1 2008-12-30 Paolo Bonzini <bonzini@gnu.org>
3 PR tree-optimization/38572
4 * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges
5 and change them to VARYING.
7 2008-12-30 Richard Guenther <rguenther@suse.de>
10 * fold-const.c (fold_comparison): Use the correct result type.
12 2008-12-30 Dorit Nuzman <dorit@il.ibm.com>
13 Ira Rosen <irar@il.ibm.com>
15 PR tree-optimization/38529
16 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
17 whose DEF is used in the loop-nest that is being vectorized, but
18 outside the immediately enclosing loop.
20 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
22 * tree-profile.c (tree_init_ic_make_global_vars): Make static
25 2008-12-29 Jakub Jelinek <jakub@redhat.com>
28 * tree-complex.c (expand_complex_libcall): Call
29 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
30 instead of passing true as 3rd argument to gsi_replace.
32 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
35 * dse.c: Include target.h.
36 * Makefile.in (dse.o): Depend on $(TARGET_H).
38 2008-12-29 Jakub Jelinek <jakub@redhat.com>
41 * gcc.c (process_command): Accept also -b with configuration name
43 * doc/invoke.texi (-b): Document that no hyphen is required if
44 configuration name is in the next argument after -b.
46 2008-12-27 Jakub Jelinek <jakub@redhat.com>
49 * gimple-pretty-print.c (dump_binary_rhs): Print
50 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
51 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
52 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
53 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
54 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
57 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
58 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
60 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
62 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
63 * expr.h: Fix the declaration of block_clear_fn.
65 2008-12-23 Andrew Pinski <pinski@gmail.com>
68 * fold-const.c (fold_binary): Call fold_convert on arguments to
69 fold_build2 for negative divide optimization.
71 2008-12-23 Jakub Jelinek <jakub@redhat.com>
74 * dse.c (struct store_info): Add const_rhs field.
75 (clear_rhs_from_active_local_stores): Clear also const_rhs.
76 (record_store): Try also cselib_expand_value_rtx to get a constant.
77 (find_shift_sequence, get_stored_val): Use const_rhs instead of
79 * cselib.c (cselib_record_sets): If !cselib_record_memory and
80 there is just one set from read-only MEM, look at REG_EQUAL or
83 * dse.c (struct store_info): Add redundant_reason field.
84 (record_store): When storing the same constant as has been stored by
85 an earlier store, set redundant_reason field to the earlier store's
86 insn_info_t. Don't delete cannot_delete insns.
87 (find_shift_sequence): Remove read_info argument, add read_mode
88 and require_cst arguments. Return early if require_cst and
89 constant wouldn't be returned.
90 (get_stored_val): New function.
91 (replace_read): Use it.
92 (scan_insn): Put even cannot_delete insns with exactly 1 store
93 into active_local_stores.
94 (dse_step1): Don't delete cannot_delete insns. Remove redundant
95 constant stores if contains_cselib_groups and earlier store storing
96 the same value hasn't been eliminated.
97 (dse_step6): Renamed to dse_step7. New function.
98 (dse_step7): Renamed from dse_step6.
99 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
100 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
101 into CONST unless really necessary. Handle SUBREG, unary,
102 ternary, bitfield and compares specially, to be able to simplify
103 operations on constants.
104 (expand_loc): Try to optimize LO_SUM.
106 * dse.c (get_call_args): New function.
107 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
108 to get call arguments and if successful and both len and val are
109 constants, handle the call as (mem:BLK) (const_int) store.
111 * dse.c (struct store_info): Add is_large bool field, change
112 positions_needed into a union of a bitmask and bitmap + count.
113 (free_store_info): Free bitmap if is_large.
114 (set_usage_bits): Don't look at stores where
115 offset + width >= MAX_OFFSET.
116 (set_position_unneeded, set_all_positions_unneeded,
117 any_positions_needed_p, all_positions_needed_p): New static inline
119 (record_store): Handle BLKmode stores of CONST_INT, if
120 MEM_SIZE is set on the MEM. Use the new positions_needed
122 (replace_read): Handle reads from BLKmode CONST_INT stores.
123 (check_mem_read_rtx): Use all_positions_needed_p function.
124 (dse_step1): Free large positions_needed bitmaps and clear is_large.
126 * dse.c (struct store_info): Change begin and end types to
129 * dse.c (record_store): Fix check for unused store.
131 * expr.c (block_clear_fn): No longer static.
132 * expr.h (block_clear_fn): Declare.
133 * dse.c (scan_insn): Memset and bzero can just read their arguments.
135 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
136 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
137 set MEM_SIZE on DESTMEM.
138 (ix86_expand_setmem): Adjust callers.
141 * expr.h (get_mem_align_offset): New prototype.
142 * emit-rtl.c (get_mem_align_offset): New function.
143 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
145 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
147 (ix86_expand_movmem): Optimize if COUNT_EXP
148 is constant, desired_align > align and dst & (desired_align - 1)
149 is computable at compile time.
150 (ix86_expand_setmem): Likewise.
152 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
153 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
155 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
157 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
160 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
161 label_ref with an offset.
163 2008-12-21 Andrew Pinski <pinskia@gmail.com>
166 * configure: Regenerate.
168 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
170 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
171 changing operand 1 to a pmode_register_operand.
172 (mips_lhx, mips_lwx): Likewise.
173 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
174 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
175 the value from the argument expression.
177 2008-12-21 Jan Hubicka <jh@suse.cz>
178 Kai Tietz <kai.tietz@onevision.com>
180 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
181 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
182 call_value_1_rex64_ms_sysv): New patterns.
183 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
184 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
186 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
188 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
189 (alpha_reorg): Call alpha_pad_noreturn.
191 2008-12-21 Denis Chertykov <denisc@overta.ru>
193 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
195 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
198 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
199 if readelf is nowhere to be found.
200 * configure: Regenerate.
202 2008-12-19 Andrew Haley <aph@redhat.com>
204 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
207 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
210 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
211 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
213 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
216 * arm.c (load_multiple_sequence): Initialize ORDER array.
217 (store_multiple_sequence): Likewise.
218 (output_move_double): Make reg0 unsigned.
219 (arm_output_epilogue): Make amount unsigned.
220 (arm_expand_prologue): Move declaration of dwarf before block
223 2008-12-19 Steve Ellcey <sje@cup.hp.com>
225 * df-scan.c (df_hard_reg_init): Move declaration of i.
227 2008-12-19 Jakub Jelinek <jakub@redhat.com>
230 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
231 use rs6000/x-linux-relax snippet if ld is new enough,
232 otherwise use rs6000/x-linux-O1.
233 * config/rs6000/x-linux-relax: New file.
234 * config/x-cflags-O1: New file.
236 2008-12-18 Joseph Myers <joseph@codesourcery.com>
238 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
239 choice of e500 comparison instructions on flag_finite_math_only &&
240 !flag_trapping_math, not flag_unsafe_math_optimizations.
241 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
242 instructions on flag_finite_math_only && !flag_trapping_math, not
243 flag_unsafe_math_optimizations.
244 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
245 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
246 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
247 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
248 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
249 Condition choice of comparison instructions on
250 flag_finite_math_only && !flag_trapping_math, not
251 flag_unsafe_math_optimizations.
253 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
255 * configure: Regenerate.
257 2008-12-18 Jan Hubicka <jh@suse.cz>
258 Kai Tietz <kai.tietz@onevision.com>
260 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
261 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
262 df_invalidated_by_call to invalidated_by_call_regset.
263 * df.h (df_invalidated_by_call): Remove.
264 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
266 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
267 (globalize_reg): Likewise.
268 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
269 df_byte_lr_alloc): Rename df_invalidated_by_call to
270 invalidated_by_call_regset.
271 * basic-block.h (regs_invalidated_by_call_regset): Declare.
273 2008-12-18 Jan Hubicka <jh@suse.cz>
274 Kai Tietz <kai.tietz@onevision.com>
276 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
278 2008-12-18 Jan Hubicka <jh@suse.cz>
279 Kai Tietz <kai.tietz@onevision.com>
281 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
283 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
284 do not try to modify call used regs.
285 (ix86_maybe_switch_abi): New function.
286 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
288 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
290 PR rtl-optimization/37922
291 * dse.c (bb_info): Added regs_live field.
292 (look_for_hardregs): New function.
293 (replace_read): Added regs_live parameter and code to check that
294 shift sequence does not clobber live hardregs.
295 (check_mem_read_rtx): Added parameter to replace_read.
296 (dse_step1): Added regs_live bitmap and initialize it.
297 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
299 * df-problems.c Renamed to df_simulate_initialize_backwards.
300 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
301 (df_simulate_artificial_refs_at_top): Renamed to
302 df_simulate_finalize_backwards.
303 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
304 df_simulate_finalize_backwards): New functions.
305 * df.h (df_simulate_artificial_refs_at_end): Renamed to
306 df_simulate_initialize_backwards.
307 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
308 (df_simulate_artificial_refs_at_top): Renamed to
309 df_simulate_finalize_backwards.
310 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
311 df_simulate_finalize_backwards): New functions.
312 * ra-conflict.c (global_conflicts): Renamed
313 df_simulate_artificial_refs_at_end to
314 df_simulate_initialize_backwards.
315 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
316 df_simulate_one_insn_backwards.
317 * ifcvt.c (dead_or_predicable): Renamed
318 df_simulate_artificial_refs_at_end to
319 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
320 df_simulate_one_insn_backwards.
321 * recog.c (peephole2_optimize): Ditto.
322 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
324 2008-12-18 Jakub Jelinek <jakub@redhat.com>
327 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
328 (rewrite_expr_tree): Add moved argument, move stmts together if
329 needed. Call remove_visited_stmt_chain.
330 (linearize_expr_tree): Don't move stmts here.
331 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
332 Adjust rewrite_expr_tree caller.
335 * tree-ssa.c (useless_type_conversion_p_1): Return
336 false if inner_type is incomplete and outer_type is complete.
338 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
340 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
341 dependences and the configure options.
342 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
343 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
345 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
348 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
349 only if REG_PARM_STACK_SPACE is defined.
351 2008-12-17 Jan Hubicka <jh@suse.cz>
352 Kai Tietz <kai.tietz@onevision.com>
354 * calls.c (expand_call): Do not sibcall if
355 outgoing_reg_parm_stack_space does not match.
357 2008-12-16 Anatoly Sokolov <aesok@post.ru>
359 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
360 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
362 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
363 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
365 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
368 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
371 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
373 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
375 * configure: Regenerate.
377 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
380 * arm.c (arm_legitimate_index): Only accept addresses that are in
382 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
383 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
385 (extendqisi2): Likewise.
386 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
387 predicate for operand1.
389 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
391 * config/mips/mips.c (mips_output_conditional_branch): Assert that
392 openrands[1] is a CODE_LABEL.
394 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
396 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
397 the result of mips_prepare_builtin_target.
399 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
401 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
402 if TARGET_ABICALLS is true.
404 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
406 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
407 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
409 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
411 * config/picochip/picochip.c (picochip_override_options): Disable CFI
412 asm and change the signature of brev and byteSwap functions to use
414 * config/picochip/picochip.md (commsTestPort): This is a complex
415 instruction and should not be vliwed. Don't set insn type.
417 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
418 * config/s390/s390.c (s390_swap_cmp): New function.
419 (s390_non_addr_reg_read_p): New function.
420 (s390_z10_optimize_cmp): New function.
421 (s390_reorg): Added call to s390_optimize_cmp.
422 * config/s390/s390.md (nop1): New insn.
424 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
427 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
428 for the milli.a library.
430 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
431 Peter Bergner <bergner@vnet.ibm.com>
434 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
435 TOC into the call pattern.
436 (call_indirect_aix64): Likewise.
437 (call_value_indirect_aix32): Likewise.
438 (call_value_indirect_aix64): Likewise.
439 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
440 to split off the load of the TOC.
441 (call_indirect_nonlocal_aix32): Enable only after reload.
442 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
443 to split off the load of the TOC.
444 (call_indirect_nonlocal_aix64): Enable only after reload.
445 (call_value_indirect_nonlocal_aix32_internal): New insn and split
446 patterns to split off the load of the TOC.
447 (call_value_indirect_nonlocal_aix32): Enable only after reload.
448 (call_value_indirect_nonlocal_aix64_internal): New insn and split
449 patterns to split off the load of the TOC.
450 (call_value_indirect_nonlocal_aix64): Enable only after reload.
452 2008-12-12 Andreas Schwab <schwab@suse.de>
455 2008-12-12 Andreas Schwab <schwab@suse.de>
456 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
459 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
461 PR tree-optimization/32044
462 * tree-scalar-evolution.h (expression_expensive_p): Declare.
463 * tree-scalar-evolution.c (expression_expensive_p): New function.
464 (scev_const_prop): Avoid introducing expensive expressions.
465 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
467 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
470 * graphite.c (nb_reductions_in_loop): Use simple_iv.
472 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
474 * config/i386/x86intrin.h: New header file to support all x86
476 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
478 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
481 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
484 2008-12-12 Andreas Schwab <schwab@suse.de>
486 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
489 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
491 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
492 Use Pmode for scratch reg.
493 (*mb_internal): Use (match_dup 0) for unspec operand.
495 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
497 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
498 floor_log2 of zero. Negate widened zero.
500 2008-12-12 Ben Elliston <bje@au.ibm.com>
502 * config/fp-bit.c (nan): Rename from this ...
503 (makenan): ... to this.
505 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
507 * config/mips/mips.md (*branch_bit<bbv><mode>,
508 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
509 label becomes operands[1].
511 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
513 PR tree-optimization/38446
514 * graphite.c (register_bb_in_sese): New.
515 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
516 looking at the bbs in the region.
517 * graphite.h (sese): Add region_basic_blocks pointer set to
518 structure and initialize at the time of defining new scop.
520 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
522 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
523 (find_params_in_bb): Do not free data refs.
524 (free_graphite_bb): Add FIXME on disabled free_data_refs.
526 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite.c (struct ivtype_map_elt): New.
529 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
530 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
531 gcc_type_for_cloog_iv): New.
532 (loop_iv_stack_patch_for_consts): Use the type of the induction
533 variable from the original loop, except for the automatically
534 generated loops, i.e., in the case of a strip-mined loop, in
535 which case there is no original loop: in that case just use
537 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
538 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
539 (clast_name_to_gcc): Accept params to be NULL.
540 (clast_to_gcc_expression): Take an extra parameter for the type.
541 Convert to that type all the expressions built by this function.
542 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
543 (graphite_translate_clast_equation): Compute the type of the
544 clast_equation before translating its LHS and RHS.
545 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
546 (graphite_create_new_loop): Compute the type of the induction
547 variable before translating the lower and upper bounds and before
548 creating the induction variable.
549 (rename_variables_from_edge, rename_phis_end_scop): New.
550 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
551 (sese_add_exit_phis_edge): Do not use integer_zero_node.
552 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
553 compute_cloog_iv_types): New.
554 (gloog): Call compute_cloog_iv_types before starting the
555 translation of the clast.
557 * graphite.h (struct graphite_bb): New field cloog_iv_types.
558 (GBB_CLOOG_IV_TYPES): New.
559 (debug_ivtype_map): Declared.
560 (oldiv_for_loop): New.
562 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
565 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
566 (param_index): Assert if parameter is not know after parameter
568 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
569 (find_scop_parameters): Mark, that we have finished parameter
571 (graphite_transform_loops): Move condition detection before parameter
573 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
575 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
578 * emutls.c (__emutls_get_address): Make sure offset is really zero
579 before initializing the object's offset.
581 2008-12-11 Jakub Jelinek <jakub@redhat.com>
584 * gimplify.c (gimplify_init_constructor): Don't force constructor
585 into memory if there is just one nonzero element.
587 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
589 Fix testsuite/gfortran.dg/graphite/id-4.f90.
590 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
593 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
595 * graphite.c (build_scops_1): Initialize open_scop.exit
598 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
599 Jan Sjodin <jan.sjodin@amd.com>
600 Harsha Jagasia <harsha.jagasia@amd.com>
612 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
613 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
615 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
616 * Makefile.in (graphite.o): Depend on value-prof.h.
617 (graphite.o-warn): Removed -Wno-error.
618 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
619 to be a NULL pointer. Call update_stmt. Return the newly created
620 cannonical induction variable.
622 * graphite.h (debug_rename_map): Declared. Fix some comments.
624 * graphite.c: Reimplement the code generation from graphite to gimple.
625 Include value-prof.h.
626 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
627 (get_old_iv_from_ssa_name): Removed.
628 (graphite_stmt_p): New.
629 (new_graphite_bb): Test for useful statements before building a
630 graphite statement for the basic block.
631 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
632 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
633 (recompute_all_dominators, graphite_verify,
634 nb_reductions_in_loop, graphite_loop_normal_form): New.
635 (scop_record_loop): Call graphite_loop_normal_form.
636 (build_scop_loop_nests): Iterate over all the blocks of the
637 function instead of relying on the incomplete information from
638 SCOP_BBS. Return the success of the operation.
639 (find_params_in_bb): Use the data from GBB_DATA_REFS.
640 (add_bb_domains): Removed.
641 (build_loop_iteration_domains): Don't call add_bb_domains.
642 Add the iteration domain only to the basic blocks that have been
643 translated to graphite.
644 (build_scop_conditions_1): Add constraints only if the basic
645 block have been translated to graphite.
646 (build_scop_data_accesses): Completely disabled until data
647 dependence is correctly implemented.
648 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
649 (remove_all_edges_1, remove_all_edges): Removed.
650 (get_new_name_from_old_name): New.
651 (graphite_rename_variables_in_stmt): Renamed.
652 rename_variables_in_stmt. Call get_new_name_from_old_name.
653 Use replace_exp and update_stmt.
654 (is_old_iv): Renamed is_iv.
655 (expand_scalar_variables_stmt): Extra parameter for renaming map.
656 Use replace_exp and update_stmt.
657 (expand_scalar_variables_expr): Same. Use the map to get the
658 new names for the renaming of induction variables and for the
659 renaming of variables after a basic block has been copied.
660 (expand_scalar_variables): Same.
661 (graphite_rename_variables): Renamed rename_variables.
662 (move_phi_nodes): Removed.
663 (get_false_edge_from_guard_bb): New.
664 (build_iv_mapping): Do not insert the induction variable of a
665 loop in the renaming iv map if the basic block does not belong
667 (register_old_new_names, graphite_copy_stmts_from_block,
668 copy_bb_and_scalar_dependences): New.
669 (translate_clast): Heavily reimplemented: copy basic blocks,
670 do not move them. Finally, in call cleanup_tree_cfg in gloog.
671 At each translation step call graphite_verify ensuring the
672 consistency of the SSA, loops and dominators information.
673 (collect_virtual_phis, find_vdef_for_var_in_bb,
674 find_vdef_for_var_1, find_vdef_for_var,
675 patch_phis_for_virtual_defs): Removed huge hack.
676 (mark_old_loops, remove_dead_loops, skip_phi_defs,
677 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
678 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
679 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
680 if_region_get_condition_block, if_region_set_false_region,
681 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
682 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
683 sese_add_exit_phis_edge, sese_add_exit_phis_var,
684 rewrite_into_sese_closed_ssa): New.
685 (gloog): Remove dead code. Early return if code cannot be
686 generated. Call cleanup_tree_cfg once the scop has been code
688 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
689 block loops with less than two loops.
690 (graphite_apply_transformations): Remove the call to
691 scop_remove_ignoreable_gbbs.
692 (limit_scops): When build_scop_loop_nests fails, continue on next
693 scop. Fix open_scop.entry.
694 (graphite_transform_loops): Call recompute_all_dominators: force the
695 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
696 Call initialize_original_copy_tables and free_original_copy_tables
697 to be able to copy basic blocks during code generation.
698 When build_scop_loop_nests fails, continue on next scop.
699 (value_clast): New union.
700 (clast_to_gcc_expression): Fix type cast warning.
702 2008-12-10 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/36792
705 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
708 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
710 PR tree-optimization/36792
711 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
713 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
716 * dwarf2out.c (saved_do_cfi_asm): New.
717 (dwarf2out_do_frame): Take it into account.
718 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
720 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
723 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
724 variables initialized from SRAed bit fields.
726 2008-12-10 Martin Guy <martinwguy@yahoo.it>
729 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
730 result will be in an FPU register.
732 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
736 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
737 on the associated SYMBOL_REF_DECL node, if any.
739 2008-12-09 David Daney <ddaney@caviumnetworks.com>
741 * config/mips/sync.md (sync_<optab>_12): Replace
742 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
743 (sync_old_<optab>_12): Remove third paramater to
744 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
745 with MIPS_SYNC_OLD_OP_12_AND.
746 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
747 with MIPS_SYNC_NEW_OP_12_AND.
748 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
749 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
750 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
751 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
752 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
753 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
754 MIPS_SYNC_NEW_OP_12_XOR.
755 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
756 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
757 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
758 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
759 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
760 to implement new __sync_nand semantics.
761 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
762 remove third parameter.
763 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
764 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
765 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
766 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
767 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
768 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
769 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
770 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
772 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
774 * graphite.c (graphite_transform_loops): Always call find_transform ()
775 in ENABLE_CHECKING. So we test these code paths, even if we do not
778 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
780 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
782 2008-12-09 Jakub Jelinek <jakub@redhat.com>
785 * function.h (struct function): Add always_inline_functions_inlined.
786 * ipa-inline.c (cgraph_early_inlining): Set it to true.
787 * tree-optimize.c (execute_fixup_cfg): Likewise.
788 * builtins.c (avoid_folding_inline_builtin): New function.
789 (fold_call_expr): Don't optimize always_inline builtins before
791 (fold_call_stmt): Likewise.
792 (fold_builtin_call_array): Likewise. Don't call
793 fold_builtin_varargs for BUILT_IN_MD builtins.
795 PR tree-optimization/37416
796 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
798 2008-12-09 Janis Johnson <janis187@us.ibm.com>
800 * doc/sourcebuild.texi (Test Directives): Fix formatting.
802 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
804 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
806 * doc/invoke.texi (-fira-region): Describe new option.
807 (-fira-algorithm): Change the values.
809 * ira-conflicts.c (build_conflict_bit_table,
810 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
811 (ira_build_conflicts): Use flag flag_ira_region instead of
812 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
813 base registers for allocnos crossing calls.
815 * flags.h (enum ira_algorithm): Redefine.
816 (enum ira_region): New.
817 (flag_ira_region): New.
819 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
820 instead of flag_ira_algorithm.
822 * toplev.c (flag_ira_algorithm): Change the initial value.
823 (flag_ira_region): New.
825 * ira-int.h (ira_reg_classes_intersect_p,
826 ira_reg_class_super_classes): New.
828 * ira-color.c (update_copy_costs): Use
829 ira_reg_classes_intersect_p. Use right class to find hard reg index.
830 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
831 (assign_hard_reg): Ditto. Pass additional argument to
832 update_conflict_hard_regno_costs. Do not uncoalesce for priority
834 (allocno_priorities, setup_allocno_priorities,
835 allocno_priority_compare_func): Move before color_allocnos.
836 (color_allocnos): Add priority coloring. Use flag flag_ira_region
837 instead of flag_ira_algorithm.
838 (move_spill_restore): Check classes of the same reg allocno from
840 (update_curr_costs): Use ira_reg_classes_intersect_p.
841 (ira_reassign_conflict_allocnos): Ditto.
843 * opts.c (decode_options): Always set up flag_ira. Set up
844 flag_ira_algorithm. Warn CB can not be used for architecture.
845 (common_handle_option): Modify code for -fira-algorithm. Add code
846 to process -fira-region.
848 * ira-lives.c (update_allocno_pressure_excess_length): Process
850 (set_allocno_live, clear_allocno_live, mark_reg_live,
851 mark_reg_dead, process_bb_node_lives): Ditto.
853 * ira-emit.c (ira_emit): Fix insn codes.
855 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
856 instead of flag_ira_algorithm.
857 (allocno_range_compare_func): Ignore classes for priority coloring.
858 (setup_min_max_conflict_allocno_ids): Ditto.
859 (ira_flattening): Use ira_reg_classes_intersect_p.
861 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
863 * common.opt (fira-algorithm): Modify.
866 * ira.c (setup_class_hard_regs): Initialize.
867 (setup_cover_and_important_classes): Modify code setting class
868 related info for priority coloring.
869 (setup_class_translate): Ditto.
870 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
871 (setup_reg_class_intersect_union): Rename to
872 setup_reg_class_relations. Add code for setting up new variables.
873 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
874 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
876 * ira-costs.c (common_classes): New.
877 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
878 (find_allocno_class_costs): Ditto. Use common_classes. Translate
880 (ira_costs): Allocate/deallocate common_classes.
882 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
883 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
886 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
887 smallest_mode_for_size.
889 2008-12-10 Ben Elliston <bje@au.ibm.com>
891 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
893 2008-12-09 Jan Hubicka <jh@suse.cz>
895 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
897 2008-12-09 Jakub Jelinek <jakub@redhat.com>
899 PR tree-optimization/35468
900 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
903 2008-12-09 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/38445
906 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
908 (emit_alias_warning): Adjust.
910 2008-12-09 Andrew Haley <aph@redhat.com>
912 * fixed-value.c (do_fixed_add): Add comment.
913 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
914 * builtins.c (fold_builtin_sqrt): Likewise.
916 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
919 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
921 * calls.c (nitialize_argument_information): Add fntype argument
922 and use it for calls.promote_function_args.
923 (expand_call): Pass fntype to aggregate_value_p if no fndecl
924 available and pass additional fntype to
925 initialize_argument_information.
926 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
927 to get function abi type.
928 (init_cumulative_args): Use for abi kind detection fntype, when no
931 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
933 * config/s390/s390.md (movti, movdi_64, movdi_31,
934 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
935 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
937 (Integer->BLKmode splitter): Removed.
939 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
941 * config/alpha/alpha.c (alpha_set_memflags): Process memory
942 references in full insn sequence.
944 2008-12-09 Jason Merrill <jason@redhat.com>
946 * gimplify.c (gimplify_init_constructor): Revert to using < rather
947 than <= for sparseness test.
950 * gimplify.c (gimplify_init_constructor): Don't write out a static
951 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
954 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
957 Fix testsuite/gfortran.dg/graphite/id-3.f90.
958 * graphite.c (scopdet_basic_block_info): Fix bug that found some
959 regions more than once.
961 2008-12-09 Ben Elliston <bje@au.ibm.com>
963 * emutls.c (__emutls_get_address): Prototype.
964 (__emutls_register_common): Likewise.
966 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
968 2008-12-09 Ben Elliston <bje@au.ibm.com>
970 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
972 2008-12-08 Steve Ellcey <sje@cup.hp.com>
974 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
975 (nonlocal_goto_receiver): New instruction.
977 2008-12-08 Jakub Jelinek <jakub@redhat.com>
980 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
983 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
984 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
986 2008-12-08 Richard Henderson <rth@redhat.com>
989 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
990 (SET_TYPE_MODE): New.
991 * c-decl.c (parser_xref_tag): Use it.
992 (finish_enum): Likewise.
993 * tree.c (build_pointer_type_for_mode): Likewise.
994 (build_reference_type_for_mode, build_index_type): Likewise.
995 (build_range_type, make_vector_type): Likewise.
996 (build_common_tree_nodes_2): Likewise.
997 * stor-layout.c (compute_record_mode): Likewise.
998 (finalize_type_size, layout_type, make_fract_type): Likewise.
999 (make_accum_type, initialize_sizetypes): Likewise.
1000 (vector_type_mode): New.
1001 * function.c (allocate_struct_function): Call
1002 invoke_set_current_function_hook before querying anything else.
1004 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
1006 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
1008 * alias.c (find_base_term): Synch LO_SUM handling with what
1009 find_base_value does.
1011 2008-12-08 Andrew Haley <aph@redhat.com>
1012 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
1014 * gimple.h (gimple_build_try): Fix declaration.
1016 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
1017 * fixed-value.c (do_fixed_add): Likewise.
1018 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1020 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1023 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1024 on parallel and task contexts.
1026 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1028 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1030 2008-12-07 Richard Guenther <rguenther@suse.de>
1032 PR tree-optimization/38405
1033 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1034 not sign-extend truth values.
1036 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1038 * tree-sra.c (scalarize_use): Create another temporary with the proper
1039 type for signed types in the use_all && !is_output bitfield case.
1041 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1043 PR rtl-optimization/36365
1044 * df-core.c (df_worklist_dataflow_overeager): Remove.
1045 (df_worklist_dataflow): Don't call it, use double-queue only.
1046 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1048 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1051 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1052 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1054 2008-12-07 Ben Elliston <bje@au.ibm.com>
1056 * gthr-single.h (__gthread_once): Adjust prototype to match all
1057 other gthreads models.
1059 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1061 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1062 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1065 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1066 operands to mult_type if it isn't narrower than op0's type.
1068 2008-12-06 Jan Hubicka <jh@suse.cz>
1069 Jakub Jelinek <jakub@redhat.com>
1071 PR tree-optimization/38074
1072 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1074 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1075 in both dirrection for first match heuristics.
1076 (tree_bb_level_predictions): Disable noreturn heuristic when there
1077 is no returning path.
1079 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1081 PR rtl-optimization/38272
1082 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1085 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1088 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1089 (pp_c_expression): Likewise.
1091 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1094 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1096 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1099 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1100 arguments to HOST_WIDE_INT. If type has different signedness
1101 than unsignedp or different precision from bitsize, create
1102 the right type for BIT_FIELD_REF and cast to type.
1103 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1106 2008-03-05 Richard Guenther <rguenther@suse.de>
1108 * fold-const.c (fold_truthop): Remove code generating
1109 BIT_FIELD_REFs of structure bases.
1110 (fold_binary): Likewise.
1111 (make_bit_field_ref): Remove.
1112 (optimize_bit_field_compare): Remove.
1113 (all_ones_mask_p): Remove.
1115 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1117 * tree-sra.c (sra_explode_bitfield_assignment): Always
1118 call unsigned_type_for, if the precision is higher than
1119 needed, call build_nonstandard_integer_type.
1122 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1123 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1127 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1128 only if internal_arg_pointer is a non-virtual pseudo.
1130 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1132 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1133 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1134 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1136 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1138 PR tree-optimization/37716
1139 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1140 gimplify_ctxp->allow_rhs_cond_expr.
1142 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1144 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1145 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1147 (alpha_emit_conditional_branch): Do not generate direct branch
1148 for UNORDERED comparisons.
1150 2008-12-05 Andreas Schwab <schwab@suse.de>
1152 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1155 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1158 * fold-const.c (fold_checksum_tree): Change buf type to union
1161 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1164 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1166 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1168 2008-12-05 Ben Elliston <bje@au.ibm.com>
1170 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1172 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1174 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1175 Gary Funck <gary@intrepid.com>
1177 * cse.c (lookup_as_function): Delete mode frobbing code.
1178 (equiv_constant): Re-implement it there for SUBREGs.
1180 2008-12-04 Richard Guenther <rguenther@suse.de>
1183 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1184 (tree-ssa-structalias.o): Remove errors.h dependency.
1185 (tree-ssa-reassoc.o): Likewise.
1186 * tree-ssa-reassoc.c: Do not include errors.h.
1187 * tree-ssa-alias-warnings.c: Remove.
1188 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1189 strict_aliasing_warning_backend.
1190 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1191 (emit_alias_warning): Likewise.
1192 (set_uids_in_ptset): Warn for clear cases of type-punning.
1193 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1196 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1198 * cse.c (equiv_constant): Fix pasto.
1200 2008-12-04 Nick Clifton <nickc@redhat.com>
1202 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1203 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1204 formatting of quotes.
1206 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1209 * fold-const.c (fold_checksum_tree): Allow modification of
1212 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1215 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1216 have the right number of arguments.
1218 2008-12-03 Richard Guenther <rguenther@suse.de>
1221 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1224 2008-12-03 Tomas Bily <tbily@suse.cz>
1227 * tree-loop-distribution.c (build_size_arg): New function.
1228 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1229 Reorganized generating of stmts.
1230 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1231 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1232 Indicate if analysis succeed.
1233 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1234 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1235 Uses new definition of dr_analyze_innermost.
1237 2008-12-03 Ben Elliston <bje@au.ibm.com>
1239 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1241 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1243 PR tree-optimization/37716
1244 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1245 all the needed operations as trees and gimplify_assign it to dst.
1248 * configure.ac (gcc_cv_readelf): Look for readelf.
1249 (gcc_cv_as_cfi_advance_working): Check for working
1250 cfi advances with code alignment factor > 1.
1251 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1252 don't work properly.
1253 * configure: Regenerated.
1255 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1256 Jakub Jelinek <jakub@redhat.com>
1257 Andrew Pinski <andrew_pinski@playstation.sony.com>
1259 PR rtl-optimization/38281
1260 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1261 set it to NULL_RTX afterwards.
1263 * emit-rtl.c (set_insn_deleted): Fix formatting.
1265 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1267 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1269 * config/mips/mips.md (IMOVE32): New mode iterator.
1270 (movsi): Generalize with IMOVE32.
1271 (*movsi_internal): Likewise.
1272 (*mov<mode>_mips16): Likewise.
1275 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1276 Maxim Kuvyrkov <maxim@codesourcery.com>
1278 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1279 PC-relative addressing when compiling for uclinux PIC.
1280 (__cmpdf_internal, __cmpsf_internal): Hide.
1281 (__cmpdf, __cmpsf): Use PIC call sequence.
1283 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1284 Jack Howarth <howarth@bromo.med.uc.edu>
1286 * config/i386/t-darwin64: Add m32 multilib support.
1288 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1290 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1292 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1295 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1296 before using it in POINTER_PLUS_EXPR.
1298 2008-12-02 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/38359
1301 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1304 2008-12-02 Martin Jambor <mjambor@suse.cz>
1307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1309 (forward_propagate_addr_into_variable_array_index): Check that the
1310 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1311 than the gimple code directly.
1313 2008-12-02 Ben Elliston <bje@au.ibm.com>
1315 * config/spu/float_disf.c (__floatdisf): Prototype.
1316 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1317 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1318 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1320 2008-12-02 DJ Delorie <dj@redhat.com>
1322 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1323 (DWARF_CIE_DATA_ALIGNMENT): Define.
1325 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1326 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1327 (xstormy16_expand_prologue): Likewise.
1328 (xstormy16_expand_builtin_va_start): Likewise.
1329 (xstormy16_gimplify_va_arg_expr): Likewise.
1331 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1334 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1335 potentially returned from folding memcpy.
1336 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1337 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1339 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1342 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1343 decoration of function RTL names here on Ada language.
1345 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1347 PR rtl-optimization/38280
1348 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1349 ira_rebuild_regno_allocno_list): New functions.
1350 (regno_allocnos): New static variable.
1351 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1352 Call ira_rebuild_regno_allocno_list.
1354 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1355 Adam Nemet <anemet@caviumnetworks.com>
1357 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1358 LINUX_DRIVER_SELF_SPECS.
1360 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1362 PR rtl-optimization/37514
1363 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1364 from previous insns.
1366 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1369 * c-omp.c (c_finish_omp_for): Only transform pointer
1370 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1372 PR rtl-optimization/38245
1373 * tree-vrp.c (abs_extent_range): New function.
1374 (extract_range_from_binary_expr): Compute range
1375 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1376 or includes zero or if vr1 is VR_RANGE and op0 has some
1379 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1382 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1383 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1384 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1385 to (not:I48MODE (and:I48MODE (...))).
1386 (sync_old_nand<mode>): Ditto.
1387 (sync_new_nand<mode>): Ditto.
1389 2008-12-01 Nick Clifton <nickc@redhat.com>
1391 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1392 Replace uses of the "y" register class with direct references to
1393 the CARRY_REG register.
1394 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1395 register with clobbers of the carry register.
1396 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1397 (xstormy16_split_cbranch): Remove redundant carry parameter.
1398 (xstormy16_expand_arith): Likewise.
1399 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1400 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1401 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1402 (CARRY_REGNUM): Define.
1403 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1405 (xstormy16_expand_arith): Likewise.
1407 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1409 * config/score/score.h (IRA_COVER_CLASSES): Define.
1411 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1414 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1415 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1416 (cmp_sdiv_cc_set): Factor common string.
1417 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1419 (cmp_udiv_cc_set): Factor common string.
1421 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1424 * varasm.c (emutls_finish): Fix common registration.
1426 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1429 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1431 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1434 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1435 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1436 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1437 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1438 Ignore sub-word case for now.
1439 (sync_nand<mode>_internal): Represent NAND in RTL.
1440 (sync_old_nand<mode): Same.
1441 (sync_old_name<mode>_internal): Same.
1442 (sync_new_nand<mode>): Same.
1443 (sync_new_nand<mode>_internal): Same.
1444 (sync_boolcshort_internal): Expect NAND.
1446 2008-11-28 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/37955
1449 PR tree-optimization/37742
1450 * tree-vect-transform.c (vectorizable_store): Remove assert for
1452 (vectorizable_load): Likewise.
1454 2008-11-27 Richard Guenther <rguenther@suse.de>
1456 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1457 a constraint for the static chain parameter.
1459 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1461 * config/bfin/bfin.opt (micplb): New option.
1462 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1463 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1464 ENABLE_WA_INDIRECT_CALLS): New macros.
1465 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1467 (indirect_call_p): New function.
1468 (workaround_speculation): Handle anomaly 05-00-0426 when
1469 ENABLE_WA_INDIRECT_CALLS is true.
1470 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1471 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1472 * doc/invoke.texi (Blackfin Options): Document -micplb.
1474 2008-11-26 DJ Delorie <dj@redhat.com>
1476 * config/m32c/mov.md ("extendhipsi2"): New.
1478 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1480 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1481 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1483 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1485 * config/mips/mips.md (clear_hazard): Rename to
1486 clear_hazard_<mode>. Use mode-specific addition.
1487 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1488 or gen_clear_hazard_di depending on the size of Pmode.
1490 2008-11-26 DJ Delorie <dj@redhat.com>
1492 * configure.ac: Test m32c-elf-gas for .loc.
1493 * configure: Likewise.
1495 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1498 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1501 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1504 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1505 (memory_barrier): Do not generate memory_barrier_nosse instruction
1507 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1509 2008-11-26 Fredrik Unger <fred@tree.se>
1511 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1512 function name from __floatundisf.
1513 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1516 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1517 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/37869
1520 * tree-ssa-structalias.c (struct constraint_graph): Remove
1521 pt_used and number_incoming members.
1522 (build_pred_graph): Do not allocate them.
1523 (condense_visit): Do not use them.
1524 (label_visit): Likewise.
1525 (free_var_substitution_info): Do not free them.
1527 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1529 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1531 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1533 * ira-color.c (allocno_spill_priority): New function.
1534 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1535 Print more info about the spilled allocno.
1536 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1537 checks on bad spill.
1539 * ira-build.c (loop_node_to_be_removed_p): Remove.
1540 (loop_compare_func, mark_loops_for_removal): New functions.
1541 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1543 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1545 * ira.c (ira): Don't change flag_ira_algorithm.
1547 * params.def (ira-max-loops-num): Change the value.
1549 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1551 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1552 Disable unsupported alternative for ColdFire,
1553 add new alternative that ColdFire can handle.
1555 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1557 * regrename.c (merge_overlapping_regs): Add registers artificially
1558 defined at the top of the basic block to the set of live ones just
1559 before the first insn.
1561 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1562 Joey Ye <joey.ye@intel.com>
1565 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1566 false if we need to align the outgoing stack.
1567 (ix86_update_stack_boundary): Check parm_stack_boundary.
1569 2008-11-25 Richard Guenther <rguenther@suse.de>
1573 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1574 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1575 in favor of dereferenced_ptrs.
1576 (init_alias_info): Adjust.
1577 (delete_alias_info): Likewise.
1578 (compute_flow_insensitive_aliasing): Properly
1579 include all aliased variables.
1580 (update_alias_info_1): Use dereferenced_ptrs.
1581 (setup_pointers_and_addressables): Likewise.
1582 (get_smt_for): Honor ref-all pointers and pointers with known alias
1584 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1586 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1590 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1592 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1594 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1596 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1598 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1600 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1603 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1604 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1606 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1609 UNSPECV_CMPXCHG_[12].
1610 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1611 UNSPECV_CMPXCHG_[12].
1614 * config/i386/sync.md (memory_barrier): New expander.
1616 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1619 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1621 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1623 * pa.c (function_arg): Revert 2008-10-26 change.
1625 2008-11-23 Helge Deller <deller@gmx.de>
1627 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1628 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1629 succeeded and lws_ret is not equal to oldval.
1631 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1633 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1635 2008-11-22 Andreas Schwab <schwab@suse.de>
1637 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1640 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1642 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1643 Use constant 1 as the operand.
1644 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1645 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1646 gen_rdhwr_synci_step_di depending on the size of Pmode.
1648 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.md (SWI248): New mode iterator.
1652 (SWI32): Remove mode iterator.
1653 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1654 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1655 iterator. Generate popcnt mnemonic without mode extensions
1656 for Darwin x86 targets.
1657 (*popcount<mode>2_cmp): Ditto.
1658 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1659 extensions for Darwin x86 targets.
1661 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1663 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1664 only if HAVE_AS_SPARC_UA_PCREL is defined.
1666 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1668 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1669 allocno_costs value of the classees with the lowest total_costs
1670 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1671 (setup_allocno_cover_class_and_costs): ...rather than here.
1672 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1675 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1678 * builtins.c (expand_builtin_apply_args): Emit sequence before
1679 parm_birth_insn instead of after entry_of_function's first insn.
1682 * function.c (assign_parm_remove_parallels): Pass
1683 data->passed_type as third argument to emit_group_store.
1686 * final.c (mark_symbol_refs_as_used): New function.
1687 * output.h (mark_symbol_refs_as_used): New prototype.
1688 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1689 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1690 * config/arm/arm.md (consttable_4): Likewise.
1693 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1695 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1699 propagate x = &a into *x = b if conversion from b to a's type is
1702 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1704 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1705 for the liveness computation of the new insn.
1707 2008-11-21 DJ Delorie <dj@redhat.com>
1709 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1710 Moves to/from below100 space (W) can only use r0-r7.
1712 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1715 * doc/invoke.texi (Optimization Options): Fix typo.
1717 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1718 Xuepeng Guo <xuepeng.guo@intel.com>
1720 * config.gcc (extra_headers): For x86 and x86-64, remove
1721 gmmintrin.h, add immintrin.h and avxintrin.h.
1723 * config/i386/gmmintrin.h: Renamed to ...
1724 * config/i386/avxintrin.h: This. Issue an error if
1725 _IMMINTRIN_H_INCLUDED is undedined.
1727 * config/i386/immintrin.h: New.
1729 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1732 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1733 mode of PLUS, not mode of the eliminated register.
1735 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1738 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1739 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1740 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1741 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1742 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1743 (*nand<mode>3): Rename to *andnot<mode>3.
1744 (*nandtf3): rename to *andnottf3.
1745 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1746 Use CODE_FOR_mmx_andnotv2si3.
1747 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1748 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1749 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1750 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1751 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1753 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1756 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1757 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1758 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1759 to (not:IMODE (and:IMODE (...))).
1760 (sync_old_nand<mode>): Ditto.
1761 (sync_new_nand<mode>): Ditto.
1763 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1765 * config/arm/thumb2.md (thumb2_casesi_internal,
1766 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1768 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1770 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1771 nand to the changed 4.4 semantic.
1773 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1776 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1777 (fold_builtin_memory_op): Handle even the case where just one
1778 of src and dest is an address of a var decl component, using
1779 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1780 and readonly_data_expr src check.
1781 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1784 PR rtl-optimization/36998
1785 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1786 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1787 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1788 stack_adjust_offset callers.
1789 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1791 (compute_barrier_args_size): Handle insns in annulled branches
1794 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1798 Handle cases when integer argument crosses argument register boundary.
1800 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1803 * config.gcc (i[34567]86-*-solaris2*): Don't include
1804 i386/t-crtstuff here.
1805 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1806 * config/i386/t-sol2: Move to libgcc/config/i386.
1808 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1811 * tlink.c: Include "libiberty.h".
1812 (initial_cwd): Change type into char *.
1813 (tlink_init): Call getpwd instead of getcwd.
1815 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1817 PR rtl-optimization/32283
1818 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1819 of the induction variable to decide whether it may wrap.
1820 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1821 initialization of the bound before the loop.
1822 * simplify-rtx.c (simplify_binary_operation_1): Add two
1823 simplifications regarding AND.
1824 (simplify_plus_minus): Only fail if no simplification is possible.
1825 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1827 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1830 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1831 checking until GIMPLE lowering.
1832 * gimple-low.c (check_call_args): New function.
1833 (lower_stmt) <case GIMPLE_CALL>: Call it.
1835 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1837 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1838 with the same type as the first operand of the AND expression.
1840 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1843 * ira-int.h (struct ira_loop_tree_node): New member
1844 entered_from_non_parent_p.
1846 * ira-color.c (print_loop_title): Print loop bbs.
1848 * ira-emit.c (entered_from_non_parent_p,
1849 setup_entered_from_non_parent_p): New functions.
1850 (not_modified_p): Rename to store_can_be_removed_p. Check there
1852 (generate_edge_moves): Use store_can_be_removed_p instead of
1854 (ira_emit): Call setup_entered_from_non_parent_p.
1856 * ira-build.c (copy_info_to_removed_store_destinations):
1857 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1858 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1859 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1860 update all accumulated attributes.
1862 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1865 * ira-int.h (ira_copy_allocno_live_range_list,
1866 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1867 ira_finish_allocno_live_range_list): New prototypes.
1868 (ira_allocno_live_ranges_intersect_p,
1869 ira_pseudo_live_ranges_intersect_p): Remove.
1871 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1872 ira_pseudo_live_ranges_intersect_p): Rename to
1873 allocnos_have_intersected_live_ranges_p and
1874 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1876 * ira-color.c: ... here
1877 (coalesced_allocno_conflict_p): Use
1878 allocnos_have_intersected_live_ranges_p.
1879 (coalesced_allocnos_living_at_program_points,
1880 coalesced_allocnos_live_at_points_p,
1881 set_coalesced_allocnos_live_points): Remove.
1882 (slot_coalesced_allocnos_live_ranges,
1883 slot_coalesced_allocno_live_ranges_intersect_p,
1884 setup_slot_coalesced_allocno_live_ranges): New.
1885 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1886 (ira_sort_regnos_for_alter_reg): Use
1887 allocnos_have_intersected_live_ranges_p.
1888 (ira_reuse_stack_slot): Use
1889 pseudos_have_intersected_live_ranges_p.
1891 * global.c (pseudo_for_reload_consideration_p): Check
1892 flag_ira_share_spill_slots too.
1894 * ira-build.c (copy_allocno_live_range_list): Rename to
1895 ira_copy_allocno_live_range_list. Make it external.
1896 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1898 (ira_allocno_live_ranges_intersect_p): New.
1899 (ira_finish_allocno_live_range_list): New.
1900 (finish_allocno): Use it.
1901 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1902 (copy_info_to_removed_store_destinations): Ditto. Use
1903 ira_copy_allocno_live_range_list.
1904 (ira_flattening): Use ira_merge_allocno_live_ranges.
1906 * ira.c (too_high_register_pressure_p): New function.
1907 (ira): Switch off sharing spill slots if the pressure is too high.
1909 2008-11-19 Richard Guenther <rguenther@suse.de>
1911 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1912 non-sizetype offsets if their precision matches that of the pointer.
1913 * expr.c (expand_expr_real_1): Always sign-extend the offset
1914 operand of a POINTER_PLUS_EXPR.
1916 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1918 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1919 (mips-sgi-irix[56]*): No need to use fixproto.
1921 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1922 Paul Brook <paul@codesourcery.com>
1924 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1927 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1929 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1931 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1934 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1935 (separate_decls_in_region): Create shared struct even when there
1936 are only reductions.
1938 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1940 * config/picochip/picochip.c (headers): Remove an unnecessary
1943 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1946 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1947 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1949 * config/m68k/m68k.md: Adjust all conditional branches that use the
1950 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1952 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1955 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1956 is a register or zero operand in the correct mode before generating
1957 mtch1 insn or a register operand in the correct mode before generating
1959 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1961 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1963 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1964 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1965 mipsisa*-*-elf*. Handle mipsisa64r2*.
1966 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1967 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1969 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1970 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1972 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1973 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1974 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1977 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1980 * config/i386/i386.md (allocate_stack_worker_32,
1981 allocate_stack_worker_64): Don't use match_dup between input and
1983 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1984 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1986 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1988 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1989 is forced when trying to do a symbol link for it.
1991 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1993 * expmed.c (extract_bit_field_1): Also use a temporary and
1994 convert_extracted_bit_field when the conversion from ext_mode to
1995 the target mode requires explicit truncation.
1997 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1999 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
2001 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
2002 registers when not optimizing.
2004 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2006 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
2007 and its associated define_split. Expose the all-d alternative
2008 to the register allocator, but mark it with "?". Mark the first
2009 alternative with "*?*?".
2010 (*mul_sub_si): Likewise.
2011 (*mul_acc_si_r3900): New pattern.
2013 2008-11-17 Jakub Jelinek <jakub@redhat.com>
2016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
2017 propagating x = &a into *x = b, add a cast if not useless
2018 type conversion or don't optimize if another stmt would be
2021 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2024 * optabs.c (expand_sync_operation): Properly handle NAND case
2025 by calculating ~(t1 & val) instead of (~t1 & val).
2026 * builtins.c (expand_builtin_sync_operation): Warn for changed
2027 semantics in NAND builtins.
2028 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2030 * doc/invoke.texi (Warning options): Add Wsync-nand.
2031 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2032 __sync_fetch_and_nand builtin operation in the example. Add a note
2033 about changed semantics in GCC 4.4.
2034 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2035 operation in the example. Add a note about changed semantics in
2038 2008-11-16 Jan Hubicka <jh@suse.cz>
2040 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2043 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2045 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2048 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2051 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2052 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2054 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2055 rather than call_really_used_regs when handling $gp.
2057 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2060 * config/mips/mips.c (machine_function): Update the comment
2061 above global_pointer.
2062 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2063 that a function doesn't need a global pointer.
2064 (mips_current_loadgp_style): Update accordingly.
2065 (mips_restore_gp): Likewise.
2066 (mips_output_cplocal): Likewise.
2067 (mips_expand_prologue): Likewise.
2069 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2071 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2072 parameter. Use DImode for computing the number of registers.
2073 (function_arg): Adjust for above change.
2074 (function_value): Likewise.
2076 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2078 PR tree-optimization/37950
2079 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2080 not computed for the current function.
2082 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2085 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2086 gpr and other COMPONENT_REFs.
2088 2008-11-15 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/38051
2091 * tree-ssa-alias.c (update_alias_info_1): Manually find
2094 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2096 * doc/invoke.texi (-mfix-r10000): Document.
2097 * config/mips/mips.opt (mfix-r10000): New option.
2098 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2099 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2100 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2101 (MIPS_SYNC_OP): Likewise.
2102 (MIPS_SYNC_OP_12): Likewise.
2103 (MIPS_SYNC_OLD_OP_12): Likewise.
2104 (MIPS_SYNC_NEW_OP_12): Likewise.
2105 (MIPS_SYNC_OLD_OP): Likewise.
2106 (MIPS_SYNC_NAND): Likewise.
2107 (MIPS_SYNC_OLD_NAND): Likewise.
2108 (MIPS_SYNC_EXCHANGE): Likewise.
2109 (MIPS_SYNC_EXCHANGE_12): Likewise.
2110 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2112 (MIPS_SYNC_NEW_NAND): Likewise.
2113 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2114 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2115 (mips_output_sync_loop): New function.
2116 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2117 Make -mfix-r10000 require branch-likely instructions.
2118 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2119 mips_output_sync_loop.
2120 (compare_and_swap_12): Likewise.
2121 (sync_add<mode>): Likewise.
2122 (sync_<optab>_12): Likewise.
2123 (sync_old_<optab>_12): Likewise.
2124 (sync_new_<optab>_12): Likewise.
2125 (sync_nand_12): Likewise.
2126 (sync_old_nand_12): Likewise.
2127 (sync_new_nand_12): Likewise.
2128 (sync_sub<mode>): Likewise.
2129 (sync_old_add<mode>): Likewise.
2130 (sync_old_sub<mode>): Likewise.
2131 (sync_new_add<mode>): Likewise.
2132 (sync_new_sub<mode>): Likewise.
2133 (sync_<optab><mode>): Likewise.
2134 (sync_old_<optab><mode>): Likewise.
2135 (sync_new_<optab><mode>): Likewise.
2136 (sync_nand<mode>): Likewise.
2137 (sync_old_nand<mode>): Likewise.
2138 (sync_new_nand<mode>): Likewise.
2139 (sync_lock_test_and_set<mode>): Likewise.
2140 (test_and_set_12): Likewise.
2142 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2144 * gcc.c (cc1_options): Fix comment.
2146 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2149 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2150 argtype instead of result_type.
2152 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2154 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2155 subloop_next/next and subloops/childen fields.
2157 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2159 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2160 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2161 (LOCAL_INCLUDE_DIR): Undefine.
2162 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2164 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2166 PR rtl-optimization/37397
2167 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2168 (ALLOCNO_BAD_SPILL_P): New macro.
2170 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2172 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2173 (create_cap_allocno, propagate_allocno_info,
2174 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2175 (update_bad_spill_attribute): New function.
2176 (ira_build): Call it.
2178 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2180 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2182 PR tree-optimization/38104
2183 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2184 before calling mark_symbols_for_renaming, not after it.
2186 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2188 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2189 (OVERRIDE_OPTIONS): Likewise.
2191 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2192 Andrew Stubbs <ams@codesourcery.com>
2193 Gunnar Von Boehn <gunnar@genesi-usa.com>
2196 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2197 the shorter LEA insn over ADD.L where possible.
2199 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2201 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2202 systems, which are assumend to always provide SSP-support in glibc.
2203 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2205 * configure: Regenerate.
2207 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2210 * function.c (gimplify_parameters): For callee copies parameters,
2211 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2213 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2216 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2217 x86 parts into the `i[34567]86-*-linux*' and parts that are
2218 independent of the processor architecture into the `*-*-linux*' cases.
2219 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2220 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2221 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2222 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2223 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2224 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2225 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2227 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2229 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2230 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2231 (ls2_idiv): Likewise idiv3.
2232 (ls2_prefetch): New reservation.
2233 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2234 * config/mips/mips.md (type): Add imul3nc and idiv3.
2235 (length): Handle idiv3.
2236 (any_mod): New code_iterator.
2237 (u): Handle MOD and UMOD.
2238 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2239 (prefetch): Handle TARGET_LOONGSON_2EF.
2241 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2244 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2245 (prune_unused_types_walk): Call it for non-perennial local classes.
2246 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2247 entry, just set it to 2 and recurse on children, don't walk attributes
2250 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2252 * c-common.c (warn_about_parentheses): Add missing whitespace
2255 2008-11-13 Paul Brook <paul@codesourcery.com>
2257 * doc/invoke.texi: Document --fix-cortex-m3.
2258 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2259 Cortex-M3 cpu is selected.
2260 (output_move_double): Avoid overlapping base register and first
2261 destination register when fix_cm3_ldrd.
2262 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2264 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2267 * gimple.h (gimple_range_check_failed): Remove prototype.
2268 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2270 (gimple_range_check_failed): Removed.
2272 2008-11-13 Andrew Haley <aph@redhat.com>
2275 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2278 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2282 2007-05-07 Mike Stump <mrs@apple.com>
2283 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2284 also checks for and while statements in C++.
2286 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2289 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2290 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2291 - which clones are reachable - as "abstract and needed".
2292 * cgraph.c (cgraph_release_function_body): If a node is
2293 "abstract and needed", do not release its DECL_INITIAL() content
2294 that will be needed to emit debug info.
2296 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2299 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2300 to set HAVE_GETIPINFO.
2301 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2302 * configure: Regenerate.
2303 * config.in: Regenerate.
2305 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2308 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2310 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2313 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2314 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2316 2008-11-12 Jason Merrill <jason@redhat.com>
2319 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2322 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2324 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2325 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2327 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2328 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2330 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2332 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2333 packed-stack special handling.
2334 (FRAME_ADDR_RTX): Add definition.
2336 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2339 * fold-const.c (native_encode_string): New function.
2340 (native_encode_expr): Use it for STRING_CST.
2342 2008-11-12 DJ Delorie <dj@redhat.com>
2344 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2345 insns if the intermediate value will be used later.
2347 2008-11-12 Andreas Schwab <schwab@suse.de>
2349 * config/m68k/m68k.c (print_operand): Mask off extra extension
2350 bits when writing out the representation of real values.
2352 2008-11-12 Ira Rosen <irar@il.ibm.com>
2354 PR tree-optimization/38079
2355 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2358 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2361 * c-pretty-print.c (pp_c_complex_expr): New function.
2362 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2365 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2366 than INNER and INNER is a constant, forcibly align INNER as much
2369 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2371 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2373 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2375 PR rtl-optimization/37363
2376 * simplify-rtx.c (simplify_plus_minus): Don't create
2377 (const (minus ...)) expresisons.
2379 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2381 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2384 2008-11-10 Catherine Moore <clm@codesourcery.com>
2386 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2388 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2389 (BASE_DRIVER_SELF_SPECS): Remove.
2390 (DRIVER_SELF_SPECS): New definition.
2391 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2392 BASE_DRIVER_SELF_SPECS.
2393 * config/mips/sde.h: Likewise.
2394 * config/mips/iris6.h: Likewise.
2395 * config/mips/vr.h: Likewise.
2396 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2398 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2400 PR rtl-optimizations/37948
2401 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2402 (ira_create_copy, ira_add_allocno_copy): New parameter.
2404 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2405 to ira_add_allocno_copy.
2406 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2407 parameter to process_regs_for_copy.
2408 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2409 Fix typo in passing second allocno to ira_add_allocno_copy.
2411 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2412 coalesced allocnos list.
2413 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2415 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2416 (add_ira_allocno_to_ordered_bucket): Rename to
2417 add_allocno_to_ordered_bucket.
2418 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2419 head of coalesced allocnos list.
2420 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2421 Check that it is aready calculated.
2422 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2423 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2425 (coalesce_allocnos): Do extended coalescing too.
2427 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2428 parameter to ira_add_allocno_copy.
2430 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2432 (print_copy): Print copy origination too.
2434 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2437 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2439 PR rtl-optimization/37514
2440 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2441 flag_ira_share_spill_slots to 2 if it's already non-zero.
2442 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2443 flag_ira_share_spill_slots is 2.
2445 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2447 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2448 (prologue_enter_32): Set FB to SP - 4.
2450 2008-11-10 DJ Delorie <dj@redhat.com>
2452 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2453 constraint for single-bit-clear in lower byte of HI constant, vs
2454 Imb which just ignores the upper byte.
2455 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2456 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2457 (iorhi3_16): Check for single bit set, not single bit clear.
2459 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2461 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2463 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2465 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2467 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2468 values living in memory and use more precise alignment information.
2470 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2473 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2474 after __mf_check call if the call must end a bb.
2476 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2480 * combine.c (force_to_mode): Do not process vector types.
2482 * rtlanal.c (nonzero_bits1): Do not process vector types.
2483 (num_sign_bit_copies1): Likewise.
2485 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2487 * config/i386/gnu.h: Add copyright and licensing header.
2488 * config/gnu.h: Likewise.
2490 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 * fwprop.c (fwprop_done): Call df_remove_problem.
2494 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2497 * tree-scalar-evolution.c (instantiate_scev_1): Return
2498 chrec_dont_know for VL_EXP_CLASS_P.
2500 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2502 * reg-stack.c (reg_to_stack): Add missing braces in memset
2505 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2507 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2508 (NO_PROFILE_COUNTERS): New define.
2510 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2513 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2515 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2518 * config/sparc/constraints.md (D): New.
2519 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2520 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2522 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2523 Use the 'D' constraint in addition to 'F' in some alternatives.
2524 (DF splitter): Generalize for V64mode.
2525 * doc/md.texi (SPARC): Document the 'D' constraint.
2527 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2529 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2531 2008-11-06 Ben Elliston <bje@au.ibm.com>
2533 * gcc.c: Remove ancient comment about a bug in Sun cc.
2535 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2537 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2539 2008-11-06 Ben Elliston <bje@au.ibm.com>
2541 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2543 2008-11-06 Ben Elliston <bje@au.ibm.com>
2545 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2548 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2551 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2554 2008-11-05 Martin Jambor <mjambor@suse.cz>
2557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2558 pointer arithmetics into array_ref if the array is accessed
2559 through an indirect_ref.
2561 2008-11-05 Richard Guenther <rguenther@suse.de>
2564 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2565 qualified pointer conversion before stripping qualifiers.
2566 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2567 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2568 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2571 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2572 properly canonicalize binary ops.
2573 (forward_propagate_addr_expr_1): Use
2574 may_propagate_address_into_dereference.
2576 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2579 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2580 Initialize uninitialized input registers with a NaN.
2582 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2586 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2588 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2592 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2593 exits and conditions.
2594 * testsuite/gcc.dg/graphite/pr37943.c: New.
2596 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2597 Andrew Pinski <andrew_pinski@playstation.sony.com>
2600 * c-common.c (warn_for_sign_compare): For complex result_type
2601 use component's type.
2603 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2605 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2607 * print-tree.c (print_node): Don't print DECL_INITIAL
2611 * c-common.c (parse_optimize_options): Save and restore
2612 flag_strict_aliasing around decode_options call.
2614 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2616 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2617 (host_detect_local_cpu): Use it instead of casted strings to
2618 compare vendor signatures.
2620 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2623 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2624 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2626 2008-11-03 Catherine Moore <clm@codesourcery.com>
2628 * config/mips.c (mips_conditional_register_usage): Handle the
2629 DSP control register.
2630 * doc/extend.texi: Document the DSP control register.
2632 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2633 Jakub Jelinek <jakub@redhat.com>
2635 * omp-low.c (expand_omp_for_generic): If iter_type has different
2636 precision than type and type is a pointer type, cast n1 and n2
2637 first to an integer type with the same precision as pointers
2638 and only afterwards to iter_type.
2640 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2642 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2643 (UNSPEC_GOTSYM_OFF): New unspec.
2644 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2645 (pic_add_dot_plus_eight): Likewise.
2646 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2647 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2648 UNSPEC_PIC_BASE operands.
2649 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2650 (arm_output_addr_const_extra): Handle it.
2652 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2654 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2655 integer class to full integer class if the offset is not word-aligned.
2657 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2660 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2662 (doloop_optimize): Update call to doloop_modify.
2664 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2666 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2668 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2671 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2672 gcc_cv_as_cfi_directive.
2673 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2674 merging read-only and read-write sections or assembler emits
2675 read-write .eh_frame sections.
2676 * configure: Regenerate.
2678 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2681 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2683 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2685 (rs6000_emit_prologue): Invert logic.
2686 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2687 (reg:P 11) instead of match_operand.
2688 (*save_fpregs_<mode>): Likewise.
2689 (*restore_gpregs_<mode>): Likewise.
2690 (*return_and_restore_gpregs_<mode>): Likewise.
2691 (*return_and_restore_fpregs_<mode>): Likewise.
2692 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2693 (reg:P 11) insted of match_operand.
2694 (*restore_gpregs_spe): Likewise.
2695 (*return_and_restore_gpregs_spe): Likewise.
2697 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2699 PR tree-optimization/37684
2700 * gcc.dg/graphite/pr37684.c: New.
2701 * graphite.c (exclude_component_ref): New.
2702 (is_simple_operand): Call exclude_component_ref.
2704 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2706 PR tree-optimization/36908
2707 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2708 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2709 (number_of_rw_in_partition): New.
2710 (partition_contains_all_rw): New.
2711 (ldist_gen): Do not distribute when one of the partitions
2712 contains all the memory operations.
2714 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2716 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2717 EDGE_IRREDUCIBLE_LOOP.
2719 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2721 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2722 where we have one entry point in the loop which isn't the head.
2724 2008-11-03 Richard Guenther <rguenther@suse.de>
2727 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2729 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2732 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2733 for ipa and simple ipa passes.
2735 2008-11-02 Richard Guenther <rguenther@suse.de>
2737 PR tree-optimization/37542
2738 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2739 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2740 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2741 (vn_nary_op_insert_stmt): Likewise.
2742 (visit_use): Likewise.
2744 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2746 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2748 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2749 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2750 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2751 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2752 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2753 peephole2's): Replace unspec with rotate.
2754 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2756 2008-11-02 Richard Guenther <rguenther@suse.de>
2758 PR tree-optimization/37991
2759 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2760 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2761 (set_ssa_val_to): Print if the value changed.
2762 (simplify_binary_expression): Strip useless conversions.
2764 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2767 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2770 2008-11-01 Richard Guenther <rguenther@suse.de>
2773 * builtins.c (fold_builtin_strspn): Return a size_t.
2774 (fold_builtin_strcspn): Likewise.
2776 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2778 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2779 attribute for struct return convention.
2781 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2783 * config/rs6000/crtsavres.asm: Really, really delete.
2785 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2787 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2789 (rs6000_emit_prologue): Invert logic.
2790 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2791 (reg:P 11) instead of match_operand.
2792 (*save_fpregs_<mode>): Likewise.
2793 (*restore_gpregs_<mode>): Likewise.
2794 (*return_and_restore_gpregs_<mode>): Likewise.
2795 (*return_and_restore_fpregs_<mode>): Likewise.
2796 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2797 (reg:P 11) insted of match_operand.
2798 (*restore_gpregs_spe): Likewise.
2799 (*return_and_restore_gpregs_spe): Likewise.
2801 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2803 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2804 list of word switches that take args.
2806 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2808 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2809 (s390_output_pool_entry): Call it through for_each_rtx.
2812 * expr.c (store_constructor): For vectors, if target is a MEM, use
2813 target's MEM_ALIAS_SET instead of elttype alias set.
2815 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2818 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2821 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2824 * config/rs6000/predicates.md (word_offset_memref_operand):
2825 Restructure code and look inside auto-inc/dec addresses.
2827 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2830 * libgcov.c (__gcov_indirect_call_profiler): Check
2831 TARGET_VTABLE_USES_DESCRIPTORS.
2833 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2835 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2836 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2837 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2838 offset if eliminating soft frame pointer.
2839 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2840 (stack_protect_test_si): Add initial machine description
2841 for Stack Smashing Protector
2843 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2846 * c-common.c (min_precision): Move to...
2847 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2848 * tree.h (tree_int_cst_min_precision): Declare.
2849 * c-common.h (min_precision): Delete declaration.
2850 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2851 multiplication of non-negative integer constants.
2852 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2853 tree_int_cst_min_precision.
2854 (finish_enum): Likewise.
2856 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2859 * convert.c (convert_to_real): Do not optimize conversions of
2860 binary arithmetic operations between binary and decimal
2861 floating-point types. Consider mode of target type in determining
2862 decimal type for arithmetic. Unless
2863 flag_unsafe_math_optimizations, do not optimize binary conversions
2864 where this may change rounding behavior.
2865 * real.c (real_can_shorten_arithmetic): New.
2866 * real.h (real_can_shorten_arithmetic): Declare.
2868 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2870 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2871 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2872 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2874 (must_save_p): For some workarounds, interrupts need to clobber a
2876 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2877 and LC1 for WA_05000257.
2878 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2879 WA_05000283 and WA_05000315.
2880 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2881 (movbi): Add alternative to set CC to 1; improve code for setting
2883 (dummy_load): New pattern.
2885 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2888 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2889 BLKmode for non-memory, convert using a wider MODE_INT mode
2893 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2894 that haven't been removed yet.
2896 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2898 * config/bfin/bfin.c (struct machine_function): New member
2899 has_loopreg_clobber.
2900 (bfin_expand_movmem): Set it when generating memcpy insns.
2901 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2902 expand_epilogue_reg_restore): If we have hardware loops,
2903 memcpy insns (indicated by has_loopreg_clobber) or function
2904 calls, we need to save the loop registers.
2906 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2908 * config/i386/i386.c (core2_cost): Fix typos in comments.
2910 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2913 * combine.c (make_compound_operation): Don't call make_extraction with
2914 non-positive length.
2915 (simplify_shift_const_1): Canonicalize count even if complement_p.
2917 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2919 * convert.c (strip_float_extensions): Do not remove or introduce
2920 conversions between binary and decimal floating-point types.
2922 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2925 * fold-const.c (distribute_bit_expr): Convert common, left and
2926 right arguments to type.
2928 2008-10-28 Nick Clifton <nickc@redhat.com>
2930 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2931 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2932 call_really_used_regs array rather than the call_used_regs array.
2933 (mn10300_get_live_callee_saved_regs, expand_prologue,
2934 expand_epilogue, output_tst): Likewise.
2936 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2939 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2940 (df_get_entry_block_def_set): Neither here.
2941 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2943 PR tree-optimization/37879
2944 * predict.c (tree_estimate_probability): Check if last_stmt is
2945 non-NULL before dereferencing it.
2947 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2949 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2950 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2951 (ira_fast_allocation): Remove the prototype.
2953 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2954 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2955 (color_pass): Modify the updated costs.
2956 (ira_color): Rename to color. Make it static.
2957 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2958 (ira_color): New function.
2960 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2963 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2965 (set_allocno_live, clear_allocno_live, mark_ref_live,
2966 mark_ref_dead): Invalidate corresponding element of
2967 allocno_saved_at_call.
2968 (process_bb_node_lives): Increment last_call_num. Setup
2969 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2970 allocno was already saved.
2971 (ira_create_allocno_live_ranges): Initiate last_call_num and
2972 allocno_saved_at_call.
2974 * ira-build.c (ira_create_allocno): Initiate
2975 ALLOCNO_UPDATED_COVER_CLASS_COST.
2976 (create_cap_allocno, propagate_allocno_info,
2977 remove_unnecessary_allocnos): Remove setting updated costs.
2978 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2980 * ira.c (ira): Don't call ira_fast_allocation.
2982 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2985 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2988 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2990 * ira-int.h (ira_hard_regno_cover_class): New.
2992 * ira-lives.c (mark_reg_live, mark_reg_dead,
2993 process_bb_node_lives): Use ira_hard_regno_cover_class.
2995 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2996 (setup_hard_regno_cover_class): New function.
2997 (ira_init): Call setup_hard_regno_cover_class.
2999 * ira-costs.c (cost_class_nums): Add comment.
3000 (find_allocno_class_costs): Initiate cost_class_nums.
3001 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
3003 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3006 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
3007 Rename to copy_info_to_removed_store_destinations. Propagate
3008 conflict hard regs and register stack attribute.
3010 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3013 * pa.c (function_arg_padding): Pad complex and vector types
3014 upward in 64-bit runtime.
3015 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
3017 2008-10-26 Matthias Klose <doko@ubuntu.com>
3019 * doc/install.texi: Document requirements on antlr.
3021 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3023 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3026 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3029 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3030 is defined, use it to modify the constant offset.
3032 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3034 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3035 and short arguments to the correct location as mandated by the ABI.
3037 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3039 PR rtl-optimization/37769
3040 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3042 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3044 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3045 unwind-dw2-Os-4-200.o.
3047 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3049 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3050 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3052 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3054 PR tree-optimization/36038
3055 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3056 add sizetype IV with initial value zero instead of pointer type.
3058 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3061 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3062 around bit operation.
3063 * profile.c (is_edge_inconsistent): Likewise.
3064 * fold-const.c (truth_value_p): Move from here...
3065 * tree.h (truth_value_p): ... to here.
3066 * c-tree.h (c_expr): Update description of original_code.
3067 * c-typeck.c (parser_build_unary_op): Set original_code.
3068 (parser_build_binary_op): Update call to warn_about_parentheses.
3069 * c-common.c (warn_about_parentheses): Take two additional
3070 arguments of the operands. Use a switch. Quote operators
3071 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3072 Add warning about !x | y and !x & y.
3073 * c-common.h (warn_about_parentheses): Update declaration.
3075 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3077 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3078 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3079 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3081 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3082 (check-%): For test targets listed in lang_checks_parallelized
3083 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3084 run the testing in multiple make goals, possibly parallel, and
3085 afterwards run dg-extract-results.sh to merge the sum and log files.
3087 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3089 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3090 (mips_move_to_gpr_cost): Likewise.
3091 (mips_move_from_gpr_cost): Likewise.
3092 (mips_register_move_cost): Make more fine-grained.
3094 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3096 * graphite.c (graphite_apply_transformations): Check for
3097 -fgraphite-identity.
3098 * toplev.c (process_options): Add graphite_identity.
3099 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3101 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3103 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3104 mulhisihl and mulhisihh builtins.
3106 From Jie Zhang <jie.zhang@analog.com>
3107 * config/bfin/bfin.md (composev2hi): Put operands into vector
3110 2008-10-22 Chao-ying Fu <fu@mips.com>
3112 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3114 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3116 From Mike Frysinger <michael.frysinger@analog.com>
3117 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3118 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3119 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3120 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3121 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3122 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3123 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3124 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3125 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3126 __ADSPBF51x__ for all of them.
3127 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3128 -mcpu bf512, bf514, bf516, and bf518.
3129 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3130 bf512-none, bf514-none, bf516-none, and bf518-none.
3131 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3132 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3133 * doc/invoke.texi (Blackfin Options): Document that
3134 -mcpu now accepts bf512, bf514, bf516, and bf518.
3136 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3139 * fold-const.c (build_range_type): For 1 .. signed_max
3140 range call build_nonstandard_inter_type if signed_type_for
3141 returned a type with bigger precision.
3143 2008-10-22 Richard Guenther <rguenther@suse.de>
3145 * tree.def (COMPLEX_TYPE): Constrain element type.
3146 * tree.c (build_complex_type): Assert that.
3147 * tree-ssa-structalias.c (could_have_pointers): Complex types
3148 cannot have pointers.
3150 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3153 * c-typeck.c (convert_for_assignment): Do not give declaration's
3154 location for builtins. Spell out which type was expected and which
3157 2008-10-22 Nick Clifton <nickc@redhat.com>
3159 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3160 the fdpic register to be a target when running in fdpic mode.
3162 2008-10-22 Rafael Espindola <espindola@google.com>
3164 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3165 newly created statements.
3167 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3170 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3171 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3172 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3174 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3177 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3178 Adjust -mcmodel=medium description for 2005-07-31 changes.
3180 2008-10-22 Jan Hubicka <jh@suse.cz>
3181 Jakub Jelinek <jakub@redhat.com>
3184 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3186 2008-10-21 Richard Henderson <rth@redhat.com>
3189 * emit-rtl.c (get_spill_slot_decl): Export.
3190 * emit-rtl.h (get_spill_slot_decl): Declare.
3191 * var-tracking.c (vt_add_function_parameters): Relax assertion
3192 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3194 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3196 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3197 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3200 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3203 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3204 processed by get_maxval_strlen.
3206 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3209 * tree.c (get_file_function_name): Copy first_global_object_name.
3210 Centralize call to clean_symbol_name.
3212 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3214 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3215 * config/svr4.h (SVR4_ASM_SPEC): New.
3216 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3217 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3219 * doc/invoke.texi (Option Summary): Add -T to linker options.
3220 (Link Options): Document -T.
3222 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3224 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3227 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3230 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3232 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3234 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3237 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3239 * doc/install.texi: Fix typos in previous patch.
3241 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3243 * doc/install.texi: Document in-tree building of gcc and mpfr.
3245 2008-10-19 Richard Guenther <rguenther@suse.de>
3247 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3249 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3252 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3253 (build_enumerator): Convert enumerators that fit in integer to
3256 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/i386.md (unnamed peephole2): Do not force memory
3259 operands of arith or logical instructions into registers for
3260 non-TARGET_READ_MODIFY targets.
3262 (ffs_cmove): Change operand 0 predicate to register_operand.
3263 Change operand 1 predicate to nonimmediate_operand.
3265 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3267 2008-10-18 Richard Guenther <rguenther@suse.de>
3269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3270 VIEW_CONVERT_EXPR case against invalid gimple.
3272 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3274 * c-parser.c (c_parser_binary_expression): Silence the
3275 uninitialized variable warning emitted for binary_loc.
3277 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3279 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3282 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3285 * c-typeck.c (build_unary_op): Use omit_one_operand for
3286 IMAGPART_EXPR of real argument.
3288 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3290 PR tree-optimization/37664
3291 * fold-const.c (fold_binary): When optimizing comparison with
3292 highest or lowest type's value, don't consider TREE_OVERFLOW.
3294 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3297 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3298 * coverage.c: Include tm_p.h.
3299 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3300 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3301 dollar signs from PREFIX.
3302 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3303 instead of manual strip_name_encoding.
3305 2008-10-16 Richard Guenther <rguenther@suse.de>
3308 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3309 volatile qualified functions or methods as relevant.
3311 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3313 PR tree-optimization/37525
3314 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3315 sizetype unsigned constants, both in the case of C and bounds.
3317 2008-10-15 Jan Hubicka <jh@suse.cz>
3319 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3321 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3324 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3325 HARD_REGNO_CALL_PART_CLOBBERED.
3327 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3330 * ira-lives.c (mark_early_clobbers): Remove.
3331 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3332 check_and_make_def_conflicts,
3333 make_early_clobber_and_input_conflicts,
3334 mark_hard_reg_early_clobbers): New functions.
3335 (process_bb_node_lives): Call
3336 make_early_clobber_and_input_conflicts and
3337 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3339 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3340 early clobbers of pseudo-registers.
3342 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3345 * ira-build.c (ira_flattening): Recalculate
3346 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3347 from the scratch instead of the propagation.
3349 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3351 * doc/rtl.texi (const_double): Remove the "addr" operand.
3352 Describe CONST_DOUBLE_* macros under const_double rather
3354 (const_fixed): Fix the operand description.
3355 (const): Add an @findex directive.
3356 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3357 after the constant rtl table.
3358 (fix): Combine floating-point and fixed-point descriptions.
3360 * sched-deps.c (sched_analyze_2): Remove reference to
3363 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3365 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3367 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3368 for UNSPEC_GOTSYM_OFFs.
3369 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3370 (add_GOT_to_pic_reg): Use it.
3371 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3373 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3374 Harsha Jagasia <harsha.jagasia@amd.com>
3376 PR tree-optimization/37485
3377 * graphite.c (gmp_cst_to_tree): Moved.
3378 (iv_stack_entry_is_constant): New.
3379 (iv_stack_entry_is_iv): New.
3380 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3381 (loop_iv_stack_insert_constant): New.
3382 (loop_iv_stack_pop): Use new datatpype.
3383 (loop_iv_stack_get_iv): Same.
3384 (loop_iv_stack_get_iv_from_name): Same.
3385 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3386 (loop_iv_stack_patch_for_consts): New.
3387 (loop_iv_stack_remove_constants): New.
3388 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3389 (translate_clast): Call loop_iv_stack_patch_for_consts and
3390 loop_iv_stack_remove_constants.
3391 (gloog): Use new datatype. Redirect construction edge to end
3392 block to avoid accidental deletion.
3393 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3395 (union iv_stack_entry_data): New. Data in iv stack entry.
3396 (struct iv_stack_entry): New. Datatype for iv stack entries.
3398 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3400 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3401 * graphite.c (free_scop): Same.
3402 (build_scops): Same.
3403 (free_scattering): New.
3404 (build_cloog_prog): Call free_scattering.
3405 (patch_phis_for_virtual_defs): Fix memleak.
3406 (graphite_trans_bb_strip_mine): Same.
3407 (limit_scops): Same.
3409 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3410 Harsha Jagasia <harsha.jagasia@amd.com>
3412 PR tree-optimization/37828
3413 * graphite.c (graphite_trans_loop_block): Do not loop block
3414 single nested loops.
3416 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3418 PR tree-optimization/37686
3419 * tree-loop-linear.c (linear_transform_loops): Build a
3420 loop nest vector. Pass it to lambda_compute_access_matrices.
3421 * tree-data-ref.h (struct access_matrix): Store the loop nest
3422 relative to which it encodes the information.
3423 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3424 (am_vector_index_for_loop): Reimplemented: iterate over the
3425 loop nest for finding the loop index in the access matrix.
3426 (lambda_compute_access_matrices): Update declaration.
3427 * lambda-code.c (build_access_matrix): Pass the loop nest and
3429 (lambda_compute_access_matrices): Same.
3431 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3433 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3434 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3435 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3436 already implies hard float. Also fix several insn condition
3437 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3439 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3442 Based on patches by Laurent Vivier.
3443 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3444 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3445 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3446 dollar sign to underscore.
3447 (ASM_OUTPUT_EXTERNAL): Same.
3448 (ASM_OUTPUT_LABELREF): New.
3449 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3451 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3452 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3453 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3454 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3456 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3458 PR tree-optimization/36881
3459 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3460 that each value doesn't need runtime relocations, for !flag_pic
3461 check that each value is just a valid initializer constant.
3463 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3465 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3466 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3467 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3468 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3470 (REG_CLASS_NAMES): Update accordingly.
3471 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3472 rather than an unpredictable descriptive string.
3473 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3474 (mips_register_move_cost): Check for specific COP*_REGS classes,
3475 instead of ALL_COP_AND_GR_REGS.
3476 (mips_ira_cover_classes): New function.
3477 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3478 (TARGET_IRA_COVER_CLASSES): Define.
3480 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3483 * tree.c (build_type_attribute_qual_variant): Hash on the
3484 unqualified type, and don't overwrite an existing
3485 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3486 allow distinguishing between wchar_t and its underlying type. This
3487 also means that we'll retain a little more typedef information.
3489 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3490 Dmitry Melnik <dm@ispras.ru>
3491 Dmitry Zhurikhin <zhur@ispras.ru>
3492 Alexander Monakov <amonakov@ispras.ru>
3493 Maxim Kuvyrkov <maxim@codesourcery.com>
3495 * target.h (struct gcc_target): Update prototypes of needs_block_p
3497 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3498 * sel-sched.c (create_speculation_check): Likewise.
3499 * doc/tm.texi: Provide documentation for new target hooks.
3501 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3502 (ia64_gen_spec_insn): Removed.
3503 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3504 ia64_gen_spec_check): New static functions.
3505 (ia64_alloc_sched_context, ia64_init_sched_context,
3506 ia64_set_sched_context, ia64_clear_sched_context,
3507 ia64_free_sched_context, ia64_get_insn_spec_ds,
3508 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3509 (ia64_needs_block_p): Change prototype.
3510 (ia64_gen_check): Rename to ia64_gen_spec_check.
3511 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3512 into declaration, add special memory dependencies handling.
3513 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3514 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3515 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3516 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3517 Define new target hooks.
3518 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3519 (ia64_optimization_options): Turn on selective scheduling with -O3,
3520 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3521 default with selective scheduling.
3522 (ia64_override_options): Initialize align_loops and align_functions
3523 to 32 and 64, respectively. Set global selective scheduling flags
3524 according to target-dependent flags.
3525 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3526 (group_barrier_needed): Use new mstop-bit-before-check flag.
3528 (dfa_state_size): Make global.
3529 (spec_check_no, max_uid): Remove.
3530 (mem_ops_in_group, current_cycle): New variables.
3531 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3532 Initialize new variables.
3533 (is_load_p, record_memory_reference): New functions.
3534 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3536 (ia64_variable_issue): Change use of current_sched_info to
3537 sched_deps_info. Update comment. Note if a load or a store is issued.
3538 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3539 advance if maximal number of loads or stores was issued on current
3541 (scheduled_good_insn): New static helper function.
3542 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3543 a group barrier is needed. Fix vertical spacing. Guard the code
3544 doing state transition with last_scheduled_insn check.
3545 Mark that a stop bit should be before current insn if there was a
3546 cycle advance. Update current_cycle and mem_ops_in_group.
3547 (ia64_h_i_d_extended): Change use of current_sched_info to
3548 sched_deps_info. Reallocate stops_p by larger chunks.
3549 (struct _ia64_sched_context): New structure.
3550 (ia64_sched_context_t): New typedef.
3551 (ia64_alloc_sched_context, ia64_init_sched_context,
3552 ia64_set_sched_context, ia64_clear_sched_context,
3553 ia64_free_sched_context): New static functions.
3554 (gen_func_t): New typedef.
3555 (get_spec_load_gen_function): New function.
3556 (SPEC_GEN_EXTEND_OFFSET): Declare.
3557 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3558 (get_mode_no_for_insn): Change the condition that prevents use of
3559 special hardware registers so it can now handle pseudos.
3560 (get_spec_unspec_code): New function.
3561 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3562 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3563 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3564 during selective scheduling.
3565 (ia64_speculate_insn): Use ds_get_speculation_types when
3566 determining whether we need to change the pattern.
3567 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3568 (ia64_spec_check_src_p): Support new speculation/check codes.
3569 (struct bundle_state): New field.
3570 (issue_nops_and_insn): Initialize it.
3571 (insert_bundle_state): Minimize mid-bundle stop bits.
3572 (important_for_bundling_p): New function.
3573 (get_next_important_insn): Use important_for_bundling_p.
3574 (bundling): When shifting TImode from unimportant insns, ignore
3575 also group barriers. Assert that best state is found before
3576 the backward bundling pass. Print number of mid-bundle stop bits.
3577 Minimize mid-bundle stop bits. Check correct calculation of
3578 mid-bundle stop bits.
3579 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3580 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3582 (sel2_run): New variable.
3583 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3584 selective scheduling pass instead of schedule_ebbs.
3586 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3587 (UNSPEC_LDS_A): New UNSPEC.
3588 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3589 movti_internal, movsf_internal, movdf_internal,
3590 movxf_internal): Make visible. Add speculable* attributes.
3591 (output_c_nc): New mode attribute.
3592 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3593 mov<mode>_nc, zero_extend<mode>di2_nc,
3594 advanced_load_check_nc_<mode>): New insns.
3595 (zero_extend*): Add speculable* attributes.
3597 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3598 (msched-stop-bits-after-every-cycle): Likewise.
3599 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3601 (msched-spec-verbose): Remove.
3602 (msched-prefer-non-data-spec-insns,
3603 msched-prefer-non-control-spec-insns,
3604 msched-count-spec-in-critical-path,
3605 msel-sched-dont-check-control-spec): Use Target Report Var
3606 instead of Common Report Var.
3608 * config/ia64/itanium2.md: Remove incorrect bypass.
3610 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3612 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3615 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3616 and -fhelp=separate.
3618 2008-10-14 Ben Elliston <bje@au.ibm.com>
3620 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3622 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3624 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3627 2008-10-13 Matthias Klose <doko@ubuntu.com>
3629 * config/pa/linux-atomic.c: Work around missing header file
3630 for hppa64-linux-gnu targets.
3632 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3633 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3634 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3635 Grace Cao <grace_cao@playstation.sony.com>
3637 * doc/invoke.texi (-mgen-cell-microcode): Document.
3638 (-mwarn-cell-microcode): Document.
3639 * cfglayout.c (locator_location): Export.
3640 * rtl.h (locator_location): Define prototype.
3641 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3643 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3644 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3645 (mwarn-cell-microcode): New option.
3646 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3647 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3648 cell and not already set.
3649 Turn off string instructions if not generating cell microcode.
3650 (rs6000_final_prescan_insn): New function that warns about microcoded
3652 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3653 * config/rs6000/rs6000.md
3654 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3655 the instruction would have been microcoded on the Cell. Set
3656 cell_micro to always on unnamed patterns for the string instructions.
3657 (cell_micro): Update definition, remove load/store conditional
3659 (sign_extend:DI): Define new pattern for non microcoded version.
3660 (sign_extend:SI): Likewise.
3661 (compare (div:P)): Set cell_micro to not.
3662 (andsi3): Define as an expand.
3663 (andsi3_mc): New pattern.
3664 (andsi3_nomc): New pattern.
3665 (andsi3_internal0_nomc): New pattern.
3666 (andsi3_internal2): Rename to ...
3667 (andsi3_internal2_mc): this and enable iff generating microcode.
3668 (andsi3_internal3): Rename to ...
3669 (andsi3_internal3_mc): this and enable iff generating microcode.
3670 (andsi3_internal4): Enable iif generating microcode.
3671 (andsi3_internal5): Rename to ..
3672 (andsi3_internal5_mc): this and enable iff generating microcode.
3673 (andsi3_internal5_nomc): New pattern.
3674 (extzvdi_internal1): Enable iff generating microcode.
3675 (extzvdi_internal2): Likewise.
3676 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3677 (anddi3): Change to expand.
3678 (anddi3_mc): Rename from anddi3.
3679 (anddi3_no_mc): New pattern.
3680 (anddi3_internal2): Rename to ..
3681 (anddi3_internal2_mc): this and enable iff generating microcode.
3682 (anddi3_internal2_nomc): New pattern.
3683 (anddi3_internal3): Rename to ..
3684 (anddi3_internal3_mc): this and enable iff generating microcode.
3685 (anddi3_internal3_nomc): New pattern.
3686 (movti_string): Set cell_micro to always if TARGET_STRING.
3687 (stmsi8): Set cell_micro to always.
3693 (stmsi8_power): Likewise.
3694 (stmsi7_power): Likewise.
3695 (stmsi6_power): Likewise.
3696 (stmsi5_power): Likewise.
3697 (stmsi4_power): Likewise.
3698 (stmsi3_power): Likewise.
3699 (movsi_update2): Enable iff generating microcode.
3700 (movhi_update3): Likewise.
3701 (lmw): Set cell_micro to always.
3703 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3705 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3706 * config/s390/s390.c (machine_function): Remove
3707 decomposed_literal_pool_addresses_ok_p.
3708 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3709 the difference of two labels.
3710 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3711 (s390_pool_offset): New function.
3712 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3713 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3715 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3717 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3718 (powerpc*-*-linux-gnu*): Describe.
3719 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3720 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3721 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3722 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3723 config/rs6000/e500crtres32gpr.asm,
3724 config/rs6000/e500crtres64gpr.asm,
3725 config/rs6000/e500crtres64gprctr.asm,
3726 config/rs6000/e500crtrest32gpr.asm,
3727 config/rs6000/e500crtrest64gpr.asm,
3728 config/rs6000/e500crtresx32gpr.asm,
3729 config/rs6000/e500crtresx64gpr.asm,
3730 config/rs6000/e500crtsav32gpr.asm,
3731 config/rs6000/e500crtsav64gpr.asm,
3732 config/rs6000/e500crtsav64gprctr.asm,
3733 config/rs6000/e500crtsavg32gpr.asm,
3734 config/rs6000/e500crtsavg64gpr.asm,
3735 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3736 * config/rs6000/crtsavres.asm: Really remove.
3738 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3741 * c-format.c (convert_format_name_to_system_name): Use
3742 TARGET_OVERRIDES_FORMAT_INIT.
3743 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3744 * config/i386/mingw.opt: New.
3745 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3746 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3747 (ms_printf_length_specs): Removed const specifier.
3748 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3749 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3751 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3754 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3756 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3759 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3760 sure that ref has valid bb.
3762 2008-10-12 Richard Henderson <rth@redhat.com>
3765 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3766 * alias.c (value_addr_p, stack_addr_p): Remove.
3767 (nonoverlapping_memrefs_p): Remove IRA special case.
3768 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3769 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3770 * reload1.c (alter_reg): Use it.
3772 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3775 of registers instead of eax, ebx, ecx and edx. Use for loop
3776 and check register for non-zero value before the call
3777 to decode_caches_intel.
3779 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3781 PR rtl-optimization/37448
3782 * df.h (df_ref_class): New enum.
3783 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3784 (struct df_ref): Replaced with union df_ref_d.
3785 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3786 New members of df_ref_d union.
3787 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3788 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3789 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3790 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3791 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3792 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3793 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3794 (df_scan_bb_info, df_bb_regno_first_def_find,
3795 df_bb_regno_last_def_find, df_find_def, df_find_use,
3796 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3797 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3798 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3799 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3800 Replaced struct df_ref * with df_ref.
3801 * df-scan.c (df_collection_rec, df_null_ref_rec,
3802 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3803 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3804 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3805 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3806 df_reorganize_refs_by_reg_by_reg,
3807 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3808 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3809 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3810 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3811 df_bb_refs_record, df_exit_block_uses_collect,
3812 df_record_exit_block_uses, df_reg_chain_mark,
3813 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3814 df_ref * with df_ref.
3815 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3816 df_ref_class parameter.
3817 (df_scan_problem_data): Added new pools for different types of refs.
3818 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3819 df_ref_create_structure): Processed new ref pools.
3820 (df_scan_start_dump): Added counts of refs and insns.
3821 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3822 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3823 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3824 code to pass df_ref_class down to ref creation functions.
3825 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3826 df_reg_chain_mark): Use macros to hide references to df_refs.
3827 (df_ref_chain_change_bb): Removed.
3828 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3829 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3830 Enhanced to understand df_ref union structure.
3831 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3832 all_uses_available_at, update_df, try_fwprop_subst,
3833 forward_propagate_subreg, forward_propagate_and_simplify,
3834 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3835 df_ref * with df_ref.
3836 (use_killed_between, all_uses_available_at): Use macros to hide
3837 references to df_refs.
3838 * regstat.c (regstat_bb_compute_ri,
3839 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3841 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3842 see_handle_relevant_refs, see_analyze_one_def,
3843 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3844 struct df_ref * with df_ref.
3845 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3846 global_conflicts): Replaced struct df_ref * with df_ref.
3847 * ddg.c (create_ddg_dep_from_intra_loop_link,
3848 add_cross_iteration_register_deps, build_inter_loop_deps):
3849 Replaced struct df_ref * with df_ref.
3850 (create_ddg_dep_from_intra_loop_link,
3851 add_cross_iteration_register_deps): Use macros to hide references
3853 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3854 df_ref * with df_ref.
3855 * df-core.c (df_bb_regno_first_def_find,
3856 df_bb_regno_last_def_find, df_find_def, df_find_use,
3857 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3858 debug_df_ref): Replaced struct df_ref * with df_ref.
3859 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3860 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3862 * web.c (union_defs, entry_register, replace_ref, web_main):
3863 Replaced struct df_ref * with df_ref.
3864 (union_defs, replace_ref): Use macros to hide references to df_refs.
3865 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3866 Replaced struct df_ref * with df_ref.
3867 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3868 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3869 Replaced struct df_ref * with df_ref.
3870 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3871 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3873 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3874 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3875 df_compute_accessed_bytes_strict_low_part,
3876 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3877 Replaced struct df_ref * with df_ref.
3878 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3879 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3880 df_ref * with df_ref.
3881 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3882 check_dependency, check_dependencies, record_uses): Replaced
3883 struct df_ref * with df_ref.
3884 (invariant_for_use, check_dependency): Use macros to hide
3885 references to df_refs.
3886 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3887 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3888 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3889 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3890 references to df_refs.
3891 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3893 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3894 * df-problems.c (df_rd_bb_local_compute_process_def,
3895 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3896 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3897 df_chain_remove_problem, df_chain_create_bb_process_use,
3898 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3899 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3900 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3901 df_byte_lr_simulate_artificial_refs_at_top,
3902 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3903 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3904 df_simulate_uses, df_simulate_artificial_refs_at_end,
3905 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3907 (df_chain_dump): Use macros to hide references to df_refs.
3908 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3909 df_ref * with df_ref.
3910 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3911 mark_artificial_uses, mark_reg_dependencies,
3912 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3914 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3916 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3918 (array_ref_element_size): Likewise.
3919 (array_ref_low_bound): Likewise.
3920 (array_ref_up_bound): Likewise.
3921 * expr.c (contains_packed_reference): Likewise.
3922 (array_ref_element_size): Likewise.
3923 (array_ref_low_bound): Likewise.
3924 (array_ref_up_bound): Likewise.
3925 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3926 with ARRAY_RANGE_REF.
3927 (idx_find_step): Likewise.
3928 (idx_record_use): Likewise.
3929 (strip_offset_1): Likewise.
3930 (idx_remove_ssa_names): Likewise.
3932 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3933 Andi Kleen <ak@linux.intel.com>
3935 * config/i386/cpuid.h (__cpuid_count): New defines.
3936 * config/i386/driver-i386.c (struct cache_desc): New structure.
3937 (describe_cache): Use struct cache_desc to pass cache descriptions.
3938 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3939 (detect_caches_amd): Use struct cache_desc to describe caches.
3940 (decode_caches_intel): Use struct cache_desc to pass cache
3941 descriptions. Update descriptions to match latest (rev -032,
3942 December 2007) CPUID documentation. Do not check valid bit here.
3943 Check for Xeon MP value 0x49 problems.
3944 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3945 Check valid bit before calling decode_caches_intel. Detect number
3946 of times to repeat CPUID instruction.
3947 (detect_caches_cpuid4): New function.
3948 (detect_caches_intel): Depending on max_level, call
3949 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3950 only when other methods fail to provide valid L2 cache description.
3952 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3955 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3956 it to PIC call patterns.
3957 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3958 code generation and attributes from pattern. Change peephole2 to
3959 split for noreturn case. Revise split pattern for non noreturn case.
3960 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3961 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3962 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3965 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3967 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3968 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3970 (divdf3): Reformat long line.
3972 2008-10-11 Michael J. Eager <eager@eagercon.com>
3974 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3976 (rs6000_handle_option): Process -mfpu options.
3977 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3978 (enum fpu_type_t): New.
3979 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3980 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3982 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3983 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3984 * config/rs6000/rs6000.opt (-mfpu): New.
3985 (-mxilinx-fpu): New.
3986 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3987 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3988 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3989 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3990 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3992 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3995 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3996 LO_SUM on Darwin if mode has just one unit.
3998 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
4001 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
4002 has been optimized out.
4004 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
4006 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4007 instead of PIC_DIRECT_ADDR_P.
4008 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4009 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
4010 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
4011 (PIC_OFFSET_P): Rename to...
4012 (PCREL_SYMOFF_P): ...this.
4013 (PIC_DIRECT_ADDR_P): Delete.
4014 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
4016 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
4017 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
4018 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4019 * config/sh/sh.c (print_operand): Remove CONST handling.
4020 (unspec_caller_rtx_p): Rewrite to use split_const and check
4021 the operands of UNSPEC bases.
4022 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4023 with (unspec [A B] UNSPEC_SYMOFF).
4024 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4025 UNSPEC_PCREL_SYMOFF.
4026 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4027 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4028 (UNSPEC_EXTRACT_U16): Likewise.
4029 (UNSPEC_SYMOFF): Likewise.
4030 (UNSPEC_PCREL_SYMOFF): Likewise.
4031 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4033 (movsi_const_16bit): Likewise.
4034 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4035 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4036 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4037 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4038 with (unspec [A B] UNSPEC_SYMOFF).
4039 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4040 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4041 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4042 (Csu): Likewise UNSPEC_EXTRACT_U16.
4043 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4044 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4046 2008-10-10 Stepan Kasal <skasal@redhat.com>
4048 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4049 for loop strip mining and loop blocking.
4051 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4053 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4054 vary types depending on debug info.
4056 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4058 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4059 before ensuring it's already computed.
4061 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4063 * rtl.h (locator_eq): New decl.
4064 * cfglayout.c (locator_scope): New function.
4065 (insn_scope): Use it.
4066 (locator_eq): New function.
4067 (fixup_reorder_chain): Search for last insn in src bb
4068 that has locator set or first insn in dest bb. Use
4069 locator_eq instead of == to compare locators.
4070 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4071 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4072 == to compare locators.
4074 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4076 * gimple-low.c (lower_function_body, lower_gimple_return,
4077 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4078 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4079 goto_block on edges if goto_locus is known.
4082 * tree.h (get_object_alignment): Declare.
4083 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4084 get_object_alignment if needed.
4085 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4087 (get_object_alignment): ... here. New function. Try harder to
4088 determine alignment from get_inner_reference returned offset.
4090 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4092 * graphite.c (gloog): Don't call find_unreachable_blocks
4093 before delte_unreachable_blocks.
4095 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4096 goto_locus of true_edge into RTL locator.
4098 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4101 (*jcc_btdi_mask_rex64): Ditto.
4103 (*jcc_btsi_mask): Ditto.
4104 (*jcc_btsi_1): Ditto.
4105 (*jcc_btsi_mask_1): Ditto.
4107 2008-10-08 Paul Brook <paul@codesourcery.com>
4109 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4110 compatible profiler (__gnu_mcount_nc).
4111 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4113 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4115 * config/i386/i386.c (initial_ix86_tune_features): Add
4116 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4117 * config/i386/i386.h (ix86_tune_indices): Likewise.
4118 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4120 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4121 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4122 for FP to FP splitters.
4124 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4126 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4129 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4133 PR rtl-optimization/37341
4134 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4135 to ORIG_BB, pass through ORIG_BB recursively.
4136 (cse_condition_code_reg): Adjust caller.
4138 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4140 * sdbout.c (sdbout_one_type): Treat the value type
4141 CONST_DECL for enumerals.
4143 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/i386.md: Remove trailing white spaces.
4147 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4149 PR rtl-optimization/37448
4150 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4151 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4153 (struct output_info) [count]: Renamed total_created and made
4155 (struct output_info) [size]: Renamed total_allocated and made
4157 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4158 Properly keep track of desc->size.
4159 (print_statistics, dump_alloc_pool_statistics): Enhance the
4160 printing of statistics to print the number of elements and to use
4163 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4166 * opts.h (CL_SAVE): Move up to flags range.
4167 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4168 CL_COMMON): Renumber.
4169 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4170 * opts.c (common_handle_option): Revert last change.
4172 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386-protos.h (ix86_schedule): New.
4176 * config/i386/i386.c (ix86_schedule): New.
4177 (override_options): Add schedule to processor_alias_table. Set
4178 ix86_schedule from the schedule field in processor_alias_table.
4179 (ix86_function_specific_save): Save ix86_schedule.
4180 (ix86_function_specific_restore): Restore ix86_schedule.
4182 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4183 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4186 * config/i386/i386.opt: Add schedule.
4188 * config/i386/ppro.md: Remove generic32.
4190 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4193 * expr.c (count_type_elements): Handle ERROR_MARK.
4195 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4200 * basic-block.h (struct edge_def): Add goto_block field.
4201 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4202 one insn with locus corresponding to edge's goto_locus if !optimize.
4203 * profile.c (branch_prob): Copy edge's goto_block.
4204 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4206 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4207 locator in between the merged basic blocks if !optimize and needed.
4208 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4209 goto_locus into RTL locator. For unconditional jump use that
4210 locator for the jump insn.
4211 (expand_gimple_cond): Convert goto_block and goto_locus into
4212 RTL locator for all remaining edges. For unconditional jump
4213 use that locator for the jump insn.
4214 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4215 there is more than one edge or insn locator along the forwarding
4216 edges and !optimize. If there is just one, set e->goto_locus.
4217 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4219 (move_block_to_fn): Adjust edge's goto_block.
4221 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4224 * expmed.c (expand_mult): Properly check DImode constant in
4227 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4230 * dwarf2out.c (common_block_die_table): New variable.
4231 (common_block_die_table_hash, common_block_die_table_eq): New
4233 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4234 COMMON block in the current scope rather than globally. Optimize
4235 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4236 DW_OP_addr SYMBOL_REF+off.
4238 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4240 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4241 Return true for non-addressable GIMPLE operands.
4243 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/i386/i386.c (initial_ix86_tune_features): Remove
4247 X86_TUNE_USE_BIT_TEST.
4248 * config/i386/i386.h (ix86_tune_indices): Likewise.
4249 (TARGET_USE_BIT_TEST): Removed.
4251 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4253 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4255 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4257 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4258 (mul<mode>3_mul3): ... into this new template.
4260 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4262 * gimplify.c (gimplify_arg): Add location argument. Use it.
4263 (gimplify_call_expr): Pass location to gimplify_arg.
4264 (gimplify_modify_expr_to_memcpy): Same.
4265 (gimplify_modify_expr_to_memset): Same.
4267 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4269 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4270 Update calls to build_unary_op and build_indirect_ref for location
4273 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4276 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4277 * c-typeck.c (array_to_pointer_conversion): Pass location to
4279 (function_to_pointer_conversion): Use error_at and warning_at.
4280 (build_indirect_ref): Same.
4281 (build_array_ref): Pass location to build_binary_op.
4282 (parser_build_unary_op): Do not set location after calling
4284 (build_unary_op): Add location argument. Use it throughout. Set
4285 EXPR_LOCATION before returning new tree.
4286 (build_modify_expr): Same.
4287 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4289 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4290 build_indirect_ref, build_modify_expr.
4291 (c_finish_omp_for): Same. Use error_at instead of error.
4292 * c-common.c (c_common_truthvalue_conversion): Pass location to
4294 (warn_for_div_by_zero): Add location argument.
4295 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4296 build_unary_op, warn_for_div_by_zero.
4297 * c-parser.c (c_parser_typeof_specifier): Use
4298 protected_set_expr_location.
4299 (c_parser_statement_after_labels): Same.
4300 (c_parser_condition): Same.
4301 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4302 (c_parser_conditional_expression): Use protected_set_expr_location.
4303 (c_parser_unary_expression): Pass location to build_indirect_ref.
4304 (c_parser_postfix_expression_after_primary): Pass location to
4305 build_indirect_ref, build_unary_op.
4306 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4308 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4310 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4311 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4312 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4314 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4315 (mips_issue_rate): Handle PROCESSOR_R10000.
4316 * config/mips/mips.md (cpu): Add r10000.
4318 * config/mips/10000.md: New file.
4320 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4322 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4323 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4324 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4326 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4328 * config/darwin-protos.h (machopic_function_base_name): Delete.
4329 (machopic_function_base_sym): Likewise.
4330 (machopic_gen_offset): Declare.
4331 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4332 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4333 * config/darwin.c (machopic_function_base_name): Delete.
4334 (machopic_function_base_sym): Likewise.
4335 (gen_pic_offset): Rename to...
4336 (machopic_gen_offset): ...this and remove the pic_base argument.
4337 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4338 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4339 crtl->uses_pic_offset_table.
4340 (machopic_indirect_data_reference): Use new machopic_gen_offset
4342 (machopic_legitimize_pic_address): Likewise.
4343 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4345 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4346 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4347 * config/i386/i386.c (output_set_got): Likewise.
4348 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4350 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4351 (legitimate_address_p): Likewise.
4352 (output_pic_addr_const): Likewise.
4353 (output_addr_const_extra): Likewise.
4354 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4355 match an UNSPEC rather than a MINUS.
4356 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4357 (builtin_setjmp_receiver): Use machopic_gen_offset.
4358 * config/i386/predicates.md (pic_symbolic_operand): Handle
4359 UNSPEC_MACHOPIC_OFFSET.
4361 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4362 Use machopic_gen_offset and machopic_operand_p.
4363 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4364 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4365 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4366 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4367 Set crtl->uses_pic_offset_table.
4369 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4371 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4373 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4374 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4375 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4376 (constant_pool_expr_p): Use split_const and check the base.
4377 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4379 (legitimate_constant_pool_address_p): Check toc_relative_p
4380 instead of constant_pool_expr_p.
4381 (print_operand_address): Always use output_addr_const for
4382 constant pool addresses.
4383 (rs6000_output_addr_const_extra): New function.
4384 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4386 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4390 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4391 (mark_ref_live, mark_ref_dead): Use them.
4392 (def_conflicts_with_inputs_p): Remove.
4393 (mark_early_clobbers): New function.
4394 (process_bb_node_lives): Call preprocess_constraints and
4395 mark_early_clobbers.
4397 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4399 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4401 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4402 lib with -mthread switch.
4404 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4407 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4408 function in two, making it call a new and reusable
4409 dwarf2out_imported_module_or_decl() that takes the containing
4410 BLOCK of the declaration in argument.
4411 (dwarf2out_imported_module_or_decl_real): New function.
4412 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4413 IMPORTED_DECL in account.
4414 * tree.def: Added IMPORTED_DECL node type.
4415 * tree.h: Added accessors for IMPORTED_DECL nodes.
4416 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4418 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4420 * doc/gimple.texi: Fix some typos, wrap some long lines,
4421 fix some broken wraps with continuations.
4422 * tree-ssa-reassoc.c: Fix comment typos.
4424 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4427 * pa.c (legitimize_pic_address): Force function labels to memory in
4430 2008-10-04 Anton Blanchard <anton@samba.org>
4432 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4433 (rs6000_split_atomic_op): Same.
4434 (rs6000_split_compare_and_swap): Same.
4435 (rs6000_split_compare_and_swapqhi): Same.
4437 2008-10-04 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4440 instead of pointer equality.
4441 (vn_nary_op_eq): Likewise.
4443 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4445 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4447 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4448 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4450 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4452 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4453 Revert previous change.
4455 2008-10-03 Tom Tromey <tromey@redhat.com>
4457 * stringpool.c (ggc_alloc_string): Terminate string.
4459 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4461 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4462 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4463 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4466 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4469 2008-10-03 Pascal Obry <obry@adacore.com>
4471 * gcov.c (create_file_names): Properly handle UNIX and DOS
4472 directory separators.
4473 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4474 separator to '~' to ensure clean filenames on Windows.
4476 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4478 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4479 Add a null terminator to the stripped name.
4481 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4483 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4484 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4485 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4486 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4487 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4488 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4489 TARGET_SINGLE_FLOAT.
4491 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4493 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4495 2008-10-02 Richard Guenther <rguenther@suse.de>
4498 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4499 and VECTOR_TYPE recurse with useless_type_conversion_p which
4500 properly handles void pointer conversion.
4502 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4505 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4506 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4508 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4510 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4511 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4512 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4513 they translate to non builtins.
4514 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4515 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4516 __builtin_vec_promote, __builtin_vec_extract, and
4517 __builtin_vec_insert.
4518 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4519 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4520 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4521 * config/rs6000/altivec.h (vec_extract): Define
4522 (vec_insert): Define.
4523 (vec_splats): Define.
4524 (vec_promote): Define.
4526 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4527 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4528 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4532 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4533 prototype. Add new parameter, blk.
4534 Use BLKmode for the MEM if blk is true.
4535 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4536 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4537 ALTIVEC_BUILTIN_STVRXL.
4538 Update usage of altivec_expand_lv_builtin.
4539 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4540 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4541 (altivec_init_builtins): If compiling for the Cell, also define the
4543 * config/rs6000/rs6000.h (rs6000_builtins): Define
4544 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4545 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4546 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4547 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4548 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4549 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4550 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4551 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4552 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4553 UNSPEC_STVRX, and UNSPEC_STVRXL.
4554 (altivec_lvlx): New pattern.
4555 (altivec_lvlxl): New pattern.
4556 (altivec_lvrx): New pattern.
4557 (altivec_lvrxl): New pattern.
4558 (altivec_stvlx): New pattern.
4559 (altivec_stvlxl): New pattern.
4560 (altivec_stvrx): New pattern.
4561 (altivec_stvrxl): New pattern.
4562 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4563 (vec_lvlxl): Likewise.
4564 (vec_lvrx): Define if PPU is defined.
4565 (vec_lvrxl): Likewise.
4566 (vec_stvlx): Define if PPU is defined.
4567 (vec_stvlxl): Likewise.
4568 (vec_stvrx): Define if PPU is defined.
4569 (vec_stvrxl): Likewise.
4571 2008-10-01 Geert Bosch <bosch@adacore.com>
4573 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4575 2008-10-01 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/37617
4578 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4579 do not add to the NEW_SETS.
4581 2008-10-01 Richard Guenther <rguenther@suse.de>
4584 * tree-vrp.c (execute_vrp): If we optimized away the default
4585 case make sure to promote the label that got in place of it
4586 to a default case label.
4588 2008-10-01 Richard Henderson <rth@redhat.com>
4591 * tree-complex.c (set_component_ssa_name): Don't optimize
4592 is_gimple_min_invariant values with ssa_names in abnormal phis.
4594 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4596 PR tree-optimization/37662
4597 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4598 commutative binary operation if they are in the wrong order and
4599 fold_build2 produces non-GIMPLE.
4601 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4603 PR tree-optimization/37662
4604 PR tree-optimization/37663
4605 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4606 get_value_range with non-SSA_NAME. Don't assert operands have been
4607 folded, instead just bail out.
4609 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4611 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4613 2008-09-30 Richard Guenther <rguenther@suse.de>
4616 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4617 build restrict-qualified pointers.
4618 (vectorizable_store): Move alias check later.
4619 (vectorizable_load): Likewise.
4621 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4623 * c-common.c (empty_if_body_warning): Remove.
4624 * c-common.h (empty_if_body_warning): Remove.
4625 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4626 here the -Wempty-body warning for `if' and `else' statements.
4627 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4629 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4631 * config/i386/i386.opt: Add msse2avx.
4633 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4634 * config/i386/linux64.h (ASM_SPEC): Likewise.
4636 * doc/invoke.texi: Document -msse2avx.
4638 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4640 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4642 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4644 * ifcvt.c (noce_emit_store_flag): If using condition from original
4645 jump, reverse it if if_info->cond was reversed.
4647 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4649 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4650 non-constant memory if it cannot be forced to constant memory.
4651 Overhaul surrounding code and factor out common condition.
4653 2008-09-29 Jeff Law <law@redhat.com>
4655 * reload1.c (alter_reg): Add missing curly braces.
4657 2008-09-29 Michael J. Eager <eager@eagercon.com>
4659 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4661 * config/rs6000/rs6000.c (rs6000_override_options): Move
4662 rs6000_init_hard_regno_mode_ok after all options changed.
4663 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4664 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4665 -msimple-fpu flags. Add warning messages if single FP not configured.
4666 (rs6000_file_start): Output gnu_attribute for single-float.
4667 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4668 (rs6000_legitimize_address): Likewise.
4669 (rs6000_legitimize_reload_address): Likewise.
4670 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4671 TARGET_SINGLE_FLOAT.
4672 (function_arg_advance): Likewise (partial conversion).
4673 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4674 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4675 TARGET_SINGLE_FLOAT.
4676 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4677 (rs6000_emit_prologue): Likewise.
4678 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4679 TARGET_SINGLE_FLOAT.
4680 (rs6000_libcall_value): Likewise.
4681 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4682 (TARGET_DOUBLE_FLOAT): New default to 1
4683 (TARGET_SIMPLE_FPU): New default to 0
4684 (TARGET_SINGLE_FPU): New default to 0
4685 (TARGET_SINGLE_FLOAT_MODE): New.
4686 (TARGET_DOUBLE_FLOAT_MODE): New.
4687 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4688 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4690 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4691 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4692 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4693 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4694 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4695 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4696 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4697 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4698 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4699 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4700 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4701 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4702 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4703 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4704 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4705 cmptf_internal1, *cmptf_internal2): Condition on
4706 TARGET_DOUBLE_FLOAT.
4707 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4708 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4709 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4710 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4711 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4712 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4713 TARGET_SINGLE_FLOAT.
4714 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4715 * config/rs6000/rs6000.opt (-msingle-float): New.
4716 (-mdouble-float): New.
4717 (-msimple-fpu): New.
4718 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4719 -msingle-float, -mdouble-float, -msimple-fpu options.
4720 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4721 _SOFT_DOUBLE for -msingle-float.
4722 * config.gcc: New config for target=powerpc-xilinx-eabi.
4724 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4726 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4727 have exit and entry.
4728 (new_scop): Take entry and exit edge to define new SCoP.
4729 (sd_region_p): New structure used during SCoP detection.
4730 (move_scops): Delete.
4731 (move_sd_regions): New.
4732 (scopdet_info): Change the definition from edges back to basic_blocks.
4733 (scopdet_edge_info): Work on basic_blocks and rename to
4734 scopdet_basic_block_info.
4735 (split_difficult_bb): At the moment removed. We should later
4736 add it at another place.
4737 (build_scops_1): Work on basic_blocks.
4738 (bb_in_sd_region): New.
4739 (find_single_entry_edge): New.
4740 (find_single_exit_edge): New.
4741 (create_single_entry_edge): New.
4742 (sd_region_without_exit): New.
4743 (create_single_exit_edge): New.
4744 (unmark_exit_edges): New.
4745 (mark_exit_edges): New.
4746 (create_sese_edges): New.
4747 (build_graphite_scops): New.
4748 (build_scops): Make SCoPs SESE.
4749 (limit_scops): Use the new functions.
4751 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4753 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4755 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4758 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4759 address to a register before taking the lower part.
4761 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4766 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4767 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4770 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4771 the newly created variable.
4772 Create a VECTOR_CST of all 1s for vector types.
4774 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4777 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4779 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4781 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4782 order to convert between modes.
4783 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4785 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4787 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4790 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4793 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4797 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4799 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4800 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4801 them to yield false with MIPS16.
4803 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4806 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4807 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4808 mem_loc_descriptor failed. Accept UNSPEC.
4809 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4810 fail if one of the loc_descriptor calls for pieces failed.
4811 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4812 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4813 if loc_descriptor_from_tree_1 on offset failed.
4816 * opts.c (common_handle_option): Don't call print_specific_help with
4817 CL_SAVE as first argument.
4819 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4820 Steve Ellcey <sje@cup.hp.com>
4822 * configure: Regenerate for new libtool.
4823 * aclocal.m4: Ditto.
4825 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4827 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4828 alias set on MEM when saving stack pointer.
4829 * config/rs6000/rs6000.md (allocate_stack): Likewise
4831 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4833 PR tree-optimization/37574
4834 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4835 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4836 instead of vector_type for constants. Take computation out of loop.
4837 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4838 and use only vector_type for invariant case.
4839 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4841 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4844 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4845 the decl is a VAR_DECL or FUNCTION_DECL.
4847 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4850 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4851 (mark_ref_live, mark_ref_dead): Use them.
4852 (def_conflicts_with_inputs_p): Remove.
4853 (mark_early_clobbers): New function.
4854 (process_bb_node_lives): Call preprocess_constraints and
4855 mark_early_clobbers.
4857 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4859 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4862 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4863 (ira_compress_allocno_live_ranges): New prototype.
4865 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4866 (coalesced_allocnos_living_at_program_points): New.
4867 (coalesced_allocnos_live_at_points_p,
4868 set_coalesced_allocnos_live_points): New functions.
4869 (coalesce_spill_slots): Rewrite.
4871 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4872 ira_compress_allocno_live_ranges): New functions.
4874 * ira-build.c (ira_flattening): Call
4875 ira_compress_allocno_live_ranges.
4878 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4880 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4883 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4885 * combine.c (make_compound_operation): Handle the 'E' format.
4886 (count_rtxs): Likewise.
4887 (update_table_tick): Likewise.
4888 (get_last_value_validate): Likewise.
4890 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4892 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4894 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4896 * matrix-reorg.c (transform_allocation_sites): Initializers
4897 added to avoid the warning.
4899 2008-09-25 Martin Jambor <mjambor@suse.cz>
4901 * cgraph.c (free_nodes): New variable.
4902 (NEXT_FREE_NODE): New macro.
4903 (cgraph_create_node): Reuse nodes from the free list. Do not
4904 update uid if doing so.
4905 (cgraph_remove_node): Add the node to the free list.
4907 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4909 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4911 2008-09-24 Richard Henderson <rth@redhat.com>
4913 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4914 * unwind-dw2.c (execute_stack_op): Handle it.
4916 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4919 2008-09-24 Michael J. Eager <eager@eagercon.com>
4921 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4923 * c-common.c (fname_decl): New location argument.
4924 * c-common.h (fname_decl): Same.
4925 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4927 (c_parser_typeof_specifier): Same.
4928 (c_parser_parms_list_declarator): Same.
4929 (c_parser_asm_string_literal): Same.
4930 (c_parser_compound_statement_nostart): Same.
4931 (c_parser_label): Same.
4932 (c_parser_do_statement): Same.
4933 (c_parser_asm_statement): Same.
4934 (c_parser_unary_expression): Same.
4935 (c_parser_sizeof_expression): Same.
4936 (c_parser_postfix_expression): Same.
4937 (c_parser_pragma): Same.
4938 (c_parser_omp_clause_collapse): Same.
4939 (c_parser_omp_clause_num_threads): Same.
4940 (c_parser_omp_clause_schedule): Same.
4941 (c_parser_omp_all_clauses): Same.
4942 (c_parser_omp_sections_scope): Same.
4943 (c_parser_omp_for_loop): Same. Pass condition's location to
4944 c_objc_common_truthvalue_conversion.
4945 (c_parser_enum_specifier): Remove comment.
4947 2008-09-24 Michael J. Eager <eager@eagercon.com>
4949 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4951 * config/rs6000/rs6000.c (rs6000_override_options): Move
4952 rs6000_init_hard_regno_mode_ok after all options changed.
4953 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4954 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4955 -msimple-fpu flags. Add warning messages if single FP not configured.
4956 (rs6000_file_start): Output gnu_attribute for single-float.
4957 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4958 (rs6000_legitimize_address): Likewise.
4959 (rs6000_legitimize_reload_address): Likewise.
4960 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4961 TARGET_SINGLE_FLOAT.
4962 (function_arg_advance): Likewise.
4963 (function_arg): Likewise.
4964 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4965 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4966 TARGET_SINGLE_FLOAT.
4967 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4968 (rs6000_emit_prologue): Likewise.
4969 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4970 TARGET_SINGLE_FLOAT.
4971 (rs6000_libcall_value): Likewise.
4972 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4973 (TARGET_DOUBLE_FLOAT): New default to 1
4974 (TARGET_SIMPLE_FPU): New default to 0
4975 (TARGET_SINGLE_FPU): New default to 0
4976 (TARGET_SINGLE_FLOAT_MODE): New.
4977 (TARGET_DOUBLE_FLOAT_MODE): New.
4978 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4979 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4981 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4982 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4983 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4984 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4985 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4986 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4987 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4988 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4989 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4990 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4991 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4992 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4993 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4994 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4995 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4996 cmptf_internal1, *cmptf_internal2): Condition on
4997 TARGET_DOUBLE_FLOAT.
4998 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4999 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
5000 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
5001 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
5002 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
5003 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
5004 TARGET_SINGLE_FLOAT.
5005 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
5006 * config/rs6000/rs6000.opt (-msingle-float): New.
5007 (-mdouble-float): New.
5008 (-msimple-fpu): New.
5009 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
5010 -msingle-float, -mdouble-float, -msimple-fpu options.
5011 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
5012 _SOFT_DOUBLE for -msingle-float.
5013 * config.gcc: New config for target=powerpc-xilinx-eabi.
5015 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5017 * config/sparc/constraints.md: New file.
5018 * config/sparc/sparc.md: Include it.
5019 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5020 (sparc_extra_constraint_check): Delete.
5021 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5022 (memory_ok_for_ldd): New predicate.
5023 (sparc_extra_constraint_check): Delete.
5024 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5025 (CONST_OK_FOR_LETTER_P): Likewise.
5026 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5027 (EXTRA_CONSTRAINT): Likewise.
5029 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5031 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5033 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5035 * alias.c (find_base_value): Use FIND_BASE_TERM.
5036 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5038 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5040 * config/i386/i386.c: Include cselib.h.
5041 (ix86_pic_register_p): New function.
5042 (ix86_delegitimize_address): Use it to check for the PIC register.
5044 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5046 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5047 * config/i386/i386.c (ix86_find_base_term): Don't check for
5048 SYMBOL_REF and LABEL_REF.
5050 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5052 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5053 constant PLUS in a CONST.
5055 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5057 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5058 check for sibcall support for w64.
5060 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5062 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5064 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5066 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5067 parser_build_binary_op.
5068 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5069 * c-typeck.c (build_array_ref): Same.
5070 (parser_build_unary_op): New location argument.
5071 (pointer_diff): Pass location to build_binary_op,
5072 c_objc_common_truthvalue_conversion.
5073 (build_modify_expr): Same.
5074 (build_unary_op): New location argument.
5075 (build_binary_op): New location argument.
5076 (c_objc_common_truthvalue_conversion): Pass location to
5077 c_*common_truthvalue_conversion.
5078 * c-convert.c (convert): Same.
5079 * c-common.c (binary_op_error): New location argument.
5080 (pointer_int_sum): Pass location to build_binary_op.
5081 (c_common_truthvalue_conversion): New location argument.
5082 (warn_for_sign_compare): Same.
5083 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5084 binary_op_error, build_binary_op, warn_for_sign_compare.
5085 * c-parser.c (c_parser_condition): Pass location to
5086 c_*common_truthvalue_conversion.
5087 (c_parser_conditional_expression): Save condition's location and pass
5089 (c_parser_binary_expression): Same, but for the binary operator's
5091 (c_parser_omp_for_loop): Pass location to
5092 c_objc_common_truthvalue_conversion.
5094 2008-09-23 Martin Jambor <mjambor@suse.cz>
5096 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5097 (cgraph_node_remove_callees): New temporary f. Hold the next item
5099 (cgraph_node_remove_callers): Likewise.
5101 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5102 (ipa_node_removal_hook): Likewise.
5104 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5105 gimple_call_copy_skip_args and moved to the gimple_call section.
5106 * gimple.c (gimple_copy_call_skip_args): Renamed to
5107 gimple_call_copy_skip_args. Changed al users.
5109 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5111 * ira-color.c (start_allocno_priorities): Rename to
5112 setup_allocno_priorities. Use costs and
5113 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5114 range lengths. Get rid off doubles.
5115 (ira_fast_allocations): Call start_allocno_priorities.
5117 2008-09-22 David Daney <ddaney@avtrex.com>
5120 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5121 register if TARGET_LONG_CALLS.
5123 2008-09-22 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/37145
5126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5127 value-numbering union accesses with their offset and size only.
5128 (visit_reference_op_load): Fix simplification of inserted conversions.
5129 * tree-ssa-pre.c (find_or_generate_expression): Do not
5130 recursively generate expressions if running FRE.
5132 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5134 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5135 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5138 2008-09-22 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/37145
5141 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5142 (phi_translate_1): Constant fold references.
5144 2008-09-22 Ira Rosen <irar@il.ibm.com>
5146 PR tree-optimization/37482
5147 * tree-vectorizer.h (struct _slp_instance): Add new field.
5148 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5149 (get_earlier_stmt): New function.
5150 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5152 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5153 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5154 asserts that GSI points to the scalar statement being vectorized.
5155 Set new statement location according to GSI.
5156 (vect_schedule_slp_instance): Use GSI of
5157 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5159 2008-09-21 Jan Hubicka <jh@suse.cz>
5161 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5162 (ipcp_insert_stage): Update dead_nodes bitmap.
5164 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5167 * config/i386/t-cygming (SHLIB_LC): Remove.
5168 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5169 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5171 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5175 * final.c (mark_symbol_ref_as_used): New helper function.
5176 (output_operand): Instead of just looking inside MEMs for
5177 SYMBOL_REFs, use new helper function and for_each_rtx.
5178 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5179 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5180 Make head comment more general.
5181 * config/darwin.c (machopic_output_indirection): Handle weak
5182 references here, like in assemble_external.
5184 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5186 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5187 (sparc_emit_float_lib_cmp): Change return type.
5188 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5189 (gen_compare_operator): New function.
5190 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5191 the comparison sequence. Minor tweaks.
5192 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5193 that the final operator and the result of sparc_emit_float_lib_cmp
5194 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5195 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5196 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5197 result of sparc_emit_float_lib_cmp match for software TFmode.
5198 (movqicc, movhicc, movsicc, movdicc): Merge into...
5199 (mov<I:mode>cc): ...this.
5200 (movsfcc, movdfcc, movtfcc): Merge into...
5201 (mov<F:mode>cc): ...this.
5202 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5204 (mov<I:mode>_cc_v9): ...this.
5205 (movdi_cc_sp64_trunc): Delete.
5206 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5207 movdi_cc_reg_sp64): Merge into...
5208 (mov<I:mode>_cc_reg_sp64): ...this.
5209 (movsf_cc_sp64): Rename into...
5210 (movsf_cc_v9): ...this.
5211 (movdf_cc_sp64): Rename into...
5212 (movdf_cc_v9): ...this.
5213 (movtf_cc_hq_sp64): Rename into...
5214 (movtf_cc_hq_v9): ...this.
5215 (movtf_cc_sp64): Rename into...
5216 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5218 2008-09-21 Diego Novillo <dnovillo@google.com>
5220 * doc/gccint.texi: Include generic.texi and gimple.texi.
5222 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5223 (GIMPLE): Move to gimple.texi.
5224 (Annotations): Remove references to to stmt_ann_t and
5226 (SSA Operands): Rename from 'Statement Operands'.
5227 * doc/generic.texi: New.
5228 * doc/gimple.texi: New.
5229 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5230 * Makefile.in (TEXI_GCCINT_FILES):
5231 * gimple.c (gimple_copy_call_skip_args): Rename from
5232 giple_copy_call_skip_args. Update all users.
5233 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5235 2008-09-21 Ira Rosen <irar@il.ibm.com>
5237 PR tree-optimization/37539
5238 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5239 statement in related statement field only for the first load of the
5240 group of loads with the same data reference.
5242 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5244 * config/mips/mips.h (TUNE_OCTEON): New macro.
5245 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5246 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5247 * config/mips/octeon.md: New file.
5248 * config/mips/mips.md: Include octeon.md. Restore
5249 semi-alphabetical order of include files.
5251 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5254 * config/i386/i386.md (*jcc_fused_1): Removed.
5255 (*jcc_fused_2): Likewise.
5256 (*jcc_fused_3): Likewise.
5257 (*jcc_fused_4): Likewise.
5259 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5261 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5262 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5263 * target.h (gcc_target): Add ira_cover_classes.
5264 * ira.c: Remove IRA_COVER_CLASSES guards.
5265 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5266 instead of IRA_COVER_CLASSES.
5267 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5268 (setup_class_translate): Likewise.
5269 (setup_reg_class_intersect_union): Likewise.
5270 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5271 test of targetm.ira_cover_classes.
5272 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5273 of IRA_COVER_CLASSES.
5274 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5275 (TARGET_INITIALIZER): Include it.
5276 * targhooks.h (default_ira_cover_classes): Declare.
5277 * targhooks.c (default_ira_cover_classes): New function.
5279 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5281 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5283 2008-09-19 Ian Lance Taylor <iant@google.com>
5285 * varasm.c (narrowing_initializer_constant_valid_p): Return
5286 NULL_TREE if ENDTYPE is not an integer.
5288 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5291 * tree-ssa.c (execute_update_addresses_taken): Also update
5292 DECL_GIMPLE_REG_P for vector and complex types.
5294 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5295 Jan Hubicka <jh@suse.cz>
5298 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5299 empty before freeing them.
5300 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5302 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5304 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5305 * config/xtensa/predicates.md (tls_symbol_operand): New.
5306 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5307 (TARGET_CANNOT_FORCE_MEM): Define.
5308 (xtensa_tls_symbol_p): New.
5309 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5310 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5311 (xtensa_tls_module_base): New.
5312 (xtensa_call_tls_desc): New.
5313 (xtensa_legitimize_tls_address): New.
5314 (xtensa_legitimize_address): Handle TLS symbols.
5315 (xtensa_tls_referenced_p_1): New.
5316 (xtensa_tls_referenced_p): New.
5317 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5319 (XTENSA_BUILTIN_THREAD_POINTER): New.
5320 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5321 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5322 builtin. Add declarations for __builtin_thread_pointer and
5323 __builtin_set_thread_pointer.
5324 (xtensa_fold_builtin): Recognize new builtins.
5325 (xtensa_expand_builtin): Expand new builtins.
5326 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5327 (TARGET_THREADPTR): Define.
5328 (HAVE_AS_TLS): Define default value.
5329 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5330 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5331 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5332 (UNSPECV_SET_TP): New.
5333 (sym_TPOFF, sym_DTPOFF): New.
5334 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5335 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5336 * configure: Regenerated.
5338 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5341 * config/ia64/ia64.c (ia64_optimization_options): Move
5342 checking and setting flag_schedule_insns_after_reload and
5343 ia64_flag_schedule_insns2 back to ...
5344 (ia64_override_options): Here.
5346 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5349 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5350 zero extend count after the correction to it is done.
5351 (doloop_optimize): Update call to doloop_modify, don't zero extend
5354 2008-09-18 Martin Jambor <mjambor@suse.cz>
5356 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5358 * ipa-prop.c: Correct comments.
5359 * ipa-prop.h: Likewise.
5361 2008-09-18 Jan Hubicka <jh@suse.cz>
5364 * ipa-reference.c (ipa_reference_local_vars_info_d,
5365 ipa_reference_global_vars_info_d,
5366 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5367 ipa_reference_vars_info_t): Move here from ipa-reference.h
5368 (node_duplication_hook_holder, node_removal_hook_holder): New.
5369 (get_reference_vars_info_from_cgraph): Rename to ...
5370 (get_reference_vars_info): ... this one, use cgraph uids.
5371 (get_local_reference_vars_info, get_global_reference_vars_info):
5372 Use cgraph instead of decl.
5373 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5375 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5376 ipa_reference_get_written_global,
5377 ipa_reference_get_not_written_global): Use cgraph argument.
5378 (check_call): Simplify avail check.
5379 (scan_stmt_for_static_refs): Update.
5380 (propagate_bits): Update.
5381 (merge_callee_local_info): Remove.
5382 (init_function_info): Use cgraph nodes.
5383 (clean_function_local_data): Break out from ...
5384 (clean_function): ... here.
5385 (copy_local_bitmap, copy_global_bitmap): New functions.
5386 (duplicate_node_data, remove_node_data): New functions.
5387 (generate_summary): Register hooks; use visibility instead of
5389 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5390 * ipa-reference.h (ipa_reference_local_vars_info_d,
5391 ipa_reference_global_vars_info_d,
5392 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5393 ipa_reference_vars_info_t): Move to ipa-reference.c
5394 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5396 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5397 ipa_reference_get_not_read_global,
5398 ipa_reference_get_not_written_global): Update prototype.
5399 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5400 (init_state): Remove.
5401 (node_duplication_hook_holder, node_removal_hook_holder): New.
5402 (get_function_state, set_function_state): Use VECtor.
5403 (analyze_function): Check body availability.
5404 (add_new_function): Likewise.
5405 (duplicate_node_data, remove_node_data): New.
5406 (generate_summary): Register hooks; do not care about clones.
5407 (propafate): Do not care about clones; recursive functions are
5409 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5410 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5411 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5413 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5414 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5415 Update call of ipa-reference accesors.
5417 2008-09-18 Simon Baldwin <simonb@google.com>
5419 * c-opts.c (c_common_handle_option): Add handling for
5420 -Wbuiltin-macro-redefined command line option.
5421 * c.opt: Added builtin-macro-redefined option.
5422 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5425 2008-09-18 Richard Guenther <rguenther@suse.de>
5427 PR tree-optimization/37258
5428 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5429 and signedness for integral types.
5430 (vn_phi_eq): Require compatible types.
5432 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5435 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5436 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5438 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5439 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5440 ggc_free other TREE_LIST nodes from that chain.
5441 * function.c (instantiate_decls): Instantiate also DECL_RTL
5442 of vars in cfun->local_decls, free that list afterwards.
5444 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5446 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5447 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5449 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5451 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5452 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5454 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5456 PR tree-optimization/37102
5457 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5458 from a node. Check to see if another PHI is dead.
5459 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5460 remove real PHIs which have no uses.
5461 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5463 2008-09-18 Richard Guenther <rguenther@suse.de>
5466 * tree-cfg.c (remove_useless_stmts_1): Remove
5467 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5469 2008-09-18 Nick Clifton <nickc@redhat.com>
5471 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5472 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5473 to frv_secondary_reload_class.
5474 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5475 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5476 (frv_secondary_reload_class): Omit unused parameter.
5477 (frv_secondary_reload): New function. Handle the case when
5478 secondary_reload_class() is called before the reload_(in|out)
5479 _optabs have been initialised.
5480 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5482 * config/frv/frv.md: Define an exclusion set between fr550_m0
5485 2008-09-18 Richard Guenther <rguenther@suse.de>
5487 PR tree-optimization/37456
5488 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5489 want to insert after ends a BB insert on the single fallthru
5492 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5494 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5495 Mention -march=z9-109, z9-ec and z10.
5497 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5499 PR rtl-optimization/37544
5500 * regrename.c (maybe_mode_change): Exit early when copy_mode
5501 is narrower than orig_mode and narrower than new_mode.
5503 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5506 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5508 * sched-rgn.c (ref_counts): Remove.
5509 (insn_referenced): New static variable.
5510 (INSN_REF_COUNT): Remove.
5511 (sched_run_compute_dependencies): Use insn_referenced instead of
5513 (add_branch_dependences): Likewise. Delete dead assignment.
5515 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5517 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5518 consumer is an asm. Add comment why this is important.
5519 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5520 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5522 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5524 * expr.c (emit_group_store): Do not shift before moving via a
5527 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5529 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5530 from aggregate to non-aggregate type if the bit pattern is not fully
5531 preserved afterwards.
5533 2008-09-17 Richard Guenther <rguenther@suse.de>
5535 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5536 (verify_gimple_assign): ... this. Split into ...
5537 (verify_gimple_assign_unary): ... this,
5538 (verify_gimple_assign_binary): ... that,
5539 (verify_gimple_assign_single): ... and this.
5540 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5541 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5542 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5543 (verify_types_in_gimple_reference): Be forgiving with
5545 (verify_gimple_phi): Deal with virtual operands.
5547 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5549 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5551 * tree.c (get_callee_fndecl): Don't call the language hook.
5552 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5553 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5554 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5556 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5558 * tree.c (protected_set_expr_location): Don't unnecessarily
5559 check for error_mark_node.
5561 2008-09-17 Art Haas <ahaas@impactweather.com>
5563 * ipa-reference.c (analyze_function): Declare step only if
5564 ENABLE_CHECKING is defined.
5566 2008-09-17 Jan Hubicka <jh@suse.cz>
5569 * tree.h (DECL_INLINE): remove.
5570 (DECL_DECLARED_INLINE_P): Update docs.
5571 (DECL_NO_INLINE_WARNING_P): new.
5572 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5573 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5575 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5576 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5579 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5582 2008-09-17 Jan Hubicka <jh@suse.cz>
5584 * ipa-reference.c (ipa_obstack): Remove.
5585 (local_info_obstack, global_info_obstack): New.
5586 (add_static_var): We now handle variables only.
5587 (mark_address_taken, mark_load, mark_store): New functions based on ...
5588 (check_operand): ... remove.
5589 (get_asm_stmt_operands): Rename to ...
5590 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5591 (scan_stmt_for_static_refs): Rewrite.
5592 (scan_op_for_static_refs): Rename to ...
5593 (scan_initializer_for_static_refs): do not look for VAR_DECL
5594 initializers; stop recursion on types and decls.
5595 (ipa_init): Use proper obstacks.
5596 (analyze_variable): Use scan_initializer_for_static_refs.
5597 (init_function_info): Use local obstack.
5598 (analyze_function): Simplify.
5599 (add_new_function): We don't need visited_nodes obstack.
5600 (generate_summary): Use proper obstacks; cleanup after propagation.
5602 2008-09-17 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/37491
5606 * alias.c (get_alias_set): Use the canonical type.
5607 * tree-vect-transform.c (vectorizable_store): Use the type of
5608 the lhs for the vector type. Adjust checking.
5609 (vectorizable_load): Adjust checking.
5611 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5612 Adam Nemet <anemet@caviumnetworks.com>
5614 PR rtl-optimization/37483
5615 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5616 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5617 Rearrange code to better match the original comment. Check
5618 t_unconditional first. Improve comment.
5620 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5623 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5624 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5627 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5628 GIMPLE_TRY if cleanup sequence is empty.
5630 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5633 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5634 eliminate IV if the cost are the same.
5636 2008-09-16 Richard Guenther <rguenther@suse.de>
5639 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5642 2008-09-16 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/37508
5645 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5647 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5649 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5651 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5653 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5654 use gen_floatdidf2 directly.
5655 (floatunssidf2): Likewise.
5656 (floatsidf_ppc64_mfpgpr): Remove.
5657 (floatsidf_ppc64): Remove.
5658 (floatunssidf_ppc64): Remove.
5660 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5662 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5663 rather than update_cost_queue.
5665 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5666 in every call starting with the second one, instead of only when
5667 alias_bitmap_obstack.elements != NULL.
5669 * tree-predcom.c (filter_suitable_components): Free all refs in
5670 act->refs vector before calling release_component.
5671 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5673 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5675 * tree-loop-linear.c (linear_transform_loops): Initialize
5676 lambda_obstack only after calling perfect_loop_nest_depth.
5677 Goto free_and_continue instead of just continue for later failures.
5680 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5683 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5685 2008-09-14 Andreas Schwab <schwab@suse.de>
5687 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5689 2008-09-14 Jan Hubicka <jh@suse.cz>
5691 * invoke.texi (-fconserve-stack): Document.
5692 * opts.c (decode_options): Handle conserve_stack.
5693 * common.opt (fconvserve_stack): New.
5695 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5697 * config.host: Add x-aix to host_xmake_file.
5698 * config/rs6000/t-aix52: Do not override LDFLAGS.
5699 * config/rs6000/x-aix: New file.
5701 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5707 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5708 is not recognized as a valid register usage. Allow REG_X to be used
5710 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5711 forces a reload when using a base register.
5713 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5715 * config/i386/cygming-crtend.c (register_frame_ctor): If
5716 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5717 directly with atexit.
5718 (deregister_frame_ctor): Rename to ...
5719 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5720 if !DEFAULT_USE_CXA_ATEXIT.
5722 2008-09-13 Jan Hubicka <jh@suse.cz>
5724 * cgraph.c: Include value-prof.h
5725 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5727 2008-09-13 Jan Hubicka <jh@suse.cz>
5730 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5731 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5732 tree_gen_one_value_profiler, tree_gen_average_profiler,
5733 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5735 2008-09-13 Jan Hubicka <jh@suse.cz>
5737 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5738 too many bytes on misalligned blocks.
5740 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5742 * doc/cfg.texi: Fix some typos.
5743 * doc/extend.texi: Likewise.
5744 * doc/install.texi: Likewise.
5745 * doc/invoke.texi: Likewise.
5746 * doc/rtl.texi: Likewise.
5747 * doc/tree-ssa.texi: Likewise.
5749 2008-09-13 Richard Guenther <rguenther@suse.de>
5752 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5753 gimple stores for memory rhs.
5755 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5757 PR rtl-optimization/37489
5758 * cse.c (fold_rtx): Don't return const_true_rtx for float
5759 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5761 2008-09-13 Jan Hubicka <jh@suse.cz>
5763 PR tree-optimization/37392
5764 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5766 2008-09-13 Martin Jambor <mjambor@suse.cz>
5767 Jan Hubicka <jh@suse.cz>
5769 * cgraph.c (free_edges): New variable.
5770 (NEXT_FREE_EDGE): New macro.
5771 (cgraph_free_edge): New function.
5772 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5773 (cgraph_node_remove_callees): Likewise.
5774 (cgraph_node_remove_callers): Likewise.
5775 (cgraph_create_edge): Reuse edges from the free list. Do not
5776 update uid if doing so.
5777 (cgraph_remove_*_hook): Add free call.
5779 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5781 * ira-color.c (conflict_allocno_vec): Delete.
5782 (update_cost_queue_elem): New structure.
5783 (update_cost_queue): New variable.
5784 (update_cost_queue_tail): Likewise.
5785 (update_cost_queue_elems): Likewise.
5786 (allocno_update_cost_check): Delete.
5787 (initiate_cost_update): Allocate update_cost_queue_elems
5788 instead of allocno_update_cost_check.
5789 (finish_cost_update): Update the free()s accordingly.
5790 (start_update_cost): New function.
5791 (queue_update_cost): Likewise.
5792 (get_next_update_cost): Likewise.
5793 (update_copy_costs_1): Inline into...
5794 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5795 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5796 once we've established they are equal. Don't allocate update
5797 costs if there is nothing to add to them.
5798 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5799 DIVISOR arguments. Use a queue instead of recursive calls;
5800 process all the allocnos in the initial queue, rather than
5802 (assign_hard_reg): Use queue_update_cost instead of
5803 conflict_allocno_vec. Queue coalesced allocnos instead
5804 of calling update_conflict_hard_regno_costs for each one.
5805 Just call update_conflict_hard_regno_costs once for the
5807 (ira_color): Remove conflict_allocno_vec handling.
5809 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5811 PR tree-optimization/37484
5812 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5813 (save_var_name): Same.
5814 (initialize_cloog_names): Same.
5815 (initialize_cloog_names): Same.
5817 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5819 * tree-scalar-evolution.c (set_instantiated_value): Set
5822 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5826 * ira-build.c (common_loop_tree_node_dominator): Remove.
5827 (copy_live_ranges_to_removed_store_destinations): New function.
5828 (regno_top_level_allocno_map): Move to top level from ...
5829 (ira_flattening): ... here. Use
5830 copy_live_ranges_to_removed_store_destinations.
5832 * ira-emit.c (generate_edge_moves): Fix a comment.
5834 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5837 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5838 scratch register after 'set' pattern.
5840 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5842 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5843 information passed to mark_reg_pointer.
5844 * explow.c (force_reg): Likewise.
5846 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5848 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5849 when building for the celledp architecture.
5851 2008-09-12 Richard Guenther <rguenther@suse.de>
5853 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5855 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5857 PR rtl-optimization/37424
5858 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5859 the regnos instead of the addresses.
5861 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5863 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5865 2008-09-11 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5868 entering the weaker equivalence recording.
5870 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5872 2008-09-11 Jeff Law <law@redhat.com>
5874 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5875 by assign_stack_local on the IRA path for stack slot sharing
5876 as well as the non-IRA path.
5878 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5880 * config/i386/i386.h: Fix whitespace issues.
5882 2008-09-11 Martin Jambor <mjambor@suse.cz>
5884 * ipa-prop.h (struct ipa_param_flags): Removed.
5885 (struct ipa_param_descriptor): New structure.
5886 (struct ipa_node_params): ipcp_lattices, param_decls and
5887 param_flags moved to ipa_param_description.
5888 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5889 descriptors. Renamed all users.
5890 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5891 changed to access descriptors. Renamed all users.
5892 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5893 to access descriptors. Renamed all users.
5894 * ipa-cp.c (ipcp_init_cloned_node): Call
5895 ipa_initialize_node_params instead of ipa_count_formal_params and
5896 ipa_create_param_decls_array.
5897 (ipcp_analyze_node): Likewise.
5898 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5899 descriptors. Renamed all users.
5900 (ipcp_initialize_node_lattices): Remove allocation.
5901 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5902 ipa_initialize_node_params instead of ipa_count_formal_params and
5903 ipa_create_param_decls_array.
5904 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5905 ipa_populate_param_decls, made static, added parameter info,
5906 renamed mt to node, removed allocation, changed to use
5908 (ipa_count_formal_params): Made static, added parameter info,
5910 (ipa_initialize_node_params): New function.
5911 (ipa_check_stmt_modifications): Changed to use descriptors.
5912 (ipa_detect_param_modifications): Removed allocation, changed to
5914 (ipa_note_param_call): Changed to use descriptors.
5915 (ipa_analyze_params_uses): Removed allocation.
5916 (ipa_free_node_params_substructures): Changed to use descriptors.
5917 (ipa_edge_duplication_hook): Use the unused attribute.
5918 (ipa_node_duplication_hook): Use the unused attribute, changed to
5919 use descriptors, changed to duplicate descriptors.
5921 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5922 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5923 indirect inlining. Made static.
5924 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5925 functions called only once.
5926 (cgraph_decide_recursive_inlining): Don't call
5927 ipa_propagate_indirect_call_infos, pass new_edges to
5928 cgraph_mark_inline_edge instead.
5929 (cgraph_decide_inlining_of_small_functions): Don't call
5930 ipa_propagate_indirect_call_infos, pass new_edges to
5931 cgraph_mark_inline_edge instead.
5932 (cgraph_decide_inlining): Don't call
5933 ipa_propagate_indirect_call_infos.
5934 * ipa-prop.c: Check that vectors are allocated.
5936 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5937 iff a new cgraph edges have been created.
5938 (cgraph_decide_inlining): New variable redo_always_inline.
5939 Flattening and always_inlining loop until callgraph stabilizes.
5940 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5941 true iff new cgraph edges have been created.
5942 (propagate_info_to_inlined_callees): Likewise.
5943 (ipa_propagate_indirect_call_infos): Likewise.
5945 2008-09-11 Richard Guenther <rguenther@suse.de>
5947 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5948 (set_prologue_iterations): Likewise.
5949 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5951 (vect_update_init_of_dr): Likewise.
5952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5954 * fold-const.c (fold_unary): Do not generate calculations
5957 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5959 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5960 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5961 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5963 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5965 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5966 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5967 before finalizing the changes.
5968 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5970 (simplify_truth_ops_using_ranges): New.
5971 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5972 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5973 whether a simplification was made.
5974 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5975 use a switch statement and also call simplify_truth_ops_using_ranges.
5977 2008-09-11 Jan Hubicka <jh@suse.cz>
5979 * ggc-common.c (loc_array): Make static.
5980 * dce.c (rest_of_handle_ud_dce): Free worklist.
5982 2008-09-11 Jan Hubicka <jh@suse.cz>
5984 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5985 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5986 function so we are sure we do not dangle it forever.
5987 * function.c (outer_function_chain, find_function_data): Remove.
5988 (function_context_stack): New.
5989 (push_function_context, pop_function_context): Update.
5990 * function.h (struct function): Remove pointer outer.
5991 (outer_function_chain, find_function_data): Remove.
5992 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5994 2008-09-11 Jan Hubicka <jh@suse.cz>
5997 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5999 2008-09-11 Jan Hubicka <jh@suse.cz>
6001 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
6003 2008-09-11 Jan Hubicka <jh@suse.cz>
6005 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
6006 (free_var_map_entry): New function.
6007 (redirect_edge_var_map_destroy): Use it.
6009 2008-09-11 Jan Hubicka <jh@suse.cz>
6012 * tree-inline.c (add_lexical_block): Replace with ...
6013 (prepend_lexical_block): ... prepend at begginig.
6014 (remap_blocks): Use it and reverse later.
6015 (expand_call_inline): Use prepend_lexical_block.
6017 2008-09-11 Jan Hubicka <jh@suse.cz>
6019 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6021 2008-09-11 Jan Hubicka <jh@suse.cz>
6023 * function.c (free_after_compilation): Call insn_locators_free.
6024 * cfglayout.c (insn_locators_free): New function.
6025 * rtl.h (insn_locators_free): Declare.
6027 2008-09-11 Jan Hubicka <jh@suse.cz>
6029 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6031 (cond_move_process_if_block): Update call.
6033 2008-09-11 Jan Hubicka <jh@suse.cz>
6035 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6036 * vec.c: Include hashtab.h
6037 (vec_descriptor, ptr_hash_entry): New structures.
6038 (vec_desc_hash, vec_ptr_map): New static variables.
6039 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6040 register_overhead, free_overhead, vec_heap_free): New functions.
6041 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6042 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6043 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6046 2008-09-11 Ira Rosen <irar@il.ibm.com>
6048 PR tree-optimization/37474
6049 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6050 length of load permutation.
6052 2008-09-11 Andreas Schwab <schwab@suse.de>
6054 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6056 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6059 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6060 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6061 simplify_gen_subreg.
6063 2008-09-11 Ira Rosen <irar@il.ibm.com>
6065 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6068 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6071 * gimplify.c (gimplify_body): Call default_rtl_profile.
6074 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6075 instead of tok->val.node if not expanding to something else. Handle
6076 intervening CPP_PADDING tokens.
6077 (altivec_categorize_keyword): Remove unneeded comparisons.
6079 2008-09-10 Richard Guenther <rguenther@suse.de>
6081 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6083 2008-09-10 Richard Guenther <rguenther@suse.de>
6086 * tree-inline.c (insert_init_stmt): Make sure to not
6087 insert invalid gimple stores.
6089 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6091 PR tree-optimization/37388
6092 * toplev.c (process_options): Fail and warn when graphite
6093 flags are used, but the compiler has not been configured
6094 with graphite libraries.
6095 * graphite.c (graphite_transform_loops): Remove printfs
6096 to dump_file for the case when graphite is not available.
6098 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6102 the even element into register.
6103 (ix86_expand_vector_init_general): Don't use
6104 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6105 if we can't move from GPR to SSE register directly.
6107 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6109 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6110 not lose track of the number of NOPs needed. Number of NOPs needed
6111 for sync vs. loads workaround was switched; corrected. Run second
6112 pass for all workarounds. No NOPs needed after call insns. Change
6113 second pass to use find_next_insn_start and find_load helpers in order
6114 to properly detect parallel insns.
6115 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6117 2008-09-10 Jan Hubicka <jh@suse.cz>
6119 * value-prof.c (gimple_ic): Fix tuplification bug.
6120 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6123 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6125 PR tree-optimization/37353
6126 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6127 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6128 calls instead of cond_dead_built_in_calls.
6129 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6130 initalize the vector only before adding first entry. Use VEC_safe_push
6131 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6132 shrink_wrap_conditional_dead_built_in_calls call.
6134 2008-09-10 Ira Rosen <irar@il.ibm.com>
6136 PR tree-optimization/37385
6137 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6138 argument, and use it as a vector type if not NULL.
6139 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6141 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6142 additional argument.
6143 (vectorizable_load): Likewise.
6145 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6147 * config/i386/i386.md (SWI32): New mode iterator.
6148 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6151 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6153 PR rtl-optimization/37435
6154 * caller-save.c (insert_restore, insert_save): Check the mode by
6157 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6160 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6162 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6165 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6167 * doc/invoke.texi (ARM Options): Correct errors in discussion
6168 of -mfloat-abi, -mhard-float, and -msoft-float.
6170 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6171 Jan Hubicka <jh@suse.cz>
6174 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6175 calling gimple_regimplify_operands on it. Iterate over all newly
6176 added statements, not just the last one.
6177 (insert_init_stmt): Insert stmt into seq first, then call
6178 gimple_regimplify_operands on it. Don't create new gimplification
6179 context, nor find referenced vars.
6181 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6184 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6185 to pointer to vector pointer.
6186 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6187 propagate_info_to_inlined_callees): Likewise.
6188 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6189 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6190 ipa_check_create_edge_args.
6191 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6192 argument to pointer to vector pointer.
6193 (cgraph_decide_inlining_of_small_function): Adjust
6194 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6198 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6199 optimizing for size, not speed.
6201 PR rtl-optimization/37408
6202 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6203 if parm is promoted.
6205 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6207 PR tree-optimization/37375
6208 * tree-scalar-evolution.c (scev_info_str): Add field
6210 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6211 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6212 set_instantiated_value): Pass instantiated_below.
6213 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6215 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6216 the definitions are not instantiated.
6218 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6219 (block_before_loop): New.
6220 * tree-data-ref.c (dr_analyze_indices): Update uses of
6222 * graphite.c (block_before_scop): New.
6223 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6224 basic block, not a loop for determining the parameters.
6225 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6227 (idx_record_params, find_params_in_bb, find_scop_parameters,
6228 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6229 to instantiate_scev.
6231 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6233 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6237 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6239 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6240 Check zero freq and increase if necessary.
6242 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6244 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6245 regno is in the right range. Add comments.
6247 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6249 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6251 * mips-tfile.c (copy_object): Cast alloca result to int *.
6252 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6254 Rename class to sclass.
6255 (read_tfile): Cast read_seek return values to proper types.
6256 Cast xcalloc return value to proper type.
6258 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6260 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6261 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6262 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6264 2008-09-09 Jan Hubicka <jh@suse.cz>
6266 * profile.c (is_edge_inconsistent): Add debug output; ignore
6267 negative count on fake edges.
6268 (is_inconsistent): Add debug output.
6270 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6272 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6274 (choose_ready): When first insn is chosen from the ready list, also
6277 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6279 PR rtl-optimization/37360
6280 * haifa-sched.c (max_issue): Do not assert that we never issue more
6281 insns than issue_rate. Add comment.
6283 2008-09-09 Richard Guenther <rguenther@suse.de>
6285 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6286 (verify_types_in_gimple_call): Rename to ...
6287 (verify_gimple_call): ... this. Enhance.
6288 (verify_types_in_gimple_cond): Remove.
6289 (verify_gimple_comparison): New function ...
6290 (verify_types_in_gimple_assign): ... split out from here.
6291 (verify_types_in_gimple_return): Rename to ...
6292 (verify_gimple_return): ... this. Enhance.
6293 (verify_types_in_gimple_switch): Rename to ...
6294 (verify_gimple_switch): ... this. Enhance.
6295 (verify_gimple_goto): New function.
6296 (verify_types_in_gimple_phi): Rename to ...
6297 (verify_gimple_phi): ... this. Enhance.
6298 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6299 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6300 (verify_types_in_gimple_seq_2): Remove cases handled in
6301 verify_types_in_gimple_stmt.
6303 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6305 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6306 (push_multiple_operation, pop_multiple_operation): Set it.
6307 (workaround_rts_anomaly): New function.
6308 (workaround_speculation): New function, broken out of bfin_reorg.
6309 (bfin_reorg): Call the new functions.
6311 2008-09-09 Richard Guenther <rguenther@suse.de>
6315 * gimplify.c (gimplify_conversion): Change conversions of
6316 non-register type to VIEW_CONVERT_EXPRs.
6317 (gimplify_addr_expr): If we need to make the operand
6318 addressable make sure to use a properly initialized
6319 temporary for that so it gets a valid gimple store.
6321 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6323 * function.h (struct function): Add function_start_locus.
6324 * cfgexpand.c (gimple_expand_cfg): Use it.
6325 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6327 2008-09-09 Richard Guenther <rguenther@suse.de>
6329 PR tree-optimization/37433
6330 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6333 2008-09-09 Richard Guenther <rguenther@suse.de>
6335 PR tree-optimization/37387
6336 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6337 and bits to a common type.
6339 2008-09-09 Nick Clifton <nickc@redhat.com>
6341 * config/v850/v850.md (return): Restore frame size restriction.
6343 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6345 * c-common.c (c_expand_decl): Remove.
6346 * c-common.h (anon_aggr_type_p): Remove prototype.
6347 (DECL_ANON_UNION_ELEMS): Remove.
6348 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6349 * c-decl.c (anon_aggr_type_p): Remove.
6350 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6351 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6352 * langhooks.h (struct lang_hooks): Remove expand_decl.
6353 * langhooks.c (lhd_expand_decl): Remove.
6354 * stmt.c (expand_anon_union_decl): Remove.
6355 * tree.h (expand_anon_union_decl): Remove prototype.
6357 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6360 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6362 * config/avr/avr.md (QISI): Define mode iterator.
6363 (negated_tst<mode>): Redefine as split using mode macro.
6364 (reversed_tstqi): Define insn as reversed compare with zero.
6365 (reversed_tsthi): Ditto.
6366 (reversed_tstsi): Ditto.
6368 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6371 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6372 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6375 * predict.c (optimize_function_for_size_p): Don't segfault if
6377 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6378 tree_swap_operands_p): Don't test cfun != NULL before calling
6379 optimize_function_for_s*_p.
6381 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6383 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6386 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6388 * crx/crx.h (IRA_COVER_CLASSES): Define.
6390 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6393 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6394 even when a stmt has been gimple_modified_p, but after fold_stmt is
6395 not any longer. Remove unneeded may_have_exposed_new_symbols
6398 2008-09-08 Richard Guenther <rguenther@suse.de>
6400 PR tree-optimization/37421
6401 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6404 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6407 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6409 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6412 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6413 * pa-hpux10.h (LINK_SPEC): Likewise.
6414 * pa-hpux11.h (LINK_SPEC): Likewise.
6416 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6418 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6419 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6421 2008-09-07 Helge Deller <deller@gmx.de>
6423 * pa/linux-atomic.c: New file.
6424 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6425 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6427 2008-09-07 Richard Guenther <rguenther@suse.de>
6428 Ira Rosen <irar@il.ibm.com>
6430 PR tree-optimization/36630
6431 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6432 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6434 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6435 Ira Rosen <irar@il.ibm.com>
6437 PR tree-optimization/35642
6438 * config/rs6000/altivec.md (mulv8hi3): Implement.
6440 2008-09-06 Jeff Law <law@redhat.com>
6442 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6444 2008-09-06 Jan Hubicka <jh@suse.cz>
6446 PR tree-optimization/14703
6447 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6449 * passes.c (init_optimization_passes): Recompute inline parameters.
6451 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6453 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6456 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6457 Peter Fuerst <post@pfrst.de>
6459 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6460 * doc/extend.texi: Document __builtin_mips_cache.
6461 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6462 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6463 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6464 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6465 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6466 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6467 (set_push_mips_isas): New variable.
6468 (mips_r10k_cache_barrier): New variable.
6469 (cache): New availability predicate.
6470 (mips_builtins): Add an entry for __builtin_mips_cache.
6471 (mips_build_cvpointer_type): New function.
6472 (MIPS_ATYPE_CVPOINTER): New macro.
6473 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6475 (r10k_simplified_address_p, r10k_simplify_address)
6476 (r10k_uncached_address_p, r10k_safe_address_p)
6477 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6478 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6479 (r10k_insert_cache_barriers): New functions.
6480 (mips_reorg_process_insns): Delete cache barriers after a
6481 branch-likely instruction.
6482 (mips_reorg): Call r10k_insert_cache_barriers.
6483 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6484 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6485 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6486 (mips_cache, r10k_cache_barrier): New define_insns.
6488 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6490 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6491 * ira-color.c (setup_allocno_left_conflicts_num): Use
6492 hard_reg_set_equal_p instead of a comparison with
6493 ira_zero_hard_reg_set.
6494 * ira.c (setup_reg_subclasses): Likewise.
6495 (setup_cover_and_important_classes): Likewise.
6496 (setup_class_translate): Likewise.
6497 (setup_reg_class_intersect_union): Likewise.
6498 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6499 (ira_init_once): Don't initialize them.
6501 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6503 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6505 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6507 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6509 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6511 Improved branch hints, safe hints, and scheduling.
6513 * haifa-sched.c (sched_emit_insn): Define.
6514 * sched-int.h (sched_emit_insn): Add prototype.
6515 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6516 -mhint-max-distance -msafe-hints): Document.
6517 * config/spu/spu.c (spu_flag_var_tracking): New.
6518 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6519 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6520 TARGET_ASM_FILE_START): Define.
6521 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6522 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6523 (spu_emit_branch_hint): Add blocks argument.
6524 (insert_branch_hints, insert_nops): Remove.
6525 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6526 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6527 spu_sched_reorder, asm_file_start): New functions.
6528 (clock_var, spu_sched_length, pipe0_clock,
6529 pipe1_clock, prev_clock_var, prev_priority,
6530 spu_ls_first, prev_ls_clock): New static variables.
6531 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6532 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6533 (nopn_nv): Add a non-volatile version of nop.
6534 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6535 -mhint-max-distance, -msafe-hints): New options.
6537 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6538 Samuel Tardieu <sam@rfc1149.net>
6540 * opts.c (decode_options): Combine nested if statements.
6543 * opts.c (decode_options): Handle more relationships among
6544 unit-at-a-time, toplevel-reorder, and section-anchors.
6546 2008-09-05 David Daney <ddaney@avtrex.com>
6548 * doc/install.texi (--enable-reduced-reflection): Document new option.
6550 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6552 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6554 (constantpool_operand): New.
6555 (move_operand): Disallow sub-word modes for the constant pool.
6556 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6557 (xtensa_secondary_reload_class): Replace with....
6558 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6559 Set icode for sub-word reloads from the constant pool.
6560 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6561 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6562 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6563 * config/xtensa/xtensa-protos.h: Update prototypes.
6565 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6567 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6568 (REG_CLASS_NAMES): Update.
6569 (REG_CLASS_CONTENTS): Update.
6570 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6571 of ALL_REGS for regs 77 and 78.
6572 * function.c (instantiate_virtual_regs_in_insn): Assert that
6573 return value of simplify_gen_subreg is not NULL.
6575 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6577 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6578 (gen_rtvec_v): Fix coding standards.
6580 2008-09-04 Jan Hubicka <jh@suse.cz>
6582 * i386.c (decide_alg): Be more conservative about optimizing for size.
6584 2008-09-04 Ian Lance Taylor <iant@google.com>
6586 * varasm.c (narrowing_initializer_constant_valid_p): New
6588 (initializer_constant_valid_p): Call it.
6590 2008-09-04 Jeff Law <law@redhat.com>
6592 * fold-const.c (native_encode_real): Fix computation of WORDS.
6593 (native_interpret_real): Likewise.
6595 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6597 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6599 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6601 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6602 that the cost is already taken into account in ira-costs.c
6604 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6606 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6607 ira_debug_copies): New.
6608 (ira_bulid): Call print_copies.
6610 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6612 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6615 * config/rs6000/rs6000.c (optimization_options): Remove check of
6616 flag_toplevel_order.
6618 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6620 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6621 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6622 second operand is a reg_imm10_operand.
6623 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6624 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6625 (*seq_<GPR:mode><GPR2:mode>): Rename to
6626 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6628 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6629 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6631 (*sne_<GPR:mode><GPR2:mode>): Rename to
6632 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6635 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6637 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6638 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6639 combining an arithmetic right shift by more than 31 and a
6640 trunction. Don't match for out-of-range shift amounts. Set
6641 attribute mode to <MODE>.
6642 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6643 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6644 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6645 shifts by less than 32.
6646 (extv): Change predicate on first operand to accept registers.
6647 Change predicate of the other operands from immediate_operand to
6648 const_int_operand. Expand exts when source is a register.
6649 (extzv): Change predicate of the constant operands from
6650 immediate_operand to const_int_operand.
6651 (extzv<mode>): Change predicate of the constant operands from
6652 immediate_operand to const_int_operand and no constraint. Also
6654 (*extzv_trunc<mode>_exts): New pattern.
6656 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6658 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6659 * config/mips/mips-protos.h (mask_low_and_shift_p,
6660 mask_low_and_shift_len): Declare.
6661 * config/mips/mips.c (mask_low_and_shift_p,
6662 mask_low_and_shift_len): New functions.
6663 (mips_print_operand): Handle new operand prefix "m".
6664 * config/mips/mips.md (*cins<mode>): New pattern.
6666 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6668 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6669 optimizing for size.
6671 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6673 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6674 regardless of epilogue_completed.
6676 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6679 * ira-lives.c (process_bb_node_lives): Check setjmp.
6681 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6684 * ira-build.c (form_loop_tree): Reverse BB walk.
6685 (create_bb_allocnos): Likewise.
6686 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6687 (mark_reg_store): Rename to...
6688 (mark_ref_live): ...this and take a df_ref argument instead of
6689 note_stores arguments. Assert that we have a register.
6690 (mark_reg_clobber): Delete.
6691 (def_conflicts_with_inputs_p): New function.
6692 (mark_reg_conflicts): Delete.
6693 (mark_reg_death): Rename to...
6694 (mark_ref_dead): ...this and take a df_ref argument instead of
6695 a register. Assert that we have a register.
6696 (process_bb_node_lives): Hoist frequency calculation out of
6697 instruction walk. Convert from a forwards scan to a backwards scan.
6698 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6699 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6700 (create_allocno_live_ranges): Don't create regs_set.
6702 2008-09-04 Ian Lance Taylor <iant@google.com>
6704 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6705 or REG_LABEL_TARGET.
6706 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6707 comparing MODE with MEM.
6708 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6709 comparing with GF_PREDICT_TAKEN.
6710 (gimple_get_lhs): Change code to enum gimple_code.
6711 (gimple_set_lhs): Likewise.
6712 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6713 * omp-low.c (find_omp_clause): Change kind parameter to enum
6715 * tree-flow.h (find_omp_clause): Update declaration.
6716 * regrename.c (clear_dead_regs): Change kind parameter to enum
6718 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6720 * see.c (see_get_extension_data): Change return type to enum
6721 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6722 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6723 (see_gen_normalized_extension): Change extension_code parameter to
6725 (see_seek_pre_extension_expr): Change extension_code to enum
6727 (see_merge_one_def_extension): Likewise.
6728 (see_handle_relevant_defs): Likewise.
6729 (see_handle_relevant_uses): Likewise.
6730 (see_analyze_one_def): Likewise.
6731 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6732 GIMPLE_ASM rather than ASM_EXPR.
6733 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6734 GIMPLE_RETURN rather than RETURN_EXPR.
6735 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6736 (evaluate_stmt): Likewise.
6737 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6738 to enum vect_relevant.
6739 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6740 compare gimple codes with tree codes.
6742 2008-09-04 Paul Brook <paul@codesourcery.com>
6744 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6746 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6748 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6749 pointer check lost in the recent no-unit-at-a-time patch.
6751 2008-09-04 Jan Hubicka <jh@suse.cz>
6754 * tree-switch-conversion.c (check_final_bb): Accept only IP
6757 2008-09-04 Jan Hubicka <jh@suse.cz>
6759 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6761 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6762 using_ranges argument.
6763 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6764 (vrp_visit_cond_stmt): Update call of
6765 vrp_evaluate_conditional_warnv_with_ops
6767 2008-09-04 Jan Hubicka <jh@suse.cz>
6769 PR tree-optimization/37345
6770 PR tree-optimization/37358
6771 PR tree-optimization/37357
6772 * tree.c (build_function_type_skip_args): Build distinct type copy;
6774 (build_function_decl_skip_args): Set type of new decl not orig decl;
6775 clear DECL_VINDEX for methods turned into functions.
6777 2008-09-04 Nick Clifton <nickc@redhat.com>
6779 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6780 * configure: Regenerate.
6781 * config.in: Regenerate.
6782 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6783 alignment field, if it is supported.
6785 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6787 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6790 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6792 * config/rs6000/rs6000.c (processor_target_table): Do not
6793 enable VMX for POWER6.
6795 2008-09-03 Anton Blanchard <anton@samba.org>
6797 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6798 emit memory barrier before operation.
6800 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6803 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6804 default_elf_asm_output_external.
6806 2008-09-03 Jeff Law <law@redhat.com>
6808 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6810 2008-09-03 Richard Henderson <rth@redhat.com>
6812 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6813 memory barrier to below the test-and-set.
6814 (alpha_split_lock_test_and_set_12): Likewise.
6816 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6820 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6823 * ira-color.c (print_loop_title): Use all_allocnos.
6824 (color_pass): Ditto. Don't add border_allocnos. Check that
6825 subloop allocno in the correspdoning bitmap all_allocnos.
6827 * ira-emit.c (change_loop): Use all_allocnos.
6829 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6830 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6831 (create_cap_allocno): Remove setting mentioned_allocnos.
6832 (create_insn_allocnos): Ditto.
6833 (remove_unnecessary_allocnos): Use all_allocnos.
6834 (check_allocno_creation): Check that allocnos are in the
6835 corresponding bitmap all_allocnos.
6837 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6841 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6842 (process_regs_for_copy): Process subregs. Refine check when cost
6843 is taken into account in ira-costs.c.
6844 (process_reg_shuffles): Use REG_SUBREG_P.
6845 (add_insn_allocno_copies): Ditto. Ignore modes.
6847 * ira-color.c (conflict_allocno_vec): New.
6848 (COST_HOP_DIVISOR): New macro.
6849 (update_copy_costs_1): Use it.
6850 (update_conflict_hard_regno_costs): New function.
6851 (assign_hard_reg): Use it.
6852 (ira_color): Allocate and free conflict_allocno_vec.
6854 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6858 * ira-int.h (ira_sort_insn_chain): Remove.
6860 * ira.c (basic_block_order_nums, chain_insn_order,
6861 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6862 (ira): Don't call ira_sort_insn_chain.
6864 * reload1.c (reload): Don't call ira_sort_insn_chain.
6866 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6869 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6870 which become non throw.
6871 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6872 update_call_expr after updating the flags on the decl.
6874 2008-09-03 Jan Hubicka <jh@suse.cz>
6876 PR tree-optimization/37315
6877 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6878 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6879 (cgraph_analyze_functions): Use node->analyzed
6880 (cgraph_mark_functions_to_output): Likewise.
6881 (cgraph_expand_function): All functions can be released after
6883 (cgraph_optimize): Use gimple_has_body_p.
6884 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6885 (cgraph_decide_inlining_incrementally): Likewise.
6886 (inline_transform): Inline transform.
6887 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6889 (inlinable_function_p): Drop gimple_body check.
6890 (expand_call_inline): Use gimple_has_body_p.
6891 * gimple.c (gimple_has_body_p): New.
6892 * gimple.h (gimple_has_body_p): Add prototype.
6893 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6894 (dump_function_to_file): Use gimple_has_body_p check.
6896 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6899 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6901 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6903 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6905 From Michael Frysinger <michael.frysinger@analog.com>
6906 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6907 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6910 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6913 * doc/extend.texi: Document picoChip builtin functions.
6914 * doc/invoke.texi: Document picoChip options.
6915 * doc/contrib.texi: Add picoChip contribution.
6916 * doc/md.texi: Document picoChip constraints.
6917 * config.gcc: Add picochip-*-*.
6918 * config/picochip/: Add new port.
6920 2008-09-03 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/37328
6923 * tree-sra.c (sra_build_assignment): Gimplify properly.
6924 (generate_copy_inout): Take the correct stmt as definition,
6925 remove bogus assert.
6927 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6929 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6932 From Michael Frysinger <michael.frysinger@analog.com>
6933 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6935 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6937 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6938 (__gthread_setspecific): Revert 2008-08-31 change to
6939 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6941 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6943 * diagnostic.c (error_at): New.
6944 * toplev.h (error_at): New prototype.
6945 * c-typeck.c (build_array_ref): Call error_at instead of error.
6946 Pass location to pedwarn.
6948 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6950 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6952 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6954 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6955 VAR_DECL and CONST_DECL.
6957 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6958 Jakub Jelinek <jakub@redhat.com>
6960 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6961 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6962 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6963 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6964 Don't set ix86_save_varrargs_registers.
6965 (ix86_setup_incoming_varargs): Assume cum != NULL.
6966 (ix86_va_start): Check ix86_varargs_gpr_size and
6967 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6968 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6969 from frame pointer if ix86_varargs_gpr_size == 0.
6970 (ix86_compute_frame_layout): Updated.
6971 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6972 (ix86_varargs_gpr_size): Define.
6973 (ix86_varargs_fpr_size): Likewise.
6974 (machine_function): Remove save_varrargs_registers.
6975 Add varargs_gpr_size and varargs_fpr_size.
6977 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6979 * config/alpha/alpha.c (va_list_skip_additions,
6980 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6981 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6984 PR tree-optimization/36766
6985 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6986 for already removed basic blocks.
6989 * real.c (real_maxval): Clear a lower bit to make real_maxval
6990 match get_max_float for IBM long double format.
6992 2008-09-02 Andreas Schwab <schwab@suse.de>
6994 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6995 * configure: Regenerate.
6997 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6999 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
7000 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
7001 checking for a non-VOID CONSTANT_P.
7003 2008-09-02 Jan Hubicka <jh@suse.cz>
7005 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
7006 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
7009 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7011 * expr.c (emit_group_store): Don't assert stack temp mode size.
7013 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
7014 Tobias Grosser <grosser@fim.uni-passau.de>
7015 Jan Sjodin <jan.sjodin@amd.com>
7016 Harsha Jagasia <harsha.jagasia@amd.com>
7017 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7018 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7019 Adrien Eliche <aeliche@isty.uvsq.fr>
7021 Merge from graphite branch.
7024 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7025 * doc/invoke.texi (-floop-block, -floop-interchange,
7026 -floop-strip-mine): Document new flags.
7027 * tree-into-ssa.c (gimple_vec): Moved...
7028 * tree-loop-distribution.c (rdg_component): Moved...
7029 * cfgloopmanip.c: Include tree-flow.h.
7030 (update_dominators_in_loop): New.
7031 (create_empty_if_region_on_edge): New.
7032 (create_empty_loop_on_edge): New.
7033 (loopify): Use update_dominators_in_loop.
7034 * tree-pass.h (pass_graphite_transforms): Declared.
7035 * configure: Regenerate.
7036 * tree-phinodes.c (make_phi_node): Export.
7037 (add_phi_node_to_bb): New, split from create_phi_node.
7038 * tree-chrec.c (for_each_scev_op): New.
7039 * tree-chrec.h (for_each_scev_op): Declared.
7040 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7041 (remove_statement): Call get_phi_with_result.
7042 * config.in (HAVE_cloog): Undef.
7043 * gdbinit.in (pgg): New.
7044 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7045 * tree-ssa-loop.c (graphite_transforms): New.
7046 (gate_graphite_transforms): New.
7047 (pass_graphite_transforms): New.
7048 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7049 HAVE_cloog): Defined.
7050 * tree-vectorizer.c (rename_variables_in_bb): Export.
7051 * tree-data-ref.c (dr_may_alias_p): Export.
7052 (stmt_simple_memref_p): New.
7053 (find_data_references_in_stmt): Export.
7054 (find_data_references_in_loop): Export.
7055 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7056 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7057 (create_rdg_vertices): Export.
7058 (build_empty_rdg): New.
7059 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7060 * tree-data-ref.h (rdg_component): ... here.
7062 (struct data_reference): Add a field scop.
7064 (find_data_references_in_loop): Declared.
7065 (find_data_references_in_stmt): Declared.
7066 (create_rdg_vertices): Declared.
7067 (dr_may_alias_p): Declared.
7068 (stmt_simple_memref_p): Declared.
7069 (struct rdg_edge): Add a field ddr_p relation.
7070 (build_empty_rdg): Declared.
7071 * lambda.h (lambda_matrix): Declare a VEC of.
7072 (find_induction_var_from_exit_cond): Declared.
7073 (lambda_vector_compare): New.
7074 * common.opt (fgraphite, floop-strip-mine,
7075 floop-interchange, floop-block): New flags.
7076 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7077 * cfgloop.c (is_loop_exit): New.
7078 * cfgloop.h (is_loop_exit): Declared.
7079 (create_empty_if_region_on_edge): Declared.
7080 (create_empty_loop_on_edge): Declared.
7081 * tree-flow.h (add_phi_node_to_bb): Declared.
7082 (make_phi_node): Declared.
7083 (rename_variables_in_bb): Declared.
7084 (perfect_loop_nest_depth): Declared.
7085 (graphite_transform_loops): Declared.
7086 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7087 (graphite.o-warn): Add -Wno-error.
7088 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7089 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7090 (INCLUDES): Add PPLINC, CLOOGINC.
7091 (OBJS-common): Add graphite.o.
7092 (graphite.o): Add rule.
7093 * gimple.h (gimple_vec): ... here.
7094 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7095 * passes.c (init_optimization_passes): Schedule
7096 pass_graphite_transforms.
7098 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7101 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7102 and -fno-toplevel-reorder after handle_options.
7104 2008-09-02 Paul Brook <paul@codesourcery.com>
7106 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7107 (arm_override_options): Set arm_tune_cortex_a9.
7108 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7109 (arm_issue_rate): Handle cortexa9.
7110 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7111 * config/arm/arm-cores.def: Add cortex-a9.
7112 * config/arm/arm-tune.md: Regenerate.
7113 * config/arm/arm.md: Include cortex-a9.md.
7114 (generic_sched, generic_vfp): Add cortexa9.
7115 * config/arm/cortex-a9.md: New file.
7117 2008-09-02 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/37327
7120 * tree-vrp.c (register_new_assert_for): Make sure to not have
7121 TREE_OVERFLOW set on the bound.
7123 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7125 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7127 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7128 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7131 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7133 * gcc/config/spu/spu.md (divdf3): Removed.
7135 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7137 PR tree-optimization/37095
7138 * cgraph.c (cgraph_node): When creating new cgraph node after
7139 assembler_name_hash has been populated, record it in the hash
7142 2008-09-01 Paul Brook <paul@codesourcery.com>
7144 * doc/invoke.texi: Document -mword-relocations.
7145 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7146 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7147 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7148 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7149 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7150 (arm_emit_movpair): New function.
7151 (arm_print_operand <c>): Handle sybolic addresses.
7152 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7153 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7154 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7155 * config/arm/arm.opt: Add -mword-relocations.
7156 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7157 (arm_movt, arm_movw): New.
7159 2008-09-01 Paul Brook <paul@codesourcery.com>
7161 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7162 Allow Interworking on ARMv4 EABI based targets.
7163 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7164 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7166 2008-09-01 Paul Brook <paul@codesourcery.com>
7168 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7169 optimized LT0 test. Remove optimization for GT.
7171 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7173 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7174 openmp applications.
7175 * pa-hpux11.h (LIB_SPEC): Likewise.
7177 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7180 2008-09-01 Jan Hubicka <jh@suse.cz>
7182 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7183 present, use only counts; when guessed use only frequencies.
7184 (estimate_bb_frequencies): Use function_frequency.
7185 * profile.c (compute_branch_probabilities): Exit early when
7186 profile reading failed. Set profile_status.
7187 (branch_prob): Do not set profile_status.
7189 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7191 * tree.c (protected_set_expr_location): New.
7192 * tree.h (protected_set_expr_location): New prototype.
7193 * c-tree.h (build_array_ref): Add argument.
7194 (parser_build_unary_op): Same.
7195 * c-typeck.c (build_indirect_ref): Handle new location argument.
7196 (build_array_ref): Same.
7197 (parser_build_unary_op): Same.
7198 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7200 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7202 * c-common.c (finish_label_address_expr): Handle new location argument.
7203 * c-common.h (build_indirect_ref): Add argument.
7204 (finish_label_address_expr): Same.
7205 * c-parser.c (c_parser_unary_expression): Pass location to build
7207 (c_parser_postfix_expression): Same.
7209 2008-09-01 Paul Brook <paul@codesourcery.com>
7211 * config/arm/arm.md: Include cortex-r4f.md.
7212 (attr fpu): Update type list.
7213 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7214 fconstd, fcmps and fcmpd.
7215 (attr tune_cortexr4): Define.
7216 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7217 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7218 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7219 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7220 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7221 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7222 cortex_a8_vfp_farith: Ditto.
7223 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7224 * config/arm/cortex-r4.md: Use tune_cortexr4.
7225 * config/arm/cortex-r4f.md: New file.
7227 2008-09-01 Richard Guenther <rguenther@suse.de>
7229 PR tree-optimization/37305
7230 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7231 the result of constant conversions.
7232 (fold_gimple_assign): Likewise.
7234 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7236 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7237 #ifdef ENABLE_CHECKING.
7239 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7241 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7242 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7243 when !INSN_SCHEDULING.
7245 2008-09-01 Andreas Schwab <schwab@suse.de>
7247 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7249 2008-09-01 Paul Brook <paul@codesourcery.com>
7251 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7253 2008-09-01 Jan Hubicka <jh@suse.cz>
7255 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7257 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7259 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7260 * gimplify.c (gimplify_init_constructor): Add speed operand.
7261 * tree-sra.c (decide_block_copy): Likewise.
7262 * tree-inline.c (estimate_move_cost): Likewise.
7263 * config/alpha/alpha.h (MOVE_RATIO): Update.
7264 * config/frv/frv.c (MOVE_RATIO): Update.
7265 * config/spu/spu.h (MOVE_RATIO): Update.
7266 * config/sparc/sparc.h (MOVE_RATIO): Update.
7267 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7268 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7269 * config/cris/cris.h (MOVE_RATIO): Update.
7270 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7271 * config/arm/arm.h (MOVE_RATIO): Update.
7272 * config/pa/pa.md: Update uses of MOVE_RATIO
7273 * config/pa/pa.h (MOVE_RATIO): Update.
7274 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7275 CLEAR_RATIO, SET_RATIO): Update.
7276 * config/h8300/h8300.h (MOVE_RATIO): Update.
7277 * config/v850/v850.h (MOVE_RATIO): Update.
7278 * config/bfin/bfin.h (MOVE_RATIO): Update.
7280 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7281 Dmitry Melnik <dm@ispras.ru>
7282 Dmitry Zhurikhin <zhur@ispras.ru>
7283 Alexander Monakov <amonakov@ispras.ru>
7284 Maxim Kuvyrkov <maxim@codesourcery.com>
7286 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7287 sel-sched-dump.c, sel-sched-ir.c: New files.
7288 * Makefile.in (OBJS-common): Add selective scheduling object files.
7289 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7290 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7291 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7292 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7293 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7294 (make_forwarder_block): Update loop latch if we have redirected
7295 the loop latch edge.
7296 * cfgloop.c (get_loop_body_in_custom_order): New function.
7297 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7298 (CP_FALLTHRU_PREHEADERS): Likewise.
7299 (get_loop_body_in_custom_order): Declare.
7300 * cfgloopmanip.c (has_preds_from_loop): New.
7301 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7302 Assert that the preheader edge will be fall thru when it is set.
7303 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7304 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7305 fsel-sched-substitution, fselective-scheduling): New flags.
7306 * cse.c (hash_rtx_cb): New.
7308 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7309 sel_sched_insn_cnt): New counters.
7310 * final.c (compute_alignments): Export. Free dominance
7311 info after loop_optimizer_finalize.
7312 * genattr.c (main): Output maximal_insn_latency prototype.
7313 * genautomata.c (output_default_latencies): New.
7314 Factor its code from ...
7315 (output_internal_insn_latency_func): ... here.
7316 (output_internal_maximal_insn_latency_func): New.
7317 (output_maximal_insn_latency_func): New.
7318 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7319 (struct hard_reg_set_iterator): New.
7320 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7321 hard_reg_set_iter_next): New functions.
7322 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7323 * lists.c (remove_free_INSN_LIST_node,
7324 remove_free_EXPR_LIST_node): New functions.
7325 * loop-init.c (loop_optimizer_init): When
7326 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7327 calling create_preheaders.
7328 (loop_optimizer_finalize): Do not verify flow info after reload.
7329 * recog.c (validate_replace_rtx_1): New parameter simplify.
7330 Default it to true. Update all uses. Factor out simplifying
7332 (simplify_while_replacing): ... this new function.
7333 (validate_replace_rtx_part,
7334 validate_replace_rtx_part_nosimplify): New.
7335 * recog.h (validate_replace_rtx_part,
7336 validate_replace_rtx_part_nosimplify): Declare.
7337 * rtl.c (rtx_equal_p_cb): New.
7338 (rtx_equal_p): Use it.
7339 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7340 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7341 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7342 * vecprim.h: Add a vector type for unsigned int.
7343 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7344 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7345 ready_try, cycle_issued_insns, spec_info): Make global.
7346 (readyp): Initialize.
7347 (dfa_lookahead): New global variable.
7348 (old_max_uid, old_last_basic_block): Remove.
7349 (h_i_d): Make it a vector.
7350 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7352 (after_recovery, adding_bb_to_current_region_p):
7353 New variables to handle correct insertion of the recovery code.
7354 (struct ready_list): Move declaration to sched-int.h.
7355 (rgn_n_insns): Removed.
7356 (rtx_vec_t): Move to sched-int.h.
7357 (find_insn_reg_weight): Remove.
7358 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7359 (haifa_init_h_i_d, haifa_finish_h_i_d):
7360 New functions to initialize / finalize haifa instruction data.
7361 (extend_h_i_d, init_h_i_d): Rewrite.
7362 (unlink_other_notes): Move logic to add_to_note_list. Handle
7363 selective scheduler.
7364 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7365 find_fallthru_edge): Make global, remove static prototypes.
7366 (max_issue): Make global. Add privileged_n and state parameters. Use
7368 (extend_global, extend_all): Removed.
7369 (init_before_recovery): Add new param. Fix the handling of the case
7370 when we insert a recovery code before the EXIT which has a predecessor
7371 with a fallthrough edge to it.
7372 (create_recovery_block): Make global. Rename to
7373 sched_create_recovery_block. Update.
7374 (change_pattern): Rename to sched_change_pattern. Make global.
7375 (speculate_insn): Rename to sched_speculate_insn. Make global.
7376 Split haifa-specific functionality into ...
7377 (haifa_change_pattern): New static function.
7378 (sched_extend_bb): New static function.
7379 (sched_init_bbs): New function.
7380 (current_sched_info): Change type to struct haifa_sched_info.
7381 (insn_cost): Adjust for selective scheduling.
7382 (dep_cost_1): New function. Move logic from ...
7383 (dep_cost): ... here.
7384 (dep_cost): Use dep_cost_1.
7385 (contributes_to_priority_p): Use sched_deps_info instead of
7387 (priority): Adjust to work with selective scheduling. Process the
7388 corner case when all dependencies don't contribute to priority.
7389 (rank_for_schedule): Use ds_weak instead of dep_weak.
7390 (advance_state): New function. Move logic from ...
7391 (advance_one_cycle): ... here.
7392 (add_to_note_list, concat_note_lists): New functions.
7393 (rm_other_notes): Make static. Adjust for selective scheduling.
7394 (remove_notes, restore_other_notes): New functions.
7395 (move_insn): Add two arguments. Update assert. Don't call
7397 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7398 Remove more_issue, max_points. Move the code to initialize
7399 max_lookahead_tries to max_issue.
7400 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7401 ready. Adjust use of move_insn. Call restore_other_notes.
7403 (sched_init, sched_finish): Move Haifa-specific initialization/
7405 (haifa_sched_init, haifa_sched_finish): ... respectively.
7407 (setup_sched_dump): New function.
7408 (haifa_init_only_bb): New static function.
7409 (haifa_speculate_insn): New static function.
7410 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7411 (extend_ready, extend_all): Remove.
7412 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7413 (create_check_block_twin, add_to_speculative_block): Use
7414 haifa_insns_init instead of extend_global. Update to use new
7415 initialization functions. Change parameter. Factor out code from
7416 create_check_block_twin to ...
7417 (sched_create_recovery_edges) ... this new function.
7418 (add_block): Remove.
7419 (sched_scan_info): New.
7420 (extend_bb): Use sched_scan_info.
7421 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7422 static functions for walking through scheduling region.
7423 (sched_luids): New vector variable to replace uid_to_luid.
7424 (luids_extend_insn): New function.
7425 (sched_max_luid): New variable.
7426 (luids_init_insn): New function.
7427 (sched_init_luids, sched_finish_luids): New functions.
7428 (insn_luid): New debug function.
7429 (sched_extend_target): New function.
7430 (haifa_init_insn): New static function.
7431 (sched_init_only_bb): New hook.
7432 (sched_split_block): New hook.
7433 (sched_split_block_1): New function.
7434 (sched_create_empty_bb): New hook.
7435 (sched_create_empty_bb_1): New function.
7436 (common_sched_info, ready): New global variables.
7437 (current_sched_info_var): Remove.
7438 (move_block_after_check): Use common_sched_info.
7439 (haifa_luid_for_non_insn): New static function.
7440 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7441 (increase_insn_priority): New.
7442 * modulo-sched.c (issue_rate): Remove static declaration.
7443 (sms_sched_info): Change type to haifa_sched_info.
7444 (sms_sched_deps_info, sms_common_sched_info): New variables.
7445 (setup_sched_infos): New.
7446 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7447 Do not call regstat_free_calls_crossed.
7448 (sms_print_insn): Use const_rtx.
7449 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7450 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7451 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7452 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7453 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7454 current_sched_info to use it.
7455 (enum reg_pending_barrier_mode): Move to sched-int.h.
7456 (h_d_i_d): New variable. Initialize to NULL.
7457 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7459 (estimate_dep_weak): Remove static declaration.
7460 (sched_has_condition_p): New function. Adjust users of
7461 sched_get_condition to use it instead.
7462 (conditions_mutex_p): Add arguments indicating which conditions are
7464 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7465 argument to indicate whether returned condition is reversed. Do not
7466 generate new rtx when condition should be reversed; indicate it by
7467 setting new argument instead.
7468 (add_dependence_list_and_free): Add deps parameter.
7469 Update all users. Do not free dependence list when
7470 deps context is readonly.
7471 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7473 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7474 (remove_from_deps): New. Use the above functions.
7475 (cur_insn, can_start_lhs_rhs_p): New static variables.
7476 (add_or_update_back_dep_1): Initialize present_dep_type.
7477 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7478 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7479 haifa_note_dep): New functions implementing dependence hooks for
7480 the Haifa scheduler.
7481 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7482 note_dep): New functions.
7483 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7485 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7486 (free_deps): Initialize deps->reg_last.
7487 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7488 sched_analyze_insn): Update to use dependency hooks infrastructure
7489 and readonly contexts.
7490 (deps_analyze_insn): New function. Move part of logic from ...
7491 (sched_analyze): ... here. Also move some logic to ...
7492 (deps_start_bb): ... here. New function.
7493 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7495 (sched_deps_init): New function. Move code from ...
7496 (init_dependency_caches): ... here. Remove.
7497 (init_deps_data_vector): New.
7498 (sched_deps_finish): New function. Move code from ...
7499 (free_dependency_caches): ... here. Remove.
7500 (init_deps_global, finish_deps_global): Adjust for use with
7501 selective scheduling.
7502 (get_dep_weak): Move logic to ...
7503 (get_dep_weak_1): New function.
7504 (ds_merge): Move logic to ...
7505 (ds_merge_1): New static function.
7506 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7507 (ds_get_max_dep_weak): New function.
7508 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7509 (n_insns): Rename to rgn_n_insns.
7510 (debug_ebb_dependencies): New function.
7511 (init_ready_list): Use it.
7512 (begin_schedule_ready): Use sched_init_only_bb.
7513 (ebb_print_insn): Indicate when an insn starts a new cycle.
7514 (contributes_to_priority, compute_jump_reg_dependencies,
7515 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7516 (add_block1): Remove to ebb_add_block.
7517 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7518 (schedule_ebb): Initialize them. Use remove_notes instead of
7519 rm_other_notes. Use haifa_local_init/finish.
7520 (schedule_ebbs): Use haifa_sched_init/finish.
7521 * sched-int.h: Include vecprim.h, remove rtl.h.
7522 (struct ready_list): Delete declaration.
7523 (sched_verbose_param, enum sched_pass_id_t,
7524 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7525 (struct sched_scan_info_def): New structure.
7526 (sched_scan_info, sched_scan, sched_init_bbs,
7527 sched_init_luids, sched_finish_luids, sched_extend_target,
7528 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7529 (struct common_sched_info_def): New.
7530 (common_sched_info, haifa_common_sched_info,
7531 sched_emulate_haifa_p): Declare.
7533 (sched_luids): Declare.
7534 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7535 (sched_max_luid, insn_luid): Declare.
7536 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7537 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7538 print_insn, print_pattern, print_value, haifa_classify_insn,
7539 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7540 setup_sched_dump, sched_init, sched_finish,
7541 sel_insn_is_speculation_check): Export.
7542 (struct ready_list): Move from haifa-sched.c.
7543 (ready_try, ready, max_issue): Export.
7544 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7545 sched_init_only_bb, sched_split_block, sched_split_block_1,
7546 sched_create_empty_bb, sched_create_empty_bb_1,
7547 sched_create_recovery_block, sched_create_recovery_edges): Export.
7548 (enum reg_pending_barrier_mode): Export.
7549 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7551 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7552 print_insn field. Move add_block and fix_recovery_cfg to
7553 common_sched_info_def. Move compute_jump_reg_dependencies,
7555 (struct sched_deps_info_def): ... this new structure.
7556 (sched_deps_info): Declare.
7557 (struct spec_info_def): Remove weakness_cutoff, add
7558 data_weakness_cutoff and control_weakness_cutoff.
7559 (spec_info): Declare.
7560 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7562 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7563 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7564 (current_sched_info): Change type to struct haifa_sched_info.
7565 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7566 (h_d_i_d): New variable.
7567 (HDID): New accessor macro.
7568 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7569 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7571 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7572 (enum SCHED_FLAGS): Update for selective scheduler.
7573 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7574 (init_dependency_caches, free_dependency_caches): Delete declarations.
7575 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7576 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7577 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7578 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7579 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7581 (rm_other_notes): Delete declaration.
7582 (schedule_block): Remove one argument.
7583 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7584 ready_element, ready_lastpos, sched_extend_ready_list,
7585 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7586 concat_note_lists): Export.
7587 (struct region): Move from sched-rgn.h.
7588 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7589 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7590 BLOCK_TO_BB, CONTAINING_RGN): Export.
7591 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7592 (current_nr_blocks, current_blocks, target_bb): Likewise.
7593 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7594 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7595 sched_rgn_local_init, extend_regions,
7596 rgn_make_new_region_out_of_new_block, compute_priorities,
7597 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7598 extend_rgns, deps_join rgn_setup_common_sched_info,
7599 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7600 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7601 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7602 increase_insn_priority): Likewise.
7603 * sched-rgn.c: Include sel-sched.h.
7604 (ref_counts): New static variable. Use it ...
7605 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7606 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7607 (sched_is_disabled_for_current_region_p): Delete static declaration.
7608 (struct region): Move to sched-int.h.
7609 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7610 ebb_head): Define and initialize.
7611 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7612 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7613 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7615 (find_single_block_region): Add new argument to indicate that EBB
7616 regions should be constructed.
7617 (debug_live): Delete declaration.
7618 (current_nr_blocks, current_blocks, target_bb):
7619 Remove static qualifiers.
7620 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7622 (init_regions): Delete declaration.
7623 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7624 rgn_estimate_number_of_insns): New.
7625 (too_large): Use estimate_number_of_insns.
7626 (haifa_find_rgns): New. Move the code from ...
7627 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7628 (free_trg_info): New.
7629 (compute_trg_info): Allocate candidate tables here instead of ...
7630 (init_ready_list): ... here.
7631 (rgn_print_insn): Use const_rtx.
7632 (contributes_to_priority, extend_regions): Delete static declaration.
7633 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7634 (add_block1): Rename to rgn_add_block.
7635 (debug_rgn_dependencies): Delete static qualifier.
7636 (new_ready): Use sched_deps_info. Simplify.
7637 (rgn_common_sched_info, rgn_const_sched_deps_info,
7638 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7640 (region_sched_info): Rename to rgn_const_sched_info.
7641 (deps_join): New, extracted from ...
7642 (propagate_deps): ... here.
7643 (compute_block_dependences, debug_dependencies): Update for selective
7645 (free_rgn_deps, compute_priorities): New functions.
7646 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7647 sched_rgn_compute_dependencies): New functions.
7648 (schedule_region): Use them.
7649 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7650 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7652 (schedule_insns): Call new functions that were split out.
7653 (rgn_make_new_region_out_of_new_block): New.
7654 (get_rgn_sched_max_insns_priority): New.
7655 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7656 scheduling when appropriate.
7657 * sched-vis.c: Include insn-attr.h.
7658 (print_value, print_pattern): Make global.
7659 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7660 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7661 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7662 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7663 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7664 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7665 hooks. Initialize them to 0.
7666 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7667 * target.h (struct gcc_target): Add them. Rename gen_check field to
7669 * flags.h (sel_sched_switch_set): Declare.
7670 * opts.c (sel_sched_switch_set): New variable.
7671 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7672 pipelining is disabled from command line.
7673 (common_handle_option): Record whether selective scheduling is
7674 requested from command line.
7675 * doc/invoke.texi: Document new flags and parameters.
7676 * doc/tm.texi: Document new target hooks.
7677 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7679 (dfa_state_size): Do not declare locally.
7680 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7681 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7682 rs6000_alloc_sched_context, rs6000_set_sched_context,
7683 rs6000_free_sched_context): New functions.
7684 (struct _rs6000_sched_context): New.
7685 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7687 (rs6000_sched_finish): Do not run for selective scheduling.
7689 2008-08-31 Jan Hubicka <jh@suse.cz>
7691 * frv.c (frv_rtx_costs): Update forward declaration.
7692 * spu.c (spu_rtx_costs): Likewise.
7693 * pdp11.c: Include df.h
7694 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7695 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7696 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7697 * iq2000.c (iq2000_address_cost): Add speed argument.
7698 (iq2000_rtx_costs): Likewise.
7699 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7700 update call of mn10300_address_cost.
7701 * mcore.c: Include df.h
7702 (mcore_rtx_costs): Update prototype.
7703 * score3.c: Include df.h
7704 (score3_rtx_costs): Remove speed argument.
7705 * score7.c: Include df.h
7706 (score7_address_cost): Remove speed argument.
7707 * score-protos.h (score_address_cost): Update prototype.
7708 * score.c: Include df.h
7709 (score_rtx_costs): Update call of costs functions.
7710 * v850.c (v850_rtx_costs): Add bool argument.
7712 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7714 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7716 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7718 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7719 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7721 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7723 * mkmap-flat.awk: Add option pe_dll.
7724 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7725 * config/i386/t-cygwin (SHLIB_LC): Add.
7726 * config/i386/t-mingw32 (SHLIB_LC): Add.
7727 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7728 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7729 (LINK_SPEC): Support libgcc_s.
7730 (LIBGCC_SPEC): Support libgcc_s.
7731 (LIBGCC_SONAME): New.
7733 2008-08-31 Jan Hubicka <jh@suse.cz>
7735 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7736 mistakely had old version of patch.
7738 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7739 (ipcp_estimate_growth): New.
7740 (ipcp_insert_stage): Use ipcp_estimate_growth.
7741 * profile.c (branch_prob): When reading failed, do not consider
7744 2008-08-31 Jan Hubicka <jh@suse.cz>
7746 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7747 loop is optimized for speed.
7749 2008-08-31 Richard Guenther <rguenther@suse.de>
7752 * fold-const.c (fold_binary): Retain conversions in folding
7755 2008-08-31 Jan Hubicka <jh@suse.cz>
7757 * postreload-gcse.c (eliminate_partially_redundant_loads):
7758 Use optimize_bb_for_size_p.
7759 * predict.c (maybe_hot_frequency_p): Make inline.
7760 (maybe_hot_count_p): Break out from ...
7761 (maybe_hot_bb_p): ... this one.
7762 (maybe_hot_edge_p): Simplify.
7763 * basic-block.h (probably_cold_bb_p): Remove.
7765 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7768 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7770 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7771 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7772 Also split V4SFmode.
7773 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7776 2008-08-31 Jan Hubicka <jh@suse.cz>
7778 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7780 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7782 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7785 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7788 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7789 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7791 2008-08-31 Jan Hubicka <jh@suse.cz>
7793 * sparc.h (BRANCH_COST): Fix macro definition.
7794 * avr.c (avr_operand_rtx_cost): Add speed argument.
7795 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7797 2008-08-31 Richard Guenther <rguenther@suse.de>
7799 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7800 types instead of operands. Re-instantiate verifying of
7801 binary expression operands.
7803 2008-08-30 Jan Hubicka <jh@suse.cz>
7805 * fwprop.c (should_replace_address): Add speed attribute.
7806 (PR_OPTIMIZE_FOR_SPEED): New flag.
7807 (propagate_rtx_1): Use it.
7808 (propagate_rtx): Set it.
7809 (try_fwprop_subst): Update call of rtx_costs.
7810 (forward_propagate_and_simplify): LIkewise.
7811 * hooks.c (hook_int_rtx_bool_0): New
7812 (hook_bool_rtx_int_int_intp_false): Replace by ...
7813 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7814 * hooks.h (hook_int_rtx_bool_0): New
7815 (hook_bool_rtx_int_int_intp_false): Replace by ...
7816 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7817 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7818 (prepare_cmp_insn): UPdate call of rtx_cost.
7819 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7820 (reload_cse_simplify_operands): Update call of rtx_cost.
7821 (reload_cse_move2add): call of rtx_cost.
7822 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7823 * rtlanal.c (rtx_cost): Add speed argument.
7824 (address_cost): Add speed argument
7825 (default_address_cost): Likewise.
7826 (insn_rtx_cost): Likewise.
7827 * cfgloopanal.c (seq_cost): Add speed argument.
7828 (target_reg_cost, target_spill_cost): Turn to array.
7829 (init_set_costs): Update for speed.
7830 (estimate_reg_pressure_cost): Add speed argument.
7831 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7832 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7833 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7834 (seq_cost): Add speed argument.
7835 (computation_cost): Add speed arugment.
7836 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7837 (force_expr_to_var_cost): Update for profile info.
7838 (force_var_cost): Likewise.
7839 (split_address_cost): Likewise.
7840 (ptr_difference_cost): Likewise.
7841 (difference_cost): Likewise.
7842 (get_computation_cost_at): Likewise.
7843 (determine_iv_cost): Likewise.
7844 (ivopts_global_cost_for_size): Likewise.
7845 (rewrite_use_address): Likewise.
7846 (tree_ssa_iv_optimize_loop): Initialize speed field.
7847 * cse.c (optimize_this_for_speed_p): New static var.
7848 (notreg_cost): Update call of rtx_cost.
7849 (cse_extended_basic_block): set optimize_this_for_speed_p.
7850 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7851 (noce_try_cmove_arith): Likewise.
7852 (noce_try_sign_mask): LIkewise.
7853 * expr.c (compress_float_constant): Update rtx_cost calls.
7854 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7856 (addr_to_parts): Likewise.
7857 (create_mem_ref): Likewise.
7858 * dse.c (find_shift_sequence): Add speed argument.
7859 (replace_read): Update call.
7860 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7861 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7862 * neg_cost, shift_cost, shiftadd_cost,
7863 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7864 mul_highpart_cost): Increase dimension.
7865 (init_expmed): Initialize for both size and speed.
7866 (expand_shift): Use profile.
7867 (synth_mult): Use profile.
7868 (choose_mult_variant): Use profile.
7869 (expand_mult): Use profile.
7870 (expand_mult_highpart_optab): Use profile.
7871 (expand_mult_highpart): Use profile.
7872 (expand_smod_pow2): Use profile.
7873 (expand_divmod): Use profile.
7874 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7876 * loop-invariant.c (create_new_invariant): Use profile.
7877 (gain_for_invariant): Add speed parameter.
7878 (best_gain_for_invariant): Likewise.
7879 (find_invariants_to_move): Likewise.
7880 (move_single_loop_invariants): Set it.
7881 * target-def.h (TARGET_RTX_COSTS): Use hook.
7882 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7883 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7884 * output.h (default_address_cost): Update prototype.
7885 * combine.c (optimize_this_for_speed_p): New static var.
7886 (combine_validate_cost): Update call of rtx_cost.
7887 (combine_instructions): Set optimize_this_for_speed_p.
7888 (expand_compound_operation): Update call of rtx_cost.
7889 (make_extraction):Update call of rtx_cost.
7890 (force_to_mode):Update call of rtx_cost.
7891 (distribute_and_simplify_rtx):Update call of rtx_cost.
7892 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7893 (estimate_reg_pressure_cost): Update prototype.
7894 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7895 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7897 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7898 (alpha_rtx_costs): Update.
7899 * config/frv/frv.c (frv_rtx_costs): Update.
7900 * config/s390/s390.c (s390_rtx_costs): Update.
7901 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7902 (m32c_rtx_costs): Update.
7903 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7904 (spu_rtx_costs): Update.
7905 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7906 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7907 * config/i386/i386.c (:ix86_address_cost): Update.
7908 (ix86_rtx_costs): Update.
7909 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7910 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7911 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7912 * config/crx/crx.c (crx_address_cost): Update.
7913 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7914 * config/stormy16/stormy16.c
7915 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7916 * config/m68hc11/m68hc11.c
7917 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7918 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7919 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7921 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7923 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7924 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7925 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7926 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7927 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7928 (mcore_rtx_costs): update.
7929 * config/score/score3.c (score3_rtx_costs): Update.
7930 * config/score/score7.c (score7_rtx_costs): Update.
7931 * config/score/score3.h (score3_rtx_costs):Update.
7932 * config/score/score7.h (score7_rtx_costs): Update.
7933 * config/score/score.c (score_rtx_costs): Update.
7934 * config/arm/arm.c (arm_address_cost): Update.
7935 (arm_rtx_costs_1): Update.
7936 (arm_rtx_costs_1): Update.
7937 (arm_size_rtx_costs): Update.
7938 (arm_size_rtx_costs): Update.
7939 (arm_size_rtx_costs): Update.
7940 (arm_xscale_rtx_costs): Update.
7941 (arm_thumb_address_cost): Update.
7942 * config/pa/pa.c (hppa_address_cost): Update.
7943 * config/mips/mips.c (mips_rtx_costs): Update.
7944 * config/vax/vax.c (vax_address_cost): Update.
7945 * config/h8300/h8300.c (h8300_shift_costs): Update.
7946 (h8300_rtx_costs): Update.
7947 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7948 (v850_rtx_costs): Update.
7949 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7950 * config/bfin/bfin.c
7951 (bfin_address_cost): Update.
7952 (bfin_rtx_costs): Update.
7953 * stmt.c (lshift_cheap_p): Update.
7955 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7958 * expmed.c (extract_bit_field_1): Check the mode size to make
7959 sure the vector modes have the same size.
7961 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7963 * dojump.c (top level): Include basic-block.h to declare
7964 optimize_insn_for_speed_p
7966 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7968 * opts.h (CL_SAVE): New option class for marking options that are
7969 target specific options usable in the target attribute.
7970 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7972 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7973 can easily find the target specific options that are safe to use
7974 in the attribute or pragma.
7976 * attribs.c (decl_attributes): Change #pragma GCC option to
7977 #pragma GCC target, and attribute((option(...))) to
7978 attribute((target(...))).
7980 * doc/extend.texi (target attribute): Change from option
7981 attribute. Delete push/pop/reset.
7982 (#pragma GCC target): Change from #pragma GCC option. Delete
7984 (#pragma GCC push_options): Document new pragma.
7985 (#pragma GCC pop_options): Document new pragma.
7986 (#pragma GCC reset_options): Document new pragma.
7988 * targhooks.c (default_target_option_valid_attribute_p): Add
7989 warning about port not supporting target attributes.
7990 (default_target_option_pragma_parse): New function, warn about
7991 #pragma GCC target not being supported.
7993 * targhooks.h (default_target_option_pragma_parse): Add
7996 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7997 TI_CURRENT_OPTION_PRAGMA.
7998 (current_target_pragma): Rename from current_option_pragma.
8000 * target.h (struct target_option): Delete booleans for changing
8001 the optimization level on hot/cold functions. Change signature of
8002 pragma_parse hook to take a second tree.
8004 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
8006 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
8007 that the declaration is done at global scope.
8009 * langhooks.c (add_builtin_function_common): Move most of the code
8010 from add_builtin_function here, calling the hook passed in.
8011 (add_builtin_function): Call add_builtin_function_common with
8012 standard builtin hook.
8013 (add_builtin_function_ext_scope): New function to add builtins to
8016 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
8018 (add_builtin_function_ext_scope): Add declaration.
8020 * c-pragma.c (handle_pragma_target): Rename from
8021 handle_pragma_option, #pragma GCC option is now #pragma GCC
8022 target. Move warning about port not supporting target options to
8023 default pragma parse hook. Remove push/pop/reset from this
8025 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8026 (option_stack): Delete static variable.
8027 (optimize_stack): Ditto.
8028 (optons_stack): New stack of saved target and optimization
8030 (handle_pragma_push_options): New function to handle pushing both
8031 target and optimization options.
8032 (handle_pragma_pop_options): New function to handle popping both
8033 target and optimization options.
8034 (handle_pragma_reset_options): New function to handle resetting
8035 both target and optimization options to their initial state.
8036 (init_pragma): Rename handle_pragma_option to
8037 handle_pragma_target. Add support for push_options, pop_options,
8038 and reset_options pragmas.
8040 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8041 default_target_option_pragma_parse.
8042 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8043 default_target_option_valid_attribute_p.
8044 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8045 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8046 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8047 optimization level on hot/cold functions.
8049 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8050 if the caller and callee have different optimization levels.
8052 * c-common.c (handle_target_attribute): Rename from
8053 handle_option_attribute, attribute((option(...))) is now
8054 attribute((target(...))). Move warning if the port does not
8055 support target attributes to the default hook.
8056 (handle_hot_attribute): Delete code to change the optimization
8057 level of hot functions.
8058 (handle_cold_attribute): Ditto.
8060 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8061 argument that is the binary tree options to use if there are no
8062 arguments. Call ix86_valid_target_attribute_tree instead of
8063 ix86_valid_option_attribute_tree.
8064 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8065 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8066 ix86_pragma_option_parse.
8068 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8069 Rename from ix86_valid_option_attribute_tree.
8071 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8072 new builtins when the ISA changes.
8073 (ix86_valid_target_attribute_tree): Rename from
8074 ix86_valid_option_attribute_tree. Change callers. If the
8075 function specified optimization options, use those as the starting
8076 point before setting up the target attributes. If the
8077 optimization options were changed in the course of setting the
8078 target attributes, record the new optimization options.
8079 (ix86_valid_target_attribute_tree_inner_p): Rename from
8080 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8081 ix86_add_new_builtins if the ISA changed.
8082 (ix86_valid_target_attribute_p): Rename from
8083 ix86_valid_option_attribute_p. Change callers.
8084 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8085 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8086 as delayed builtin functions.
8087 (struct builtin_isa): New structure to record builtin functions
8088 that should be delayed until the ISA for that function is used.
8089 (ix86_builtins_isa): Change from int to struct to track builtin
8090 functions we want to declare at some point.
8091 (def_builtin): If the front end can delay defining the builtin
8092 functions, don't create builtins for ISAs not part of the default
8094 (def_builtin_const): Ditto.
8095 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8096 __builtin_ia32_pcmov_v2di to be different builtin functions.
8097 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8098 a structure instead of an int.
8099 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8100 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8101 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8102 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8104 * config/ia64/ia64.h
8105 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8106 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8108 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8109 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8110 (LANG_HOOKS_INITIALIZER): Add
8111 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8113 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8116 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8117 the reload address with the index register for SFmode
8118 access with a displacement.
8120 2008-08-30 Jan Hubicka <jh@suse.cz>
8122 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8123 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8124 * dojump.c (do_jump): Likewise.
8125 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8126 (note-if_info): Add BRANCH_COST.
8127 (noce_try_store_flag_constants, noce_try_addcc,
8128 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8129 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8130 find_if_case_2): Use computed branch cost.
8131 * expr.h (BRANCH_COST): Update default.
8132 * predict.c (predictable_edge_p): New function.
8133 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8134 Update BRANCH_COST call.
8135 * basic-block.h (predictable_edge_p): Declare.
8136 * config/alpha/alpha.h (BRANCH_COST): Update.
8137 * config/frv/frv.h (BRANCH_COST): Update.
8138 * config/s390/s390.h (BRANCH_COST): Update.
8139 * config/spu/spu.h (BRANCH_COST): Update.
8140 * config/sparc/sparc.h (BRANCH_COST): Update.
8141 * config/m32r/m32r.h (BRANCH_COST): Update.
8142 * config/i386/i386.h (BRANCH_COST): Update.
8143 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8145 * config/sh/sh.h (BRANCH_COST): Update.
8146 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8147 * config/avr/avr.h (BRANCH_COST): Update.
8148 * config/crx/crx.h (BRANCH_COST): Update.
8149 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8150 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8151 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8152 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8153 * config/ia64/ia64.h (BRANCH_COST): Update.
8154 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8155 * config/arc/arc.h (BRANCH_COST): Update.
8156 * config/score/score.h (BRANCH_COST): Update.
8157 * config/arm/arm.h (BRANCH_COST): Update.
8158 * config/pa/pa.h (BRANCH_COST): Update.
8159 * config/mips/mips.h (BRANCH_COST): Update.
8160 * config/vax/vax.h (BRANCH_COST): Update.
8161 * config/h8300/h8300.h (BRANCH_COST): Update.
8162 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8163 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8164 * doc/tm.texi (BRANCH_COST): Update.
8166 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8169 * config/arm/arm.c (arm_optimization_options): Set
8170 flag_section_anchors to 2 instead of 1 to distinguish it from
8171 -fsection-anchors given explicitely on the command line.
8173 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8175 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8176 final insn of a split.
8178 2008-08-30 Jan Hubicka <jh@suse.cz>
8180 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8181 optimized for speed.
8182 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8183 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8184 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8185 flag_gcse_after_reload_set): New static vars.
8186 (common_handle_option): Enable those flags for profile-use.
8187 (decode_options): Remove optimize_size flags that are handled
8188 on higher granuality.
8189 * tree-vectorizer.c (vectorize_loops): Use
8190 optimize_loop_nest_for_speed_p.
8191 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8192 * tree-predcom.c (tree_predictive_commoning): Use
8193 optimize_loop_for_speed_p.
8194 * varasm.c (assemble_start_function): Use
8195 optimize_function_for_speed_p.
8196 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8197 * predict.c (optimize_loop_for_speed_p): Fix walk.
8199 2008-08-30 Jan Hubicka <jh@suse.cz>
8201 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8203 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8204 profile presence locally.
8206 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8209 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8210 versions before 4.0.
8212 2008-08-29 Jan Hubicka <jh@suse.cz>
8214 * tree-inline.c (insert_init_stmt): Insert sequence even when
8217 2008-08-29 Jeff Law <law@redhat.com>
8219 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8220 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8221 location and class is an FP register.
8223 2008-08-29 Jan Hubicka <jh@suse.cz>
8225 * see.c (see_merge_one_def_extension): Silence used uninitialized
8227 * matrix-reorg.c (check_allocation_function): Likewise.
8228 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8230 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8233 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8234 compute new & and | in type rather than TREE_TYPE (arg0).
8236 * dwarf2out.c (fortran_common): Update comment.
8237 (gen_variable_die): Swap com_die and var_die variables in Fortran
8238 COMMON block handling code.
8240 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8242 * dwarf2out.c (gen_const_die): New function.
8243 (size_of_die, value_format, output_die): Output larger
8244 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8245 (native_encode_initializer): New function.
8246 (tree_add_const_value_attribute): Call it.
8247 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8249 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8250 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8251 TREE_THIS_VOLATILE to add_type_attribute.
8253 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8255 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8258 * dwarf2out.c (loc_by_reference): New function.
8259 (add_location_or_const_value_attribute): Use it.
8262 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8263 as DW_TAG_variable children of DW_TAG_common_block rather than
8264 DW_TAG_member children. Put DW_AT_external to individual
8265 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8267 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8268 loc_descriptor_from_tree_1.
8272 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8273 arguments to imported_module_or_decl.
8274 (debug_nothing_tree_tree): Removed.
8275 (debug_nothing_tree_tree_tree_bool): New prototype.
8276 * debug.c (do_nothing_debug_hooks): Adjust.
8277 (debug_nothing_tree_tree): Removed.
8278 (debug_nothing_tree_tree_tree_bool): New function.
8279 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8280 (gen_variable_die): Put all common vars for the
8281 same COMMON block under one DW_TAG_common_block.
8282 (declare_in_namespace): Return new context_die, for Fortran
8283 return the module DIE instead of adding extra declarations into
8285 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8286 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8287 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8289 (dwarf2out_global_decl): Don't skip Fortran global vars.
8290 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8291 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8292 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8293 DW_TAG_imported_declaration as child of previous
8294 DW_TAG_imported_module.
8295 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8296 * sdbout.c (sdb_debug_hooks): Likewise.
8297 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8299 2008-08-29 Jan Hubicka <jh@suse.cz>
8301 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8303 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8304 * ipa-cp.c (n_cloning_candidates): New static variable.
8305 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8306 (ipcp_print_all_lattices): Improve debug output.
8307 (ipcp_cloning_candidate_p): New function.
8308 (ipcp_initialize_node_lattices): Use it.
8309 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8310 (ipcp_propagate_stage): Prettier debug output.
8311 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8312 (ipcp_print_all_structures): Remove.
8313 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8314 (ipcp_insert_stage): Prettier debug output; call
8315 cgraph_remove_unreachable_nodes before propagating.
8316 (pass_ipa_cp): Schedule function removal pass.
8317 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8319 (cgraph_maybe_hot_edge_p): Move to ...
8320 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8321 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8322 (common_handle_option): Set them; enable ipa-cp when profiling.
8323 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8324 (ipa_print_all_jump_functions): Likewise.
8325 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8326 (ipa_print_node_params, ipa_print_all_params): New.
8327 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8328 ipa_print_all_param_flags): Remove.
8329 (ipa_print_node_params, ipa_print_all_params): New.
8331 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8333 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8334 change from 2008-04-03.
8335 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8337 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8340 * ira-color.c (push_allocnos_to_stack): Truncate
8341 removed_splay_allocno_vec.
8343 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8346 * ira-color (ira_fast_allocation): Don't assign hard registers to
8349 2008-08-29 Jan Hubicka <jh@suse.cz>
8352 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8353 for cold internal loops.
8355 2008-08-29 Richard Guenther <rguenther@suse.de>
8357 * tree-ssa-structalias.c (create_variable_info_for): Do not
8358 create fields for heap vars or vars with a noalias state.
8359 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8362 2008-08-29 Richard Guenther <rguenther@suse.de>
8364 * common.opt (ftree-store-ccp): Mark as preserved for
8365 backward compatibility.
8366 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8367 * tree-pass.h (pass_store_ccp): Remove.
8368 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8369 (first_vdef): Remove declaration.
8370 (get_value_loaded_by): Likewise.
8371 * tree-ssa-ccp.c (do_store_ccp): Remove.
8372 (get_default_value): Simplify as do_store_ccp is always false
8373 now. Do not initialize mem_ref.
8374 (set_value_varying): Likewise.
8375 (canonicalize_float_value): Likewise.
8376 (set_lattice_value): Likewise.
8377 (likely_value): Likewise.
8378 (surely_varying_stmt_p): Likewise.
8379 (ccp_initialize): Likewise.
8380 (ccp_lattice_meet): Likewise.
8381 (ccp_visit_phi_node): Likewise.
8382 (ccp_fold): Likewise.
8383 (evaluate_stmt): Likewise.
8384 (visit_assignment): Likewise.
8385 (ccp_visit_stmt): Likewise.
8386 (execute_ssa_ccp): Fold into ...
8387 (do_ssa_ccp): ... this.
8388 (do_ssa_store_ccp): Remove.
8389 (gate_store_ccp): Likewise.
8390 (pass_store_ccp): Likewise.
8391 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8393 * tree-ssa-propagate.c (first_vdef): Remove.
8394 (get_value_loaded_by): Likewise.
8395 (replace_vuses_in): Likewise.
8396 (substitute_and_fold): Do not call replace_vuses_in.
8397 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8399 2008-08-29 Richard Guenther <rguenther@suse.de>
8402 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8403 PARAM_NOALIAS tags with is_heapvar.
8404 * tree-ssa-operands.c (access_can_touch_variable): Offset
8405 based tests do not apply for heapvars. Fix offset test.
8407 2008-08-29 Jan Hubicka <jh@suse.cz>
8409 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8410 (-fipa-cp-clone): Enabled by default at -O3.
8411 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8412 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8414 2008-08-29 Jan Hubicka <jh@suse.cz>
8416 * tree.c (build_function_type_skip_args,
8417 build_function_decl_skip_args): New functions.
8418 * tree.h (build_function_type_skip_args,
8419 build_function_decl_skip_args): Declare.
8420 * gimple.c (giple_copy_call_skip_args): New function.
8421 (giple_copy_call_skip_args): Declare.
8423 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8424 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8425 (ipcp_node_modifiable_p): ... this one; use
8426 tree_versionable_function_p.
8427 (ipcp_create_replace_map): Improve debug output.
8428 (ipcp_need_redirect_p): Return false when not clonning.
8429 (ipcp_update_callgraph): Skip args.
8430 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8432 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8433 (save_inline_function_body): Update call of tree_function_versioning.
8434 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8435 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8437 (tree_function_versioning): Likewise.
8438 * tree-inline.h (tree_function_versioning): Update prototype.
8440 2008-08-29 Jan Hubicka <jh@suse.cz>
8442 * loop-unswitch.c (unswitch_single_loop): Use
8443 optimize_loop_for_speed_p.
8444 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8445 Use optimize_function_for_size_p.
8446 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8447 * postreload-gcse.c (eliminate_partially_redundant_load):
8448 Use optimize_bb_for_size_p.
8449 * value-prof.c (gimple_divmod_fixed_value_transform,
8450 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8451 gimple_stringops_transform): Use optimize_bb_for_size_p.
8452 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8453 * final.c (compute_alignments): Use optimize_function_for_size_p.
8454 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8455 (fold_builtin_strcpy, fold_builtin_fputs): Use
8456 optimize_function_for_size_p.
8457 * fold-const.c (tree_swap_operands_p): Use
8458 optimize_function_for_size_p.
8459 * recog.c (relax_delay_slots): Likewise.
8460 * tree-ssa-math-opts.c (replace_reciprocal):
8461 Use optimize_bb_for_speed_p.
8462 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8463 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8464 optimize_function_for_size_p.
8465 (cgraph_decide_inlining_of_small_function): Use
8466 optimize_function_for_size_p.
8467 * global.c (find_reg): Use optimize_function_for_size_p.
8468 * opts.c (decode_options): Do not clear flag_tree_ch,
8469 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8470 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8471 work it out from profile.
8472 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8473 optimize_loop_for_speed_p.
8474 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8476 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8477 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8478 * tree-eh.c (decide_copy_try_finally): Use
8479 optimize_function_for_size_p.
8480 * local-alloc.c (block_alloc): Pass BB pointer.
8481 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8482 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8483 * loop-unroll.c (decide_unrolling_and_peeling):
8484 Use optimize_loop_for_size_p.
8485 (decide_peel_completely): Likewise.
8486 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8487 optimize_loop_for_size_p.
8488 (vect_enhance_data_refs_alignment): Likewise.
8489 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8490 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8492 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8493 (try_crossjump_bb): Use optimize_bb_for_size_p.
8494 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8495 optimize_loop_for_speed_p.
8496 * bb-reorder.c (find_traces_1_round): Likewise.
8497 (copy_bb): Use optimize_bb_for_speed_p.
8498 (duplicate_computed_gotos): Likewise.
8499 * basic-block.h (optimize_loop_nest_for_size_p,
8500 optimize_loop_nest_for_speed_p): New.
8501 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8503 2008-08-29 Tristan Gingold <gingold@adacore.com>
8505 * gcov.c (main): Call expandargv.
8507 2008-08-29 Jan Hubicka <jh@suse.cz>
8509 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8511 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8513 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8514 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8516 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8518 2008-08-29 Jan Hubicka <jh@suse.cz>
8520 * tree-pass.h (pass_strip_predict_hints): Declare.
8521 * predict.c (strip_builtin_expect): Rename to ...
8522 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8523 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8524 (tree_estimate_probability): Do not strip builtin_expect.
8525 (pass_strip_predict_hints): New pass.
8526 * tree-inline.c (expand_call_inline): When inlining cold function,
8527 predict it as unlikely.
8528 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8530 2008-08-29 Richard Guenther <rguenther@suse.de>
8532 PR tree-optimization/37207
8533 * tree-vrp.c (extract_range_from_binary_expr): Also try
8534 to constant fold if only one of the operands is a constant.
8536 2008-08-29 Nick Clifton <nickc@redhat.com>
8538 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8539 the same way as SYMBOL_REFs.
8541 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8543 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8545 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8547 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8548 * config/mips/mips.md (branch_likely): Remove const. Fix
8550 (define_delay for type "branch"): Change to only apply for branch
8551 with likely variant.
8552 (define_delay for type "branch" and "branch_likely" no). New delay
8554 (equality_op): New code iterator.
8555 (bbv, bbinv): New code attributes.
8556 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8559 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8560 Andrew Pinski <pinskia@gcc.gnu.org>
8563 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8565 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8567 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8568 rule that a symbolic constant must be defined and >= 0 for the
8569 corresponding facility to be present at compile-time.
8570 * gthr-posix.c: Likewise.
8572 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8574 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8575 * config/mips/mips.md (D): New mode attribute.
8576 (mulsi3, muldi3): Merge it into ...
8577 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8578 (muldi3_mul3): New pattern.
8579 (mulsi3_mult3): Rename to mulsi3_mul3.
8581 2008-08-28 Jan Hubicka <jh@suse.cz>
8583 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8585 * predict.c (always_optimize_for_size_p): Rename to ...
8586 (optimize_function_for_size): ... this one; make extern.
8587 (optimize_function_for_speed_p): New.
8588 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8589 optimize_edge_for_size_p,optimize_edge_for_size_p,
8590 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8591 * basic-block.h (optimize_function_for_size_p,
8592 optimize_function_for_speed_p): Declare.
8593 * i386.md (optimize_size checks): Replace them by appropriate
8595 (standard_80387_constant_p, ix86_compute_frame_layout,
8596 ix86_expand_epilogue, ix86_decompose_address,
8597 print_operand, emit_i387_cw_initialization,
8598 inline_memory_move_cost, ix86_pad_returns,
8599 ix86_reorg): Replace optimize_size checks.
8601 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8603 * rtl.h (simplify_subreg_regno): Declare.
8604 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8605 * simplify-rtx.c (simplify_subreg): ...here.
8606 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8607 subreg_offset_representable_p.
8609 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8612 * c-typeck.c (convert_for_assignment): Give a note describing what
8613 was passed and what was expected.
8615 2008-08-28 Joey Ye <joey.ye@intel.com>
8617 * doc/extend.texi: Document AVX built-in functions.
8618 * doc/invoke.texi: Document -mavx.
8620 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8621 Joey Ye <joey.ye@intel.com>
8622 Xuepeng Guo <xuepeng.guo@intel.com>
8624 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8626 * config/i386/cpuid.h (bit_FMA): New.
8627 (bit_XSAVE): Likewise.
8628 (bit_OSXSAVE): Likewise.
8629 (bit_AVX): Likewise.
8631 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8632 define. Use ASM_OUTPUT_AVX_PREFIX.
8634 * config/i386/gmmintrin.h: New.
8636 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8637 (OPTION_MASK_ISA_AVX_SET): New.
8638 (OPTION_MASK_ISA_FMA_SET): Likewise.
8639 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8640 (OPTION_MASK_ISA_FMA_SET): Likewise.
8641 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8642 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8643 (pta_flags): Add PTA_AVX and PTA_FMA.
8644 (override_options): Handle PTA_AVX and PTA_FMA.
8645 (init_cumulative_args): Handle warn_avx.
8646 (classify_argument): Return 0 for COImode and OImode. Return
8647 1 and X86_64_AVX_CLASS for 256bit vector types.
8648 (examine_argument): Handle X86_64_AVX_CLASS.
8649 (construct_container): Likewise.
8650 (function_arg_advance_32): Pass OImode and 256bit vector types
8652 (function_arg_advance_64): Take a new argument to indicate if a
8653 parameter is named. Handle 256bit vector types. Return
8654 immediately for unnamed 256bit vector mode parameters.
8655 (function_arg_advance): Updated.
8656 (function_arg_32): Add comments for TImode. Handle OImode
8657 and 256bit vector types.
8658 (function_arg_64): Take a new argument to indicate if a
8659 parameter is named. Handle 256bit vector types. Return NULL
8660 for unnamed 256bit vector mode parameters.
8661 (function_arg): Updated.
8662 (setup_incoming_varargs_64): Support
8663 AVX encoding for *sse_prologue_save_insn.
8664 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8665 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8666 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8667 enabled, otherwise return -3.
8668 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8670 (print_reg): Support AVX registers. Handle 'x' and 't'.
8671 Handle 'd' to duplicate the operand.
8672 (print_operand): Likewise. Also support AVX vector compare
8674 (output_387_binary_op): Support AVX.
8675 (output_fp_compare): Likewise.
8676 (ix86_expand_vector_move_misalign): Likewise.
8677 (ix86_attr_length_vex_default): New.
8678 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8679 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8680 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8681 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8682 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8683 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8684 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8685 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8686 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8687 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8688 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8689 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8690 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8691 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8692 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8693 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8694 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8695 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8696 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8697 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8698 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8699 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8700 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8701 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8702 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8703 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8704 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8705 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8706 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8707 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8708 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8709 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8710 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8711 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8712 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8713 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8714 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8715 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8716 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8717 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8718 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8719 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8720 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8721 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8722 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8723 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8724 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8725 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8726 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8727 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8728 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8729 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8730 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8731 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8732 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8733 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8734 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8735 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8736 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8737 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8738 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8739 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8740 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8741 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8742 and IX86_BUILTIN_MOVMSKPS256,
8743 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8744 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8745 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8746 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8747 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8748 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8749 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8750 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8751 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8752 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8753 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8754 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8755 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8756 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8757 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8758 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8759 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8760 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8761 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8762 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8763 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8764 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8765 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8766 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8767 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8768 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8769 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8770 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8771 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8772 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8773 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8774 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8775 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8776 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8777 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8778 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8779 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8780 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8781 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8782 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8783 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8784 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8785 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8786 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8787 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8788 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8789 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8790 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8791 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8792 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8793 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8794 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8795 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8796 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8797 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8798 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8799 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8800 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8802 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8803 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8804 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8805 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8806 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8807 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8808 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8809 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8810 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8811 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8812 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8813 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8814 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8815 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8816 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8817 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8818 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8819 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8820 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8821 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8822 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8823 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8824 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8825 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8826 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8827 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8828 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8829 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8830 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8831 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8832 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8833 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8834 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8835 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8836 IX86_BUILTIN_MOVMSKPS256.
8837 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8838 (ix86_expand_args_builtin): Likewise.
8839 (ix86_expand_special_args_builtin): Likewise.
8840 (ix86_hard_regno_mode_ok): Handle AVX modes.
8841 (ix86_expand_vector_init_duplicate): Likewise.
8842 (ix86_expand_vector_init_one_nonzero): Likewise.
8843 (ix86_expand_vector_init_one_var): Likewise.
8844 (ix86_expand_vector_init_concat): Likewise.
8845 (ix86_expand_vector_init_general): Likewise.
8846 (ix86_expand_vector_set): Likewise.
8847 (ix86_vector_mode_supported_p): Likewise.
8848 (x86_extended_reg_mentioned_p): Check INSN_P before using
8851 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8852 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8854 * config/i386/i386.h (TARGET_AVX): New.
8855 (TARGET_FMA): Likewise.
8856 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8857 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8858 (VALID_AVX256_REG_MODE): New.
8859 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8860 (AVX_FLOAT_MODE_P): Likewise.
8861 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8862 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8863 (AVX_VEC_FLOAT_MODE_P): Likewise.
8864 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8865 (ASM_OUTPUT_OPCODE): Likewise.
8866 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8868 (SSE_REG_MODE_P): Allow 256bit vector modes.
8869 (ix86_args): Add a warn_avx field.
8871 * config/i386/i386.md (UNSPEC_PCMP): New.
8872 (UNSPEC_VPERMIL): Likewise.
8873 (UNSPEC_VPERMIL2): Likewise.
8874 (UNSPEC_VPERMIL2F128): Likewise.
8875 (UNSPEC_MASKLOAD): Likewise.
8876 (UNSPEC_MASKSTORE): Likewise.
8877 (UNSPEC_CAST): Likewise.
8878 (UNSPEC_VTESTP): Likewise.
8879 (UNSPECV_VZEROALL): Likewise.
8880 (UNSPECV_VZEROUPPER): Likewise.
8881 (XMM0_REG): Likewise.
8882 (XMM1_REG): Likewise.
8883 (XMM2_REG): Likewise.
8884 (XMM3_REG): Likewise.
8885 (XMM4_REG): Likewise.
8886 (XMM5_REG): Likewise.
8887 (XMM6_REG): Likewise.
8888 (XMM8_REG): Likewise.
8889 (XMM9_REG): Likewise.
8890 (XMM10_REG): Likewise.
8891 (XMM11_REG): Likewise.
8892 (XMM12_REG): Likewise.
8893 (XMM13_REG): Likewise.
8894 (XMM14_REG): Likewise.
8895 (XMM15_REG): Likewise.
8897 (prefix_vex_imm8): Likewise.
8898 (prefix_vex_w): Likewise.
8899 (length_vex): Likewise.
8902 (*avx_ashlti3): Likewise.
8903 (*avx_lshrti3): Likewise.
8904 (*avx_setcc<mode>): Likewise.
8905 (*fop_<mode>_comm_mixed_avx): Likewise.
8906 (*fop_<mode>_comm_avx): Likewise.
8907 (*fop_<mode>_1_mixed_avx): Likewise.
8908 (*fop_<mode>_1_avx): Likewise.
8909 (*avx_<code><mode>3): Likewise.
8910 (*avx_ieee_smin<mode>3): Likewise.
8911 (*avx_ieee_smax<mode>3): Likewise.
8912 (mode): Add OI, V8SF and V4DF.
8913 (length): Support VEX prefix.
8914 (*cmpfp_i_mixed): Set prefix attribute.
8915 (*cmpfp_i_sse): Likewise.
8916 (*cmpfp_iu_mixed): Likewise.
8917 (*cmpfp_iu_sse): Likewise.
8918 (*movsi_1): Support AVX.
8919 (*movdi_2): Likewise.
8920 (*movdi_1_rex64): Likewise.
8921 (*movti_internal): Likewise.
8922 (*movti_rex64): Likewise.
8923 (*movsf_1): Likewise.
8924 (*movdf_nointeger): Likewise.
8925 (*movdf_integer_rex64): Likewise.
8926 (*movtf_internal): Likewise.
8927 (zero_extendsidi2_32): Likewise.
8928 (zero_extendsidi2_rex64): Likewise.
8929 (*extendsfdf2_mixed): Likewise.
8930 (*extendsfdf2_sse): Likewise.
8931 (*truncdfsf_fast_mixed): Likewise.
8932 (*truncdfsf_fast_sse): Likewise.
8933 (*truncdfsf_mixed): Likewise.
8934 (fix_trunc<mode>di_sse): Likewise.
8935 (fix_trunc<mode>si_sse): Likewise.
8936 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8937 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8938 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8939 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8940 (*rcpsf2_sse): Likewise.
8941 (*rsqrtsf2_sse): Likewise.
8942 (*sqrt<mode>2_sse): Likewise.
8943 (sse4_1_round<mode>2): Likewise.
8944 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8945 Support AVX. Set length attribute properly for AVX.
8947 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8948 (VECTOR_MODES (FLOAT, 32)): Likewise.
8949 (VECTOR_MODE (INT, DI, 8)): Likewise.
8950 (VECTOR_MODE (INT, HI, 32)): Likewise.
8951 (VECTOR_MODE (INT, QI, 64)): Likewise.
8952 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8953 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8954 (VECTOR_MODE (INT, DI, 4)): Removed.
8955 (VECTOR_MODE (INT, SI, 8)): Likewise.
8956 (VECTOR_MODE (INT, HI, 16)): Likewise.
8957 (VECTOR_MODE (INT, QI, 32)): Likewise.
8958 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8959 (INT_MODE (OI, 32)): Likewise.
8961 * config/i386/i386.opt (mavx): New.
8964 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8966 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8967 (*mov<mode>_internal_avx): New.
8968 (*movv2sf_internal_rex64_avx): Likewise.
8969 (*movv2sf_internal_avx): Likewise.
8971 * config/i386/predicates.md (const_4_to_5_operand): New.
8972 (const_6_to_7_operand): Likewise.
8973 (const_8_to_11_operand): Likewise.
8974 (const_12_to_15_operand): Likewise.
8975 (avx_comparison_float_operator): Likewise.
8977 * config/i386/sse.md (AVX256MODEI): New.
8978 (AVX256MODE): Likewise.
8979 (AVXMODEQI): Likewise.
8980 (AVXMODE): Likewise.
8981 (AVX256MODEF2P): Likewise.
8982 (AVX256MODE2P): Likewise.
8983 (AVX256MODE4P): Likewise.
8984 (AVX256MODE8P): Likewise.
8985 (AVXMODEF2P): Likewise.
8986 (AVXMODEF4P): Likewise.
8987 (AVXMODEDCVTDQ2PS): Likewise.
8988 (AVXMODEDCVTPS2DQ): Likewise.
8989 (avxvecmode): Likewise.
8990 (avxvecpsmode): Likewise.
8991 (avxhalfvecmode): Likewise.
8992 (avxscalarmode): Likewise.
8993 (avxcvtvecmode): Likewise.
8994 (avxpermvecmode): Likewise.
8995 (avxmodesuffixf2c): Likewise.
8996 (avxmodesuffixp): Likewise.
8997 (avxmodesuffixs): Likewise.
8998 (avxmodesuffix): Likewise.
8999 (vpermilbits): Likewise.
9000 (pinsrbits): Likewise.
9001 (mov<mode>): Likewise.
9002 (*mov<mode>_internal): Likewise.
9003 (push<mode>1): Likewise.
9004 (movmisalign<mode>): Likewise.
9005 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9006 (avx_movdqu<avxmodesuffix>): Likewise.
9007 (avx_lddqu<avxmodesuffix>): Likewise.
9008 (<plusminus_insn><mode>3): Likewise.
9009 (*avx_<plusminus_insn><mode>3): Likewise.
9010 (*avx_vm<plusminus_insn><mode>3): Likewise.
9011 (mul<mode>3): Likewise.
9012 (*avx_mul<mode>3): Likewise.
9013 (*avx_vmmul<mode>3): Likewise.
9014 (divv8sf3): Likewise.
9015 (divv4df3): Likewise.
9016 (avx_div<mode>3): Likewise.
9017 (*avx_div<mode>3): Likewise.
9018 (*avx_vmdiv<mode>3): Likewise.
9019 (avx_rcpv8sf2): Likewise.
9020 (*avx_vmrcpv4sf2): Likewise.
9021 (sqrtv8sf2): Likewise.
9022 (avx_sqrtv8sf2): Likewise.
9023 (*avx_vmsqrt<mode>2): Likewise.
9024 (rsqrtv8sf2): Likewise.
9025 (avx_rsqrtv8sf2): Likewise.
9026 (*avx_vmrsqrtv4sf2): Likewise.
9027 (<code><mode>3): Likewise.
9028 (*avx_<code><mode>3_finite): Likewise.
9029 (*avx_<code><mode>3): Likewise.
9030 (*avx_vm<code><mode>3): Likewise.
9031 (*avx_ieee_smin<mode>3): Likewise.
9032 (*avx_ieee_smax<mode>3): Likewise.
9033 (avx_addsubv8sf3): Likewise.
9034 (avx_addsubv4df3): Likewise.
9035 (*avx_addsubv4sf3): Likewise.
9036 (*avx_addsubv2df3): Likewise.
9037 (avx_h<plusminus_insn>v4df3): Likewise.
9038 (avx_h<plusminus_insn>v8sf3): Likewise.
9039 (*avx_h<plusminus_insn>v4sf3): Likewise.
9040 (*avx_h<plusminus_insn>v2df3): Likewise.
9041 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9042 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9043 (*avx_maskcmp<mode>3): Likewise.
9044 (avx_nand<mode>3): Likewise.
9045 (*avx_<code><mode>3): Likewise.
9046 (*avx_nand<mode>3): Likewise.
9047 (*avx_<code><mode>3): Likewise.
9048 (*avx_cvtsi2ss): Likewise.
9049 (*avx_cvtsi2ssq): Likewise.
9050 (*avx_cvtsi2sd): Likewise.
9051 (*avx_cvtsi2sdq): Likewise.
9052 (*avx_cvtsd2ss): Likewise.
9053 (avx_cvtss2sd): Likewise.
9054 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9055 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9056 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9057 (*avx_cvtsi2sd): Likewise.
9058 (*avx_cvtsi2sdq): Likewise.
9059 (avx_cvtdq2pd256): Likewise.
9060 (avx_cvtpd2dq256): Likewise.
9061 (avx_cvttpd2dq256): Likewise.
9062 (*avx_cvtsd2ss): Likewise.
9063 (*avx_cvtss2sd): Likewise.
9064 (avx_cvtpd2ps256): Likewise.
9065 (avx_cvtps2pd256): Likewise.
9066 (*avx_movhlps): Likewise.
9067 (*avx_movlhps): Likewise.
9068 (avx_unpckhps256): Likewise.
9069 (*avx_unpckhps): Likewise.
9070 (avx_unpcklps256): Likewise.
9071 (*avx_unpcklps): Likewise.
9072 (avx_movshdup256): Likewise.
9073 (avx_movsldup256): Likewise.
9074 (avx_shufps256): Likewise.
9075 (avx_shufps256_1): Likewise.
9076 (*avx_shufps_<mode>): Likewise.
9077 (*avx_loadhps): Likewise.
9078 (*avx_storelps): Likewise.
9079 (*avx_loadlps): Likewise.
9080 (*avx_movss): Likewise.
9081 (*vec_dupv4sf_avx): Likewise.
9082 (*vec_concatv2sf_avx): Likewise.
9083 (*vec_concatv4sf_avx): Likewise.
9084 (*vec_setv4sf_0_avx): Likewise.
9085 (*vec_setv4sf_avx): Likewise.
9086 (*avx_insertps): Likewise.
9087 (avx_vextractf128<mode>): Likewise.
9088 (vec_extract_lo_<mode>): Likewise.
9089 (vec_extract_hi_<mode>): Likewise.
9090 (vec_extract_lo_<mode>): Likewise.
9091 (vec_extract_hi_<mode>): Likewise.
9092 (vec_extract_lo_v16hi): Likewise.
9093 (vec_extract_hi_v16hi): Likewise.
9094 (vec_extract_lo_v32qi): Likewise.
9095 (vec_extract_hi_v32qi): Likewise.
9096 (avx_unpckhpd256): Likewise.
9097 (*avx_unpckhpd): Likewise.
9098 (avx_movddup256): Likewise.
9099 (*avx_movddup): Likewise.
9100 (avx_unpcklpd256): Likewise.
9101 (*avx_unpcklpd): Likewise.
9102 (avx_shufpd256): Likewise.
9103 (avx_shufpd256_1): Likewise.
9104 (*avx_punpckhqdq): Likewise.
9105 (*avx_punpcklqdq): Likewise.
9106 (*avx_shufpd_<mode>): Likewise.
9107 (*avx_storehpd): Likewise.
9108 (*avx_loadhpd): Likewise.
9109 (*avx_loadlpd): Likewise.
9110 (*avx_movsd): Likewise.
9111 (*vec_concatv2df_avx): Likewise.
9112 (*avx_<plusminus_insn><mode>3): Likewise.
9113 (*avx_<plusminus_insn><mode>3): Likewise.
9114 (*avx_mulv8hi3): Likewise.
9115 (*avxv8hi3_highpart): Likewise.
9116 (*avx_umulv8hi3_highpart): Likewise.
9117 (*avx_umulv2siv2di3): Likewise.
9118 (*avx_mulv2siv2di3): Likewise.
9119 (*avx_pmaddwd): Likewise.
9120 (*avx_mulv4si3): Likewise.
9121 (*avx_ashr<mode>3): Likewise.
9122 (*avx_lshr<mode>3): Likewise.
9123 (*avx_ashl<mode>3): Likewise.
9124 (*avx_<code><mode>3): Likewise.
9125 (*avx_eq<mode>3): Likewise.
9126 (*avx_gt<mode>3): Likewise.
9127 (*avx_nand<mode>3): Likewise.
9128 (*avx_nand<mode>3): Likewise.
9129 (*avx_<code><mode>3): Likewise.
9130 (*avx_<code><mode>3): Likewise.
9131 (*avx_packsswb): Likewise.
9132 (*avx_packssdw): Likewise.
9133 (*avx_packuswb): Likewise.
9134 (*avx_punpckhbw): Likewise.
9135 (*avx_punpcklbw): Likewise.
9136 (*avx_punpckhwd): Likewise.
9137 (*avx_punpcklwd): Likewise.
9138 (*avx_punpckhdq): Likewise.
9139 (*avx_punpckldq): Likewise.
9140 (*avx_pinsr<avxmodesuffixs>): Likewise.
9141 (*avx_pinsrq): Likewise.
9142 (*avx_loadld): Likewise.
9143 (*vec_extractv2di_1_rex64_avx): Likewise.
9144 (*vec_extractv2di_1_avx): Likewise.
9145 (*vec_dupv2di_avx): Likewise.
9146 (*vec_concatv2si_avx): Likewise.
9147 (*vec_concatv4si_1_avx): Likewise.
9148 (*vec_concatv2di_avx): Likewise.
9149 (*vec_concatv2di_rex64_avx): Likewise.
9150 (*avx_uavgv16qi3): Likewise.
9151 (*avx_uavgv8hi3): Likewise.
9152 (*avx_psadbw): Likewise.
9153 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9154 (*avx_phaddwv8hi3): Likewise.
9155 (*avx_phadddv4si3): Likewise.
9156 (*avx_phaddswv8hi3): Likewise.
9157 (*avx_phsubwv8hi3): Likewise.
9158 (*avx_phsubdv4si3): Likewise.
9159 (*avx_phsubswv8hi3): Likewise.
9160 (*avx_pmaddubsw128): Likewise.
9161 (*avx_pmulhrswv8hi3): Likewise.
9162 (*avx_pshufbv16qi3): Likewise.
9163 (*avx_psign<mode>3): Likewise.
9164 (*avx_palignrti): Likewise.
9165 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9166 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9167 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9168 (*avx_mpsadbw): Likewise.
9169 (*avx_packusdw): Likewise.
9170 (*avx_pblendvb): Likewise.
9171 (*avx_pblendw): Likewise.
9172 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9173 (avx_ptest256): Likewise.
9174 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9175 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9176 (*avx_aesenc): Likewise.
9177 (*avx_aesenclast): Likewise.
9178 (*avx_aesdec): Likewise.
9179 (*avx_aesdeclast): Likewise.
9180 (avx_vzeroupper): Likewise.
9181 (avx_vzeroupper_rex64): Likewise.
9182 (avx_vpermil<mode>): Likewise.
9183 (avx_vpermilvar<mode>3): Likewise.
9184 (avx_vpermil2<mode>3): Likewise.
9185 (avx_vperm2f128<mode>3): Likewise.
9186 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9187 (avx_vbroadcastss256): Likewise.
9188 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9189 (avx_vinsertf128<mode>): Likewise.
9190 (vec_set_lo_<mode>): Likewise.
9191 (vec_set_hi_<mode>): Likewise.
9192 (vec_set_lo_<mode>): Likewise.
9193 (vec_set_hi_<mode>): Likewise.
9194 (vec_set_lo_v16hi): Likewise.
9195 (vec_set_hi_v16hi): Likewise.
9196 (vec_set_lo_v32qi): Likewise.
9197 (vec_set_hi_v32qi): Likewise.
9198 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9199 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9200 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9201 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9202 (vec_init<mode>): Likewise.
9203 (*vec_concat<mode>_avx): Likewise.
9204 (blendbits): Support V8SF and V4DF.
9205 (sse2_movq128): Support AVX.
9206 (<sse>_movnt<mode>): Likewise.
9207 (sse2_movntv2di): Likewise.
9208 (sse_rcpv4sf2): Likewise.
9209 (sse_sqrtv4sf2): Likewise.
9210 (sse_rsqrtv4sf2): Likewise.
9211 (<sse>_comi): Likewise.
9212 (<sse>_ucomi): Likewise.
9213 (sse_cvtss2si): Likewise.
9214 (sse_cvtss2si_2): Likewise.
9215 (sse_cvtss2siq): Likewise.
9216 (sse_cvtss2siq_2): Likewise.
9217 (sse_cvttss2si): Likewise.
9218 (sse_cvttss2siq): Likewise.
9219 (sse2_cvtsd2si): Likewise.
9220 (sse2_cvtsd2si_2): Likewise.
9221 (sse2_cvtsd2siq): Likewise.
9222 (sse2_cvtsd2siq_2): Likewise.
9223 (sse2_cvttsd2si): Likewise.
9224 (sse2_cvttsd2siq): Likewise.
9225 (sse2_cvtdq2pd): Likewise.
9226 (*sse2_cvtpd2dq): Likewise.
9227 (*sse2_cvttpd2dq): Likewise.
9228 (*sse2_cvtpd2ps): Likewise.
9229 (sse2_cvtps2pd): Likewise.
9230 (sse3_movshdup): Likewise.
9231 (sse3_movsldup): Likewise.
9232 (sse_storehps): Likewise.
9233 (*sse4_1_extractps): Likewise.
9234 (sse2_storelpd): Likewise.
9235 (vec_dupv2df_sse3): Likewise.
9236 (*vec_concatv2df_sse3): Likewise.
9237 (*sse4_1_pextrb): Likewise.
9238 (*sse4_1_pextrb_memory): Likewise.
9239 (*sse2_pextrw): Likewise.
9240 (*sse4_1_pextrw_memory): Likewise.
9241 (*sse4_1_pextrd): Likewise.
9242 (*sse4_1_pextrq): Likewise.
9243 (sse2_pshufd_1): Likewise.
9244 (sse2_pshuflw_1): Likewise.
9245 (sse2_pshufhw_1): Likewise.
9246 (*sse2_storeq_rex64): Likewise.
9247 (*vec_dupv4si): Likewise.
9248 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9249 (sse2_pmovmskb): Likewise.
9250 (*sse2_maskmovdqu): Likewise.
9251 (*sse2_maskmovdqu_rex64): Likewise.
9252 (sse_ldmxcsr): Likewise.
9253 (sse_stmxcsr): Likewise.
9254 (abs<mode>2): Likewise.
9255 (sse4_1_movntdqa): Likewise.
9256 (sse4_1_phminposuw): Likewise.
9257 (sse4_1_extendv8qiv8hi2): Likewise.
9258 (*sse4_1_extendv8qiv8hi2): Likewise.
9259 (sse4_1_extendv4qiv4si2): Likewise.
9260 (*sse4_1_extendv4qiv4si2): Likewise.
9261 (sse4_1_extendv2qiv2di2): Likewise.
9262 (*sse4_1_extendv2qiv2di2): Likewise.
9263 (sse4_1_extendv4hiv4si2): Likewise.
9264 (*sse4_1_extendv4hiv4si2): Likewise.
9265 (sse4_1_extendv2hiv2di2): Likewise.
9266 (*sse4_1_extendv2hiv2di2): Likewise.
9267 (sse4_1_extendv2siv2di2): Likewise.
9268 (*sse4_1_extendv2siv2di2): Likewise.
9269 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9270 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9271 (sse4_1_zero_extendv4qiv4si2): Likewise.
9272 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9273 (sse4_1_zero_extendv2qiv2di2): Likewise.
9274 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9275 (sse4_1_zero_extendv4hiv4si2): Likewise.
9276 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9277 (sse4_1_zero_extendv2hiv2di2): Likewise.
9278 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9279 (sse4_1_zero_extendv2siv2di2): Likewise.
9280 (*sse4_1_zero_extendv2siv2di2): Likewise.
9281 (sse4_1_ptest): Likewise.
9282 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9283 (sse4_2_pcmpestri): Likewise.
9284 (sse4_2_pcmpestrm): Likewise.
9285 (sse4_2_pcmpistri): Likewise.
9286 (sse4_2_pcmpistrm): Likewise.
9288 (aeskeygenassist): Likewise.
9290 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/predicates.md (vzeroall_operation): New.
9294 * config/i386/sse.md (avx_vzeroall): New.
9295 (*avx_vzeroall): Likewise.
9297 2008-08-28 Paul Brook <paul@codesourcery.com>
9298 Mark Shinwell <shinwell@codesourcery.com>
9299 Richard Earnshaw <richard.earnshaw@arm.com>
9301 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9302 (TARGET_MIN_ANCHOR_OFFSET): New.
9303 (arm_override_options): Set correct anchor ranges for Thumb-1
9304 and Thumb-2 if required.
9305 (legitimize_pic_address): Handle case involving a TLS symbol
9306 reference with an addend.
9307 (arm_optimization_options): Enable section anchors at -O1 and
9309 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9310 * config/arm/arm-protos.h (arm_optimization_options): New.
9312 2008-08-28 Nick Clifton <nickc@redhat.com>
9314 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9315 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9318 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9319 * config/v850/v850.md (return): Remove frame size restriction.
9321 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9323 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9325 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9327 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9329 2008-08-28 Paul Brook <paul@codesourcery.com>
9331 * config/arm/vfp11.md: Update license notice.
9332 * config/arm/cortex-r4.md: Ditto.
9334 2008-08-28 Richard Guenther <rguenther@suse.de>
9336 PR tree-optimization/37207
9337 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9340 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9343 * tree.c (int_fits_type_p): Don't forget unsigned integers
9344 of type sizetype which higher end word equals -1.
9346 2008-08-28 Ira Rosen <irar@il.ibm.com>
9348 * target.h (struct vectorize): Add new target builtin.
9349 * tree-vectorizer.c (destroy_loop_vec_info): Call
9350 vect_free_slp_instance instead of vect_free_slp_node.
9351 * tree-vectorizer.h (enum slp_load_perm_type): New.
9352 (struct _slp_instance): Add new fields.
9353 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9354 (SLP_INSTANCE_LOADS): New.
9355 (vect_free_slp_tree): Remove.
9356 (vect_free_slp_instance): Declare.
9357 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9358 (vectorizable_load): Add argument.
9359 (vect_transform_slp_perm_load): New.
9360 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9362 (vect_get_place_in_interleaving_chain): New function.
9363 (vect_free_slp_tree): Make static.
9364 (vect_free_slp_instance): New function.
9365 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9366 collect the load location in the interleaving chain.
9367 (vect_supported_slp_permutation_p): New function.
9368 (vect_supported_load_permutation_p): Likewise.
9369 (vect_analyze_slp_instance): In case of loads permutation, call
9370 vect_supported_load_permutation_p to check that the permutation is
9372 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9373 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9374 (vect_create_mask_and_perm): New function.
9375 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9376 (vectorizable_load): Add an argument. Don't keep the created vectors
9377 statements in the node if permutation is required. Call
9378 vect_transform_slp_perm_load to generate the permutation.
9379 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9380 additional argument.
9381 (vect_schedule_slp_instance): In case of loads permutation, allocate
9382 vectorized statements structure for all the related SLP nodes. Call
9383 vect_transform_stmt with addditional argument.
9384 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9385 * config/spu/spu.c (spu_builtin_vec_perm): New.
9386 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9387 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9388 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9389 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9391 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9393 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9394 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9395 __gthread_cond_signal, __gthread_cond_timedwait,
9396 __gthread_cond_timedwait_recursive): New functions.
9397 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9399 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9402 2008-08-28 Richard Guenther <rguenther@suse.de>
9405 * fold-const.c (maybe_canonicalize_comparison_1): Require
9406 undefined overflow only for canonicalizing A +- CST cmp CST.
9407 Make sure to not generate new constants that are not inside
9408 their TYPE_MIN/MAX_VALUE range.
9409 (maybe_canonicalize_comparison): Remove undefined overflow
9411 (fold_binary): Remove now duplicate folding.
9413 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9415 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9416 use not updated in the last change.
9418 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9420 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9421 (IRA_COVER_CLASSES): Add FPUL_REGS.
9423 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9426 * c-common.c (conversion_warning): Check for null operands.
9428 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9431 * c-decl.c (check_for_loop_decls): Improve error message. Give
9434 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9437 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9438 (convert_for_assignment): Pass corrent OPT_W* parameter to
9439 WARN_FOR_ASSIGNMENT.
9441 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9444 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9446 2008-08-27 Paul Brook <paul@codesourcery.com>
9448 * config.gcc: Loosen checks for arm uclinux eabi targets.
9450 2008-08-27 Paul Brook <paul@codesourcery.com>
9452 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9454 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9456 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9458 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9459 the enumerators of an ENUMERAL_TYPE.
9460 * dbxout.c (dbxout_type): Ditto.
9462 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9465 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9466 (fwprop_addr): Check that the loop_father is not the outer loop.
9468 2008-08-26 Paul Brook <paul@codesourcery.com>
9470 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9471 Remove documentation entry for fmul type.
9472 Use fmuls to annotate single-precision multiplication patterns,
9473 fmuld to annotate double-precision multiplication patterns,
9474 fmacs to annotate single-precision multiply-accumulate patterns
9475 and fmacd to annotate double-precision multiply-accumulate patterns.
9476 * config/arm/vfp11.md: Update reservations accordingly.
9477 * config/arm/arm.md: Note that certain values of the "type"
9478 attribute are documented in vfp.md.
9479 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9480 (v10_cvt): Use new fmul types.
9482 2008-08-26 Paul Brook <paul@codesourcery.com>
9484 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9485 * config/arm/vfp11.md: ...here. New.
9486 * config/arm/arm.md: Include vfp11.md.
9488 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9490 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9491 parameter to inform call.
9493 2008-08-26 Jeff Law <law@redhat.com>
9495 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9496 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9497 preferred class when copying a constant into a partial word register.
9499 2008-08-26 Ben Elliston <bje@au.ibm.com>
9501 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9502 * cp/typeck.c: Likewise.
9503 * cp/tree.c: Likewise.
9504 * gimple-low.c: Likewise.
9507 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9509 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9510 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9512 * doc/passes.texi: Describe IRA.
9514 * doc/tm.texi (IRA_COVER_CLASSES,
9515 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9517 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9518 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9519 -fira-propagate-cost, -fno-ira-share-save-slots,
9520 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9522 * flags.h (ira_algorithm): New enumeration.
9523 (flag_ira_algorithm, flag_ira_verbose): New external variable
9526 * postreload.c (gate_handle_postreload): Don't do post reload
9527 optimizations unless the reload is completed.
9529 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9532 * tree-pass.h (pass_ira): New external variable declaration.
9534 * reload.h: Add 2008 to the Copyright.
9536 * cfgloopanal.c: Include params.h.
9537 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9540 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9542 * toplev.c (ira.h): New include.
9543 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9544 (backend_init_target): Call ira_init.
9545 (backend_init): Call ira_init_once.
9546 (finalize): Call finish_ira_once.
9548 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9549 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9552 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9553 may_move_out_cost): New external variable declarations.
9554 (move_table): New typedef.
9556 * caller-save.c: Include headers output.h and ira.h.
9557 (no_caller_save_reg_set): New global variable.
9558 (save_slots_num, save_slots): New variables.
9559 (reg_save_code, reg_restore_code, add_stored_regs): Add
9561 (init_caller_save): Set up no_caller_save_reg_set.
9562 (init_save_areas): Reset save_slots_num.
9563 (saved_hard_reg): New structure.
9564 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9565 (initiate_saved_hard_regs, new_saved_hard_reg,
9566 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9568 (setup_save_areas): Add code for sharing stack slots.
9569 (all_blocks): New variable.
9570 (save_call_clobbered_regs): Process pseudo-register too.
9571 (mark_set_regs): Process pseudo-register too.
9572 (insert_one_insn): Put the insn after bb note in a empty basic
9573 block. Add insn check.
9575 * global.c (eliminable_regset): Make it external.
9576 (mark_elimination): Use DF_LR_IN for IRA.
9577 (pseudo_for_reload_consideration_p): New.
9578 (build_insn_chain): Make it external. Don't ignore spilled
9579 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9580 (gate_handle_global_alloc): New function.
9581 (pass_global_alloc): Add the gate function.
9583 * opts.c (decode_options): Set up flag_ira. Print the warning for
9585 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9587 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9589 * regmove.c (regmove_optimize): Don't do replacement of output for
9592 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9593 New external variable declarations.
9595 * local-alloc.c (update_equiv_regs): Make it external. Return
9596 true if jump label rebuilding should be done. Rescan new_insn for
9598 (gate_handle_local_alloc): New function.
9599 (pass_local_alloc): Add the gate function.
9601 * alias.c (value_addr_p, stack_addr_p): New functions.
9602 (nonoverlapping_memrefs_p): Use them for IRA.
9604 * common.opt (fira, fira-algorithm, fira-coalesce,
9605 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9606 fira-verbose): New options.
9608 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9609 move_cost, may_move_in_cost, may_move_out_cost): Make the
9611 (move_table): Remove typedef.
9612 (init_move_cost): Make it external.
9613 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9616 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9617 setup_reg_classes): New function prototypes.
9618 (eliminable_regset): New external variable declaration.
9619 (build_insn_chain, update_equiv_regs): New function prototypes.
9621 * Makefile.in (IRA_INT_H): New definition.
9622 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9623 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9624 (reload1.o, toplev.o): Add dependence on ira.h.
9625 (cfgloopanal.o): Add PARAMS_H.
9626 (caller-save.o): Add dependence on output.h and ira.h.
9627 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9628 ira-emit.o, ira-lives.o): New entries.
9630 * passes.c (pass_ira): New pass.
9632 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9634 * reload1.c (ira.h): Include the header.
9635 (changed_allocation_pseudos): New bitmap.
9636 (init_reload): Initiate the bitmap.
9637 (compute_use_by_pseudos): Permits spilled registers in FROM.
9638 (temp_pseudo_reg_arr): New variable.
9639 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9640 IRA. Call alter_reg with the additional parameter. Don't clear
9641 spilled_pseudos for IRA. Restore original insn chain for IRA.
9642 Clear changed_allocation_pseudos at the end of reload.
9643 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9644 (hard_regno_to_pseudo_regno): New variable.
9645 (count_pseudo): Check spilled pseudos. Set up
9646 hard_regno_to_pseudo_regno.
9647 (count_spilled_pseudo): Check spilled pseudos. Update
9648 hard_regno_to_pseudo_regno.
9649 (find_reg): Use better_spill_reload_regno_p. Check
9650 hard_regno_to_pseudo_regno.
9651 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9653 (eliminate_regs_1): Use additional parameter for alter_reg.
9654 (finish_spills): Set up pseudo_previous_regs only for spilled
9655 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9656 more arguments. Don't clear live_throughout and dead_or_set for
9657 spilled pseudos. Use additional parameter for alter_reg. Call
9658 mark_allocation_change. Set up changed_allocation_pseudos.
9659 Remove sanity check.
9660 (emit_input_reload_insns, delete_output_reload): Use additional
9661 parameter for alter_reg. Call mark_allocation_change.
9662 (substitute, gen_reload_chain_without_interm_reg_p): New
9664 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9666 * testsuite/gcc.dg/20080410-1.c: New file.
9668 * config/s390/s390.h (IRA_COVER_CLASSES,
9669 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9671 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9673 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9675 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9677 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9679 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9681 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9683 2008-08-24 Jeff Law <law@redhat.com>
9684 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9685 when ignoring unavailable registers.
9687 2008-08-24 Jeff Law <law@redhat.com>
9688 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9689 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9690 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9691 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9693 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9694 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9696 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9697 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9698 * reload1.c (find_reg): Process registers in register allocation order.
9700 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9701 * toplev.c (backend_init_target): Move ira_init call from
9703 (lang_dependent_init_target): ...to here.
9705 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9706 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9707 calculate memory move costs for NO_REGS.
9709 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9710 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9711 STACK_REGS is defined.
9713 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9714 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9716 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9717 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9719 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9720 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9721 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9724 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9725 Dorit Nuzman <dorit@il.ibm.com>
9727 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9728 vec_extract_evenv4sf, vec_extract_evenv8hi,
9729 vec_extract_evenv16qi, vec_extract_oddv4si,
9730 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9731 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9732 vec_interleave_highv4si, vec_interleave_lowv4si,
9733 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9734 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9735 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9737 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9740 * config/rs6000/rs6000.c (optimization_options): Don't default to
9741 section anchors without toplevel reorder.
9743 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9745 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9746 (mfc_end_critical_section): Likewise.
9748 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9750 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9751 all type qualifiers from element type to vector type.
9753 2008-08-25 David Daney <ddaney@avtrex.com>
9755 * config/mips/mips.md (immediate_insn): Move up in file, fix
9756 comment typo, reformat.
9757 (fetchop_bit, atomic_hiqi_op memory_barrier,
9758 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9759 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9760 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9761 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9762 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9763 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9764 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9765 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9766 sync_old_nand<mode>, sync_new_nand<mode>,
9767 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9768 test_and_set_12): Moved to sync.md.
9770 * config/mips/sync.md: New file.
9772 2008-08-25 Richard Henderson <rth@redhat.com>
9774 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9775 (regsave): Likewise.
9776 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9777 (output_cfi_directive): Likewise.
9778 (div_data_align): New.
9779 (output_cfi): Use it.
9781 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9783 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9784 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9785 (TARGET_OCTEON): New macro.
9786 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9787 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9788 (ISA_HAS_POP): New macro.
9789 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9791 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9793 * config/mips/mips.md (cpu): Add octeon.
9794 (type): Add pop attribute value.
9795 (popcount<mode>2): New pattern.
9796 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9798 2008-08-24 Jan Hubicka <jh@suse.cz>
9800 * doc/invoke.texi (-fipa-cp-clone): New option.
9801 (-fipa-cp): Update docs.
9802 (--param ipcp-unit-growth):New.
9803 * ipa-cp.c: Include fibheap.h, params.h
9804 (ipcp_initialize_node_lattices): When not cloning, all externally
9805 visible functions are bottom.
9806 (ipcp_need_redirect_p): Accept clones.
9807 (ipcp_insert_stage): Use cost driven heuristics.
9808 (max_count, dead_nodes): New static vars.
9809 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9810 ipcp_const_param_count): New functions.
9811 * common.opt (ipa-cp-clone): New command line option.
9812 * params.def (ipcp-unit-growth): New.
9814 2008-08-24 Jan Hubicka <jh@suse.cz>
9816 * tree-inline.c (tree_function_versioning): Look harder
9817 for referenced vars.
9819 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9821 PR tree-optimization/37185
9822 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9824 2008-08-23 Jan Hubicka <jh@suse.cz>
9826 * ipa-cp.c (ipcp_analyze_node): New function.
9827 (ipcp_update_cloned_node): Use it.
9828 (ipcp_init_stage): Likewise.
9829 * ipa-inline.c (function_insertion_hook_holder): New static var.
9830 (analyze_function): Break out from ....
9831 (inline_generate_summary): Here; register insertion hook.
9832 (cgraph_decide_inlining): Remove hook.
9833 (add_new_function): New function.
9835 2008-08-23 Jan Hubicka <jh@suse.cz>
9837 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9839 2008-08-23 Jan Hubicka <jh@suse.cz>
9841 * ipa-cp.c (constant_val_insert): Remove.
9842 (ipcp_propagate_one_const): Remove.
9843 (ipcp_create_replace_map): Always insert replacements to the map.
9844 (ipcp_insert_stage): Do not try to insert statements by hand.
9845 * tree-inline.c (insert_init_stmt): Break out from ...
9846 (setup_one_parameter): ... here; allow NULL BB pointer.
9847 (tree_function_versioning): Use setup_one_parameter to process
9850 2008-08-23 Jan Hubicka <jh@suse.cz>
9852 * tree.c (decl_address_ip_invariant_p): New function.
9853 * tree.h (decl_address_ip_invariant_p): Declare.
9854 * gimple.c (strip_invariant_refs): Break out from ...
9855 (is_gimple_invariant_address): ... here
9856 (is_gimple_ip_invariant_address): New function.
9857 (is_gimple_ip_invariant): New function.
9858 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9861 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9862 (ipcp_lat_is_insertable): All constants are insertable.
9863 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9864 IPA_CONST_VALUE_REF.
9865 (ipcp_initialize_node_lattices): Propagate all types of operands.
9866 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9867 (ipcp_create_replace_map): Reformat.
9868 (ipcp_need_redirect_p): Simplify.
9869 (ipcp_insert_stage): Check that argument is used before clonning.
9870 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9872 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9873 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9874 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9875 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9876 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9877 * tree-inline.c (tree_function_versioning): Add variables referenced
9880 2008-08-23 Jan Hubicka <jh@suse.cz>
9883 * i386.c (standard_80387_constant_p): Use optimize_size.
9885 2008-08-23 Ira Rosen <irar@il.ibm.com>
9887 PR tree-optimization/37161
9888 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9889 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9890 (vect_determine_vectorization_factor): Move the scalar type
9891 retrieval to vect_get_smallest_scalar_type.
9892 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9893 scalar type. Remove redundant computation.
9894 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9895 (vect_get_slp_defs): Take the type of RHS into account if
9896 necessary by calling vect_get_smallest_scalar_type. Call
9897 vect_get_constant_vectors with additional argument.
9899 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9902 * doc/invoke.texi (Wwrite-strings): Clarify description.
9904 2008-08-23 Ira Rosen <irar@il.ibm.com>
9906 PR tree-optimization/37174
9907 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9908 def stmt is a part of the loop before accessing its stmt_vec_info.
9910 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9913 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9914 (*swap): New insn pattern.
9915 (*ashlqi3): Rename from ashlqi3 insn pattern.
9916 (ashlqi3): New expanders.
9917 (*lshrqi3): Rename from lshrqi3 insn pattern.
9918 (lshrqi3): New expanders.
9919 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9920 lshrqi3_const5, lshrqi3_const6): New splitters.
9921 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9922 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9925 2008-08-22 Richard Guenther <rguenther@suse.de>
9927 PR tree-optimization/37078
9928 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9929 [+INF, +INF] ranges.
9931 2008-08-22 Richard Guenther <rguenther@suse.de>
9933 PR tree-optimization/37143
9934 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9935 a conversion statement instead of a copy.
9937 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9940 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9941 CCCmode, CCOmode and CCSmode destination modes.
9944 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9945 from different units in a single alternative.
9946 (*vec_extractv2sf_1): Ditto.
9947 (*vec_extractv2si_0): Ditto.
9948 (*vec_extractv2si_1): Ditto.
9949 * config/i386/sse.md (sse2_storehpd): Ditto.
9950 (sse2_storelpd): Ditto.
9951 (sse2_loadhpd): Ditto.
9952 (sse2_loadlpd): Ditto.
9955 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9956 (popcountsi2): Ditto.
9957 (clzdi2_abm): Ditto.
9958 (popcountdi2): Ditto.
9959 (clzhi2_abm): Ditto.
9960 (popcounthi2): Ditto.
9962 2008-08-22 Richard Guenther <rguenther@suse.de>
9966 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9967 if the multiplication does not overflow.
9969 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9971 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9973 2008-08-21 Richard Henderson <rth@redhat.com>
9975 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9976 spurrious comma from test.
9977 * configure: Rebuild.
9979 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9982 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9985 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9987 * c-tree.h (grokfield): New argument.
9988 * c-decl.c (grokfield): Handle new location argument.
9989 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9991 2008-08-21 Richard Guenther <rguenther@suse.de>
9993 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9995 2008-08-21 Jan Hubicka <jh@suse.cz>
9997 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9998 (cgraph_add_function_insertion_hook,
9999 cgraph_remove_function_insertion_hook,
10000 cgraph_call_function_insertion_hooks): New functions.
10001 * cgraph.h (cgraph_add_function_insertion_hook,
10002 cgraph_remove_function_insertion_hook,
10003 cgraph_call_function_insertion_hooks): Declare.
10004 * ipa-reference.c (function_insertion_hook_holder): New variable.
10005 (check_operand, look_for_address_of): When checking late, do not care
10006 about module bitmaps.
10007 (add_new_function): New function.
10008 (generate_summary): Register hooks; zero module bitmaps.
10009 (propagate): Unregister hooks.
10010 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
10011 (add_new_function): New function.
10012 (generate_summary): Register hook.
10013 (propagate): Remove hook.
10015 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
10017 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
10018 * ipa-cp.c (ipcp_update_cloned_node): New function.
10019 (build_const_val): Handle functions correctly; bring type logic
10020 into sync with tree-inline.c
10021 (ipcp_init_stage): Take care of computing stuff needed by
10022 indirect inlining; update clones.
10023 (ipcp_generate_summary): Break out of ipcp_driver.
10024 (ipcp_driver): Do only execution and transformation.
10025 (pass_ipa_cp): Make IPA_PASS.
10026 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10028 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10029 ipcp, some info is already available.
10030 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10031 * tree-inline.c (remap_ssa_name): Unshare expression.
10033 2008-08-21 Richard Guenther <rguenther@suse.de>
10035 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10036 a PHI ask VN if it is already available.
10037 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10038 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10040 2008-08-21 Richard Guenther <rguenther@suse.de>
10042 PR middle-end/36817
10043 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10044 makes sure to produce a result of the correct type.
10046 2008-08-21 Jan Hubicka <jh@suse.cz>
10047 Backport from LTO branch:
10049 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10050 Jan Hubicka <jh@suse.cz>
10053 (init_state, finish_state, set_function_state, generate_summary):
10055 (scan_stmt): Renamed from scan_function. Changed to keep state in
10056 local static vars rather than cgraph aux field.
10057 (propagate): Renamed from static_execute. Changed to keep state in
10058 local static vars rather than cgraph aux field.
10059 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10060 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10062 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10064 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10065 * ipa-reference.c (init_function_info, generate_summary,
10066 propagate): New functions.
10067 (analyze_function): Call init_function_info.
10068 (static_execute): Stripped into generate_summary and propagate.
10069 (pass_ipa_reference): Made into ipa_opt_pass.
10071 2008-08-21 Richard Guenther <rguenther@suse.de>
10073 PR tree-optimization/37181
10074 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10076 (extract_range_from_unary_expr): Likewise.
10078 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10080 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10082 * toplev.h (pedwarn_at): Likewise.
10083 * builtins.c: Update all calls to pedwarn.
10084 * c-lex.c: Likewise.
10085 * toplev.c: Likewise.
10086 * c-tree.h: Likewise.
10087 * c-decl.c: Likewise.
10088 * c-errors.c: Likewise.
10089 * c-typeck.c: Likewise.
10090 * c-common.c: Likewise.
10091 * c-parser.c: Likewise.
10093 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10096 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10097 with MODE_VECTOR_INT mode.
10099 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10102 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10103 initialized outside the current module.
10104 (warn_uninitialized_var): Ignore left-hand side when walking the
10105 trees. Ignore address expressions. Examine VUSE operands in gimple
10106 statements with a variable declaration on the right-hand side.
10108 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10111 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10113 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10116 * c-common.c (conversion_warning): Do not warn if applying bit-and
10117 operator to unsigned constant that fits in the target type.
10119 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10122 * c-common.c (conversion_warning): Do not warn for artificial
10125 2008-08-20 Richard Guenther <rguenther@suse.de>
10127 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10128 (extract_range_from_binary_expr): Fall back to constant propagation.
10129 (extract_range_from_unary_expr): Likewise.
10131 2008-08-20 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10134 with TREE_THIS_VOLATILE on shared nodes.
10135 (fold_stmt_r): Likewise.
10137 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10140 * c-parser.c (c_parser_attributes): For keywords use canonical
10141 spelling for attr_name.
10143 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10145 * value-prof.c (check_counter): Revert wrong call to error.
10147 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10149 * profile.c: Update calls to inform.
10150 * value-prof.c: Update calls to inform.
10152 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10154 * diagnostic.c (inform): Add an explicit location_t parameter.
10155 * toplev.h (inform): Update declaration.
10156 * builtins.c: Update all calls to inform.
10157 * c-common.c: Likewise.
10158 * c-decl.c: Likewise.
10159 * c-opts.c: Likewise.
10160 * c-pch.c: Likewise.
10161 * c-pragma.c: Likewise.
10162 * c-typeck.c: Likewise.
10163 * coverage.c: Likewise.
10164 * opts.c: Likewise.
10165 * toplev.c: Likewise.
10166 * tree-cfg.c: Likewise.
10167 * tree-ssa.c: Likewise.
10169 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10172 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10173 V2DI mode, for SSE4.1, use movq instead of vector set if the
10174 second element is zero and inter-unit moves are OK.
10176 2008-08-20 Richard Guenther <rguenther@suse.de>
10178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10179 properly handle conversion/copy chains after tuplification.
10181 2008-08-20 Richard Guenther <rguenther@suse.de>
10183 * passes.c (init_optimization_passes): Move the second
10184 forwprop pass before alias computation. Remove the second
10185 DCE pass. Remove the first dominator and phi copy/const
10188 2008-08-20 Nick Clifton <nickc@redhat.com>
10190 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10191 support of this feature. Do not assume that a sufficiently new
10192 assembler will support the feature regardless of the target type.
10193 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10194 * configure: Regenerate.
10196 2008-08-20 Richard Guenther <rguenther@suse.de>
10198 * tree-vrp.c (found_in_subgraph): Remove.
10199 (live): New global static.
10200 (live_on_edge): New function.
10201 (blocks_visited): Remove.
10202 (register_edge_assert_for_2): Use live_on_edge.
10203 (find_conditional_asserts): Remove code dealing with
10204 found_in_subgraph. Do not walk the CFG.
10205 (find_switch_asserts): Likewise.
10206 (find_assert_locations_1): Renamed from find_assert_locations.
10207 Move finding assert locations for conditional and switch
10208 statements first. Update live bitmap. Do not walk the CFG.
10209 (find_assert_locations): New function.
10210 (insert_range_assertions): Remove entry of CFG walk.
10211 Adjust call to find_assert_locations.
10212 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10213 that only can appear because of fake exit edges but assert we
10214 never try to insert on those.
10215 (fini_pre): Do not remove fake exit edges here...
10216 (execute_pre): ...but here, before committing edge inserts.
10218 2008-08-19 Richard Guenther <rguenther@suse.de>
10220 * passes.c (init_optimization_passes): Exchange store-ccp
10223 2008-08-19 Rafael Espíndola <espindola@google.com>
10225 * varasm.c (weak_decls): Move earlier in the file.
10226 (assemble_external): Add weak decls to the weak_decls list.
10227 (declare_weak): Don't add decls to the weak_decls list.
10229 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10232 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10233 before (sse2_shufpd_<mode>).
10235 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10238 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10239 * tree.c (block_nonartificial_location): Likewise.
10241 2008-08-19 Richard Guenther <rguenther@suse.de>
10243 PR tree-optimization/35972
10244 PR tree-optimization/23094
10245 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10247 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10248 handle MISALIGNED_INDIRECT_REF.
10249 (get_ref_from_reference_ops): New helper.
10250 (vn_reference_lookup_pieces): Walk the use-def chain using the
10251 alias-oracle if requested.
10252 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10253 walking the use-def chain.
10254 (compute_avail): But not here.
10255 (create_component_ref_by_pieces_1): Properly handle
10256 MISALIGNED_INDIRECT_REF.
10257 (do_regular_insertion): Handle fully redundant
10258 expressions after PHI-translation also for SSA_NAME values, not
10259 only constants. Correctly use edoubleprime for that.
10261 2008-08-19 Ira Rosen <irar@il.ibm.com>
10263 * tree-vectorizer.c (supportable_widening_operation): Support
10264 multi-step conversion, return the number of steps in such conversion
10265 and the required intermediate types.
10266 (supportable_narrowing_operation): Likewise.
10267 * tree-vectorizer.h (vect_pow2): New function.
10268 (supportable_widening_operation): Change argument types.
10269 (supportable_narrowing_operation): Likewise.
10270 (vectorizable_type_promotion): Add an argument.
10271 (vectorizable_type_demotion): Likewise.
10272 * tree-vect-analyze.c (vect_analyze_operations): Call
10273 vectorizable_type_promotion and vectorizable_type_demotion with
10274 additional argument.
10275 (vect_get_and_check_slp_defs): Detect patterns.
10276 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10278 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10279 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10280 factor according to the smallest type in the loop.
10281 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10282 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10283 supportable_widening_operation with correct arguments.
10284 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10285 operands lists according to the number of vector statements in left
10286 or right node, if exists.
10287 (vect_gen_widened_results_half): Remove unused argument.
10288 (vectorizable_conversion): Call supportable_widening_operation,
10289 supportable_narrowing_operation, and vect_gen_widened_results_half
10290 with correct arguments.
10291 (vectorizable_assignment): Change documentation, support multiple
10293 (vectorizable_operation): Likewise.
10294 (vect_get_loop_based_defs): New function.
10295 (vect_create_vectorized_demotion_stmts): Likewise.
10296 (vectorizable_type_demotion): Support loop-aware SLP and general
10297 multi-step conversion. Call vect_get_loop_based_defs and
10298 vect_create_vectorized_demotion_stmts for transformation.
10299 (vect_create_vectorized_promotion_stmts): New function.
10300 (vectorizable_type_promotion): Support loop-aware SLP and general
10301 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10302 for transformation.
10303 (vectorizable_store): Change documentation, support multiple
10305 (vectorizable_load): Likewise.
10306 (vect_transform_stmt): Pass SLP_NODE to
10307 vectorizable_type_promotion and vectorizable_type_demotion.
10308 (vect_schedule_slp_instance): Move here the calculation of number
10309 of vectorized statements for each node from...
10310 (vect_schedule_slp): ... here.
10311 (vect_transform_loop): Call vect_schedule_slp without the last
10314 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10317 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10318 to == in assert statement.
10319 (vectorizable_reduction): Fix typo.
10321 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10324 * value-prof.c (check_counter): Dereference pointer to overall
10325 count when printing it.
10327 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10329 * profile.h: Really add it.
10331 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10333 * mcf.c: Really add it.
10335 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10336 Vinodha Ramasamy <vinodha@google.com>
10338 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10340 * value-prof.c (check_counter): Fix the counter if
10341 flag_profile_correction is true.
10342 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10343 tree_mod_subtract_transform):
10344 Follow check_counter parameter change.
10345 * common.opt (fprofile-correction): New option.
10347 * profile.h: Likewise.
10348 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10349 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10350 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10352 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10353 flag_profile_correction is set.
10355 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10357 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10359 2008-08-18 Tomas Bily <tbily@suse.cz>
10361 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10362 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10364 * tree-data-ref.c (split_constant_offset_1): Likewise.
10365 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10366 * tree-sra.c (sra_walk_expr): Likewise.
10367 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10368 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10369 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10370 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10372 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10373 * tree-vect-transform.c (vectorizable_type_demotion)
10374 (vectorizable_type_promotion): Likewise.
10375 * tree-inline.c (expand_call_inline):
10376 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10377 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10378 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10379 * expr.c (expand_expr_real_1): Likewise.
10380 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10381 (gimple_assign_unary_useless_conversion_p): Likewise.
10382 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10383 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10384 * fold-const.c (fold_unary): Likewise.
10385 * tree.h (CONVERT_EXPR_P): Likewise.
10386 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10387 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10389 (register_edge_assert_for_2, extract_range_from_unary_expr)
10390 (register_edge_assert_for_1): Likewise.
10392 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10394 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10395 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10396 (enum real_value_const): Delete.
10397 (get_real_const): Delete.
10398 * real.c (get_real_const): Delete.
10399 (dconst_e_ptr): Define.
10400 (dconst_third_ptr): Define.
10401 (dconst_sqrt2_ptr): Define.
10402 * builtins.c: Update all callers.
10404 2008-08-18 Richard Guenther <rguenther@suse.de>
10406 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10407 statement iterator after statement removal.
10409 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10411 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10412 (detect_processor_freebsd): Likewise.
10413 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10415 2008-08-18 Richard Guenther <rguenther@suse.de>
10417 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10418 and loads have the correct types.
10420 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10423 * c-opts.c (cpp_opts): Remove static.
10424 * c-parser.c (cpp_opts): Declare it extern.
10425 (disable_extension_diagnostics): Handle cpp options.
10426 (enable_extension_diagnostics): Likewise.
10428 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10430 * diagnostics.c (permerror_at): Rename as permerror.
10431 (permerror): Delete.
10432 * toplev.h: Likewise.
10434 2008-08-18 Richard Guenther <rguenther@suse.de>
10436 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10437 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10438 Move call_cdce before build_alias. Move copyrename2,
10439 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10440 right after final inlining.
10441 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10442 (pass_build_cfg): But instead via TODO_dump_func.
10444 2008-08-18 Richard Guenther <rguenther@suse.de>
10446 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10448 (scalarize_init): If we failed to generate some initializers
10449 do not generate zeros for not instantiated members. Instead
10450 rely on the copy out.
10451 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10452 about missing flow-sensitive alias info only if we have
10455 2008-08-17 Nick Clifton <nickc@redhat.com>
10457 * doc/extend.texi (Function Attributes): Fix typo in description
10458 if hot function attribute.
10460 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10461 Richard Sandiford <rdsandiford@googlemail.com>
10463 * doc/install.texi (--with-mips-plt): Document.
10464 * doc/invoke.texi (-mplt, -mno-plt): Document.
10465 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10466 and handle ${with_mips_plt}.
10467 * config/mips/mips.opt (mplt): New option.
10468 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10469 (TARGET_ABICALLS_PIC2): Likewise.
10470 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10471 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10472 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10473 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10474 to decide whether to output ".option picX" directives.
10475 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10476 Pass -call_nonpic rather than -KPIC for -mplt.
10477 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10478 on the command line. Also remove it when -mabi=64 is used without
10480 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10481 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10482 TARGET_ABICALLS_PIC0.
10483 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10485 (mips16_build_function_stub): Only output ".option pic" directives
10486 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10487 (mips16_build_call_stub): Fix comment and remove redundant
10488 ".set at"/"set .noat" directives.
10489 (mips_function_rodata_section): Use the default behaviour for
10490 TARGET_ABSOLUTE_ABICALLS.
10491 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10492 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10493 (mips_restore_gp): Do nothing if the current function doesn't use
10495 (mips_expand_prologue): Only save $gp if the current function uses it.
10496 Use a normal move for TARGET_ABICALLS_PIC0.
10497 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10499 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10501 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10502 of function when handling GLOBAL_POINTER_REGNUM.
10504 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10507 * common.opt (-fstack-check): Do not declare the variable here.
10508 (-fstack-check=): New option variant.
10509 * doc/invoke.texi (Code Gen Options): Document it.
10510 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10511 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10512 (STACK_CHECK_STATIC_BUILTIN): New macro.
10513 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10514 * opts.c: Include expr.h.
10515 (common_handle_option) <OPT_fold_stack_check_>: New case.
10516 <OPT_fstack_check>: Likewise.
10517 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10518 consistently in the test for variable-sized types. Adjust for
10519 new behaviour of flag_stack_check.
10520 * explow.c: Include except.h.
10521 (allocate_dynamic_stack_space): Do not take into account
10522 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10523 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10524 for variable-sized parameters. Treat all parameters whose size is
10525 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10526 stack checking is enabled.
10527 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10528 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10529 if generic stack checking is enabled.
10530 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10531 * reload1.c (reload): Likewise.
10532 * stmt.c (expand_decl): Assert that all automatic variables have
10533 fixed size at this point and remove dead code.
10534 * flags.h (stack_check_type): New enumeration type.
10535 (flag_stack_check): Declare.
10536 * toplev.c (flag_stack_check): New global variable.
10537 * Makefile.in (opts.o): Add dependency on EXPR_H.
10538 (explow.o): Add dependency on except.h.
10540 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10542 * config/avr/avr.c (avr_override_options): Reduce value of
10543 PARAM_INLINE_CALL_COST.
10545 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10547 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10548 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10549 lieu of TYPE_MODE (type) throughout.
10551 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10553 * config/arm/arm.c (add_minipool_backward_ref): Check for
10554 8-byte-aligned entries in second case of forcing insertion after a
10555 particular entry. Change third case to avoid inserting
10556 non-8-byte-aligned entries before 8-byte-aligned ones.
10558 2008-08-15 Richard Guenther <rguenther@suse.de>
10560 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10561 strip components for unknown size accesses.
10563 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10565 * config/s390/2097.md New file.
10566 * config/s390/s390.md ("z10prop" attribute): Define none,
10567 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10568 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10569 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10570 possible values and apply them to insns as appropriate.
10571 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10572 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10573 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10574 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10575 ("bfp" mode attribute): Removed. Every occurence replaced
10577 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10578 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10581 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10584 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10587 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10589 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10590 additional argument. Support reduction when duplication is needed due
10591 to data-types of different sizes in the loop.
10592 (get_initial_def_for_induction): Fix printout.
10593 (vect_get_vec_def_for_stmt_copy): Support case where the
10594 vec_stmt_for_operand is a phi node.
10595 (vectorizable_reduction): Support reduction when duplication is needed
10596 due to data-types of different sizes in the loop.
10597 (vectorizable_call): Remove restriction to not vectorize in case we
10598 have data-types of different sizes in the loop.
10599 (vectorizable_conversion): Likewise.
10600 (vectorizable_operation): Likewise.
10601 (vectorizable_type_demotion): Likewise.
10602 (vectorizable_type_promotion): Likewise.
10603 (vectorizable_induction): Add restriction to not vectorize in case
10604 we have data-types of different sizes in the loop.
10606 2008-08-14 Christophe Saout <christophe@saout.de>
10607 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10611 (*vec_concatv2di_rex64_sse4_1): Ditto.
10612 (*vec_concatv2di_rex64_sse): Ditto.
10614 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10616 PR middle-end/37103
10617 * fold-const.c (fold_widened_comparison): Do not allow
10618 sign changes that change the result even if shorter type
10619 is wider than arg1_unw's type.
10621 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10623 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10624 Skip if the multilib testing specifies -march that does not
10625 agree with the one specified in the testcase.
10627 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10629 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10630 zero extend SImode values being converted to TFmode before passing
10633 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10635 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10636 __PPU__ when targeting the Cell/B.E. PPU processor.
10638 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10640 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10641 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10642 Rematerialize the static chain, if any.
10643 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10646 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10648 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10649 (new_loc_descr): Likewise.
10650 (add_loc_descr): Likewise.
10651 (size_of_loc_descr): Likewise.
10652 (size_of_locs): Likewise.
10653 (output_loc_operands): Likewise.
10654 (output_loc_sequence): Likewise.
10655 (new_reg_loc_descr): New.
10656 (build_cfa_loc): Use it.
10657 (build_cfa_aligned_loc): Likewise.
10658 (one_reg_loc_descriptor): Likewise.
10659 (based_loc_descr): Likewise.
10661 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10664 * doc/invoke.texi (Wmain): Update.
10665 * c-decl.c (start_decl): warn_main is only 0 or 1.
10666 (start_function): Likewise. Fix formatting.
10667 (finish_function): Delete redundant warning.
10668 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10669 * c-opts (c_common_handle_option): -Wall only has effect if
10670 warn_main is uninitialized. OPT_Wmain is automatically
10671 handled. -pedantic also enables Wmain.
10672 (c_common_post_options): Handle all logic for Wmain here.
10673 * c-common.c (warn_main): Delete.
10674 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10675 * c-common.h (warn_main): Delete.
10677 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10679 PR middle-end/36701
10680 * expr.c (emit_group_store): Allocate stack temp with the
10681 largest alignment when copying from register to stack.
10683 2008-08-13 Richard Guenther <rguenther@suse.de>
10685 * tree.h (maybe_fold_offset_to_address): Declare.
10686 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10687 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10688 Likewise for POINTER_PLUS_EXPR.
10689 (maybe_fold_offset_to_reference): Enable disabled code.
10690 (maybe_fold_offset_to_address): New function.
10691 (fold_stmt_r): Use it.
10692 (fold_gimple_assign): Likewise.
10693 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10694 (gimplify_expr): Likewise.
10696 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10698 * toplev.h (pedwarn_at): Fix declaration.
10700 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10702 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10703 LINK_SPEC): Use %R in -Y P argument.
10705 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10708 * diagnostic.c (pedwarn_at): New.
10709 * toplev.h (pedwarn_at): Declare.
10710 * c-tree.h (build_enumerator): Update declaration.
10711 * c-decl.c (finish_enum): Update comment.
10712 (build_enumerator): Take a location parameter. Give a pedwarn but do
10713 not perform any conversion.
10714 * c-parser.c (c_parser_enum_specifier): Set correct location for
10717 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10720 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10721 expressions except for conversions to signed:1 bitfields. Handle
10722 COND_EXPR with constant operands.
10724 2008-08-13 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/15255
10727 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10728 (struct oecount_s): New struct and VEC types.
10729 (cvec): New global.
10730 (oecount_hash): New function.
10731 (oecount_eq): Likewise.
10732 (oecount_cmp): Likewise.
10733 (zero_one_operation): New function.
10734 (build_and_add_sum): Likewise.
10735 (undistribute_ops_list): Perform un-distribution of multiplication
10736 and division on the chain of summands.
10737 (should_break_up_subtract): Also break up subtracts for factors.
10738 (reassociate_bb): Delete dead visited statements.
10739 Call undistribute_ops_list. Re-sort and optimize if it did something.
10740 * passes.c (init_optimization_passes): Move DSE before
10742 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10745 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10747 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10749 * doc/invoke.texi: Revert unintended checkin.
10751 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10754 * gcc.c (include_spec_function): Tweak call to find_a_file.
10756 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10758 PR middle-end/37014
10759 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10760 and TRUTH_ORIF_EXPR.
10761 * dojump.c (do_jump): Likewise.
10763 PR tree-optimization/37084
10764 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10765 if id->regimplify, don't assume stmt is a cast assignment.
10767 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10769 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10771 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10774 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10777 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10779 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10780 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10782 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10783 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10784 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10785 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10786 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10788 * doc/tm.texi (Storage Layout): Remove documentation for
10789 TARGET_FLOAT_FORMAT.
10791 * simplify-rtx.c (simplify_binary_operation_1): Replace
10792 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10794 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10796 * real.h (struct real_format): New member has_sign_dependent_rounding.
10797 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10798 spu_single_format, ieee_double_format, mips_double_format,
10799 motorola_double_format, ieee_extended_motorola_format,
10800 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10801 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10802 mips_extended_format, ieee_quad_format, mips_quad_format,
10803 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10804 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10806 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10807 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10808 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10809 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10810 (ROUND_TOWARDS_ZERO): Likewise.
10812 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10813 (FLOAT_MODE_FORMAT): New macro.
10814 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10815 (MODE_COMPOSITE_P): ... this new macro.
10816 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10817 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10818 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10820 * flags.h: Include "real.h".
10822 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10823 REAL_MODE_FORMAT_COMPOSITE_P.
10824 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10826 * doc/tm.texi (Storage Layout): Remove documentation of
10827 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10828 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10829 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10830 they only apply to libgcc2.a.
10832 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10834 * config/spu/float_disf.c: New file.
10835 * config/spu/float_unsdisf.c: New file.
10836 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10837 (LIB2FUNCS_EXCLUDE): Define.
10839 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10840 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10842 * real.h (struct real_format): New member round_towards_zero.
10843 * real.c (round_for_format): Respect fmt->round_towards_zero.
10844 (ieee_single_format, mips_single_format, motorola_single_format,
10845 spu_single_format, ieee_double_format, mips_double_format,
10846 motorola_double_format, ieee_extended_motorola_format,
10847 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10848 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10849 mips_extended_format, ieee_quad_format, mips_quad_format,
10850 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10851 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10853 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10854 real_format to choose rounding mode when calling MPFR functions.
10855 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10856 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10858 * real.h (real_to_decimal_for_mode): Add prototype.
10859 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10860 Respect target rounding mode when generating decimal representation.
10861 (real_to_decimal): New stub for backwards compatibility.
10862 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10863 real_to_decimal_for_mode instead of real_to_decimal.
10865 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10867 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10868 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10870 * real.c (spu_single_format): New variable.
10871 * real.h (spu_single_format): Declare.
10873 * config/spu/spu.c (spu_override_options): Install SFmode format.
10874 (spu_split_immediate): Use integer mode to operate on pieces of
10875 floating-point values in all cases.
10877 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10878 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10879 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10881 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10883 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10885 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10887 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10889 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10892 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10893 on the VAR_DECL instead of TYPE_READONLY on its type.
10895 2008-08-12 Ira Rosen <irar@il.ibm.com>
10897 * tree-vectorizer.c: Depend on langhooks.h.
10898 (supportable_widening_operation): Add two arguments. Support double
10900 (supportable_narrowing_operation): Likewise.
10901 * tree-vectorizer.h (supportable_widening_operation): Add two
10903 (supportable_narrowing_operation): Likewise.
10904 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10905 supportable_widening_operation with correct arguments.
10906 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10907 (vectorizable_type_demotion): Support double type conversions.
10908 (vectorizable_type_promotion): Likewise.
10909 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10911 2008-08-11 Michael Matz <matz@suse.de>
10913 * i386/i386.c (override_options): Move initialisation from
10914 flag_schedule_insns_after_reload to here from ...
10915 (optimization_options): ... here.
10917 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10919 PR rtl-optimization/36998
10920 * dwarf2out.c (compute_barrier_args_size_1,
10921 compute_barrier_args_size): Temporarily remove assertions.
10923 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10925 PR middle-end/20644
10926 * tree-ssa.c (struct walk_data): Add new flag
10927 warn_possibly_uninitialized.
10928 (warn_uninitialized_var): Use it.
10929 (warn_uninitialized_vars): New.
10930 (execute_early_warn_uninitialized): Call it.
10931 (execute_late_warn_uninitialized): Likewise.
10933 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10935 PR middle-end/36238
10936 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10937 for memory subregs.
10939 2008-08-09 Jan Hubicka <jh@suse.cz>
10942 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10944 (expand_fix): Be prepared for expansion to fail.
10945 (expand_sfix_optab): Remove instructions if expansion failed.
10947 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10949 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10950 avr31 architecture.
10951 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10952 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10954 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10956 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10957 mips/t-libgcc-mips16 to tmake_file.
10958 * config/mips/mips-protos.h (mips_call_type): New enum.
10959 (mips_pic_base_register, mips_got_load): Declare.
10960 (mips_restore_gp): Take an rtx argument.
10961 (mips_use_pic_fn_addr_reg_p): Declare.
10962 (mips_expand_call): Replace the sibcall_p argument with
10963 a mips_call_type argument. Add a lazy_p parameter.
10964 (mips_split_call): Declare.
10965 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10966 (MIPS16_PIC_TEMP): Likewise.
10967 (reg_class): Delete M16_NA_REGS.
10968 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10969 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10970 (mips_split_hi_p): Declare.
10971 * config/mips/mips.c (mips_split_hi_p): New array.
10972 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10973 (mips_got_symbol_type_p): New function.
10974 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10975 (mips16_stub_function_p): New function.
10976 (mips16_local_function_p): Likewise.
10977 (mips_use_pic_fn_addr_reg_p): Likewise.
10978 (mips_cannot_force_const_mem): Return false for HIGHs.
10979 Extend CONST_INT and symbolic handling to MIPS16, using
10980 mips_symbol_insns to check that the base symbol type is a
10981 legitimate constant. Reject GOT-based constants if
10982 TARGET_MIPS16_PCREL_LOADS.
10983 (mips_const_insns): Check targetm.cannot_force_const_mem when
10984 decomposing a symbolic base and a large offset.
10985 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10986 When calling a function that needs $25 from MIPS16 code,
10987 move the target address into $25 separately and add a USE
10989 (mips16_gp_pseudo_reg): Insert the initializer immediately
10990 before the first real insn.
10991 (mips_pic_base_register, mips_got_load): New functions.
10992 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10993 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10994 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10995 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10996 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10997 also passing NULL_RTX rather than const0_rtx as the aux argument.
10998 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10999 instead of TARGET_EXPLICIT_RELOCS.
11000 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
11001 (mips_load_call_address): Replace the sibcall_p argument with
11002 a mips_call_type argument. Use mips_got_load.
11003 (mips16_local_alias): New structure.
11004 (mips16_local_aliases): New variable.
11005 (mips16_local_aliases_hash): New function.
11006 (mips16_local_aliases_eq): Likewise.
11007 (mips16_local_alias): Likewise.
11008 (mips16_stub_function): Likewise.
11009 (mips16_build_function_stub): Create a local alias for the target
11010 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
11011 .cpload directive and an R_MIPS_NONE relocation for the target
11012 function, then load the alias rather than the function itself.
11013 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
11014 (mips16_copy_fpr_return_value): Use mips16_stub_function and
11015 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
11016 (mips16_build_call_stub): Replace the FN parameter with an
11017 FN_PTR parameter. Force the address into a register if it
11018 isn't a call_insn_operand; don't rely on the caller to do this.
11019 If a call to a locally-defined and locally-binding MIPS16
11020 function must be made indirectly, redirect the call to the
11021 function's local alias. Use mips16_stub_function_p,
11022 mips16_stub_function, mips_expand_call and use_reg.
11023 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11024 Use explicit %hi and %lo accesses where possible.
11025 Use MIPS_CALL to generate the correct code form of a
11026 jal instruction. Add clobbers of $18 instead of uses.
11027 Update the call to mips_emit_call_insn.
11028 (mips_expand_call): Replace the SIBCALL_P argument with a
11029 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11030 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11031 allowing it to modify the call address. Update the calls to
11032 mips_load_call_address and mips_emit_call_insn.
11033 (mips_split_call): New function.
11034 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11035 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11036 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11037 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11038 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11040 (mips_cprestore_slot): New function.
11041 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11042 and use mips_cprestore_slot.
11043 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11045 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11046 then use a copygp_mips16 instruction to set up $28.
11047 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11048 (mips16_lay_out_constants): Call split_all_insns_noflow.
11049 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11050 false if TARGET_MIPS16.
11051 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11052 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11053 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11054 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11055 MIPS16 code. Allow MIPS16 o32 PIC.
11056 (mips_override_options): Allow MIPS16 o32 PIC.
11057 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11058 after reload if TARGET_USE_GOT.
11059 (UNSPEC_COPYGP): New constant.
11060 (length): Use a default length of 8 for MIPS16 GOT loads.
11061 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11062 (*got_page<mode>): Check mips_split_hi_p.
11063 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11064 (unspec_got<mode>, unspec_call<mode>): New expanders.
11065 (load_got<mode>, load_call<mode>): Remove the length attributes.
11066 Use a got attribute instead of a type attribute.
11067 (copygp_mips16): New insn.
11068 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11069 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11070 (sibcall, sibcall_value, call, call_value): Update the calls
11071 to mips_expand_call.
11072 (call_internal, call_value_internal): Use mips_split_call.
11073 (call_value_multiple_internal): Likewise.
11074 (call_split): Move after call_internal (the insn it is split from).
11075 (call_internal_direct, call_value_internal_direct): Turn into
11076 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11077 (call_direct_split, call_value_direct_split): New patterns.
11078 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11079 and use M16_REGS instead of M16_NA_REGS.
11080 * config/mips/predicates.md (const_call_insn_operand): Replace
11081 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11082 mips_use_pic_fn_addr_reg_p check.
11083 (move_operand): Reject HIGHs if mips_split_hi_p.
11084 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11085 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11086 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11087 * config/mips/libgcc-mips16.ver: New file.
11088 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11089 $(srcdir)/config/mips/libgcc-mips16.ver.
11091 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11093 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11095 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11096 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11097 (mips16_cfun_returns_in_fpr_p): Likewise.
11099 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11101 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11102 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11103 rather than 4 to PC.
11105 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11107 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11108 (FUNCTION_PROFILER): Save the static chain pointer into $2
11109 beforehand and restore it aftewards.
11110 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11111 address directly into $25 and call the function through $25;
11112 do not clobber $3. Pad the DImode version to cover the space
11113 left by the deleted $25 <- $3 move.
11114 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11115 the removal of the $25 <- $3 move.
11116 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11117 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11119 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11120 Daniel Jacobowitz <dan@codesourcery.com>
11122 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11123 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11124 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11125 * config/mips/mips.c (mips_start_function_definition): New function.
11126 (mips_end_function_definition): Likewise.
11127 (mips_output_function_prologue): Use mips_start_function_definition.
11128 (mips_output_function_epilogue): Use mips_end_function_definition.
11129 (build_mips16_function_stub): Use mips_start_function_definition
11130 and mips_end_function_definition.
11131 (build_mips16_call_stub): Likewise.
11133 2008-08-09 Richard Guenther <rguenther@suse.de>
11135 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11136 * gimple.h (gimple_call_fn): Adjust comment.
11137 (gimple_call_set_fndecl): New function.
11138 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11139 longer having bare FUNCTION_DECL operand.
11140 (gimple_call_return_type): Likewise.
11141 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11143 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11144 (gimple_mod_pow2): Likewise.
11145 (gimple_mod_subtract): Likewise.
11146 (gimple_ic): Likewise.
11147 (gimple_stringop_fixed_value): Likewise.
11148 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11149 longer having bare FUNCTION_DECL operand.
11150 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11151 * omp-low.c (optimize_omp_library_calls): Likewise.
11152 * cgraphunit.c (update_call_expr): Likewise.
11153 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11154 (execute_convert_to_rsqrt): Likewise.
11155 * cfgexpand.c (gimple_to_tree): Simplify.
11156 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11157 bare FUNCTION_DECL operand.
11158 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11159 (convert_gimple_call): Use gimple_call_fndecl.
11160 * c-common.c (c_warn_unused_result): Likewise.
11162 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11165 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11166 (c_finish_return): Likewise.
11167 (c_start_case): Likewise.
11168 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11169 * c-parser.c (c_parser_condition): New. Call
11170 verify_sequence_points.
11171 (c_parser_paren_condition): Call c_parser_condition.
11172 (c_parser_for_statement): Call c_parser_condition.
11174 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11177 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11178 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11179 Moved from diagnostic.h
11180 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11182 (emit_diagnostic): New.
11183 (warning0, pedwarn0): Delete.
11184 (warning, warning_at, pedwarn, permerror): Return bool.
11185 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11186 Moved to diagnostic.c.
11187 (struct diagnostic_context): Use correct type for
11188 classify_diagnostic.
11189 (diagnostic_report_diagnostic): Update declaration.
11190 (emit_diagnostic): Declare.
11191 * errors.c (warning): Return bool.
11192 * errors.h (warning): Update declaration.
11193 * toplev.h (warning0, pedwarn0): Delete.
11194 (warning, warning_at, pedwarn, permerror): Return bool.
11195 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11196 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11197 inform. Update all calls.
11198 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11199 before giving informative note.
11200 (implicit_decl_warning): Likewise.
11201 * c-typeck.c (build_function_call): Likewise.
11202 * tree-sssa.c (warn_uninit): Likewise.
11203 * builtins.c (gimplify_va_arg_expr): Likewise.
11205 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11208 * doc/invoke.texi (-Wextra): Move warning from here...
11209 (-Wuninitialized): ... to here.
11211 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11214 * flags.h (set_Wunused): Delete
11215 * toplev.c (process_options): Handle Wunused flags here.
11216 * opts.c (maybe_warn_unused_parameter): Delete.
11217 (common_handle_option): Replace set_Wunused by warn_unused.
11218 (set_Wextra): Do not handle Wunused-parameter here.
11219 (set_Wunused): Delete.
11220 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11222 * common.opt (Wunused): Add Var and Init.
11223 (Wunused-function): Likewise.
11224 (Wunused-label): Likewise.
11225 (Wunused-parameter): Likewise.
11226 (Wunused-value): Likewise.
11227 (Wunused-variable): Likewise.
11229 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11231 * doc/invoke.texi: Add cpu_type power7.
11232 * config.in (HAVE_AS_VSX): New.
11233 * config.gcc: Add cpu_type power7.
11234 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11236 * configure: Regenerate.
11237 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11239 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11240 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11241 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11243 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11245 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11246 type to vectorize.builtin_conversion.
11247 (vectorizable_conversion): Likewise.
11248 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11249 integral type as input.
11250 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11252 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11253 and ALTIVEC_BUILTIN_VCTSXS.
11254 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11257 2008-08-08 Richard Guenther <rguenther@suse.de>
11259 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11260 (surely_varying_stmt_p): Calls are varying only if they are
11261 non-builtin and not indirect or have no result.
11262 (ccp_fold): Re-instantiate code before the tuples merge.
11264 2008-08-08 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/37056
11267 * gimple.h (gimple_assign_rhs_class): New helper function.
11268 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11269 unary operations properly.
11271 2008-08-07 Jan Hubicka <jh@suse.cz>
11273 * i386.h (ix86_size_cost): Declare.
11274 (ix86_cur_cost): New function macro.
11275 * i386.md (peepholes expanding size and splitters): Predicate by
11276 optimize_insn_for_speed_p.
11277 (peepholes reduce size and splitters): Predicate by
11278 optimize_insn_for_size_p.
11279 * i386.c (ix86_size_cost): Rename from ...
11280 (size_cost): This one.
11281 (override_options): Update.
11282 (decide_alg): Likewise.
11283 (ix86_expand_clear): Use RTL profile.
11284 (ix86_pad_returns): Use RTL profile.
11286 2008-08-07 Jan Hubicka <jh@suse.cz>
11288 * recog.c (split_all_insns): Set RTL profile
11289 (peephole2_optimize): Likewise.
11290 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11291 * combine.c (combine_instructions): Likewise.
11293 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11295 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11297 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11299 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11300 value in a6 after the set_frame_ptr insn.
11302 2008-08-07 Richard Henderson <rth@redhat.com>
11305 * gcc.c (cpp_options): Pass along -g*.
11307 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11309 * config/arm/arm.c (output_move_neon): Update comment describing
11310 big-endian vector layout.
11311 (arm_assemble_integer): Do not handle big-endian NEON vectors
11313 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11314 neon_vget_lane<mode>_sext_internal,
11315 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11316 element indices for big-endian.
11318 2008-08-07 Richard Henderson <rth@redhat.com>
11320 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11321 * configure, config.in: Rebuild.
11322 * debug.h (dwarf2out_do_cfi_asm): Declare.
11323 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11324 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11325 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11326 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11328 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11330 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11331 movv2si_internal): Combine into mov<mode>_internal.
11332 (movv2si_internal_2): Remove.
11334 2008-08-07 Jan Hubicka <jh@suse.cz>
11337 * i386.md (single stringop patterns): Enable unconditionally.
11339 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11342 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11344 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11345 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11347 * config/i386/sse.md (sse2_movq128): New.
11349 * doc/extend.texi: Document __builtin_ia32_movq128.
11351 2008-08-07 Richard Guenther <rguenther@suse.de>
11353 PR middle-end/37042
11354 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11355 pointers can access anything.
11357 2008-08-06 Jan Hubicka <jh@suse.cz>
11359 * optabs.c (emit_unop_insn): Break out to ...
11360 (maybe_emit_unop_insn): ... this one.
11361 (expand_sfix_optab): Use maybe variant.
11362 * optabs.h (maybe_emit_unop_insn): Declare.
11364 * i386.md (mov0 patterns): Enable by default.
11365 (FP conversion expanders): Disable expansion of code expanding
11366 sequences when instruction should be optimized for size.
11367 (single strinop patterns): Enable when optimizing for size.
11368 (string expanders): Disable expanding of code expanding sequences
11369 when optimizning instruction for size.
11370 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11372 (ix86_fp_comparison_sahf_cost): Likewise.
11373 (ix86_expand_branch): Likewise.
11374 (ix86_expand_ashl_const): Likewise.
11375 (ix86_split_ashl): Likewise.
11376 (ix86_expand_strlen): Likewise.
11377 (ix86_emit_fp_unordered_jump): Likewie.
11379 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11381 * c-common.c: Fix typo.
11382 (c_common_reswords): Activate more C++ keyword warnings.
11384 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11386 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11389 * diagnostic.c (permerror_at): New.
11390 * toplev.h (permerror_at): Declare.
11392 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11393 Ira Rosen <irar@il.ibm.com>
11395 * tree-vect-transform.c (vect_model_simple_cost): Return
11396 immediately if stmt is pure SLP.
11397 (vect_model_store_cost): Ditto.
11398 (vect_model_load_cost): Ditto.
11399 (vectorizable_store): Remove PURE_SLP check before call
11400 to vect_model_store_cost.
11401 (vect_model_store_cost): When checking whether stmt describe
11402 strided access, add a check that it is not slp_node.
11404 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11407 * c-common.c (warn_for_sign_compare): New. Handle separately the
11408 case that 'constant' is zero.
11409 * c-typeck.c (build_binary_op): Move code to c-common.c
11411 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11413 * config/alpha/alpha.c (alpha_preferred_reload_class,
11414 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11415 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11416 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11417 * config/arm/arm.md: Likewise.
11418 * config/avr/avr-protos.h (preferred_reload_class,
11419 test_hard_reg_class, avr_simplify_comparison_p,
11420 out_shift_with_cnt, class_max_nregs): Likewise.
11421 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11422 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11423 preferred_reload_class, test_hard_reg_class): Likewise.
11424 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11425 bfin_memory_move_cost, bfin_secondary_reload,
11426 bfin_output_mi_thunk): Likewise.
11427 * config/crx/crx.c (crx_secondary_reload_class,
11428 crx_memory_move_cost): Likewise.
11429 * config/frv/frv-protos.h (frv_secondary_reload_class,
11430 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11431 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11432 frv_secondary_reload_class, frv_class_likely_spilled_p,
11433 frv_class_max_nregs): Likewise.
11434 * config/h8300/h8300.c (h8300_classify_operand,
11435 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11437 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11438 * config/ia64/ia64.c (ia64_preferred_reload_class,
11439 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11440 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11441 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11443 * config/m68hc11/m68hc11.c (preferred_reload_class,
11444 m68hc11_memory_move_cost): Likewise.
11445 * config/mcore/mcore.c (mcore_secondary_reload_class,
11446 mcore_reload_class): Likewise.
11447 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11448 mips_class_max_nregs, mips_cannot_change_mode_class,
11449 mips_preferred_reload_class, mips_secondary_reload_class,
11450 mips_output_mi_thunk): Likewise.
11451 * config/mmix/mmix.c (mmix_preferred_reload_class,
11452 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11454 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11456 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11457 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11458 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11459 * config/rs6000/rs6000.c (paired_expand_vector_init,
11460 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11461 compare_section_name, rs6000_memory_move_cost): Likewise.
11462 * config/s390/s390.c (s390_emit_compare_and_swap,
11463 s390_preferred_reload_class, s390_secondary_reload,
11464 legitimize_pic_address, legitimize_tls_address,
11465 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11466 s390_class_max_nregs): Likewise.
11467 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11468 * config/s390/s390.md: Likewise.
11469 * config/score/score-protos.h (score_secondary_reload_class,
11470 score_preferred_reload_class): Likewise.
11471 * config/score/score.c (score_preferred_reload_class,
11472 score_secondary_reload_class): Likewise.
11473 * config/score/score3.c (score3_output_mi_thunk,
11474 score3_preferred_reload_class, score3_secondary_reload_class,
11475 score3_hard_regno_mode_ok): Likewise.
11476 * config/score/score3.h (score3_preferred_reload_class,
11477 score3_secondary_reload_class): Likewise.
11478 * config/score/score7.c (score7_output_mi_thunk,
11479 score7_preferred_reload_class, score7_secondary_reload_class,
11480 score7_hard_regno_mode_ok): Likewise.
11481 * config/score/score7.h (score7_preferred_reload_class,
11482 score7_secondary_reload_class): Likewise.
11483 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11484 output_branchy_insn, add_constant, gen_block_redirect,
11485 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11486 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11487 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11488 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11489 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11490 xstormy16_preferred_reload_class): Likewise.
11491 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11492 xtensa_expand_atomic, override_options,
11493 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11495 * reorg.c (try_merge_delay_insns): Likewise.
11496 * tree.c (merge_dllimport_decl_attributes): Likewise.
11498 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11500 2008-08-06 Michael Matz <matz@suse.de>
11502 * Makefile.in (write_entries_to_file): Quote words.
11503 * gengtype.c (read_input_line): Skip over leading white-space.
11505 2008-08-06 Marc Gauthier <marc@tensilica.com>
11507 * config.gcc: Match more processor names for Xtensa.
11508 * configure.ac: Likewise.
11509 * doc/install.texi (Specific): Likewise.
11510 * configure: Regenerate.
11512 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11514 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11515 * calls.c (avoid_likely_spilled_reg): Likewise.
11516 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11517 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11518 * config/i386/i386.c (ix86_expand_special_args_builtin,
11519 ix86_secondary_reload): Likewise.
11520 * except.c (struct eh_region, gen_eh_region_catch,
11521 remove_unreachable_regions, duplicate_eh_regions,
11522 assign_filter_values, build_post_landing_pads,
11523 sjlj_find_directly_reachable_regions, remove_eh_handler,
11524 reachable_next_level, foreach_reachable_handler,
11525 can_throw_internal_1, can_throw_external_1,
11526 collect_one_action_chain): Likewise.
11527 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11528 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11529 * function.c (update_temp_slot_address, instantiate_new_reg,
11530 instantiate_virtual_regs_in_rtx,
11531 instantiate_virtual_regs_in_insn): Likewise.
11532 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11533 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11534 gimplify_cleanup_point_expr): Likewise.
11535 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11536 * passes.c (next_pass_1): Likewise.
11537 * print-tree.c (print_node_brief, print_node): Likewise.
11538 * profile.c (branch_prob): Likewise.
11539 * tree-dump.c (dump_register): Likewise.
11540 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11542 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11543 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11544 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11545 copy_arguments_for_versioning, copy_static_chain): Likewise.
11546 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11547 add_new_name_mapping, register_new_name_mapping): Likewise.
11548 * tree-mudflap.c (mf_xform_derefs): Likewise.
11549 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11550 get_init_expr, combine_chains): Likewise.
11551 * tree-pretty-print.c (dump_generic_node): Likewise.
11552 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11553 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11554 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11555 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11557 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11559 PR middle-end/37010
11560 * calls.c (expand_call): Use the biggest preferred stack
11563 2008-08-06 Michael Matz <matz@suse.de>
11566 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11567 for reused reload, instead of overwriting them.
11569 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11571 PR middle-end/37009
11572 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11573 for incoming stack boundary.
11575 * function.c (assign_parm_find_entry_rtl): Update
11576 parm_stack_boundary.
11578 * function.h (rtl_data): Add parm_stack_boundary.
11580 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11581 parm_stack_boundary for incoming stack boundary.
11583 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11585 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11586 for unrepresentable subregs or treat them as equal to other regs
11587 or subregs with the same register number.
11589 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11591 PR middle-end/35432
11592 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11595 2008-08-06 Jan Hubicka <jh@suse.cz>
11597 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11598 frequencies might be hot.
11600 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11602 * reload.c (find_reloads): Force constants into literal pool
11603 also if they are wrapped in a SUBREG.
11605 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11608 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11609 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11610 Don't allow predicated instructions for data speculation.
11611 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11614 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11616 * haifa-sched.c (extend_global): Split to extend_global_data and
11617 extend_region_data. Update all uses.
11618 (extend_all): Rename to extend_block_data.
11620 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11622 * sched-rgn.c (new_ready): Check if instruction can be
11623 speculatively scheduled before attempting speculation.
11624 (debug_rgn_dependencies): Remove wrongful assert.
11626 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11628 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11630 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11632 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11633 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11634 va_size, and type_size.
11636 2008-08-04 Jason Merrill <jason@redhat.com>
11639 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11640 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11642 2008-08-05 Richard Henderson <rth@redhat.com>
11644 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11645 * configure: Rebuild.
11647 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11650 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11651 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11654 2008-08-05 Richard Henderson <rth@redhat.com>
11656 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11657 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11658 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11659 * common.opt (fdwarf2-cfi-asm): New.
11660 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11661 * config.in, configure: Rebuild.
11662 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11663 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11665 (dw2_force_const_mem): Externalize.
11666 * dwarf2asm.h: Update.
11667 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11668 generate a real label.
11669 (output_cfi_directive): New.
11670 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11671 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11672 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11674 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11675 (output_loc_operands_raw, output_loc_sequence_raw): New.
11676 (output_cfa_loc_raw): New.
11678 2008-08-05 Paul Brook <paul@codesourcery.com>
11680 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11681 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11682 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11683 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11684 * config/arm/arm.h (TARGET_VFPD32): Define.
11685 (TARGET_VFP3): Use TARGET_VFPD32.
11686 (fputype): Add FPUTYPE_VFP3D16.
11687 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11688 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11689 * config/arm/arm-cores.def: Add cortex-r4f.
11690 * config/arm/arm-tune.md: Regenerate.
11692 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11694 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11695 Reword some comments throughout the file.
11697 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11698 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11699 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11700 MFC_MIN_DMA_LIST_ELEMENTS.
11701 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11702 MFC_MAX_DMA_LIST_ELEMENTS.
11704 (MFC_START_ENABLE): Remove PPU-only define.
11705 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11706 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11708 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11709 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11710 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11711 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11712 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11713 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11714 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11716 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11717 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11718 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11719 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11721 (spu_read_machine_status): Fix typo.
11723 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11725 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11726 SUBREG of multi-word hard register.
11727 * config/spu/spu.c (valid_subreg): Likewise.
11728 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11730 2008-08-04 Richard Guenther <rguenther@suse.de>
11732 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11733 the candidate with the stripped base if that base is different
11734 from the original base even for offset zero.
11736 2008-08-04 Richard Guenther <rguenther@suse.de>
11738 PR middle-end/36691
11739 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11740 check for no_overflow.
11742 2008-08-04 Richard Guenther <rguenther@suse.de>
11744 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11746 2008-08-04 Paul Brook <paul@codesourcery.com>
11748 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11749 (arm_order_regs_for_local_alloc): New function.
11750 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11752 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11754 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11757 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11758 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11759 (ix86_expand_epilogue): Likewise.
11761 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11763 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11766 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11769 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11770 (*movv2sf_internal_rex64): Ditto.
11772 2008-08-03 Jan Hubicka <jh@suse.cz>
11774 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11775 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11776 * expmed.c (expand_smod_pow2): Likewise.
11778 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11781 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11782 alternative 0 of operand 1.
11783 (*vec_concatv2di_rex64_sse): Ditto.
11784 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11786 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11787 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11788 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11789 (*movv2sf_internal_rex64): Ditto.
11791 2008-08-02 Richard Guenther <rguenther@suse.de>
11794 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11795 (ssedoublesizemode): New mode attribute.
11796 (sse_shufps): Call gen_sse_shufps_v4sf.
11797 (sse_shufps_1): Macroize.
11798 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11799 (sse2_shufpd_1): Macroize.
11800 (vec_extract_odd, vec_extract_even): New expanders.
11801 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11802 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11803 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11804 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11805 (ix86_expand_vector_set): Likewise.
11806 (ix86_expand_reduc_v4sf): Likewise.
11808 2008-08-01 Doug Kwan <dougkwan@google.com>
11810 * matrix-reorg.c: Re-enable all code.
11811 (struct malloc_call_data): Change CALL_STMT to gimple type.
11812 (collect_data_for_malloc_call): Tuplify.
11813 (struct access_site_info): Change STMT to gimple type.
11814 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11815 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11816 (struct free_info): Change STMT to gimple type.
11817 (struct matrix_access_phi_node): Change PHI to gimple type.
11818 (get_inner_of_cast_expr): Remove.
11819 (may_flatten_matrices_1): Tuplify.
11820 (may_flatten_matrices): Ditto.
11821 (mark_min_matrix_escape_level): Ditto.
11822 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11823 (ssa_accessed_in_call_rhs): New
11824 (ssa_accessed_in_assign_rhs): New
11825 (record_access_alloc_site_info): Tuplify.
11826 (add_allocation_site): Ditto.
11827 (analyze_matrix_allocation_site): Ditto.
11828 (analyze_transpose): Ditto.
11829 (get_index_from_offset): Ditto.
11830 (update_type_size): Ditto.
11831 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11832 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11833 (analyze_accesses_for_phi_node): Tuplify.
11834 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11835 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11836 (analyze_matrix_accesses): Tuplify.
11837 (check_var_data): New call-back type for check_var_notmodified_p.
11838 (check_var_notmodified_p): Tuplify and use call-back struct to
11839 return statement found.
11840 (can_calculate_expr_before_stmt): Factor out statement related code
11842 (can_calculate_stmt_before_stmt): New.
11843 (check_allocation_function): Tuplify.
11844 (find_sites_in_func): Ditto.
11845 (record_all_accesses_in_func): Ditto.
11846 (transform_access_sites): Ditto.
11847 (transform_allocation_sites): Ditto.
11848 (matrix_reorg): Re-enable.
11849 (gate_matrix_reorg): Re-enable.
11851 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11853 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11854 for labels for which it hasn't been set yet. If it has been set,
11855 stop walking insns and continue with next worklist item.
11856 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11857 if the only BARRIER is at the very end of a function.
11859 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11861 * cfgexpand.c (expand_stack_alignment): Assert that
11862 stack_realign_drap and drap_rtx must match.
11864 * function.c (instantiate_new_reg): If DRAP is used to realign
11865 stack, replace virtual_incoming_args_rtx with internal arg
11868 2008-08-01 Richard Guenther <rguenther@suse.de>
11870 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11871 loop information only if we initialized it.
11872 (execute_pre): Call fini_pre with in_fre.
11873 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11874 if we do not unroll because we hit max-completely-peeled-insns.
11875 Use our estimation for consistency, do allow shrinking.
11877 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11879 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11880 with MIN_STACK_BOUNDARY.
11881 (ix86_update_stack_boundary): Likewise.
11882 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11885 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11886 (MIN_STACK_BOUNDARY): This.
11888 2008-08-01 Richard Guenther <rguenther@suse.de>
11890 PR middle-end/36997
11891 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11893 2008-08-01 Richard Guenther <rguenther@suse.de>
11895 PR tree-optimization/36988
11896 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11897 do not matter if that doesn't change volatile qualification.
11899 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11901 * configure.ac: Do not generate libada-mk. Do not subst
11902 host_cc_for_libada.
11903 * libada-mk.in: Remove.
11904 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11905 * configure: Regenerate.
11907 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11909 * tree-pass.h: Added comment about not dumping passes with name
11910 starting with star in struct opt_pass.
11911 * passes.c (register_dump_files_1): Don't do dump for a pass with
11912 name starting with star.
11913 * doc/passes.texi (Pass manager): Mention pass names and special
11914 meaning of star prefix to avoid dump.
11916 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11918 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11920 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11921 (ISA_MIPS64R2): New macro.
11922 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11923 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11924 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11925 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11926 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11927 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11928 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11929 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11930 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11931 Move up to keep list alphabetically sorted.
11932 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11933 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11935 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11936 (-march=@var{arch}): Add mips64r2.
11938 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11940 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11942 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11944 * expr.c (expand_assignment): Check for complete type.
11946 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11949 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11951 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11952 for stack alignment.
11954 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11956 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11958 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11959 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11961 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11963 PR rtl-optimization/36419
11964 * dwarf2out.c (barrier_args_size): New variable.
11965 (compute_barrier_args_size, compute_barrier_args_size_1): New
11967 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11968 if not called yet in the current function, use barrier_args_size
11969 array to find the new args_size value.
11970 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11972 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11975 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11978 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11981 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11982 (dwarf2out_stack_adjust): Use it.
11983 (dwarf2out_frame_debug_expr): Likewise.
11985 2008-07-31 Richard Guenther <rguenther@suse.de>
11987 PR tree-optimization/36978
11988 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11989 the generated condition.
11991 2008-07-31 Richard Guenther <rguenther@suse.de>
11993 * passes.c (init_optimization_passes): Always call
11994 pass_early_warn_uninitialized.
11995 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11996 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11997 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11999 2008-07-31 Jakub Jelinek <jakub@redhat.com>
12002 * builtins.c (maybe_emit_free_warning): New function.
12003 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
12004 maybe_emit_free_warning for BUILT_IN_FREE.
12007 * dwarf2out.c (get_context_die): New function.
12008 (force_decl_die, force_type_die): Use it.
12009 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
12010 returns NULL, force generation of DW_TAG_typedef and put that into
12013 PR preprocessor/36649
12014 * c-pch.c (c_common_read_pch): Save and restore
12015 line_table->trace_includes across PCH restore.
12017 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12020 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12022 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12025 * final.c (call_from_call_insn): Handle COND_EXEC.
12027 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12029 * builtins.c (std_gimplify_va_arg_expr): Replace
12030 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12031 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12033 2008-07-30 Joey Ye <joey.ye@intel.com>
12034 H.J. Lu <hongjiu.lu@intel.com>
12036 * builtins.c (expand_builtin_setjmp_receiver): Replace
12037 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12038 (expand_builtin_apply_args_1): Likewise.
12039 (expand_builtin_longjmp): Need DRAP for stack alignment.
12040 (expand_builtin_apply): Likewise.
12042 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12043 instead of assign_stack_local to allow alignment reduction.
12045 * calls.c (emit_call_1): Need DRAP for stack alignment if
12047 (expand_call): Replace virtual_incoming_args_rtx with
12048 crtl->args.internal_arg_pointer.
12049 * stmt.c (expand_nl_goto_receiver): Likewise.
12051 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12052 alignment and store to stack_alignment_estimated and
12053 max_used_stack_slot_alignment.
12054 (expand_one_var): Likewise.
12055 (expand_stack_alignment): New function.
12056 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12057 and stack_alignment_estimated fields in rtl_data. Call
12058 expand_stack_alignment at end.
12060 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12061 (MAX_STACK_ALIGNMENT): Likewise.
12062 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12063 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12065 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12066 stack alignment when generating virtual registers.
12068 * function.c (assign_stack_local): Renamed to ...
12069 (assign_stack_local_1): This. Add a parameter to indicate
12070 if it is OK to reduce alignment.
12071 (assign_stack_local): Use it.
12072 (instantiate_new_reg): Instantiate virtual incoming args rtx
12073 to vDRAP if stack realignment and DRAP is needed.
12074 (assign_parms): Collect parameter/return type alignment and
12075 contribute to stack_alignment_estimated.
12076 (locate_and_pad_parm): Likewise.
12077 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12078 with crtl->args.internal_arg_pointer.
12080 * function.h (rtl_data): Add new field drap_reg,
12081 max_used_stack_slot_alignment, stack_alignment_estimated,
12082 stack_realign_needed, need_drap, stack_realign_processed and
12083 stack_realign_finalized.
12084 (stack_realign_fp): New macro.
12085 (stack_realign_drap): Likewise.
12087 * global.c (compute_regsets): Frame pointer is needed when
12088 stack is realigned. Can eliminate frame pointer when stack is
12089 realigned and dynamic realigned argument pointer isn't used.
12091 * reload1.c (update_eliminables): Frame pointer is needed
12092 when stack is realigned.
12093 (init_elim_table): Can eliminate frame pointer when stack is
12094 realigned and dynamic realigned argument pointer isn't used.
12096 * rtl.h (assign_stack_local_1): Declare new funtion.
12098 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12099 (TARGET_GET_DRAP_RTX): Likewise.
12100 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12101 TARGET_GET_DRAP_RTX.
12103 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12105 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12106 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12108 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12109 H.J. Lu <hongjiu.lu@intel.com>
12111 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12112 vdrap_reg, stack_realign and drap_reg_saved.
12113 (add_cfi): Don't allow redefining CFA when DRAP is used.
12114 (reg_save): Handle stack alignment.
12115 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12116 alignment. Don't generate DWARF information for (set fp sp)
12118 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12120 (int_loc_descriptor): Move prototype forward. Also define if
12121 DWARF2_UNWIND_INFO is true.
12122 (output_cfa_loc): Handle DW_CFA_expression.
12123 (build_cfa_aligned_loc): New.
12124 (based_loc_descr): Update assert for stack realign. For local
12125 variables, use sp+offset when stack is aligned without drap and
12126 fp+offset when stack is aligned with drap. For arguments, use
12127 cfa+offset when drap is used to align stack.
12129 2008-07-30 Joey Ye <joey.ye@intel.com>
12130 H.J. Lu <hongjiu.lu@intel.com>
12132 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12134 (ix86_gen_andsp): New.
12135 (ix86_user_incoming_stack_boundary): Likewise.
12136 (ix86_default_incoming_stack_boundary): Likewise.
12137 (ix86_incoming_stack_boundary): Likewise.
12138 (ix86_can_eliminate): Likewise.
12139 (find_drap_reg): Likewise.
12140 (ix86_update_stack_boundary): Likewise.
12141 (ix86_get_drap_rtx): Likewise.
12142 (ix86_finalize_stack_realign_flags): Likewise.
12143 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12144 (TARGET_GET_DRAP_RTX): Likewise.
12145 (override_options): Overide option value for new options.
12146 (ix86_function_ok_for_sibcall): Remove check for
12147 force_align_arg_pointer.
12148 (ix86_handle_cconv_attribute): Likewise.
12149 (ix86_function_regparm): Likewise.
12150 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12151 (ix86_va_start): Replace virtual_incoming_args_rtx with
12152 crtl->args.internal_arg_pointer.
12153 (ix86_select_alt_pic_regnum): Check DRAP register.
12154 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12155 (ix86_compute_frame_layout): Compute frame layout wrt stack
12157 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12158 (ix86_expand_prologue): Decide if stack realignment is needed
12159 and generate prologue code accordingly.
12160 (ix86_expand_epilogue): Generate epilogue code wrt stack
12161 realignment is really needed or not.
12163 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12164 (ABI_STACK_BOUNDARY): Likewise.
12165 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12166 (STACK_REALIGN_DEFAULT): Likewise.
12167 (INCOMING_STACK_BOUNDARY): Likewise.
12168 (MAX_STACK_ALIGNMENT): Likewise.
12169 (ix86_incoming_stack_boundary): Likewise.
12170 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12171 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12172 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12173 (machine_function): Remove force_align_arg_pointer.
12175 * config/i386/i386.md (BX_REG): New.
12176 (R13_REG): Likewise.
12178 * config/i386/i386.opt (mforce_drap): New.
12179 (mincoming-stack-boundary): Likewise.
12180 (mstackrealign): Add Init(-1).
12182 * config/i386/i386-protos.h (ix86_can_eliminate): New
12184 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12186 * doc/extend.texi: Update force_align_arg_pointer.
12188 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12191 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12192 (INCOMING_STACK_BOUNDARY): Likewise.
12193 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12194 (TARGET_GET_DRAP_RTX): Likewise.
12196 2008-07-30 Andreas Schwab <schwab@suse.de>
12198 PR rtl-optimization/36929
12199 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12200 add_insn_before and fix argument order.
12201 (replace_inc_dec_mem): Handle NULL rtx.
12203 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12205 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12207 (arm_compute_initial_elimination_offset): Use it.
12208 (arm_compute_save_reg_mask): Include static chain save slot when
12209 calculating alignment.
12210 (arm_get_frame_offsets): Ditto.
12211 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12212 that we can use to decrement the stack when the stack decrement
12213 could be too big for an immediate value in a single insn.
12214 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12216 2008-07-30 Richard Guenther <rguenther@suse.de>
12218 PR tree-optimization/36967
12219 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12220 Release defs of statements we remove.
12222 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12224 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12225 instead of NULL_RTVEC.
12227 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12231 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12234 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12236 * final.c (call_from_call_insn): New.
12237 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12239 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12241 * configure.ac: Substitute ADA_CFLAGS.
12242 * configure: Regenerate.
12243 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12244 * Makefile.in: Remove mention of X_* variables.
12245 * config/pa/x-ada-hpux10: Remove.
12246 * config/pa/x-ada: Remove.
12248 * doc/fragments.texi: Update.
12250 2008-07-30 Olivier Hainque <hainque@adacore.com>
12252 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12253 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12254 __dso_handle explicitly here.
12256 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12259 * c-typeck.c (build_binary_op): Encapsulate code into...
12260 * c-common.c (shorten_binary_op): ...this new function.
12261 (conversion_warning): Use the new function. Handle non-negative
12262 constant in bitwise-and.
12263 * c-common.h (shorten_binary_op): Declare.
12265 2008-07-30 Olivier Hainque <hainque@adacore.com>
12267 * scan.c (make_sstring_space): Add explicit conversions of
12268 allocator's return value.
12269 * fix-header.c (recognized_function): Likewise.
12271 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12273 * doc/cpp.texi: Update to GFDL 1.2.
12274 * doc/gcc.texi: Do not list GPL as Invariant Section.
12275 * doc/gccint.texi: Likewise. Update copyright years.
12276 * doc/install.texi: Update copyright years.
12278 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12281 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12282 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12284 2008-07-29 Jan Hubicka <jh@suse.cz>
12286 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12287 (grokdeclarator): Likewise.
12288 * langhooks.c (lhd_warn_unused_global_decl): Use
12289 DECL_DECLARED_INLINE_P.
12290 * print-tree.c (print_node): Remove DECL_INLINE check.
12292 2008-07-29 Richard Guenther <rguenther@suse.de>
12294 PR tree-optimization/36945
12295 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12297 Record invariant addresses un-decomposed.
12298 (copy_reference_ops_from_call): Record reference call
12299 arguments properly. Simplify.
12300 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12301 helper split out from ...
12302 (create_component_ref_by_pieces): ... here. Simplify.
12303 Prepare for recursive invocation for call arguments.
12304 (create_expression_by_pieces): Adjust call to
12305 create_component_ref_by_pieces.
12306 (compute_avail): Process operand 2 of reference ops.
12308 2008-07-29 Richard Guenther <rguenther@suse.de>
12310 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12312 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12314 * c-format.c (check_format_types): Revert unwanted checkin.
12316 2008-07-29 Jan Hubicka <jh@suse.cz>
12318 * flags.h (flag_really_no_inline): Remove.
12319 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12320 * toplev.c (flag_really_no_inline): Remove.
12321 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12322 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12323 (cgraph_decide_inlining_incrementally): Likewise.
12324 (compute_inline_parameters): Likewise.
12325 * opts.c (decode_options): Simplify.
12326 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12327 * common.opt (finline): Initialize to 1.
12328 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12330 2008-07-29 Jan Hubicka <jh@suse.cz>
12332 * predict.c (always_optimize_for_size_p): New function.
12333 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12334 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12335 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12337 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12338 * function.c (prepare_function_start): Set default profile.
12339 * function.h (rtl_data): Add maybe_hot_insn_p.
12340 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12341 (construct_exit_block): Likewise.
12342 (tree_expand_cfg): Likewise.
12344 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12345 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12346 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12347 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12350 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12353 * c-decl.c (merge_decls): Merge USED flags.
12355 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12357 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12358 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12359 next_stack, lab_false and lab_over trees.
12361 2008-07-28 Richard Guenther <rguenther@suse.de>
12363 PR tree-optimization/36957
12364 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12365 (useless_type_conversion_p): Remove.
12366 (types_compatible_p): Remove.
12367 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12368 (useless_type_conversion_p): Declare.
12369 (types_compatible_p): Declare.
12370 (gimple_expr_type): Return the base type only if it is
12371 trivially convertible to the subtype.
12373 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12375 * configure.ac: Use the m4_do macro to concatenate the warnings into
12376 one string in ACX_PROG_CC_WARNING_OPTS,
12377 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12378 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12379 * configure: Regenerate.
12381 2008-07-28 Richard Guenther <rguenther@suse.de>
12383 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12384 (insert_fake_stores): Remove.
12385 (realify_fake_stores): Likewise.
12386 (execute_pre): Remove dead code.
12387 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12388 (find_func_aliases): Deal with it here instead.
12389 Re-enable gcc_unreachable call.
12391 2008-07-28 Richard Guenther <rguenther@suse.de>
12393 Merge from gimple-tuples-branch.
12395 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12396 * gimple.def: New file.
12397 * gsstruct.def: Likewise.
12398 * gimple-iterator.c: Likewise.
12399 * gimple-pretty-print.c: Likewise.
12400 * tree-gimple.c: Removed. Merged into ...
12401 * gimple.c: ... here. New file.
12402 * tree-gimple.h: Removed. Merged into ...
12403 * gimple.h: ... here. New file.
12405 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12406 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12407 --enable-checking=gimple flag.
12408 * config.in: Likewise.
12409 * configure: Regenerated.
12411 * tree-ssa-operands.h: Tuplified.
12412 * tree-vrp.c: Likewise.
12413 * tree-loop-linear.c: Likewise.
12414 * tree-into-ssa.c: Likewise.
12415 * tree-ssa-loop-im.c: Likewise.
12416 * tree-dump.c: Likewise.
12417 * tree-complex.c: Likewise.
12418 * cgraphbuild.c: Likewise.
12419 * tree-ssa-threadupdate.c: Likewise.
12420 * tree-ssa-loop-niter.c: Likewise.
12421 * tree-pretty-print.c: Likewise.
12422 * tracer.c: Likewise.
12423 * gengtype.c: Likewise.
12424 * tree-loop-distribution.c: Likewise.
12425 * tree-ssa-loop-unswitch.c: Likewise.
12426 * cgraph.c: Likewise.
12427 * cgraph.h: Likewise.
12428 * tree-ssa-loop-manip.c: Likewise.
12429 * value-prof.c: Likewise.
12430 * tree-ssa-loop-ch.c: Likewise.
12431 * tree-tailcall.c: Likewise.
12432 * value-prof.h: Likewise.
12433 * tree.c: Likewise.
12434 * tree.h: Likewise.
12435 * tree-pass.h: Likewise.
12436 * ipa-cp.c: Likewise.
12437 * tree-scalar-evolution.c: Likewise.
12438 * tree-scalar-evolution.h: Likewise.
12439 * target.h: Likewise.
12440 * lambda-mat.c: Likewise.
12441 * tree-phinodes.c: Likewise.
12442 * diagnostic.h: Likewise.
12443 * builtins.c: Likewise.
12444 * tree-ssa-alias-warnings.c: Likewise.
12445 * cfghooks.c: Likewise.
12446 * fold-const.c: Likewise.
12447 * cfghooks.h: Likewise.
12448 * omp-low.c: Likewise.
12449 * tree-ssa-dse.c: Likewise.
12450 * ipa-reference.c: Likewise.
12451 * tree-ssa-uncprop.c: Likewise.
12452 * toplev.c: Likewise.
12453 * tree-gimple.c: Likewise.
12454 * tree-gimple.h: Likewise.
12455 * tree-chrec.c: Likewise.
12456 * tree-chrec.h: Likewise.
12457 * tree-ssa-sccvn.c: Likewise.
12458 * tree-ssa-sccvn.h: Likewise.
12459 * cgraphunit.c: Likewise.
12460 * tree-ssa-copyrename.c: Likewise.
12461 * tree-ssa-ccp.c: Likewise.
12462 * tree-ssa-loop-ivopts.c: Likewise.
12463 * tree-nomudflap.c: Likewise.
12464 * tree-call-cdce.c: Likewise.
12465 * ipa-pure-const.c: Likewise.
12466 * c-format.c: Likewise.
12467 * tree-stdarg.c: Likewise.
12468 * tree-ssa-math-opts.c: Likewise.
12469 * tree-ssa-dom.c: Likewise.
12470 * tree-nrv.c: Likewise.
12471 * tree-ssa-propagate.c: Likewise.
12472 * ipa-utils.c: Likewise.
12473 * tree-ssa-propagate.h: Likewise.
12474 * tree-ssa-alias.c: Likewise.
12475 * gimple-low.c: Likewise.
12476 * tree-ssa-sink.c: Likewise.
12477 * ipa-inline.c: Likewise.
12478 * c-semantics.c: Likewise.
12479 * dwarf2out.c: Likewise.
12480 * expr.c: Likewise.
12481 * tree-ssa-loop-ivcanon.c: Likewise.
12482 * predict.c: Likewise.
12483 * tree-ssa-loop.c: Likewise.
12484 * tree-parloops.c: Likewise.
12485 * tree-ssa-address.c: Likewise.
12486 * tree-ssa-ifcombine.c: Likewise.
12487 * matrix-reorg.c: Likewise.
12488 * c-decl.c: Likewise.
12489 * tree-eh.c: Likewise.
12490 * c-pretty-print.c: Likewise.
12491 * lambda-trans.c: Likewise.
12492 * function.c: Likewise.
12493 * langhooks.c: Likewise.
12494 * ebitmap.h: Likewise.
12495 * tree-vectorizer.c: Likewise.
12496 * function.h: Likewise.
12497 * langhooks.h: Likewise.
12498 * tree-vectorizer.h: Likewise.
12499 * ipa-type-escape.c: Likewise.
12500 * ipa-type-escape.h: Likewise.
12501 * domwalk.c: Likewise.
12502 * tree-if-conv.c: Likewise.
12503 * profile.c: Likewise.
12504 * domwalk.h: Likewise.
12505 * tree-data-ref.c: Likewise.
12506 * tree-data-ref.h: Likewise.
12507 * tree-flow-inline.h: Likewise.
12508 * tree-affine.c: Likewise.
12509 * tree-vect-analyze.c: Likewise.
12510 * c-typeck.c: Likewise.
12511 * gimplify.c: Likewise.
12512 * coretypes.h: Likewise.
12513 * tree-ssa-phiopt.c: Likewise.
12514 * calls.c: Likewise.
12515 * tree-ssa-coalesce.c: Likewise.
12516 * tree.def: Likewise.
12517 * tree-dfa.c: Likewise.
12518 * except.c: Likewise.
12519 * except.h: Likewise.
12520 * cfgexpand.c: Likewise.
12521 * tree-cfgcleanup.c: Likewise.
12522 * tree-ssa-pre.c: Likewise.
12523 * tree-ssa-live.c: Likewise.
12524 * tree-sra.c: Likewise.
12525 * tree-ssa-live.h: Likewise.
12526 * tree-predcom.c: Likewise.
12527 * lambda.h: Likewise.
12528 * tree-mudflap.c: Likewise.
12529 * ipa-prop.c: Likewise.
12530 * print-tree.c: Likewise.
12531 * tree-ssa-copy.c: Likewise.
12532 * ipa-prop.h: Likewise.
12533 * tree-ssa-forwprop.c: Likewise.
12534 * ggc-page.c: Likewise.
12535 * c-omp.c: Likewise.
12536 * tree-ssa-dce.c: Likewise.
12537 * tree-vect-patterns.c: Likewise.
12538 * tree-ssa-ter.c: Likewise.
12539 * tree-nested.c: Likewise.
12540 * tree-ssa.c: Likewise.
12541 * lambda-code.c: Likewise.
12542 * tree-ssa-loop-prefetch.c: Likewise.
12543 * tree-inline.c: Likewise.
12544 * tree-inline.h: Likewise.
12545 * tree-iterator.c: Likewise.
12546 * tree-optimize.c: Likewise.
12547 * tree-ssa-phiprop.c: Likewise.
12548 * tree-vect-transform.c: Likewise.
12549 * tree-object-size.c: Likewise.
12550 * tree-outof-ssa.c: Likewise.
12551 * cfgloop.c: Likewise.
12552 * system.h: Likewise.
12553 * tree-profile.c: Likewise.
12554 * cfgloop.h: Likewise.
12555 * c-gimplify.c: Likewise.
12556 * c-common.c: Likewise.
12557 * tree-vect-generic.c: Likewise.
12558 * tree-flow.h: Likewise.
12559 * c-common.h: Likewise.
12560 * basic-block.h: Likewise.
12561 * tree-ssa-structalias.c: Likewise.
12562 * tree-switch-conversion.c: Likewise.
12563 * tree-ssa-structalias.h: Likewise.
12564 * tree-cfg.c: Likewise.
12565 * passes.c: Likewise.
12566 * ipa-struct-reorg.c: Likewise.
12567 * ipa-struct-reorg.h: Likewise.
12568 * tree-ssa-reassoc.c: Likewise.
12569 * cfgrtl.c: Likewise.
12570 * varpool.c: Likewise.
12571 * stmt.c: Likewise.
12572 * tree-ssanames.c: Likewise.
12573 * tree-ssa-threadedge.c: Likewise.
12574 * langhooks-def.h: Likewise.
12575 * tree-ssa-operands.c: Likewise.
12576 * config/alpha/alpha.c: Likewise.
12577 * config/frv/frv.c: Likewise.
12578 * config/s390/s390.c: Likewise.
12579 * config/m32c/m32c.c: Likewise.
12580 * config/m32c/m32c-protos.h: Likewise.
12581 * config/spu/spu.c: Likewise.
12582 * config/sparc/sparc.c: Likewise.
12583 * config/i386/i386.c: Likewise.
12584 * config/sh/sh.c: Likewise.
12585 * config/xtensa/xtensa.c: Likewise.
12586 * config/stormy16/stormy16.c: Likewise.
12587 * config/ia64/ia64.c: Likewise.
12588 * config/rs6000/rs6000.c: Likewise.
12589 * config/pa/pa.c: Likewise.
12590 * config/mips/mips.c: Likewise.
12592 2008-07-28 Simon Baldwin <simonb@google.com>
12594 * c-pragma.c (handle_pragma_message): New function.
12595 (init_pragma): Register handle_pragma_message.
12596 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12599 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12601 PR tree-optimization/35252
12602 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12603 REALPART_EXPR to be considered as same load operation.
12605 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12607 PR tree-optimization/36830
12608 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12609 (expressions_equal_p): Return false if only one operand is null.
12611 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12613 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12614 version requirements.
12616 2008-07-26 Olivier Hainque <hainque@adacore.com>
12618 * collect2.c (symkind): New enum. Symbol kinds we care about.
12619 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12620 code and head comment accordingly.
12621 (scan_prog_file): Use symkind names instead of bare integers.
12623 2008-07-25 Jan Hubicka <jh@suse.cz>
12625 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12627 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12628 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12629 * dojump.c (clear_pending_stack_adjust): Likewise.
12630 * print-tree.c (print_node): Ignore DECL_INLINE.
12631 * tree-inline.c (inlinable_function_p): Likewise.
12633 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12635 * doc/extend.texi (hot attribute): Document that the hot attribute
12636 turns on -O3 for some ports.
12637 (cold attribute): Document that the cold attribute turns on -Os
12640 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12641 reflect function specific option support.
12643 * target.h (struct target_option_hooks): Add fields to say whether
12644 the cold attribute implies -Os and the hot attribute implies -O3.
12646 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12647 By default, do not turn on -Os for cold functions.
12648 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12649 not turn on -O3 for hot functions.
12651 * c-common.c (handle_hot_attribute): Use target hook to determine
12652 if hot functions should enable -O3.
12653 (handle_cold_attribute): Use target hook to determine if cold
12654 functions should enable -Os.
12656 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12657 (override_options): Move disable scheduling to
12658 optimization_options.
12659 (optimization_options): Disable scheduling here, not
12661 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12662 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12664 * config/ia64/ia64.c (ia64_override_options): Move setting
12665 scheduling flags to ia64_optimization_options.
12666 (ia64_optimization_options): Disable scheduling options here, and
12667 not in ia64_override_options.
12668 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12669 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12671 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12674 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12676 2008-07-25 Martin Jambor <mjambor@suse.cz>
12678 PR tree-optimization/36926
12679 * ipa-prop.c (ipa_analyze_call_uses): Call
12680 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12682 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12684 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12685 movv2si_internal): Add mem = reg alternative.
12687 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12690 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12691 DEFAULT_PCC_STRUCT_RETURN to 127.
12693 2008-07-24 Jan Hubicka <jh@suse.cz>
12695 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12696 (build_cgraph_edges): Likewise.
12697 * cgraph.c (cgraph_node): Do not update assembler hash.
12698 (cgraph_remove_node): Drop non-unit-at-a-time code.
12699 * tree-pass.h (pass_O0_always_inline): Remove.
12700 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12701 * toplev.c (process_options): Flag unit-at-a-time does not imply
12702 no section anchors.
12703 * cgraphunit.c: Update comments.
12704 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12705 (cgraph_assemble_pending_functions): Remove.
12706 (cgraph_reset_node): Drop non-unit-at-a-time code.
12707 (cgraph_finalize_function): Likewise.
12708 (cgraph_analyze_function): Likewise.
12709 (cgraph_finalize_compilation_unit): Likewise.
12710 (cgraph_expand_function): Likewise.
12711 (cgraph_optimize): Likesise.
12712 (save_inline_function_body): Likewise.
12713 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12714 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12715 * ipa-inline.c: Update comments.
12716 (enum inlining_mode): remove INLINE_SPEED.
12717 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12718 (cgraph_mark_inline_edge): Likewise.
12719 (try_inline): Likewise.
12720 (cgraph_decide_inlining_incrementally): Likewise.
12721 (cgraph_gate_inlining): Remove.
12722 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12723 (cgraph_gate_early_inlining): Likewise.
12724 (gate_inline_passes): Remove.
12725 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12726 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12727 pass_O0_always_inline): Remove.
12728 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12729 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12730 * opts.c (no_unit_at_a_time_default): Remove.
12731 (decode_options): Remove flag_unit_at_a_time reset and warning.
12732 * opts.h (no_unit_at_a_time_default): Remove.
12733 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12734 early in GNU dialect.
12735 (merge_decls): Update comment; drop unit-at-a-time check.
12736 (finish_decl): Likewise.
12737 (grok_declaration): Remove flag_inline_trees code.
12738 (finish_functions): Return on function returning non-void on all
12740 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12741 * cfgexpand.c (expand_one_static_var): Remove.
12742 (expand_one_var): Remove expand_one_static_var call.
12743 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12744 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12745 and flag_unit_at_a-time compatibility checks.
12746 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12747 * tree-inline.c (flag_inline_trees): Remove.
12748 (inlinable_function_p): Don't check it.
12749 (expand_call_inline): Remove non-unit-at-a-time code.
12750 * tree-inline.h (flag_inline_trees): Remove.
12751 * tree-optimize.c (execute_early_local_optimizations): Remove
12752 unit-at-a-time checks.
12753 (tree_rest_of_compilation): Likewise.
12754 * combine.c (setup_incoming_promotions): Likewise.
12755 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12756 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12757 * passes.c (pass_inline_parameters): Update comments; remove
12758 O0_alwaysinline pass.
12759 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12760 (execute_one_pass): Likewise.
12761 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12762 (ix86_function_sseregparm): Likewise.
12763 * arm.c (arm_function_in_section_p): Likewise.
12764 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12765 * varpool.c: Update comments.
12766 (decide_is_variable_needed): Remove unit-at-a-time checks.
12767 (varpool_finalize_decl): Likewise.
12769 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12771 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12772 to 2 instead of -1.
12773 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12775 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12777 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12778 imp symbol extension.
12780 2008-07-23 Ian Lance Taylor <iant@google.com>
12782 * tree-vrp.c (infer_value_range): Ignore asm statements when
12783 looking for memory accesses for -fdelete-null-pointer-checks.
12785 2008-07-24 Ben Elliston <bje@au.ibm.com>
12787 * config/spu/spu-c.c (__vector_keyword): New variable.
12788 (vector_keyword): Likewise.
12789 (spu_categorize_keyword): New function.
12790 (spu_macro_to_expand): Likewise.
12791 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12792 compiling an ISO C dialect.
12794 2008-07-24 Ben Elliston <bje@au.ibm.com>
12796 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12797 conventional usage.
12799 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12801 * configure: Regenerate.
12802 * configure.ac: Require texinfo 4.7.
12803 * doc/install.texi: Document texinfo 4.7 requirement.
12805 2008-07-23 Martin Jambor <mjambor@suse.cz>
12807 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12808 rather than for DECL_SAVED_TREE.
12809 * ipa-prop.c: Include diagnostic.h.
12810 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12812 (ipa_detect_param_modifications): Function rewritten from scratch.
12813 (ipa_compute_jump_functions): Changed accesses to modification flags.
12814 (ipa_free_node_params_substructures): Update flags destruction.
12815 (ipa_node_duplication_hook): Update flags duplication.
12816 (ipa_print_all_params_modified): Updated flag access.
12817 * ipa-prop.h (struct ipa_param_flags): New structure.
12818 (struct ipa_node_params): New field modification_analysis_done,
12819 modified_flags changed into param_flags.
12820 (ipa_is_ith_param_modified): Changed to use new flags.
12821 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12823 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12824 ipa-cp.c and split into two functions.
12825 (ipa_print_node_jump_functions): New function.
12826 (compute_scalar_jump_functions): New function.
12827 (type_like_member_ptr_p): New function.
12828 (compute_pass_through_member_ptrs): New function.
12829 (fill_member_ptr_cst_jump_function): New function.
12830 (determine_cst_member_ptr): New function.
12831 (compute_cst_member_ptr_arguments): New function.
12832 (ipa_compute_jump_functions): Complete rewrite.
12833 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12834 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12835 (struct ipa_member_ptr_cst): New structure.
12836 (union jump_func_value): New field member_cst.
12837 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12838 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12839 jump function types.
12840 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12841 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12842 instead of ipcp_print_all_jump_functions.
12843 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12844 only for replacable scalars.
12846 * doc/invoke.texi (Optimize options): Add description of
12847 -findirect-inlining.
12848 * common.opt (flag_indirect_inlining): New flag.
12849 * opts.c (decode_options): Set flag_indirect_inlining when
12852 * ipa-inline.c: Include ipa-prop.h.
12853 (inline_indirect_intraprocedural_analysis): New function.
12854 (inline_generate_summary): Allocate parameter and argument info
12855 structures, call inline_indirect_intraprocedural_analysis on each
12856 node when doing indirect inlining and deallocate indirect inlining
12857 data structures in the end.
12858 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12859 (free_all_ipa_structures_after_iinln): New function.
12860 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12862 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12864 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12865 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12866 of computing the frequency separately.
12867 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12868 of computing the frequency separately.
12869 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12870 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12871 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12872 (ipa_get_stmt_member_ptr_load_param): New function.
12873 (ipa_is_ssa_with_stmt_def): New function.
12874 (ipa_note_param_call): New function.
12875 (ipa_analyze_call_uses): New function.
12876 (ipa_analyze_stmt_uses): New function.
12877 (ipa_analyze_params_uses): New function.
12878 (ipa_free_node_params_substructures): Also free the param_calls linked
12880 (ipa_node_duplication_hook): Also duplicate the param_calls
12882 (ipa_print_node_param_flags): New function.
12883 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12884 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12885 * ipa-prop.h (struct ipa_param_flags): New field called.
12886 (struct ipa_param_call_note): New structure.
12887 (struct ipa_node_params): New fields param_calls and
12888 uses_analysis_done.
12889 (ipa_is_ith_param_called): New function.
12890 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12891 ipa_analyze_params_uses and dump parameter flags.
12893 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12894 ipa_propagate_indirect_call_infos if performing indirect inlining,
12895 pass a new parameter new_edges to it.
12896 (add_new_edges_to_heap): New fucntion.
12897 (cgraph_decide_inlining_of_small_functions): New vector
12898 new_indirect_edges for newly found indirect edges , call
12899 ipa_propagate_indirect_call_infos after inlining.
12900 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12901 inlining if performing indirect inlining. Call
12902 free_all_ipa_structures_after_iinln when doing so too.
12903 (inline_generate_summary): Do not call
12904 free_all_ipa_structures_after_iinln here.
12905 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12906 (print_edge_addition_message): New function.
12907 (update_call_notes_after_inlining): New function.
12908 (propagate_info_to_inlined_callees): New function.
12909 (ipa_propagate_indirect_call_infos): New function.
12910 * ipa-prop.h: Include cgraph.h
12911 (struct ipa_param_call_note): Fields reordered, new field processed.
12912 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12913 flag indirect_call.
12914 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12915 rediscovered call statements.
12916 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12917 (dump_cgraph_node): Dump also the indirect_call flag.
12918 (cgraph_clone_edge): Copy also the indirect_call flag.
12919 * tree-inline.c (copy_bb): Do not check for fndecls from call
12920 expressions, check for edge availability when moving clones.
12921 (get_indirect_callee_fndecl): New function.
12922 (expand_call_inline): If callee declaration is not apprent from
12923 the statement, try calling get_indirect_callee_fndecl. Do not
12924 issue warnings or call sorry when not inlinings an indirect edge.
12925 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12927 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12928 bit more frandly to matching.
12929 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12930 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12931 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12933 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12936 * opth-gen.awk: Suppress function specific features when building
12938 * optc-gen.awk: Ditto.
12940 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12943 * diagnostic.c (pedwarn): Add opt parameter.
12945 * c-tree.h (pedwarn_init): Add opt parameter.
12946 (pedwarn_c90): Likewise.
12947 (pedwarn_c99): Likewise.
12948 * c-errors.c (pedwarn_c99): Likewise.
12949 (pedwarn_c90): Likewise.
12950 * toplev.h (pedwarn): Update declaration.
12951 (pedwarn0): Declare.
12952 * c-lex.c: All calls to pedwarn changed.
12953 * builtins.c: All calls to pedwarn changed.
12954 * toplev.c: All calls to pedwarn changed.
12955 * c-decl.c: All calls to pedwarn changed.
12956 * c-typeck.c: All calls to pedwarn changed.
12957 * c-common.c: All calls to pedwarn changed.
12958 * c-parser.c: All calls to pedwarn changed.
12960 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12961 Karthik Kumar <karthikkumar@gmail.com>
12963 * attribs.c (file scope): Include c-common.h.
12964 (decl_attributes): Add support for #pragma GCC optimize and
12965 #pragma GCC option.
12967 * targhooks.c (default_can_inline_p): New function that is the
12968 default for the TARGET_CAN_INLINE_P target hook.
12970 * targhooks.h (default_can_inline_p): Add declaration.
12972 * tree.c (cl_optimization_node): New static tree for building
12973 OPTIMIZATION_NODE tree.
12974 (cl_target_option_node): New static tree for building
12975 TARGET_OPTION_NODE tree.
12976 (cl_option_hash_table): New hash table for hashing
12977 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12978 (cl_option_hash_hash): New function to provide the hash value for
12979 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12980 (cl_option_hash_eq): New function to provide an equality test for
12981 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12982 (tree_code_size): Add support for OPTIMIZATION_NODE and
12983 TARGET_OPTION_NODE trees.
12984 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12985 TARGET_OPTION_NODE trees.
12986 (build_optimization_node): Build a tree that has all of the
12987 current optimization options.
12988 (build_target_option_node): Build a tree that has the target
12989 options that might be changed on a per function basis.
12991 * tree.h (file scope): Include options.h.
12992 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12993 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12994 (TREE_OPTIMIZATION): Ditto.
12995 (TREE_TARGET_SPECIFIC): Ditto.
12996 (struct tree_function_decl): Add fields for remembering the
12997 current optimization options and target specific options.
12998 (struct tree_optimization_option): New tree variant that remembers
12999 the optimization options.
13000 (struct tree_target_option): New tree variant that remembers the
13001 target specific flags that might change for compiling a particular
13003 (union tree_node): Include tree_optimization_option and
13004 tree_target_option fields.
13005 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
13006 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
13007 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
13008 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
13009 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
13010 optimization and target options.
13011 (optimization_default_node): New macro to refer to global_trees
13013 (optimization_current_node): Ditto.
13014 (optimization_cold_node): Ditto.
13015 (optimization_hot_node): Ditto.
13016 (target_option_default_node): Ditto.
13017 (target_option_current_node): Ditto.
13018 (current_option_pragma): Ditto.
13019 (current_optimize_pragma): Ditto.
13021 * target.h (struct gcc_target): Add valid_option_attribute_p,
13022 target_option_save, target_option_restore, target_option_print,
13023 target_option_pragma_parse, and can_inline_p hooks.
13025 * toplev.h (parse_optimize_options): Add declaration.
13026 (fast_math_flags_struct_set_p): Ditto.
13028 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13029 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13032 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13033 tree_can_inline_p hook to see if one function can inline another.
13034 (cgraph_decide_inlining): Ditto.
13035 (cgraph_decide_inlining_incrementally): Ditto.
13037 * opts.c (decode_options): Add support for running multiple times
13038 to allow functions with different target or optimization options
13039 than was specified on the command line.
13040 (fast_math_flags_struct_set_p): New function that is similar to
13041 fast_math_flags_set_p, except it uses the values in the
13042 cl_optimization structure instead of global variables.
13044 * optc-gen.awk: Add support for TargetSave to allow a back end to
13045 declare new fields that need to be saved when using function
13046 specific options. Include flags.h and target.h in the options.c
13047 source. Add support for Save to indicate which options can be set
13048 for individual functions. Generate cl_optimize_save,
13049 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13050 cl_target_option_restore, cl_target_option_print functions to
13051 allow functions to use different optimization or target options.
13053 * opt-functions.awk (var_type_struct): Return the type used for
13054 storing the field in a structure.
13056 * opth-gen.awk: Add support for TargetSave to allow a back end to
13057 declare new fields that need to be saved when using function
13058 specific options. Add support for Save to indicate which options
13059 can be set for individual functions. Only generate one extern for
13060 Mask fields. Generate cl_optimization and cl_target_option
13061 structures to remember optimization and target options.
13063 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13064 collecting new tree nodes.
13065 (TS_TARGET_OPTION): Ditto.
13067 * c-decl.c (merge_decls): Merge function specific target and
13068 optimization options.
13070 * function.c (invoke_set_current_function_hook): If the function
13071 uses different optimization options, change the global variables
13074 * coretypes.h (struct cl_optimization): Add forward reference.
13075 (struct cl_target_option): Ditto.
13077 * c-pragma.c (option_stack): New static vector to remember the
13078 current #pragma GCC option stack.
13079 (handle_pragma_option): New function to support #pragma GCC option
13080 to change target options.
13081 (optimize_stack): New static vector to remember the current
13082 #pragma GCC optimize stack.
13083 (handle_pragma_optimize): New function to support #pragma GCC
13084 optimize to change optimization options.
13085 (init_pragma): Add support for #pragma GCC optimize and #pragma
13088 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13089 optimization options.
13090 (TARGET_OPTION_NODE): New tree code for remembering certain target
13093 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13094 TARGET_OPTION_NODE trees.
13096 * common.opt (-O): Add Optimization flag.
13098 (-fmath-errno): Ditto.
13099 (-falign-functions): Add UInteger flag to make sure flag gets full
13100 int in cl_optimization structure.
13101 (-falign-jumps): Ditto.
13102 (-falign-labels): Ditto.
13103 (-falign-loops): Ditto.
13104 (-fsched-stalled-insns): Ditto.
13105 (-fsched-stalled-insns-dep): Ditto.
13107 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13109 (TARGET_OPTION_SAVE): Ditto.
13110 (TARGET_OPTION_RESTORE): Ditto.
13111 (TARGET_OPTION_PRINT): Ditto.
13112 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13113 (TARGET_CAN_INLINE_P): Ditto.
13114 (TARGET_INITIALIZER): Add new hooks.
13116 * tree-inline.c (tree_can_inline_p): New function to determine
13117 whether one function can inline another. Check if the functions
13118 use compatible optimization options, and also call the backend
13121 * tree-inline.h (tree_can_inline_p): Add declaration.
13123 * c-common.c (c_common_attribute): Add support for option and
13124 optimize attributes.
13125 (handle_option_attribute): Add support for the option attribute to
13126 allow the user to specify different target options for compiling a
13128 (handle_optimize_attribute): Add support for the optimize
13129 attribute to allow the user to specify different optimization
13130 options for compiling a specific function.
13131 (handle_hot_attribute): Turn on -O3 optimization for this one
13132 function if it isn't the default optimization level.
13133 (handle_cold_attribute): Turn on -Os optimization for this one
13134 function if it insn't the default optimization.
13135 (const_char_p): New const char * typedef.
13136 (optimize_args): New static vector to remember the optimization
13138 (parse_optimize_options): New function to set up the optimization
13139 arguments from either the optimize attribute or #pragma GCC optimize.
13141 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13142 (builtin_define_std): Ditto.
13144 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13145 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13146 (x86_64-*-*): Ditto.
13148 * Makefile.in (TREE_H): Add options.h.
13149 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13151 * doc/extend.texi (option attribute): Document new attribute.
13152 (optimize attribute): Ditto.
13153 (hot attribute): Document hot attribute sets -O3.
13154 (cold attribute): Document cold attribute sets -Os.
13155 (#pragma GCC option): Document new pragma.
13156 (#pragma GCC optimize): Ditto.
13158 * doc/options.texi (TargetSave): Document TargetSave syntax.
13159 (UInteger): Document UInteger must be used for certain flags.
13160 (Save): Document Save option to create target specific options
13161 that can be saved/restored on a function specific context.
13163 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13164 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13166 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13167 (TARGET_OPTION_SAVE): Ditto.
13168 (TARGET_OPTION_RESTORE): Ditto.
13169 (TARGET_OPTION_PRINT): Ditto.
13170 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13171 (TARGET_CAN_INLINE_P): Ditto.
13173 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13175 (-mfpmath=both): Ditto.
13177 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13178 Karthik Kumar <karthikkumar@gmail.com>
13180 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13181 (TARGET_POPCNT): Ditto.
13182 (TARGET_SAHF): Ditto.
13183 (TARGET_AES): Ditto.
13184 (TARGET_PCLMUL): Ditto.
13185 (TARGET_CMPXCHG16B): Ditto.
13186 (TARGET_RECIP): Move switch into target_flags.
13187 (TARGET_FUSED_MADD): Ditto.
13188 (ix86_arch_features): Make an unsigned char type.
13189 (ix86_tune_features): Ditto.
13190 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13191 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13192 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13194 * config/i386/i386.opt (arch): New TargetSave field to define
13195 fields that need to be saved for function specific option support.
13198 (branch_cost): Ditto.
13199 (ix86_isa_flags_explicit): Ditto.
13200 (tune_defaulted): Ditto.
13201 (arch_specified): Ditto.
13202 (-m128-long-double): Add Save flag to save option for target
13203 specific option support.
13205 (-maccumulate-outgoing-args): Ditto.
13206 (-malign-double): Ditto.
13207 (-malign-stringops): Ditto.
13208 (-mfancy-math-387): Ditto.
13209 (-mhard-float): Ditto.
13210 (-mieee-fp): Ditto.
13211 (-minline-all-stringops): Ditto.
13212 (-minline-stringops-dynamically): Ditto.
13213 (-mms-bitfields): Ditto.
13214 (-mno-align-stringops): Ditto.
13215 (-mno-fancy-math-387): Ditto.
13216 (-mno-push-args): Ditto.
13217 (-mno-red-zone): Ditto.
13218 (-mpush-args): Ditto.
13219 (-mred-zone): Ditto.
13221 (-msseregparm): Ditto.
13222 (-mstack-arg-probe): Ditto.
13234 (-mno-sse4): Ditto.
13237 (-mrecip): Move flag into target_flags.
13239 (-mno-fused-madd): Ditto.
13240 (-mfused-madd): Ditto.
13241 (-mabm): Move flag into ix86_isa_flags.
13248 * config/i386/i386-c.c: New file for #pragma support.
13249 (ix86_target_macros_internal): New function to #define or #undef
13250 target macros based when the user uses the #pragma GCC option to
13251 change target options.
13252 (ix86_pragma_option_parse): New function to add #pragma GCC option
13254 (ix86_target_macros): Move defining the target macros here from
13255 TARGET_CPU_CPP_BUILTINS in i386.h.
13256 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13257 defined, initialize any subtarget #pragmas.
13259 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13260 REGISTER_TARGET_PRAGMAS.
13262 * config/i386/t-i386: New file for x86 dependencies.
13263 (i386.o): Make dependencies mirror the include files used.
13264 (i386-c.o): New file, add dependencies.
13266 * config/i386/i386-protos.h (override_options): Add bool argument.
13267 (ix86_valid_option_attribute_tree): Add declaration.
13268 (ix86_target_macros): Ditto.
13269 (ix86_register_macros): Ditto.
13271 * config/i386/i386.c (ix86_tune_features): Move initialization of
13272 the target masks to initial_ix86_tune_features to allow functions
13273 to have different target options. Make type unsigned char,
13274 instead of unsigned int.
13275 (initial_ix86_tune_features): New static vector to hold processor
13276 masks for the tune variables.
13277 (ix86_arch_features): Move initialization of the target masks to
13278 initial_ix86_arch_features to allow functions to have different
13279 target options. Make type unsigned char, instead of unsigned int.
13280 (initial_ix86_arch_features): New static vector to hold processor
13281 masks for the arch variables.
13282 (enum ix86_function_specific_strings): New enum to describe the
13283 string options used for attribute((option(...))).
13284 (ix86_target_string): New function to return a string that
13285 describes the target options.
13286 (ix86_debug_options): New function to print the current options in
13288 (ix86_function_specific_save): New function hook to save the
13289 function specific global variables in the cl_target_option structure.
13290 (ix86_function_specific_restore): New function hook to restore the
13291 function specific variables from the cl_target_option structure to
13292 the global variables.
13293 (ix86_function_specific_print): New function hook to print the
13294 target specific options in the cl_target_option structure.
13295 (ix86_valid_option_attribute_p): New function hook to validate
13296 attribute((option(...))) arguments.
13297 (ix86_valid_option_attribute_tree): New function that is common
13298 code between attribute((option(...))) and #pragma GCC option
13299 support that parses the options and returns a tree holding the options.
13300 (ix86_valid_option_attribute_inner_p): New helper function for
13301 ix86_valid_option_attribute_tree.
13302 (ix86_can_inline_p): New function hook to decide if one function
13303 can inline another on a target specific basis.
13304 (ix86_set_current_function); New function hook to switch target
13305 options if the user used attribute((option(...))) or #pragma GCC
13307 (ix86_tune_defaulted): Move to static file scope from
13309 (ix86_arch_specified): Ditto.
13310 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13312 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13313 (OPTION_MASK_ISA_ABM_SET): Ditto.
13314 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13315 (OPTION_MASK_ISA_CX16_SET): Ditto.
13316 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13317 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13318 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13319 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13320 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13321 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13322 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13323 (struct ptt): Move to static file scope from override_options.
13324 (processor_target_table): Ditto.
13325 (cpu_names): Ditto.
13326 (ix86_handle_option): Add support for options that are now isa options.
13327 (override_options): Add support for declaring functions that
13328 support different target options than were specified on the
13329 command line. Move struct ptt, processor_target_table, cpu_names,
13330 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13331 Add bool argument. Fix up error messages so the appropriate error
13332 is given for either command line or attribute.
13333 (ix86_previous_fndecl): New static to remember previous function
13334 declaration to see if we need to change target options.
13335 (ix86_builtins_isa): New array to record the ISA of each builtin
13337 (def_builtin): Always create the builtin function, even if the
13338 current ISA doesn't support it.
13339 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13340 tests for those builtins.
13341 (ix86_init_builtins): Remove TARGET_MMX test for calling
13342 ix86_init_mmx_sse_builtins.
13343 (ix86_expand_builtin): If the current ISA doesn't support a given
13344 builtin, signal an error.
13345 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13346 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13347 (TARGET_OPTION_SAVE): Ditto.
13348 (TARGET_OPTION_RESTORE): Ditto.
13349 (TARGET_OPTION_PRINT): Ditto.
13350 (TARGET_CAN_INLINE_P): Ditto.
13352 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13354 * c-typeck.c (build_external_ref): Don't call assemble_external.
13355 * final.c (output_operand): Call assemble_external.
13357 2008-07-21 DJ Delorie <dj@redhat.com>
13359 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13360 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13362 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13364 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13365 original insn and splitter contents into ...
13366 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13367 flag_unsafe_math_optimizations. Add dummy scratch register.
13368 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13369 !flag_unsafe_math_optimizations. Returns number with next
13370 highest magnitude if this is still less or equal to the true
13371 quotient in magnitude.
13373 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13375 * Makefile.in: Replace toplev.h with TOPLEV_H.
13376 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13377 * c-lex.c (fe_file_change): Don't set in_system_header.
13378 * c-parser.c (c_token): Remove in_system_header.
13379 (c_lex_one_token): Don't set in_system_header.
13380 (c_parser_set_source_position_from_token): Don't set in_system_header.
13381 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13384 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13385 * flags.h (in_system_header): Remove.
13386 * function.c (saved_in_system_header): Remove.
13387 (push_cfun): Don't set in_system_header.
13388 (pop_cfun): Don't set in_system_header.
13389 (push_struct_function): Don't set in_system_header.
13390 * input.h (expanded_location): Add sysp.
13391 (in_system_header_at): New.
13392 (in_system_header): New.
13393 * toplev.c (in_system_header): Remove.
13394 * toplev.h: Include input.h
13396 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13397 * tree-ssa.c (warn_uninit): Call warning_at.
13398 (warn_uninitialized_var): Update calls to warn_uninit.
13399 (warn_uninitialized_phi): Update calls to warn_uninit.
13400 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13401 (expand_location): Initialize xloc.sysp.
13402 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13403 (tree_decl_with_vis): Remove in_system_header_flag.
13405 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13408 * recog.c (asm_operand_ok): Change the order of the extra
13409 memory constraint checks.
13411 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13414 * tree-switch-conversion.c (build_one_array): Call
13415 varpool_mark_needed_node and varpool_finalize_decl
13416 instead of assemble_variable.
13418 2008-07-19 Jan Hubicka <jh@suse.cz>
13420 * cgraph.c (cgraph_add_new_function): Do early local passes.
13421 * tree-nrv.c (gate_pass_return_slot): New gate.
13422 (pass_nrv): Add the gate.
13423 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13425 (coalesce_ssa_name): Coalesce SSA names.
13426 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13427 not optimizing so unused user vars remains visible.
13428 * common.opt (flag_tree_ter): Always enable by default.
13429 * tree-ssa-ter.c: Include flags.h
13430 (is_replaceable_p): Check that locations match; when aliasing
13431 is missing be conservative about loads.
13432 * tree-optimize.c (gate_init_datastructures): Remove.
13433 (pass_init_datastructures): New.
13434 * passes.c: Reorder passes so we always go into SSA.
13436 2008-07-19 Jan Hubicka <jh@suse.cz>
13438 * doc/extend.texi (flatten attribute): Remove note about
13440 * doc/invoke.texi (--combine): Likewise.
13441 (-finline-functions-called-once): Update levels when enabled.
13442 (-funit-at-a-time): Document new behaviour.
13443 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13444 -fno-section-anchors when disabled explicitly.
13445 (inline params): They are not ignored now.
13446 (precompiled headers): Remove unit-at-a-time as being incompatible.
13447 * opts.c (decode_options): Handle unit-at-a-time as alias;
13448 imply -fno-section-anchors when toplevel reorder is disabled
13450 * common.opt (ftoplevel-reorder): Set default value to 2.
13451 (funit-at-a-time): Set default value to 1.
13452 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13455 2008-07-19 Jan Hubicka <jh@suse.cz>
13457 * builtins.c (expand_builtin_int_roundingfn,
13458 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13461 2008-07-19 Richard Guenther <rguenther@suse.de>
13464 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13465 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13466 * tree-ssa-pre.c (get_expr_value_id): For newly created
13467 constant value-ids make sure to add the expression to its
13470 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13472 PR middle-end/36877
13473 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13474 return value of the builtin is ignored.
13476 2008-07-19 Olivier Hainque <hainque@adacore.com>
13478 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13479 bits, a C conformant malloc implementation has to provide.
13480 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13482 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13486 * reload.c (find_reloads_subreg_address): Only reload address if
13487 reloaded == 0, not for reloaded != 1.
13490 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13491 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13492 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13493 m32c_legitimize_reload_address.
13495 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13496 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13497 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13499 2008-07-19 Olivier Hainque <hainque@adacore.com>
13501 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13502 argument, saying whether nested array are to be collapsed
13503 into a single array type DIE with multiple subscripts.
13504 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13505 issues, centralize the nested array types collapsing control and
13506 disable the transformation for Ada.
13508 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13511 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13513 (x86_64_shift_adj_2): New expander.
13514 (x86_64_shift_adj_3): Ditto.
13515 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13516 to split TImode operands.
13517 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13518 (ix86_split_lshr): Ditto.
13520 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13522 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13523 and __CHAR32_TYPE__.
13524 * c-typeck.c (digest_init): Support char16_t and char32_t.
13525 (set_nonincremental_init_from_string): Idem.
13527 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13529 PR middle-end/36859
13530 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13531 PREFERRED_STACK_BOUNDARY.
13532 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13534 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13536 PR middle-end/36858
13537 * function.c (locate_and_pad_parm): Cap boundary earlier.
13539 2008-07-17 Julian Brown <julian@codesourcery.com>
13541 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13542 no-op for targets which don't use DLLs.
13544 2008-07-17 Martin Jambor <mjambor@suse.cz>
13546 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13547 that nodes are relevant by examining the node->analyzed flag.
13548 (ipcp_init_stage): Check which nodes are relevant, assert that the
13549 relevant ones are also required.
13550 (ipcp_propagate_stage): Check on the side arrays are properly
13552 (ipcp_print_all_jump_functions): Make sure not to touch any node
13553 that is not analyzed or an edge that does not have a corresponding
13554 entry in the on-the-side vectors.
13555 (ipcp_function_scale_print): Likewise.
13556 (ipcp_update_callgraph): Check that the node is relevant.
13557 (ipcp_insert_stage): Check that the node is relevant. Check there is
13558 an info for every node and edge.
13559 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13560 (ipa_print_all_tree_maps): Likewise and a new variable info.
13561 (ipa_print_all_params_modified): Likewise.
13562 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13564 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13567 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13569 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13571 PR rtl-optimization/36753
13572 * fwprop.c (use_killed_between): Don't shortcut
13573 single-definition global registers.
13575 2008-07-16 Jan Hubicka <jh@suse.cz>
13577 * cgraph.h (varpool_empty_needed_queue): Declare.
13578 * cgraphunit.c (output_in_order): Mark all variables as needed;
13580 * varpool.c (varpool_assemble_node): Update debug queue.
13581 (varpool_assemble_pending_decls): Don't do it here.
13582 (varpool_empty_needed_queue): New function.
13584 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13586 * recog.c (peephole2_optimize): Fix formatting.
13588 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13590 * c-pch.c (get_ident): Avoid C++ keywords.
13591 * combine-stack-adj.c (single_set_for_csa): Likewise.
13592 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13593 output_asm_insn): Likewise.
13594 * reload.c (push_secondary_reload, find_reusable_reload,
13595 push_reload, combine_reloads, find_reloads,
13596 debug_reload_to_stream): Likewise.
13597 * reload.h (struct reload): Likewise.
13598 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13599 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13600 emit_output_reload_insns): Likewise.
13601 * targhooks.c (default_secondary_reload): Likewise.
13602 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13604 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13606 * recog.c (validate_change_1, validate_change,
13607 validate_unshare_change, validate_replace_rtx_1, struct
13608 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13610 * reload.c (push_secondary_reload, secondary_reload_class,
13611 scratch_reload_class, find_valid_class, find_reusable_reload,
13612 push_reload, find_dummy_reload, find_reloads_address_1,
13613 find_reloads_address_part, find_equiv_reg): Likewise.
13614 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13615 choose_reload_regs): Likewise.
13616 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13618 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13619 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13620 * sched-rgn.c (concat_INSN_LIST): Likewise.
13621 * stor-layout.c (mode_for_size, mode_for_size_tree,
13622 smallest_mode_for_size): Likewise.
13624 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13626 * cfg.c (dump_reg_info): Avoid C++ keywords.
13627 * dwarf2asm.c (dw2_force_const_mem,
13628 dw2_asm_output_encoded_addr_rtx): Likewise.
13629 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13630 * expmed.c (expand_shift): Likewise.
13631 * global.c (find_reg): Likewise.
13632 * graph.c (draw_edge): Likewise.
13633 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13634 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13635 widen_clz, widen_bswap, expand_parity, expand_unop,
13636 emit_cmp_and_jump_insn_1): Likewise.
13637 * postreload.c (reload_cse_simplify_operands): Likewise.
13638 * ra.h (add_neighbor): Likewise.
13639 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13640 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13641 record_reg_classes, copy_cost, record_address_regs,
13642 invalid_mode_change_p): Likewise.
13643 * regrename.c (regrename_optimize, scan_rtx_reg,
13644 dump_def_use_chain, find_oldest_value_reg,
13645 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13647 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13649 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13650 MASK_POWERPC64 for power4 in previous commit.
13652 2008-07-16 Olivier Hainque <hainque@adacore.com>
13654 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13655 instead of bare conversion to cast const-ness away.
13657 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13659 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13660 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13661 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13662 (TARGET_FUNCTION_VALUE): Define.
13664 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13666 * config/rs6000/rs6000.c (processor_target_table): Add
13667 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13669 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13672 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13673 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13674 m32c_legitimize_reload_address.
13676 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13678 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13679 DECL_IN_SYSTEM_HEADER in sync.
13681 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13683 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13684 * tree-ssa-pre.c (pre_expr_eq): Ditto
13685 (get_constant_for_value_id): Take a type as an argument.
13686 (fully_constant_expression): Pass in type.
13687 (find_or_generate_expression): Short circuit constant case.
13688 (create_expression_by_pieces): Remove special casing of
13690 (do_regular_insertion): Short circuit constant case.
13691 (do_partial_partial_insertion): Ditto.
13693 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13696 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13698 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13700 * config/xtensa/libgcc-xtensa.ver: New file.
13701 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13703 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13705 * df-problems.c (df_set_note): Avoid C++ keywords.
13706 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13707 * dse.c (record_store, remove_useless_values): Likewise.
13708 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13709 gen_reg_rtx_offset, operand_subword, change_address_1,
13710 change_address, adjust_address_1, offset_address,
13711 widen_memory_access, emit_copy_of_insn_after): Likewise.
13712 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13713 * fwprop.c (should_replace_address, propagate_rtx_1,
13714 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13716 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13717 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13718 * lcm.c (compute_insert_delete, pre_edge_lcm,
13719 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13720 * lower-subreg.c (resolve_reg_notes): Likewise.
13721 * mode-switching.c (optimize_mode_switching): Likewise.
13723 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13725 * bt-load.c (add_btr_def, migrate_btr_def,
13726 branch_target_load_optimize): Avoid C++ keywords.
13727 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13729 * combine.c (subst, simplify_set, make_extraction,
13730 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13731 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13732 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13734 2008-07-15 Richard Guenther <rguenther@suse.de>
13736 PR middle-end/36369
13737 * c-common.c (strict_aliasing_warning): Do not warn for
13738 TYPE_REF_CAN_ALIAS_ALL pointers.
13739 (c_common_get_alias_set): may_alias types are not special.
13740 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13741 attribute and set can_ref_all accordingly.
13742 (build_reference_type_for_mode): Likewise.
13743 * doc/extend.texi (may_alias): Clarify.
13745 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13748 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13749 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13751 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13754 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13755 gcc_assert, instead call output_operand_lossage.
13757 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13759 * builtins.c (std_canonical_va_list): Treat structure based
13762 2008-07-15 Ben Elliston <bje@au.ibm.com>
13764 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13766 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13768 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13771 2008-07-14 Jan Hubicka <jh@suse.cz>
13773 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13774 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13775 fix predicates and constraints.
13776 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13777 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13779 2008-07-14 Doug Kwan <dougkwan@google.com>
13781 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13782 additional option file arm/eabi.opt.
13783 * config/arm/eabi.h (File): New configuration file for EABI targets.
13784 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13785 SUBSUBTARGET_EXTRA_SPECS.
13786 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13787 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13788 from STARTFILE_SPEC so that it can be referenced in an override.
13789 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13790 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13791 can be referenced in an override.
13792 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13793 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13794 so that it can be referenced in an override.
13795 (LINK_SPEC): Use BPABI_LINK_SPEC.
13796 * config/arm/eabi.opt (File): New.
13798 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13800 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13801 (FIXED_VALUE_H): New variable.
13802 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13803 input.h, fixed-value.h.
13804 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13805 (BASIC_BLOCK_H): Use $(BITMAP_H).
13806 (FUNCTION_H): Add varray.h.
13807 (IPA_REFERENCE_H): Use $(BITMAP_H).
13808 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13809 (DF_H): Use $(BITMAP_H).
13810 (GGC_H): Add statistics.h.
13811 (INSN_ADDR_H): New.
13812 (INSN_ATTR_H): Use it.
13813 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13815 (SYMTAB_H): Add $(OBSTACK_H).
13816 (CPP_INTERNAL_H): New.
13817 (TREE_DUMP_H): Add tree-pass.h.
13818 (TREE_FLOW_H): Use $(BITMAP_H)
13819 (PRETTY_PRINT_H): Use $(INPUT_H).
13820 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13823 (many object files): Fix lots of header dependencies throughout.
13825 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13827 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13829 (s-gtyp-input): Use them to write tmp-gi.list.
13830 (echo_to_gi.list): Remove.
13832 2008-07-14 Richard Guenther <rguenther@suse.de>
13834 * tree-ssa-sccvn.c (pre_info): Remove.
13835 (switch_to_PRE_table): Likewise.
13836 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13837 (set_hashtable_value_ids): Do not create value-ids for the
13839 (run_scc_vn): Remove double test. Remove bogus special-case
13840 in value-number printing.
13841 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13842 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13844 * tree-flow-inline.h (get_value_handle): Remove.
13845 * tree-flow.h (get_value_handle): Remove.
13847 2008-07-14 Martin Jambor <mjambor@suse.cz>
13849 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13850 in which we generate arithmetics is not a subrange.
13852 2008-07-14 Martin Jambor <mjambor@suse.cz>
13854 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13856 2008-07-14 Richard Guenther <rguenther@suse.de>
13858 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13860 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13863 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13864 reload for symbol refs moved to r0 with -fPIC.
13865 (legitimize_pic_address): Use the target register as temporary
13867 (emit_symbolic_move): Adjust comment.
13868 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13871 2008-07-14 Ben Elliston <bje@au.ibm.com>
13873 * c-common.h (C_CPP_HASHNODE): New macro.
13874 * coretypes.h (struct cpp_token): Forward declare.
13875 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13876 the context-sensitive keyword method.
13877 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13878 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13879 expand_bool_pixel): New.
13880 (altivec_categorize_keyword): New function.
13881 (init_vector_keywords): New function.
13882 (rs6000_macro_to_expand): Likewise.
13883 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13884 compiling an ISO C dialect.
13886 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13888 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13889 (create_expression_by_pieces): Fix typo.
13890 (do_regular_insertion): Use debug counter here too.
13892 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13895 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13896 CONST_OK_FOR_LETTER_P. All port-local users changed.
13897 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13898 implement Kp matching power-of-two.
13899 (CONSTRAINT_LEN): Define to match.
13900 * config/cris/cris.md: Replace all use of constraint K with Kc.
13901 ("*btst*): Use Kp for operand 0 of last alternative.
13903 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13906 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13909 2008-07-13 Jan Hubicka <jh@suse.cz>
13911 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13914 2008-07-13 Richard Guenther <rguenther@suse.de>
13916 PR middle-end/36811
13917 * langhooks.c (lhd_print_error_function): Deal with recursive
13920 2008-07-12 Jan Hubicka <jh@suse.cz>
13922 * cgraph.c (assembler_name_hash): New static var.
13923 (hash_node_by_assembler_name, eq_assembler_name): New.
13924 (cgraph_node_for_asm): Use hashtable.
13925 (cgraph_remove_node): Maintain hashtable.
13926 (change_decl_assembler_name): Sanity check that names are not changing
13927 after aliasing was processed.
13928 * cgraph.h (varpoon_node): Add next GGC marker.
13929 * tree.c (decl_assembler_name_equal): Constify.
13930 (decl_assembler_name_hash): New.
13931 * tree.h (decl_assembler_name_equal): Constify.
13932 (decl_assembler_name_hash): Update.
13934 2008-07-12 David Daney <ddaney@avtrex.com>
13936 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13937 sb1 and r5000 cpus.
13939 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13941 * doc/md.texi: Document the MIPS "v" constraint.
13942 * config/mips/mips.h (reg_class): Revert last change.
13943 (REG_CLASS_NAMES): Likewise.
13944 (REG_CLASS_CONTENTS): Likewise.
13945 * config/mips/mips.c (mips_regno_to_class): Likewise.
13946 * config/mips/constraints.md (v): Likewise, but add documentation.
13947 Add a comment to say that this constraint should not be used in
13950 2008-07-11 DJ Delorie <dj@redhat.com>
13952 * config/h8300/h8300.md (length): Fix branch offset limit.
13954 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13956 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13957 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13958 (avr_hard_regno_scratch_ok): New function.
13959 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13960 * config/avr/avr.md (all peepholes that request a scratch register):
13961 Remove avr_peep2_scratch_safe use.
13963 2008-07-11 Tom Tromey <tromey@redhat.com>
13964 Ian Lance Taylor <iant@google.com>
13966 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13967 (struct c_common_resword): Define.
13968 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13969 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13970 (c_common_reswords, num_c_common_reswords): Declare.
13971 * c-common.c (c_common_reswords): New global const array.
13972 (num_c_common_reswords): New const int.
13973 * c-parser.c (struct resword, reswords): Don't define.
13974 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13975 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13976 than reswords. If warning about C++ keywords, give them a special
13978 (c_lex_one_token): Warn about C++ keywords. Call
13979 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13980 (c_parser_external_declaration): Look for RID_xxx rather than
13981 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13982 (c_parser_statement_after_labels): Likewise.
13983 (c_parser_objc_class_instance_variables): Likewise.
13984 (c_parser_objc_class_declaration): Likewise.
13985 (c_parser_objc_try_catch_statement): Likewise.
13986 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13987 (declspecs_add_type): Likewise.
13989 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13991 * ggc-page.c (alloc_page):
13992 Substituting xmalloc, xcalloc with
13993 XNEWVEC and XCNEWVAR macros which add the
13996 2008-07-11 Richard Guenther <rguenther@suse.de>
13998 PR tree-optimization/36765
13999 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
14000 aliases from HEAP vars to SMTs.
14002 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14004 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
14005 * configure.ac (loose_warn): Move -Wc++-compat from here...
14006 (strict_warn): ...to here.
14007 * configure: Regenerate.
14009 2008-07-10 Joseph Myers <joseph@codesourcery.com>
14011 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
14012 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
14013 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
14014 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
14015 excluding more specific h8300-*-* and sh-*-* targets.
14017 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
14019 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14020 (eliminate): Ditto.
14021 (execute_pre): Call loop_optimizer_finalize in early exit.
14023 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14025 PR middle-end/36790
14026 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14027 uids in the bitmap, not just VAR_DECL uids.
14029 PR rtl-optimization/36419
14030 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14031 (combine_stack_adjustments_for_block): Call it if needed. Delete
14033 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14034 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14035 prologue sp adjustment.
14037 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14040 * opts.c (print_ignored_options): Report postponed diagnostics for
14041 unknown -Wno-* options as warnings, not errors.
14042 (postpone_unknown_option_error): Renamed to...
14043 (postpone_unknown_option_warning): ... this.
14045 2008-07-09 Doug Kwan <dougkwan@google.com>
14048 2008-07-08 Doug Kwan <dougkwan@google.com>
14050 * config/arm/arm.opt (mandroid): New option.
14051 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14052 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14054 (CC1PLUS_SPEC): Same.
14056 (STARTFILE_SPEC): Same.
14057 (ENDFILE_SPEC): Same.
14058 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14061 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14064 * config/mips/mips.h (reg_class): Remove V1_REG.
14065 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14066 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14067 instead of V1_REGS.
14068 (mips_get_tp): New function.
14069 (mips_legitimize_tls_address): Use it.
14070 * config/mips/constraints.md (v): Delete.
14071 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14072 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14073 After reload, split into a move and ...
14074 (*tls_get_tp_<mode>_split): ...this new instruction.
14076 2008-07-09 David Daney <ddaney@avtrex.com>
14078 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14080 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14082 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14083 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14085 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14086 htab_delete should be called. Don't free c.
14087 (lookup_tmp_var): Create temp_htab lazily.
14088 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14089 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14091 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14092 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14093 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14094 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14095 * tree-sra.c (generate_element_init): Likewise.
14096 * tree-mudflap.c (execute_mudflap_function_ops,
14097 execute_mudflap_function_decls): Likewise.
14098 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14099 * tree-gimple.h (struct gimplify_ctx): New type.
14100 (push_gimplify_context): Adjust prototype.
14102 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14104 * tree-ssa-pre.c (phi_translate_1): Update placement of
14105 add_to_value calls.
14107 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14109 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14110 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14111 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14112 * targhooks.c (default_hard_regno_scratch_ok): New function.
14113 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14114 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14115 * recog.c: Include "target.h".
14116 (peep2_find_free_register): Add check for global regs. Add target
14118 * Makefile.in (recog.o): Depend on target.h.
14120 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14122 * config/sh/sh.c (sh_canonical_va_list_type): New.
14123 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14125 2008-07-09 Raksit Ashok <raksit@google.com>
14127 * doc/invoke.texi (Option Summary): Mention new option
14128 -Wdisallowed-function-list=...
14129 (Warning Options): Document -Wdisallowed-function-list=...
14130 * common.opt (Wdisallowed-function-list=): New flag.
14131 * flags.h (warn_disallowed_functions): External definition of new
14132 boolean warning flag.
14133 (warn_if_disallowed_function_p): Declare new function.
14134 * opts.c (warning_disallowed_functions): New static variable.
14135 (warn_disallowed_functions): New boolean warning flag.
14136 (warn_if_disallowed_function_p): New function.
14137 (add_comma_separated_to_vector): Rename
14138 add_instrument_functions_exclude_list to this.
14139 (common_handle_option): Handle new option. Rename calls to
14140 add_instrument_functions_exclude_list into calls to
14141 add_comma_separated_to_vector.
14142 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14143 based on flag warn_disallowed_functions.
14145 2008-07-09 Christian Bruel <christian.bruel@st.com>
14147 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14148 instead of get_attr_length.
14150 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14152 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14154 * genemit.c (gen_insn): Likewise.
14155 * gengtype.c (note_def_vec): Likewise.
14156 * gengtype.h (note_def_vec): Likewise.
14157 * genoutput.c (struct data, output_insn_data, process_template,
14158 gen_expand, gen_split, note_constraint): Likewise.
14159 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14160 make_insn_sequence): Likewise.
14161 * gensupport.c (record_insn_name): Likewise.
14163 2008-07-08 Doug Kwan <dougkwan@google.com>
14165 * config/arm/arm.opt (mandroid): New option.
14166 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14167 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14169 (CC1PLUS_SPEC): Same.
14171 (STARTFILE_SPEC): Same.
14172 (ENDFILE_SPEC): Same.
14173 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14176 2008-07-08 Raksit Ashok <raksit@google.com>
14178 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14179 (set_storage_via_setmem): Fix expected_align parameter.
14180 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14181 missing from the list.
14182 * doc/md.texi (movmem): Explicitly state that expected alignment is
14183 to be expressed in bytes.
14184 (setmem): Explicitly state that expected alignment is to be expressed
14187 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14189 * reload.c (find_reloads_subreg_address): Do not require validity
14190 of address in original mode before reloading address.
14192 2008-07-07 Tianwei Sheng <tianweis@google.com>
14194 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14195 bounds array access.
14197 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14199 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14201 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14203 Fix PR tree-optimization/23455
14204 Fix PR tree-optimization/35286
14205 Fix PR tree-optimization/35287
14206 * Makefile.in (OBJS-common): Remove tree-vn.o.
14207 (tree-vn.o): Remove.
14208 * dbgcnt.def: Add treepre_insert debug counter.
14209 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14210 (debug_value_expressions): Ditto.
14211 (print_value_expressions): Ditto.
14212 * tree-pretty-print.c (dump_generic_node): Updated for
14213 VALUE_HANDLE removal.
14214 * tree-ssa-dom.c (record_equality): Ditto.
14215 (cprop_operand): Ditto.
14216 (lookup_avail_expr): Ditto.
14217 * tree-ssa-threadedge.c
14218 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14219 (simplify_control_stmt_condition): Ditto.
14220 * tree.c (tree_code_size): Ditto.
14221 (tree_node_structure): Ditto.
14222 (iterative_hash_expr): Ditto.
14224 * tree.h (VALUE_HANDLE_ID): Ditto.
14225 (VALUE_HANDLE_EXPR_SET): Ditto.
14226 (struct tree_value_handle): Ditto.
14227 (union tree_node): Ditto.
14228 * treestruct.def: Ditto.
14229 * tree-vn.c: Removed.
14230 * tree-ssa-pre.c: Rewritten entirely.
14231 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14232 (constant_value_ids): Ditto.
14233 (vn_nary_op_t): Moved to header.
14235 (vn_reference_op_t): Ditto
14236 (vn_reference_t): Ditto.
14237 (next_value_id): New variable.
14238 (VN_INFO): Add an assert.
14239 (vn_constant_eq): New function.
14240 (vn_constant_hash): Ditto.
14241 (get_or_alloc_constant_value_id): Ditto.
14242 (value_id_constant_p): Ditto.
14243 (vn_reference_compute_hash): De-staticify.
14244 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14245 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14246 (valueize_refs): Update opcode if it changes from ssa name to constant.
14247 (vn_reference_lookup_1): Add new argument.
14248 (vn_reference_lookup): Ditto.
14249 (vn_reference_lookup_pieces): New function.
14250 (vn_reference_insert): Add return type. Modify to deal with value ids.
14251 (vn_reference_insert_pieces): New function.
14252 (vn_nary_op_compute_hash): De-staticify.
14253 (vn_nary_op_eq): Ditto.
14254 (vn_nary_op_lookup_pieces): New function.
14255 (vn_nary_op_lookup): Add new argument.
14256 (vn_nary_op_insert_pieces): New function.
14257 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14258 (vn_phi_insert): Ditto.
14259 (visit_unary_op): Update for callee changes.
14260 (visit_binary_op): Ditto.
14261 (visit_reference_op_load): Ditto.
14262 (visit_reference_op_store): Ditto.
14263 (init_scc_vn): Init next_value_id, constant_to_value_id and
14264 constant_value_ids.
14265 (free_scc_vn): Free them.
14266 (set_hashtable_value_ids): New function.
14267 (run_scc_vn): Use it.
14268 (get_max_value_id): New function.
14269 (get_next_value_id): Ditto.
14270 (expressions_equal_p): Moved from tree-vn.c
14271 (sort_vuses): Ditto.
14272 (sort_vuses_heap): Ditto.
14273 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14275 * tree.c (iterative_hash_hashval_t): Made non-static
14276 * tree.h (iterative_hash_hashval_t): Declare it.
14278 2008-07-08 Martin Jambor <mjambor@suse.cz>
14280 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14281 instead of ipa_create_node_params.
14282 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14283 ipa_check_create_edge_args, free them with
14284 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14286 * ipa-prop.c: Include flags.h and tree-inline.h.
14287 (ipa_node_params_vector): New variable.
14288 (ipa_edge_args_vector): New variable.
14289 (edge_removal_hook_holder): New variable.
14290 (node_removal_hook_holder): New variable.
14291 (edge_duplication_hook_holder): New variable.
14292 (node_duplication_hook_holder): New variable.
14293 (ipa_detect_param_modifications): Check for presence of modified flags.
14294 (ipa_compute_jump_functions): Check for presence of jump functions.
14295 (ipa_free_edge_args_substructures): New function.
14296 (ipa_create_node_params): Removed.
14297 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14298 (ipa_free_node_params_substructures): New function.
14299 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14301 (ipa_edge_removal_hook): New function.
14302 (ipa_node_removal_hook): New function.
14303 (duplicate_array): New function.
14304 (ipa_edge_duplication_hook): New function.
14305 (ipa_node_duplication_hook): New function.
14306 (ipa_register_cgraph_hooks): New function.
14307 (ipa_unregister_cgraph_hooks): New function.
14308 (free_all_ipa_structures_after_ipa_cp): New function.
14310 * ipa-prop.h: Include vec.h.
14311 (ipa_node_params_t): New typedef with vector types for it.
14312 (ipa_edge_args_t): New typedef with vector types for it.
14313 (IPA_NODE_REF): Changed to access an on-the-side vector.
14314 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14315 (ipa_check_create_node_params): New function.
14316 (ipa_check_create_edge_args): New function.
14318 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14321 2008-07-07 Tom Tromey <tromey@redhat.com>
14323 * configure, config.in: Rebuilt.
14324 * configure.ac: Don't check for scandir or alphasort.
14326 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14328 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14329 types immediately after creating them.
14331 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14333 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14335 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14337 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14338 dump_constraint_graph.
14339 (dump_constraint_edge): New function.
14340 (dump_constraint_graph): New function.
14341 (debug_constraint_graph): New function.
14342 (dump_constraint): Removed useless comparison.
14343 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14344 (dump_constraint_graph): Declare.
14345 (debug_constraint_graph): Declare.
14346 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14348 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14350 * config/i386/i386.c (is_va_list_char_pointer): New.
14351 (ix86_va_start): Replace compare with ms_va_list_type_node
14352 by is_va_list_char_pointer.
14353 (ix86_gimplify_va_arg): Likewise.
14355 2008-07-07 Martin Jambor <mjambor@suse.cz>
14357 * cgraph.c (cgraph_edge_max_uid): New variable.
14358 (struct cgraph_edge_hook_list): New type.
14359 (struct cgraph_node_hook_list): New type.
14360 (struct cgraph_2edge_hook_list): New type.
14361 (struct cgraph_2node_hook_list): New type.
14362 (first_cgraph_edge_removal_hook): New variable.
14363 (first_cgraph_node_removal_hook): New variable.
14364 (first_cgraph_edge_duplicated_hook): New variable.
14365 (first_cgraph_node_duplicated_hook): New variable.
14366 (cgraph_add_edge_removal_hook): New function.
14367 (cgraph_remove_edge_removal_hook): New function.
14368 (cgraph_call_edge_removal_hooks): New function.
14369 (cgraph_add_node_removal_hook): New function.
14370 (cgraph_remove_node_removal_hook): New function.
14371 (cgraph_call_node_removal_hooks): New function.
14372 (cgraph_add_edge_duplication_hook): New function.
14373 (cgraph_remove_edge_duplication_hook): New function.
14374 (cgraph_call_edge_duplication_hooks): New function.
14375 (cgraph_add_node_duplication_hook): New function.
14376 (cgraph_remove_node_duplication_hook): New function.
14377 (cgraph_call_node_duplication_hooks): New function.
14378 (cgraph_create_edge): Assign to edge uid.
14379 (cgraph_remove_edge): Call edge removal hooks.
14380 (cgraph_node_remove_callees): Call edge removal hooks.
14381 (cgraph_node_remove_callers): Call edge removal hooks.
14382 (cgraph_remove_node): Call node removal hooks.
14383 (cgraph_clone_edge): Call edge duplication hooks.
14384 (cgraph_clone_node): Call node duplication hooks.
14386 * cgraph.h (cgraph_edge): New field uid.
14387 (cgraph_edge_hook): New type.
14388 (cgraph_node_hook): New type.
14389 (cgraph_2edge_hook): New type.
14390 (cgraph_2node_hook): New type.
14392 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14394 * config.in: Regenerate.
14396 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14398 * gcc.c (print_sysroot): New.
14399 (option_map, display_help, process_command): Handle the
14400 -print-sysroot option.
14401 (main): Print the sysroot if requested.
14402 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14404 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14407 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14409 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14411 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14412 (assign_parm_setup_block_p): Also check mode of entry_parm.
14414 2008-07-07 Richard Guenther <rguenther@suse.de>
14416 * tree-ssa-structalias.h (set_used_smts): Remove.
14417 * tree-ssa-structalias.c (used_smts): Likewise.
14418 (set_used_smts): Likewise.
14419 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14420 call to set_used_smts.
14422 2008-07-07 Richard Guenther <rguenther@suse.de>
14424 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14425 (new_var_info): Set it to false.
14426 (solution_set_add): Correctly handle pointers outside a var and
14428 (type_safe): Treat variables with is_full_var properly.
14429 (do_sd_constraint): Likewise.
14430 (do_ds_constraint): Likewise.
14431 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14432 (get_constraint_for_ptr_offset): New function.
14433 (get_constraint_for_component_ref): For addresses at least include
14434 the last field of the variable. Handle is_full_vars properly.
14435 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14436 (handle_ptr_arith): Remove.
14437 (find_func_aliases): Simplify assignment handling.
14438 (create_function_info_for): For parameter and result varinfos set
14440 (create_variable_info_for): Set is_full_var flag whenever we
14441 just created a single varinfo for a decl.
14442 (init_alias_vars): Initialize use_field_sensitive from
14443 max-fields-for-field-sensitive parameter.
14445 2008-07-07 Richard Guenther <rguenther@suse.de>
14447 PR tree-optimization/36713
14448 * tree-flow-inline.h (is_call_used): New function.
14449 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14450 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14451 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14453 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14455 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14457 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14459 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14461 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14462 Nathan Sidwell <nathan@codesourcery.com>
14464 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14465 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14467 * config/m68k/t-linux: New.
14468 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14471 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14473 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14474 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14477 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14479 * gcc.c (execute): Fix -Wc++-compat warning.
14481 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14484 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14485 constant for little endian.
14487 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14489 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14490 mips_base_mips16 instead of TARGET_MIPS16.
14491 (mips_base_mips16): Declare.
14492 * config/mips/mips.c (mips_base_mips16): Make global.
14493 (was_mips16_p): Remove GTY marker.
14494 (was_mips16_pch_p): New variable.
14495 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14496 (mips_override_options): Force to non-MIPS16 mode initially.
14497 Do not complain about MIPS16 PIC incompatibilities here.
14498 Only allow -mgpopt if -mexplicit-relocs is in force for
14501 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14503 * configure.ac: Check for caddr_t, define to char * if not defined.
14504 * configure: Regenerate.
14505 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14506 (mmap_gt_pch_use_address): Likewise.
14507 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14509 2008-07-06 Richard Guenther <rguenther@suse.de>
14511 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14512 (new_var_info): Deal with it.
14513 (solution_set_add): Likewise.
14514 (bitpos_of_field): Make signed, fix.
14515 (struct fieldoff): Remove type and decl fields. Make size field
14516 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14518 (fieldoff_compare): Deal with it.
14519 (push_fields_onto_fieldstack): Remove has_union argument, glob
14520 adjacent non-pointer fields together.
14521 (create_function_info_for): Do not set has_union.
14522 (create_variable_info_for): Simplify.
14524 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14526 * config.gcc (extra_headers): Add cross-stdarg.h for target
14527 x86_64-*-* and i?86-*-*.
14528 * config/i386/cross-stdarg.h: New.
14529 * builtins.c (std_fn_abi_va_list): New.
14530 (std_canonical_va_list_type): New.
14531 (stabilize_va_list): Replace va_list_type_node use by
14532 mtarget.canonical_va_list_type.
14533 (gimplify_va_arg_expr): Likewise.
14534 (expand_builtin_va_copy): Replace va_list_type_node use by
14535 mtarget.fn_abi_va_list.
14536 * tree-sra.c (is_va_list_type): New helper.
14537 (decl_can_be_decomposed_p): Replace
14538 va_list_type_node use by is_va_list_type.
14539 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14540 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14541 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14542 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14543 (ix86_enum_va_list): New.
14544 * config/i386/i386.c (sysv_va_list_type_node): New.
14545 (ms_va_list_type_node): New.
14546 (ix86_function_type_abi): Remove sorry.
14547 (ix86_build_builtin_va_list_abi): New.
14548 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14549 for 64-bit targets.
14550 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14551 (ix86_init_builtins_va_builtins_abi): New.
14552 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14553 for 64-bit targets.
14554 (ix86_handle_abi_attribute): New.
14555 (attribute_spec): Add sysv_abi and ms_abi.
14556 (ix86_fn_abi_va_list): New.
14557 (ix86_canonical_va_list_type): New.
14558 (ix86_enum_va_list): New.
14559 (TARGET_FN_ABI_VA_LIST): New.
14560 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14561 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14562 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14563 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14564 (TARGET_ENUM_VA_LIST): New.
14565 * expr.h (std_fn_abi_va_list): New.
14566 (std_canonical_va_list_type): New.
14567 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14568 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14569 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14570 TARGET_CANONICAL_VA_LIST_TYPE.
14571 * target.h (struct gcc_target): Add fn_abi_va_list hook
14572 and canonical_va_list_type hook.
14574 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14576 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14577 integral and pointer types.
14579 2008-07-04 Roger Sayle <roger@eyesopen.com>
14581 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14582 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14584 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14587 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14589 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14591 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14592 build_gimple_modify_stmt.
14593 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14594 gimple operand. Use fold_build* instead of build*.
14596 2008-07-04 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14599 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14600 properly to compute the reachability set if we do field-sensitive PTA.
14601 * invoke.texi (max-fields-for-field-sensitive): Document default.
14602 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14603 100 for optimize >= 2.
14605 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14607 * ggc-zone.c (lookup_page_table_if_allocated,
14608 set_page_table_entry, zone_find_object_size, alloc_small_page,
14609 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14610 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14611 -Wc++-compat and/or -Wcast-qual warnings.
14613 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14616 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14617 pic_offset_table_rtx to be marked as used here.
14618 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14619 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14620 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14621 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14622 !TARGET_SECURE_PLT.
14624 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14626 * alloc-pool.c (hash_descriptor, eq_descriptor,
14627 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14628 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14630 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14631 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14632 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14633 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14636 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14638 * tree-flow.h (loop_only_exit_p): Declare.
14639 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14640 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14641 the number of iterations if it is constant. Otherwise, if this is the
14642 only possible exit of the loop, use the conservative estimate on the
14643 number of iterations of the entire loop if available.
14645 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14647 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14648 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14649 Add synchronization functions.
14650 * config/sync.c: New file.
14651 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14652 (LIBGCC_SYNC_CFLAGS): Likewise.
14654 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14657 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14658 (*pushtf_sse): New insn pattern.
14659 (pushtf splitters): New splitters.
14661 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14663 PR middle-end/35736
14664 * predict.c (build_predict_expr): Use void_type_node for the tree
14665 type, instead of NULL_TREE.
14667 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14669 * config/i386/i386.c (contains_aligned_value_p): Return true
14671 (ix86_data_alignment): Align TCmode to 128bits.
14672 (ix86_local_alignment): Likewise.
14674 2008-07-03 Andrew Haley <aph@redhat.com>
14677 * vec.h (VEC_TA): New.
14678 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14679 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14680 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14681 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14682 (C_COMMON_FIXED_TYPES): Remove first arg.
14683 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14684 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14685 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14686 not to use empty macro arguments.
14688 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14690 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14691 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14692 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14693 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14694 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14695 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14696 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14697 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14698 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14699 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14700 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14701 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14702 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14703 config/rs6000/e500crtres64gpr.asm,
14704 config/rs6000/e500crtres64gprctr.asm,
14705 config/rs6000/e500crtrest32gpr.asm,
14706 config/rs6000/e500crtrest64gpr.asm,
14707 config/rs6000/e500crtresx32gpr.asm,
14708 config/rs6000/e500crtresx64gpr.asm,
14709 config/rs6000/e500crtsav32gpr.asm,
14710 config/rs6000/e500crtsav64gpr.asm,
14711 config/rs6000/e500crtsav64gprctr.asm,
14712 config/rs6000/e500crtsavg32gpr.asm,
14713 config/rs6000/e500crtsavg64gpr.asm,
14714 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14715 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14716 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14717 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14718 config/sparc/sol2-cn.asm: Remove .file directives.
14720 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14722 * resource.c (mark_referenced_resources): Look inside
14723 UNSPEC_VOLATILEs and ASM_INPUTs.
14725 2008-07-02 Ian Lance Taylor <iant@google.com>
14727 * rtlanal.c (add_reg_note): New function.
14728 * rtl.h (add_reg_note): Declare.
14729 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14730 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14731 * builtins.c (expand_builtin_longjmp): Likewise.
14732 (expand_builtin_nonlocal_goto): Likewise.
14733 * calls.c (emit_call_1, expand_call): Likewise.
14734 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14735 * cfglayout.c (fixup_reorder_chain): Likewise.
14736 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14737 (commit_one_edge_insertion): Likewise.
14738 * combine.c (move_deaths, distribute_notes): Likewise.
14739 * df-problems.c (df_set_note): Likewise.
14740 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14741 (set_unique_reg_note): Likewise.
14742 (emit_copy_of_insn_after): Likewise.
14743 * expr.c (expand_expr_real): Likewise.
14744 * gcse.c (add_label_notes): Likewise.
14745 * haifa-sched.c (create_check_block_twin): Likewise.
14746 * jump.c (mark_jump_label_1): Likewise.
14747 * loop-doloop.c (add_test, doloop_modify): Likewise.
14748 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14749 * lower-subreg.c (move_eh_region_note): Likewise.
14750 * optabs.c (emit_libcall_block): Likewise.
14751 * predict.c (predict_insn): Likewise.
14752 (combine_predictions_for_insn): Likewise.
14753 * recog.c (peephole2_optimize): Likewise.
14754 * regmove.c (try_auto_increment): Likewise.
14755 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14756 * reload.c (find_reloads): Likewise.
14757 * reload1.c (fixup_eh_region_note): Likewise.
14758 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14759 * reorg.c (delete_prior_computation): Likewise.
14760 (delete_computation, dbr_schedule): Likewise.
14761 * config/pa/pa.c (legitimize_pic_address): Likewise.
14762 * config/sh/sh.c (sh_reorg): Likewise.
14764 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14767 * config/libgcc-glibc.ver: Add %exclude.
14768 * config/m32r/libgcc-glibc.ver: Likwise.
14769 * config/s390/libgcc-glibc.ver: Likwise.
14770 * config/sh/libgcc-glibc.ver: Likwise.
14771 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14773 * config/i386/libgcc-glibc.ver: New.
14775 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14777 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14779 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14780 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14781 i[34567]86-*-linux*, x86_64-*-linux*. Add
14782 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14783 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14784 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14785 i[34567]86-*-linux*, x86_64-*-linux*.
14787 * libgcc-std.ver: Add empty GCC_4.4.0.
14789 * mkmap-symver.awk: Support multiple versions per symbol.
14791 * config/i386/i386.c (ix86_init_builtins): Always define
14792 __builtin_fabsq and __builtin_copysignq with fallbacks.
14793 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14794 and __builtin_copysignq if SSE2 isn't available.
14796 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14797 (LIBGCC2_TF_CEXT): Likwise.
14798 (TF_SIZE): Likwise.
14800 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14802 * config/i386/sfp-machine.h: Moved to libgcc.
14804 * config/i386/sfp-machine.h: New.
14805 * config/i386/t-linux: Likwise.
14807 * config/i386/t-darwin: Remove softfp_wrap_start and
14809 * config/i386/t-darwin64: Likewise.
14811 * config/i386/t-fprules-softfp64: Renamed to ...
14812 * config/i386/t-fprules-softfp: This.
14814 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14815 and softfp_wrap_end.
14817 2008-07-02 Jason Merrill <jason@redhat.com>
14819 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14821 * tree.c (ctor_to_list): New fn.
14822 * tree.h: Declare it.
14823 (CONSTRUCTOR_ELT): New macro.
14824 (CONSTRUCTOR_NELTS): New macro.
14826 2008-07-02 Richard Guenther <rguenther@suse.de>
14828 * tree-ssa-structalias.c (struct variable_info): Reorder
14829 to fill padding on 64bit hosts. Make collapsed_to an int.
14830 (get_varinfo_fc): Deal with that.
14831 (new_var_info): Likewise.
14832 (collapse_rest_of_var): Likewise.
14834 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14836 * doc/install.texi (--enable-java-home): Document.
14837 (--enable-aot-compile-rpm): Likewise.
14838 (--with-arch-directory): Likewise.
14839 (--with-os-directory): Likewise.
14840 (--with-origin-name): Likewise.
14841 (--with-arch-suffix): Likewise.
14842 (--with-jvm-root-dir): Likewise.
14843 (--with-jvm-jar-dir): Likewise.
14844 (--with-python-dir): Likewise.
14846 2008-07-02 Richard Guenther <rguenther@suse.de>
14848 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14849 from decls explicitly. Merge operand checking from tuples.
14851 2008-07-02 Martin Jambor <mjambor@suse.cz>
14853 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14855 2008-07-02 Martin Jambor <mjambor@suse.cz>
14857 * tree-switch-conversion.c: Included timevar.h
14858 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14860 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14862 2008-07-02 Martin Jambor <mjambor@suse.cz>
14864 * tree-switch-conversion.c: Corrected various comments and
14866 (build_constructors): Fixed minor formatting mistakes.
14868 * invoke.texi (Optimize Options): Corrected the
14869 switch-conversion-max-branch-ratio parameter.
14871 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14873 * final.c (asm_insn_count): Return zero for an empty asm body.
14875 2008-07-02 Richard Guenther <rguenther@suse.de>
14877 * bitmap.h (bitmap_set_bit): Return bool.
14878 (bitmap_clear_bit): Likewise.
14879 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14880 write to the bitmap if it would.
14881 (bitmap_clear_bit): Likewise.
14882 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14883 bitmap_set_bit return value.
14884 (add_pred_graph_edge): Likewise.
14885 (add_graph_edge): Likewise.
14886 (do_sd_constraint): Likewise.
14887 (do_ds_constraint): Likewise.
14889 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14891 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14892 Fix -Wc++-compat and/or -Wcast-qual warnings.
14893 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14894 gen_regparm_prefix): Likewise.
14895 * vmsdbgout.c (write_modbeg, lookup_filename,
14896 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14898 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14900 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14901 defaults.h definition apply.
14903 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14905 * function.c (assign_parm_remove_parallels): New.
14906 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14908 (assign_parm_setup_block): Do not handle them.
14909 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14910 assign_parm_remove_parallels.
14912 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14914 * c-typeck.c (convert_for_assignment): Use
14915 vector_targets_convertible_p.
14916 * c-common.c (vector_targets_convertible_p): New.
14917 * c-common.h (vector_targets_convertible_p): New prototype.
14918 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14919 opaque_p_V2SI_type_node.
14921 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14923 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14926 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14928 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14929 TFmode constants via two element DImode vector for hosts with
14930 HOST_BITS_PER_WIDE_INT < 64.
14931 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14932 also for HOST_BITS_PER_WIDE_INT < 64.
14934 2008-07-01 Richard Guenther <rguenther@suse.de>
14936 PR tree-optimization/36666
14937 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14938 (get_constraint_exp_from_ssa_var): Split into ...
14939 (get_constraint_exp_for_temp): ... this ...
14940 (get_constraint_for_ssa_var): ... and that.
14941 Return constraint expressions for all touched sub-fields
14942 if the results address is not taken.
14943 (process_constraint): Remove assertion that aggregate
14944 assignments do not happen at this place.
14945 (get_constraint_for_component_ref): Add address_p argument.
14946 Return constraint expressions for all touched sub-fields
14947 if the results address is not taken.
14948 (do_deref): Use get_constraint_exp_for_temp.
14949 (get_constraint_for_1): Rename from ...
14950 (get_constraint_for): ... this. Add the old function as wrapper.
14951 (do_structure_copy): Use get_constraint_for_1.
14953 2008-07-01 Martin Jambor <mjambor@suse.cz>
14955 * Makefile.in (tree-switch-conversion.o): Add.
14956 (OBJS-common): Add tree-swtch-conversion.o.
14957 * passes.c (init_optimization_passes): Add pass_convert_switch.
14958 * tree-pass.h (pass_convert_switch): Add.
14959 * tree-switch-conversion.c: New file.
14960 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14961 * common.opt (ftree-cswtch): New option.
14962 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14963 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14964 * opts.c (decode_options): Set flag_tree_switch_conversion when
14965 optimization level is >= 2.
14966 * doc/invoke.texi (Optimize Options): Added description of
14967 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14969 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14971 * config/darwin-driver.c (darwin_default_min_version): Fix
14972 -Wc++-compat warnings.
14974 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14976 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14979 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14981 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14983 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14985 PR rtl-optimization/34744
14986 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14987 (df_scan_free_internal): Free data structures not
14988 allocated in storage pools.
14989 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14990 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14991 df_scan_free_mws_vec.
14992 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14995 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14997 * config/i386/i386.c (contains_aligned_value_p): Return true
14999 (ix86_function_arg_boundary): Return its natural boundary
15001 (return_in_memory_32): Don't check TDmode.
15002 (ix86_split_to_parts): Support splitting into 4 parts and
15003 support TFmode for 32bit target.
15004 (ix86_split_long_move): Support splitting into 4 parts.
15005 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
15007 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
15008 (ix86_init_builtins): Here.
15009 (ix86_scalar_mode_supported_p): Always return true for TFmode.
15010 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
15011 'q' and 'w', respectively.
15013 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
15015 (movtf_internal): Likewise.
15016 (<code>tf2): Likewise.
15017 (*absnegtf2_sse): Likewise.
15018 (copysign<mode>3): Likewise.
15019 (copysign<mode>3_const): Likewise.
15020 (copysign<mode>3_var): Likewise.
15021 (define_split UNSPEC_COPYSIGN): Likewise.
15022 * config/i386/sse.md (*nandtf3): Likewise.
15023 (<code>tf3): Likewise.
15024 (*<code>tf3): Likewise.
15026 2008-06-30 Joey Ye <joey.ye@intel.com>
15027 H.J. Lu <hongjiu.lu@intel.com>
15029 * global.c (compute_regsets): Set frame_pointer_needed here.
15030 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15032 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15034 * doc/install.texi (specific): Expand Windows build notes.
15036 2008-06-30 Ira Rosen <irar@il.ibm.com>
15038 PR tree-optimization/36648
15039 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15040 number of prolog iterations by step. Fix the comment.
15042 2008-06-30 Richard Guenther <rguenther@suse.de>
15044 PR middle-end/36671
15045 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15046 handle calls from ECF_MALLOC functions.
15047 (handle_pure_call): ECF_MALLOC functions do not return
15049 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15051 2008-06-29 Andreas Schwab <schwab@suse.de>
15053 * config/m68k/m68k.c (print_operand): Always print a float
15055 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15056 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15059 * config/rs6000/x-linux64: Remove never used file.
15061 2008-06-29 Richard Guenther <rguenther@suse.de>
15063 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15065 (struct alias_info): Move ...
15066 * tree-ssa-alias.c: ... here.
15067 (update_alias_info): Declare.
15068 (compute_may_aliases): Call it.
15069 (update_alias_info): New function.
15070 * tree-ssa-structalias.c (update_alias_info): Move ...
15071 * tree-ssa-alias.c (update_alias_info_1): ... here.
15072 * tree-ssa-structalias.c (process_constraint_1): Remove
15073 unused from_call argument. Rename to ...
15074 (process_constraint): ... this. Delete old wrapper.
15075 (make_constraint_to): Adjust callers.
15076 (handle_const_call): Likewise.
15077 (handle_pure_call): Likewise.
15078 (init_base_vars): Likewise.
15079 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15080 (find_func_aliases): We don't need structure copies for
15082 (make_constraint_from_anything): Remove.
15083 (create_variable_info_for): For globals make constraints
15084 from escaped, not from anything.
15085 (compute_points_to_sets): Do not call update_alias_info.
15086 (ipa_pta_execute): Use make_constraint_from.
15088 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15090 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15091 (bitmap.o-warn, dominance.o-warn): New.
15092 * configure.ac (cxx_compat_warn): Delete.
15093 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15094 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15096 * configure: Regenerate.
15098 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15101 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15103 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15104 * df-scan.c (df_notes_rescan): Likewise.
15105 * ggc-page.c (set_page_table_entry): Likewise.
15106 * intl.c (gcc_gettext_width): Likewise.
15107 * varasm.c (get_unnamed_section, get_noswitch_section,
15108 get_section): Likewise.
15110 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15112 * regrename.c (build_def_use): Don't copy RTX.
15114 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15116 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15117 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15118 punctuation. Use @ref instead of @xref.
15119 (Function Names): Remove stray @display/@end display.
15120 (C++ Attributes): Use @ref instead of @xref.
15121 (Deprecated Features): Fix punctuation around @xref.
15122 (Backwards Compatibility): Likewise.
15123 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15125 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15127 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15128 constants for E500 double.
15130 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15132 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15133 element type of const_vector.
15135 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15138 Remove FLAGS_REG clobber from expander pattern.
15139 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15140 (anddi3, andsi3, andhi3, andqi3): Ditto.
15141 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15142 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15143 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15144 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15145 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15146 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15147 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15148 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15150 2008-06-28 Richard Guenther <rguenther@suse.de>
15152 * tree-ssa-structalias.c (callused_id, var_callused,
15153 callused_tree): Add.
15154 (handle_pure_call): New function.
15155 (find_func_aliases): Call it.
15156 (find_what_p_points_to): Handle the call-used set.
15157 (clobber_what_escaped): Likewise.
15158 (compute_call_used_vars): New function.
15159 (init_base_vars): Init the call-used variable.
15160 (do_sd_constraint): Do not propagate the solution from CALLUSED
15161 but use CALLUSED as a placeholder.
15162 (solve_graph): Likewise.
15163 * tree-flow-inline.h (gimple_call_used_vars): New function.
15164 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15165 (compute_call_used_vars): Declare.
15166 * tree-ssa-alias.c (set_initial_properties): Call
15167 compute_call_used_vars.
15168 (reset_alias_info): Clear call-used variables.
15169 (add_call_clobber_ops): Assert we are not called for const/pure
15170 functions. Remove handling of them.
15171 (add_call_read_ops): Handle pure functions by adding the
15172 call-used set of variables as VUSEs.
15173 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15174 (delete_tree_ssa): Free it.
15175 * tree-dfa.c (remove_referenced_var): Clear the var from the
15178 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15180 * tree.c (build_varargs_function_type_list): New.
15181 (build_function_type_list_1): New.
15182 (build_function_type_list): Use build_function_type_list_1.
15183 * tree.h (build_varargs_function_type_list): New.
15185 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15188 * config/spu/spu.c (spu_builtin_splats): Do not generate
15189 invalid CONST_VECTOR expressions.
15190 (spu_expand_vector_init): Likewise.
15192 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15194 * optabs.c (libfunc_decls): New variable.
15195 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15196 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15197 for the same function twice.
15199 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15201 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15202 ix86_expand_binary_operator directly.
15203 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15205 (*ashrti3_1): Ditto.
15206 (*lshrti3_1): Ditto.
15207 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15208 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15209 using only one splitter. Conditionaly execute splitter before or
15210 after peephole2 pass.
15211 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15212 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15213 Use only one alternative in asm template.
15214 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15216 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15217 "J" operand constraint for operand 2.
15218 (*ashldi3_cconly_rex64): Ditto.
15219 (*ashrdi3_cmp_rex64): Ditto.
15220 (*ashrdi3_cconly_rex64): Ditto.
15221 (*lshrdi3_cmp_rex64): Ditto.
15222 (*lshrdi3_cconly_rex64): Ditto.
15223 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15224 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15225 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15228 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15230 * gimplify.c (omp_is_private): Don't return true if decl is not
15231 already private on #pragma omp for or #pragma omp parallel for.
15234 * tree-cfg.c (struct move_stmt_d): Replace block field with
15235 orig_block and new_block fields.
15236 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15237 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15238 (move_block_to_fn): Replace vars_map and new_label_map arguments
15239 with struct move_stmt_d pointer.
15240 (replace_block_vars_by_duplicates): New function.
15241 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15242 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15243 all subblocks of ORIG_BLOCK to the new function. Call
15244 replace_block_vars_by_duplicates.
15245 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15246 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15247 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15248 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15249 (expand_omp): Temporarily set input_location to the location of
15250 region's controlling stmt.
15251 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15252 BIND_EXPR, push ctx->block_vars and gimplification vars into
15253 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15254 into dest function.
15255 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15256 there are any BLOCK_VARS.
15257 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15258 OMP_PARALLEL or OMP_TASK stmt.
15259 (lower_omp): Save and restore input_location around the lower_omp_1
15262 2008-06-27 Richard Guenther <rguenther@suse.de>
15264 PR tree-optimization/36400
15265 PR tree-optimization/36373
15266 PR tree-optimization/36344
15267 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15268 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15269 (update_alias_info): Remove call clobbering code.
15270 (make_constraint_to): New helper function.
15271 (make_escape_constraint): Likewise.
15272 (handle_rhs_call): Use it on all pointer containing arguments.
15273 Also mark the static chain escaped.
15274 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15275 instead of ANYTHING.
15276 (make_constraint_from): New helper split out from ...
15277 (make_constraint_from_anything): ... here.
15278 (find_func_aliases): Add constraints for escape sites.
15279 (intra_create_variable_infos): Make constraints from NONLOCAL
15281 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15283 (clobber_what_p_points_to): Remove.
15284 (clobber_what_escaped): New function.
15285 (init_base_vars): Init NONLOCAL and ESCAPED.
15286 (do_sd_constraint): Do not propagate the solution from ESCAPED
15287 but use ESCAPED as a placeholder.
15288 (solve_graph): Likewise.
15289 * tree-flow.h (clobber_what_p_points_to): Remove.
15290 (clobber_what_escaped): Declare.
15291 * tree-ssa-alias.c (set_initial_properties): Call it.
15292 Remove code clobbering escaped pointers.
15294 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15296 * function.c (allocate_struct_function): Only allocate a unique
15297 funcdef_no if the decl is nonzero.
15299 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15301 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15302 * config/mips/mips.c (mips_split_const_insns): New function.
15303 * config/mips/mips.md (move_type): New attribute.
15304 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15305 (dword_mode): New attribute.
15306 (type): Avoid long line. Map "move_type"s to "type"s,
15307 choosing "multi" for doubleword moves if appropriate.
15308 Swap MTC/MFC comments to match their declaration order.
15309 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15310 "type" is "branch" or "jal" is "direct".
15311 (length): Handle "extended_mips16" first. Make the default
15312 "0" for "ghost" instructions. Set the length from "move_type".
15313 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15314 of "type", with "sll0" for the register alternative. Remove the
15315 "extended_mips16" attribute.
15316 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15317 of "type", with "shift_shift" for the register alternative.
15318 Remove the "length" attribute.
15319 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15320 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15321 of "type", with "andi" for the register alternative.
15322 (*zero_extendqihi2): Likewise.
15323 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15324 of "andi" instead of a "type" of "arith".
15325 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15327 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15328 (mov_<store>r, *mov<mode>_ra): Likewise.
15329 (extendsidi2): Use "move_type" instead of "type", with "move"
15330 for the register alternative.
15331 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15332 of "type", with "signext" for the register alternative.
15333 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15334 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15335 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15336 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15337 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15338 (unnamed branch insn): Likewise.
15339 (*movdi_gp32_fp64): Fold into...
15340 (*movdi_32bit): ...here.
15341 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15342 (*movdf_hardfloat): ...this new pattern.
15343 (*movdf_softfloat): Remove redundant FPR alternatives.
15344 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15345 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15346 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15347 the "move" attribute.
15348 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15349 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15350 and "store" for COP loads and stores.
15351 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15352 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15353 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15354 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15355 (*movtf_mips16, *movv2sf): Likewise.
15356 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15357 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15358 (mfhc1<mode>): Use "move_type" instead of "move".
15359 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15360 (loadgp_blockage): Remove the "length" attribute.
15361 (blockage, set_got_version, update_got_version): Likewise.
15362 (call_internal): Remove the "extended_mips16" attribute.
15363 (call_value_internal, call_value_multiple_internal): Likewise.
15364 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15366 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15367 the "length" attribute.
15369 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15371 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15372 -Wcast-qual warnings.
15373 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15374 handle_pragma_pop_macro): Likewise.
15375 * collect2.c (resolve_lib_name): Likewise.
15376 * config/arc/arc.c (arc_init): Likewise.
15377 * config/arm/arm.c (neon_builtin_compare,
15378 locate_neon_builtin_icode): Likewise.
15379 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15380 * config/bfin/bfin.c (bfin_init_machine_status,
15381 bfin_optimize_loop): Likewise.
15382 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15383 * config/cris/cris.c (cris_init_expanders): Likewise.
15384 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15385 * config/darwin.c (machopic_indirection_eq,
15386 machopic_indirection_name, machopic_output_indirection): Likewise.
15387 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15388 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15389 frv_optimize_membar): Likewise.
15390 * config/i386/cygwin.h (mingw_scan,
15391 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15392 * config/i386/cygwin1.c (mingw_scan): Likewise.
15393 * config/i386/i386.c (machopic_output_stub): Likewise.
15394 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15395 i386_pe_unique_section): Likewise.
15396 * config/ia64/ia64.c (ia64_init_machine_status,
15397 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15399 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15400 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15401 * config/m68k/m68k.c (m68k_handle_option,
15402 m68k_sched_md_init_global): Likewise.
15403 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15404 mcore_unique_section): Likewise.
15405 * config/mips/mips.c (mips_block_move_straight,
15406 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15408 * config/mmix/mmix.c (mmix_init_machine_status,
15409 mmix_encode_section_info): Likewise.
15410 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15411 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15412 print_operand_address, output_toc, redefine_groups,
15413 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15414 * config/s390/s390.c (s390_init_machine_status): Likewise.
15415 * config/score/score.c (score_block_move_straight,
15416 score_block_move_loop_body): Likewise.
15417 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15418 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15419 * emit-rtl.c (find_auto_inc): Likewise.
15420 * gcc.c (translate_options, process_command): Likewise.
15421 * reorg.c (dbr_schedule): Likewise.
15422 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15423 * xcoffout.c (xcoffout_declare_function): Likewise.
15425 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15427 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15428 ipa-pta working again.
15430 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15432 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15435 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15437 * config.gcc (powerpc*-*-*): Add new core e500mc.
15438 * config/rs6000/e500mc.md: New file.
15439 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15441 (rs6000_override_options): Add e500mc case to
15442 processor_target_table. Altivec and Spe options not allowed
15443 with e500mc. Add isel instruction to e500mc by
15444 default. Initialize rs6000_cost for e500mc.
15445 (rs6000_issue_rate): Set issue rate for e500mc.
15446 * config/rs6000/rs6000.h (processor_type): Add
15447 PROCESSOR_PPCE500MC.
15448 (ASM_CPU_SPEC): Add e500mc.
15449 Set TARGET_ISEL to rs6000_isel.
15450 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15451 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15452 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15454 * doc/invoke.texi: Add e500mc to list of cpus.
15456 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15459 * c-lex.c (lex_charconst): Initialize unsignedp.
15461 2008-06-27 Olivier Hainque <hainque@adacore.com>
15463 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15464 documented assumptions.
15466 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15468 * dwarf2out.c: Remove trailing white spaces. Break long line
15471 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15473 * libfuncs.h (LTI_synchronize): New libfunc_index.
15474 (synchronize_libfunc): Declare.
15475 * builtins.c (expand_builtin_synchronize): Consider using
15476 synchronize_libfunc before falling back on an asm blockage.
15477 * config/mips/mips.c: Include libfuncs.h
15478 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15480 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15482 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15483 parameter. Copy stack_reg to r11 where appropriate.
15484 (no_global_regs_above): Add gpr parameter.
15485 (rs6000_stack_info): Only add padding for SPE save area if we
15486 are saving SPE GPRs and CR.
15487 (saveres_routine_syms): New variable.
15488 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15490 (rs6000_savres_routine_sym): New function.
15491 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15493 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15494 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15495 Tweak FPR out-of-line saving.
15496 (rs6000_make_savres_rtx): New function.
15497 (rs6000_use_multiple_p): New function.
15498 (rs6000_savres_strategy): New function.
15499 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15500 out-of-line if appropriate.
15501 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15502 if we are optimizing for size.
15503 (GP_SAVE_INLINE): Define.
15504 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15505 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15506 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15507 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15508 (*save_fpregs_<mode>): Add use of r11.
15509 (*restore_gpregs_<mode>): New insn.
15510 (*return_and_restore_gpregs_<mode>): New insn.
15511 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15513 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15514 (*restore_gpregs_spe): New insn.
15515 (*return_and_restore_gpregs_spe): New insn.
15516 * config/rs6000/predicates.md (save_world_operation): Fix check.
15518 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15520 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15521 this point, so assert that.
15523 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15525 * cfganal.c: Include vec.h and vecprim.h.
15526 (compute_idf): Import from...
15527 * tree-into-ssa (compute_idf): ...here.
15528 * basic-block.h (compute_idf): Export.
15530 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15532 * c-decl.c (merge_decls): Use !current_function_decl to check for
15533 extern declaration of C99 inline function being at file scope.
15535 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15537 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15539 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15541 * alias.c (record_alias_subset, init_alias_analysis): Fix
15542 -Wc++-compat and/or -Wcast-qual warnings.
15543 * attribs.c (lookup_attribute_spec): Likewise.
15544 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15545 copy_bb, connect_traces,
15546 find_rarely_executed_basic_blocks_and_cr): Likewise.
15547 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15548 note_btr_set, migrate_btr_defs): Likewise.
15549 * builtins.c (result_vector, expand_builtin_memcpy,
15550 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15551 builtin_memset_read_str, expand_builtin_printf,
15552 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15554 * caller-save.c (mark_set_regs): Likewise.
15555 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15556 * cgraph.c (cgraph_edge): Likewise.
15557 * combine.c (likely_spilled_retval_1): Likewise.
15558 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15559 htab_counts_entry_del, get_coverage_counts): Likewise.
15560 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15561 new_cselib_val): Likewise.
15562 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15563 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15565 * df-core.c (df_compact_blocks): Likewise.
15566 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15567 * df-scan.c (df_grow_reg_info, df_ref_create,
15568 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15569 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15570 df_record_entry_block_defs, df_record_exit_block_uses,
15571 df_bb_verify): Likewise.
15572 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15573 DF_REF_EXTRACT_MODE_CONST): New.
15574 * dominance.c (get_immediate_dominator, get_dominated_by,
15575 nearest_common_dominator, root_of_dom_tree,
15576 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15577 -Wc++-compat and/or -Wcast-qual warnings.
15578 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15579 record_store, replace_read, check_mem_read_rtx, scan_insn,
15580 dse_step1, dse_record_singleton_alias_set): Likewise.
15581 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15583 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15585 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15586 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15587 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15588 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15589 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15590 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15591 file_name_acquire, output_file_names, add_const_value_attribute,
15592 premark_used_types_helper, file_table_eq, file_table_hash,
15593 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15594 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15595 -Wcast-qual warnings.
15596 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15597 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15598 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15599 gen_reg_rtx, start_sequence, init_emit): Likewise.
15600 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15601 * except.c (init_eh_for_function, gen_eh_region,
15602 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15603 arh_to_landing_pad, arh_to_label, add_action_record,
15604 add_call_site, switch_to_exception_section): Likewise.
15605 * expmed.c (synth_mult): Likewise.
15606 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15607 store_expr): Likewise.
15608 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15610 * function.c (assign_stack_temp_for_type,
15611 allocate_struct_function, match_asm_constraints_1): Likewise.
15612 * gcov-io.c (gcov_allocate): Likewise.
15613 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15614 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15615 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15616 record_one_set, insert_expr_in_table, insert_set_in_table,
15617 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15618 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15619 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15620 -Wcast-qual warnings.
15622 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15624 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15625 -Wcast-qual warnings.
15626 * gcc.c (process_command): Likewise.
15627 * genattrtab.c (oballoc): Use XOBNEW.
15628 (oballocvec): Define.
15629 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15630 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15631 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15632 -Wc++-compat and/or -Wcast-qual warnings.
15633 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15634 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15635 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15636 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15637 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15638 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15639 add_excls, process_presence_absence_names,
15640 process_presence_absence_patterns, add_presence_absence,
15641 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15642 get_free_state, add_arc, get_free_automata_list_el,
15643 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15644 transform_3, cache_presence, create_ainsns, create_automata,
15645 create_state_ainsn_table, dfa_insn_code_enlarge,
15646 output_trans_func, output_min_issue_delay_func,
15647 output_dead_lock_func, output_reset_func,
15648 output_get_cpu_unit_code_func, output_dfa_start_func,
15649 expand_automata): Likewise.
15650 * genextract.c (gen_insn): Likewise.
15651 * gengtype-lex.l: Likewise.
15652 * gengtype.c (read_input_list, adjust_field_type,
15653 process_gc_options): Likewise.
15654 * genoutput.c (note_constraint): Likewise.
15655 * genpreds.c (mangle, add_constraint): Likewise.
15656 * genrecog.c (process_define_predicate, new_decision,
15657 add_to_sequence): Likewise.
15658 * gensupport.c (record_insn_name): Likewise.
15660 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15662 * config/i386/driver-i386.c (detect_caches_amd,
15663 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15664 and/or -Wcast-qual warnings.
15665 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15666 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15667 gt_pch_save): Likewise.
15668 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15669 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15670 * global.c (compute_regsets): Likewise.
15671 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15672 finish_graph_dump_file): Likewise.
15673 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15674 unlink_bb_notes): Likewise.
15675 * integrate.c (get_hard_reg_initial_val): Likewise.
15676 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15677 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15678 * local-alloc.c (update_equiv_regs): Likewise.
15679 * loop-invariant.c (check_invariant_table_size,
15680 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15682 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15683 altered_reg_used, mark_altered): Likewise.
15684 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15685 insert_var_expansion_initialization,
15686 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15687 release_var_copies): Likewise.
15688 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15689 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15690 analyze_accesses_for_phi_node, check_var_notmodified_p,
15691 check_allocation_function, find_sites_in_func,
15692 record_all_accesses_in_func, transform_access_sites,
15693 transform_allocation_sites): Likewise.
15694 * omp-low.c (new_omp_region, create_omp_child_function_name,
15695 check_omp_nesting_restrictions, check_combined_parallel,
15696 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15697 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15698 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15699 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15701 * opts-common.c (prune_options): Likewise.
15702 * opts.c (add_input_filename, print_filtered_help,
15703 get_option_state): Likewise.
15704 * params.c (add_params): Likewise.
15705 * passes.c (set_pass_for_id, next_pass_1,
15706 do_per_function_toporder, pass_fini_dump_file): Likewise.
15707 * postreload.c (reload_cse_simplify_operands): Likewise.
15708 * predict.c (tree_predicted_by_p, tree_predict_edge,
15709 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15711 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15713 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15715 * recog.c (check_asm_operands, validate_change_1): Likewise.
15716 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15717 subst_asm_stack_regs): Likewise.
15718 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15719 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15720 * regmove.c (reg_is_remote_constant_p): Likewise.
15721 * regrename.c (regrename_optimize, scan_rtx_reg,
15722 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15724 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15725 regstat_compute_calls_crossed): Likewise.
15726 * reload1.c (init_reload, new_insn_chain,
15727 has_nonexceptional_receiver, reload, copy_reloads,
15728 calculate_needs_all_insns, init_elim_table): Likewise.
15729 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15730 * rtl.c (shallow_copy_rtx_stat): Likewise.
15731 * rtlanal.c (parms_set): Likewise.
15732 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15733 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15734 * sched-ebb.c (earliest_block_with_similiar_load,
15735 add_deps_for_risky_insns): Likewise.
15736 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15737 schedule_region): Likewise.
15738 * see.c (eq_descriptor_pre_extension,
15739 hash_descriptor_pre_extension, hash_del_pre_extension,
15740 eq_descriptor_properties, hash_descriptor_properties,
15741 hash_del_properties, see_seek_pre_extension_expr,
15742 see_initialize_data_structures, see_print_register_properties,
15743 see_print_pre_extension_expr, see_delete_merged_def_extension,
15744 see_delete_unmerged_def_extension, see_emit_use_extension,
15745 see_pre_delete_extension, see_map_extension, see_commit_changes,
15746 see_analyze_merged_def_local_prop,
15747 see_analyze_merged_def_local_prop,
15748 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15749 see_set_prop_merged_def, see_set_prop_unmerged_def,
15750 see_set_prop_unmerged_use, see_print_one_extension,
15751 see_merge_one_use_extension, see_merge_one_def_extension,
15752 see_store_reference_and_extension, see_update_uses_relevancy,
15753 see_update_defs_relevancy): Likewise.
15754 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15755 hash_statistics_free, curr_statistics_hash): Likewise.
15756 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15757 expand_asm_operands, expand_return, case_bit_test_cmp,
15758 expand_case): Likewise.
15759 * stor-layout.c (start_record_layout): Likewise.
15760 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15761 gt_pch_save_stringpool): Likewise.
15762 * tree-data-ref.c (hash_stmt_vertex_info,
15763 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15764 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15766 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15769 * config/i386/i386.md: Change constraints of HImode and QImode
15770 immediate operands from "i" to "n". Change SImode "ni" constraint to
15771 "i" and SImode "rmi" constraint to "g". Remove all constraints
15772 from const0_operand and const1_operand predicated operands.
15773 (i): Change QImode and HImode attribute from "i" to "n".
15774 (*subqi_2): Change HImode operands to QImode.
15777 2008-06-25 Olivier Hainque <hainque@adacore.com>
15779 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15782 2008-06-25 Richard Guenther <rguenther@suse.de>
15784 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15785 not overflow the result type.
15787 2008-06-25 Richard Guenther <rguenther@suse.de>
15789 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15790 (vn_lookup): Likewise.
15792 2008-06-25 Richard Guenther <rguenther@suse.de>
15794 PR tree-optimization/35518
15795 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15796 * tree-sra.c (instantiate_element): Use fold_build3 to build
15798 (try_instantiate_multiple_fields): Likewise.
15800 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15802 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15805 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15807 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15808 use_backchain_to_restore_sp to true
15809 if the offset of the link register save area would go over the 32k - 1
15810 offset limit of the load
15813 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15815 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15816 anchor for the type-punning blurb. Cross-reference "Structures
15817 unions enumerations and bit-fields implementation". Provide a
15818 cast-through-pointer example. Make final sentence self-contained.
15819 * doc/implement-c.texi (Structures unions enumerations and
15820 bit-fields implementation): Cross-reference the type-punning blurb
15821 in the -fstrict-aliasing documentation.
15823 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15825 PR middle-end/36594
15826 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15827 the memory instead of the memory itself for the save area.
15829 2008-06-24 Olivier Hainque <hainque@adacore.com>
15830 Nicolas Roche <roche@adacore.com>
15832 * gengtype.c (srcdir_len): size_t instead of int.
15833 (get_file_realbasename): New function. For F a filename, the real
15834 basename of F, with all the path components stripped.
15835 (get_file_srcdir_relative_path): New function. For F a filename, the
15836 relative path to F from $(srcdir).
15837 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15838 get_file_realbasename. Adjust the head comment.
15839 (get_prefix_langdir_index): New function. For F a filename, return the
15840 lang_dir_names[] relative index of the language directory that is
15842 (get_file_langdir): For F a filename, return the name of the language
15843 directory where F is located.
15844 (get_file_gtfilename): New function. The gt- output file name for an
15846 (get_output_file_with_visibility): Replace in-line computations with
15847 uses of get_file_gtfilename and get_prefix_langdir_index.
15848 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15850 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15852 PR tree-optimization/36504
15853 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15854 references without base address.
15856 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15858 PR middle-end/36584
15859 * calls.c (expand_call): Increase alignment for recursive functions.
15861 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15863 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15864 (TARGET_FUNCTION_VALUE): New define.
15865 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15866 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15868 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15870 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15871 (fmod<mode>3): Ditto.
15872 (remainderxf3): Ditto.
15873 (remainder<mode>3): Ditto.
15875 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15878 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15879 REG is a hard register.
15881 PR tree-optimization/36508
15882 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15883 499, don't check it at all in release compilers.
15885 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15887 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15888 together with SSE_TARGET_MATH to disable insn pattern.
15889 (*fop_<MODEF:mode>_2_i387): Ditto.
15890 (*fop_<MODEF:mode>_3_i387): Ditto.
15892 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15894 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15896 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15898 PR middle-end/34906
15899 * gimplify.c (gimplify_asm_expr): Check the return code of
15900 parse_output_constraint call, set function return and is_inout
15901 value if it failed.
15903 2008-06-22 Ian Lance Taylor <iant@google.com>
15905 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15906 (narrowest_signed_type): Likewise.
15907 * c-typeck.c (c_common_type): Change local variable mclass to enum
15909 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15910 tcc_comparison, not the tree code itself.
15911 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15912 (c_expand_expr): Cast modifier to enum expand_modifier.
15913 * c-common.h (C_RID_CODE): Add casts.
15914 (C_SET_RID_CODE): Define.
15915 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15916 (c_lex_one_token): Add cast to avoid warning.
15917 (c_parser_objc_type_name): Rename local typename to type_name.
15918 (check_no_duplicate_clause): Change code parameter to enum
15920 (c_parser_omp_var_list_parens): Change kind parameter to enum
15922 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15923 c_parser_omp_list_var_parens.
15924 (c_parser_omp_threadprivate): Likewise.
15925 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15926 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15927 * c-format.c (NO_FMT): Define.
15928 (printf_length_specs): Use NO_FMT.
15929 (asm_fprintf_length_specs): Likewise.
15930 (gcc_diag_length_specs): Likewise.
15931 (scanf_length_specs): Likewise.
15932 (strfmon_length_specs): Likewise.
15933 (gcc_gfc_length_specs): Likewise.
15934 (printf_flag_specs): Change 0 to STD_C89.
15935 (asm_fprintf_flag_specs): Likewise.
15936 (gcc_diag_flag_specs): Likewise.
15937 (gcc_cxxdiag_flag_specs): Likewise.
15938 (scanf_flag_specs): Likewise.
15939 (strftime_flag_specs): Likewise.
15940 (strfmon_flag_specs): Likewise.
15941 (print_char_table): Likewise.
15942 (asm_fprintf_char_table): Likewise.
15943 (gcc_diag_char_table): Likewise.
15944 (gcc_tdiag_char_table): Likewise.
15945 (gcc_cdiag_char_table): Likewise.
15946 (gcc_cxxdiag_char_table): Likewise.
15947 (gcc_gfc_char_table): Likewise.
15948 (scan_char_table): Likewise.
15949 (time_char_table): Likewis.
15950 (monetary_char_table): Likewise.
15951 * c-format.h (BADLEN): Likewise.
15953 2008-06-21 Ian Lance Taylor <iant@google.com>
15955 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15956 Define END_OF_BASE_TREE_CODES around inclusion.
15957 * tree.c (tree_code_type): New global array.
15958 (tree_code_length, tree_code_name): Likewise.
15959 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15960 $(lang_tree_files).
15961 (all-tree.def, s-alltree): New targets.
15962 (gencheck.h, s-gencheck): Remove.
15963 (tree.o): Depend upon all-tree.def.
15964 (build/gencheck.o): Remove gencheck.h dependency.
15965 (mostlyclean): Don't remove gencheck.h.
15966 * c-common.h (enum c_tree_code): Remove.
15967 * c-lang.c (tree_code_type): Remove.
15968 (tree_code_length, tree_code_name): Remove.
15969 * gencheck.c (tree_codes): Include all-tree.def, rather than
15970 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15972 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15974 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15975 (operator_name_info): Size to MAX_TREE_CODES.
15976 (assignment_operator_name_info): Likewise.
15977 * cp/cp-lang.c (tree_code_type): Remove.
15978 (tree_code_length, tree_code_name): Remove.
15979 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15980 (assignment_operator_name_info): Likewise.
15981 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15983 * cp/mangle.c (write_expression): Likewise.
15984 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15985 * fortran/f95-lang.c (tree_code_type): Remove.
15986 (tree_code_length, tree_code_name): Remove.
15987 * java/java-tree.h (enum java_tree_code): Remove.
15988 * java/lang.c (tree_code_type): Remove.
15989 (tree_code_length, tree_code_name): Remove.
15990 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15991 * objc/objc-act.h (enum objc_tree_code): Remove.
15992 * objc/objc-lang.c (tree_code_type): Remove.
15993 (tree_code_length, tree_code_name): Remove.
15994 * objcp/objcp-lang.c (tree_code_type): Remove.
15995 (tree_code_length, tree_code_name): Remove.
15996 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15997 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15998 * ada/misc.c (tree_code_type): Remove.
15999 (tree_code_length, tree_code_name): Remove.
16001 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
16003 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
16004 the grand_bitmap_obstack.
16006 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16008 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
16009 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
16010 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
16011 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
16012 move_stmt_r, new_label_mapper): Likewise.
16013 * tree-complex.c (cvc_lookup): Likewise.
16014 * tree-dfa.c (create_function_ann): Likewise.
16015 * tree-dump.c (dump_register): Likewise.
16016 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
16017 find_phi_replacement_condition): Likewise.
16018 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16019 tree_function_versioning): Likewise.
16020 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16021 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16022 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16023 get_nonlocal_debug_decl, convert_nonlocal_reference,
16024 convert_nonlocal_omp_clauses, get_local_debug_decl,
16025 convert_local_reference, convert_local_omp_clauses,
16026 convert_nl_goto_reference, convert_nl_goto_receiver,
16027 convert_tramp_reference, convert_call_expr): Likewise.
16028 * tree-outof-ssa.c (contains_tree_r): Likewise.
16029 * tree-parloops.c (reduction_phi, initialize_reductions,
16030 eliminate_local_variables_1, add_field_for_reduction,
16031 add_field_for_name, create_phi_for_local_result,
16032 create_call_for_reduction_1, create_loads_for_reductions,
16033 create_stores_for_reduction, create_loads_and_stores_for_name):
16035 * tree-phinodes.c (allocate_phi_node): Likewise.
16036 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16037 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16038 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16039 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16040 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16041 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16042 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16043 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16044 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16045 vn_nary_op_insert): Likewise.
16046 * tree-ssa.c (redirect_edge_var_map_add,
16047 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16048 * tree-vectorizer.c (vectorize_loops): Likewise.
16049 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16050 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16051 tree_cons_stat, build1_stat, build_variant_type_copy,
16052 decl_init_priority_lookup, decl_fini_priority_lookup,
16053 decl_priority_info, decl_restrict_base_lookup,
16054 decl_restrict_base_insert, decl_debug_expr_lookup,
16055 decl_debug_expr_insert, decl_value_expr_lookup,
16056 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16057 type_hash_add, get_file_function_name, tree_check_failed,
16058 tree_not_check_failed, tree_range_check_failed,
16059 omp_clause_range_check_failed, build_omp_clause,
16060 build_vl_exp_stat): Likewise.
16061 * value-prof.c (gimple_histogram_value,
16062 gimple_duplicate_stmt_histograms): Likewise.
16063 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16064 unshare_variable, variable_union_info_cmp_pos, variable_union,
16065 dataflow_set_different_1, dataflow_set_different_2,
16066 vt_find_locations, variable_was_changed, set_variable_part,
16067 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16068 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16069 section_entry_hash, object_block_entry_eq,
16070 object_block_entry_hash, create_block_symbol,
16071 initialize_cold_section_name, default_function_rodata_section,
16072 strip_reg_name, set_user_assembler_name, const_desc_eq,
16073 build_constant_desc, output_constant_def, lookup_constant_def,
16074 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16075 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16076 default_internal_label): Likewise.
16077 * varray.c (varray_init, varray_grow): Likewise.
16078 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16080 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16083 operators for "test" insn. Macroize insn using SWI mode macro.
16084 (*jcc_fused_2): Ditto.
16085 (*jcc_fused_3): Macroize insn using SWI mode macro.
16086 (*jcc_fused_4): Ditto.
16088 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16090 * tree-ssa-pre.c: Fix typo in comment.
16091 (init_antic, fini_antic): Add explicit funtions for
16092 initializing and deinitializing ANTIC and AVAIL sets.
16093 (create_expression_by_pieces): Fix typo in comment.
16094 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16095 (execute_pre): Eventually dump details about ANTIC_IN.
16097 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16099 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16100 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16101 add_to_obstack, file_at_path, find_a_file, execute,
16102 add_preprocessor_option, add_assembler_option, add_linker_option,
16103 process_command, insert_wrapper, do_option_spec, do_self_spec,
16104 spec_path, do_spec_1, is_directory, main, used_arg,
16105 getenv_spec_function): Likewise.
16106 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16107 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16110 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16112 * doc/rtl.texi: Updated subreg section.
16114 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16117 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16118 node->needed and node->reachable.
16119 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16120 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16121 (expand_task_call): Don't call expand_task_copyfn.
16122 (expand_task_copyfn): Renamed to...
16123 (finalize_task_copyfn): ... this.
16125 2008-06-19 Jan Hubicka <jh@suse.cz>
16127 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16128 clobbering framepointer.
16130 2008-06-19 Jan Hubicka <jh@suse.cz>
16132 * tree-optimize.c (execute_early_local_optimizations): Set
16133 cgraph_state only at first invocation.
16135 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16137 * system.h (-Wc++-compat): Activate as a warning, no an error.
16139 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16141 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16142 instead of "#" in insn asm template.
16143 (*jcc_fused_2): Ditto.
16145 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16147 * config/i386/i386.h (ix86_tune_indices)
16148 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16149 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16150 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16151 (*jcc_fused_2): Ditto.
16152 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16153 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16154 (print operand): Handle 'E' and 'e' code.
16156 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16158 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16160 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16162 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16164 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16166 (cgraph_expand_function): Use local copy of decl.
16167 (cgraph_expand_all_functions): Remove redundant initialization of
16169 (cgraph_optimize): Reword internal_error message.
16171 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16173 * arm-protos.h (arm_return_in_memory): Remove public
16174 arm_return_in_memory() prototype.
16175 * arm.c (arm_return_in_memory): Add static prototype, add target
16176 hook macro, change definition and comments.
16177 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16179 2008-06-19 Ben Elliston <bje@au.ibm.com>
16181 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16182 real.c: Remove references to IEEE 754R.
16183 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16184 * doc/libgcc.texi (Decimal float library routines): Likewise.
16186 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16188 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16189 (default_unwind_word_mode): Add prototype.
16190 * targhooks.c (default_unwind_word_mode): New function.
16191 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16192 instead of word_mode.
16193 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16194 (TARGET_INITIALIZER): Use it.
16196 * c-common.c (handle_mode_attribute): Support "unwind_word"
16198 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16200 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16201 word_mode to access SjLj_Function_Context member "data".
16202 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16203 conversion from targetm.eh_return_filter_mode () to
16204 targetm.unwind_word_mode () if they differ.
16206 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16207 (BT_FN_UNWINDWORD_PTR): New function type.
16208 (BT_FN_WORD_PTR): Remove.
16209 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16210 * except.c (expand_builtin_extend_pointer): Convert pointer to
16211 targetm.unwind_word_mode () instead of word_mode.
16213 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16214 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16215 (spu_unwind_word_mode): New function.
16216 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16217 (TARGET_UNWIND_WORD_MODE): Define.
16218 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16220 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16222 * config/spu/spu.c (reg_align): Remove.
16223 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16224 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16225 (spu_split_store): Likewise.
16227 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16229 * gcc/tree-vn.c: Fix typo in comment.
16231 2008-06-18 Jan Hubicka <jh@suse.cz>
16233 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16234 toplevel reorder too.
16236 2008-06-18 Jan Hubicka <jh@suse.cz>
16238 * c-opts.c (c_common_post_options): PCH is not compatible with
16240 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16241 -fno-toplevel-reorder by default now.
16243 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16245 PR documentation/30739
16246 * doc/install.texi (Prerequisites): Document dependency on awk.
16248 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16249 Ian Lance Taylor <iant@google.com>
16251 PR rtl-optimization/35604
16252 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16253 only want to change jump destinations, not eventual label comparisons.
16255 2008-06-16 Jan Hubicka <jh@suse.cz>
16257 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16259 (cgraph_analyze_function): Likewise.
16261 2008-06-16 Jan Hubicka <jh@suse.cz>
16263 * cgraph.h (cgraph_mark_if_needed): New function.
16264 * cgraphunit.c (cgraph_mark_if_needed): New function.
16265 * c-decl.c (duplicate_decl): Use it.
16267 2008-06-16 Jan Hubicka <jh@suse.cz>
16269 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16272 2008-06-16 Jan Hubicka <jh@suse.cz>
16274 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16276 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16277 Kazu Hirata <kazu@codesourcery.com>
16278 Maxim Kuvyrkov <maxim@codesourcery.com
16280 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16281 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16282 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16283 EXTRA_SPEC_FUNCTIONS.
16284 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16285 (DRIVER_SELF_SPECS): Adjust.
16286 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16287 * config/mips/st.h, config/mips/t-st: New.
16288 * config/mips/driver-native.c, config/mips/x-native: New.
16289 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16292 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16294 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16296 (ISA_HAS_FP_CONDMOVE): New macro.
16297 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16298 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16299 (ISA_HAS_NMADD3_NMSUB3): New macro.
16300 * config/mips/mips.c (mips_rtx_costs): Update.
16301 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16302 compiling for ST Loongson 2E/2F.
16303 (madd<mode>): Rename to madd4<mode>. Update.
16304 (madd3<mode>): New pattern.
16305 (msub<mode>): Rename to msub4<mode>. Update.
16306 (msub3<mode>): New pattern.
16307 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16308 (nmadd3<mode>): New pattern.
16309 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16310 (nmadd3<mode>_fastmath): New pattern.
16311 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16312 (nmsub3<mode>): New pattern.
16313 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16314 (nmsub3<mode>_fastmath): New pattern.
16315 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16317 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16319 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16320 (DF_REF_INSN_INFO): New.
16321 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16322 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16323 with a NULL DF_REF_INSN_INFO.
16324 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16326 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16327 DF_INSN_INFO_EQ_USES): New.
16328 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16329 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16330 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16331 * df-core.c: Update comment for above changes.
16332 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16333 DF_INSN_UID_* macros.
16334 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16335 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16336 insn rtx. Update all callers.
16337 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16338 df_ref_create_structure, df_insn_refs_collect): Likewise.
16339 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16340 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16341 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16342 macros to access the insn refs.
16343 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16344 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16345 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16346 for accessing the refs.
16347 (try_fwprop_subst): Likewise.
16348 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16349 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16350 for accessing the refs.
16351 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16352 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16353 to look at the insn refs.
16354 (record_uses): Likewise.
16355 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16357 (mark_artificial_uses): Don't mark_insn for artificial refs.
16358 (mark_reg_rependencies): Likewise.
16360 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16362 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16364 * configure: Regenerate.
16366 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16368 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16370 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16372 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16374 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16375 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16376 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16378 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16380 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16381 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16382 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16384 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16386 * tree-ssa-sccvn.c: Fix format of comments.
16388 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16390 * cgraph.c: Remove unneeded forward declarations of eq_node()
16393 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16395 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16397 (see_update_relevancy): Likewise.
16398 * fwprop.c (try_fwprop_subst): Likewise.
16399 * rtlanal.c (noop_move_p): Likewise.
16400 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16401 notes to non-existing libcall blocks.
16402 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16404 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16405 (dead_libcall_p): Remove.
16406 (delete_trivially_dead_insns): Don't use it.
16407 * web.c (union_defs): Remove comment about keeping nops.
16408 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16409 (compute_hash_table_work): Don't track libcall notes.
16410 (do_local_cprop): Don't take libcall pointers. Don't update
16412 (adjust_libcall_notes): Deleted.
16413 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16414 ever have existed in the first place).
16415 (replace_store_insn): Don't try to remove libcall notes.
16416 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16417 (resolve_reg_notes): Don't call them.
16418 (resolve_simple_move): Likewise.
16419 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16420 Don't remove REG_RETVAL notes.
16421 * emit-rtl.c (try_split): Don't update libcall notes.
16422 (emit_copy_of_insn_after): Dito.
16423 * cselib.c (cselib_current_insn_in_libcall): Remove.
16424 (cselib_process_insn): Don't set/clear it.
16425 (new_elt_loc_list): Don't record it.
16426 (cselib_init): Don't initialize it.
16427 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16428 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16430 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16431 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16432 (init_deps): Don't initialize it.
16433 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16434 * combine.c (delete_noop_moves): Don't update libcall notes.
16435 (can_combine_p): Remove now pointless #if 0 block.
16436 (try_combine): Remove another obsolete #if 0 block.
16437 (distribute_notes): Don't distribute libcall notes.
16438 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16439 * dce.c (libcall_dead_p): Remove.
16440 (delete_unmarked_insns): Don't handle libcall blocks.
16441 (preserve_libcall_for_dce): Remove.
16442 (prescan_insns_for_dce): Don't special-case libcall block insns.
16443 * reload1 (reload): Don't handle libcall notes.
16444 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16447 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16449 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16450 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16451 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16453 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16455 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16456 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16457 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16459 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16461 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16463 2008-06-16 Ira Rosen <irar@il.ibm.com>
16465 PR tree-optimization/36493
16466 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16467 the arguments list. Use VECTYPE to create vector pointer.
16468 (vectorizable_store): Fail if accesses through a pointer to vectype
16469 do not alias the original memory reference operands.
16470 Call vect_create_data_ref_ptr without the removed argument.
16471 (vectorizable_load): Likewise.
16472 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16475 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16478 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16479 reg_equiv_constant.
16481 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16483 * config/mips/loongson2ef.md: New file.
16484 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16485 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16486 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16487 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16488 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16490 (loongson2ef.md): New include.
16491 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16492 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16493 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16494 (loongson_gt_<mode>, loongson_extract_halfword)
16495 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16496 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16497 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16498 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16499 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16500 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16501 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16502 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16503 (vec_interleave_low<mode>): Define type attribute.
16504 * config/mips/mips.c (mips_ls2): New static variable.
16505 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16506 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16507 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16508 Implement target scheduling hooks.
16509 (mips_multipass_dfa_lookahead): Update to handle tuning for
16511 (mips_sched_init): Initialize data for Loongson scheduling.
16512 (mips_ls2_variable_issue): New static function.
16513 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16515 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16516 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16517 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16518 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16519 Handle ST Loongson 2E/2F cores.
16520 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16522 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16524 * omp-low.c (extract_omp_for_data): Fix comment typo.
16527 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16529 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16530 FIXME note about gcc/config.guess.
16531 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16532 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16533 * doc/cppopts.texi: Likewise.
16534 * doc/extend.texi: Likewise.
16535 * doc/gcc.texi: Likewise.
16536 * doc/gccint.texi: Likewise.
16537 * doc/gcov.texi: Likewise.
16538 * doc/gty.texi: Likewise.
16539 * doc/hostconfig.texi: Likewise.
16540 * doc/install.texi: Likewise.
16541 * doc/invoke.texi: Likewise.
16542 * doc/loop.texi: Likewise.
16543 * doc/makefile.texi: Likewise.
16544 * doc/md.texi: Likewise.
16545 * doc/passes.texi: Likewise.
16546 * doc/tm.texi: Likewise.
16547 * doc/tree-ssa.texi: Likewise.
16548 * doc/trouble.texi: Likewise.
16550 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16551 Nathan Sidwell <nathan@codesourcery.com>
16552 Maxim Kuvyrkov <maxim@codesourcery.com>
16553 Richard Sandiford <rdsandiford@googlemail.com>
16555 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16556 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16557 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16559 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16560 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16561 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16563 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16564 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16565 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16566 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16567 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16568 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16569 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16570 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16571 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16572 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16573 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16574 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16575 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16576 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16577 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16578 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16579 (mips_builtins): Add Loongson builtins.
16580 (mips_loongson_2ef_bdesc): New.
16581 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16582 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16583 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16584 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16586 (mips_expand_vector_init): New.
16587 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16588 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16590 * config/mips/mips.md: Add unspec numbers for Loongson
16591 builtins. Include loongson.md.
16592 (MOVE64): Include Loongson vector modes.
16593 (SPLITF): Include Loongson vector modes.
16594 (HALFMODE): Handle Loongson vector modes.
16595 * config/mips/loongson.md: New.
16596 * config/mips/loongson.h: New.
16597 * config.gcc: Add loongson.h header for mips*-*-* targets.
16598 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16600 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16602 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16603 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16604 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16605 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16606 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16607 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16608 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16609 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16610 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16611 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16612 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16613 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16614 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16615 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16616 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16617 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16618 Remove use_fixproto=yes.
16619 (ia64*-*-hpux*): Remove comment about using fixproto.
16620 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16622 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16624 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16626 * configure: Regenerate.
16628 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16630 PR middle-end/36520
16631 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16632 before evaluating it.
16634 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16637 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16638 nested inline functions.
16639 (start_decl, start_function): Don't invert DECL_EXTERNAL
16640 for nested inline functions.
16642 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16644 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16645 splits that must be made for correctness.
16647 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16649 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16650 (AVAIL_NON_MIPS16): Likewise.
16651 (mips_builtin_description): Replace target_flags with a predicate.
16652 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16653 (dspr2_32): New availability predicates.
16654 (MIPS_BUILTIN): New macro.
16655 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16656 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16657 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16658 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16659 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16660 (mips_dsp_32only_bdesc): Merge into...
16661 (mips_builtins): ...this new array.
16662 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16663 (mips_init_builtins): Update after above changes.
16664 (mips_expand_builtin_1): Merge into...
16665 (mips_expand_builtin): ...here and update after above changes.
16667 2008-06-12 Paul Brook <paul@codesourcery.com>
16669 * longlong.h (__arm__): Define count_leading_zeros.
16670 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16671 (clzsi2, clzdi2): New functions.
16672 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16673 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16674 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16675 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16676 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16677 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16678 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16679 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16680 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16681 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16683 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16685 * config/m68k/m68k.c (m68k_tune_flags): New.
16686 (override_options): Compute m68k_tune_flags.
16687 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16688 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16690 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16692 PR middle-end/36506
16693 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16695 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16697 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16698 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16700 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16702 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16703 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16705 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16707 PR middle-end/36506
16708 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16711 2008-06-12 Richard Guenther <rguenther@suse.de>
16713 PR tree-optimization/36345
16714 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16715 add memory_tag_needed flag.
16716 (may_alias_p): Declare.
16717 * tree-ssa-alias.c (may_alias_p): Export.
16718 (set_initial_properties): Use memory_tag_needed flag.
16719 (update_reference_counts): Likewise.
16720 (reset_alias_info): Reset memory_tag_needed flag.
16721 (create_name_tags): Check memory_tag_needed flag.
16722 (dump_points_to_info_for): Dump it.
16723 * tree-ssa-structalias.c (struct variable_info): Remove
16724 directly_dereferenced flag.
16725 (new_var_info): Do not initialize it.
16726 (process_constraint_1): Do not set it.
16727 (update_alias_info): Set is_dereferenced flag.
16728 (set_uids_in_ptset): Use may_alias_p.
16729 (set_used_smts): Check memory_tag_needed flag.
16730 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16731 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16732 memory_tag_needed flag.
16733 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16734 from broken design.
16736 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16738 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16739 red zone for w64 abi.
16740 (ix86_expand_prologue): Likewise.
16741 (ix86_force_to_memory): Likewise.
16742 (ix86_free_from_memory): Likewise.
16744 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16747 * config/rs6000/rs6000.c (rs6000_override_options): Set
16748 rs6000_isel conditionally to the absence of comand line override.
16749 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16750 Remove duplicate rs6000_isel setting.
16751 * config/rs6000/eabispe.h: Ditto.
16753 2008-06-11 Richard Guenther <rguenther@suse.de>
16755 * alias.c (get_alias_set): Use the element alias-set for arrays.
16756 (record_component_aliases): For arrays and vectors do nothing.
16757 * c-common.c (strict_aliasing_warning): Handle the cases
16758 of alias set zero explicitly.
16759 * Makefile.in (dfp.o-warn): Add -Wno-error.
16761 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16763 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16765 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16766 tune_32 tune_64 to supported_defaults. Allow values not
16767 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16768 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16769 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16770 with_cpu_64 to generic for 64-bit-supporting configurations, not
16771 with_cpu. Remove FIXMEs.
16772 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16773 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16774 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16775 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16776 arch_32 and arch_64.
16778 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16779 Olivier Hainque <hainque@adacore.com>
16781 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16782 Use DECL_SIZE_UNIT to retrieve the size of the field.
16784 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16786 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16787 with function calls after declarations. Lay out
16788 neon_float_type_node before further use.
16790 2008-06-11 Richard Guenther <rguenther@suse.de>
16792 * tree-flow.h (may_point_to_global_var): Declare.
16793 * tree-ssa-alias.c (may_point_to_global_var): New function.
16794 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16796 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16798 * configure.ac: Teach that fido supports .debug_line.
16799 * configure: Regenerate.
16801 2008-06-10 Tom Tromey <tromey@redhat.com>
16803 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16806 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16808 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16809 (encode_decimal64, decode_decimal64, encode_decimal128,
16810 decode_decimal128): Reverse order of 32-bit parts of value if host
16811 and target endianness differ.
16813 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16815 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16816 Avoid division by 0.
16817 (tree_mod_pow2_value_transform): Likewise.
16818 (tree_ic_transform): Likewise.
16819 (tree_stringops_transform): Likewise.
16820 (tree_mod_subtract_transform): Likewise.
16821 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16822 (copy_edges_for_bb): Likewise.
16823 (initialize_cfun): Likewise.
16825 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16828 nonmemory_operand. Add "N" operand constraint.
16830 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16831 (*jcc_btsi_mask): Ditto.
16832 (*jcc_btsi_mask_1): Ditto.
16834 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16836 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16837 TYPE_CANONICAL for copied element type.
16839 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16842 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16843 Add m_CORE2 and m_GENERIC.
16844 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16845 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16847 (*jcc_btdi_rex64): New instruction and split pattern.
16848 (*jcc_btsi): Ditto.
16849 (*jcc_btsi_1): Ditto.
16850 (*btsq): Fix Intel asm dialect operand order.
16854 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16856 PR middle-end/36447
16857 * simplify-rtx.c (simplify_subreg): Add check for shift count
16860 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16862 * doc/md.texi: Synchronize with later constraints.md change.
16863 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16864 with a C implementation.
16865 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16867 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16868 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16869 when moving to and from MD_REGNUM.
16870 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16871 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16872 Handle byte and halfword moves.
16873 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16875 * config/mips/constraints.md (h): Turn into NO_REGS.
16876 (l, x): Update documentation.
16877 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16878 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16879 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16880 (HILO): New mode iterator.
16882 (any_div): New code iterator.
16883 (u): Extend code attribute to div and udiv.
16884 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16885 d_operand in the splitters. Remove redundant CONST_INT checks.
16886 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16887 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16888 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16889 accordingly, using normal moves instead of unspecs to move LO into
16890 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16891 (<u>mulsidi3): Handle expansion in C code.
16892 (<u>mulsidi3_32bit_internal): Rename to...
16893 (<u>mulsidi3_32bit): ...this.
16894 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16895 (*<u>mulsidi3_64bit): Rename to...
16896 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16897 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16898 to set LO and HI to the multiplication result. Use a normal move
16899 for MFLO and an unspec for MFHI.
16900 (*<u>mulsidi3_64bit_parts): Replace with...
16901 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16902 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16903 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16904 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16905 instead of HI. Split the instruction into a separate multiplication
16906 and MFHI if !TARGET_FIX_R4000.
16907 (<su>muldi3_highpart): Likewise.
16908 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16909 and the "=h" clobber.
16910 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16911 (<u>mulditi3): New expander.
16912 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16913 (madsi): Remove "=h" clobber.
16914 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16915 Force the modulus result to be a GPR and split the instruction into
16916 a division followed by an MFHI after reload.
16917 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16918 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16919 the MIPS16 HIGH define_split.
16920 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16921 of acc<->gpr moves to "multi".
16922 (*movdi_64bit): Replace the single "x" alternative with
16923 alternatives for moving into and out of "a".
16924 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16925 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16926 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16927 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16928 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16929 (movti): New expander.
16930 (*movti, *movti_mips16): New insns.
16931 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16932 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16933 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16934 * config/mips/predicates.md (fpr_operand): Delete.
16935 (d_operand): New predicate.
16937 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16939 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16940 failure on some Bourne shells.
16941 (x86_64-*-*): Ditto.
16943 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16945 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16947 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16949 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16950 (sparc-sun-solaris2*): Likewise.
16952 2008-06-09 Arnaud Charlet <charlet@adacore.com
16954 * doc/install.texi: Update requirements to build the Ada compiler.
16956 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16958 * df-scan.c (struct df_scan_problem_data): Remove the
16959 mw_link_pool alloc pool.
16960 (df_scan_free_internal): Don't free it.
16961 (df_scan_alloc): Don't allocate it.
16962 * df.h (struct df_link): Update comment.
16964 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16966 * except.h: Correct checks for when SJLJ exceptions must be used.
16968 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16970 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16973 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16975 PR tree-optimization/36218
16976 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16977 configure for the build system.
16978 (BUILD_LDFLAGS): Define.
16979 * configure: Regenerate.
16980 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16982 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16985 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16986 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16987 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16989 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16991 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16993 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16995 * config.gcc (Obsolete configurations): Remove list of
16997 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16998 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16999 targets matched by those patterns.
17000 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
17001 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
17002 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
17003 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
17004 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17005 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
17006 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
17007 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
17008 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
17009 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
17010 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
17011 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
17012 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
17013 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
17014 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
17015 Make code for Solaris 7 and greater unconditional for Solaris.
17016 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
17017 Remove --with-* handling.
17018 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17019 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17020 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17021 LINK_OS_WINDISS_SPEC): Remove.
17022 * config/rs6000/sysv4.opt (mwindiss): Remove.
17023 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17024 * configure: Regenerate.
17025 * doc/cpp.texi: Don't mention BeOS.
17026 * doc/extend.texi (interrupt): Don't mention MS1.
17027 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17028 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17029 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17030 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17031 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17033 * doc/invoke.texi (MT Options): Remove.
17034 (-mwindiss): Remove.
17035 (CRIS Options): Remove cris-axis-aout references.
17036 (HPPA Options): Don't mention hppa1.1-*-pro.
17037 * doc/md.texi (MorphoTech family): Remove.
17038 * libgcc2.c: Don't handle UWIN.
17039 * config/alpha/t-unicosmk: Remove.
17040 * config/alpha/unicosmk.h: Remove.
17041 * config/arm/kaos-arm.h: Remove.
17042 * config/arm/kaos-strongarm.h: Remove.
17043 * config/arm/strongarm-coff.h: Remove.
17044 * config/arm/strongarm-elf.h: Remove.
17045 * config/arm/strongarm-pe.h: Remove.
17046 * config/arm/t-strongarm-pe: Remove.
17047 * config/arm/t-xscale-coff: Remove.
17048 * config/arm/t-xscale-elf: Remove.
17049 * config/arm/xscale-coff.h: Remove.
17050 * config/arm/xscale-elf.h: Remove.
17051 * config/chorus.h: Remove.
17052 * config/cris/aout.h: Remove.
17053 * config/cris/aout.opt: Remove.
17054 * config/cris/t-aout: Remove.
17055 * config/i386/beos-elf.h: Remove.
17056 * config/i386/kaos-i386.h: Remove.
17057 * config/i386/ptx4-i.h: Remove.
17058 * config/i386/sco5.h: Remove.
17059 * config/i386/sco5.opt: Remove.
17060 * config/i386/sysv4-cpp.h: Remove.
17061 * config/i386/sysv5.h: Remove.
17062 * config/i386/t-beos: Remove.
17063 * config/i386/t-sco5: Remove.
17064 * config/i386/t-uwin: Remove.
17065 * config/i386/uwin.asm: Remove.
17066 * config/i386/uwin.h: Remove.
17067 * config/kaos.h: Remove.
17068 * config/mips/windiss.h: Remove.
17069 * config/mt: Remove directory.
17070 * config/pa/pa-osf.h: Remove.
17071 * config/pa/pa-pro-end.h: Remove.
17072 * config/pa/t-pro: Remove.
17073 * config/ptx4.h: Remove.
17074 * config/rs6000/beos.h: Remove.
17075 * config/rs6000/kaos-ppc.h: Remove.
17076 * config/rs6000/t-beos: Remove.
17077 * config/rs6000/windiss.h: Remove.
17078 * config/sh/kaos-sh.h: Remove.
17079 * config/sol2-6.h: Remove.
17080 * config/sparc/sol26-sld.h: Remove.
17081 * config/sparc/sysv4-only.h: Remove.
17082 * config/vax/bsd.h: Remove.
17083 * config/vax/t-memfuncs: Remove.
17084 * config/vax/ultrix.h: Remove.
17085 * config/vax/vaxv.h: Remove.
17086 * config/windiss.h: Remove.
17088 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17090 PR rtl-optimization/36438
17091 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17092 for vector shifts with constant scalar shift operands.
17094 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17096 * doc/invoke.texi: Document -march=xlr.
17097 * config/mips/xlr.md: New file.
17098 * config/mips/mips.md: Include it.
17100 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17101 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17102 (mips_rtx_cost_data): Likewise.
17104 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17106 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17107 PRE_INC and PRE_DEC cases.
17109 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17111 PR rtl-optimization/36419
17112 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17113 the emitting jump insn.
17116 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17117 is not bool, boolify the whole *expr_p and convert to the desired type.
17119 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17121 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17122 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17123 Add omp_private_outer_ref hook, add another argument to
17124 omp_clause_default_ctor hook.
17125 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17126 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17127 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17128 hook_tree_tree_tree_tree_null.
17129 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17130 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17131 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17132 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17133 * tree.def (OMP_TASK): New tree code.
17134 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17135 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17136 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17137 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17138 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17139 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17140 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17141 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17142 (OMP_DIRECTIVE_P): Add OMP_TASK.
17143 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17144 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17145 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17146 and OMP_CLAUSE_UNTIED entries.
17147 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17149 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17150 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17151 * tree-pretty-print.c (dump_omp_clause): Handle
17152 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17153 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17154 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17155 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17156 warning about unsigned iterators. Change decl/init/cond/incr
17157 arguments to TREE_VECs, check arguments for all collapsed loops.
17158 (c_finish_omp_taskwait): New function.
17159 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17161 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17162 default_function_array_conversion on init. Add par_clauses argument.
17163 If decl is present in parallel's lastprivate clause, change it to
17164 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17165 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17166 collapse count in clauses.
17167 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17168 c_parser_omp_for_loop callers.
17169 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17170 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17171 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17172 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17174 (c_parser_omp_clause_schedule): Handle schedule(auto).
17175 Include correct location in the error message.
17176 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17177 and PRAGMA_OMP_CLAUSE_UNTIED.
17178 (OMP_TASK_CLAUSE_MASK): Define.
17179 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17180 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17181 * tree-nested.c (convert_nonlocal_omp_clauses,
17182 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17183 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17184 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17185 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17187 (conver_nonlocal_reference, convert_local_reference,
17188 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17189 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17190 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17191 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17192 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17193 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17194 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17195 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17196 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17198 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17199 * c-common.h (c_finish_omp_taskwait): New prototype.
17200 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17201 * tree-parloops.c (create_parallel_loop): Create 1 entry
17202 vectors for OMP_FOR_{INIT,COND,INCR}.
17203 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17204 (make_edges): Handle OMP_TASK.
17205 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17206 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17207 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17208 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17209 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17210 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17211 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17212 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17213 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17214 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17215 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17216 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17217 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17219 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17220 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17221 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17222 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17223 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17224 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17225 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17226 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17227 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17228 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17229 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17230 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17231 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17232 original iterator is present in lastprivate clause or if
17233 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17234 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17235 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17236 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17237 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17238 if it is set, lookup var in outer contexts too. Handle
17239 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17240 to be implicitly determined firstprivate for task regions.
17241 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17242 if it is set, lookup var in outer contexts too. Set
17243 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17244 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17245 OMP_CLAUSE_UNTIED. Take region_type as last argument
17246 instead of in_parallel and in_combined_parallel.
17247 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17249 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17250 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17251 (new_omp_context): Set default_kind to
17252 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17253 (omp_region_type): New enum.
17254 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17255 fields, add region_type.
17256 (new_omp_context): Take region_type as argument instead of is_parallel
17257 and is_combined_parallel.
17258 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17259 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17260 ctx->is_combined_parallel checks.
17261 (gimplify_omp_task): New function.
17262 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17264 * omp-low.c (extract_omp_for_data): Use schedule(static)
17265 for schedule(auto). Handle pointer and unsigned iterators.
17266 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17267 Add loops argument. Extract data for collapsed OMP_FOR loops.
17268 (expand_parallel_call): Assert sched_kind isn't auto,
17269 map runtime schedule to index 3.
17270 (struct omp_for_data_loop): New type.
17271 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17272 Add loop, loops, collapse and iter_type fields.
17273 (workshare_safe_to_combine_p): Disallow combined for if
17274 iter_type is unsigned long long. Don't combine collapse > 1 loops
17275 unless all bounds and steps are constant. Adjust extract_omp_for_data
17277 (expand_omp_for_generic): Handle pointer, unsigned and long long
17278 iterators. Handle collapsed OMP_FOR loops. Adjust
17279 for struct omp_for_data changes. If libgomp function doesn't return
17280 boolean_type_node, add comparison of the return value with 0.
17281 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17282 pointer, unsigned and long long iterators. Adjust for struct
17283 omp_for_data changes.
17284 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17285 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17286 unsigned long long. Allocate loops array, pass it to
17287 extract_omp_for_data. For collapse > 1 loops use always
17288 expand_omp_for_generic.
17289 (omp_context): Add sfield_map and srecord_type fields.
17290 (is_task_ctx, lookup_sfield): New functions.
17291 (use_pointer_for_field): Use is_task_ctx helper. Change first
17292 argument's type from const_tree to tree. Clarify comment.
17293 In OMP_TASK disallow copy-in/out sharing.
17294 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17295 (install_var_field): Add mask argument. Populate both record_type
17296 and srecord_type if needed.
17297 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17299 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17300 and DECL_FIELD_OFFSET.
17301 (scan_sharing_clauses): Adjust install_var_field callers. For
17302 firstprivate clauses on explicit tasks allocate the var by value in
17303 record_type unconditionally, rather than by reference.
17304 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17305 Use is_taskreg_ctx instead of is_parallel_ctx.
17306 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17307 (create_omp_child_function_name): Add task_copy argument, use
17308 *_omp_cpyfn* names if it is true.
17309 (create_omp_child_function): Add task_copy argument, if true create
17310 *_omp_cpyfn* helper function.
17311 (scan_omp_parallel): Adjust create_omp_child_function callers.
17312 Rename parallel_nesting_level to taskreg_nesting_level.
17313 (scan_omp_task): New function.
17314 (lower_rec_input_clauses): Don't run constructors for firstprivate
17315 explicit task vars which are initialized by *_omp_cpyfn*.
17316 Pass outer var ref to omp_clause_default_ctor hook if
17317 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17318 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17319 OMP_CLAUSE_REDUCTION_INIT.
17320 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17321 avoid duplicate setting of fields. Handle
17322 OMP_CLAUSE_PRIVATE_OUTER_REF.
17323 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17324 copy-out if TREE_READONLY, only copy-in.
17325 (expand_task_copyfn): New function.
17326 (expand_task_call): New function.
17327 (struct omp_taskcopy_context): New type.
17328 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17330 (lower_omp_parallel): Rename to...
17331 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17332 Call create_task_copyfn if srecord_type is needed. Adjust
17334 (task_shared_vars): New variable.
17335 (check_omp_nesting_restrictions): Warn if work-sharing,
17336 barrier, master or ordered region is closely nested inside OMP_TASK.
17337 Add warnings for barrier if closely nested inside of work-sharing,
17338 ordered, or master region.
17339 (scan_omp_1): Call check_omp_nesting_restrictions even for
17340 GOMP_barrier calls. Rename parallel_nesting_level to
17341 taskreg_nesting_level. Handle OMP_TASK.
17342 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17343 work-sharing construct, continue looking for them on parent parallel
17345 (lower_omp_for_lastprivate): Add lastprivate clauses
17346 to the beginning of dlist rather than end. Adjust for struct
17347 omp_for_data changes.
17348 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17349 not after it. Handle collapsed OMP_FOR loops, adjust for
17350 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17351 (get_ws_args_for): Adjust extract_omp_for_data caller.
17352 (scan_omp_for): Handle collapsed OMP_FOR
17353 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17354 (lower_omp_single_simple): If libgomp function doesn't return
17355 boolean_type_node, add comparison of the return value with 0.
17356 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17357 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17358 (parallel_nesting_level): Rename to...
17359 (taskreg_nesting_level): ... this.
17360 (is_taskreg_ctx): New function.
17361 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17362 of is_parallel_ctx.
17363 (execute_lower_omp): Rename parallel_nesting_level to
17364 taskreg_nesting_level.
17365 (expand_omp_parallel): Rename to...
17366 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17367 Call omp_task_call for OMP_TASK regions.
17368 (expand_omp): Adjust caller, handle OMP_TASK.
17369 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17371 * bitmap.c (bitmap_default_obstack_depth): New variable.
17372 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17373 if argument is NULL and bitmap_default_obstack is already initialized.
17374 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17376 * matrix-reorg.c (matrix_reorg): Likewise.
17378 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17380 * config/i386/i386.md (*indirect_jump): Macroize using P
17381 mode iterator. Remove !TARGET_64BIT from insn constraints.
17382 (*tablejump_1): Ditto.
17383 (*indirect_jump_rex64): Remove insn pattern.
17384 (*tablejump_1_rex64): Ditto.
17385 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17386 and eh_return_si insn patterns.
17388 2008-06-06 Richard Guenther <rguenther@suse.de>
17390 * tree-ssa-structalias.c (merge_smts_into): Remove.
17391 (find_what_p_points_to): Do not bother to compute the
17392 points-to set for pt_anything pointers.
17393 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17394 for pt_anything pointers is ok.
17396 2008-06-06 Jan Hubicka <jh@suse.cz>
17398 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17400 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17402 * cgraph.c: Fix typos in comments.
17403 (cgraph_availability_names): Fix string typo.
17404 * fold-const.c: Fix typos in comments.
17405 (fold_binary): Fix typo in warning.
17406 * genautomata.c: Fix typos in comments.
17407 (check_presence_pattern_sets): Fix typo in local variable.
17408 (output_description): Fix typo in output.
17409 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17410 * hwint.h: Likewise.
17411 * matrix-reorg.c (check_allocation_function): Likewise.
17412 * omega.c (smooth_weird_equations): Likewise.
17413 * auto-inc-dec.c: Fix typos in comments.
17414 * bb-reorder.c: Likewise.
17415 * builtins.c: Likewise.
17416 * c-common.c: Likewise.
17417 * c-cppbuiltin.c: Likewise.
17418 * c-parser.c: Likewise.
17419 * c-pretty-print.c: Likewise.
17420 * cfgcleanup.c: Likewise.
17421 * cfgexpand.c: Likewise.
17422 * cfghooks.c: Likewise.
17423 * cfglayout.c: Likewise.
17424 * cfgloopmanip.c: Likewise.
17425 * cgraphunit.c: Likewise.
17426 * coverage.c: Likewise.
17427 * dbxout.c: Likewise.
17428 * df-byte-scan.c: Likewise.
17429 * df-core.c: Likewise.
17430 * df-problems.c: Likewise.
17431 * df-scan.c: Likewise.
17433 * dominance.c: Likewise.
17434 * domwalk.c: Likewise.
17436 * dwarf2out.c: Likewise.
17437 * emit-rtl.c: Likewise.
17438 * et-forest.c: Likewise.
17439 * function.c: Likewise.
17440 * function.h: Likewise.
17442 * gcov-io.c: Likewise.
17443 * gcov.c: Likewise.
17444 * gcse.c: Likewise.
17445 * genattrtab.c: Likewise.
17446 * ggc-page.c: Likewise.
17447 * gimplify.c: Likewise.
17448 * gthr-lynx.h: Likewise.
17449 * haifa-sched.c: Likewise.
17450 * ipa-cp.c: Likewise.
17451 * ipa-inline.c: Likewise.
17452 * ipa-prop.h: Likewise.
17453 * ipa-pure-const.c: Likewise.
17454 * ipa-struct-reorg.c: Likewise.
17455 * ipa-struct-reorg.h: Likewise.
17456 * ipa-type-escape.c: Likewise.
17458 * loop-doloop.c: Likewise.
17459 * mips-tfile.c: Likewise.
17460 * mkmap-flat.awk: Likewise.
17461 * mkmap-symver.awk: Likewise.
17462 * modulo-sched.c: Likewise.
17463 * omp-low.c: Likewise.
17464 * optabs.c: Likewise.
17465 * optabs.h: Likewise.
17466 * opts.c: Likewise.
17467 * passes.c: Likewise.
17468 * postreload-gcse.c: Likewise.
17469 * postreload.c: Likewise.
17470 * predict.c: Likewise.
17471 * pretty-print.h: Likewise.
17472 * profile.c: Likewise.
17473 * protoize.c: Likewise.
17474 * ra-conflict.c: Likewise.
17475 * real.c: Likewise.
17476 * recog.c: Likewise.
17477 * regclass.c: Likewise.
17478 * regs.h: Likewise.
17479 * reload.c: Likewise.
17480 * rtl-error.c: Likewise.
17481 * rtlanal.c: Likewise.
17482 * scan.h: Likewise.
17483 * sched-rgn.c: Likewise.
17485 * stmt.c: Likewise.
17486 * target.h: Likewise.
17487 * tree-dfa.c: Likewise.
17488 * tree-eh.c: Likewise.
17489 * tree-flow-inline.h: Likewise.
17490 * tree-inline.c: Likewise.
17491 * tree-into-ssa.c: Likewise.
17492 * tree-loop-distribution.c: Likewise.
17493 * tree-nested.c: Likewise.
17494 * tree-parloops.c: Likewise.
17495 * tree-pass.h: Likewise.
17496 * tree-pretty-print.c: Likewise.
17497 * tree-profile.c: Likewise.
17498 * tree-scalar-evolution.c: Likewise.
17499 * tree-sra.c: Likewise.
17500 * tree-ssa-alias-warnings.c: Likewise.
17501 * tree-ssa-ccp.c: Likewise.
17502 * tree-ssa-coalesce.c: Likewise.
17503 * tree-ssa-dom.c: Likewise.
17504 * tree-ssa-dse.c: Likewise.
17505 * tree-ssa-forwprop.c: Likewise.
17506 * tree-ssa-live.c: Likewise.
17507 * tree-ssa-live.h: Likewise.
17508 * tree-ssa-loop-im.c: Likewise.
17509 * tree-ssa-loop-ivopts.c: Likewise.
17510 * tree-ssa-loop-niter.c: Likewise.
17511 * tree-ssa-loop-prefetch.c: Likewise.
17512 * tree-ssa-phiopt.c: Likewise.
17513 * tree-ssa-phiprop.c: Likewise.
17514 * tree-ssa-sccvn.c: Likewise.
17515 * tree-ssa-ter.c: Likewise.
17516 * tree-ssa-threadupdate.c: Likewise.
17517 * tree-ssa.c: Likewise.
17518 * tree-vect-analyze.c: Likewise.
17519 * tree-vect-transform.c: Likewise.
17520 * tree-vectorizer.c: Likewise.
17521 * tree-vn.c: Likewise.
17522 * tree-vrp.c: Likewise.
17523 * tree.c: Likewise.
17524 * tree.def: Likewise.
17525 * tree.h: Likewise.
17526 * unwind-dw2-fde.c: Likewise.
17527 * unwind.inc: Likewise.
17528 * value-prof.c: Likewise.
17529 * vmsdbgout.c: Likewise.
17531 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17533 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17534 always place FP constants in the TOC for TARGET_POWERPC64.
17535 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17537 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17539 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17540 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17541 enable for TARGET_E500_DOUBLE.
17542 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17543 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17544 floating-point modes like integer modes for E500 double.
17545 (rs6000_legitimate_offset_address_p): Likewise.
17546 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17547 addressing for DDmode for E500 double.
17548 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17549 modes as using 64-bits of registers for E500 double.
17550 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17551 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17552 specially for E500 double.
17553 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17554 TDmode for E500 double.
17555 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17556 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17557 (rs6000_split_multireg_move): Do not handle TDmode specially for
17559 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17560 using 64-bit registers for E500 double.
17561 (emit_frame_save): Do not handle DDmode specially for E500 double.
17562 (gen_frame_mem_offset): Likewise.
17563 (rs6000_function_value): Do not call spe_build_register_parallel
17564 for DDmode or TDmode.
17565 (rs6000_libcall_value): Likewise.
17566 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17567 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17570 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17572 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17575 2008-06-04 Junjie Gu <jgu@tensilica.com>
17577 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17578 comparison for frame pointers.
17580 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17583 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17585 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17588 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17589 register is already smaller or equal to required mode.
17591 2008-06-04 Xinliang David Li <davidxl@google.com>
17593 * tree-call-cdce.c: New file.
17594 (cond_dead_built_in_calls): New static variable.
17595 (input_domain): New struct.
17596 (check_pow): New function.
17597 (check_builtin_call): Ditto.
17598 (check_target_format): Ditto.
17599 (is_call_dce_candidate): Ditto.
17600 (gen_one_condition): Ditto.
17601 (gen_conditions_for_domain): Ditto.
17602 (get_domain): Ditto.
17603 (gen_conditions_for_pow_cst_base): Ditto.
17604 (gen_conditions_for_pow_int_base): Ditto.
17605 (gen_conditions_for_pow): Ditto.
17606 (get_no_error_domain): Ditto.
17607 (gen_shrink_wrap_conditions): Ditto.
17608 (shrink_wrap_one_built_in_call): Ditto.
17609 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17610 (tree_call_cdce): Ditto.
17611 (gate_call_cdce): Ditto.
17612 (pass_call_cdce): New gimple pass.
17613 * passes.c (init_optimization_passes): New pass.
17614 * tree-pass.h: New pass declaration.
17615 * opts.c (decode_options): New flag setting.
17616 * common.opt: Add -ftree-builtin-call-dce flag.
17617 * Makefile.in: Add new source file.
17618 * tempvar.def: New tv_id.
17619 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17621 2008-06-04 Richard Guenther <rguenther@suse.de>
17623 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17624 (is_call_clobbered): Always check var_ann->call_clobbered.
17625 (mark_call_clobbered): Always set var_ann->call_clobbered.
17626 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17627 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17628 (reset_alias_info): Clear call clobbering info on MTAGs and
17630 (set_pt_anything): Set pt_global_mem.
17631 (create_tag_raw): Adjust comment.
17632 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17634 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17635 Maxim Kuvyrkov <maxim@codesourcery.com>
17637 * config/m68k/m68k.opt (mxgot): New option.
17638 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17639 (m68k_output_addr_const_extra): New.
17640 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17641 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17642 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17643 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17645 2008-06-04 Richard Guenther <rguenther@suse.de>
17647 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17648 negative or non-representable offsets.
17650 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17652 * config/i386/i386.c (ix86_gen_leave): New.
17653 (ix86_gen_pop1): Likewise.
17654 (ix86_gen_add3): Likewise.
17655 (ix86_gen_sub3): Likewise.
17656 (ix86_gen_sub3_carry): Likewise.
17657 (ix86_gen_one_cmpl2): Likewise.
17658 (ix86_gen_monitor): Likewise.
17659 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17660 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17661 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17662 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17663 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17664 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17665 (ix86_expand_epilogue): Updated.
17666 (print_operand): Handle integer register operand for 'z'.
17667 (ix86_expand_strlensi_unroll_1): Likewise.
17668 (ix86_expand_strlen): Likewise.
17669 (ix86_expand_builtin): Likewise.
17670 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17671 mov{q}/mov{l} and add{q}/add{l}.
17673 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17675 * config/i386/i386.md (P): New mode iterator.
17676 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17677 using P mode iterator.
17678 (DFmode push_operand splitter): Ditto.
17679 (XFmode push_operand splitter): Ditto.
17680 (DFmode float_extend SFmode push_operand splitter): Ditto.
17681 (XFmode float_extend SFmode push_operand splitter): Do not generate
17682 SImode pushes for 64bit target. Macroize Dimode and SImode
17683 pushes using P mode iterator.
17684 (XFmode float_extend DFmode push_operand splitter): Ditto.
17686 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17688 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17689 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17690 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17691 return type to int.
17692 (ix86_call_abi_override): Remove check for call_used_regs.
17694 2008-06-03 Richard Guenther <rguenther@suse.de>
17696 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17697 for the lhs of calls if the return type contains pointers.
17699 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17701 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17702 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17703 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17704 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17705 of cfun and DEFAULT_ABI to deceide abi mode.
17706 (DEFAULT_ABI): New.
17707 (REG_PARM_STACK_SPACE): Removed.
17708 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17709 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17710 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17711 (ix86_function_abi): Likewise.
17712 (ix86_function_type_abi): Likewise.
17713 (ix86_call_abi_override): Likewise.
17714 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17715 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17716 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17717 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17719 (X86_64_REGPARM_MAX): New.
17720 (X86_64_SSE_REGPARM_MAX): New.
17721 (X64_REGPARM_MAX): New.
17722 (X64_SSE_REGPARM_MAX): New.
17723 (X86_32_REGPARM_MAX): New.
17724 (X86_32_SSE_REGPARM_MAX): New.
17725 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17726 (ix86_function_regparm): Handle user calling abi.
17727 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17728 by DEFAULT_ABI versus SYSV_ABI check.
17729 (ix86_reg_parm_stack_space): New.
17730 (ix86_function_type_abi): New.
17731 (ix86_call_abi_override): New.
17732 (ix86_function_abi): New.
17733 (ix86_cfun_abi): New.
17734 (init_cumulative_args): Call abi specific initialization.
17735 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17736 (function_arg_64): Extend SSE_REGPARM_MAX check.
17737 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17738 (ix86_pass_by_reference): Likewise.
17739 (ix86_function_value_regno_p): Likewise.
17740 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17741 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17742 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17743 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17744 (setup_incoming_varargs_64): Adjust regparm for call abi.
17745 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17746 (ix86_va_start): Likewise.
17747 (ix86_gimplify_va_arg): Likewise.
17748 (ix86_expand_prologue): Likewise.
17749 (output_pic_addr_const): Likewise.
17750 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17751 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17752 (x86_output_mi_thunk): Likewise.
17753 (x86_function_profiler): Likewise.
17754 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17755 (SYSV_ABI, MS_ABI): New constants.
17756 (DEFAULT_ABI): New.
17757 (init_regs): Add prototype of function in regclass.c file.
17758 (OVERRIDE_ABI_FORMAT): New.
17759 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17760 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17761 (OUTGOING_REG_PARM_STACK_SPACE): New.
17762 (ix86_reg_parm_stack_space): New prototype.
17763 (CUMULATIVE_ARGS): Add call_abi member.
17764 (machine_function): Add call_abi member.
17765 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17766 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17768 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17771 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17772 (avr_builtin_setjmp_frame_value): New function.
17773 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17774 (nonlocal_goto): Define.
17776 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17778 * config/mips/mips.c (mips_emit_loadgp): Return early if
17779 there is nothing do to, otherwise emit a blockage if
17780 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17781 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17783 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17785 * configure.ac: Drop unneeded backslash ending up in config.in.
17786 * acinclude.m4: Likewise.
17787 * config.in: Regenerate.
17789 2008-05-26 Jan Hubicka <jh@suse.cz>
17791 * predict.c (maybe_hot_frequency_p): Break out of...
17792 (maybe_hot_bb_p): ... here.
17793 (maybe_hot_edge_p): New.
17794 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17795 * basic-block.h (maybe_hot_edge_p): Declare.
17797 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17799 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17800 (*cmpfp_<mode>_cc): Ditto.
17801 (*fp_jcc_8<mode>_387): Ditto.
17802 (*fop_<MODEF:mode>_2_i387): Ditto.
17803 (*fop_<MODEF:mode>_3_i387): Ditto.
17804 (*fop_xf_2_i387): Ditto.
17805 (*fop_xf_3_i387): Ditto.
17807 2008-06-02 Tomas Bily <tbily@suse.cz>
17809 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17811 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17813 * config/mips/mips.c (mips_valid_offset_p): New function.
17814 (mips_valid_lo_sum_p): Likewise.
17815 (mips_classify_address): Use them.
17816 (mips_force_address): New function.
17817 (mips_legitimize_address): Use it.
17818 * config/mips/mips.md (MOVE128): New mode iterator.
17819 (movtf): Require TARGET_64BIT. Remove empty strings.
17820 (*movtf_internal): Rename to...
17821 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17822 of "R" and use {,fp}{load,store} attributes instead of "multi".
17823 Use a separate define_split.
17824 (*movtf_mips16): New pattern.
17826 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17828 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17829 * config/mips/mips.c (mips_expand_before_return): New function.
17830 (mips_expand_epilogue): Call it.
17831 * config/mips/mips.md (return): Turn into a define_expand.
17832 (*return): New insn.
17834 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17836 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17837 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17838 functions. Do not emit uses and clobbers of CONCATs; individually
17839 use and clobber their operands.
17840 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17841 gen_clobber, emit_use and gen_use.
17842 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17843 (expand_builtin_return): Likewise.
17844 * cfgbuild.c (count_basic_blocks): Likewise.
17845 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17846 * explow.c (emit_stack_restore): Likewise.
17847 * expmed.c (extract_bit_field_1): Likewise.
17848 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17849 (emit_move_multi_word, store_constructor): Likewise.
17850 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17851 (thread_prologue_and_epilogue_insns): Likewise.
17852 * lower-subreg.c (resolve_simple_move): Likewise.
17853 * optabs.c (widen_operand, expand_binop): Likewise.
17854 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17855 * reload.c (find_reloads): Likewise.
17856 * reload1.c (eliminate_regs_in_insn): Likewise.
17857 * stmt.c (expand_nl_goto_receiver): Likewise.
17858 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17859 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17860 * config/arm/arm.c (arm_load_pic_register): Likewise.
17861 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17862 * config/arm/arm.md (untyped_return): Likewise.
17863 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17864 * config/avr/avr.c (expand_prologue): Likewise.
17865 * config/bfin/bfin.c (do_unlink): Likewise.
17866 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17867 * config/cris/cris.c (cris_expand_prologue): Likewise.
17868 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17869 (machopic_legitimize_pic_address): Likewise.
17870 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17871 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17872 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17873 (ix86_expand_convert_uns_didf_sse): Likewise.
17874 (ix86_expand_vector_init_general): Likewise.
17875 * config/ia64/ia64.md (eh_epilogue): Likewise.
17876 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17877 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17878 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17879 (config/iq2000/iq2000.c): Likewise.
17880 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17881 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17882 (builtin_longjmp): Likewise.
17883 * config/mn10300/mn10300.md (call, call_value): Likewise.
17884 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17885 * config/pdp11/pdp11.md (abshi2): Likewise.
17886 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17887 * config/s390/s390.c (s390_emit_prologue): Likewise.
17888 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17889 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17890 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17891 * config/sh/sh.c (prepare_move_operands): Likewise.
17892 (output_stack_adjust, sh_expand_epilogue): Likewise.
17893 (sh_set_return_address, sh_expand_t_scc): Likewise.
17894 * config/sparc/sparc.c (load_pic_register): Likewise.
17895 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17896 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17897 * config/v850/v850.c (expand_epilogue): Likewise.
17899 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17901 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17902 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17903 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17904 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17905 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17906 stack pointer register.
17907 (output_movhi): Remove code for interrupt specific writing to the
17908 stack pointer register.
17910 2008-05-31 Richard Guenther <rguenther@suse.de>
17912 PR tree-optimization/34244
17913 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17914 (tree_expr_nonzero_warnv_p): Likewise.
17915 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17916 ssa_name_nonnegative_p.
17917 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17918 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17919 not tree_expr_nonzero_warnv_p.
17921 PR tree-optimization/36262
17923 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17925 PR tree-optimization/34244
17926 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17927 (record_numbers_of_iterations): New function.
17928 (execute_vrp): Cache the numbers of iterations of loops.
17929 * tree-scalar-evolution.c (scev_reset_except_niters):
17931 (scev_reset): Use scev_reset_except_niters.
17932 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17934 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17936 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17937 __WORKAROUND_RETS when appropriate.
17939 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17941 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17942 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17944 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17945 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17946 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17947 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17948 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17949 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17950 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17951 *fop_df_1_sse insn patterns using MODEF mode iterator.
17952 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17953 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17954 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17955 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17956 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17957 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17958 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17959 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17960 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17961 (*fop_xf_5_i387): Ditto.
17962 (*fop_xf_6_i387): Ditto.
17964 2008-05-30 Richard Guenther <rguenther@suse.de>
17966 * builtins.c (build_string_literal): Avoid generating
17967 a non-gimple_val result.
17969 2008-05-30 DJ Delorie <dj@redhat.com>
17971 * exec-tool.in: Use an environment variable (private) instead of a
17972 file (shared) as a semaphore, so as to not break parallel builds.
17974 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17976 * optabs.c (maybe_encapsulate_block): Remove.
17977 (emit_libcall_block): Adjust accordingly.
17978 * optabs.h (maybe_encapsulate_block): Remove prototype.
17980 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17981 Don't use maybe_encapsulate_block.
17983 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17985 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17986 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17987 rtx is a SYMBOL_REF before calling get_pool_constant.
17989 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17991 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17993 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17995 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17996 rather than OS names to choose INO_T_EQ definition.
17997 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17998 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
18000 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
18003 * config/darwin-f.c: New.
18004 * config/t-darwin: Added rule to build darwin-f.o.
18005 * config.gcc: Defined new variable, fortran_target_objs.
18006 (*-*-darwin*): Set fortran_target_objs.
18007 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
18008 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
18009 * configure: Regenerated.
18011 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
18014 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
18015 canonical type if needed.
18017 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18019 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18021 2008-05-29 Richard Guenther <rguenther@suse.de>
18023 PR tree-optimization/36343
18024 PR tree-optimization/36346
18025 PR tree-optimization/36347
18026 * tree-flow.h (clobber_what_p_points_to): Declare.
18027 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18028 pointed-to variable is dereferenced is irrelevant to whether
18029 the pointer can access the pointed-to variable.
18030 (clobber_what_p_points_to): New function.
18031 * tree-ssa-alias.c (set_initial_properties): Use it.
18032 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18033 call clobber check for NMTs.
18035 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18037 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18038 for printing gcov_type.
18040 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18042 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18043 and the eh region information.
18044 * value-prof.c (gimple_move_stmt_histograms): New function.
18045 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18047 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18049 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18051 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18053 * value-prof.c (tree_ic_transform): Print counts.
18054 * tree-profile.c (tree_gen_ic_func_profiler):
18055 Clear __gcov_indreict_call_callee variable to avoid misattribution
18058 2008-05-28 Rafael Espíndola <espindola@google.com>
18060 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18063 2008-05-28 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/36339
18066 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18067 and clobbering code out of the loop.
18069 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18071 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18074 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18075 s390_contiguous_bitmask_p, s390_symref_operand_p,
18076 s390_check_symref_alignment, s390_reload_larl_operand,
18077 s390_reload_symref_address): New functions.
18078 (s390_branch_condition_mnemonic): Support compare and branch
18080 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18081 and 'W' constraints.
18082 (s390_secondary_reload): Add secondary reloads for unaligned
18083 symbol refs or symbol refs to floating point or QI/TI mode
18085 (legitimate_address_p): Accept symbol references as addresses.
18086 (s390_expand_insv): Use rotate and insert selected bits
18087 instruction for insv when building for z10.
18088 (print_operand_address): Handle symbol ref addresses.
18089 (print_operand): Output modifier 'c' added for signed byte values.
18090 (s390_encode_section_info): Mark symbol refs with
18091 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18093 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18094 (length attribute): RRF, RRR have 4 byte length.
18095 (FPALL, INTALL): New mode iterators added.
18096 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18097 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18098 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18099 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18100 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18101 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18102 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18103 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18105 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18106 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18107 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18108 reload<INTALL:mode><P:mode>_toreg_z10,
18109 reload<FPALL:mode><P:mode>_tomem_z10,
18110 reload<FPALL:mode><P:mode>_toreg_z10,
18111 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18112 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18113 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18114 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18116 (movmem, clrmem, cmpmem): New splitters added.
18118 * config/s390/predicates.md (larl_operand): Use
18119 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18120 SYMBOL_REF_ALIGN1_P.
18121 (s390_signed_integer_comparison,
18122 s390_unsigned_integer_comparison): New predicates.
18124 * config/s390/s390-protos.h (s390_check_symref_alignment,
18125 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18126 s390_reload_symref_address,
18127 s390_compare_and_branch_condition_mask): Prototypes added.
18129 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18130 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18131 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18133 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18135 * config/s390/s390.c (z10_cost): New cost function for z10.
18136 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18137 (s390_issue_rate): Adjust issue rate for z10.
18138 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18139 (processor_flags): Add PF_Z10.
18140 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18141 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18142 * gcc/config.gcc: Add z10.
18144 2008-05-28 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/36291
18147 * tree-flow. h (struct gimple_df): Remove var_anns member.
18148 * tree-flow-inline.h (gimple_var_anns): Remove.
18149 (var_ann): Simplify.
18150 * tree-dfa.c (create_var_ann): Simplify.
18151 (remove_referenced_var): Clear alias info from var_anns of globals.
18152 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18153 (delete_tree_ssa): Clear alias info from var_anns of globals.
18154 Do not free var_anns.
18155 (var_ann_eq): Remove.
18156 (var_ann_hash): Likewise.
18158 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18160 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18161 and loongson2f entries.
18162 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18163 * config/mips/mips.h (processor_type): Add Loongson-2E
18164 and Loongson-2F entries.
18165 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18166 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18167 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18168 * doc/invoke.texi (MIPS Options): Document loongson2e
18169 and loongson2f processor names.
18171 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/i386.c (ix86_function_arg_boundary): Use
18176 alignment of canonical type.
18177 (ix86_expand_vector_move): Check unaligned memory access for
18180 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18182 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18183 Moved to the front of file.
18185 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18186 H.J. Lu <hongjiu.lu@intel.com>
18188 * dwarf2out.c (current_fde): New.
18190 (lookup_cfa:): Likewise.
18191 (dwarf2out_end_epilogue): Likewise.
18192 (dwarf2out_note_section_used): Likewise.
18194 2008-05-27 Michael Matz <matz@suse.de>
18197 * c.opt (Wenum-compare): New warning option.
18198 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18200 2008-05-27 Michael Matz <matz@suse.de>
18202 PR middle-end/36326
18203 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18205 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18206 into memory as tail calls.
18208 2008-05-27 Richard Guenther <rguenther@suse.de>
18210 PR tree-optimization/36339
18211 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18212 pointers cause all addressable variables to be call clobbered.
18214 2008-05-27 Richard Guenther <rguenther@suse.de>
18216 PR tree-optimization/36245
18217 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18219 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18221 * config/s390/s390.md: Replace all occurences of the 'm'
18222 constraint with 'RT'.
18224 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18226 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18228 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18230 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18231 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18232 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18234 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18236 * reload.c (find_reloads): Skip alternatives according to the
18237 "enabled" attribute. Constify the constraint variable.
18238 * recog.c (get_attr_enabled): Add default implementation.
18239 (extract_insn): Set the alternative_enabled_p array
18240 in the recog_data struct.
18241 (preprocess_constraints, constrain_operands): Skip
18242 alternatives according to the "enabled" attribute
18243 * recog.h (struct recog_data): New field alternative_enabled_p.
18244 (skip_alternative): New inline function.
18245 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18246 (record_reg_classes): Skip alternative according to the
18247 "enabled" attribute.
18249 * doc/md.texi: Add documention for the "enabled" attribute.
18251 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18253 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18254 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18255 constraint with TARGET_MEM_CONSTRAINT.
18256 * recog.c (asm_operand_ok, preprocess_constraints,
18257 constrain_operands): Likewise.
18258 * regclass.c (record_reg_classes): Likewise.
18259 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18260 * reload1.c (maybe_fix_stack_asms): Likewise.
18261 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18262 * recog.h: Adjust comment.
18263 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18264 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18265 * doc/md.texi: Add a note to description of 'm' constraint.
18266 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18268 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18270 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18271 that the bitfield is of integral type before testing its precision.
18273 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18274 Sa Liu <saliu@de.ibm.com>
18276 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18277 __modti3, __udivti3, __umodti3 and __udivmodti4.
18278 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18279 that implement TImode mul and div functions.
18280 * config/spu/multi3.c: New. Implement __multi3.
18281 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18282 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18285 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18287 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18288 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18289 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18290 tls_sysv_suffix): New mode and mode attribute iterators.
18291 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18292 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18293 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18294 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18295 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18298 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18300 PR tree-optimization/36329
18301 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18302 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18303 * cgraphbuild.c (initialize_inline_failed): Use the latter
18304 macro in lieu of the former.
18305 * ipa-inline.c (cgraph_mark_inline): Likewise.
18306 (cgraph_decide_inlining_of_small_function): Likewise.
18307 (cgraph_decide_inlining): Likewise.
18308 (cgraph_decide_inlining_incrementally): Likewise.
18310 2008-05-26 Tristan Gingold <gingold@adacore.com>
18311 Anatoly Sokolov <aesok@post.ru>
18313 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18314 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18315 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18316 optimization for 'avr6' architecture.
18318 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18321 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18323 2008-05-26 Richard Guenther <rguenther@suse.de>
18325 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18326 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18328 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18330 PR middle-end/36253
18331 * caller-save.c (insert_restore): Verify alignment of spill space.
18332 (insert_save): Likewise.
18333 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18334 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18335 (STACK_SLOT_ALIGNMENT): Likewise.
18336 * function.c (LOCAL_ALIGNMENT): Removed.
18337 (get_stack_local_alignment): New.
18338 (assign_stack_local): Use it. Set alignment on stack slot.
18339 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18340 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18341 (STACK_SLOT_ALIGNMENT): New.
18342 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18343 stack slot in XFmode.
18345 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18347 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18350 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18351 argument operand in rax isn't removed.
18353 2008-05-26 Richard Guenther <rguenther@suse.de>
18355 PR middle-end/36300
18356 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18357 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18359 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18362 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18364 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18366 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18367 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18369 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18371 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18372 build a trampoline if we don't want one.
18373 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18374 return zero for nested functions if we don't want a trampoline.
18376 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18378 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18380 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18383 * c.opt: Removed undocumented option '-lang-fortran'.
18384 * c-common.h: Removed global variable 'lang_fortran'.
18385 * c-opts.c (c_common_handle_option): Removed code to handle
18386 option '-lang-fortran'. Updated includes.
18387 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18388 definition of '__GFORTRAN__'.
18389 (define__GNUC__): Reimplemented to use BASEVER and
18390 cpp_define_formatted.
18391 (builtin_define_with_value_n): Removed.
18392 * c-incpath.h: Renamed to ...
18393 * incpath.h: ... this.
18394 * c-incpath.c: Renamed to ...
18395 * incpath.c: ... this. Updated includes.
18396 * fix-header.c: Updated includes.
18397 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18398 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18399 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18401 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18403 * tree.h: Update the table of flags used on tree nodes.
18404 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18405 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18406 (FORCED_LABEL): Add access check.
18407 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18408 (ASM_INPUT_P): Likewise.
18409 (ASM_VOLATILE_P): Likewise.
18410 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18411 (OMP_SECTION_LAST): Access private_flag directly.
18412 (OMP_RETURN_NOWAIT): Likewise.
18413 (OMP_PARALLEL_COMBINED): Likewise.
18414 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18415 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18416 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18417 deprecated_flag directly.
18419 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18421 * final.c (frame_pointer_needed): Removed.
18422 * flags.h (frame_pointer_needed): Likewise.
18424 * function.h (rtl_data): Add frame_pointer_needed.
18425 (frame_pointer_needed): New.
18427 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18429 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18431 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18433 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18436 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18438 * c-common.c (strip_array_types): Move function to..
18440 (get_inner_array_type): Delete.
18441 * c-common.h (strip_array_types): Move declaration to..
18443 (get_inner_array_type): Delete.
18444 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18445 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18446 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18447 * config/pa/pa.c (emit_move_sequence): Likewise.
18449 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18454 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18456 * function.c: Include target hook for nonlocal_goto frame value.
18458 2008-05-24 Richard Guenther <rguenther@suse.de>
18460 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18461 variable can be only accessed through a pointer or a union.
18463 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18465 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18466 * doc/extend.texi: Likewise.
18468 2008-05-23 DJ Delorie <dj@redhat.com>
18470 * config/m32c/jump.md (untyped_call): Add.
18472 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18473 for A24 to PSImode.
18474 (m32c_address_cost): Detail costs for indirect offsets.
18476 2008-05-23 Rafael Espíndola <espindola@google.com>
18478 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18479 if a node is a SUBREG.
18480 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18483 2008-05-23 Paul Brook <paul@codesourcery.com>
18484 Carlos O'Donell <carlos@codesourcery.com>
18486 * doc/extend.texi: Clarify use of __attribute__((naked)).
18487 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18488 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18489 * function.c (use_register_for_decl): Use
18490 targetm.calls.allocate_stack_slots_for_args.
18491 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18492 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18493 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18495 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18497 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18499 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18501 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18502 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18503 is only rounded once.
18505 2008-05-23 Richard Guenther <rguenther@suse.de>
18507 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18509 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18510 Jakub Jelinek <jakub@redhat.com>
18513 * configure.ac: Handle --enable-cld.
18514 * configure: Regenerated.
18515 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18516 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18517 (ix86_current_function_needs_cld): New define.
18518 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18519 (cld): New isns pattern.
18520 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18521 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18522 * config/i386/i386.opt (mcld): New option.
18523 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18524 TARGET_CLD and ix86_current_function_needs_cld.
18525 (override_options): Use -mcld by default for 32-bit code if
18528 * doc/install.texi (Options specification): Document --enable-cld.
18529 * doc/invoke.texi (Machine Dependent Options)
18530 [i386 and x86-64 Options]: Add -mcld option.
18531 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18533 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18534 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18535 (return_in_memory_64): Likewise.
18536 (return_in_memory_ms_64): Likewise.
18538 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18540 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18541 * builtins.c (fold_builtin_fpclassify): New.
18542 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18543 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18544 * c-common.c (handle_type_generic_attribute): Adjust to accept
18545 fixed arguments before an elipsis.
18546 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18547 * doc/extend.texi: Document __builtin_fpclassify.
18549 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18551 * omp-low.c (gate_expand_omp_ssa): Remove.
18552 (pass_expand_omp_ssa): Remove.
18553 (gate_expand_omp): Do not check for flag_openmp_ssa.
18554 * common.opt (-fopenmp-ssa): Remove.
18555 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18557 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18559 * config/sh/sh.opt (mfixed-range): New option.
18560 * config/sh/sh-protos.h (sh_fix_range): Declare.
18561 * config/sh/sh.c (sh_fix_range): New function.
18562 * config/sh/sh.h (sh_fixed_range_str): Declare.
18563 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18565 * doc/invoke.texi (SH Options): Document -mfixed-range.
18567 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18569 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18570 it before the redeclaration.
18572 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18574 * config/avr/avr.c (get_sequence_length): Add new function.
18575 (expand_prologue, expand_epilogue): Remove duplicate code.
18577 2008-05-22 Rafael Espíndola <espindola@google.com>
18579 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18582 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18584 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18585 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18587 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18588 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18589 (vect_update_misalignment_for_peel): Likewise.
18590 (vector_alignment_reachable_p): Likewise.
18591 * tree-vect-transform.c (vectorizable_load): Likewise.
18592 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18593 (get_vectype_for_scalar_type): Pass mode of scalar_type
18594 to UNITS_PER_SIMD_WORD.
18596 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18597 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18598 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18599 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18600 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18602 2008-05-22 Ira Rosen <irar@il.ibm.com>
18604 PR tree-optimization/36293
18605 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18606 if the first load must be skipped because of a gap.
18608 2008-05-22 Richard Guenther <rguenther@suse.de>
18610 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18611 more cases of offset disambiguation that is possible if
18612 strict-aliasing rules apply.
18613 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18614 for basic offset and type-based disambiguation.
18616 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18618 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18619 ix86_expand_vector_set on V16QImode for SSE4.1.
18621 2008-05-21 Tom Tromey <tromey@redhat.com>
18623 * c.opt (Wimport): Mark as undocumented.
18624 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18626 (Warning Options): Likewise.
18627 * doc/cppopts.texi: Don't mention -Wimport.
18629 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18631 PR tree-optimization/36287
18632 PR tree-optimization/36286
18633 * lambda-code.c (build_access_matrix): Do not use the loop->num
18634 for computing the number of induction variables: use the loop depth
18637 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18640 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18641 option -f(no-)leading-underscore.
18643 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18645 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18646 GET_MODE_NUNITS (mode).
18648 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18650 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18651 (-mmulhw): Add 464 to description.
18652 (-mdlmzb): Likewise.
18653 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18654 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18656 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18657 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18658 * config/rs6000/rs6000.md: Update comments for 464.
18660 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18662 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18664 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18666 * config/i386/sse.md (vec_extractv4sf): Removed.
18667 (vec_extractv2df): Likewise.
18668 (vec_extractv2di): Likewise.
18669 (vec_extractv4si): Likewise.
18670 (vec_extractv8hi): Likewise.
18671 (vec_extractv16qi): Likewise.
18672 (vec_extract<mode>): New.
18674 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18676 * config/i386/sse.md (vec_setv4sf): Removed.
18677 (vec_setv2df): Likewise.
18678 (vec_setv2di): Likewise.
18679 (vec_setv4si): Likewise.
18680 (vec_setv8hi): Likewise.
18681 (vec_setv16qi): Likewise.
18682 (vec_set<mode>): New.
18684 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18686 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18687 goto for vec_concat and vec_interleave.
18689 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18691 * config/i386/sse.md (vec_initv4sf): Removed.
18692 (vec_initv2df): Likewise.
18693 (vec_initv2di): Likewise.
18694 (vec_initv4si): Likewise.
18695 (vec_initv8hi): Likewise.
18696 (vec_initv16qi): Likewise.
18697 (vec_init<mode>): New.
18699 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18701 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18703 2008-05-21 Tom Tromey <tromey@redhat.com>
18705 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18706 (zone_find_object_offset): Likewise.
18707 (gt_ggc_m_S): Likewise.
18708 (highest_bit): Likewise.
18709 * ggc-page.c (gt_ggc_m_S): New function.
18710 * stringpool.c (string_stack): Remove.
18711 (init_stringpool): Update.
18712 (ggc_alloc_string): Use ggc_alloc.
18713 (maybe_delete_ident): New function.
18714 (ggc_purge_stringpool): Likewise.
18715 (gt_ggc_m_S): Remove.
18716 * ggc-common.c (ggc_protect_identifiers): New global.
18717 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18718 ggc_protect_identifiers.
18719 * ggc.h (ggc_protect_identifiers): Declare.
18720 (gt_ggc_m_S): Update.
18721 (ggc_purge_stringpool): Declare.
18722 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18723 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18725 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18727 2008-05-21 David S. Miller <davem@davemloft.net>
18729 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18732 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18734 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18737 2008-05-20 David Daney <ddaney@avtrex.com>
18739 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18740 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18741 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18742 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18743 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18744 (atomic_hiqi_op): New define_code_iterator.
18745 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18746 mips_expand_compare_and_swap_12.
18747 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18748 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18749 (sync_<optab><mode>, sync_old_<optab><mode>,
18750 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18751 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18752 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18753 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18754 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18755 (test_and_set_12): New insn.
18756 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18757 sync_new_<optab><mode>, sync_old_nand<mode>,
18758 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18759 clobber to operand 0 for SI and DI mode insns.
18760 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18761 mips_gen_fn_4): New typedefs.
18762 (mips_gen_fn_ptrs): Define new union type.
18763 (mips_expand_compare_and_swap_12): Remove declaration.
18764 (mips_expand_atomic_qihi): Declare function.
18765 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18766 (mips_expand_atomic_qihi): ... this. Use new generator function
18768 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18769 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18770 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18771 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18772 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18773 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18774 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18775 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18776 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18777 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18780 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18782 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18785 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18787 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18788 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18789 (avr_attribute_table): Add 'OS_main' function attribute.
18790 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18791 functions with 'OS_main' attribute.
18793 2008-05-20 Richard Guenther <rguenther@suse.de>
18795 PR tree-optimization/35204
18796 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18797 helper, split out from ...
18798 (DFS): ... here. Make the DFS walk non-recursive.
18800 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18801 Jan Sjodin <jan.sjodin@amd.com>
18803 PR tree-optimization/36181
18804 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18805 (parallelize_loops): Don't parallelize when the loop has vector
18808 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18809 Sebastian Pop <sebastian.pop@amd.com>
18811 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18812 matrix, and never look at the tree representation of the memory
18814 (linear_transform_loops): Computes parameters and access matrices.
18815 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18817 (access_matrix_get_index_for_parameter): New.
18818 * tree-data-ref.h (struct access_matrix): New.
18819 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18820 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18821 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18822 am_vector_index_for_loop): New.
18823 (struct data_reference): Add field access_matrix.
18824 (DR_ACCESS_MATRIX): New.
18825 (compute_data_dependences_for_loop): Update declaration.
18826 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18827 * lambda.h (lambda_vector_vec_p): Declared.
18828 * lambda-code.c: Depend on pointer-set.h.
18829 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18830 av_for_af_base, av_for_af, build_access_matrix,
18831 lambda_compute_access_matrices): New.
18832 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18834 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18836 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18837 $SOURCEDIR/include.
18839 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18840 Sebastian Pop <sebastian.pop@amd.com>
18842 PR tree-optimization/36206
18843 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18845 (instantiate_scev_1): Rename flags to fold_conversions.
18846 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18847 outeside instantiation_loop.
18848 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18849 (evolution_function_is_affine_or_constant_p): Removed.
18850 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18852 (analyze_siv_subscript): Pass in the loop nest number.
18853 Call evolution_function_is_affine_in_loop instead of
18854 evolution_function_is_affine_p.
18855 (analyze_overlapping_iterations): Pass in the loop nest number.
18857 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18858 Sebastian Pop <sebastian.pop@amd.com>
18860 PR tree-optimization/36206
18861 * tree-chrec.h (chrec_fold_op): New.
18862 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18865 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18867 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18869 (remove_duplicates): Do not set inode on non-inode systems.
18872 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18874 * config.gcc (tm_file): Update comments about relative pathnames.
18876 2008-05-20 Richard Guenther <rguenther@suse.de>
18878 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18879 * tree-ssa-sccvn.c (process_scc): Likewise.
18880 * tree-ssa-sink.c (execute_sink_code): Likewise.
18881 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18882 * tree-vrp.c (process_assert_insertions): Likewise.
18883 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18884 (perform_tree_ssa_dce): Likewise.
18885 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18886 (dump_dominator_optimization_stats): Likewise.
18887 * tree-vectorizer.c (vectorize_loops): Likewise.
18889 2008-05-20 Richard Guenther <rguenther@suse.de>
18891 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18893 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18895 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18896 (ix86_i386elf_return_in_memory): Likewise.
18897 (ix86_i386interix_return_in_memory): Likewise.
18898 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18899 (SUBTARGET_RETURN_IN_MEMORY): New.
18900 * config/i386/i386elf.h: Likewise.
18901 * config/i386/ptx4-i.h: Likewise.
18902 * config/i386/sol2-10.h: Likewise.
18903 * config/i386/sysv4.h: Likewise.
18904 * config/i386/vx-common.h: Likewise.
18905 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18906 * config/i386/i386.c (ix86_return_in_memory): Made static and
18907 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18908 (ix86_i386elf_return_in_memory): Removed.
18909 (ix86_i386interix_return_in_memory): Removed.
18910 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18911 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18913 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18915 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18917 2008-05-19 Xinliang David Li <davidxl@google.com>
18919 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18921 * common.opt: Ditto.
18922 * doc/invoke.texi: Ditto.
18924 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18926 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18927 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18929 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18931 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18932 sizes of operand array from 8/4 to 4/2.
18933 (ix86_expand_vector_init_general): Change size of operand array
18934 from 32 to 16. Remove op0, op1 and half_mode.
18936 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18938 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18939 (ix86_expand_vector_init_interleave): Likewise.
18940 (ix86_expand_vector_init_general): Use them. Assert
18941 word_mode == SImode when n_words == 4.
18943 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18945 * config/i386/i386.c (ix86_secondary_reload): New static function.
18946 (TARGET_SECONDARY_RELOAD): New define.
18947 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18948 * config/i386/i386.md (reload_outqi): Remove.
18950 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18952 PR middle-end/35509
18953 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18954 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18955 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18956 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18957 (fold_builtin_1): Likewise.
18958 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18959 c-common.c (check_builtin_function_arguments): Handle
18960 BUILT_IN_ISINF_SIGN.
18961 * doc/extend.texi: Document __builtin_isinf_sign.
18962 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18964 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18966 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18967 EH cleanup at the end of the pass, search for those that have been
18968 turned into forwarder blocks and do the cleanup on their successor.
18970 2008-05-18 Richard Guenther <rguenther@suse.de>
18972 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18973 pointers to sizetype and vice versa.
18975 2008-05-18 Xinliang David Li <davidxl@google.com>
18977 * gcc/tree-ssa-dce.c: Coding style fix.
18978 (check_pow): Documentation comment.
18979 (check_log): Documenation comment. Coding style fix.
18980 (is_unnecessary_except_errno_call): Ditto.
18981 (gen_conditions_for_pow): Ditto.
18982 (gen_conditions_for_log): Ditto.
18983 (gen_shrink_wrap_conditions): Ditto.
18984 (shrink_wrap_one_built_in_calls): Ditto.
18985 * gcc/doc/invoke.texi: Better documentation string.
18986 * ChangeLog: Fix wrong change log entries from
18987 May 17 checkin on function call DCE.
18989 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18991 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18993 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18995 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18996 * df-problems.c (simulation routines): Fixed block comment to
18997 properly say how to add forwards scanning functions.
18999 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19001 * tree-inline.c (setup_one_parameter): Remove dead code.
19003 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19005 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
19006 a BIT_AND_EXPR only for an INTEGER_TYPE.
19008 2008-05-17 Xinliang David Li <davidxl@google.com>
19010 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
19011 (check_pow, check_log, is_unnecessary_except_errno_call): New
19012 functions to check for eliminating math functions that are pure
19013 except for setting errno.
19014 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
19015 general condition expressions for shrink-wrapping pow/log calls.
19016 (gen_shrink_wrap_conditions): Ditto.
19017 (shrink_wrap_one_built_in_call): Ditto.
19018 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19019 (mark_operand_necessary): If debugging, output if OP is necessary.
19020 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19022 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19024 * gcc/common.opt: New user flag -ftree-builtin-dce.
19025 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19027 2008-05-16 David S. Miller <davem@davemloft.net>
19029 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19030 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19032 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19035 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19037 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19039 * ifcvt.c (dead_or_predicable): Rename
19040 df_simulate_one_insn_backwards to df_simulate_one_insn.
19041 * recog.c (peephole2_optimize): Ditto.
19042 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19044 * df.h: Rename df_simulate_one_insn_backwards to
19045 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19046 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19047 scanning of defs and uses.
19048 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19049 (df_simulate_one_insn_forwards): Removed.
19051 2008-05-16 Doug Kwan <dougkwan@google.com>
19053 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19055 (real_from_string): Handle NaNs and Inf as approriate.
19057 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19059 * doc/gty.texi (Source Files Containing Type Information): Note
19060 that headers should appear first in the gtfiles list.
19062 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19064 * tree.def (COND_EXEC): Properly documented this code.
19066 2008-05-16 Diego Novillo <dnovillo@google.com>
19068 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19069 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19072 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19074 * tree-ssa-dse (max_stmt_uid): Removed.
19075 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19076 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19077 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19078 * function.h (cfun.last_stmt_uid): New field.
19079 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19080 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19082 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19083 (create_stmt_ann): Initialize the ann->uid field.
19084 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19086 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19088 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19090 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19091 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19092 (init_empty_tree_cfg): Call it.
19094 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19096 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19099 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19101 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19102 * tree-dump.c (dump_options): New verbose option.
19103 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19105 * tree-pass.h (TDF_VERBOSE): New dump flag.
19106 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19107 (tree-flow.h): Added include.
19108 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19110 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19112 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19114 From Jie Zhang <jie.zhang@analog.com>
19115 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19116 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19117 mcpu=bf561-none and mcpu=bf561-0.2.
19118 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19119 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19120 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19121 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19122 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19123 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19124 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19126 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19127 (cputype_selected): Remove.
19128 (bfin_handle_option): Don't use cputype_selected.
19129 (override_options): When no mcpu option, enable all workarounds.
19130 Don't use bfin_workarounds.
19131 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19133 (DEFAULT_CPU_TYPE): Don't define.
19135 2008-05-16 Richard Guenther <rguenther@suse.de>
19137 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19138 on deletion of the last stmt.
19140 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19142 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19143 V8HImode for SSE2 and V16QImode for SSE4.1.
19145 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19147 * cgraph.h (compute_inline_parameters): Made public.
19148 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19149 variable_generate_summary, function_write_summary,
19150 variable_write_summary, variable_read_summary. Added generate_summary,
19151 write_summary, read_summary.
19152 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19153 pass_ipa_inline.function_generate_summary, to
19154 compute_inline_parameters.
19155 * ipa-inline.c (compute_inline_parameters): Made public and added
19157 (compute_inline_parameters_for_current): New function.
19158 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19159 (inline_generate_summary): Removed parameter and made to loop over
19161 (pass_ipa_inline): Updated for new IPA_PASS structure.
19162 * passes.c (execute_ipa_summary_passes): Now is called once per
19163 pass rather than once per node*pass.
19165 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19167 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19168 avr_have_mul_p, avr_asm_only_p): Remove variables.
19169 (avr_override_options): Remove initialization of removed variables.
19170 (avr_file_start): Convert removed variables to fields of
19171 'struct base_arch_s *avr_current_arch'.
19172 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19173 (AVR_HAVE_MUL): (Ditto.).
19174 (AVR_HAVE_MOVW): (Ditto.).
19175 (AVR_HAVE_LPMX): (Ditto.).
19176 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19177 avr_asm_only_p): Remove declaration.
19179 2008-05-15 Diego Novillo <dnovillo@google.com>
19181 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19182 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19184 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19186 PR middle-end/36194
19187 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19188 Don't call record_truncated_value from here.
19189 (record_truncated_value): Turn it into a for_each_rtx callback.
19190 (record_truncated_values): New function.
19191 (combine_instructions): Call note_uses with record_truncated_values.
19192 Change name of check_conversion to check_promoted_subreg.
19194 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19196 * doc/sourcebuild.texi: Document support for torture tests.
19198 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19200 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19201 to alternative 4 of operand 2.
19203 2008-05-15 Richard Guenther <rguenther@suse.de>
19205 * tree-pass.h (current_pass): Declare.
19206 (get_pass_for_id): Likewise.
19207 * passes.c (passes_by_id, passes_by_id_size): New globals.
19208 (set_pass_for_id): New function.
19209 (get_pass_for_id): Likewise.
19210 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19211 (execute_function_todo): Flush per function statistics.
19212 * toplev.c (compile_file): Init statistics.
19213 (general_init): Do early statistics initialization.
19214 (finalize): Finish statistics.
19215 * statistics.h (statistics_early_init): Declare.
19216 (statistics_init): Likewise.
19217 (statistics_fini): Likewise.
19218 (statistics_fini_pass): Likewise.
19219 (statistics_counter_event): Likewise.
19220 (statistics_histogram_event): Likewise.
19221 * statistics.c: New file.
19222 * Makefile.in (OBJS-common): Add statistics.o.
19223 (statistics.o): Add dependencies.
19224 * doc/invoke.texi (-fdump-statistics): Document.
19226 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19227 (insert): Likewise.
19228 (execute_pre): Use statistics_counter_event.
19229 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19230 (substitute_and_fold): Increment it. Use statistics_counter_event.
19232 2008-05-15 Diego Novillo <dnovillo@google.com>
19234 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19236 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19237 * tree-ssa-alias.c (new_type_alias): Remove references to
19238 sub-variables from comment.
19239 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19241 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19243 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19244 attribute to 1 only for insertps alternative.
19246 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19248 * config/bfin/bfin.md (loadbytes): New pattern.
19249 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19250 (bfin_init_builtins): Initialize it.
19251 (bdesc_1arg): Add it.
19253 2008-05-15 Sa Liu <saliu@de.ibm.com>
19255 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19256 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19257 * testsuite/lib/target-supports.exp: Add
19258 check_effective_target_fortran_integer_16.
19260 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19262 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19263 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19264 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19265 (TARGET_RETURN_IN_MEMORY): Define.
19267 2008-05-15 Richard Guenther <rguenther@suse.de>
19269 PR middle-end/36244
19270 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19271 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19272 represent unmodifiable vars.
19274 2008-05-15 Richard Guenther <rguenther@suse.de>
19276 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19277 INDIRECT_REF and TARGET_MEM_REF.
19278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19281 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19282 H.J. Lu <hongjiu.lu@intel.com>
19284 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19285 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19286 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19287 insn alternatives. Add missing alternatives.
19288 (*vec_concatv2di_rex64_sse4_1): Likewise.
19289 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19290 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19291 Require TARGET_SSE.
19293 2008-05-15 Richard Guenther <rguenther@suse.de>
19295 PR tree-optimization/36009
19296 PR tree-optimization/36204
19297 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19298 (determine_invariantness_stmt): Record the loop a store is
19299 always executed in.
19300 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19303 2008-05-15 Richard Guenther <rguenther@suse.de>
19305 PR tree-optimization/34330
19306 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19307 through the pointer will alias the SMT.
19309 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19311 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19313 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19315 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19317 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19318 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19320 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19321 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19322 (vashl_optab): New optab for vector/vector shifts.
19323 (vashr_optab): Ditto.
19324 (vlshr_optab): Ditto.
19325 (vrotl_optab): Ditto.
19326 (vrotr_optab): Ditto.
19327 (optab_subtype): New enum for optab_for_tree_code call.
19328 (optab_for_tree_code): Add enum optab_subtype argument.
19330 * optabs.c (optab_for_tree_code): Take an additional argument to
19331 distinguish between a vector shift by a scalar and vector shift by
19332 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19333 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19334 vector shift by a vector.
19335 (expand_widen_pattern_expr): Pass additional argument to
19336 optab_for_tree_code.
19338 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19339 vrotl_optab, vrotr_optab.
19341 * expr.c (expand_expr_real_1): Update calls to
19342 optab_for_tree_code to distinguish between vector shifted by a
19343 scalar and vector shifted by a vector.
19344 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19345 (supportable_narrowing_operation): Ditto.
19346 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19347 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19348 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19349 (vect_create_epilog_for_reduction): Ditto.
19350 (vectorizable_reduction): Ditto.
19351 (vectorizable_operation): Ditto.
19352 (vect_strided_store_supported): Ditto.
19353 (vect_strided_load_supported): Ditto.
19354 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19355 * expmed.c (expand_shift): Ditto.
19357 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19359 (ashr@var{m}3): Ditto.
19360 (vashl@var{m}3): Document new vector/vector shift standard name.
19361 (vashr@var{m}3): Ditto.
19362 (vlshr@var{m}3): Ditto.
19363 (vrotl@var{m}3): Ditto.
19364 (vrotr@var{m}3): Ditto.
19366 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19367 (PPERM_INVERT): Ditto.
19368 (PPERM_REVERSE): Ditto.
19369 (PPERM_REV_INV): Ditto.
19370 (PPERM_ZERO): Ditto.
19371 (PPERM_ONES): Ditto.
19372 (PPERM_SIGN): Ditto.
19373 (PPERM_INV_SIGN): Ditto.
19374 (PPERM_SRC1): Ditto.
19375 (PPERM_SRC2): Ditto.
19377 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19378 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19379 allows a memory operand to be the value being added, and split it
19380 to improve vectorization.
19381 (sse5_pmacsdqh_mem): Ditto.
19382 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19383 (sse5_mulv2div2di3_high): Ditto.
19384 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19385 (vec_pack_trunc_v4si): Ditto.
19386 (vec_pack_trunc_v2di): Ditto.
19387 (sse5_pcmov_<mode>): Remove code that tried to use use
19388 andps/andnps instead of pcmov.
19389 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19390 pmacsdqh instructions.
19391 (vec_widen_smult_lo_v4si): Ditto.
19393 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19394 (PPERM_INVERT): Ditto.
19395 (PPERM_REVERSE): Ditto.
19396 (PPERM_REV_INV): Ditto.
19397 (PPERM_ZERO): Ditto.
19398 (PPERM_ONES): Ditto.
19399 (PPERM_SIGN): Ditto.
19400 (PPERM_INV_SIGN): Ditto.
19401 (PPERM_SRC1): Ditto.
19402 (PPERM_SRC2): Ditto.
19403 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19405 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19407 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19408 says ignore whether the last reference is a memory operand.
19410 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19411 Paolo Bonzini <bonzini at gnu dot org>
19413 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19416 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19417 (vlshr<mode>3): Rename from vlshr<mode>3.
19418 (vashr<mode>3): Rename from vashr<mode>3.
19419 (mulv4sf3): Change the names of vector shift patterns.
19423 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19426 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19451 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19452 (floatunssidf2_internal): Change vector/vector shift names.
19453 (floatunsdidf2_internal): Ditto.
19460 (vashl<mode>3): Rename from ashl<mode>3.
19461 (vashr<mode>3): Rename from ashr<mode>3.
19462 (vlshr<mode>3): Rename from lshr<mode>3.
19463 (vrotl<mode>3): Rename from rotl<mode>3.
19465 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19468 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19469 multiply gives the wrong value when doing widening multiplies.
19470 (vec_widen_smult_lo_v4si): Ditto.
19472 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19474 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19475 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19476 emit_library_call_value.
19477 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19478 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19479 * calls.c (initialize_argument_information, precompute_arguments,
19480 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19481 (precompute_arguments): Removed flags parameter.
19482 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19484 2008-05-14 Richard Guenther <rguenther@suse.de>
19486 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19487 Make sure to register the store if the use is a PHI_NODE.
19489 2008-05-14 Olivier Hainque <hainque@adacore.com>
19491 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19492 memory if the component is to be referenced in BLKmode according
19493 to get_inner_reference.
19495 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19497 * calls.c (emit_library_call_value_1): Restore code clearing
19498 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19500 2008-05-14 Olivier Hainque <hainque@adacore.com>
19501 Nicolas Roche <roche@adacore.com>
19503 * configure.ac: Add support for a "gcc_subdir" variable in
19504 config-lang.in, to denote a subdirectory where the language/GCC
19505 integration files are to be found.
19506 * configure: Regenerate.
19508 2008-05-14 Ira Rosen <irar@il.ibm.com>
19510 PR tree-optimization/36098
19511 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19512 value for the first load in the group in case of a gap.
19513 (vect_build_slp_tree): Check that there are no gaps in loads.
19515 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19517 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19518 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19519 expand_copysign_bit): Change call to emit_no_conflict_block to
19520 emit_insn and remove unneeded code to construct extra args.
19521 (emit_no_conflict_block): Removed.
19522 * optabls.h (emit_no_conflict_block): Removed.
19523 * cse.c (cse_extended_basic_block): Remove search for
19524 REG_NO_CONFLICT note.
19525 * global.c: Removed incorrect comment added in revision 117.
19526 * expr.c (convert_move): Change call to emit_no_conflict_block to
19528 * recog.c: Change comments so that they do not mention
19530 * local_alloc.c (combine_regs): Removed last parameter.
19531 (no_conflict_p): Removed.
19532 (block_alloc): Removed note, no_conflict_combined_regno and set
19533 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19534 (combine_regs): Removed already_dead and code to look for
19535 REG_NO_CONFLICT notes.
19536 * lower_subreg (remove_retval_note): Removed code to look for
19537 REG_NO_CONFLICT block.
19538 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19539 (resolve_clobber): Remove code to process libcalls that have
19540 REG_NO_CONFLICT notes.
19541 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19543 * combine.c (can_combine_p, distribute_notes): Removed
19544 REG_NO_CONFLICT case.
19545 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19547 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19548 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19550 * reg-notes.def (NO_CONFLICT): Removed.
19552 2008-05-14 David S. Miller <davem@davemloft.net>
19554 * config/sparc/sparc.c (sparc_profile_hook): If
19555 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19556 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19557 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19559 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19561 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19563 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19566 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19567 and op1 expansion before vector concat to have less live pseudos.
19569 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19571 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19572 ix86_expand_vector_set if supported.
19574 2008-05-13 Diego Novillo <dnovillo@google.com>
19575 Kenneth Zadeck <zadeck@naturalbridge.com>
19577 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19579 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19580 phinodes_print_statistics, init_ssanames, fini_ssanames,
19581 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19582 release_ssa_name, release_defs, replace_ssa_name_symbol,
19583 ssanames_print_statistics): Move ...
19584 * tree-flow.h: ... here.
19585 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19586 Use FN instead of cfun.
19587 (make_ssa_name_fn): Rename from make_ssa_name.
19588 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19589 * tree-flow-inline.h (make_ssa_name): Move from
19590 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19591 * omp-low.c (expand_omp_parallel):
19592 * tree-flow-inline.h (redirect_edge_var_map_result):
19593 * tree-ssa.c (init_tree_ssa): Add argument FN.
19594 Use it instead of cfun. Update all users.
19596 2008-05-13 Tom Tromey <tromey@redhat.com>
19598 PR preprocessor/22168:
19599 * doc/cpp.texi (Top): Update menu.
19600 (Alternatives to Wrapper #ifndef): New node.
19601 (Other Directives): Document deprecation.
19602 (Obsolete Features): Remove menu.
19603 (Assertions): Merge node into Obsolete Features.
19604 (Obsolete once-only headers): Move earlier; rename to Alternatives
19605 to Wrapper #ifndef.
19606 * doc/cppopts.texi: Update.
19607 * c.opt (Wdeprecated): Enable for C and ObjC.
19608 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19609 (C++ Dialect Options): Move -Wno-deprecated from here to...
19610 (Warning Options): ... here.
19612 2008-05-13 Richard Guenther <rguenther@suse.de>
19614 PR middle-end/36227
19615 * fold-const.c (fold_sign_changed_comparison): Do not allow
19616 changes in pointer-ness.
19618 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19621 * config/sh/sh.c (sh_expand_prologue): Don't clear
19622 RTX_FRAME_RELATED_P for push insns.
19624 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19626 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19628 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19630 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19631 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19632 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19634 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19636 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19637 (*vec_concatv4sf_sse): This.
19638 (*sse2_concatv2si): Renamed to ...
19639 (*vec_concatv2si_sse2): This.
19640 (*sse1_concatv2si): Renamed to ...
19641 (*vec_concatv2si_sse): This.
19642 (*vec_concatv2di_rex): Renamed to ...
19643 (*vec_concatv2di_rex64): This.
19644 (*vec_concatv2si_sse4_1): New.
19645 (*vec_concatv2di_rex64_sse4_1): Likewise.
19647 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19649 PR rtl-optimization/36111
19650 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19651 that was created for swappable operands.
19653 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19656 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19657 * configure.ac: Add call to ACX_PROG_GNAT.
19659 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19661 * optc-gen.awk: Fix comment typo.
19663 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19665 * pretty-print.c (pp_integer_with_precision): Use
19666 HOST_LONG_LONG_FORMAT.
19668 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19670 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19672 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19674 * config/i386/i386.c (bdesc_ptest): Removed.
19675 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19676 (bdesc_args): Add __builtin_ia32_ptestz128,
19677 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19678 (ix86_init_mmx_sse_builtins): Updated.
19679 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19680 (ix86_expand_builtin): Updated.
19682 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19684 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19685 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19687 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19689 * value-prof.c (interesting_stringop_to_profile): Do not
19690 return early for BUILT_IN_MEMPCPY.
19692 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19694 * calls.c (expand_call): Don't use callgraph to increase
19695 preferred_stack_boundary.
19697 * cgraph.h (cgraph_rtl_info): Use unsigned on
19698 preferred_incoming_stack_boundary.
19700 * final.c (rest_of_clean_state): Use unsigned on
19701 preferred_stack_boundary.
19703 2008-05-09 Tom Tromey <tromey@redhat.com>
19705 PR preprocessor/22231:
19706 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19709 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19711 PR tree-optimization/36129
19712 * tree-ssa-ccp.c: Include value-prof.h.
19713 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19714 built-in function was folded to a constant.
19715 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19717 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19718 Sebastian Pop <sebastian.pop@amd.com>
19720 * tree-scalar-evolution.c: Document instantiate_scev.
19721 (instantiate_parameters_1): Renamed instantiate_scev_1.
19722 Don't use the same loop for instantiation_loop and evolution_loop.
19723 (instantiate_scev): New.
19724 (instantiate_parameters): Moved...
19725 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19726 same loop twice. Maintains the semantics for this function.
19727 * tree-scalar-evolution.h (instantiate_scev): Declare.
19728 (instantiate_parameters): ...here. Now static inline.
19729 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19730 instead of resolve_mixers.
19732 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19734 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19736 2008-05-09 Tomas Bily <tbily@suse.cz>
19738 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19739 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19740 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19741 * c-common.c (c_common_truthvalue_conversion): Likewise.
19742 * tree-object-size.c (compute_object_offset): Likewise.
19743 * tree-inline.c (estimate_num_insns_1): Likewise.
19744 * varasm.c (const_hash_1, compare_constant, copy_constant)
19745 (compute_reloc_for_constant, output_addressed_constants)
19746 (initializer_constant_valid_p): Likewise.
19747 * c-omp.c (check_omp_for_incr_expr): Likewise.
19748 * gimplify.c (gimplify_expr): Likewise.
19749 * c-typeck.c (c_finish_return): Likewise.
19750 * tree-vectorizer.c (supportable_widening_operation)
19751 (supportable_narrowing_operation): Likewise.
19752 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19753 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19754 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19755 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19756 (descr_info_loc): Likewise.
19757 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19758 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19759 (fold_unary): Likewise.
19760 * builtins.c (get_pointer_alignment): Likewise.
19761 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19762 (instantiate_parameters_1): Likewise.
19763 * tree.c (expr_align, stabilize_reference): Likewise.
19764 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19765 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19766 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19767 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19768 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19769 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19771 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19772 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19773 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19774 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19775 (forward_propagate_comparison)
19776 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19777 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19778 * emit-rtl.c (component_ref_for_mem_expr)
19779 (set_mem_attributes_minus_bitpos): Likewise.
19780 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19781 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19783 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19784 (build_function_call, pointer_diff, build_compound_expr)
19785 (c_finish_return): Likewise.
19786 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19787 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19789 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19790 * expr.c (is_aligning_offset): Likewise.
19791 * tree-ssa-alias.c (is_escape_site): Likewise.
19792 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19793 (check_all_va_list_escapes): Likewise.
19794 * tree-ssa-loop-ivopts.c (determine_base_object)
19795 (determine_common_wider_type): Likewise.
19796 * dojump.c (do_jump): Likewise.
19797 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19798 * tree-gimple.c (is_gimple_cast): Likewise.
19799 * fold-const.c (decode_field_reference)
19800 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19801 (fold_binary): Likewise.
19802 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19803 (already_warned_in_frontend_p): Likewise.
19804 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19805 * tree.c (really_constant_p, get_unwidened): Likewise.
19806 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19807 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19808 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19810 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19812 (CONVERT_EXPR_P): Define.
19813 (CASE_CONVERT): Define.
19815 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19817 PR middle-end/36117
19818 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19819 (delete_unmarked_insns): When deleting a call, call
19820 delete_unreachable_blocks.
19821 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19822 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19824 2008-05-08 Richard Guenther <rguenther@suse.de>
19826 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19827 (-ftree-salias): Likewise.
19828 (salias-max-implicit-fields): Remove param documentation.
19829 (salias-max-array-elements): Likewise.
19830 * tree-pass.h (pass_create_structure_vars): Remove.
19831 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19832 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19833 * tree-ssa-alias.c (create_structure_vars): Remove.
19834 (gate_structure_vars): Likewise.
19835 (pass_create_structure_vars): Likewise.
19836 (gate_build_alias): Likewise.
19837 (pass_build_alias): Adjust to run always and dump the function.
19838 * common.opt (ftree-salias): Hide.
19839 * passes.c (init_optimization_passes): Remove
19840 pass_create_structure_vars, adjust comment.
19841 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19842 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19843 * opts.c (decode_options): Do not set flag_tree_salias.
19844 (common_handle_option): Add OPT_ftree_salias to the backward
19845 compatibility section.
19847 2008-05-08 Richard Guenther <rguenther@suse.de>
19849 * tree-flow-inline.h (var_can_have_subvars): Move ...
19850 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19851 * tree-flow.h (var_can_have_subvars): Remove.
19852 (push_fields_onto_fieldstack): Remove.
19853 (sort_fieldstack): Likewise.
19854 (struct fieldoff): Move ...
19855 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19856 alias_set and base_for_components fields.
19857 (sort_fieldstack): Make static.
19858 (push_fields_onto_fieldstack): Likewise. Remove code that
19859 handles anything but RECORD_TYPEs. Remove alias_set and
19860 base_for_components handling.
19861 (create_variable_info_for): Adjust.
19863 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19865 * common.opt (Wframe-larger-than=): Shorten the help message
19867 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19869 2008-05-08 Rafael Espíndola <espindola@google.com>
19871 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19873 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19874 trap and that both operands are gimple values.
19875 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19876 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19879 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19881 * read-rtl.c (join_c_conditions): Return the first string if the
19882 two strings are equal.
19884 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19886 * gensupport.h (pred_data): Add a "num_codes" field.
19887 (add_predicate_code): Declare.
19888 * gensupport.c (add_predicate_code): New function.
19889 (std_pred_table): Add an "allows_const_p" field.
19890 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19891 Remove the (incomplete) list of such codes from the codes field.
19892 (init_predicate_table): Use add_predicate_code. Add all
19893 RTX_CONST_OBJs if allows_const_p is true.
19894 * genrecog.c (process_define_predicate): Use add_predicate_code.
19896 2008-05-08 David Daney <ddaney@avtrex.com>
19897 Richard Sandiford <rsandifo@nildram.co.uk>
19899 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19900 special case of constant zero operands.
19901 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19902 old and new values. Special case constant zero values.
19903 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19905 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19906 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19908 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19911 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19912 similar RTX_CONST_OBJ before CONST_INT.
19914 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19916 * stmt.c (expand_stack_restore): Change sa mode if needed.
19918 2008-05-08 Richard Guenther <rguenther@suse.de>
19920 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19921 return type to bool.
19922 (ix86_sol10_return_in_memory): Likewise.
19923 (ix86_i386elf_return_in_memory): Likewise.
19924 (ix86_i386interix_return_in_memory): Likewise.
19925 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19926 (ix86_sol10_return_in_memory): Likewise.
19927 (ix86_i386elf_return_in_memory): Likewise.
19928 (ix86_i386interix_return_in_memory): Likewise.
19930 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19933 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19935 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19936 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19939 2008-05-08 Richard Guenther <rguenther@suse.de>
19941 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19942 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19943 (DR_SUBVARS): Remove.
19944 * tree-dfa.c (dump_subvars_for): Remove.
19945 (debug_subvars_for): Likewise.
19946 (dump_variable): Do not dump subvars.
19947 (remove_referenced_var): Do not remove subvars.
19948 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19949 (lookup_subvars_for_var): Remove.
19950 (get_subvars_for_var): Likewise.
19951 (get_subvars_at): Likewise.
19952 (get_first_overlapping_subvar): Likewise.
19953 (overlap_subvar): Likewise.
19954 * tree-flow.h (subvar_t): Remove.
19955 (struct var_ann_d): Remove subvars field.
19956 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19957 argument. Remove special handling of SFTs.
19958 (compute_tag_properties): Likewise.
19959 (set_initial_properties): Likewise.
19960 (compute_call_clobbered): Likewise.
19961 (count_mem_refs): Likewise.
19962 (compute_memory_partitions): Likewise.
19963 (compute_flow_insensitive_aliasing): Likewise.
19964 (setup_pointers_and_addressables): Likewise.
19965 (new_type_alias): Likewise.
19966 (struct used_part): Remove.
19967 (used_portions): Likewise.
19968 (struct used_part_map): Likewise.
19969 (used_part_map_eq): Likewise.
19970 (used_part_map_hash): Likewise.
19971 (free_used_part_map): Likewise.
19972 (up_lookup): Likewise.
19973 (up_insert): Likewise.
19974 (get_or_create_used_part_for): Likewise.
19975 (create_sft): Likewise.
19976 (create_overlap_variables_for): Likewise.
19977 (find_used_portions): Likewise.
19978 (create_structure_vars): Likewise.
19979 * tree.def (STRUCT_FIELD_TAG): Remove.
19980 * tree.h (MTAG_P): Adjust.
19981 (struct tree_memory_tag): Remove base_for_components and
19982 unpartitionable flags.
19983 (struct tree_struct_field_tag): Remove.
19984 (SFT_PARENT_VAR): Likewise.
19985 (SFT_OFFSET): Likewise.
19986 (SFT_SIZE): Likewise.
19987 (SFT_NONADDRESSABLE_P): Likewise.
19988 (SFT_ALIAS_SET): Likewise.
19989 (SFT_UNPARTITIONABLE_P): Likewise.
19990 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19991 (union tree_node): Remove sft field.
19992 * alias.c (get_alias_set): Remove special handling of SFTs.
19993 * print-tree.c (print_node): Remove handling of SFTs.
19994 * tree-dump.c (dequeue_and_dump): Likewise.
19995 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19996 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19997 * tree-predcom.c (set_alias_info): Do not set subvars.
19998 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19999 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
20000 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
20001 (add_vars_for_offset): Remove.
20002 (add_virtual_operand): Remove special handling of SFTs.
20003 (add_call_clobber_ops): Likewise.
20004 (add_call_read_ops): Likewise.
20005 (get_asm_expr_operands): Likewise.
20006 (get_modify_stmt_operands): Likewise.
20007 (get_expr_operands): Likewise.
20008 (add_to_addressable_set): Likewise.
20009 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
20010 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20011 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
20012 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
20013 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
20014 (tree_node_structure): Likewise.
20015 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
20017 (find_what_p_points_to): Likewise.
20019 2008-05-08 Sa Liu <saliu@de.ibm.com>
20021 * config/spu/spu.md: Fixed subti3 pattern.
20023 2008-05-08 Richard Guenther <rguenther@suse.de>
20025 PR middle-end/36154
20026 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20027 sure to create a representative for trailing arrays for PTA.
20029 2008-05-08 Richard Guenther <rguenther@suse.de>
20031 PR middle-end/36172
20032 * fold-const.c (operand_equal_p): Two objects which types
20033 differ in pointerness are not equal.
20035 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20037 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20038 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20039 (emit_library_call_value_1): Add new variable fndecl initialized by
20040 NULL_TREE. It should be the decl type of orgfun, but this information
20041 seems not to be available here, so it uses the default calling abi.
20042 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20043 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20044 by TARGET_RETURN_IN_MEMORY.
20045 * config/i386/i386-interix.h: Likewise.
20046 * config/i386/i386.h: Likewise.
20047 * config/i386/i386elf.h: Likewise.
20048 * config/i386/ptx4-i.h: Likewise.
20049 * config/i386/sol2-10.h: Likewise.
20050 * config/i386/sysv4.h: Likewise.
20051 * config/i386/vx-common.h: Likewise.
20052 * config/cris/cris.h: Removed #if 0 clause.
20053 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20054 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20056 (ix86_sol10_return_in_memory): Likewise.
20057 (ix86_i386elf_return_in_memory): New.
20058 (ix86_i386interix_return_in_memory): New.
20059 * config/mt/mt-protos.h (mt_return_in_memory): New.
20060 * config/mt/mt.c: Likewise.
20061 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20062 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20063 * config/bfin/bfin.h: Likewise.
20064 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20066 * config/bfin/bfin.c: Likewise.
20067 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20068 * config/alpha/unicosmk.h: Likewise.
20069 * config/i386/cygming.h: Likewise.
20070 * config/iq2000/iq2000.h: Likewise.
20071 * config/mips/mips.h: Likewise.
20072 * config/mn10300/mn10300.h: Likewise.
20073 * config/rs6000/rs6000.h: Likewise.
20074 * config/score/score.h: Likewise.
20075 * config/spu/spu.h: Likewise.
20076 * config/v850/v850.h: Likewise.
20077 * defaults.h: Likewise.
20078 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20079 * expr.c (emit_block_move): Adjust use of
20080 OUTGOING_REG_PARM_STACK_SPACE.
20081 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20082 OUTGOING_REG_PARM_STACK_SPACE.
20083 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20085 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20087 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20088 on OMP_RETURN for OMP_FOR.
20091 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20092 (fortran_common): New function.
20093 (gen_variable_die): Call fortran_common instead of common_check,
20094 adjust for it returning tree instead of rtx. Formatting.
20096 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20100 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20101 * c-decl.c (merge_decls): Ditto.
20102 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20103 to RTL_CONST_OR_PURE_CALL_P.
20104 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20105 Initialized DECL_LOOPING_CONST_PURE.
20106 (process_call_operands): Set tree_side_effects properly.
20107 * tree.h (TREE_READONLY_DECL_P): Removed.
20108 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20109 (DECL_LOOPING_OR_CONST_P): New macro.
20110 (struct tree_function_decl): Added looping_const_or_pure_p.
20111 (ECF_*) Renumbered.
20112 (ECF_LOOPING_OR_CONST_P): New macro.
20113 * rtlanal.c (pure_const_p): Removed.
20114 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20115 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20116 to RTL_CONST_CALL_P.
20117 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20118 (check_decl, check_tree, check_call, scan_function): Initialize
20120 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20121 (static_execute): Set looping true for recursive functions.
20122 Undo setting state to IPA_NEITHER for recursive functions.
20123 * cse.c (cse_insn):
20124 * ifcvt.c (noce_can_store_speculate_p): Changed
20125 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20126 RTL_CONST_OR_PURE_CALL_P.
20127 * dse.c (scan_insn): Ditto.
20128 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20129 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20130 RTL_CONST_OR_PURE_CALL_P.
20131 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20132 pure_call_p to RTL_CONST_CALL_P.
20133 * gimplify.c (gimplify_call_expr): Clear side effects for
20134 non-looping pure and constant calls.
20135 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20136 (flags_from_decl_or_type): Set ecf flags from decl flags.
20137 (initialize_argument_information): Turn off
20138 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20139 Change const to pure if callee_copies is true rather than just
20141 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20142 way of marking pure calls.
20143 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20144 Remove hack that was supposed to fix pr7335 and remove old
20145 way of marking pure calls.
20146 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20147 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20148 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20149 RTL_CONST_OR_PURE_CALL_P.
20150 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20151 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20152 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20153 * sched-deps.c (schedule_analyze): Ditto.
20154 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20155 return_val field of calls to represent pure and const function info.
20156 (CONST_OR_PURE_CALL_P): Deleted macro.
20157 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20158 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20159 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20161 * tree-optimize.c (execute_fixup_cfg): Added test for
20162 ECF_LOOPING_CONST_OR_PURE.
20163 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20165 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20166 effects for looping pure or const calls.
20167 (verify_gimple_expr): Added verification code.
20168 * config/alpha/alpha.c (alpha_legitimize_address,
20169 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20171 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20172 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20173 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20174 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20175 RTL_CONST_OR_PURE_CALL_P.
20176 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20177 and const calls to be deleted.
20179 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20182 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20183 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20184 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20185 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20186 to handle nonimmediate operands.
20187 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20188 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20189 to handle nonimmediate operands.
20190 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20191 (mmx_pmulhrwv4hi3): New expander. Use
20192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20193 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20194 (sse2_umulv1siv1di3): New expander. Use
20195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20196 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20197 (mmx_eq<mode>3): New expander. Use
20198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20199 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20200 (mmx_uavgv8qi3): New expander. Use
20201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20202 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20203 (mmx_uavgv4hi3): New expander. Use
20204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20206 * config/i386/sse.md
20207 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20208 to handle nonimmediate operands.
20209 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20210 to handle nonimmediate operands.
20211 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20212 to handle nonimmediate operands.
20213 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20214 to handle nonimmediate operands.
20215 (sse2_unpckhpd_exp): New expander. Use
20216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20217 (sse2_unpcklpd_exp): New expander. Use
20218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20219 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20220 to handle nonimmediate operands.
20221 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20222 to handle nonimmediate operands.
20223 (*sse2_<plusminus_insn><mode>3): Rename from
20224 sse2_<plusminus_insn><mode>3 insn pattern.
20225 (sse2_<plusminus_insn><mode>3): New expander. Use
20226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20227 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20228 (sse2_umulv2siv2di3): New expander. Use
20229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20230 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20231 (sse4_1_mulv2siv2di3): New expander. Use
20232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20233 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20234 (sse2_pmaddwd): New expander. Use
20235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20236 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20237 (sse2_eq<mode>3): New expander. Use
20238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20239 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20240 (sse4_1_eqv2di3): New expander. Use
20241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20242 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20243 (sse2_uavgv16qi3): New expander. Use
20244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20245 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20246 (sse2_uavgv16qi3): New expander. Use
20247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20248 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20249 (sse2_uavgv8hi3): New expander. Use
20250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20251 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20252 (ssse3_pmulhrswv8hi3): New expander. Use
20253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20254 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20255 (ssse3_pmulhrswv4hi3): New expander. Use
20256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20258 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20259 (<sse>_vmmul<mode>3): Ditto.
20260 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20262 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20263 (ssse3_pmaddubsw): Ditto.
20265 * config/i386/i386.c (struct_builtin_description)
20266 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20267 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20268 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20269 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20270 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20271 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20272 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20273 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20274 (ix86_fixup_binary_operands): Assert that src1
20275 and src2 must have the same mode when swapped.
20276 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20277 and ix86_binary_operator_ok. Do not force operands in registers
20280 2008-05-07 Jan Hubicka <jh@suse.cz>
20282 * cgraph.c (dump_cgraph_node): Update.
20283 * cgraph.h (cgraph_local_info): Break out inline summary.
20284 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20286 * ipa-inline (inline_summary): New accestor function.
20287 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20288 cgraph_decide_inlining, compute_inline_parameters): Update.
20289 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20291 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20293 Cleanup ColdFire scheduling support and add V4 pipeline model.
20295 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20296 (define_attr cpu): Add cfv4 value.
20297 (define_attr type, define_attr type1): Merge into a single 'type'
20298 attribute. Update all uses.
20299 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20300 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20302 (define_attr opx_mem, define_attr opy_mem): Remove.
20303 (define_attr op_mem): Clean up, update comment.
20304 (define_attr size): Use specific values instead of general int.
20305 (define_attr guess, define_attr split): Remove. Update all uses.
20306 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20307 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20308 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20309 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20310 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20311 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20312 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20313 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20314 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20315 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20316 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20317 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20318 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20319 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20320 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20321 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20322 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20323 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20324 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20325 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20326 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20327 Update or set attributes.
20328 (stack_tie): New fake instruction.
20330 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20331 (m68k_sched_attr_size): Update declaration.
20332 (m68k_sched_attr_type2): Remove.
20333 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20334 Declare new bypass predicates.
20336 * config/m68k/m68k.c (m68k_sched_issue_rate,
20337 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20339 (TARGET_SCHED_ISSUE_RATE,
20340 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20341 (override_options): Handle scheduling for ColdFire V4 core.
20342 (m68k_expand_prologue): Emit stack_tie.
20343 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20344 'OP_TYPE_FPN'. Update all uses.
20345 (sched_guess_p): Remove.
20346 (sched_address_type): Handle symbolic addresses.
20347 (sched_get_operand): New static function.
20348 (sched_operand_type): Merge into sched_attr_op_type.
20349 (sched_attr_op_type): Handle FP registers, handle quick constants,
20351 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20352 (m68k_sched_attr_size): Update. Move logic to ...
20353 (sched_get_attr_size_int): New static function.
20354 (sched_get_opxy_mem_type): New static function.
20355 (m68k_sched_attr_op_mem): Update.
20356 (m68k_sched_attr_type2): Remove.
20357 (sched_cfv4_bypass_data): New static variable.
20358 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20359 (m68k_sched_issue_rate): Implement scheduler hook.
20360 (struct _sched_ib: enabled_p): New field.
20361 (m68k_sched_variable_issue): Update. Handle V4.
20362 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20363 sched_dump_class_func_t, sched_dump_split_class,
20364 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20365 sched_dump_dfa_class, m68k_sched_dump): Remove.
20366 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20368 (m68k_sched_init_global): Remove statisctics dumping, introduce
20369 sanity check that all instructions have pipeline reservations. Handle
20371 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20372 Handle ColdFire V4 core.
20373 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20374 New static functions.
20375 (m68k_sched_address_bypass_p): New bypass predicate.
20376 (sched_get_indexed_address_scale): New static function.
20377 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20379 * cf.md: Update comments.
20380 (define_attr type2): Remove. Use 'type' attribute instead.
20382 (cf_ib): Rename to cfv123_ib. Update all uses.
20383 (cf_oep): Rename to cfv123_oep. Update all uses.
20384 (cf_chr): Rename to cfv123_chr. Update all uses.
20385 (cf_mem): Rename to cfv123_mem. Update all uses.
20386 (cf_mac): Move to more appropriate place.
20387 (cfv123_guess): New automaton and cpu_unit.
20388 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20389 Update uses of 'size' attribute. Handle before reload scheduling.
20390 (cfv123_guess): New dummy reservation for unhandled instructions.
20391 (cfv4_*): Pipeline description of ColdFire V4 core.
20392 (ignore): New reservation to handle 'ignore' type.
20394 2008-05-07 Ian Lance Taylor <iant@google.com>
20396 PR middle-end/36013
20397 * gimplify.c (find_single_pointer_decl_1): Don't look through
20399 (find_single_pointer_decl): Adjust comments.
20401 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20403 PR middle-end/36137
20404 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20405 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20407 PR middle-end/36106
20408 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20409 integral type rather than floating point, then VIEW_CONVERT_EXPR
20410 to the floating point type.
20412 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20414 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20415 TFmode op0 to register.
20417 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20419 * c-decl.c (grokdeclarator): Comment typo.
20421 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20423 * tree-flow.h: Remove prototype for computed_goto_p.
20424 * tree-cfg.c (computed_goto_p): Make static.
20426 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20429 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20430 (contains_aligned_value_p): This. Handle _Decimal128.
20431 (ix86_function_arg_boundary): Only align _Decimal128 to its
20432 natural boundary and handle it properly.
20434 2008-05-06 Martin Jambor <mjambor@suse.cz>
20436 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20437 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20438 (ipcp_method_set_orig_node): Removed.
20439 (ipcp_cval_get_cvalue_type): Removed.
20440 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20441 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20442 (ipcp_cval_set_cvalue_type): Removed.
20443 (ipcp_cval_get_cvalue): Removed.
20444 (ipcp_cval_set_cvalue): Removed.
20445 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20446 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20447 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20448 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20449 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20450 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20451 (ipcp_get_ith_lattice): Changed parameters.
20452 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20453 (ipcp_lattice_from_jfunc): Changed parameters.
20454 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20455 (ipcp_method_cval_print): Added temporary variable info.
20456 (ipcp_redirect): Removed already unused local variable caller.
20457 (ipcp_redirect): New temporary variable orig_callee_info
20458 (ipcp_redirect): Removed newly unused local variable callee.
20459 (ipcp_redirect): Removed (a bit confusing) local variable type.
20460 (ipcp_insert_stage): Added local variable info.
20461 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20463 (ipcp_formal_create): Removed.
20464 (ipcp_method_cval_set): Removed.
20465 (ipcp_propagate_stage): Renamed lattice variables.
20466 (ipcp_method_cval_set_cvalue_type): Removed.
20467 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20468 (ipcp_print_all_lattices): Changed printed strings to refer to
20469 lattices rather than cvals.
20470 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20471 (ipcp_propagate_const): Changed formal parameters.
20472 (build_const_val): Changed formal parameters.
20473 (ipcp_insert_stage): Removed useless variable cvalue
20474 (build_const_val): Changed formal parameters.
20475 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20476 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20477 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20478 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20479 (ipcp_print_func_profile_counts): Changed string from "method" to
20481 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20482 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20483 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20484 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20485 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20486 (ipcp_lat_is_const): Changed parameters and made inline.
20487 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20488 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20489 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20490 the predicate condition directly
20491 (ipcp_propagate_stage): Added local variable args. Removed local
20492 variable callee. (Both are mere code simplifications.)
20493 (ipcp_method_dont_insert_const): Renamed to
20494 ipcp_node_not_modifiable_p.
20495 (ipcp_node_not_modifiable_p): Made inline.
20496 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20497 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20498 (ipcp_print_all_lattices): Removed variable cvalue
20499 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20502 2008-05-06 Olivier Hainque <hainque@adacore.com>
20504 * tree-sra.c (try_instantiate_multiple_fields): Early return
20505 if field has POINTER_TYPE.
20507 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20509 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20510 by using 'q' specifier for instruction.
20511 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20513 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20515 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20516 Change mode of zero_extract from QImode to HImode.
20517 (sign bit tests peepholes): (Ditto.).
20519 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20521 * config/i386/mmx.md: Remove double backslashes from asm templates.
20522 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20523 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20524 to handle nonimmediate operands.
20525 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20526 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20527 to handle nonimmediate operands.
20528 (*mmx_<code>v2sf3_finite): New insn pattern.
20529 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20530 (mmx_<code>v2sf3): New expander. Use
20531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20532 (mmx_<plusminus_insn><mode>3): New expander. Use
20533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20534 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20535 (mmx_add<mode>3): Removed.
20536 (mmx_ssadd<mode>3): Ditto.
20537 (mmx_usadd<mode>3): Ditto.
20538 (mmx_sub<mode>3): Ditto.
20539 (mmx_sssub<mode>3): Ditto.
20540 (mmx_ussub<mode>3): Ditto.
20541 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20542 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20543 to handle nonimmediate operands.
20544 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20546 (mmx_smulv4hi3_highpart): New expander. Use
20547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20548 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20550 (mmx_umulv4hi3_highpart): New expander. Use
20551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20552 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20553 (mmx_<code>v4hi3): New expander. Use
20554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20555 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20556 (mmx_<code>v8qi3): New expander. Use
20557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20558 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20559 (mmx_<code><mode>3): New expander. Use
20560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20562 2008-05-05 Jan Hubicka <jh@suse.cz>
20564 PR tree-optimization/36118
20565 * passes.c (pass_init_dump_file): Fix dump header.
20567 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20569 PR middle-end/36141
20570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20571 VCE for function decls.
20573 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20575 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20577 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20579 * config/i386/i386.md (sat_plusminus): New.
20580 (plusminus_insn): Likewise.
20581 (plusminus_mnemonic): Likewise.
20583 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20584 (*<addsub><mode>3_cc_overflow): Renamed to ...
20585 (*<plusminus_insn><mode>3_cc_overflow): This.
20586 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20587 (*<plusminus_insn>si3_zext_cc_overflow): This.
20589 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20590 (<plusminus_insn><mode>3): This.
20591 (*<addsub><mode>3): Renamed to ...
20592 (*<plusminus_insn><mode>3): This.
20593 (<sse>_vm<addsub><mode>3): Renamed to ...
20594 (<sse>_vm<plusminus_insn><mode>3): This.
20595 (sse3_h<addsub>v4sf3): Renamed to ...
20596 (sse3_h<plusminus_insn>v4sf3): This.
20597 (sse3_h<addsub>v2df3): Renamed to ...
20598 (sse3_h<plusminus_insn>v2df3): This.
20599 (<plusminus_insn><mode>3): New.
20600 (*<plusminus_insn><mode>3): Likewise.
20601 (sse2_<plusminus_insn><mode>3): Likewise.
20602 (add<mode>): Removed.
20603 (*add<mode>3): Likewise.
20604 (sse2_ssadd<mode>3): Likewise.
20605 (sse2_usadd<mode>3): Likewise.
20606 (sub<mode>3): Likewise.
20607 (*sub<mode>3): Likewise.
20608 (sse2_sssub<mode>3): Likewise.
20609 (sse2_ussub<mode>3): Likewise.
20611 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20613 * gthr-single.h: Add in required interface elements as per gthr.h.
20614 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20615 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20616 Generalize UNUSED macro.
20617 (__gthread_once): Add.
20618 (__gthread_key_create): Add.
20619 (__gthread_key_delete): Add.
20620 (__gthread_getspecific): Add.
20621 (__gthread_setspecific): Add.
20623 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20626 the same size types for the indirect reference on the rhs, then
20629 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20631 * config/i386/i386.md
20632 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20633 one insn template instead of template series.
20634 (*xordi_1_rex64): Ditto.
20635 (*xordi_2_rex64): Ditto.
20637 2008-05-05 Ira Rosen <irar@il.ibm.com>
20639 PR tree-optimization/36119
20640 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20643 2008-06-04 Jan Hubicka <jh@suse.cz>
20645 tree-optimization/36100
20646 * tree-pass.h (pass_O0_always_inline): Declare.
20647 * ipa-inline.c (inline_transform): Remove dead code.
20648 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20649 pass_O0_always_inline): New.
20650 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20652 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20654 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20655 mnemonic in this_param move for TARGET_64BIT.
20657 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20659 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20660 (*strmovsi_rex_1): Ditto.
20661 (*strsetsi_1): Ditto.
20662 (*strsetsi_rex_1): Ditto.
20664 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20665 adddicc expanders using SWI mode iterator.
20667 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20670 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20673 2008-05-04 David S. Miller <davem@davemloft.net>
20675 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20676 (sparc*-*-linux*): Use linux.h in tm_file.
20677 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20678 compiler defaulting to 32-bit.
20679 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20681 * config/sparc/linux.h: Remove definitions now obtained
20682 properly from linux.h
20683 * config/sparc/linux64.h: Likewise.
20684 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20685 don't want this setting for 32-bit builds in a biarch compiler.
20686 * doc/install.texi: Add sparc-linux to list of targets
20687 supporting --enable-targets=all.
20689 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20691 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20693 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20695 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20696 after V4SI_FTYPE_V8HI.
20697 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20698 case V4SI_FTYPE_V2DF.
20700 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20702 * doc/invoke.texi (max-flow-memory-locations): Removed.
20703 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20705 2008-05-03 Richard Guenther <rguenther@suse.de>
20707 PR middle-end/34973
20708 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20710 2008-05-02 David S. Miller <davem@davemloft.net>
20712 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20714 2008-05-02 Simon Baldwin <simonb@google.com>
20717 * c-common.h (warn_array_subscript_range): Removed.
20718 * c-common.c (warn_array_subscript_range): Ditto.
20719 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20720 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20722 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20724 * config/i386/i386.c (ix86_special_builtin_type): New.
20725 (bdesc_special_args): Likewise.
20726 (ix86_expand_special_args_builtin): Likewise.
20727 (ix86_init_mmx_sse_builtins): Updated.
20728 (ix86_expand_builtin): Updated.
20729 (ix86_expand_store_builtin): Removed.
20730 (ix86_expand_unop_builtin): Likewise.
20732 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20733 * config/i386/mmintrin.h (__v2sf): Here.
20735 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20737 (_mm_loadl_pi): Likewise.
20738 (_mm_storeh_pi): Replace __v2si with __v2sf.
20739 (_mm_storel_pi): Likewise.
20741 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20742 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20743 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20744 __builtin_ia32_loadlpd.
20746 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20748 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20749 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20750 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20751 (ix86_init_mmx_sse_builtins): Updated.
20752 (ix86_expand_args_builtin): Likewise.
20753 (ix86_expand_builtin): Likewise.
20754 (ix86_expand_unop1_builtin): Renamed to ...
20755 (ix86_expand_unop_vec_merge_builtin): This.
20757 2008-05-01 Jan Hubicka <jh@suse.cz>
20760 * ipa-inline.c (inline_generate_summary): Make static.
20761 (inline_transform): Do not call inlining at -O0; make static.
20762 * passes.c (execute_todo): Add sanity check.
20763 (execute_one_ipa_transform_pass): Execute proper flags.
20765 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20767 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20768 (DECL_NONADDRESSABLE_P): Likewise.
20769 * alias.c (record_component_aliases): Fix comment.
20771 2008-05-01 Simon Baldwin <simonb@google.com>
20773 * c-common.h (warn_array_subscript_range): New function.
20774 * c-common.c (warn_array_subscript_range): Ditto.
20775 * tree-vrp.c (check_array_ref): Corrected code to agree with
20776 comment, ignoring only arrays of size 0 or size 1.
20777 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20779 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20781 * config/i386/i386.c (ix86_builtin_type): Replace
20782 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20783 (bdesc_args): Updated.
20784 (ix86_init_mmx_sse_builtins): Likewise.
20785 (ix86_expand_args_builtin): Likewise.
20787 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20790 * doc/extend.texi: Correct __builtin_ia32_palignr.
20792 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20795 * config/i386/i386.c (bdesc_crc32): Removed.
20796 (ix86_expand_crc32): Likewise.
20797 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20798 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20799 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20800 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20801 UINT_FTYPE_UINT_UCHAR.
20802 (bdesc_args): Updated. Add crc32 builtins.
20803 (ix86_init_mmx_sse_builtins): Updated.
20804 (ix86_expand_args_builtin): Updated to support subreg.
20806 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20808 2008-05-01 Jan Hubicka <jh@suse.cz>
20810 * tree-pass.h (opt_pass): Add IPA_PASS.
20811 (varpool_node, cgraph_node): Forward declare.
20812 (ipa_opt_pass): Define.
20813 (pass_ipa_inline): Turn into ipa_opt_pass.
20814 (pass_apply_inline): Remove.
20815 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20816 (apply_inline): Turn into ....
20817 (inline_transform): ... this one.
20818 (inline_generate_summary): New function.
20819 (pass_apply_inline): Remove.
20820 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20822 (struct function): Add ipa_transforms_to_apply.
20823 * passes.c (register_one_dump_file): Work on IPA_PASS.
20824 (init_optimization_passes): Remove pass_inline_parameters and
20826 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20827 (execute_one_pass) ... here; apply transforms when possible.
20828 (add_ipa_transform_pass, execute_ipa_summary_asses,
20829 execute_one_ipa_transform_pass): New.
20830 (execute_ipa_pass_list): Update for IPA_PASS type.
20832 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20834 * config/i386/i386.c (ix86_builtin_type): Add
20835 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20836 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20837 (bdesc_args): Add SSE4a builtins.
20838 (ix86_init_mmx_sse_builtins): Updated.
20839 (ix86_expand_args_builtin): Likewise.
20840 (ix86_expand_builtin): Likewise.
20842 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20844 * config/i386/i386.c (ix86_builtin_type): Add
20845 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20846 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20847 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20848 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20849 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20850 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20851 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20852 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20853 and DI_FTYPE_DI_DI_INT.
20854 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20855 (ix86_init_mmx_sse_builtins): Updated.
20856 (ix86_expand_args_builtin): Likewise.
20857 (ix86_expand_builtin): Likewise.
20858 (ix86_expand_binop_imm_builtin): Removed.
20860 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20862 2008-04-30 Richard Guenther <rguenther@suse.de>
20864 PR tree-optimization/32921
20865 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20867 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20869 * config/arm/arm.c (arm_unwind_emit): Use
20870 crtl->all_throwers_are_sibcalls instead of
20871 cfun->all_throwers_are_sibcalls.
20872 (arm_output_fn_unwind): Likewise.
20873 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20874 instead of cfun->uses_pic_offset_table.
20875 (frv_expand_prologue): Likewise.
20876 (frv_frame_pointer_required): Likewise.
20877 (frv_expand_fdpic_call): Likewise.
20878 (frv_emit_movsi): Likewise.
20879 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20880 cfun->returns_pcc_struct instead of
20881 current_function_returns_pcc_struct.
20882 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20883 instead of cfun->calls_eh_return.
20884 (m32c_pushm_popm): Likewise.
20885 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20886 "extern" declaration.
20888 2008-04-30 Richard Guenther <rguenther@suse.de>
20890 PR tree-optimization/21636
20891 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20893 (evaluate_stmt): Print the likely value.
20894 (ccp_visit_stmt): Avoid excessive vertical spacing.
20896 2008-04-30 Rafael Espíndola <espindola@google.com>
20898 * builtins.c (fold_call_expr): Return realret.
20899 * tree-ssa-threadedge.c
20900 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20901 __builtin_object_size.
20903 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20905 * gcc.c (wrapper_string): New variable.
20906 (insert_wrapper): New function.
20907 (execute): New option -wrapper.
20908 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20910 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20912 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20913 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20914 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20916 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20917 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20918 config/rs6000/e500crtres64gprctr.asm,
20919 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20920 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20921 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20922 config/rs6000/e500crtsav64gprctr.asm,
20923 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20924 config/rs6000/e500crtsavg64gprctr.asm: New files.
20925 * config/rs6000/t-ppccomm: Add build rules for new files.
20926 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20927 * config/rs6000/t-netbsd: Add build rules for new files.
20928 (LIB2FUNCS_STATIC_EXTRA): New variable.
20929 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20930 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20931 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20933 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20935 * config/i386/i386.c (ix86_builtin_type): Add
20936 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20937 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20938 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20939 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20940 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20941 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20942 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20943 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20944 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20945 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20946 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20947 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20948 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20949 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20950 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20951 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20952 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20953 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20954 V1DI_FTYPE_V2SI_V2SI.
20955 (bdesc_2arg): Moved to ...
20956 (bdesc_args): Here.
20957 (ix86_init_mmx_sse_builtins): Updated.
20958 (ix86_expand_args_builtin): Updated. Take a pointer
20959 to const struct builtin_description. Handle comparison
20961 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20962 (ix86_expand_builtin): Updated.
20964 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20965 (ssse3_pmaddubsw128): This.
20966 (ssse3_pmaddubswv4hi3): Renamed to ...
20967 (ssse3_pmaddubsw): This.
20969 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20970 (__builtin_ia32_packssdw128): Likewise.
20971 (__builtin_ia32_packuswb128): Likewise.
20972 (__builtin_ia32_pmaddubsw): Likewise.
20973 (__builtin_ia32_pmaddubsw128): Likewise.
20975 2008-04-30 Richard Guenther <rguenther@suse.de>
20977 PR tree-optimization/14847
20978 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20979 (recognize_bits_test): Use it.
20980 (recognize_single_bit_test): Likewise.
20982 2008-04-30 Martin Jambor <mjambor@suse.cz>
20984 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20985 instead of setting number of formal parameters to zero.
20986 (ipcp_init_stage): Do not set the number of actual parameters to zero
20988 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20989 which are called with variable number of arguments.
20990 (ipcp_insert_stage): Explicitely skipping all nodes which are
20991 called with variable number of arguments.
20992 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20993 number of parameters.
20995 * ipa-prop.h (struct ipa_node_params): Added flag
20996 called_with_var_arguments
20997 (ipa_set_param_count): Added. Changed sole setter to use it.
20998 (ipa_get_param_count): Added. All readers of param_count
20999 converted to use it instead.
21000 (ipa_set_called_with_variable_arg): Added.
21001 (ipa_is_called_with_var_arguments): Added.
21002 (ipa_get_ith_param): Added. All readers of param_decls converted
21004 (ipa_set_cs_argument_count): Added, sole writer to argument_count
21006 (ipa_get_cs_argument_count): Added, all readers of argument_count
21008 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
21011 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
21012 (struct ipcp_lattice): Renamed cval_type to type
21013 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
21015 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
21016 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
21017 (ipcp_insert_stage): Changed the type of variable cvalue to tree
21018 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21019 (build_const_val): Changed the type of parameter cvalue to tree
21020 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21021 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21023 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21026 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21027 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21028 (ipa_add_method): Renamed to ipa_push_func_to_list
21029 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21030 (ipa_callsite_param_count): Removed.
21031 (ipa_callsite_param_count_set): Removed.
21032 (ipa_callsite_param): Removed.
21033 (ipa_callsite_callee): Removed.
21034 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21035 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21036 (ipa_method_formal_count): Removed.
21037 (ipa_method_formal_count_set): Removed.
21038 (ipa_method_get_tree): Removed.
21039 (ipa_method_tree_map_create): Removed.
21040 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21041 (ipa_create_param_decls_array): Creates the array itself
21042 (ipa_create_param_decls_array): Temporary variable info instead of
21043 a few dereferences.
21044 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21045 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21046 (get_type): Removed.
21047 (ipa_jf_get_info_type): Removed.
21048 (ipa_node_create): Renamed to ipa_create_node_params
21049 (ipa_free): Renamed to ipa_free_all_node_params
21050 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21051 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21052 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21053 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21054 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21055 ipa_free_all_edge_args
21056 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21057 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21058 (ipa_create_methodlist_node): Removed.
21059 (ipa_methodlist_method): Removed.
21060 (ipa_methodlist_method_set): Removed.
21061 (ipa_methodlist_next_method): Removed.
21062 (ipa_methodlist_next_method_set): Removed.
21063 (ipa_method_is_modified): Removed.
21064 (ipa_method_modify_create): Removed.
21065 (ipa_method_modify_init): Temporary variable info instead of a few
21067 (ipa_detect_param_modifications): Temporary variable info instead of
21068 a few dereferences.
21069 (ipa_compute_jump_functions): Temporary variable info instead of
21070 a few dereferences.
21071 (ipa_method_modify_set): Removed.
21072 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21073 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21074 than craph_node as the first parameter.
21075 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21076 (ipa_method_modify_init): Removed.
21077 (ipa_compute_jump_functions): Added a temp variable instead of
21078 repeatadly dereferencing the cgraph_edge.aux pointer
21079 (ipa_callsite_param_set_type): Removed.
21080 (ipa_compute_jump_functions): i renamed to index and moved to
21082 (ipa_callsite_param_set_info_type_formal): Removed.
21083 (ipa_callsite_param_set_info_type): Removed.
21084 (ipa_callsite_param_map_create): Removed.
21085 (ipa_callsite_tree): Removed.
21086 (ipa_callsite_caller): Removed.
21087 (ipa_pop_func_from_list): return_method removed to return_func
21089 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21090 prefixed all values with IPA_. Changed all users.
21091 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21092 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21093 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21094 (union parameter_info): Renamed to jump_func_value.
21095 (union jump_func_value): Renamed value to constant
21096 (struct ipa_jump_func): Renamed info_type to value
21097 (struct ipa_node): Renamed to ipa_node_params
21098 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21099 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21100 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21101 (struct ipa_edge): Renamed to ipa_edge_args
21102 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21103 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21104 (struct ipa_methodlist): Renamed to ipa_func_list
21105 (struct ipa_func_list): method_p renamed to node, next_method
21107 (ipa_methodlist_p): Removed, switched all users to struct pointer
21108 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21110 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21112 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21113 (rs6000_emit_epilogue): Use backchain to restore only when we
21114 have a large frame. Make use of frame pointer to restore if we
21115 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21117 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21119 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21120 Add mode to zero_extract.
21121 (sign bit tests peepholes): (Ditto.).
21123 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21125 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21126 Instructions in comments with SSE3.
21127 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21128 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21129 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21130 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21131 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21132 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21133 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21134 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21135 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21136 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21137 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21138 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21139 (bdesc_sse_args): Renamed to ...
21140 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21141 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21142 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21143 IX86_BUILTIN_FABSQ.
21144 (bdesc_1arg): Moved to ...
21145 (bdesc_args): Here.
21146 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21147 Instructions in comments with SSE3.
21148 (ix86_expand_sse_operands_builtin): Renamed to ...
21149 (ix86_expand_args_builtin): This. Updated.
21150 (ix86_expand_unop1_builtin): Update comments.
21151 (ix86_expand_builtin): Updated.
21153 2008-04-29 Richard Guenther <rguenther@suse.de>
21155 PR tree-optimization/36078
21156 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21157 Update virtual SSA form after cleaning up the CFG.
21159 2008-04-29 Richard Guenther <rguenther@suse.de>
21161 PR middle-end/15255
21162 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21164 2008-04-29 Richard Guenther <rguenther@suse.de>
21166 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21167 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21168 (compute_flow_insensitive_aliasing): Do not treat
21169 PTR_IS_REF_ALL pointers special.
21170 (get_smt_for): Likewise.
21171 (may_alias_p): Re-structure.
21172 (is_escape_site): A ref-all pointer conversion is not an escape site.
21173 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21174 PTR_IS_REF_ALL pointers special.
21175 * tree-ssa-structalias.h (struct alias_info): Remove
21176 ref_all_symbol_mem_tag field.
21177 (PTR_IS_REF_ALL): Remove.
21179 2008-04-29 Richard Guenther <rguenther@suse.de>
21181 PR middle-end/36077
21182 * fold-const.c (extract_muldiv_1): In combining division constants
21183 make sure to never overflow.
21185 2008-04-29 Nick Clifton <nickc@redhat.com>
21187 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21189 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21192 * optc-gen.awk: Work around HP-UX/IA awk bug.
21194 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21196 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21199 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21202 * config/i386/i386.md
21203 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21204 Change operand 1 predicate to nonimmediate_operand.
21206 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21209 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21211 * gengtype.c (walk_type, write_func_for_structure): Handle
21213 * doc/gty.texi: Document chain_circular.
21215 2008-04-28 Richard Guenther <rguenther@suse.de>
21217 PR tree-optimization/36066
21218 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21221 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21224 * config/i386/i386.md
21225 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21226 Use match_scratch instead of match_operand for operands 3 and 4.
21228 2008-04-27 Richard Guenther <rguenther@suse.de>
21230 PR tree-optimization/18754
21231 PR tree-optimization/34223
21232 * tree-pass.h (pass_complete_unrolli): Declare.
21233 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21234 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21235 Rewrite loop into loop closed SSA form if it is not already.
21236 (tree_unroll_loops_completely): Re-structure to iterate over
21237 innermost loops with intermediate CFG cleanups.
21238 Unroll outermost loops only if requested or the code does not grow
21240 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21241 loops are available.
21242 (tree_vectorize): Instead do so here.
21243 (tree_complete_unroll): Also unroll outermost loops.
21244 (tree_complete_unroll_inner): New function.
21245 (gate_tree_complete_unroll_inner): Likewise.
21246 (pass_complete_unrolli): New pass.
21247 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21248 uses outside of the loop.
21249 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21250 form if it is available.
21251 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21252 * passes.c (init_optimization_passes): Schedule complete inner
21253 loop unrolling pass before the first CCP pass after final inlining.
21255 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21257 * targhooks.h (default_emutls_var_fields,
21258 default_emutls_var_init): Declare.
21259 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21260 * target.h (struct gcc_target): Add struct emutls member.
21261 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21262 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21263 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21264 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21265 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21266 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21267 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21268 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21269 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21270 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21271 emit debug information.
21272 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21273 * varasm.c: Include targhooks.h.
21274 (emutls_object_section, emutls_tmpl_section): New.
21275 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21276 (EMUTLS_SEPARATOR): New.
21277 (prefix_name): New.
21278 (get_emutls_object_name): New.
21279 (default_emutls_var_fields): New, broken out of ...
21280 (get_emutls_object_type): ... here. Adjust to use target hooks.
21281 (get_emutls_init_templ_addr): Adjust to use target hooks.
21282 (emutls_decl): Adjust to use target hooks.
21283 (emutls_finish): Likewise.
21284 (default_emutls_var_init): New, broken out of ...
21285 (assemble_variable): ... here. Adjust to use target hooks.
21286 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21287 SECCAT_EMUTLS_TMPL.
21288 * c-common.c (handle_section_attribute): Prevent overriding
21289 sections for emulated tls with special sections.
21290 * config/i386/i386.c (x86_64_elf_select_section): Add
21291 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21292 (x86_64_elf_unique_section): Likewise.
21293 * config/vxworks.c: Include tree.h.
21294 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21295 (vxworks_override_options): Set TLS scheme.
21296 * doc/tm.texi (Emulated TLS): New node.
21298 2008-04-26 Simon Baldwin <simonb@google.com>
21301 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21302 with propagated string constants.
21304 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21307 constraint for operand 2 when operand 0 is memory operand.
21308 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21309 operand 0 is memory operand.
21310 (fix_trunc<mode>_i387_with_temp): Ditto.
21311 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21312 operand 2 when operand 1 is memory operand.
21313 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21314 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21315 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21316 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21317 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21318 operands 2,3 and 4 when operand 1 is memory operand.
21319 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21321 (fistdi2_floor_with_temp): Ditto.
21322 (fist<mode>2_floor_with_temp): Ditto.
21323 (fistdi2_ceil_with_temp): Ditto.
21324 (fist<mode>2_ceil_with_temp): Ditto.
21325 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21327 2008-04-26 David Daney <ddaney@avtrex.com>
21329 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21331 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21332 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21333 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21334 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21335 (compare_and_swap_12): New insn.
21336 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21337 * config/mips/mips.c (mips_force_binary): New function.
21338 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21339 (mips_expand_compare_and_swap_12): New function.
21340 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21342 2008-04-25 Jan Hubicka <jh@suse.cz>
21345 * cfgexpand.c (pass_expand): Turn into RTL pass.
21346 * passes.c (execute_one_pass): Do pass typechecking after execution.
21347 * tree-pass.h (pass_expand): Turn into RTL pass.
21349 * function.h (struct rtl_data): Move here fields
21350 accesses_prior_frames, calls_eh_return, saves_all_registers,
21351 has_nonlocal_goto, has_asm_statement, is_thunk,
21352 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21353 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21354 arg_pointer_save_area_init from struct function; turn into bool.
21355 (struct function): Move
21356 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21357 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21358 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21359 tail_call_emit, arg_pointer_save_area_init
21360 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21361 (current_function_returns_struct, current_function_returns_pcc_struct,
21362 current_function_calls_setjmp, current_function_calls_alloca,
21363 current_function_accesses_prior_frames,
21364 current_function_calls_eh_return, current_function_is_thunk,
21365 current_function_stdarg, current_function_profile,
21366 current_function_limit_stack, current_function_uses_pic_offset_table,
21367 current_function_uses_const_pool, current_function_has_nonlocal_label,
21368 current_function_saves_all_registers,
21369 current_function_has_nonlocal_goto,
21370 current_function_has_asm_statement): Remove accesor macros.
21371 * ra-conflict.c (global_conflicts): Update.
21372 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21373 (suitable_for_tail_call_opt_p): Update.
21374 * builtins.c (expand_builtin_return_addr): Update.
21375 (expand_builtin_setjmp_setup): Update.
21376 (expand_builtin_nonlocal_goto): Update.
21377 * final.c (final_start_function): Update.
21378 (profile_function): Update.
21379 (leaf_function_p): Update.
21380 (only_leaf_regs_used): Update.
21381 * df-scan.c (df_get_exit_block_use_set): Update.
21382 * dojump.c (clear_pending_stack_adjust): Update.
21383 * tree-stdarg.c (gate_optimize_stdarg): Update.
21384 * gimple-low.c (lower_function_body): Update.
21385 * global.c (compute_regsets): Update.
21386 (global_alloc): Update.
21387 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21388 * expr.c (expand_assignment): Update.
21389 * dse.c (dse_step0): Update.
21390 (dse_step1): Update.
21391 * c-decl.c (store_parm_decls): Update.
21392 * local-alloc.c (combine_regs): Update.
21393 (find_free_reg): Update.
21394 * function.c (assign_parms_augmented_arg_list): Update.
21395 (assign_parm_find_data_types): Update.
21396 (assign_parms): Update.
21397 (allocate_struct_function): Update.
21398 (expand_function_start): Update.
21399 (expand_function_end): Update.
21400 (get_arg_pointer_save_area): Update.
21401 (thread_prologue_and_epilogue_insns): Update.
21402 (rest_of_match_asm_constraints): Update.
21403 * stor-layout.c (variable_size): Update.
21404 * gcse.c (gcse_main): Update.
21405 (bypass_jumps): Update.
21406 * gimplify.c (gimplify_function_tree): Update.
21407 * calls.c (emit_call_1): Update.
21408 (expand_call): Update.
21409 * bt-load.c (compute_defs_uses_and_gen): Update.
21410 * except.c (sjlj_assign_call_site_values): Update.
21411 (sjlj_emit_function_enter): Update.
21412 (can_throw_external): Update.
21413 (set_nothrow_function_flags): Update.
21414 (expand_builtin_unwind_init): Update.
21415 (expand_eh_return): Update.
21416 (convert_to_eh_region_ranges): Update.
21417 (output_function_exception_table): Update.
21418 * emit-rtl.c (gen_tmp_stack_mem): Update.
21419 * cfgexpand.c (expand_used_vars): Update.
21420 (tree_expand_cfg): Update.
21421 * cfgcleanup.c (rest_of_handle_jump): Update.
21422 * explow.c (allocate_dynamic_stack_space): Update.
21423 * varasm.c (assemble_start_function): Update.
21424 (force_const_mem): Update.
21425 (mark_constant_pool): Update.
21426 * tree-optimize.c (tree_rest_of_compilation): Update.
21427 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21428 * tree-cfg.c (notice_special_calls): Update.
21429 (is_ctrl_altering_stmt): Update.
21430 (tree_can_make_abnormal_goto): Update.
21431 (tree_purge_dead_abnormal_call_edges): Update.
21432 * config/alpha/predicates.md: Update.
21433 * config/alpha/alpha.c (alpha_sa_mask): Update.
21434 (alpha_sa_size): Update.
21435 (alpha_does_function_need_gp): Update.
21436 (alpha_expand_prologue): Update.
21437 (alpha_start_function): Update.
21438 (alpha_output_function_end_prologue): Update.
21439 (alpha_expand_epilogue): Update.
21440 * config/frv/frv.c (frv_stack_info): Update.
21441 (frv_expand_epilogue): Update.
21442 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21443 (s390_register_info): Update.
21444 (s390_frame_info): Update.
21445 (s390_init_frame_layout): Update.
21446 (s390_can_eliminate): Update.
21447 (save_gprs): Update.
21448 * config/spu/spu.c (spu_split_immediate): Update.
21449 (need_to_save_reg): Update.
21450 (spu_expand_prologue): Update.
21451 (spu_expand_epilogue): Update.
21452 * config/sparc/sparc.md: Update.
21453 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21454 (sparc_tls_got): Update.
21455 (legitimize_pic_address): Update.
21456 (sparc_emit_call_insn): Update.
21457 (sparc_expand_prologue): Update.
21458 (output_return): Update.
21459 (print_operand): Update.
21460 (sparc_function_ok_for_sibcall): Update.
21461 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21462 * config/m32r/m32r.md: Update.
21463 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21464 (m32r_compute_frame_size): Update.
21465 (m32r_expand_prologue): Update.
21466 (m32r_expand_epilogue): Update.
21467 (m32r_legitimize_pic_address): Update.
21468 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21469 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21470 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21471 (gen_push): Update.
21472 (ix86_save_reg): Update.
21473 (ix86_compute_frame_layout): Update.
21474 (ix86_expand_prologue): Update.
21475 (ix86_expand_epilogue): Update.
21476 * config/sh/sh.c (output_stack_adjust): Update.
21477 (calc_live_regs): Update.
21478 (sh5_schedule_saves): Update.
21479 (sh_expand_prologue): Update.
21480 (sh_expand_epilogue): Update.
21481 (sh_setup_incoming_varargs): Update.
21482 (sh_allocate_initial_value): Update.
21483 (sh_get_pr_initial_val): Update.
21484 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21485 * config/sh/sh.md (label:): Update.
21486 * config/avr/avr.c (out_movhi_mr_r): Update.
21487 * config/crx/crx.h (enum): Update.
21488 * config/xtensa/xtensa.h (along): Update.
21489 * config/stormy16/stormy16.c Update.
21490 (xstormy16_compute_stack_layout): Update.
21491 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21492 (fr30_expand_prologue): Update.
21493 * config/cris/cris.c (cris_conditional_register_usage): Update.
21494 (cris_reg_saved_in_regsave_area): Update.
21495 (cris_initial_frame_pointer_offset): Update.
21496 (cris_simple_epilogue): Update.
21497 (cris_expand_prologue): Update.
21498 (cris_expand_epilogue): Update.
21499 (cris_expand_pic_call_address): Update.
21500 (cris_asm_output_symbol_ref): Update.
21501 (cris_asm_output_label_ref): Update.
21502 * config/cris/cris.md Update.
21503 * config/iq2000/iq2000.c (compute_frame_size): Update.
21504 (iq2000_expand_epilogue): Update.
21505 * config/mt/mt.h (save_direction): Update.
21506 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21507 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21508 (ia64_secondary_reload_class): Update.
21509 * config/m68k/m68k.c (m68k_save_reg): Update.
21510 (m68k_expand_prologue): Update.
21511 (m68k_expand_epilogue): Update.
21512 (legitimize_pic_address): Update.
21513 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21514 (first_reg_to_save): Update.
21515 (first_altivec_reg_to_save): Update.
21516 (compute_vrsave_mask): Update.
21517 (compute_save_world_info): Update.
21518 (rs6000_stack_info): Update.
21519 (spe_func_has_64bit_regs_p): Update.
21520 (rs6000_ra_ever_killed): Update.
21521 (rs6000_emit_eh_reg_restore): Update.
21522 (rs6000_emit_allocate_stack): Update.
21523 (rs6000_emit_prologue): Update.
21524 (rs6000_emit_epilogue): Update.
21525 (rs6000_output_function_epilogue): Update.
21526 (output_profile_hook): Update.
21527 (rs6000_elf_declare_function_name): Update.
21528 * config/rs6000/rs6000.h (rs6000_args): Update.
21529 * config/rs6000/rs6000.md: Update.
21530 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21531 * config/arc/arc.c (arc_output_function_epilogue): Update.
21532 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21533 * config/darwin.c (machopic_function_base_name): Update.
21534 * config/score/score3.c (score3_compute_frame_size): Update.
21537 (score3_epilogue): Update.
21538 * config/score/score7.c (score7_compute_frame_size): Update.
21539 (score7_prologue): Update.
21540 (score7_epilogue): Update.
21541 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21542 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21543 * config/arm/arm.c (use_return_insn): Update.
21544 (require_pic_register): Update.
21545 (arm_load_pic_register): Update.
21546 (arm_compute_save_reg0_reg12_mask): Update.
21547 (arm_compute_save_reg_mask): Update.
21548 (thumb1_compute_save_reg_mask): Update.
21549 (output_return_instruction): Update.
21550 (arm_output_function_prologue): Update.
21551 (arm_output_epilogue): Update.
21552 (arm_get_frame_offsets): Update.
21553 (arm_expand_prologue): Update.
21554 (thumb_pushpop): Update.
21555 (thumb_exit): Update.
21556 (thumb1_expand_prologue): Update.
21557 (thumb1_expand_epilogue): Update.
21558 (arm_unwind_emit): Update.
21559 (arm_output_fn_unwind): Update.
21560 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21561 * config/arm/arm.md: Update.
21562 * config/pa/pa.md: Update.
21563 * config/pa/pa.c (legitimize_pic_address): Update.
21564 (compute_frame_size): Update.
21565 (hppa_expand_prologue): Update.
21566 (hppa_expand_epilogue): Update.
21567 (borx_reg_operand): Update.
21568 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21569 (HARD_REGNO_RENAME_OK): Update.
21570 * config/mips/mips.c (mips_global_pointer): Update.
21571 (mips_save_reg_p): Update.
21572 (mips_compute_frame_info): Update.
21573 (mips_frame_pointer_required): Update.
21574 (mips_expand_prologue): Update.
21575 (mips_expand_epilogue): Update.
21576 (mips_can_use_return_insn): Update.
21577 (mips_reorg_process_insns): Update.
21578 * config/v850/v850.c (compute_register_save_size): Update.
21579 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21580 * config/mmix/mmix.c (along): Update.
21581 (mmix_expand_epilogue): Update.
21582 * config/bfin/bfin.c (legitimize_pic_address): Update.
21583 (must_save_p): Update.
21584 (stack_frame_needed_p): Update.
21585 (add_to_reg): Update.
21586 (bfin_expand_prologue): Update.
21587 * stmt.c (expand_asm_operands): Update.
21588 * reload1.c (reload): Update.
21589 (init_elim_table): Update.
21591 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21593 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21595 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21597 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21598 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21599 (mov<mode>): Removed.
21600 (*movv4sf_internal): Likewise.
21601 (*movv2df_internal): Likewise.
21603 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21605 * config.gcc (crx-*-elf): Remove deprecation.
21607 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21609 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21610 __gcc_deregister_frame with atexit.
21611 (deregister_frame_dtor): Remove.
21613 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21614 Nathan Sidwell <nathan@codesourcery.com>
21616 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21618 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21619 (rs6000_isel): Likewise.
21620 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21621 (rs6000_isel): New variable.
21622 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21624 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21627 * c-common.c (handle_vector_size_attribute): Call
21628 lang_hooks.types.reconstruct_complex_type instead of
21629 reconstruct_complex_type.
21630 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21631 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21632 * langhooks.h (struct lang_hooks_for_types): Add
21633 reconstruct_complex_type hook.
21634 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21635 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21637 2008-04-24 Richard Guenther <rguenther@suse.de>
21639 * c-common.h (check_builtin_function_arguments): Declare.
21640 * c-common.c (validate_nargs): New function.
21641 (check_builtin_function_arguments): Likewise.
21642 * c-typeck.c (build_function_call): Call
21643 check_builtin_function_arguments.
21644 * builtins.c (fold_builtin_classify): Remove error reporting code.
21645 (fold_builtin_unordered_cmp): Likewise.
21646 (fold_builtin_1): Likewise.
21647 (fold_builtin_n): Likewise.
21649 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21651 PR tree-optimization/36008
21652 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21653 the original op1, rather than delta by step.
21655 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21656 Sebastian Pop <sebastian.pop@amd.com>
21658 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21659 eliminate_local_variables_stmt, eliminate_local_variables,
21660 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21661 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21662 of code delimited by two edges in the CFG.
21663 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21664 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21665 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21666 the case of parallelisation of reductions.
21667 (expr_invariant_in_region_p): New.
21669 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21670 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21672 2008-04-24 Ira Rosen <irar@il.ibm.com>
21673 Richard Guenther <rguenther@suse.de>
21675 PR tree-optimization/36034
21676 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21677 incapable of dealing with loads with gaps.
21679 2008-04-24 Rafael Espíndola <espindola@google.com>
21681 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21682 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21683 vrp_evaluate_conditional.
21684 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21685 (vrp_evaluate_conditional): Split the cond argument.
21686 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21687 (simplify_stmt_for_jump_threading): Update call to
21688 vrp_evaluate_conditional.
21690 2008-04-24 Ira Rosen <irar@il.ibm.com>
21692 PR tree-optimization/35982
21693 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21694 interleaved data-refs are of the same type.
21696 2008-04-24 Danny Smith <dannysmith@users.net>
21698 * c-format.c (check_format_info_main): Use strncmp rather than a
21699 magic prefix to handle multichar length specs.
21700 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21701 Don't prefix "I64" and "I32" with '\0'.
21703 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21706 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21707 in registers for -m32 only if stdarg_p (fntype).
21709 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21711 PR rtl-optimization/36006
21712 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21713 temp to op0 in order to avoid invalid rtx sharing.
21715 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21717 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21718 check TREE_INVARIANT.
21719 * tree-gimple.c (is_gimple_address): New.
21720 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21721 * tree-gimple.h (is_gimple_address): New.
21722 * tree.h (decl_address_invariant_p): New.
21723 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21724 (build_string): Likewise.
21725 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21726 (tree_invariant_p_1): Likewise.
21727 (save_expr): Use it.
21728 (tree_invariant_p): New.
21729 (skip_simple_arithmetic): Use it.
21730 (stabilize_reference_1): Use it.
21731 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21733 (build1_stat): Drop code to compute TREE_INVARIANT.
21734 (build2_stat): Drop code to compute TREE_INVARIANT.
21735 (build3_stat): Drop code to compute TREE_INVARIANT.
21736 (build4_stat): Drop code to compute TREE_INVARIANT.
21737 (build5_stat): Drop code to compute TREE_INVARIANT.
21738 (build7_stat): Drop code to compute TREE_INVARIANT.
21739 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21740 * tree.h (struct tree_base): Remove invariant_flag.
21741 (TREE_INVARIANT): Remove.
21742 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21743 (fold_builtin_expect): Check TREE_CONSTANT.
21744 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21745 * c-tree.h (c_expr_to_decl): Drop third parameter.
21746 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21747 (build_c_cast): Don't set TREE_INVARIANT.
21748 (pop_init_level): Don't set TREE_INVARIANT.
21749 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21750 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21752 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21753 (gimplify_addr_expr): Adjust comment.
21754 * tree-mudflap.c (mf_build_string):
21755 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21756 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21757 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21758 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21759 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21760 * langhooks.h (struct lang_hooks): Drop third parameter from
21763 2008-04-23 Richard Guenther <rguenther@suse.de>
21765 PR tree-optimization/27799
21766 PR tree-optimization/32921
21767 PR tree-optimization/32624
21768 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21769 SMTs aliases and the tag itself into the solution.
21770 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21771 merge the points-to solution back into the SMT aliases.
21772 (may_alias_p): Use alias_set_subset_of instead of
21773 aliases_conflict_p. A pointer which points to
21774 memory with alias set zero may access any variable.
21776 2008-04-23 Richard Guenther <rguenther@suse.de>
21778 * alias.c (alias_set_subset_of): Correctly handle asking
21779 if zero is a subset of an alias set with zero child.
21780 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21781 (compute_flow_insensitive_aliasing): Correctly walk all
21782 pointers. Do not unnecessarily union sets.
21784 2008-04-23 Richard Guenther <rguenther@suse.de>
21786 PR middle-end/36021
21787 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21789 2008-04-22 Tomas Bily <tbily@suse.cz>
21791 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21793 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21795 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21796 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21797 * tree-inline.c (estimate_num_insns_1): Likewise.
21798 * varasm.c (const_hash_1, compare_constant, copy_constant)
21799 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21800 * emit-rtl.c (component_ref_for_mem_expr)
21801 (set_mem_attributes_minus_bitpos): Likewise.
21802 * expr.c (highest_pow2_factor, expand_expr_real_1)
21803 (is_aligning_offset): Likewise.
21804 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21805 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21806 * dojump.c (do_jump): Likewise.
21807 * builtins.c (get_pointer_alignment, get_memory_rtx)
21808 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21809 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21811 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21813 PR rtl-optimization/36017
21814 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21815 expanding the library call.
21817 2008-04-22 Ian Lance Taylor <iant@google.com>
21819 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21820 than size_in_bytes.
21822 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21824 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21825 of LR/CTR moves for Power6.
21827 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21829 PR middle-end/36003
21830 * passes.c (init_optimization_passes): Remove
21831 pass_fast_rtl_byte_dce.
21833 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21836 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21837 builtin functions to generate faster code.
21838 (_mm_cvtpu16_ps): Ditto.
21839 (_mm_cvtpi32x2_ps): Ditto.
21841 2008-04-22 Nick Clifton <nickc@redhat.com>
21843 * common.opt (ftree-loop-distribution): Add Optimization
21846 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21847 (frv_expand_builtin_va_start): Likewise.
21849 * config/arm/arm.c (thumb_find_work_register): Fix location of
21850 argument register count.
21852 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21854 Support scheduling for ColdFire V1 and V3 microarchitecture.
21855 Improve scheduling of multiplication instructions.
21857 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21858 (mac): New instruction attribute.
21859 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21860 (m68k_sched_mac): New variable.
21861 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21862 Handle cfv1 and cfv3.
21863 (max_insn_size): New static variable.
21864 (struct _sched_ib): New type.
21865 (sched_ib): New static variable.
21866 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21867 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21868 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21870 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21871 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21872 new variables. Update.
21873 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21874 Add modeling of cfv3 instruction buffer. Update.
21875 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21876 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21877 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21878 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21879 a particular reservation applies to.
21880 (type2): Reorganize attribute values. Rename alu to alu_reg,
21881 alu_l to alu, move_l to omove. Join move to alu. Split mul
21882 to mul_l and mul_w.
21883 (cf_ib_*): Simplify description of instruction buffer.
21884 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21885 (cf_mem): Split into cf_mem1 and cf_mem2.
21886 (cf_v2_move_??): Rename to cfv12_alu_??.
21887 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21888 (cf_v2_mul_??): Remove reservations.
21889 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21890 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21891 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21893 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21894 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21895 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21896 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21897 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21898 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21899 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21900 expansions of the above reservations for instructions of sizes
21903 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21905 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21907 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21909 * coverage.c: Include tree-pass.h.
21910 (coverage_counter_alloc): Print da_file_name to the dump file.
21912 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21914 * sbitmap.c (sbitmap_range_empty_p): New function.
21915 * sbitmap.h (sbitmap_range_empty_p): New function.
21916 * bitmap.h: Now includes obstack.h.
21918 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21919 Kenneth Zadeck <zadeck@naturalbridge.com>
21921 * dbgcnt.def (ra_byte_scan): Added.
21922 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21923 when the last hit happens for a counter.
21924 * timevar.def (TV_DF_BYTE_LR): New variable.
21925 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21926 * passes.c (pass_fast_rtl_byte_dce): New pass.
21927 * fwprop.c (update_df): Added mode to call df_ref_create.
21928 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21929 DF_REF_EXTRACT_OFFSET.
21930 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21931 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21933 (df_ref_extract): Added mode field.
21934 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21935 DF_REF_EXTRACT_OFFSET.
21936 (DF_REF_EXTRACT_MODE): New macro.
21937 (df_byte_lr_bb_info): New structure.
21938 (df_print_byte_regset, df_compute_accessed_bytes,
21939 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21940 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21941 df_byte_lr_simulate_uses,
21942 df_byte_lr_simulate_artificial_refs_at_top,
21943 df_byte_lr_simulate_artificial_refs_at_end,
21944 df_compute_accessed_bytes): New function.
21945 (df_ref_create): Add parameter.
21946 (df_byte_lr_get_bb_info): New inline function.
21947 * df-scan.c (df_ref_record, df_uses_record,
21948 df_ref_create_structure): Added mode parameter.
21949 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21950 df_defs_record, df_uses_record, df_get_conditional_uses,
21951 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21952 df_entry_block_defs_collect, df_exit_block_uses_collect):
21953 Added mode parameter to calls to df_ref_record, df_uses_record,
21954 df_ref_create_structure.
21955 (df_ref_equal_p, df_ref_compare): Added test for modes.
21956 (df_ref_create_structure): Added code to set mode. Renamed
21957 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21958 DF_REF_EXTRACT_OFFSET.
21959 * df-core.c (df_print_byte_regset): New function.
21960 * df-byte-scan.c: New file.
21961 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21962 calls to BITMAP_FREE.
21963 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21964 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21965 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21966 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21967 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21968 df_byte_lr_local_compute, df_byte_lr_init,
21969 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21970 df_byte_lr_transfer_function, df_byte_lr_free,
21971 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21972 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21973 df_byte_lr_simulate_uses,
21974 df_byte_lr_simulate_artificial_refs_at_top,
21975 df_byte_lr_simulate_artificial_refs_at_end): New function.
21976 * dce.c (byte_dce_process_block): New function.
21977 (dce_process_block): au is now passed in rather than computed
21978 locally. Changed loops that look at artificial defs to not look
21979 for conditional or partial ones, because there never are any.
21980 (fast_dce): Now is able to drive byte_dce_process_block or
21981 dce_process_block depending on the kind of dce being done.
21982 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21983 (rest_of_handle_fast_byte_dce): New function.
21984 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21985 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21987 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21990 * gcc.h: Added fortran options that take arguments to
21991 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21994 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21996 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21997 scalarization if on the LHS and not a full access.
21999 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22001 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
22003 2008-04-18 Rafael Espíndola <espindola@google.com>
22005 * tree-vrp.c (find_case_label_index): Fix the binary search.
22006 (find_case_label_range): New.
22007 (vrp_visit_switch_stmt): Use find_case_label_range.
22008 (simplify_switch_using_ranges): Use find_case_label_range.
22010 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
22012 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
22013 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
22015 2008-04-18 Tom Tromey <tromey@redhat.com>
22018 * doc/cpp.texi (Implementation-defined behavior): Mention
22021 2008-04-18 Ian Lance Taylor <iant@google.com>
22023 * fold-const.c (pointer_may_wrap_p): New static function.
22024 (fold_comparison): Add another test for pointer overflow. Use
22025 pointer_may_wrap_p to disable some false positives.
22027 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22029 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22030 (fname_as_string): Match updated cpp_interpret_string prototype.
22031 (fix_string_type): Support char16_t* and char32_t*.
22032 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22033 derivative) nodes. Register as builtin if C++0x.
22034 (c_parse_error): Support CPP_CHAR{16,32}.
22035 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22036 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22037 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22038 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22039 CTI_CHAR32_ARRAY_TYPE>: New elements.
22040 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22041 char32_type_node, signed_char32_type_node, char16_array_type_node,
22042 char32_array_type_node): New defines.
22043 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22044 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22045 (lex_string): Support CPP_STRING{16,32}, match updated
22046 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22047 (lex_charconst): Support CPP_CHAR{16,32}.
22048 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22049 and CPP_STRING{16,32}.
22051 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22054 * aclocal.m4: Regenerate.
22055 * configure: Regenerate.
22057 2008-04-18 Jan Hubicka <jh@suse.cz>
22059 * except.c (dw2_size_of_call_site_table,
22060 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22062 * cgraphbuild.c (build_cgraph_edges): Update.
22063 * tree-pass.h: Update comment.
22064 * final.c (leaf_function_p): Update.
22065 (leaf_renumber_regs): Update.
22066 (rest_of_clean_state): Update.
22067 * omp-low.c (expand_omp_parallel): Update.
22068 * ipa-reference.c (analyze_function): Update.
22069 * reorg.c (find_end_label): Update.
22070 (optimize_skip): Update.
22071 (fill_simple_delay_slots): Update.
22072 (fill_simple_delay_slots): Update.
22073 (make_return_insns): Update.
22074 (dbr_schedule): Update.
22075 * gimple-low.c (record_vars_into): Update.
22076 * cfgbuild.c (make_edges): Update.
22077 * function.c (assign_stack_local): Update.
22078 (assign_parm_adjust_stack_rtl): Update.
22079 (locate_and_pad_parm): Update.
22080 (allocate_struct_function): Do not initialize stack_alignment_needed
22081 and preferred_stack_boundary here.
22082 (stack_protect_prologue): Update.
22083 (stack_protect_epilogue): Update.
22084 (expand_function_start): Initialize stack_alignment_needed,
22085 preferred_stack_boundary and max_jumptable_ents.
22086 (expand_function_end): Update.
22087 (free_after_compilation): Do not NULLify epilogue_delay_list.
22088 * function.h (struct rtl_data): Add stack_protect_guard,
22089 stack_alignment_needed,
22090 preferred_stack_boundary, epilogue_delay_list.
22091 (struct function): Remove value_histograms, stack_alignment_needed,
22092 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22094 unexpanded_var_list, stack_protect_guard.
22095 (current_function_epilogue_delay_list): Remove.
22096 * ipa-type-escape.c (analyze_function): Update.
22097 * gimplify.c (pop_gimplify_context): Update comment.
22098 * calls.c (expand_call): Update.
22099 (emit_library_call_value_1): Update.
22100 * except.c (set_nothrow_function_flags): Update.
22101 * cfgexpand.c (get_decl_align_unit): Update.
22102 (create_stack_guard): Update.
22103 (estimated_stack_frame_size): Update.
22104 (expand_used_vars): Update.
22105 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22106 * explow.c (allocate_dynamic_stack_space): Update.
22107 * tree-ssa-live.c (remove_unused_locals): Update.
22108 * varasm.c (mark_constant_pool): Update.
22109 * tree-inline.c (remap_decls): Update.
22110 (initialize_cfun): Update.
22111 (declare_return_variable): Update.
22112 (inline_forbidden_p): Update.
22113 (expand_call_inline): Update.
22114 (declare_inline_vars): Update.
22115 (tree_function_versioning): Update.
22116 * tree-flow.h (value_histograms): New.
22117 (VALUE_HISTOGRAMS): New macro.
22118 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22120 * tree-cfg.c (set_bb_for_stmt): Update.
22121 (replace_by_duplicate_decl): Update.
22122 (move_block_to_fn): Update.
22123 (new_label_mapper): Update.
22124 (dump_function_to_file): Update.
22125 * ipa-struct-reorg.c (build_data_structure): Update.
22126 * cfgrtl.c (print_rtl_with_bb): Update.
22127 * reload1.c (reload): Update.
22129 * config/i386/i386.c (setup_incoming_varargs_64,
22130 ix86_compute_frame_layout): Update.
22131 * config/arc/arc.c (arc_output_function_epilogue): Update.
22133 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22135 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22136 for FreeBSD as well.
22137 * gthr-posix95.h: Likewise.
22139 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22141 PR rtl-optimization/35838
22142 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22143 out the byte offset of the first subreg.
22145 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22147 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22148 to split_ti instead of three separate calls with single member arrays.
22149 (subti3 splitter): Ditto.
22150 (adddi3 splitter): Ditto with split_di.
22151 (subdi3 splitter): Ditto.
22152 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22153 two separate calls with single member arrays. Swap match_dup
22154 operands 1 and 2 to better fit into the array.
22155 (negdi2 splitter): Ditto with split_di.
22156 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22157 two separate calls with single member arrays. Swap match_dup operands
22158 6 and 7 to better fit into the array.
22160 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22162 * config/i386/i386.c (sse_builtin_type): New.
22163 (bdesc_sse_args): Likewise.
22164 (bdesc_sse_3arg): Removed.
22165 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22166 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22167 IX86_BUILTIN_ROUNDPS.
22168 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22169 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22170 IX86_BUILTIN_ROUNDPS.
22171 (ix86_expand_sse_4_operands_builtin): Removed.
22172 (ix86_expand_sse_operands_builtin): New.
22173 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22174 and CODE_FOR_sse4_1_roundps.
22175 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22176 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22178 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22181 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22182 regs before frame pop when needed. If use_backchain_to_restore_sp
22183 then load backchain into a temp reg to restore vr and vrsave. Add
22184 code to restore vr after frame pop if possible.
22186 2008-04-17 Richard Guenther <rguenther@suse.de>
22188 * tree-vn.c (expressions_equal_p): Do not check type
22189 equality or compatibility before calling operand_equal_p.
22190 * fold-const.c (operand_equal_p): Check equivalence of
22191 integer constants before bailing out due to signedness or
22192 precision differences.
22193 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22194 spurious differences in type qualification. Ignore types
22195 for COMPONENT_REFs at all.
22197 2008-04-17 Christian Bruel <christian.bruel@st.com>
22199 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22200 msw_skip comparison.
22202 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22205 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22208 PR tree-optimization/35899
22209 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22210 rather than TREE_OPERAND.
22212 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22215 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22216 temporary registers. Change operand predicate to general_operand.
22217 (remainderxf3): Ditto.
22219 2008-04-16 Richard Guenther <rguenther@suse.de>
22221 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22222 * tree-affine.c (aff_combination_expand): Look through some
22225 2008-04-15 Doug Kwan <dougkwan@google.com>
22227 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22229 * tree-pretty-print.c (dump_generic_node): Ditto.
22230 * final.c (output_addr_const): Ditto.
22231 * dwarf2out.c (output_cfi): Ditto.
22232 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22233 * print-rtl.c (print_rtx): Ditto.
22234 * print-tree.c (print_node_brief, print_node): Ditto.
22235 * c-common.c (match_case_to_enum_1): Ditto.
22236 * sched-vis.c (print_value): Ditto.
22237 * config/i386/i386.c (print_operand): Cast to long unsigned int
22240 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22241 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22242 MS Windows VirtualProtect function.
22244 2008-04-15 Jan Hubicka <jh@suse.cz>
22246 * gengtype.c (write_root): Param_is argument is OK.
22247 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22248 * function.h: Include varray.h
22249 (rtl_eh): New stucture based on except.c one.
22250 (call_site_record): New forward declaration and vector type.
22251 * calls.c (emit_call_1): Do not call
22252 note_current_region_may_contain_throw.
22253 * except.c (eh_status): Remove cur_region, try_region since they are
22255 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22256 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22257 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22258 Remove call_site_data_used, call_site_data_size.
22259 Turn call_site_record into vector in function.h.
22260 (note_current_region_may_contain_throw): Remove.
22261 (get_exception_pointer, get_exception_filter): Do not take struct
22262 function argument; update.
22263 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22264 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22265 build_post_landing_pads, dw2_build_landing_pads,
22266 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22267 sjlj_emit_function_enter, sjlj_emit_function_enter,
22268 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22269 sjlj_build_landing_pads, finish_eh_generation,
22270 remove_exception_handler_label, remove_eh_handler,
22271 maybe_remove_eh_handler, add_reachable_handler,
22272 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22273 add_action_record, collect_one_action_chain, add_call_site,
22274 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22275 sjlj_output_call_site_table, output_function_exception_table,
22276 * except.h (note_current_region_may_contain_throw): Remove
22277 (get_exception_pointer, get_exception_filter): Do not take struct
22279 * Makefile.in (GTFILES): Put varargs before struct function.
22281 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22283 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22284 punt for STRING_CST.
22285 (get_constraint_for): Deal with STRING_CST here instead.
22287 2008-04-15 Richard Guenther <rguenther@suse.de>
22289 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22290 statements in a basic-block with a backward walk. Do not
22291 substitute into dead statements but instead remove those.
22293 2008-04-15 Richard Guenther <rguenther@suse.de>
22295 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22296 to zero, thus disable creation of SFTs.
22298 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22300 * tree-predcom.c (suitable_reference_p): Return false if the
22301 reference can throw.
22303 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22306 * c-decl.c (finish_decl): If extern or static var has variable
22307 size, set TREE_TYPE (decl) to error_mark_node.
22309 2008-04-15 Rafael Espíndola <espindola@google.com>
22311 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22314 2008-04-15 Richard Guenther <rguenther@suse.de>
22316 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22317 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22318 (visit_reference_op_load): Do walk vuse-vdef chains on
22319 vn_reference_lookup.
22320 (visit_reference_op_store): But do not here.
22321 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22322 vn_reference_lookup.
22323 (vn_lookup_with_vuses): But do so here.
22325 2008-04-14 Ian Lance Taylor <iant@google.com>
22327 * fold-const.c (fold_overflow_warning): Remove assertion.
22329 2008-04-15 Ben Elliston <bje@au.ibm.com>
22331 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22332 temp1 local variables.
22334 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22337 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22338 ".text.unlikely" section as executable.
22340 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22342 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22343 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22344 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22345 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22346 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22347 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22348 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22350 2008-04-14 Ian Lance Taylor <iant@google.com>
22352 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22353 * fold-const.c (fold_comparison): If appropriate, test
22354 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22355 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22356 reassociating a pointer type.
22357 * doc/invoke.texi (Optimize Options): Document that
22358 -fstrict-overflow applies to pointer wraparound.
22360 2008-04-13 Jan Hubicka <jh@suse.cz>
22362 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22364 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22366 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22367 we are going to "save the world".
22369 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22371 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22372 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22373 operand 0 constraint, not "=".
22375 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22377 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22379 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22381 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22382 of size of positions_needed * CHAR_BIT.
22384 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22386 PR middle-end/35897
22387 * dse.c (store_info): Change positions_needed to unsigned
22389 (lowpart_bitmask): New.
22390 (record_store): Cast to unsigned HOST_WIDE_INT for
22391 positions_needed. Assert width <= size of positions_needed *
22392 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22393 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22394 lowpart_bitmask to set mask.
22396 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22398 * config/bfin/constraints.md: New file.
22399 * config/bfin/bfin.md: Include it.
22400 (adddi3): Use satisfies_constraint functions instead of the old macros.
22401 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22402 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22403 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22404 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22405 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22406 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22407 EXTRA_CONSTRAINT): Delete.
22408 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22409 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22411 * config/bfin/bfin.c: Include "tm-constrs.h".
22412 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22413 Use satisfies_constraint functions instead of the old macros.
22414 * doc/md.texi (Blackfin Constraints): Update file name reference.
22416 2008-04-11 Richard Guenther <rguenther@suse.de>
22418 PR tree-optimization/35869
22419 * tree-vrp.c (execute_vrp): Move switch statement update after
22420 jump threading. Schedule another cfg cleanup run.
22422 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22425 * attribs.c (decl_attributes): Return early on errorneous node.
22427 2008-04-10 Oleg Ryjkov <olegr@google.com>
22429 * tree.h (struct tree_base): Added a new flag default_def_flag.
22430 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22432 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22434 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22436 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22439 * pa.md: Define mode iterator P. Define mode attribute dwc.
22440 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22441 (icacheflush): Likewise.
22442 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22443 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22445 2008-04-11 Ben Elliston <bje@au.ibm.com>
22447 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22449 2008-04-10 Rafael Espíndola <espindola@google.com>
22451 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22452 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22453 (extract_range_from_expr): The same.
22455 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22457 * config/mips/mips.md (GPR2): New mode iterator.
22458 (seq): Add comment.
22459 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22460 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22461 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22462 Rewrite these to take two modes, the mode of comparison and the
22463 mode of the destination.
22464 * config/mips/mips.c (mips_expand_scc): Instead of having
22465 paradoxical subreg as destination, expand "narrowing" scc if mode
22466 of comparison is SI and target is requested in DI mode.
22467 (mips_emit_int_order_test): Update comment. Make mode of
22468 comparison match CMP0 rather than TARGET. When creating inverse
22469 target use mode of TARGET.
22471 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22473 * gcov-dump.c (tag_summary): Only print summaries for the first
22474 GCOV_COUNTERS_SUMMABLE counters.
22476 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.md (absneg): New code iterator.
22479 (absnegprefix): New code attribute.
22480 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22481 patterns using absneg code iterator.
22482 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22483 using absneg code iterator.
22484 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22485 *neg<mode>2 patterns using absneg code iterator.
22486 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22487 *negextendsfdf2 patterns using absneg code iterator.
22488 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22489 *negextendsfxf2 patterns using absneg code iterator.
22490 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22491 *negextendsfdf2 patterns using absneg code iterator.
22492 * config/i386/sse.md (<code><mode>2): Macroize expander from
22493 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22495 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22497 * config/s390/s390.h: Remove the remains of the recent search
22498 & replace action of current_function_outgoing_args_size.
22500 2008-04-10 Ira Rosen <irar@il.ibm.com>
22502 PR tree-optimization/35821
22503 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22504 NEW_STMT_LIST is not NULL.
22506 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22509 * toplev.c (process_options): Remove -ffunction-sections debugging
22512 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22514 PR middle-end/PR28690
22515 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22516 than gen_rtx_fmt_ee to perform more canonicalizations.
22518 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22521 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22523 2008-04-09 Richard Guenther <rguenther@suse.de>
22525 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22526 (dump_function_to_file): Dump function arguments with types.
22528 2008-04-08 Richard Guenther <rguenther@suse.de>
22530 * fold-const.c (fold_widened_comparison): Do not allow
22531 sign-changes that change the result.
22533 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22536 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22537 kinds of indirect references.
22539 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22541 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22542 GNU Fortran language string.
22544 2008-04-08 Rafael Espíndola <espindola@google.com>
22546 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22547 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22548 * tree.h (tree_call_nonnegative_warnv_p): New.
22550 2008-04-08 Jan Hubicka <jh@suse.cz>
22552 * function.c (free_after_compilation): Clear out regno_reg_rtx
22555 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22558 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22560 PR middle-end/PR28690
22561 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22562 same precedence as REG_POINTER and MEM_POINTER operands.
22564 2008-04-08 Richard Guenther <rguenther@suse.de>
22566 PR middle-end/35834
22567 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22568 for adding index to base.
22570 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22572 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22573 (MINGW_ENABLE_EXECUTE_STACK): New.
22574 (IN_LIBGCC2): For libgcc include windows.h file for
22575 function declarations.
22577 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22579 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22580 and tem2 if tem1 is not a REG or MULT.
22582 2008-04-08 Jan Hubicka <jh@suse.cz>
22584 * function.h (incomming_args): Break out of struct function.
22585 (function_subsections): Break out of struct function.
22586 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22587 return_rtx and hard_reg_initial_vals from struct function.
22588 Kill inl_max_label_num.
22589 (current_function_pops_args, current_function_args_info,
22590 current_function_args_size, current_function_args_size,
22591 current_function_pretend_args_size,
22592 current_function_outgoing_args_size,
22593 current_function_internal_arg_pointer, current_function_return_rtx):
22594 Kill compatibility accestor macros.
22595 * builtins.c (expand_builtin_apply_args_1): Update.
22596 (expand_builtin_next_arg): Update.
22597 * df-scan.c (df_get_call_refs): Update.
22598 * dbxout.c (dbxout_function_end): Update.
22599 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22600 (output_line_info): Update.
22601 (secname_for_decl): Update.
22602 (dwarf2out_var_location): Update.
22603 * function.c (free_after_compilation): Update.
22604 (assign_parm_find_stack_rtl): Update.
22605 (assign_parms): Update.
22606 (expand_dummy_function_end): Update.
22607 (expand_function_end): Update.
22608 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22609 (expand_call): Update.
22610 (emit_library_call_value_1): Update.
22611 (store_one_arg): Update.
22612 * varasm.c (initialize_cold_section_name): Update.
22613 (unlikely_text_section): Update.
22614 (unlikely_text_section_p): Update.
22615 (assemble_start_function): Update.
22616 (assemble_end_function): Update.
22617 (default_section_type_flags): Update.
22618 (switch_to_section): Update.
22619 * integrate.c (set_decl_abstract_flags): Update.
22620 (get_hard_reg_initial_val): Update.
22621 (has_hard_reg_initial_val): Update.
22622 (allocate_initial_values): Update.
22623 * resource.c (init_resource_info): Update.
22624 * config/alpha/alpha.c (NUM_ARGS): Update.
22625 (direct_return): Update.
22626 (alpha_va_start): Update.
22627 (alpha_sa_size): Update.
22628 (alpha_initial_elimination_offset): Update.
22629 (alpha_expand_prologue): Update.
22630 (alpha_start_function): Update.
22631 (alpha_expand_epilogue): Update.
22632 (unicosmk_initial_elimination_offset):
22633 * config/alpha/alpha.md (call expander): Update.
22634 * config/s390/s390.c (s390_register_info): Update.
22635 (s390_register_info): Update.
22636 (s390_frame_info): Update.
22637 (s390_initial_elimination_offset): Update.
22638 (s390_build_builtin_va_list): Update.
22639 (s390_va_start): Update.
22640 * config/spu/spu.c (direct_return): Update.
22641 (spu_expand_prologue): Update.
22642 (spu_initial_elimination_offset): Update.
22643 (spu_build_builtin_va_list): Update.
22644 (spu_va_start): Update.
22645 * config/sparc/sparc.c (sparc_init_modes): Update.
22646 (sparc_compute_frame_size): Update.
22647 (function_value): Update.
22648 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22649 * config/i386/i386.md (return expander): Update.
22650 * config/i386/i386.c (ix86_va_start): Update.
22651 (ix86_can_use_return_insn_p): Update.
22652 (ix86_compute_frame_layout): Update.
22653 (ix86_expand_epilogue): Update.
22654 * config/sh/sh.c (output_stack_adjust): Update.
22655 (calc_live_regs): Update.
22656 (sh_expand_prologue): Update.
22657 (sh_builtin_saveregs): Update.
22658 (sh_va_start): Update.
22659 (initial_elimination_offset): Update.
22660 (sh_allocate_initial_value): Update.
22661 (sh_function_ok_for_sibcall): Update.
22662 (sh_get_pr_initial_val): Update.
22663 * config/sh/sh.md (return expander): Update.
22664 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22665 * config/crx/crx.c (crx_compute_frame): UPdate.
22666 (crx_initial_elimination_offset): UPdate.
22667 * config/xtensa/xtensa.c (compute_frame_size): Update
22668 (xtensa_builtin_saveregs): Update.
22669 (xtensa_va_start): Update.
22670 (order_regs_for_local_alloc): Update.
22671 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22672 (xstormy16_expand_builtin_va_start): Update.
22673 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22674 * config/m68hc11/m68hc11.md (return expanders): Update.
22675 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22676 (expand_epilogue): Update.
22677 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22678 (cris_simple_epilogue): Update.
22679 (cris_expand_prologue): Update.
22680 (cris_expand_epilogue): Update.
22681 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22682 (compute_frame_size): Update.
22683 * config/mt/mt.c (mt_compute_frame_size): Update.
22684 * config/mn10300/mn10300.c (expand_prologue): Update.
22685 (expand_epilogue): Update.
22686 (initial_offset): Update.
22687 (mn10300_builtin_saveregs):
22688 * config/mn10300/mn10300.md (return expander): Update.
22689 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22690 (ia64_initial_elimination_offset): Update.
22691 (ia64_initial_elimination_offset): Update.
22692 (ia64_expand_prologue): Update.
22693 * config/m68k/m68k.md (return expander): Update.
22694 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22695 (rs6000_stack_info): Update.
22696 * config/mcore/mcore.c (layout_mcore_frame): Update.
22697 (mcore_expand_prolog): Update.
22698 * config/arc/arc.c (arc_compute_frame_size): Update.
22699 * config/score/score3.c (score3_compute_frame_size): Update.
22700 * config/score/score7.c (score7_compute_frame_size): Update.
22701 * config/arm/arm.c (use_return_insn): Update.
22702 (thumb_find_work_register): Update.
22703 (arm_compute_save_reg_mask): Update.
22704 (arm_output_function_prologue): Update.
22705 (arm_output_epilogue): Update.
22706 (arm_size_return_regs): Update.
22707 (arm_get_frame_offsets): Update.
22708 (arm_expand_prologue): Update.
22709 (thumb_exit): Update.
22710 (thumb_unexpanded_epilogue): Update.
22711 (thumb1_output_function_prologue): Update.
22712 * config/pa/pa.md (return expander): Update.
22713 * config/pa/pa.c (compute_frame_size): Update.
22714 (hppa_builtin_saveregs): Update.
22715 * config/mips/mips.c (mips_va_start): Update.
22716 (mips16_build_function_stub): Update.
22717 (mips_compute_frame_info): Update.
22718 (mips_restore_gp): Update.
22719 (mips_output_function_prologue): Update.
22720 (mips_expand_prologue): Update.
22721 * config/v850/v850.c (compute_frame_size): Update.
22722 (expand_prologue): * config/mmix/mmix.c (along): update.
22723 (mmix_initial_elimination_offset): update.
22724 (mmix_reorg): update.
22725 (mmix_use_simple_return): update.
22726 (mmix_expand_prologue): update.
22727 (mmix_expand_epilogue): Update.
22728 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22729 (emit_link_insn): Update.
22731 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22733 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22734 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22736 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22739 2008-04-07 Jan Hubicka <jh@suse.cz>
22741 * function.h (rtl): Rename to x_rtl.
22742 (crtl): New define.
22743 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22744 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22745 used_temp_slots avail_temp_slots, temp_slot_level,
22746 nonlocal_goto_handler_labels): Update accesstors.
22747 (rtl): New global variable.
22748 (struct function): Move some fileds to rtl_data.
22749 (get_arg_pointer_save_area): Update prototype.
22750 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22751 get_arg_pointer_save_area.
22752 * expr.c (init_expr): Update
22753 * function.c (get_frame_size): Update
22754 (assign_stack_local): Update
22755 (expand_function_end): Update.
22756 (get_art_pointer_save_area): Update
22758 * emit-rtl.c (rtl): Declare.
22759 (regno_reg_rtx): Declare.
22760 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22762 (gen_reg_rtx): Update.
22763 * varasm.c (n_deferred_constatns): Update accestor.
22764 (init_varasm_status): Do not allocate varasm_status.
22765 (force_const_mem, get_pool_size, output_constant_pool): Update.
22766 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22767 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22768 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22769 * sparc/sparc.h (INIT_EXPANDERS): Update.
22770 * ia64/ia64.h (INIT_EXPANDERS): Update.
22772 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22774 * reload.c (push_secondary_reload): Add missing break to for loop.
22776 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22778 PR middle-end/PR28690
22779 * rtlanal.c: Update copyright years.
22780 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22781 as REG_POINTER and MEM_POINTER operands.
22782 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22783 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22784 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22785 * gcse.c: Update copyright years.
22786 (pre_delete): Call gen_reg_rtx_and_attrs.
22787 (hoist_code): Likewise.
22788 (build_store_vectors): Likewise.
22789 (delete_store): Likewise.
22790 * loop-invariant.c (move_invariant_reg): Likewise.
22791 Update copyright years.
22793 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22795 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22796 control string instead of quoted.
22798 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22800 * doc/rtl.texi: Rewrite of subreg section.
22802 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22805 * config/i386/i386.c (legitimize_pic_address): Add treating
22806 of dllimport SYM_REF's.
22807 (legitimize_dllimport_symbol): Add prototype.
22809 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22811 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22812 reference in constructor with non self-referential type.
22814 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22816 Removal of Return with Depressed Stack Pointer support
22817 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22818 (ECF_SP_DEPRESSED): Likewise.
22819 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22820 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22821 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22822 (expand_call): Do not test ECF_SP_DEPRESSED.
22823 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22824 * function.c (keep_stack_depressed): Delete.
22825 (handle_epilogue_set): Likewise.
22826 (update_epilogue_consts): Likewise.
22827 (emit_equiv_load): Likewise.
22828 (thread_prologue_and_epilogue_insns): Remove support for Return with
22829 Depressed Stack Pointer.
22830 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22832 2008-04-06 Richard Guenther <rguenther@suse.de>
22834 PR tree-optimization/35400
22835 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22836 information from SSA_NAMEs.
22838 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22840 * config/avr/avr.h (avr_mega_p): Remove declaration.
22841 (AVR_MEGA): Remove macro.
22842 * config/avr/avr.c (avr_mega_p): Remove variable.
22843 (avr_override_options): Remove inicializion of avr_mega_p.
22844 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22845 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22846 (avr_jump_mode): (Ditto.).
22847 (avr_output_progmem_section_asm_op): (Ditto.).
22848 (avr_asm_init_sections): (Ditto.).
22849 (avr_asm_init_sections): (Ditto.).
22850 (avr_rtx_costs): (Ditto.).
22851 * config/avr/avr.md: (Ditto.).
22852 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22855 2008-04-06 Richard Guenther <rguenther@suse.de>
22857 PR tree-optimization/35842
22858 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22859 is_gimple_invariant_address.
22861 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22863 * gcc.c (default_compilers): Sync Fortran extensions list with
22864 that in fortran/lang-specs.h.
22865 * doc/invoke.texi: Likewise.
22866 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22867 * dwarf2out.c (gen_compile_unit_die): Likewise.
22869 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22871 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22873 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22876 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22877 attribute is used for nested functions.
22879 2008-04-05 Jan Hubicka <jh@suse.cz>
22881 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22883 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22885 (dump_files): Update.
22886 (enable_rtl_dump_file): Do not accept letter argument.
22887 * tree-pass.h (dump_file_info): Remove letter argument.
22888 * toplev.c (decode_d_option): Update -da handling.
22889 * toplev.h (enable_rtl_dump_file): Update prototype.
22890 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22891 it out based on pass type.
22892 (register_dump_files_1): Likewise.
22893 (init_optimization_passes): Update register_one_dump_file calls.
22894 (execute_one_pass): Sanity check that IPA passes are called at IPA
22895 level and RTL passes at RTL level.
22896 (execute_pass_list): IPA pass can not be after or subpass of
22898 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22899 disallov RTL subpasses of IPA subpasses.
22901 2008-04-05 Ben Elliston <bje@au.ibm.com>
22903 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22904 builtins that return exactly once and do not throw. Cache call to
22907 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22909 PR rtl-optimization/34916
22910 PR middle-end/35519
22911 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22912 between instruction pairs.
22914 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22916 * doc/invoke.texi: Document -mbitops for SH.
22917 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22918 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22919 * config/sh/sh.c (print_operand): Add %t operand code.
22920 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22921 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22922 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22923 (extendqihi2): Likewise.
22924 (movqi_i): Likewise.
22925 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22926 (extv): Use bld instruction for SH2A if possible.
22928 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22929 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22930 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22931 (bset.b, bclr.b): Define peepholes.
22932 * config/sh/sh.opt (mbitops): New option.
22934 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22937 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22938 and view convert expression.
22940 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22943 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22945 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22947 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22949 * config/i386/cpuid.h (bit_AES): New.
22950 (bit_PCLMUL): Likewise.
22952 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22953 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22954 SSE2 if AES or PCLMUL is enabled.
22955 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22956 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22957 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22958 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22959 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22960 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22961 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22962 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22963 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22964 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22965 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22966 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22967 __builtin_ia32_aeskeygenassist128 and
22968 __builtin_ia32_pclmulqdq128.
22969 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22970 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22971 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22973 * config/i386/i386.h (TARGET_AES): New.
22974 (TARGET_PCLMUL): Likewise.
22975 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22977 * config/i386/i386.md (UNSPEC_AESENC): New.
22978 (UNSPEC_AESENCLAST): Likewise.
22979 (UNSPEC_AESDEC): Likewise.
22980 (UNSPEC_AESDECLAST): Likewise.
22981 (UNSPEC_AESIMC): Likewise.
22982 (UNSPEC_AESKEYGENASSIST): Likewise.
22983 (UNSPEC_PCLMUL): Likewise.
22985 * config/i386/i386.opt (maes): New.
22986 (mpclmul): Likewise.
22988 * config/i386/sse.md (aesenc): New pattern.
22989 (aesenclast): Likewise.
22990 (aesdec): Likewise.
22991 (aesdeclast): Likewise.
22992 (aesimc): Likewise.
22993 (aeskeygenassist): Likewise.
22994 (pclmulqdq): Likewise.
22996 * config/i386/wmmintrin.h: New.
22998 * doc/extend.texi: Document AES and PCLMUL built-in function.
23000 * doc/invoke.texi: Document -maes and -mpclmul.
23002 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
23004 * function.c (free_after_parsing): Replace with
23005 cxx_push_function_context from C++ front-end.
23006 (allocate_struct_function): Don't call langhook.
23007 * langhooks.h (struct lang_hooks_for_functions): Delete.
23008 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
23010 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
23011 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
23012 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
23013 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
23014 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
23015 remove LANG_HOOKS_FUNCTION_INITIALIZER.
23016 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
23018 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23019 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23021 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23024 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23027 2008-04-04 Richard Guenther <rguenther@suse.de>
23029 PR middle-end/35823
23030 * fold-const.c (optimize_minmax_comparison): Use the correct
23031 type for the constant in the simplified comparison.
23033 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23035 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23036 Pass L2 size as "--param l2-cache-size" to the compiler.
23037 (decode_l2_cache): New function to decode L2 cache parameters using
23038 0x8000006 extended cpuid function.
23039 (detect_caches_amd): Determine parameters of L2 cache using
23040 decode_l2_caches function.
23041 (decode_caches_intel): Decode L2 cache parameters.
23042 (detect_caches_intel): Determine L2 cache parameters using
23043 decode_caches_intel and decode_l2_caches functions.
23045 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23047 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23048 secondary input reload for subword loads from the constant pool.
23050 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23053 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23054 constants of the appropriate size for runtime calculations.
23057 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23058 decimal-float literal constant zero.
23060 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23063 * c-parser.c (c_parser_omp_atomic): Call
23064 default_function_array_conversion on the RHS.
23066 PR middle-end/35818
23067 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23068 call is_variable_sized if decl has incomplete type.
23070 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23072 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23074 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23076 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23078 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23079 (sgt<u>): Merge sgt and sgtu into new expander.
23080 (sgt, sgtu): Remove expanders.
23081 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23082 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23083 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23084 *sgtu_<mode>_mips16 into new pattern.
23085 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23086 (sge<u>): Merge sge and sgeu into new expander.
23087 (sge, sgeu): Remove expanders.
23088 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23090 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23091 (slt<u>): Merge slt and sltu into new expander.
23092 (slt, sltu): Remove expanders.
23093 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23094 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23095 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23096 *sltu_<mode>_mips16 into new pattern.
23097 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23098 (sle<u>): Merge sle and sleu into new expander.
23099 (sle, sleu): Remove expanders.
23100 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23101 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23102 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23103 *sleu_<mode>_mips16 into new pattern.
23104 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23106 2008-04-03 Jan Hubicka <jh@suse.cz>
23108 PR tree-optimization/35795
23109 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23110 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23111 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23112 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23113 * score/score3.c (score3_output_mi_thunk): Likewise.
23114 * score/score7.c (score7_output_mi_thunk): Likewise.
23115 * mips/mips.c (mips_output_mi_thunk): Likewise.
23117 2008-04-03 Richard Guenther <rguenther@suse.de>
23119 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23120 conversions. Simplify code.
23122 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23124 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23126 2008-04-03 Tom Tromey <tromey@redhat.com>
23127 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23129 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23130 * config/bfin/t-bfin-linux (generated_files): Add
23131 linux-sysroot-suffix.h.
23132 * doc/install.texi (Prerequisites): Require make 3.80.
23133 * doc/sourcebuild.texi (Front End Directory): Document new
23135 * Makefile.in (generated_files): New variable.
23136 (ALL_HOST_OBJS): New variable.
23137 ($(ALL_HOST_OBJS)): New target.
23139 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23141 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23142 (remap_block): Call id->transform_lang_insert_block instead
23144 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23145 Set id.transform_lang_insert_block to NULL.
23146 (clone_body): Move to cp/optimize.c
23147 * tree-inline.h (struct copy_body_data): Change
23148 transform_lang_insert_block to function pointer.
23149 (copy_generic_body, copy_decl_no_change): Export.
23150 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23151 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23152 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23154 * c-tree.h (insert_block): Kill.
23155 * c-decl.c (insert_block): Kill.
23157 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23159 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23160 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23161 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23163 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23164 argument, call {push,pop}_function_context from here.
23165 * c-parser.c: Use c_{push,pop}_function_context.
23167 * function.c (push_function_context_to): Move meat ...
23168 (push_function_context): ... here. Simplify.
23169 * function.c (pop_function_context_from): Move meat ...
23170 (pop_function_context): ... here. Simplify.
23171 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23173 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23174 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23175 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23176 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23178 2008-04-03 Ben Elliston <bje@au.ibm.com>
23180 * expmed.c (extract_force_align_mem_bit_field): Remove.
23182 2008-04-03 Richard Guenther <rguenther@suse.de>
23184 PR middle-end/35800
23185 * expr.h (try_casesi): Adjust prototype.
23186 * expr.c (try_casesi): Take fallback label as extra parameter.
23187 Use that for gen_casesi if default_label is NULL.
23188 * stmt.c (expand_case): Pass fallback label to try_casesi,
23189 make sure to fill gaps with a fallback label if default_label
23192 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23195 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23197 2008-04-03 Ben Elliston <bje@au.ibm.com>
23199 * expmed.c (extract_split_bit_field): Remove if (0) code.
23200 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23201 (do_ds_constraint): Likewise.
23203 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23205 * doc/cppopts.texi (-dU): Document.
23206 * c-common.h (flag_dump_macros): Update comment.
23207 * c-opts.c (handle_OPT_d): Handle -dU.
23208 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23209 dump_queued_macros, cb_used_define, cb_used_undef): New.
23210 (init_pp_output): Handle -dU.
23211 (cb_line_change): Call dump_queued_macros.
23212 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23214 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23216 * config/avr/predicates.md (io_address_operand): New predicate.
23217 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23218 * config/avr/avr.c (avr_io_address_p): Remove function.
23219 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23220 'avr_io_address_p' function.
23221 (out_movhi_r_mr): (Ditto.).
23222 (out_movqi_mr_r): (Ditto.).
23223 (out_movhi_mr_r): (Ditto.).
23224 (avr_address_cost): (Ditto.).
23226 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23228 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23229 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23230 in 32bit mode when XMM registers are available to avoid store
23232 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23233 corresponding post-reload splitters.
23235 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23237 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23238 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23239 __builtin_ia32_roundss.
23240 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23241 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23242 __builtin_ia32_roundss.
23243 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23244 IX86_BUILTIN_SHUFPD here.
23246 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23248 * config/i386/i386.md (plogic): New.
23249 (plogicprefix): Likewise.
23251 * config/i386/mmx.md (mmx_<code><mode>3): New.
23252 (mmx_and<mode>3): Removed.
23253 (mmx_ior<mode>3): Likewise.
23254 (mmx_xor<mode>3): Likewise.
23256 * config/i386/sse.md (<code><mode>3): New.
23257 (*<code><mode>3): Likewise.
23258 (*<code><mode>3): Likewise.
23259 (<code><mode>3): Likewise.
23260 (*sse_<code><mode>3): Likewise.
23261 (*sse2_<code><mode>3): Likewise.
23262 (<code>tf3): Likewise.
23263 (*<code>tf3): Likewise.
23264 (and<mode>3): Likewise.
23265 (*and<mode>3): Likewise.
23266 (ior<mode>3): Removed.
23267 (*ior<mode>3): Likewise.
23268 (xor<mode>3): Likewise.
23269 (*xor<mode>3): Likewise.
23270 (*and<mode>3): Likewise.
23271 (*ior<mode>3): Likewise.
23272 (*xor<mode>3): Likewise.
23273 (and<mode>3): Likewise.
23274 (*sse_and<mode>3): Likewise.
23275 (*sse2_and<mode>3): Likewise.
23276 (andtf3): Likewise.
23277 (*andtf3): Likewise.
23278 (ior<mode>3): Likewise.
23279 (*sse_ior<mode>3): Likewise.
23280 (*sse2_ior<mode>3): Likewise.
23281 (iortf3): Likewise.
23282 (*iortf3): Likewise.
23283 (xor<mode>3): Likewise.
23284 (*sse_xor<mode>3): Likewise.
23285 (*sse2_xor<mode>3): Likewise.
23286 (xortf3): Likewise.
23287 (*xortf3): Likewise.
23289 2008-04-02 Richard Guenther <rguenther@suse.de>
23291 PR tree-optimization/14495
23292 PR tree-optimization/34793
23293 * tree-vrp.c (struct switch_update): New structure.
23294 (to_remove_edges, to_update_switch_stmts): New VECs.
23295 (simplify_switch_using_ranges): New function. Remove not taken
23296 case labels and edges.
23297 (simplify_stmt_using_ranges): Call it.
23298 (identify_jump_threads): Mark edges we have queued for removal
23299 so we don't thread them.
23300 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23302 * tree-cfg.c (group_case_labels): Deal with missing default label.
23303 (tree_verify_flow_info): Allow missing default label.
23304 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23305 (emit_case_nodes): Likewise.
23306 (expand_case): Do not rely on the default label to be present.
23307 * expr.c (try_casesi): Deal with NULL default_label.
23308 (do_tablejump): Likewise.
23310 2008-04-02 Richard Guenther <rguenther@suse.de>
23312 PR tree-optimization/14495
23313 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23314 SWITCH_EXPR here ...
23315 (vrp_visit_switch_stmt): ... but here (new function).
23316 (find_case_label_index): New helper function.
23317 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23319 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23321 * fwprop.c: Fix ISO-C99ism.
23323 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23326 * Makefile.in (objdir): Set it here.
23327 * configure.ac: Not here. Find dynamic linker characteristics.
23328 * exec-tool.in: Use them.
23329 * aclocal.m4: Regenerate.
23330 * configure: Regenerate.
23332 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23334 * expr.c (expand_var): Delete it.
23335 * expr.h (expand_var): Delete prototype.
23336 * function.c (expand_function_start): Use expand_decl instead.
23337 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23340 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23342 PR rtl-optimization/35542
23343 * fwprop.c (forward_propagate_and_simplify): Replace
23344 loc_reg_mentioned_in_p with reg_mentioned_p.
23346 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23348 PR rtl-optimization/35281
23349 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23350 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23351 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23352 (varying_mem_p): Move above propagate_rtx.
23353 (all_uses_available_at): Do not check MEMs.
23355 2008-04-02 Rafael Espíndola <espindola@google.com>
23357 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23358 (register_edge_assert_for_2): Split the cond argument.
23359 (register_edge_assert_for_1): Adjust for the change in
23360 register_edge_assert_for_2.
23361 (register_edge_assert_for): Split the cond argument.
23362 (find_switch_asserts): Adjust for the change in
23363 register_edge_assert_for.
23365 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23367 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23368 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23369 offsets for 64-bit mingw.
23370 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23371 abi for x86_64-pc-mingw.
23373 2008-04-02 Richard Guenther <rguenther@suse.de>
23375 * tree-vrp.c (extract_range_from_assert): Make sure to not
23376 produce range min/max with TREE_OVERFOW set.
23377 If merging a anti-range and a range keep the anti-range if
23378 the range covers all values of the type.
23379 (register_edge_assert_for_2): Only allow sign-changing
23380 conversions in detecting canonical range checks. Also
23381 register an assert for the unsigned name if useful.
23383 PR tree-optimization/35787
23384 * tree-vrp.c (vrp_val_max): New function.
23385 (vrp_val_min): Likewise.
23386 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23387 (vrp_val_is_min): Likewise.
23388 (supports_overflow_infinity): Use vrp_val_{min,max}.
23389 (negative_overflow_infinity): Likewise.
23390 (positive_overflow_infinity): Likewise.
23391 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23392 (is_positive_overflow_infinity): Likewise.
23393 (is_overflow_infinity): Likewise.
23394 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23395 vrp_val_is_{min,max}.
23396 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23397 to ranges if possible. Avoid empty ranges.
23399 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23401 PR middle-end/35705
23402 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23403 the expression is a function address.
23405 2008-04-01 George Helffrich <george@gcc.gnu.org>
23407 PR fortran/35154, fortran/23057
23408 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23409 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23410 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23411 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23413 (dbxout_syms): Check for COMMON-based symbol and wrap in
23414 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23415 in bracket for efficiency.
23417 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23418 using DW_TAG_common_block + member offset.
23419 (add_pubname_string): New function.
23420 (dw_expand_expr): New function to find block name and offset for
23422 (common_check): New function to check whether symbol in Fortran COMMON.
23423 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23425 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23428 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23430 2008-04-02 Ben Elliston <bje@au.ibm.com>
23432 * config/v850/v850.md (casesi): Remove if (0) code.
23433 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23434 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23436 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23438 * config/i386/i386.md (rex64suffix): New mode attribute.
23439 (floathi<mode>2): Disable expander for SSE math.
23440 (*floathi<mode>2_1): New insn insn_and_split pattern.
23441 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23442 corresponding post-reload splitters.
23443 (*floathi<mode>2_i387): New macroized insn pattern.
23444 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23445 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23446 insn_and_split pattern.
23447 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23448 New macroized instruction patterns and corresponding post-reload
23450 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23451 and corresponding post-reload splitters.
23452 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23453 New macroized instruction patterns.
23454 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23455 macroized instruction patterns and corresponding post-reload splitters.
23456 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23457 corresponding post-reload splitters.
23458 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23459 New macroized instruction patterns.
23460 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23461 corresponding post-reload splitters.
23462 (*floatsi<mode>2_i387): New macroized instruction patterns.
23464 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23466 * config/i386/i386.md (smaxmin): New.
23467 (umaxmin): Likewise.
23468 (maxminiprefix): Likewise.
23469 (maxminfprefix): Likewise.
23470 (<code><mode>3): Likewise.
23471 (smin<mode>3): Removed.
23472 (smax<mode>3): Likewise.
23474 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23475 (mmx_<code>v4hi3): Likewise.
23476 (mmx_<code>v8qi3): Likewise.
23477 (mmx_smaxv2sf3): Removed.
23478 (mmx_sminv2sf3): Likewise.
23479 (mmx_umaxv8qi3): Likewise.
23480 (mmx_smaxv4hi3): Likewise.
23481 (mmx_uminv8qi3): Likewise.
23482 (mmx_sminv4hi3): Likewise.
23484 * config/i386/sse.md (<addsub><mode>3): New.
23485 (*<addsub><mode>3): Likewise.
23486 (<sse>_vm<addsub><mode>3): Likewise.
23487 (<maxmin><mode>3): Likewise.
23488 (*<maxmin><mode>3_finite): Likewise.
23489 (*<maxmin><mode>3): Likewise.
23490 (<sse>_vm<maxmin><mode>3): Likewise.
23491 (sse3_h<addsub>v4sf3): Likewise.
23492 (sse3_h<addsub>v2df3): Likewise.
23493 (<maxmin>v16qi3): Likewise.
23494 (*<maxmin>v16qi3): Likewise.
23495 (<maxmin>v8hi3): Likewise.
23496 (*<maxmin>v8hi3): Likewise.
23497 (*sse4_1_<maxmin><mode>3): Likewise.
23498 (*sse4_1_<maxmin><mode>3): Likewise.
23499 (add<mode>3): Removed.
23500 (*add<mode>3): Likewise.
23501 (<sse>_vmadd<mode>3): Likewise.
23502 (sub<mode>3): Likewise.
23503 (*sub<mode>3): Likewise.
23504 (<sse>_vmsub<mode>3): Likewise.
23505 (smin<mode>3): Likewise.
23506 (*smin<mode>3_finite): Likewise.
23507 (*smin<mode>3): Likewise.
23508 (<sse>_vmsmin<mode>3): Likewise.
23509 (smax<mode>3): Likewise.
23510 (*smax<mode>3_finite): Likewise.
23511 (*smax<mode>3): Likewise.
23512 (<sse>_vmsmax<mode>3): Likewise.
23513 (sse3_haddv4sf3): Likewise.
23514 (sse3_haddv2df3): Likewise.
23515 (sse3_hsubv4sf3): Likewise.
23516 (sse3_hsubv2df3): Likewise.
23517 (umaxv16qi3): Likewise.
23518 (*umaxv16qi3): Likewise.
23519 (smaxv8hi3): Likewise.
23520 (*smaxv8hi3): Likewise.
23521 (*sse4_1_smax<mode>3): Likewise.
23522 (*sse4_1_umax<mode>3): Likewise.
23523 (uminv16qi3): Likewise.
23524 (*uminv16qi3): Likewise.
23525 (sminv8hi3): Likewise.
23526 (*sminv8hi3): Likewise.
23527 (*sse4_1_smin<mode>3): Likewise.
23528 (*sse4_1_umin<mode>3): Likewise.
23530 2008-04-01 Rafael Espíndola <espindola@google.com>
23532 * tree-cfg.c (verify_expr): remove in_phi.
23533 (verify_stmt): Don't call walk_tree with verify_expr. Use
23534 is_gimple_min_invariant instead of is_gimple_val.
23536 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23538 * doc/include/gpl_v3.texi: Update for manpage generation.
23539 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23541 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23542 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23543 gpl_v3.texi instead of gpl.texi.
23546 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23549 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23551 2008-04-01 Rafael Espíndola <espindola@google.com>
23553 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23554 (extract_code_and_val_from_cond): Use
23555 extract_code_and_val_from_cond_with_ops.
23557 2008-04-01 Jan Hubicka <jh@suse.cz>
23559 * function.c (free_after_compilation): Free epilogue_delay_list.
23560 (prepare_function_start): Assert that previous compilation was freed.
23562 2008-04-01 Jan Hubicka <jh@suse.cz>
23563 Jim Wilson <wilson@tuliptree.org>
23564 Andreas Tobler <andreast@gcc.gnu.org>
23566 PR middle-end/35781
23567 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23568 rtl.emit instead cfun->emit.
23569 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23570 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23572 2008-04-01 Ben Elliston <bje@au.ibm.com>
23574 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23576 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23578 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23580 (fprofile-use): Add var flag_profile_use
23581 * coverage.c (coverage_begin_output): Do not open a gcno file for
23582 output only if -ftest-coverage is set.
23583 Do not add getpwd() to gcda file path.
23584 (build_gcov_info): Check the new flag
23585 flag_profile_datafile_relative_path.
23586 (coverage_init): Use profile_data_prefix.
23587 Read profile counter only if flag_profile_use is set.
23588 * opts.c (common_handle_option): New option fprofile-use=,
23589 fprofile-dir=, fprofile-generate=.
23590 * toplev.c (profile_data_prefix): New variable definition.
23591 * toplev.h (profile_data_prefix): New declaration.
23592 * doc/invoke.tex (Option Summary, Optimization Options):
23595 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23597 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23598 use tmp consistently.
23601 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23602 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23603 UNSPEC_FR_RECIP_APPROX_RES.
23604 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23606 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23609 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23611 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23613 PR middle-end/30186
23614 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23615 element of the vector via a pointer.
23617 2008-03-31 Ian Lance Taylor <iant@google.com>
23619 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23621 2008-03-31 Jan Hubicka <jh@suse.cz>
23623 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23624 get_arg_pointer_save_area.
23625 * expr.c (init_expr): Just clear out rtl.expr.
23626 * function.c (free_after_compilation): Clear out whole RTL structure.
23627 (get_func_frame_size): Merge into ...
23628 (get_frame_size): ... this one.
23629 (assign_stack_local_1): Merge into ...
23630 (assign_stack_local): ... this one.
23631 (expand_function_end): Update call of get_arg_pointer_save_area.
23632 (get_art_pointer_save_area): Remove cfun argument.
23633 * function.h (emit_status): regno_pointer_align does not need length
23634 attribute. Move x_regno_reg_rtx to ...
23635 (regno_reg_rtx): ... new global array.
23636 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23637 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23638 apply_args_value, forced_labels, stack_pointer_delta):
23640 (struct varasm_status): Move here from varasm.c
23641 (struct rtl_data): New. Move here some fields from struct function.
23642 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23643 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23644 used_temp_slots avail_temp_slots, temp_slot_level,
23645 nonlocal_goto_handler_labels): Update accesstors.
23646 (rtl): New global variable.
23647 (struct function): Move some fileds to rtl_data.
23648 (get_arg_pointer_save_area): Update prototype.
23649 * emit-rtl.c (rtl): Declare.
23650 (regno_reg_rtx): Declare.
23651 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23653 (gen_reg_rtx): Update.
23654 (init_virtual_regs): Do not tate emit_status argument.
23655 (init_emit): Do not allocate emit.
23656 * varasm.c (varasm_statuc): Move to function.h.
23657 (n_deferred_constatns): Update accestor.
23658 (init_varasm_status): Do not allocate varasm_status.
23659 (force_const_mem, get_pool_size, output_constant_pool): Update.
23660 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23661 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23663 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23665 PR rtl-optimization/35729
23666 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23669 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23672 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23673 load/store if memory is unaligned.
23674 (*movti_rex64): Likewise.
23676 * config/i386/predicates.md (misaligned_operand): New.
23678 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23681 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23684 2008-03-31 Jan Beulich <jbeulich@novell.com>
23686 * config/ia64/constraints.md: Add 'j' constraint.
23687 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23688 (movdi_internal): Likewise.
23690 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23693 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23695 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23698 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23699 proper error message for the third argument on blendpd and
23702 * config/i386/sse.md (blendbits): New.
23703 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23705 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23707 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23709 2008-03-30 Richard Guenther <rguenther@suse.de>
23711 PR middle-end/31023
23712 * fold-const.c (fold_sign_changed_comparison): Do leave
23713 conversions to base-types alone.
23715 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23717 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23718 the link register if one altivec register is be saved.
23720 2008-03-30 Ben Elliston <bje@au.ibm.com>
23722 * final.c (final_scan_insn): Remove if (0) code.
23724 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23726 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23728 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23730 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23731 of V4SFmode to ix86_binary_operator_ok.
23733 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23735 * config/i386/i386.c (override_options): Initialize
23736 ix86_veclib_handler to ix86_veclibabi_svml when
23737 -mveclibabi=svml is used.
23738 (ix86_veclibabi_svml): New function for SVML ABI style
23739 vectorization support.
23740 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23742 2008-03-28 Rafael Espíndola <espindola@google.com>
23744 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23745 (tree_binary_nonnegative_warnv_p): Make it public.
23746 (tree_single_nonnegative_warnv_p): Make it public.
23747 (tree_invalid_nonnegative_warnv_p): Make it public.
23748 (tree_unary_nonzero_warnv_p): Make it public.
23749 (tree_binary_nonzero_warnv_p): Make it public
23750 (tree_single_nonzero_warnv_p): Make it public.
23751 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23752 (extract_range_from_binary_expr): Split the expr argument.
23753 (extract_range_from_unary_expr): Split the expr argument.
23754 (extract_range_from_comparison): Split the expr argument.
23755 (extract_range_from_expr): Use the new aux functions.
23756 (vrp_evaluate_conditional_warnv): Use
23757 vrp_evaluate_conditional_warnv_with_ops.
23758 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23759 (tree_binary_nonzero_warnv_p): Declare.
23760 (tree_single_nonzero_warnv_p): Declare.
23761 (tree_expr_nonzero_warnv_p): Declare.
23762 (tree_unary_nonnegative_warnv_p): Declare.
23763 (tree_binary_nonnegative_warnv_p): Declare.
23764 (tree_single_nonnegative_warnv_p): Declare.
23765 (tree_invalid_nonnegative_warnv_p): Declare.
23767 2008-03-28 Richard Guenther <rguenther@suse.de>
23769 PR tree-optimization/30317
23770 PR tree-optimization/30911
23771 PR tree-optimization/34793
23772 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23773 (struct assert_locus_d): New member EXPR.
23774 (register_new_assert_for): Add EXPR parameter to support
23775 ASSERT_EXPR <name, expr OP limit>.
23776 (register_edge_assert_for_1): Adjust callers.
23777 (find_assert_locations): Likewise.
23778 (process_assert_insertions_for): Build condition from expression.
23779 (extract_range_from_assert): Handle ASSERT_EXPRs
23780 of the form ASSERT_EXPR <name, expr OP limit>.
23781 (register_edge_assert_for_2): New helper registering
23782 asserts for comparisons. Recognize range tests of the form
23783 (unsigned)i - CST1 OP CST2.
23784 (register_edge_assert_for_1): Use it.
23785 (register_edge_assert_for): Likewise.
23786 (needs_overflow_infinity): Integer sub-types
23787 do not need overflow infinities.
23788 (vrp_val_is_max): The extreme values of integer sub-types
23789 are those of the base type.
23790 (vrp_val_is_min): Likewise.
23791 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23794 2008-03-28 Nick Clifton <nickc@redhat.com>
23797 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23798 Return GENERAL_REGS for stack adjustment reloads.
23800 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23803 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23804 const_vector when all the vectors are constant.
23806 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23808 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23810 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23811 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23813 (s<code>_sf): Use new scc_sf attribute for opcode names.
23815 2008-03-27 Tom Tromey <tromey@redhat.com>
23817 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23818 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23819 config/spu/t-spu-elf, config/i386/t-interix,
23820 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23821 config/i386/x-darwin, config/i386/x-mingw32,
23822 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23823 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23824 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23825 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23826 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23827 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23828 config/score/t-score-elf, config/arm/t-strongarm-pe,
23829 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23830 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23831 Revert automatic dependency patch.
23833 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23836 * config/i386/i386.c (ix86_function_arg_boundary): Align
23837 decimal floating point to its natural boundary.
23839 2008-03-27 Richard Guenther <rguenther@suse.de>
23841 PR middle-end/35716
23842 * fold-const.c (fold_comparison): Restrict distinct decl
23843 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23844 solely rely on operand_equal_p.
23846 2008-03-27 Richard Guenther <rguenther@suse.de>
23849 * c-common.c (handle_weak_attribute): Reject combination of
23852 2008-03-27 Richard Guenther <rguenther@suse.de>
23854 PR tree-optimization/32810
23855 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23856 conversions from DECL_INITIAL.
23857 (fold_const_aggregate_ref): Likewise from constructor elements.
23859 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23861 * tree-affine.h (aff_combination_expand): Declare.
23862 (get_inner_reference_aff): Likewise.
23863 * tree-affine.c (aff_combination_expand): Split out from
23864 tree_to_aff_combination_expand.
23865 (get_inner_reference_aff): New function.
23866 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23867 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23868 (struct lim_aux_data): sm_done field removed.
23869 (mem_ref_loc_p, mem_ref_locs_p): New types.
23870 (struct mem_ref): Added id, stored, accesses_in_loop,
23871 indep_loop, dep_loop, indep_ref, dep_ref fields.
23872 Removed is_stored, locs and next fields.
23873 (memory_accesses): New variable.
23874 (movement_possibility): Do not allow moving statements
23875 that store to memory.
23876 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23878 (determine_max_movement): For statements with memory references,
23879 find the outermost loop in that the reference is independent.
23880 (move_computations_stmt): Mark the virtual operands for renaming.
23881 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23882 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23883 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23884 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23885 create_vop_ref_mapping, analyze_memory_references,
23886 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23887 get_all_locs_in_loop, ref_always_accessed_p,
23888 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23889 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23890 store_motion_loop, store_motion): New functions.
23891 (struct vop_to_refs_elt): New type.
23892 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23893 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23894 (schedule_sm): Replaced by...
23895 (execute_sm): ... this.
23896 (determine_lsm_ref, hoist_memory_references,
23897 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23898 find_more_ref_vops, free_mem_ref, free_mem_refs,
23899 determine_lsm_loop, determine_lsm): Removed.
23900 (tree_ssa_lim_finalize): Free data structures used by store motion.
23901 (tree_ssa_lim): Call analyze_memory_references. Use
23902 store_motion instead of determine_lsm.
23904 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23906 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23907 rename tmake_file to m68hc11/t-m68hc11.
23908 (mcore): Set inhibit_libc to true.
23909 * config.host (alpha*-dec-*vms*): Set extra_programs.
23910 (interix3*): Don't use host_xmake_file.
23911 * configure.ac: Let config.gcc override inhibit_libc.
23912 * configure: Regenerate.
23914 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23915 * config/t-openbsd-thread: Remove commented out lines.
23917 * config/x-interix: Remove.
23919 * config/m68hc11/t-m68hc11-gas: Rename to...
23920 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23922 * config/mcore/t-mcore: Remove T_CFLAGS.
23923 * config/mcore/t-mcore-pe: Likewise.
23925 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23927 * configure.ac: Replace custom __GNU_SOURCE test with
23928 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23929 * aclocal.m4: Regenerate.
23930 * configure: Regenerate.
23931 * config.in: Regenerate.
23933 2008-03-27 Richard Guenther <rguenther@suse.de>
23935 * fold-const.c (target.h): Include.
23936 (fold_comparison): Fold comparison of addresses of decls
23937 that bind locally or of constants. Consolidate address folding code.
23938 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23939 results from fold_binary_to_constant.
23940 (compare_values_warnv): Likewise.
23942 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23944 PR middle-end/35429
23945 * fold-const.c (fold_truthop): Check for integeral types when folding
23946 a == 0 && b == 0 and a != 0 || b != 0 .
23948 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23950 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23952 2008-03-26 Andreas Schwab <schwab@suse.de>
23954 * doc/invoke.texi: Fix use of @item vs. @itemx.
23956 2008-03-26 Tom Tromey <tromey@redhat.com>
23958 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23959 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23960 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23961 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23962 build/genconstants.o, build/genemit.o, build/genextract.o,
23963 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23964 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23967 2008-03-26 Richard Guenther <rguenther@suse.de>
23970 2008-03-26 Richard Guenther <rguenther@suse.de>
23972 * fold-const.c (target.h): Include.
23973 (fold_comparison): Fold comparison of addresses of two decls
23974 that bind locally. Consolidate address folding code.
23976 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23978 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23979 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23980 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23981 dconstsqrt2, dconstthird, dconste and/or dconst10.
23982 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23983 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23984 dconstsqrt2, dconste): Delete.
23985 (init_emit_once): Likewise. Simplify initializing dconstm1.
23987 * real.c (get_real_const): New.
23988 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23989 dconstsqrt2, dconste): Delete.
23990 (real_value_const, get_real_const): New.
23992 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23994 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23996 * config/i386/i386.c (ix86_function_arg_boundary): Check
23997 BIGGEST_ALIGNMENT instead of 128.
23998 (setup_incoming_varargs_64): Likewise.
24000 2008-03-26 Tom Tromey <tromey@redhat.com>
24002 * Makefile.in (DEPFILES): Add missing '/'.
24004 2008-03-26 Richard Guenther <rguenther@suse.de>
24006 * fold-const.c (target.h): Include.
24007 (fold_comparison): Fold comparison of addresses of two decls
24008 that bind locally. Consolidate address folding code.
24010 2008-03-26 Nick Clifton <nickc@redhat.com>
24013 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
24014 not allow INT+INT as a legitimate addressing mode.
24016 2008-03-26 Richard Guenther <rguenther@suse.de>
24018 * tree-flow.h (widen_bitfield): Remove declaration.
24019 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24020 (widen_bitfield): Remove function.
24021 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24024 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24027 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24030 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24032 PR rtl-optimization/35232
24033 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24034 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24035 reg_reloaded_call_part_clobbered here.
24036 (reload_regs_reach_end_p): New function.
24037 (reload_reg_rtx_for_input): New variable.
24038 (reload_reg_rtx_for_output): Likewise.
24039 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24040 when reassigning a pseudo register. Load reloadreg from
24041 reload_reg_rtx_for_input, moving the mode and register
24043 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24044 instead of the original when deciding whether an input reload
24045 would be a no-op or whether an output reload can be deleted.
24046 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24047 when setting up new_spill_reg_store. Load it from
24048 reload_reg_rtx_for_output, moving the mode and register
24050 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24051 instead of the original when deciding whether an output reload
24052 would be a no-op. Do the same when modifying insn notes.
24053 Use rtx_equal_p instead of == to compare the registers.
24054 (inherit_piecemeal_p): Take a mode and two register numbers
24056 (emit_reload_insns): Clear new_spill_reg_store for every hard
24057 register in the reload register. Remove spill registers
24058 from reg_reloaded_valid before considering whether to record
24059 inheritance information for them. Use reload_reg_rtx_for_output
24060 instead of reg_rtx when recording output reloads. Use
24061 reload_reg_rtx_for_input instead of reg_rtx when recording
24062 input reloads. Set or clear reg_reloaded_call_part_clobbered
24063 at the same time as setting reg_reloaded_valid.
24064 (delete_output_reload): Add a new_reload_reg parameter and use it
24065 instead of rld[j].reg_rtx.
24066 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24069 2008-03-25 Tom Tromey <tromey@redhat.com>
24071 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24072 (build/genattr.o): Likewise.
24073 (build/genattrtab.o): Likewise.
24074 (build/gencodes.o): Likewise.
24075 (build/genconfig.o): Likewise.
24076 (build/genconstants.o): Likewise.
24077 (build/genemit.o): Likewise.
24078 (build/genextract.o): Likewise.
24079 (build/genflags.o): Likewise.
24081 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24083 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24084 instead of size_int for integer types.
24085 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24086 to match type of MINUS_EXPR.
24088 2008-03-25 Tom Tromey <tromey@redhat.com>
24090 * configure: Rebuilt.
24091 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24094 2008-03-25 Tom Tromey <tromey@redhat.com>
24096 * config/x-solaris (host-solaris.o): Update.
24097 * config/x-linux (host-linux.o): Update.
24098 * config/x-hpux (host-hpux.o): Update.
24099 * config/x-darwin (host-darwin.o): Update.
24100 * config/v850/t-v850e (v850-c.o): Update.
24101 * config/v850/t-v850 (v850-c.o): Update.
24102 * config/t-vxworks (vxworks.o): Update.
24103 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24104 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24105 * config/spu/t-spu-elf (spu-c.o): Update.
24107 * config/sh/t-symbian (sh-c.o): Update.
24108 (symbian.o): Update.
24109 * config/sh/t-sh (sh-c.o): Update.
24110 * config/score/t-score-elf (score7.o, score3.o): Update.
24111 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24112 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24113 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24114 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24115 (rs6000.o): Remove.
24116 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24117 * config/m32c/t-m32c (m32c-pragma.o): Update.
24118 * config/ia64/t-ia64 (ia64-c.o): Update.
24119 * config/i386/x-mingw32 (host-mingw32.o): Update.
24120 * config/i386/x-i386 (driver-i386.o): Update.
24121 * config/i386/x-darwin (host-i386-darwin.o): Update.
24122 * config/i386/x-cygwin (host-cygwin.o): Update.
24123 * config/i386/t-nwld (nwld.o): Update.
24124 * config/i386/t-netware (netware.o): Update.
24125 * config/i386/t-interix (winnt.o): Update.
24126 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24127 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24128 msformat-c.o): Update.
24129 * config/bfin/t-bfin-linux (generated_files): Add
24130 linux-sysroot-suffix.h.
24131 * config/arm/t-wince-pe (pe.o): Update.
24132 * config/arm/t-strongarm-pe (pe.o): Update.
24133 * config/arm/t-pe (pe.o): Update.
24134 * config/arm/t-arm (arm-c.o): Update.
24135 * doc/install.texi (Prerequisites): Require make 3.80.
24136 * Makefile.in: Remove .o targets.
24137 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24138 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24139 (simple_generated_h, simple_generated_c): Move earlier.
24140 (generated_files): New variable.
24141 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24142 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24143 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24144 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24145 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24146 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24147 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24148 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24149 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24150 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24151 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24152 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24154 (COMPILE.base, COMPILE): New variables.
24155 (%.o): New pattern rule.
24156 (ALL_HOST_OBJS): New variable.
24157 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24158 (dummy-checksum.o, cc1-checksum.o): Remove.
24159 (DRIVER_SHLIB): New variable.
24160 (DRIVER_DEFINES): Use it.
24161 (gencondmd.c): Move out of build/.
24162 (s-conditions): Update.
24163 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24164 (ALL_BUILD_OBJS): Likewise.
24165 (build/%.o): Use BUILDCOMPILE.
24166 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24167 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24168 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24169 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24170 build/genconfig.o, build/genconstants.o, build/genemit.o,
24171 build/genextract.o, build/genflags.o, build/genmddeps.o,
24172 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24173 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24174 build/gen-protos.o, build/scan.o, build/fix-header.o,
24175 build/scan-decls.o): Simplify.
24176 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24177 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24178 prefix.o, toplev.o): Reduce to variable setting.
24179 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24180 ($(out_object_file), gcc-options.o): New targets.
24181 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24182 * configure: Rebuilt.
24183 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24184 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24186 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24188 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24189 complain when we hit an error, return ERROR_MARK_NODE.
24191 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24193 * config/sh/constraints.md (Pso, Psz): New constraints.
24194 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24195 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24197 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24199 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24200 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24202 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24204 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24205 (prefetch_sh2a): New.
24207 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24208 Naveen.H.S <naveen.hs@kpitcummins.com>
24210 * config/sh/constraints.md (I28): New constraint.
24211 * config/sh/sh.c (broken_move): Add support for movi20s.
24212 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24214 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24215 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24216 Naveen.H.S <naveen.hs@kpitcummins.com>
24218 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24219 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24220 (print_operand): Handle resbank in %@ operand code.
24221 (sh_encode_section_info): New.
24222 (push_regs): Add conditions for resbank.
24223 (sh_expand_epilogue): Likewise.
24224 (sh_insert_attributes): Likewise.
24225 (sh_attribute_table): Likewise.
24226 (sh_handle_resbank_handler_attribute): New.
24227 (sh2a_handle_function_vector_handler_attribute): New.
24228 (sh2a_is_function_vector_call): New.
24229 (sh2a_get_function_vector_number): New.
24230 (sh2a_function_vector_p): New.
24231 (sh_cfun_resbank_handler_p): New.
24232 * config/sh/sh.md (calli): Emit jsr/n if possible.
24233 (calli_tbr_rel): New.
24234 (calli_pcrel): Emit jsr/n if possible.
24235 (return_i): Emit rts/n if possible.
24236 (call_valuei_tbr_rel): New.
24237 (call_valuei_pcrel): Add condition for SH2A target.
24238 (call_value): Likewise.
24239 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24240 (sh2a_get_function_vector_number): Likewise.
24241 (sh2a_is_function_vector_call): Likewise.
24242 * doc/extend.texi: Document TBR relative addressing of SH2A.
24243 (resbank): Add description for SH2A.
24245 2008-03-24 Richard Guenther <rguenther@suse.de>
24248 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24249 pointer assignments change conversions according to middle-end rules.
24250 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24251 * configure.ac: Include type checking in yes.
24252 * configure: Regenerate.
24254 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24256 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24257 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24259 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24261 * gthr-vxworks.h (UNUSED): Define.
24263 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24265 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24267 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24269 * doc/extend.texi (Function Attributes): Add missing comma in the
24270 example of the "alloc_size" attribute.
24272 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24275 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24277 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24280 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24283 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24284 of the underlying type of a MS bitfield layout to the natural
24285 alignment of the type.
24287 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24289 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24290 to their natural alignment to avoid store forwarding stalls.
24292 2008-03-22 Richard Guenther <rguenther@suse.de>
24294 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24295 For PHI nodes verify the address is invariant.
24296 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24297 (get_symbol_constant_value): Use is_gimple_min_invariant.
24298 (maybe_fold_stmt_indirect): Likewise.
24300 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24302 PR rtl-optimization/33927
24303 * Makefile.in (dse.o): Depend on $(TM_P_H).
24304 * expr.h (extract_low_bits): Declare.
24305 * expmed.c (extract_low_bits): New function.
24306 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24307 * dse.c: Include tm_p.h.
24308 (find_shift_sequence): Remove the read_reg argument and return the
24309 read value. Emit the instructions instead of returning them.
24310 Iterate on new_mode rather than calculating it each time.
24311 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24312 source to NEW_MODE and extract_low_bits to convert the shifted
24313 value to READ_MODE.
24314 (replace_read): Allow the load and store to have different mode
24315 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24316 or extraction instructions before trying the replacement. Update
24317 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24319 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24321 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24322 to their natural alignment to avoid store forwarding stalls.
24324 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24327 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24328 encouraging but not allowing gprs for input;
24329 change the input constraint to !f#r.
24330 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24332 change the output constraint to !f#r.
24334 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24337 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24338 corresponding post-reload splitters.
24339 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24340 when x87 FP math is selected.
24341 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24342 New function prototype.
24343 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24344 unreachable function to ease macroization of insn patterns.
24346 2008-03-21 Martin Jambor <mjambor@suse.cz>
24348 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24349 reference dumps if ddr is NULL or dependence is unknown.
24351 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24353 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24354 unsigned extension into account.
24355 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24356 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24357 Do computations on a scratch register.
24359 2008-03-21 Richard Guenther <rguenther@suse.de>
24361 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24362 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24363 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24364 * tree-ssa-dom.c (record_equality): Likewise.
24365 * tree-inline.c (copy_body_r): Likewise.
24366 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24369 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24371 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24372 as 'delete_unused' argument.
24374 2008-03-20 Richard Guenther <rguenther@suse.de>
24376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24377 special casing of constant qualifiers.
24378 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24379 care about them in general.
24380 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24381 regardless of their type.
24382 (fold_stmt_r): Forcefully fold *& if we end up with that.
24384 2008-03-20 Paul Brook <paul@codesourcery.com>
24386 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24387 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24389 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24391 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24392 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24394 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24396 * common.opt (Wmudflap): New option.
24397 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24398 (mx_register_decls): Likewise.
24399 (mudflap_finish_file): Likewise.
24400 * doc/invoke.texi: Document -Wno-mudflap.
24402 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24404 * c-format.c (replace_format_name_to_system_name): New.
24405 (cmp_attribs): New.
24406 (convert_format_name_to_system_name): New.
24407 (decode_format_attr): Add use of convert_format_name_to_system_name.
24408 (format_types_orig): Add gnu_ prefix to names.
24409 (check_format_info_main): Special treating of \0 escaped names for
24410 supporting multi-character format specifiers as I32, I64.
24411 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24412 (gnu_target_overrides_format_attributes): New.
24413 * c-format.h: Add structure target_ovr_attr to hold
24414 system specific formatter names.
24415 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24416 msformat-c.o file to c_target_objs and cxx_target_objs.
24417 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24418 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24419 (TARGET_N_FORMAT_TYPES): New.
24420 * config/i386/msformat-c.c: New.
24421 * config/i386/t-cygming: Add build rule for msformat-c.o.
24422 * doc/extend.texi: Add new format names gnu_* and ms_* and
24424 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24426 2008-03-20 Ira Rosen <irar@il.ibm.com>
24428 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24429 optimizations turned on under -O3.
24430 (ftree-vectorize): Add that the flag is turned on with -O3.
24432 2008-03-20 Ben Elliston <bje@au.ibm.com>
24434 * regmove.c (try_auto_increment): Fix spelling error in comment.
24435 * final.c (final_scan_insn): Likewise.
24437 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24440 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24441 allocator preferences for "y" and "r" class registers.
24442 ("*mov<mode>_internal"): Ditto.
24443 ("*movv2sf_internal_rex64"): Ditto.
24444 ("*movv2sf_internal"): Ditto.
24446 2008-03-19 Michael Matz <matz@suse.de>
24448 PR middle-end/35616
24449 * calls.c (expand_call): Check overlap of arguments with call
24450 address for sibcalls.
24452 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24455 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24456 of the underlying type of a MS bitfield layout to the natural
24457 alignment of the type.
24459 2008-03-19 Jan Hubicka <jh@suse.cz>
24462 * toplev.c (decode_d_option): Handle all CPP flags.
24463 * tree-vrp.c: Update tree_pass descriptors.
24464 * regrename.c: Update tree_pass descriptors.
24465 * fwprop.c: Update tree_pass descriptors.
24466 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24467 * tree-into-ssa.c: Update tree_pass descriptors.
24468 * tree-dump.c: Update tree_pass descriptors.
24469 * tree-complex.c: Update tree_pass descriptors.
24470 * tree-dump.h: Update tree_pass descriptors.
24471 * see.c: Update tree_pass descriptors.
24472 * cgraphbuild.c: Update tree_pass descriptors.
24473 * tracer.c: Update tree_pass descriptors.
24474 * tree-loop-distribution.c: Update tree_pass descriptors.
24475 * cgraph.c: Update tree_pass descriptors.
24476 * postreload-gcse.c: Update tree_pass descriptors.
24477 * postreload.c: Update tree_pass descriptors.
24478 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24479 * tree-tailcall.c: Update tree_pass descriptors.
24480 * tree-pass.h (tree_opt_pass): Rename to ...
24481 (opt_pass) ... this one; add "type" field and remove letter field.
24482 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24483 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24484 all_lowering_passes): Update declaration.
24485 * ipa-cp.c: Update tree_pass descriptors.
24486 * final.c: Update tree_pass descriptors.
24487 * omp-low.c: Update tree_pass descriptors.
24488 * tree-ssa-dse.c: Update tree_pass descriptors.
24489 * ipa-reference.c: Update tree_pass descriptors.
24490 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24491 * auto-inc-dec.c: Update tree_pass descriptors.
24492 * reorg.c: Update tree_pass descriptors.
24493 * cgraphunit.c: Update tree_pass descriptors.
24494 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24495 * tree-ssa-ccp.c: Update tree_pass descriptors.
24496 * df-core.c: Update tree_pass descriptors.
24497 * mode-switching.c: Update tree_pass descriptors.
24498 * tree-nomudflap.c: Update tree_pass descriptors.
24499 * modulo-sched.c: Update tree_pass descriptors.
24500 * ipa-pure-const.c: Update tree_pass descriptors.
24501 * cse.c: Update tree_pass descriptors.
24502 * web.c: Update tree_pass descriptors.
24503 * tree-stdarg.c: Update tree_pass descriptors.
24504 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24505 * tree-ssa-dom.c: Update tree_pass descriptors.
24506 * tree-nrv.c: Update tree_pass descriptors.
24507 * tree-ssa-alias.c: Update tree_pass descriptors.
24508 * loop-init.c: Update tree_pass descriptors.
24509 * gimple-low.c: Update tree_pass descriptors.
24510 * ipa-inline.c: Update tree_pass descriptors.
24511 * tree-ssa-sink.c: Update tree_pass descriptors.
24512 * global.c: Update tree_pass descriptors.
24513 * ifcvt.c: Update tree_pass descriptors.
24514 * jump.c: Update tree_pass descriptors.
24515 * predict.c: Update tree_pass descriptors.
24516 * tree-ssa-loop.c: Update tree_pass descriptors.
24517 * recog.c: Update tree_pass descriptors.
24518 * dse.c: Update tree_pass descriptors.
24519 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24520 * tree-eh.c: Update tree_pass descriptors.
24521 * regmove.c: Update tree_pass descriptors.
24523 * function.c: Update tree_pass descriptors.
24524 * tree-vectorizer.c: Update tree_pass descriptors.
24525 * gcse.c: Update tree_pass descriptors.
24526 * ipa-type-escape.c: Update tree_pass descriptors.
24527 * tree-if-conv.c: Update tree_pass descriptors.
24528 * init-regs.c: Update tree_pass descriptors.
24529 * ipa.c: Update tree_pass descriptors.
24530 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24531 * rtl-factoring.c: Update tree_pass descriptors.
24532 * lower-subreg.c: Update tree_pass descriptors.
24533 * bt-load.c: Update tree_pass descriptors.
24534 * tree-dfa.c: Update tree_pass descriptors.
24535 * except.c: Update tree_pass descriptors.
24536 * emit-rtl.c: Update tree_pass descriptors.
24537 * cfgexpand.c: Update tree_pass descriptors.
24538 * tree-cfgcleanup.c: Update tree_pass descriptors.
24539 * cfgcleanup.c: Update tree_pass descriptors.
24540 * tree-ssa-pre.c: Update tree_pass descriptors.
24541 * tree-sra.c: Update tree_pass descriptors.
24542 * tree-mudflap.c: Update tree_pass descriptors.
24543 * tree-ssa-copy.c: Update tree_pass descriptors.
24544 * cfglayout.c: Update tree_pass descriptors.
24545 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24546 * tree-ssa-dce.c: Update tree_pass descriptors.
24547 * tree-ssa.c: Update tree_pass descriptors.
24548 * regclass.c: Update tree_pass descriptors.
24549 * integrate.c: Update tree_pass descriptors.
24550 * tree-optimize.c: Update tree_pass descriptors.
24551 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24552 * tree-object-size.c: Update tree_pass descriptors.
24553 * combine.c: Update tree_pass descriptors.
24554 * tree-outof-ssa.c: Update tree_pass descriptors.
24555 * bb-reorder.c: Update tree_pass descriptors.
24556 * stack-ptr-mod.c: Update tree_pass descriptors.
24557 * var-tracking.c: Update tree_pass descriptors.
24558 * tree-profile.c: Update tree_pass descriptors.
24559 * tree-vect-generic.c: Update tree_pass descriptors.
24560 * reg-stack.c: Update tree_pass descriptors.
24561 * sched-rgn.c: Update tree_pass descriptors.
24562 * tree-ssa-structalias.c: Update tree_pass descriptors.
24563 * tree-cfg.c: Update tree_pass descriptors.
24564 * passes.c (current_pass): Update declaration.
24565 (finish_optimization_passes): Update.
24566 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24567 (register_one_dump_file, register_dump_files_1, next_pass_1):
24569 (init_optimization_passes): Update handling of new types.
24570 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24571 * ipa-struct-reorg.c: Update tree_pass descriptors.
24572 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24573 * combine-stack-adj.c: Update tree_pass descriptors.
24574 * cfgrtl.c: Update tree_pass descriptors.
24575 * dce.c: Update tree_pass descriptors.
24576 * tree-ssanames.c: Update tree_pass descriptors.
24578 2008-03-19 Richard Guenther <rguenther@suse.de>
24580 PR middle-end/35609
24581 * tree-ssa.c (walk_data): New structure.
24582 (warn_uninitialized_var): If not always_executed warn with "maybe"
24584 (execute_early_warn_uninitialized): Compute post-dominators.
24585 Initialize always_executed before processing each basic block.
24587 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24590 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24591 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24593 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24595 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24597 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24599 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24601 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24602 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24603 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24604 target after ignore has been set, and move there also the commputation
24605 of subtarget and original_target.
24606 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24607 (LANG_HOOKS_INITIALIZER): Remove it.
24608 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24610 2008-03-18 Richard Guenther <rguenther@suse.de>
24612 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24613 found an expression with constants, note that in the VN for the lhs.
24614 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24615 fold them to constants if possible. Run cleanup_cfg if done so.
24616 (execute_pre): Return todo.
24617 (do_pre): Likewise.
24618 (execute_fre): Likewise.
24619 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24621 (get_prop_source_stmt): Look through pointer conversions.
24623 2008-03-18 Jan Hubicka <jh@suse.cz>
24625 * tree-pretty-print.c: Include predict.h.
24626 (dump_generic_node): Dump predictor.
24627 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24628 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24629 * gimple-low.c (lower_stmt): Likewise.
24630 * expr.c (expand_expr_real): Likewise.
24631 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24633 (build_predict_expr, build_predict_expr): New.
24634 * predict.h (predictor_name, build_predict_expr): Update.
24635 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24636 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24637 * predict.def (PRED_CONTINUE): Update hitrate.
24638 * tree.def (PREDICT_EXPR): Define.
24639 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24640 do not handle BIND_EXPR.
24641 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24642 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24643 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24646 2008-03-18 Michael Matz <matz@suse.de>
24648 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24650 2008-03-18 Richard Guenther <rguenther@suse.de>
24652 * tree-gimple.h (is_gimple_invariant_address): Declare.
24653 (is_gimple_constant): Likewise.
24654 * tree-gimple.c (is_gimple_constant): New function.
24655 (is_gimple_invariant_address): Likewise.
24656 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24657 and is_gimple_invariant_address.
24658 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24660 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24661 an addressable base.
24663 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24665 PR middle-end/35611
24666 * gimplify.c (gimplify_expr): Gimplify second operand of
24669 2008-03-17 Richard Guenther <rguenther@suse.de>
24671 PR tree-optimization/19637
24672 * fold-const.c (fold_unary): Remove restrictions of removing
24673 intermediate pointer-conversions (P2)(P1)P0.
24674 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24675 conversion to void pointer.
24676 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24678 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24681 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24682 emulated thread local variables.
24684 2008-03-16 Richard Guenther <rguenther@suse.de>
24686 PR middle-end/35607
24687 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24688 expand TREE_INVARIANT operations that are not gimple invariant.
24690 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24692 * doc/extend.texi (Alignment): Say that the ABI controls
24693 the __alignof__ for non-strict-alignment targets rather
24694 than being a recommendation.
24696 2008-03-15 Paul Brook <paul@codesourcery.com>
24698 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24700 (arm_output_fn_unwind): Mark functions that can not be unwound.
24702 2008-03-15 Paul Brook <paul@codesourcery.com>
24704 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24705 extension instructions.
24707 2008-03-15 Richard Guenther <rguenther@suse.de>
24709 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24710 and fold constant aggregate refs.
24711 (fold_const_aggregate_ref): Handle string constants
24712 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24713 (evaluate_stmt): Simplify now that ccp_fold folds constant
24716 2008-03-15 Paul Brook <paul@codesourcery.com>
24718 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24719 (extzv): Use gen_extzv_t2.
24720 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24722 2008-03-15 Richard Guenther <rguenther@suse.de>
24724 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24725 (fold_const_aggregate_ref): Likewise.
24726 (get_value): Return NULL if we don't have any values.
24727 (ccp_finalize): Set const_val to NULL after freeing it.
24728 * tree-flow.h (get_symbol_constant_value): Declare.
24729 (fold_const_aggregate_ref): Likewise.
24730 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24732 2008-03-15 Richard Guenther <rguenther@suse.de>
24734 PR middle-end/35593
24735 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24736 to not produce negative array indices if not allowed. Add
24737 parameter to indicate that.
24738 (maybe_fold_offset_to_component_ref): Allow negative array
24739 indices only for the first member of a structure.
24740 (maybe_fold_offset_to_reference): Allow negative array indices.
24741 (maybe_fold_stmt_addition): Likewise.
24743 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24744 Anatoly Sokolov <aesok@post.ru>
24746 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24747 (avr_arch): Add ARCH_AVR6.
24748 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24749 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24750 instead of fixed value 2.
24751 (print_operand_address): Use gs() asm specifier instead of pm().
24752 (avr_assemble_integer): (Ditto.).
24753 (avr_output_addr_vec_elt): (Ditto.).
24754 (print_operand): Handle "!" code.
24755 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24756 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24757 (AVR_HAVE_EIJMP_EICALL): Define.
24758 (AVR_3_BYTE_PC): Redefine.
24759 (AVR_2_BYTE_PC): (Ditto.).
24760 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24761 (LINK_SPEC): Add atmega2560 and atmega2561.
24762 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24764 * config/avr/avr.md (call_insn): Use eicall instead of icall
24765 for 3 byte PC devices.
24766 (call_value_insn): (Ditto.).
24767 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24768 (indirect_jump): Use only for for 2 byte PC devices.
24769 (*tablejump): (Ditto.).
24770 (*indirect_jump_avr6): Add insn.
24771 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24772 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24773 instead of ijmp for 3 byte PC devices.
24774 (__tablejump2__): (Ditto.).
24775 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24776 (MULITLIB_DIRNAMES): (Ditto.).
24777 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24779 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24781 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24782 "sse2_umulsidi3". Use V1DI mode for operand 0.
24783 ("mmx_psadbw"): Use V1DI mode for operand 0.
24784 * config/i386/i386-modes.def (V1SI): New vector mode.
24785 * config/i386/i386.c (struct builtin_description)
24786 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24787 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24788 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24789 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24790 v1di_ftype_v8qi_v8qi type.
24791 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24793 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24794 __builtin_ia32_pmuludq]: Fix the mode of return value.
24796 2008-03-15 Richard Guenther <rguenther@suse.de>
24798 PR middle-end/35595
24799 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24802 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24804 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24805 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24806 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24807 unless TARGET_SERIALIZE_VOLATILE is enabled.
24808 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24809 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24810 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24812 2008-03-14 Richard Guenther <rguenther@suse.de>
24814 PR tree-optimization/34172
24815 * tree-flow.h (refs_may_alias_p): Declare.
24816 (get_single_def_stmt): Likewise.
24817 (get_single_def_stmt_from_phi): Likewise.
24818 (get_single_def_stmt_with_phi): Likewise.
24819 * tree-dfa.c (refs_may_alias_p): New function.
24820 (get_single_def_stmt): Likewise.
24821 (get_single_def_stmt_from_phi): Likewise.
24822 (get_single_def_stmt_with_phi): Likewise.
24823 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24824 (vn_reference_lookup_1): New helper function.
24825 (vn_reference_lookup): Walk the virtual use-def chain to
24826 continue searching for a match if the def does not alias the
24827 reference we are looking for.
24829 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24831 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24832 archive and Perzl. Update The Written Word listing.
24834 2008-03-14 Richard Guenther <rguenther@suse.de>
24836 PR tree-optimization/34043
24837 PR tree-optimization/33989
24838 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24840 (bitmap_find_leader): Use extra argument to verify dominance
24841 relationship inside a basic-block.
24842 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24843 (find_leader_in_sets): Adjust.
24844 (create_component_ref_by_pieces): Take extra argument for
24845 dominance check, handle lookup failures.
24846 (find_or_generate_expression): Likewise.
24847 (create_expression_by_pieces): Likewise.
24848 (insert_into_preds_of_block): Adjust.
24849 (create_value_expr_from): If asked for, verify all operands
24850 are in the blocks AVAIL_OUT set.
24851 (make_values_for_stmt): Check for SSA_NAMEs that are life
24852 over an abnormal edge.
24853 (compute_avail): Remove such check.
24854 (do_SCCVN_insertion): New function.
24855 (eliminate): If we do not find a leader suitable for replacement
24856 insert a replacement expression from SCCVN if available.
24857 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24858 (struct vn_ssa_aux): Add needs_insertion flag.
24859 * tree-ssa-sccvn.c (may_insert): New global flag.
24860 (copy_reference_ops_from_ref): Value-number union member access
24861 based on its size, not type and member if insertion is allowed.
24862 (visit_reference_op_load): For a weak match from union type
24863 punning lookup a view-converted value and insert a SSA_NAME
24864 for that value if that is not found.
24865 (visit_use): Make dumps shorter. Do not disallow value numbering
24866 SSA_NAMEs that are life over an abnormal edge to constants.
24867 (free_scc_vn): Release inserted SSA_NAMEs.
24868 (run_scc_vn): New flag to specify whether insertion is allowed.
24869 Process SSA_NAMEs in forward order.
24870 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24871 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24872 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24873 pointer type to/from integral types that do not change the
24874 precision to regular conversions.
24876 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24878 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24879 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24880 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24881 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24882 input arguments and the mode of return value. Built-in functions
24883 that operate on whole 64-bit MMX register now use V1DI mode.
24885 2008-03-13 Alon Dayan <alond@il.ibm.com>
24886 Olga Golovanevsky <olga@il.ibm.com>
24888 PR tree-optimization/35041
24889 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24890 to locate the right position in a statement.
24892 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24896 * config/i386/xmmintrin.h: Change all static inline functions to
24897 extern inline and add __gnu_inline__ attribute.
24898 * config/i386/bmintrin.h: Ditto.
24899 * config/i386/smmintrin.h: Ditto.
24900 * config/i386/tmmintrin.h: Ditto.
24901 * config/i386/mmintrin-common.h: Ditto.
24902 * config/i386/ammintrin.h: Ditto.
24903 * config/i386/emmintrin.h: Ditto.
24904 * config/i386/pmmintrin.h: Ditto.
24905 * config/i386/mmintrin.h: Ditto.
24906 * config/i386/mm3dnow.h: Ditto.
24908 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24910 PR middle-end/35185
24911 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24912 (lower_omp_2): New function.
24913 (lower_omp_1, lower_omp): Rewritten.
24915 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24918 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24919 with the phrase "Microsoft Windows compilers".
24920 (Push/Pop Macro Pragmas): New subsection. Document
24921 #pragma push_macro and pragma pop_macro.
24923 2008-03-12 Paul Brook <paul@codesourcery.com>
24925 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24927 2008-03-12 Paul Brook <paul@codesourcery.com>
24929 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24930 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24931 (thumb2_addsi_shortim): Rename ...
24932 (thumb2_addsi_short): ... to this. Allow register operands.
24933 (thumb2_subsi_short): New pattern.
24934 (thumb2_one_cmplsi2_short,
24935 thumb2_negsi2_short): New patterns and peepholes.
24937 2008-03-12 Paul Brook <paul@codesourcery.com>
24939 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24941 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24943 * config/i386/i386.md (int_cond): New code iterator.
24945 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24946 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24947 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24948 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24949 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24950 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24951 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24952 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24954 2008-03-12 Paul Brook <paul@codesourcery.com>
24956 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24957 instead of {arm,thumb}_compute_save_reg_mask.
24958 (output_return_instruction): Ditto.
24959 (thumb_unexpanded_epilogue): Ditto.
24960 (thumb1_expand_prologue): Ditto.
24961 (thumb1_output_function_prologue): Ditto.
24962 (arm_set_return_address): Ditto.
24963 (thumb_set_return_address): Ditto.
24964 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24965 regs to achieve stack alignment.
24966 (thumb1_compute_save_reg_mask): Fix compiler warning.
24967 (arm_output_epilogue): Use offsets->saved_regs_mask.
24968 Adjust stack pointer by poping call clobered registers.
24969 (arm_expand_prologue): Use offsets->saved_regs_mask.
24970 Adjust stack pointer by pushing extra registers.
24971 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24973 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24976 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24977 conversion to the operands of a multiplication.
24979 2008-03-12 Richard Guenther <rguenther@suse.de>
24981 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24982 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24983 * timevar.def (TV_TREE_PHIPROP): Add.
24984 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24985 pass description. Use TV_TREE_PHIPROP.
24986 * tree-ssa-forwprop.c: Remove phiprop code.
24988 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24990 PR middle-end/35549
24991 * omp-low.c (maybe_lookup_decl): Constify first argument.
24992 (use_pointer_for_field): Change last argument from bool to
24993 omp_context *. Disallow shared copy-in/out in nested
24994 parallel if decl is shared in outer parallel too.
24995 (build_outer_var_ref, scan_sharing_clauses,
24996 lower_rec_input_clauses, lower_copyprivate_clauses,
24997 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24999 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
25000 Ira Rosen <irar@il.ibm.com>
25002 * tree-vectorizer.c (free_stmt_vec_info): New function.
25003 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
25004 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
25005 * tree-vectorizer.h (free_stmt_vec_info): Declare.
25006 * tree-vect-transform.c (vectorizable_conversion): Free
25007 vec_oprnds0 if it was allocated.
25008 (vect_permute_store_chain): Remove unused VECs.
25009 (vectorizable_store): Free VECs that are allocated in the..
25011 (vect_transform_strided_load, vectorizable_load): Likewise.
25012 (vect_remove_stores): Simplify the code.
25013 (vect_transform_loop): Move code to vect_remove_stores().
25014 Call vect_remove_stores() and free_stmt_vec_info().
25016 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25018 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25019 TARGET_HPUX. Revise comment.
25020 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25021 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25022 Use sr4 variant of `be' instruction when not generating PIC code.
25023 (attr_length_call): Adjust for above change.
25025 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25027 * ipa-reference.c (static_execute): Remove module_statics_const and
25028 associated setting code.
25030 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25033 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25034 predicate for operand 1.
25035 (paritysi2_cmp): Use register_operand predicate for operand 2.
25036 Use earlyclobber modifier for operand 1. Remove support for
25038 (paritydi2_cmp): Use register_operand predicate for operand 3.
25039 Use earlyclobber modifier for operand 1. Remove support for
25042 2008-03-11 Paul Brook <paul@codesourcery.com>
25043 Vladimir Prus <vladimir@codesourcery.com>
25045 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25046 (arm_compute_save_reg0_reg12_mask): Always
25047 check if register 11 must be saved. Always safe hard frame pointer
25048 when frame_pointer_needeed.
25049 (arm_compute_save_reg_mask): Save IP and PC
25050 only with apcs frames.
25051 (arm_output_epilogue): Adjust Thumb2 codepath to
25052 be also invoked and work for ARM non-apcs frames.
25053 (arm_expand_prologue): Don't bother saving IP
25054 for non-apcs frame, since it's not clobbered by
25055 prologue code. Implement non-apcs frame
25058 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25060 PR rtl-optimization/35281
25061 * expr.c (convert_move): Use a new pseudo for the intermediate
25062 from_mode->word_mode result.
25064 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25066 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25067 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25068 * toplev.c (compile_file): Don't call it.
25070 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25072 PR middle-end/35526
25073 * expr.c (store_expr): Call emit_block_move if the mode
25074 of "temp" RTX is BLKmode.
25076 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25077 Richard Guenther <rguenther@suse.de>
25079 PR tree-optimization/31358
25080 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25081 the step with a NULL_TREE.
25082 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25083 to sizetype if type is a pointer type.
25084 (add_candidate_1): Don't convert the base and step to
25085 the generic type if the orginal type is a pointer type.
25086 (add_iv_value_candidates): Use sizetype for the step
25087 if type is a pointer type.
25088 (cand_value_at): Likewise.
25089 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25091 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25092 Don't convert the tem affine to the type.
25093 (add_elt_to_tree): Use sizetype for the step if a pointer.
25094 Use POINTER_PLUS_EXPR for pointers.
25095 (aff_combination_to_tree): Use sizetype for the step if a
25098 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25100 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25101 Remove commutativity hint.
25103 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25107 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25108 errorneous type. Check that v is a VAR_DECL.
25110 PR middle-end/35099
25111 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25113 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25115 PR tree-optimization/35494
25116 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25117 may be overriden at link and run time.
25119 2008-03-10 Richard Guenther <rguenther@suse.de>
25121 PR tree-optimization/34677
25122 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25123 (poolify_tree): Likewise.
25124 (modify_expr_template): Likewise.
25125 (poolify_modify_stmt): Likewise.
25126 (insert_fake_stores): Handle all component-ref style stores
25127 in addition to INDIRECT_REF. Also handle complex types.
25128 Do not poolify the inserted load.
25129 (realify_fake_stores): Do not rebuild the tree but only
25130 make it a SSA_NAME copy.
25131 (init_pre): Remove initialzation of modify_expr_template.
25132 Do not allocate modify_expr_node_pool.
25133 (fini_pre): Do not free modify_expr_node_pool.
25135 2008-03-10 Paul Brook <paul@codesourcery.com>
25137 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25138 to avoid conflicts.
25140 2008-03-10 Paul Brook <paul@codesourcery.com>
25141 Mark Shinwell <shinwell@codesourcery.com>
25143 * config/arm/cortex-r4.md: New.
25144 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25146 * config/arm/arm.md: Include cortex-r4.md.
25147 (insn): Add smmls, sdiv and udiv values.
25148 (generic_sched): Don't use generic scheduling for Cortex-R4.
25149 (arm_issue_rate): New function.
25150 (TARGET_SCHED_ISSUE_RATE): Define.
25152 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25154 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25156 2008-03-10 Richard Guenther <rguenther@suse.de>
25158 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25159 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25161 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25163 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25164 Set default to true.
25166 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25168 * c.opt (Wsynth): Deprecate.
25169 * doc/invoke.texi (Option Summary, Warning Options): Document
25170 -Wno-format-contains-nul.
25172 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25175 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25176 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25178 2008-03-09 Ira Rosen <irar@il.ibm.com>
25180 * config/rs6000/rs6000.c (builtin_description): Rename vector
25181 left shift operations.
25182 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25183 (altivec_vsl<VI_char>): Rename to ...
25184 (ashl<mode>3): ... new name.
25185 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25187 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25189 2008-03-08 Richard Guenther <rguenther@suse.de>
25191 * coverage.h (tree_coverage_counter_addr): Declare.
25192 * coverage.c (tree_coverage_counter_addr): New function.
25193 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25194 before using again.
25195 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25196 (tree_gen_one_value_profiler): Likewise.
25197 (tree_gen_ic_profiler): Likewise.
25198 (tree_gen_average_profiler): Likewise.
25199 (tree_gen_ior_profiler): Likewise.
25201 2008-03-08 Richard Guenther <rguenther@suse.de>
25203 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25204 (vn_binary_op_insert): Likewise.
25205 (vn_unary_op_lookup): Likewise.
25206 (vn_unary_op_insert): Likewise.
25207 (vn_nary_op_lookup): Declare.
25208 (vn_nary_op_insert): Likewise.
25209 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25210 and binary hashes, use a single obstack for unary_op_pool
25211 and binary_op_pool.
25212 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25213 a single struct vn_nary_op_s. Store tree code length and
25214 a variable number of operands.
25215 (struct vn_reference_op_struct): Remove unused op2.
25216 (vn_reference_op_eq): Do not compare op2.
25217 (vn_reference_op_compute_hash): Do not compute hash of op2.
25218 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25219 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25220 with vn_nary_op_compute_hash.
25221 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25222 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25224 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25226 (visit_unary_op): Call nary functions.
25227 (visit_binary_op): Likewise.
25228 (process_scc): Adjust for struct vn_tables_s changes.
25229 (allocate_vn_table): Likewise.
25230 (free_vn_table): Likewise.
25231 * tree-vn.c (vn_add): Call nary functions.
25232 (vn_lookup): Likewise.
25234 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25237 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25238 wdst back after sync_compare_and_swapqhi_internal.
25240 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25243 * config/i386/i386-modes.def (V1DI): New vector mode.
25244 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25245 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25246 (MMXMODE248): Ditto.
25247 (MMXMODE): Add V1DI mode.
25248 (mmxvecsize): Change DI mode to V1DI mode.
25249 ("mov<mode>): Use MMXMODEI8 mode iterator.
25250 ("*mov<mode>_internal_rex64"): Ditto.
25251 ("*mov<mode>_internal"): Ditto.
25252 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25253 ("mmx_sub<mode>3"): Ditto.
25254 ("mmx_adddi3"): Remove insn pattern.
25255 ("mmx_subdi3"): Ditto.
25256 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25257 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25258 ("mmx_ashl<mode>3"): Ditto.
25259 ("mmx_lshrdi3"): Remove insn pattern.
25260 ("mmx_ashldi3"): Ditto.
25261 * config/i386/i386.c (classify_argument): Handle V1DImode.
25262 (function_arg_advance_32): Ditto.
25263 (function_arg_32): Ditto.
25264 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25265 mmx_addv1di3 insn pattern.
25266 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25267 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25268 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25269 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25270 Remove definitions of built-in functions.
25271 (V1DI_type_node): New node.
25272 (v1di_ftype_v1di_int): Ditto.
25273 (v1di_ftype_v1di_v1di): Ditto.
25274 (v2si_ftype_v2si_si): Ditto.
25275 (v4hi_ftype_v4hi_di): Remove node.
25276 (v2si_ftype_v2si_di): Ditto.
25277 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25278 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25279 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25280 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25281 Add new builtins using def_builtin_const.
25282 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25283 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25284 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25285 * config/i386/mmintrin.h (__v1di): New typedef.
25286 (_mm_add_si64): Cast arguments to __v1di type.
25287 (_mm_sub_si64): Ditto.
25288 (_mm_sll_pi16): Cast __count to __v4hi type.
25289 (_mm_sll_pi32): Cast __count to __v2si type.
25290 (_mm_sll_si64): Cast arguments to __v1di type.
25291 (_mm_srl_pi16): Cast __count to __v4hi type.
25292 (_mm_srl_pi32): Cast __count to __v2si type.
25293 (_mm_srl_si64): Cast arguments to __v1di type.
25294 (_mm_sra_pi16): Cast __count to __v4hi type.
25295 (_mm_sra_pi32): Cast __count to __v2si type.
25296 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25297 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25298 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25299 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25300 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25301 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25302 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25303 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25304 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25305 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25306 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25307 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25309 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25311 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25313 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25316 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25317 reg+const addressing for Altivec modes. Don't generate reg+reg
25318 addressing for TFmode or TDmode quantities.
25320 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25322 * c-common.c (vector_types_convertible_p): Call langhook
25323 instead of comptypes.
25325 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25328 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25329 integral and scalar float variables which have a
25332 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25334 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25335 dwarf_register_span hook when emitting unwind information for
25336 register-to-memory saves.
25337 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25338 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25340 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25342 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25343 for the same VAR_DECL.
25345 2008-03-06 Tom Tromey <tromey@redhat.com>
25347 * treelang: Delete.
25348 * doc/standards.texi (Standards): Don't mention treelang.
25349 * doc/invoke.texi (Overall Options): Don't mention treelang.
25350 * doc/install.texi (Prerequisites): Don't mention bison or
25352 (Configuration): Don't mention treelang.
25353 (Building): Likewise.
25354 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25356 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25358 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25359 word-extractions out of a multi-word object.
25361 2008-03-06 Richard Guenther <rguenther@suse.de>
25363 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25364 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25365 result type and precision.
25366 * expr.c (get_inner_reference): Set unsignedp based on the result
25367 type of BIT_FIELD_REF.
25368 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25369 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25370 (try_instantiate_multiple_fields): Likewise. Use the correct type
25372 (sra_build_assignment): Likewise.
25373 (sra_build_elt_assignment): Likewise.
25374 (sra_explode_bitfield_assignment): Likewise.
25375 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25376 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25377 set BIT_FIELD_REF_UNSIGNED.
25378 (vectorizable_load): Likewise.
25380 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25382 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25385 2008-03-06 Richard Guenther <rguenther@suse.de>
25387 * alias.c (struct alias_set_entry): Move has_zero_child field
25388 to pack with alias_set.
25390 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25392 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25395 2008-03-05 Ian Lance Taylor <iant@google.com>
25397 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25399 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25401 * fwprop.c (update_df): Support width and offset parameters of
25403 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25404 global_conflicts): Change DF_REF_EXTRACT to either
25405 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25406 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25407 * df-scan.c (df_ref_record, df_defs_record,
25408 df_ref_create_structure, df_def_record_1, df_uses_record,
25409 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25410 df_bb_refs_collect, df_entry_block_defs_collect,
25411 df_exit_block_uses_collect): Support new width and offset fields.
25412 (ref_extract_pool): New storage pool.
25413 (df_free_ref): New function.
25414 (df_reg_chain_unlink, df_free_collection_rec,
25415 df_sort_and_compress_refs): Call df_free_ref.
25416 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25418 (df_ref_create_structure): Allocate df_ref_extract if offset and
25419 width fields are used.
25420 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25421 (df_uses_record): Get offset and width from ZERO_EXTRACT
25423 * global.c (build_insn_chain): 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.h (df_ref_flags): Change DF_REF_EXTRACT to either
25427 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25428 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25429 (df_ref_extract): New structure.
25430 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25431 (df_ref_create): Add width and offset parameters.
25433 2008-03-05 Richard Guenther <rguenther@suse.de>
25435 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25436 Use ranges_overlap_p.
25437 (offset_overlaps_with_access): Rename
25438 to ranges_overlap_p and move ...
25439 * tree-flow-inline.h (ranges_overlap_p): ... here.
25441 * tree.h (get_inner_reference, handled_component_p): Update
25444 * tree.h (record_component_aliases, get_alias_set,
25445 alias_sets_conflict_p, alias_sets_must_conflict_p,
25446 objects_must_conflict_p): Move declarations ...
25447 * alias.h (record_component_aliases, get_alias_set,
25448 alias_sets_conflict_p, alias_sets_must_conflict_p,
25449 objects_must_conflict_p): ... here.
25450 Include coretypes.h.
25451 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25453 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25455 * cfg.c: Include tree-flow.h.
25456 (remove_edge_raw): Call redirect_edge_var_map_clear.
25457 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25458 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25459 (redirect_edge_var_map_result): New.
25460 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25461 PENDING_STMT use with redirect_edge_var_map_*.
25462 * tree-ssa.c (edge_var_maps): New definition.
25463 (redirect_edge_var_map_add): New.
25464 (redirect_edge_var_map_clear): New.
25465 (redirect_edge_var_map_dup): New.
25466 (redirect_edge_var_map_vector): New.
25467 (redirect_edge_var_map_destroy): New.
25468 (ssa_redirect_edge): Replace PENDING_STMT use with
25469 redirect_edge_var_map_*.
25470 (flush_pending_stmts): Same.
25471 (delete_tree_ssa): Destroy edge var map.
25472 * tree-flow.h (struct _edge_var_map): New.
25473 Define edge_var_map vector type.
25474 Declare redirect_edge_var_map_* prototypes.
25475 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25476 * tree-cfg.c (reinstall_phi_args): Replace
25477 PENDING_STMT use with redirect_edge_var_map_*.
25479 2008-03-05 Richard Guenther <rguenther@suse.de>
25481 PR tree-optimization/35472
25482 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25483 whose single use_stmt has a overlapping set of loaded and
25484 stored symbols as that use_stmt might be a noop assignment then.
25486 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25488 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25490 2008-03-05 Richard Guenther <rguenther@suse.de>
25493 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25494 should be constants.
25495 * tree-cfg.c (verify_expr): Verify it.
25496 * fold-const.c (fold_truthop): Remove code generating
25497 BIT_FIELD_REFs of structure bases.
25498 (fold_binary): Likewise.
25499 (fold_ternary): Position and size of BIT_FIELD_REFs are
25500 always host integers.
25501 (make_bit_field_ref): Remove.
25502 (optimize_bit_field_compare): Remove.
25503 (all_ones_mask_p): Remove.
25505 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25508 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25509 (split_block_and_df_analyze): New. Split basic block and rebuild
25511 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25513 (split_pattern_seq): Likewise.
25514 (erase_matching_seqs): Likewise.
25515 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25517 2008-03-04 Geoff Keating <geoffk@apple.com>
25519 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25520 declaration and code.
25521 (tree_invalid_nonnegative_warnv_p): Likewise.
25523 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25525 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25526 examples. Truncate option-names then causing overfull hbox.
25528 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25531 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25533 * configure: Rebuilt.
25535 2008-03-04 Rafael Espíndola <espindola@google.com>
25537 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25538 (tree_unary_nonnegative_warnv_p): New.
25539 (tree_binary_nonnegative_warnv_p): New.
25540 (tree_single_nonnegative_warnv_p): New.
25541 (tree_invalid_nonnegative_warnv_p): New.
25542 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25544 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25547 * opts.c (handle_option): Postpone 'unknown option' errors only for
25550 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25553 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25556 2008-03-04 Rafael Espíndola <espindola@google.com>
25558 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25559 (tree_binary_nonzero_warnv_p): New.
25560 (tree_single_nonzero_warnv_p): New.
25561 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25563 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25565 PR middle-end/35456
25566 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25567 transformations for modes that have signed zeros.
25568 * ifcvt.c (noce_try_abs): Ditto.
25570 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25572 * config/i386/i386.c (override_options): Force
25573 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25575 2008-03-04 Jan Hubicka <jh@suse.cz>
25578 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25581 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25583 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25584 label to probe the stack.
25586 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25588 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25589 (__gthr_win32_mutex_destroy): Declare.
25590 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25591 __gthr_win32_mutex_destroy.
25592 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25594 2008-03-03 Jan Hubicka <jh@suse.cz>
25597 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25598 aggressive on inlining cold calls.
25600 2008-03-03 Richard Guenther <rguenther@suse.de>
25602 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25603 struct copies into the expression table.
25604 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25605 (try_to_simplify): Likewise.
25606 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25607 integral and pointer arguments which do not change the
25608 precision to NOP_EXPRs.
25609 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25610 VIEW_CONVERT_EXPR case.
25612 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25614 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25615 defined in a loop at depth 0 is invariant.
25616 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25617 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25618 be called at loop depth 0.
25620 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25623 * gcc.c (process_command): Update copyright notice dates.
25624 * gcov.c (print_version): Likewise.
25625 * gcov-dump.c (print_version): Likewise.
25626 * mips-tfile.c (main): Likewise.
25627 * mips-tdump.c (main): Likewise.
25629 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25632 * c-common.c (flag_permissive): Delete.
25633 (constant_expression_warnings): Check flags first.
25634 (constant_expression_error): New.
25635 * c-common.h (flag_permissive): Delete.
25636 (constant_expression_error): Declare.
25637 * flags.h (flag_permissive): Declare. Update description.
25638 * diagnostic.c (pedwarn): Update.
25640 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25641 (permissive_error_kind): New.
25642 * toplev.c (flag_permissive): Define. Update description.
25643 * toplev.h (permissive_error_kind): Declare.
25644 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25645 (pedwarn_c90): Use pedantic_warning_kind.
25646 * c-opts.c (c_common_post_options): flag_permissive does not affect
25647 flag_pedantic_errors.
25649 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25651 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25652 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25653 __absvsi2, __absvDI2): Use unsigned arithmetic.
25655 2008-03-02 Andi Kleen <ak@suse.de>
25656 Richard Guenther <rguenther@suse.de>
25658 * struct-equiv.c: Remove file.
25659 * cfg_cleanup.c (condjump_equiv_p): Remove.
25660 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25661 (struct-equiv.o): Remove rule.
25662 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25663 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25664 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25666 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25668 * ifcvt.c (noce_process_if_block): Try to handle only the then
25669 block if the else block exists but isn't suitable.
25671 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25674 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25675 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25676 regression from previous patch.
25678 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25681 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25683 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25684 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25685 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25686 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25687 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25688 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25689 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25690 (__gthread_mutex_destroy_function): Rename to
25691 __gthread_mutex_destroy.
25692 * gthr-dce.h (__gthread_mutex_destroy): Call
25693 pthread_mutex_destroy.
25694 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25695 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25696 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25698 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25700 * df-scan.c (df_ref_chain_change_bb): Simplify.
25701 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25702 set_block_for_insn if there's any change.
25703 * df.h ((df_insn_change_bb): Fix prototype.
25704 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25705 df_insn_change_bb, don't call set_block_for_insn.
25706 * emit-rtl.c (reorder_insns): Likewise.
25707 * haifa-sched.c (move_insn): Likewise.
25709 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25711 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25713 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25715 * tree-flow-inline.h (next_readonly_imm_use): Return
25716 NULL_USE_OPERAND_P after the end.
25718 2008-03-01 Richard Guenther <rguenther@suse.de>
25720 PR tree-optimization/35411
25721 * tree-sra.c (sra_build_assignment): Split conversion to
25722 final type to a separate statement if we are not assigning
25725 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25727 * fold-const.c (fold_convertible_p): Correct the logic to follow
25728 that in fold_convert().
25730 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25733 * tree-inline.c (build_duplicate_type): When we make a
25734 duplicate type, make it unique in the canonical types system.
25736 2008-02-29 Tom Tromey <tromey@redhat.com>
25738 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25739 input_file_stack_history, input_file_stack_restored): Remove.
25740 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25741 * input.h (struct file_stack): Remove.
25742 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25743 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25745 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25747 (diagnostic_last_module_changed): Add 'map' argument.
25748 (diagnostic_set_last_function): Likewise.
25749 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25750 line map, not input_file_stack.
25751 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25753 2008-02-29 Paul Brook <paul@codesourcery.com>
25755 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25757 2008-02-29 Paul Brook <paul@codesourcery.com>
25759 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25761 2008-02-29 Richard Guenther <rguenther@suse.de>
25763 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25765 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25766 value for comparing for a store match.
25767 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25768 (try_to_simplify): Do not do a full-blown reference lookup.
25770 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25772 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25773 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25775 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25777 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25779 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25780 strides against cache sizes.
25782 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25784 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25787 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25789 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25790 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25791 is smaller than the original promoted value.
25792 (simplify_subreg): If OP is a SUBREG, try to preserve its
25793 SUBREG_PROMOTED_VAR_P information.
25795 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25797 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25798 (VN_INFO_GET): Allocate new objects on the obstack.
25799 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25800 for rpo_numbers_temp, for consistency.
25801 (free_scc_vn): Free the obstack.
25803 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25805 * doc/invoke.texi: Document -ftree-loop-distribution.
25806 * tree-loop-distribution.c: New.
25807 * tree-pass.h (pass_loop_distribution): New.
25808 * graphds.h (struct graph): Add htab_t indices.
25809 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25810 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25811 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25812 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25813 * tree-data-ref.c (debug_data_dependence_relations): New.
25814 (dump_data_dependence_relation): Also print data references.
25815 (free_data_ref): Extern.
25816 (same_access_functions): Moved...
25817 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25818 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25819 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25820 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25821 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25822 (stmts_from_loop): Skip LABEL_EXPR.
25823 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25825 (build_rdg): Initialize rdg->indices htab.
25826 (free_rdg, stores_from_loop, ref_base_address,
25827 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25828 have_similar_memory_accesses_1, ref_base_address_1,
25829 remove_similar_memory_refs): New.
25830 * tree-data-ref.h: Depend on tree-chrec.h.
25831 (debug_data_dependence_relations, free_data_ref): Declared.
25832 (same_access_functions): ... here.
25833 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25835 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25836 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25837 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25838 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25839 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25840 rdg_vertex_for_stmt): Declared.
25841 (struct rdg_edge): Add level.
25843 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25844 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25846 (rdg_has_similar_memory_accesses): New.
25847 * tree-vect-analyze.c: Remove unused static decls.
25848 * lambda.h (dependence_level): New.
25849 * common.opt (ftree-loop-distribution): New.
25850 * tree-flow.h (mark_virtual_ops_in_bb,
25851 slpeel_tree_duplicate_loop_to_edge_cfg,
25852 rename_variables_in_loop): Declared.
25853 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25854 (OBJS-common): Add tree-loop-distribution.o.
25855 (tree-loop-distribution.o): New rule.
25856 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25857 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25858 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25860 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25863 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25864 other than structures and unions.
25866 2008-02-28 Richard Guenther <rguenther@suse.de>
25869 2008-02-26 Richard Guenther <rguenther@suse.de>
25871 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25872 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25873 (lookup_decl_from_uid): Declare.
25874 (remove_decl_from_map): Likewise.
25875 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25876 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25877 (decl_for_uid_map): New global hashtable mapping DECL_UID
25879 (init_ttree): Allocate it.
25880 (insert_decl_to_uid_decl_map): New helper function.
25881 (make_node_stat): Insert new decls into the map.
25882 (copy_node_stat): Likewise.
25883 (lookup_decl_from_uid): New function.
25884 (remove_decl_from_map): Likewise.
25885 (print_decl_for_uid_map_statistics): New helper.
25886 (dump_tree_statistics): Call it.
25888 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25889 (referenced_var_iterator): Adjust.
25890 (FOR_EACH_REFERENCED_VAR): Adjust.
25891 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25892 (num_referenced_vars): Adjust.
25893 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25894 (first_referenced_var): Remove.
25895 (end_referenced_vars_p): Likewise.
25896 (next_referenced_var): Likewise.
25897 (referenced_var_iterator_set): New helper function.
25898 * tree-dfa.c (referenced_var_lookup): Adjust.
25899 (referenced_var_check_and_insert): Likewise.
25900 (remove_referenced_var): Likewise.
25901 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25902 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25903 (verify_call_clobbering): Likewise.
25904 (verify_memory_partitions): Likewise.
25905 (init_tree_ssa): Allocate bitmap instead of hashtable for
25907 (delete_tree_ssa): Adjust.
25908 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25909 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25910 (compute_tag_properties): Likewise.
25911 (set_initial_properties): Likewise.
25912 (find_partition_for): Likewise.
25913 (update_reference_counts): Likewise.
25914 (dump_may_aliases_for): Likewise.
25915 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25916 (add_call_clobber_ops): Likewise.
25917 (add_call_read_ops): Likewise.
25918 (get_asm_expr_operands): Likewise.
25919 * tree-into-ssa.c (dump_decl_set): Likewise.
25920 (update_ssa): Likewise.
25921 * tree-sra.c (scan_function): Likewise.
25922 (decide_instantiations): Likewise.
25923 (scalarize_parms): Likewise.
25924 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25925 (dsa_named_for): Likewise.
25926 * tree-ssa-structalias.c (update_alias_info): Likewise.
25927 (merge_smts_into): Likewise.
25929 2008-02-27 David Daney <ddaney@avtrex.com>
25932 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25933 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25934 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25935 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25936 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25938 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25941 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25942 (BUILT_IN_NEXTTOWARD): Remove.
25943 (BUILT_IN_NEXTTOWARDF): Ditto.
25944 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25945 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25947 2008-02-27 Tom Tromey <tromey@redhat.com>
25949 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25950 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25952 2008-02-27 Jan Beulich <jbeulich@novell.com>
25954 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25955 update the respective field on newdecl.
25957 2008-02-27 Revital Eres <eres@il.ibm.com>
25959 PR rtl-optimization/34999
25960 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25961 crossing edges that ends with a call insn.
25962 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25963 call insn and clear the EDGE_CROSSING flag of the crossing edge
25964 when fixing fallthru edges.
25966 2008-02-27 Richard Guenther <rguenther@suse.de>
25968 PR middle-end/35390
25969 * fold-const.c (fold_unary): Return the correct argument,
25970 converted to the result type.
25972 2008-02-27 Richard Guenther <rguenther@suse.de>
25974 PR middle-end/34971
25975 * expr.c (expand_expr_real_1): Assert on rotates that operate
25977 * fold-const.c (fold_binary): Use the types precision, not the
25978 bitsize of the mode if folding rotate expressions. Build rotates
25979 only for full modes.
25981 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25983 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25984 and CPP_PRAGMA_EOL.
25985 * c-pragma.c (pragma_ns_name): New typedef.
25986 (registered_pp_pragmas): New variable.
25987 (c_pp_lookup_pragma): New function.
25988 (c_register_pragma_1): If flag_preprocess_only, do nothing
25989 for non-expanded pragmas, for expanded ones push pragma's
25990 namespace and name into registered_pp_pragmas vector.
25991 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25992 flag_preprocess_only, don't register GCC pch_preprocess
25993 pragma if flag_preprocess_only.
25994 * c-opts.c (c_common_init): Call init_pragma even if
25995 flag_preprocess_only.
25996 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25997 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25998 cpp_register_pragma if flag_preprocess_only.
26000 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26003 * c-parser.c (c_parser_translation_unit): Warn for empty
26004 translation unit, not empty source file.
26006 2008-02-26 Paul Brook <paul@codesourcery.com>
26008 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
26009 operand for Thumb-2.
26010 * config/arm/arm.h (reg_class): Add CORE_REGS.
26011 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
26012 (BASE_REG_CLASS): Use CORE_REGS.
26013 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
26014 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
26015 (REGNO_OK_FOR_INDEX_P): Exclude SP.
26016 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
26017 ARM_REGNO_OK_FOR_INDEX_P.
26018 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26019 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26020 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26021 (ldm/stm peepholes): Ditto.
26022 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26023 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26024 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26025 * config/arm/constraints.md: Enable "k" constraint on ARM.
26027 2008-02-27 Ben Elliston <bje@au.ibm.com>
26029 * config/rs6000/rs6000.c: Annotate cache line size field in all
26030 instances of struct processor_costs.
26032 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26034 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26035 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26036 jump_bypass): New counters.
26037 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26038 * dce.c (gate_ud_dce): Same.
26039 (gate_fast_dce): Same.
26040 * dse.c (gate_dse1): New function.
26041 (gate_dse2): New function.
26042 (gate_dse): Merge results of new gate functions.
26043 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26044 (gate_handle_jump_bypass): Add dbg_cnt.
26045 (gate_handle_gcse): Add dbg_cnt.
26046 * ifcvt.c (gate_handle_if_conversion): Same.
26047 (gate_handle_if_after_combine): Same.
26048 (gate_handle_if_after_reload): Same.
26049 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26051 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26053 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26055 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26057 2008-02-26 Jason Merrill <jason@redhat.com>
26060 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26061 alone if it's the naming decl for the type's main variant.
26063 2008-02-26 Tom Tromey <tromey@redhat.com>
26065 * system.h (USE_MAPPED_LOCATION): Poison.
26066 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26067 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26068 (make_goto_expr_edges): Likewise.
26069 (remove_bb): Likewise.
26070 (execute_warn_function_return): Likewise.
26071 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26073 * c-common.c (fname_decl): Remove old location code.
26074 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26076 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26078 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26079 (gen_rtx_ASM_INPUT): Likewise.
26080 (gen_rtx_ASM_INPUT_loc): Likewise.
26081 (get_rtx_asm_OPERANDS): Remove.
26082 * cfglayout.c (insn_locators_alloc): Remove old location code.
26083 (set_curr_insn_source_location): Likewise.
26084 (curr_insn_locator): Likewise.
26085 * print-tree.c (print_node): Remove old location code.
26086 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26087 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26088 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26089 location_from_locus.
26090 (construct_exit_block): Remove old location code.
26091 * emit-rtl.c (force_next_line_note): Remove old location code.
26092 * profile.c (branch_prob): Remove old location code.
26093 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26094 LOC_LINE): Remove old-location variants.
26095 * langhooks.c (lhd_print_error_function): Remove old location
26097 * configure, config.in: Rebuilt.
26098 * configure.ac (--enable-mapped-location): Remove.
26099 * c-decl.c (c_init_decl_processing): Remove old location code.
26100 (finish_function): Likewise.
26101 * recog.c (decode_asm_operands): Remove old location code.
26102 * c-pch.c (c_common_read_pch): Remove old location code.
26103 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26105 * gimple-low.c (lower_function_body): Remove old location code.
26106 * toplev.c (unknown_location): Remove.
26107 (push_srcloc): Remove old-location variant.
26108 (process_options): Remove old location code.
26109 (lang_dependent_init): Likewise.
26110 * input.h (UNKNOWN_LOCATION): Move definition.
26111 (location_t): Undeprecate.
26112 (source_locus): Remove.
26113 (location_from_locus): Remove.
26114 (struct location_s): Remove.
26115 Remove all old-location code.
26116 (input_line, input_filename): Remove.
26117 * final.c (final_scan_insn): Remove old location code.
26118 * diagnostic.c (diagnostic_build_prefix): Remove
26119 USE_MAPPED_LOCATION test.
26120 * tree.h (gimple_stmt) <locus>: Now a location_t.
26121 (tree_exp) <locus>: Likewise.
26122 (DECL_IS_BUILTIN): Remove old-location variant.
26123 (annotate_with_file_line, annotate_with_locus): Likewise.
26124 (expr_locus, set_expr_locus): Update.
26125 * tree.c (build1_stat): Remove old location code.
26126 (last_annotated_node): Remove.
26127 (annotate_with_file_line): Remove old-location variant.
26128 (annotate_with_locus): Likewise.
26129 (expr_location): Remove old location code.
26130 (set_expr_location): Likewise.
26131 (expr_has_location): Likewise.
26132 (expr_locus): Likewise.
26133 (set_expr_locus): Likewise.
26134 (expr_filename): Don't use location_from_locus.
26135 (expr_lineno): Likewise.
26136 * rtl-error.c (location_for_asm): Remove old location code.
26137 * c-lex.c (cb_line_change): Remove old location code.
26138 (fe_file_change): Likewise.
26139 (cb_def_pragma): Likewise.
26140 (c_lex_with_flags): Likewise.
26141 * gengtype.c (do_typedef): Don't special-case location types.
26142 (define_location_structures): Remove.
26143 (main): Don't call define_location_structures.
26144 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26147 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26150 * builtins.def (BUILT_IN_STDARG_START): Remove.
26151 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26152 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26153 * tree-inline.c (inline_forbidden_p_1): Likewise.
26155 2008-02-26 Richard Guenther <rguenther@suse.de>
26157 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26158 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26159 (lookup_decl_from_uid): Declare.
26160 (remove_decl_from_map): Likewise.
26161 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26162 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26163 (decl_for_uid_map): New global hashtable mapping DECL_UID
26165 (init_ttree): Allocate it.
26166 (insert_decl_to_uid_decl_map): New helper function.
26167 (make_node_stat): Insert new decls into the map.
26168 (copy_node_stat): Likewise.
26169 (lookup_decl_from_uid): New function.
26170 (remove_decl_from_map): Likewise.
26171 (print_decl_for_uid_map_statistics): New helper.
26172 (dump_tree_statistics): Call it.
26174 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26175 (referenced_var_iterator): Adjust.
26176 (FOR_EACH_REFERENCED_VAR): Adjust.
26177 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26178 (num_referenced_vars): Adjust.
26179 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26180 (first_referenced_var): Remove.
26181 (end_referenced_vars_p): Likewise.
26182 (next_referenced_var): Likewise.
26183 (referenced_var_iterator_set): New helper function.
26184 * tree-dfa.c (referenced_var_lookup): Adjust.
26185 (referenced_var_check_and_insert): Likewise.
26186 (remove_referenced_var): Likewise.
26187 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26188 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26189 (verify_call_clobbering): Likewise.
26190 (verify_memory_partitions): Likewise.
26191 (init_tree_ssa): Allocate bitmap instead of hashtable for
26193 (delete_tree_ssa): Adjust.
26194 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26195 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26196 (compute_tag_properties): Likewise.
26197 (set_initial_properties): Likewise.
26198 (find_partition_for): Likewise.
26199 (update_reference_counts): Likewise.
26200 (dump_may_aliases_for): Likewise.
26201 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26202 (add_call_clobber_ops): Likewise.
26203 (add_call_read_ops): Likewise.
26204 (get_asm_expr_operands): Likewise.
26205 * tree-into-ssa.c (dump_decl_set): Likewise.
26206 (update_ssa): Likewise.
26207 * tree-sra.c (scan_function): Likewise.
26208 (decide_instantiations): Likewise.
26209 (scalarize_parms): Likewise.
26210 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26211 (dsa_named_for): Likewise.
26212 * tree-ssa-structalias.c (update_alias_info): Likewise.
26213 (merge_smts_into): Likewise.
26215 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26218 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26219 * c-opts.c (c_common_handle_option): Wall enables
26220 Wvolatile-register-var.
26221 * common.opt: Move Wvolatile-register-var to...
26224 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26226 * common.opt (Wlarger-than=): New.
26227 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26229 * opts.c (common_handle_option): Handle -Wlarger-than=.
26230 * optc-gen.awk: Likewise.
26231 * opth-gen.awk: Likewise.
26232 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26233 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26235 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26237 * c-common.c (match_case_to_enum_1): Add appropriate
26238 OPT_W* parameter to warning.
26239 (c_do_switch_warnings): Likewise.
26240 * c-typeck.c (warning_init): Add one more parameter following
26241 'warning' function.
26242 (push_init_level): Update call to warning_init.
26243 (pop_init_level): Likewise.
26244 (add_pending_init): Likewise.
26245 (output_init_element: Likewise.
26247 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26250 * toplev.c (toplev_main): If there are warnings or error, print
26251 errors for ignored options.
26252 * opts.c (ignored_options): New static variable.
26253 (postpone_unknown_option_error): New.
26254 (print_ignored_options): New.
26255 (handle_option): Postpone errors for unknown -Wno-* options.
26256 * opts.h (print_ignored_options): Declare.
26258 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26260 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26263 2008-02-25 Richard Guenther <rguenther@suse.de>
26266 2008-02-25 Richard Guenther <rguenther@suse.de>
26268 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26269 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26270 (lookup_decl_from_uid): Declare.
26271 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26272 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26273 (decl_for_uid_map): New global hashtable mapping DECL_UID
26275 (init_ttree): Allocate it.
26276 (insert_decl_to_uid_decl_map): New helper function.
26277 (make_node_stat): Insert new decls into the map.
26278 (copy_node_stat): Likewise.
26279 (lookup_decl_from_uid): New function.
26280 (print_decl_for_uid_map_statistics): New helper.
26281 (dump_tree_statistics): Call it.
26283 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26284 (referenced_var_iterator): Adjust.
26285 (FOR_EACH_REFERENCED_VAR): Adjust.
26286 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26287 (num_referenced_vars): Adjust.
26288 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26289 (first_referenced_var): Remove.
26290 (end_referenced_vars_p): Likewise.
26291 (next_referenced_var): Likewise.
26292 (referenced_var_iterator_set): New helper function.
26293 * tree-dfa.c (referenced_var_lookup): Adjust.
26294 (referenced_var_check_and_insert): Likewise.
26295 (remove_referenced_var): Likewise.
26296 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26298 (verify_call_clobbering): Likewise.
26299 (verify_memory_partitions): Likewise.
26300 (init_tree_ssa): Allocate bitmap instead of hashtable for
26302 (delete_tree_ssa): Adjust.
26303 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26304 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26305 (compute_tag_properties): Likewise.
26306 (set_initial_properties): Likewise.
26307 (find_partition_for): Likewise.
26308 (update_reference_counts): Likewise.
26309 (dump_may_aliases_for): Likewise.
26310 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26311 (add_call_clobber_ops): Likewise.
26312 (add_call_read_ops): Likewise.
26313 (get_asm_expr_operands): Likewise.
26314 * tree-into-ssa.c (dump_decl_set): Likewise.
26315 (update_ssa): Likewise.
26316 * tree-sra.c (scan_function): Likewise.
26317 (decide_instantiations): Likewise.
26318 (scalarize_parms): Likewise.
26319 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26320 (dsa_named_for): Likewise.
26321 * tree-ssa-structalias.c (update_alias_info): Likewise.
26322 (merge_smts_into): Likewise.
26324 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26327 * doc/invoke.texi (-fcx-limited-range): Document new option.
26328 * toplev.c (process_options): Handle -fcx-fortran-rules.
26329 * common.opt: Add documentation for -fcx-fortran-rules.
26331 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26334 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26335 actual behaviour and C99.
26337 2008-02-26 Ben Elliston <bje@au.ibm.com>
26339 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26340 (ASM_CPU_POWER6_SPEC): Likewise.
26341 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26342 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26343 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26345 2008-02-25 Richard Guenther <rguenther@suse.de>
26347 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26348 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26349 (lookup_decl_from_uid): Declare.
26350 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26351 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26352 (decl_for_uid_map): New global hashtable mapping DECL_UID
26354 (init_ttree): Allocate it.
26355 (insert_decl_to_uid_decl_map): New helper function.
26356 (make_node_stat): Insert new decls into the map.
26357 (copy_node_stat): Likewise.
26358 (lookup_decl_from_uid): New function.
26359 (print_decl_for_uid_map_statistics): New helper.
26360 (dump_tree_statistics): Call it.
26362 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26363 (referenced_var_iterator): Adjust.
26364 (FOR_EACH_REFERENCED_VAR): Adjust.
26365 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26366 (num_referenced_vars): Adjust.
26367 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26368 (first_referenced_var): Remove.
26369 (end_referenced_vars_p): Likewise.
26370 (next_referenced_var): Likewise.
26371 (referenced_var_iterator_set): New helper function.
26372 * tree-dfa.c (referenced_var_lookup): Adjust.
26373 (referenced_var_check_and_insert): Likewise.
26374 (remove_referenced_var): Likewise.
26375 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26376 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26377 (verify_call_clobbering): Likewise.
26378 (verify_memory_partitions): Likewise.
26379 (init_tree_ssa): Allocate bitmap instead of hashtable for
26381 (delete_tree_ssa): Adjust.
26382 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26383 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26384 (compute_tag_properties): Likewise.
26385 (set_initial_properties): Likewise.
26386 (find_partition_for): Likewise.
26387 (update_reference_counts): Likewise.
26388 (dump_may_aliases_for): Likewise.
26389 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26390 (add_call_clobber_ops): Likewise.
26391 (add_call_read_ops): Likewise.
26392 (get_asm_expr_operands): Likewise.
26393 * tree-into-ssa.c (dump_decl_set): Likewise.
26394 (update_ssa): Likewise.
26395 * tree-sra.c (scan_function): Likewise.
26396 (decide_instantiations): Likewise.
26397 (scalarize_parms): Likewise.
26398 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26399 (dsa_named_for): Likewise.
26400 * tree-ssa-structalias.c (update_alias_info): Likewise.
26401 (merge_smts_into): Likewise.
26403 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26406 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26407 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26408 * alias.h (nonoverlapping_memrefs_p): Likewise.
26410 2008-02-25 Jan Beulich <jbeulich@novell.com>
26412 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26413 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26414 __emultls_get_address, __emultls_register_common,
26415 __floatundi?f, and _Unwind_GetIPInfo.
26416 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26417 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26418 (gen_regparm_prefix): Likewise.
26419 (i386_nlm_encode_section_info): Sync with
26420 config/i386/winnt.c:i386_pe_encode_section_info().
26421 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26422 i386_nlm_mangle_decl_assembler_name): New.
26423 (netware_override_options): New.
26424 * config/i386/netware.h (netware_override_options): Declare.
26425 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26426 (i386_nlm_mangle_decl_assembler_name): Declare.
26427 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26429 2008-02-25 Ben Elliston <bje@au.ibm.com>
26432 * c-decl.c (grokdeclarator): Remove unused local variables
26433 `typedef_type' and `type_as_written'.
26435 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26436 unused local variable `has_hot_blocks'.
26437 (fix_crossing_conditional_branches): Remove unused local variable
26440 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26442 PR middle-end/19984
26443 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26444 using DEF_C99_BUILTIN.
26445 (BUILT_IN_NANF): Ditto.
26446 (BUILT_IN_NANL): Ditto.
26448 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26449 Revital Eres <eres@il.ibm.com>
26451 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26452 regarding the order of two dependent insns in the same row.
26454 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26456 * stor-layout.c (layout_decl): Do not bump the alignment of a
26457 bit-field to more than byte alignment if it is packed.
26459 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26461 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26464 2008-02-24 Diego Novillo <dnovillo@google.com>
26466 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26469 * tree-vrp.c (vrp_evaluate_conditional): With
26470 -Wtype-limits, emit a warning when comparing against a
26471 constant outside the natural range of OP0's type.
26472 * c.opt (Wtype-limits): Move ...
26473 * common.opt (Wtype-limits): ... here.
26475 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26477 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26478 * config/rs6000/e300c2c3.md: New file.
26479 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26481 (rs6000_override_options): Add e300c2 and e300c3 cases to
26482 processor_target_table. Do not allow usage of Altivec or Spe
26483 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26484 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26485 * config/rs6000/rs6000.h (processor_type): Add
26486 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26487 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26488 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26489 and ppce300c3. Include e300c2c3.md.
26491 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26493 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26494 instead of TARGET_STRICT_ALIGN.
26496 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26498 * explow.c (memory_address): Assert that the generated address is
26501 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26504 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26505 * config/darwin-ppc-ldouble-patch.def: New file.
26506 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26507 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26508 SUBTARGET_INIT_BUILTINS if defined.
26509 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26512 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26515 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26516 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26518 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26521 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26522 file" warning condtional on -Winvalid-PCH.
26524 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26526 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26528 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26532 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26533 prevent reload from using MMX registers.
26534 (*mov<mode>_internal): Ditto.
26535 (*movv2sf_internal_rex64): Ditto.
26536 (*movv2sf_internal): Ditto.
26538 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26540 PR documentation/31569
26541 * doc/install.texi2html: Use makeinfo --no-number-sections.
26543 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26545 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26546 ensure that we can address an entire entity > 8 bytes. Don't
26547 generate reg+reg addressing for such data.
26549 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26551 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26552 strings when optimizing for size, unless the target cares about
26555 2008-02-22 Tom Tromey <tromey@redhat.com>
26557 * regclass.c (current_pass): Remove declaration.
26559 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26561 * config/avr/libgcc.S (__RAMPZ__): Define.
26562 (__do_copy_data): Add for devices with 128KB code memory.
26564 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26566 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26568 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26570 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26572 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26575 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26578 * c-typeck.c (build_binary_op): Warn about floating point
26579 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26581 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26584 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26585 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26587 (rs6000_override_options): Set altivec_abi as default, not override,
26588 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26589 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26590 is used; use new member spe_abi.
26591 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26592 spe_abi and altivec_abi.
26594 2008-02-22 Tomas Bily <tbily@suse.cz>
26596 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26598 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26601 * config.build (build_file_translate): Set to `CMD //c' only if
26603 * Makefile.in (build_file_translate): Improve comment.
26605 2008-02-21 Jan Hubicka <jh@suse.cz>
26607 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26608 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26609 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26611 2008-02-21 Michael Matz <matz@suse.de>
26614 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26616 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26618 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26619 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26620 as insn constraint.
26621 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26622 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26623 SSE_VEC_FLOAT_MODE_P as insn constraint.
26624 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26625 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26626 sse4a_movntdf using MODEF mode iterator.
26627 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26628 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26629 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26630 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26631 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26632 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26633 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26635 2008-02-21 Richard Guenther <rguenther@suse.de>
26637 * tree.def (PAREN_EXPR): New tree code.
26638 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26640 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26641 * expr.c (expand_expr_real_1): Likewise.
26642 * tree-inline.c (estimate_num_insns_1): Likewise.
26643 * tree-complex.c (expand_complex_move): Likewise.
26644 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26647 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26650 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26652 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26655 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26657 * config/sh/sh.c (find_barrier): Don't go past
26658 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26660 2008-02-20 DJ Delorie <dj@redhat.com>
26662 * config/h8300/h8300.md (insv): Force source operand to be a register.
26664 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26665 as a jump, not as a plain insn.
26667 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26669 * doc/invoke.texi (Warning Options): Add new option
26670 -Wframe-larger-than=.
26671 (-Wframe-larger-than): Document.
26673 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26674 Add declarations for new option variables.
26676 * final.c (final_start_function): Check the frame size
26677 before emission and issue a Wframe-larger-than warning.
26679 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26680 Add definitions for new option variables.
26681 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26683 * common.opt (Wframe-larger-than=): New option.
26685 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26687 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26688 (<sse>_div<mode>3): Ditto.
26689 (<sse>_vmdiv<mode>3): Ditto.
26690 (<sse>_vmsqrt<mode>2): Ditto.
26691 (*smax<mode>3): Ditto.
26692 (sse5_frcz<mode>2): Ditto.
26693 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26694 as insn constraint.
26696 2008-02-20 Richard Guenther <rguenther@suse.de>
26698 PR middle-end/35265
26699 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26700 be happy with INTEGRAL_TYPE_P.
26702 2008-02-20 Richard Guenther <rguenther@suse.de>
26704 * fold-const.c (split_tree): Associate floatig-point expressions
26705 if flag_associative_math is set.
26707 2008-02-20 Richard Guenther <rguenther@suse.de>
26709 * tree.h (fold_real_zero_addition_p): Declare.
26710 * fold-const.c (fold_real_zero_addition_p): Export.
26711 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26712 floating-point operations with zero and one.
26714 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26716 * doc/install.texi: Correct references to CFLAGS, replacing them
26717 with BOOT_CFLAGS. Document flags used during bootstrap for
26720 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26722 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26723 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26724 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26726 (smin<mode>3): Ditto from similar patterns.
26727 (smax<mode>3): Ditto.
26728 (*ieee_smin<mode>3): Ditto.
26729 (*ieee_smax<mode>3): Ditto.
26730 * config/i386/sse.md (sse): New mode attribute.
26731 (mov<mode>): Macroize expander from movv4sf and movv2df using
26732 SSEMODEF2P mode iterator.
26733 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26734 SSE_VEC_FLOAT_MODE_P as insn constraint.
26735 (storent<mode>): Ditto.
26736 (storent<mode>): Macroize expander from storentsf and storentdf using
26737 MODEF mode iterator.
26738 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26739 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26740 (abs<mode>2): Ditto from similar patterns.
26741 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26742 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26743 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26744 (<sse>_vmsqrt<mode>2): Ditto.
26745 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26746 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26747 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26748 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26749 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26750 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26751 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26753 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26754 iterator and SSE_FLOAT_MODE_P as insn constraint.
26755 (<sse>_ucomi): Ditto from similar patterns.
26756 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26757 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26758 SSE_VEC_FLOAT_MODE_P as insn constraint.
26759 (vcond<mode>): Ditto from similar patterns.
26760 (and<mode>3, *and<mode>3): Ditto.
26761 (<sse>_nand<mode>3): Ditto.
26762 (ior<mode>3, *ior<mode>3): Ditto.
26763 (xor<mode>3, *xor<mode>3): Ditto.
26764 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26765 iterator and SSE_FLOAT_MODE_P as insn constraint.
26766 (*nand<mode>3): Ditto from similar patterns.
26767 (*ior<mode>3): Ditto.
26768 (*xor<mode>3): Ditto.
26770 2008-02-20 Ira Rosen <irar@il.ibm.com>
26772 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26773 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26774 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26776 2008-02-19 Jan Hubicka <jh@suse.cz>
26778 * predict.c (tree_bb_level_predictions): Remove variable next
26779 mistakely introduced by previous commit.
26781 2008-02-19 Jan Hubicka <jh@suse.cz>
26783 * predict.c (predict_paths_leading_to): Rewrite.
26784 (predict_paths_for_bb): New.
26785 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26787 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26790 * Makefile.in (build_file_translate): New.
26791 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26792 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26793 * configure.ac (build_file_translate): Substitute it.
26794 * configure: Regenerate.
26796 2008-02-19 Jan Hubicka <jh@suse.cz>
26798 PR rtl-optimization/34408
26799 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26802 2008-02-19 Jan Hubicka <jh@suse.cz>
26804 PR middle-end/28779
26805 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26808 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26811 * config/i386/i386-modes.def: Revert the last DI alignment
26812 change until Ada people can look into it.
26814 2008-02-19 Nick Clifton <nickc@redhat.com>
26816 * opts.c (print_specific_help): Fix typo in --help text.
26818 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26821 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26822 32-bit inline asm without asm alternatives for host GCC < 3.0.
26824 2008-02-19 Richard Guenther <rguenther@suse.de>
26826 PR tree-optimization/34989
26827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26828 Allow propagation to INDIRECT_REF if we can simplify only.
26830 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26832 * c-common.c (warn_for_collisions_1): Use appropriate option when
26835 2008-02-19 Nick Clifton <nickc@redhat.com>
26838 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26839 (handle_options): Fix indentation.
26840 (print_filtered_help): If no language-specific options were
26841 displayed tell the user how to list all the options supported by
26842 the language's front-end.
26843 (print_specific_help): Fix indentation and remove duplicate line.
26844 (common_handle_option): Handle the -v option.
26845 For --help enable the display of undocumented options if the -v
26846 switch has been included on the command line.
26847 For --help= check for overlaps in the arguments between the option
26848 classes and the language names and issue a warning when they
26849 cannot be disambiguated.
26850 * c.opt (v): Pass on to the common option handler.
26852 2008-02-19 Revital Eres <eres@il.ibm.com>
26854 * modulo-sched.c (sms_schedule): Change dump message when
26855 create_ddg function fails.
26856 (try_scheduling_node_in_cycle): Rename row to cycle.
26857 (print_partial_schedule): Rename CYCLE to ROW.
26859 2008-02-19 Christian Bruel <christian.bruel@st.com>
26860 Zdenek Dvorak <ook@ucw.cz>
26862 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26864 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26867 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26868 (*x86_movdicc_0_m1_se): Ditto.
26870 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26872 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26873 (CMPtype): Define as __gcc_CMPtype.
26874 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26875 (CMPtype): Define as __gcc_CMPtype.
26877 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26879 Support valgrind 3.3 for --enable-checking=valgrind.
26880 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26882 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26883 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26884 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26885 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26886 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26887 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26888 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26890 * ggc-zone.c: Similar.
26891 * ggc-page.c: Similar.
26893 2008-02-19 Paul Brook <paul@codesourcery.com>
26896 * config/arm/ieee754-df.S: Fix do_it typo.
26897 * config/arm/ieee754-sf.S: Fix do_it typo.
26899 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26902 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26903 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26904 (OPTION_MASK_ISA_SSE_SET): Likewise.
26905 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26906 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26907 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26908 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26909 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26910 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26911 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26912 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26913 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26914 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26915 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26916 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26917 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26918 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26919 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26920 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26921 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26922 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26923 (OPTION_MASK_ISA_SSE4): Removed.
26924 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26925 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26926 (override_options): Don't turn on implied SSE/MMX bits in
26929 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26931 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26934 2008-02-18 Joey Ye <joey.ye@intel.com>
26936 PR middle-end/34921
26937 * tree-nested.c (insert_field_into_struct): Set type alignment
26938 to field alignment if the former is less than the latter.
26940 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26942 * BASE-VER: Set to 4.4.0.
26944 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26946 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26947 * doc/cfg.texi: Likewise.
26948 * doc/extend.texi: Likewise.
26949 * doc/gty.texi: Likewise.
26950 * doc/invoke.texi: Likewise.
26951 * doc/loop.texi: Likewise.
26952 * doc/md.texi: Likewise.
26953 * doc/passes.texi: Likewise.
26954 * doc/rtl.texi: Likewise.
26955 * doc/sourcebuild.texi: Likewise.
26956 * doc/tm.texi: Likewise.
26957 * doc/tree-ssa.texi: Likewise.
26959 2008-02-17 Richard Guenther <rguenther@suse.de>
26961 PR middle-end/35227
26962 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26963 without default definition.
26965 2008-02-17 Richard Guenther <rguenther@suse.de>
26967 PR tree-optimization/35231
26968 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26971 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26974 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26975 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26976 libgcc_cmp_return mode.
26978 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26981 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26983 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26985 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26988 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26990 * doc/c-tree.texi: Use `@.' where appropriate.
26991 * doc/extend.texi: Likewise.
26992 * doc/install.texi: Likewise.
26993 * doc/invoke.texi: Likewise.
26994 * doc/loop.texi: Likewise.
26995 * doc/makefile.texi: Likewise.
26996 * doc/md.texi: Likewise.
26997 * doc/passes.texi: Likewise.
26998 * doc/standards.texi: Likewise.
26999 * doc/tm.texi: Likewise.
27001 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27003 PR middle-end/35196
27004 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
27006 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
27007 rather than in entry_bb.
27009 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27011 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27012 libgcc_cmp_return mode.
27014 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27016 PR middle-end/35130
27017 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
27018 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27020 2008-02-15 Richard Guenther <rguenther@suse.de>
27021 Zdenek Dvorak <ook@ucw.cz>
27023 PR tree-optimization/35164
27024 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27025 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27026 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27027 Only propagate addresses which do not have abnormal SSA_NAMEs
27030 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27033 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27035 2008-02-15 Jan Hubicka <jh@suse.cz>
27037 PR middle-end/35149
27038 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27040 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27042 PR middle-end/34621
27043 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27044 when calculating alignment_pad.
27046 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27048 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27049 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27050 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27051 and STACK_BOUNDARY define.
27053 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27055 PR preprocessor/35061
27056 * c-pragma.c (handle_pragma_pop_macro): Check that
27057 pushed_macro_table has been allocated.
27059 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27061 PR middle-end/35136
27062 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27063 (force_gimple_operand): Likewise.
27064 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27065 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27066 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27067 (find_interesting_uses_address): Check addressability and alignment
27068 of the base expression only after substituting bases of IVs into it.
27070 2008-02-14 Michael Matz <matz@suse.de>
27073 * function.c (instantiate_virtual_regs_in_insn): Reload address
27074 before falling back to reloading the whole operand.
27076 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27078 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27079 before the first section switch note.
27081 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27083 * doc/bugreport.texi: Update copyright years.
27084 * doc/c-tree.texi: Likewise.
27085 * doc/cfg.texi: Likewise.
27086 * doc/cpp.texi: Likewise.
27087 * doc/cppinternals.texi: Likewise.
27088 * doc/fragments.texi: Likewise.
27089 * doc/frontends.texi: Likewise.
27090 * doc/gcc.texi: Likewise.
27091 * doc/gty.texi: Likewise.
27092 * doc/hostconfig.texi: Likewise.
27093 * doc/implement-c.texi: Likewise.
27094 * doc/libgcc.texi: Likewise.
27095 * doc/loop.texi: Likewise.
27096 * doc/makefile.texi: Likewise.
27097 * doc/options.texi: Likewise.
27098 * doc/passes.texi: Likewise.
27099 * doc/rtl.texi: Likewise.
27100 * doc/sourcebuild.texi: Likewise.
27101 * doc/standards.texi: Likewise.
27102 * doc/tree-ssa.texi: Likewise.
27103 * doc/trouble.texi: Likewise.
27105 * doc/extend.texi: Use @: or add comma where appropriate.
27106 * doc/invoke.texi: Likewise.
27107 * doc/tm.texi: Likewise.
27109 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27112 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27115 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27117 * doc/md.texi (clz, ctz): Add reference.
27118 * doc/rtl.texi (clz, ctz): Likewise.
27120 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27123 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27126 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27128 * config/s390/s390.c (struct constant_pool): New field
27129 emit_pool_after added.
27130 (s390_mainpool_start): Set the emit_pool_after flag according
27131 to the section switch notes.
27132 (s390_mainpool_finish): Consider emit_pool_after when emitting
27133 the literal pool at the end of the function.
27134 (s390_chunkify_start): Force literal pool splits at section
27137 2008-02-13 Michael Matz <matz@suse.de>
27140 * var-tracking.c (clobber_variable_part): Correctly traverse the
27143 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27146 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27147 Add -fdump-ipa-inline.
27148 * tree-dump.c (dump_files): Remove tree-inlined dump.
27149 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27151 2008-02-12 Richard Guenther <rguenther@suse.de>
27153 PR tree-optimization/35171
27154 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27157 2008-02-12 Richard Guenther <rguenther@suse.de>
27159 PR middle-end/35163
27160 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27161 value-preserving mode. Disallow final truncation.
27163 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27165 PR middle-end/35136
27166 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27167 code from here to...
27168 (force_gimple_operand): ...here.
27170 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27173 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27174 non-compatible pointers.
27175 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27176 different FIELD_DECLs, try harder by comparing field offsets, sizes
27179 PR inline-asm/35160
27180 * function.c (match_asm_constraints_1): Don't replace the same input
27183 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27185 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27186 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27187 (expand_epilogue): Restore RAMPZ register.
27188 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27190 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27192 * config/i386/cygwin.asm (__alloca): Correct calling
27193 convention and alignment.
27194 (__chkstk): Force 8 byte stack alignment.
27196 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27197 Richard Guenther <rguenther@suse.de>
27199 PR tree-optimization/33992
27200 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27201 the zero we compare against.
27203 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27205 PR libfortran/35063
27206 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27207 to CloseHandle after unlocking to prevent accumulation of handle
27210 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27212 PR middle_end/34150
27213 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27214 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27215 and update LABEL_NUSES during and after reload.
27217 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27219 PR middle-end/34627
27220 * combine.c (simplify_if_then_else): Make sure the comparison is
27221 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27223 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27226 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27227 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27228 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27229 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27230 * tree.h (get_type_static_bounds): Likewise.
27232 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27234 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27235 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27236 Make -Wfoo language annotations match what the compiler outputs.
27238 2008-02-08 Sa Liu <saliu@de.ibm.com>
27240 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27241 intrinsics spu_convts, spu_convtu, spu_convtf.
27243 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27245 * doc/extend.texi (Function Attributes) <noinline>: Mention
27246 asm ("") as method to keep calls.
27248 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27251 * doc/options.texi (Options): Replace references to opts.sh with
27253 * opts-common.c: Likewise.
27254 * optc-gen.awk: Likewise.
27256 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27258 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27260 2008-02-07 Richard Henderson <rth@redhat.com>
27263 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27264 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27267 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27269 PR tree-optimization/35085
27270 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27271 for operand entry oe2 in addition to operand entry oe3 in order to
27272 expose more opportunities for vectorizer sum reduction.
27274 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27277 * Makefile.in (LIBS): Remove $(GMPLIBS).
27278 (cc1-dummy, cc1): Add $(GMPLIBS).
27280 2008-02-06 Jan Hubicka <jh@suse.cz>
27283 * i386.md (moddf_integer): Do not produce partial memory stalls for
27284 targets where it hurts.
27286 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27289 * optabs.c (expand_float): Do not check for decimal modes when
27290 expanding unsigned integer through signed conversion.
27292 2008-02-06 Nick Clifton <nickc@redhat.com>
27294 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27295 inside the clobber with a match_operand and duplicated operand
27296 number in the constraint.
27297 (ineqbranchsi): Delete redundant comment.
27299 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27301 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27302 builtin_define ("__USE_INIT_FINI__").
27303 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27305 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27307 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27309 PR documentation/30330
27310 * doc/invoke.texi (C++ Dialect Options)
27311 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27312 For each warning option -Wfoo that allows -Wno-foo, ensure both
27313 -Wfoo and -Wno-foo are listed in the option index. Fix index
27314 entry of -Wswitch-default, index -Wnormalized= including the
27315 `=', and -Wlarger-than-@var{len} including @var{len}.
27317 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27319 * config/i386/i386.md (floatunssisf2): Use
27320 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27321 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27322 Macroize expander using MODEF mode iterator.
27324 2008-02-05 Diego Novillo <dnovillo@google.com>
27326 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27329 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27331 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27334 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27336 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27339 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27340 to indicate if a message should be generated.
27341 (init_cumulative_args): Updated.
27342 (function_value_32): Likewise.
27344 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27346 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27348 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27351 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27352 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27354 2008-02-04 Diego Novillo <dnovillo@google.com>
27356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27359 * tree-vrp.c (vrp_evaluate_conditional): With
27360 -Wtype-limits, emit a warning when comparing against a
27361 constant outside the natural range of OP0's type.
27363 2008-02-04 Richard Guenther <rguenther@suse.de>
27365 PR middle-end/33631
27366 * expr.c (count_type_elements): Give for unions instead of
27369 2008-02-04 Richard Guenther <rguenther@suse.de>
27371 PR middle-end/35043
27372 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27373 to TYPE_DOMAINs base type instead of using bitsizetype here.
27375 2008-02-03 Jason Merrill <jason@redhat.com>
27377 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27379 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27382 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27383 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27384 (RS/6000 and PowerPC Options): Fix typos and markup.
27385 * doc/passes.texi (Tree-SSA passes): Likewise.
27387 2008-02-02 Michael Matz <matz@suse.de>
27390 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27391 from record_last_reg_set_info.
27392 (record_last_reg_set_info): Take an RTX argument, iterate over all
27393 constituent hardregs.
27394 (record_last_set_info, record_opr_changes): Change calls to
27395 new signature or to record_last_reg_set_info_regno.
27397 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27399 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27401 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27403 PR rtl-optimization/34773
27404 * reg-notes.def (EQUAL): Mention significance of combination of
27405 REG_EQUAL and REG_RETVAL.
27406 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27407 insn that has a REG_RETVAL.
27409 2008-02-01 Roger Sayle <roger@eyesopen.com>
27412 * configure.ac (--enable-fixed-point): Disable unless explicitly
27414 * configure: Regenerate.
27416 2008-02-01 Richard Guenther <rguenther@suse.de>
27419 * invoke.texi (-finline-limit): Remove no longer true parts
27420 of the documentation. Note that there is no default value.
27422 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27423 Mark Mitchell <mark@codesourcery.com>
27424 Ben Elliston <bje@au.ibm.com>
27427 * doc/extend.texi (Other Builtins): Document.
27429 2008-01-31 Tom Browder <tom.browder@gmail.com>
27431 * doc/c-tree.texi (Types): Fix grammar.
27432 (Expression trees): Ditto.
27433 * doc/passes.texi (Tree-SSA passes): Ditto.
27435 * doc/configterms.texi (Configure Terms): Fix typo.
27436 * doc/cpp.texi (Common Predefined Macros): Ditto.
27437 * doc/md.texi (Machine Constraints): Ditto.
27439 * doc/makefile.texi (Makefile): Add comma.
27441 2008-01-31 Tom Browder <tom.browder@gmail.com>
27442 Gerald Pfeifer <gerald@pfeifer.com>
27444 * doc/sourcebuild.texi (Front End): Remove references to CVS
27445 and CVSROOT/modules.
27446 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27447 (Back End): Remove reference to CVS.
27449 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27452 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27454 (mips16_gp_pseudo_reg): ...here.
27455 * config/mips/mips.md (load_const_gp): Replace with...
27456 (load_const_gp_<mode>): ...this :P-based insn.
27458 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27460 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27461 options. Minor fixes.
27462 (-std): Move reference to standards closer to where language
27463 standards are first mentioned.
27465 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27467 PR rtl-optimization/34995
27468 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27469 parameter and return a bool. If the rtx parameter is nonnull,
27470 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27471 (find_reloads): Update call accordingly. Pass the new operand
27472 if it needed no address reloads, otherwise pass null.
27474 2008-01-30 Richard Henderson <rth@redhat.com>
27477 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27478 for unbounded arrays.
27480 2008-01-30 Silvius Rus <rus@google.com>
27482 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27484 2008-01-30 Jan Hubicka <jh@suse.cz>
27487 * i386.c (init_cumulative_args): Use real function declaration when
27490 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27492 PR rtl-optimization/34998
27493 * global.c (build_insn_chain): Treat non-subreg_lowpart
27494 SUBREGs of pseudos as clobbering all the words covered by the
27495 SUBREG, not just all the bytes.
27496 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27497 original df_ref rather than an extract parameter.
27498 (global_conflicts): Update call accordingly.
27500 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27502 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27503 the overflow check to make it easier to read.
27504 (__fixtfdi): Change the type of the ll member in union
27505 long_double to UDItype_x.
27507 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27509 PR middle-end/34969
27510 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27511 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27512 * tree-inline.c (fold_marked_statements): Call
27513 cgraph_update_edges_for_call_stmt if folding a call statement.
27514 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27515 debug_generic_stmt calls, reset it back afterwards.
27518 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27520 * c-typeck.c (build_external_ref): Don't pedwarn about
27521 static vars in current function's scope.
27523 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27525 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27527 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27530 * ipa-struct-reorg.c: Fix spelling.
27531 * params.def: Ditto.
27533 2008-01-29 Richard Guenther <rguenther@suse.de>
27535 PR middle-end/35006
27536 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27538 * tree-inline.c (remap_type): Increment remapping_type_depth
27539 around remapping types.
27540 (copy_body_r): Only add referenced variables if they are referenced
27541 from code, not types.
27543 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27554 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27555 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27557 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27560 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27561 pointer for tiny stack.
27563 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27565 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27567 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27569 * config/vx-common.h: Fix typo in comment.
27571 2008-01-28 Ian Lance Taylor <iant@google.com>
27575 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27576 coalesce pointers if they have different DECL_NO_TBAA_P values.
27577 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27578 between variables with different DECL_NO_TBAA_P values.
27580 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27583 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27584 are not legitimate small data references on SPE targets.
27586 2008-01-28 David Daney <ddaney@avtrex.com>
27588 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27590 2008-01-28 David Daney <ddaney@avtrex.com>
27592 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27594 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27596 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27597 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27598 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27599 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27600 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27601 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27602 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27603 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27605 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27607 * basic-block.h (condjump_equiv_p): Fix comment.
27609 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27611 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27612 print_generic_stmt_indented): Fix comment.
27614 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27616 * configure.ac (__stack_chk_fail): Add detecion for availability
27617 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27618 * configure: Regenerate.
27620 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27622 PR middle-end/34688
27623 * final.c (output_addr_const): Handle TRUNCATE.
27625 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27628 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27629 (zero_cost, infinite_cost): New constants.
27630 (struct cost_pair): Change type of cost to comp_cost.
27631 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27632 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27634 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27635 split_address_cost, ptr_difference_cost, difference_cost,
27636 get_computation_cost_at, get_computation_cost,
27637 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27638 determine_use_iv_cost_condition, determine_use_iv_costs,
27639 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27640 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27641 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27642 Change type of cost to comp_cost.
27643 (determine_iv_cost): Increase cost of non-original ivs, instead
27644 of decreasing the cost of original ones.
27645 (get_address_cost): Indicate the complexity of the addressing mode
27647 (try_add_cand_for): Prefer using ivs not specific to some object.
27648 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27650 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27651 Janis Johnson <janis187@us.ibm.com>
27654 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27655 (TARGET_INSTANTIATE_DECLS): Likewise.
27656 * target.h (expand_to_rtl_hook): New target hook.
27657 (instantiate_decls): Likewise.
27658 * function.c (instantiate_decl): Make non-static. Rename to...
27659 (instantiate_decl_rtl): ... this.
27660 (instantiate_expr): Use instantiate_decl_rtl.
27661 (instantiate_decls_1): Likewise.
27662 (instantiate_decls): Likewise.
27663 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27664 * function.h (instantiate_decl_rtl): Add prototype.
27665 * cfgexpand.c (target.h): New include.
27666 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27667 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27668 (TARGET_INSTANTIATE_DECLS): Likewise.
27669 (TARGET_INITIALIZER): New target hooks added.
27670 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27672 * config/rs6000/rs6000.c (tree-flow.h): New include.
27673 (machine_function): Add sdmode_stack_slot field.
27674 (rs6000_alloc_sdmode_stack_slot): New function.
27675 (rs6000_instantiate_decls): Likewise.
27676 (rs6000_secondary_memory_needed_rtx): Likewise.
27677 (rs6000_check_sdmode): Likewise.
27678 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27679 (TARGET_INSTANTIATE_DECLS): Likewise.
27680 (rs6000_hard_regno_mode_ok): Allow SDmode.
27681 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27682 (rs6000_emit_move): Handle SDmode.
27683 (function_arg_advance): Likewise.
27684 (function_arg): Likewise.
27685 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27686 SDmode var args for 32-bit compiles.
27687 (rs6000_secondary_reload_class): Handle SDmode.
27688 (rs6000_output_function_epilogue): Likewise.
27689 (rs6000_function_value): Simplify if statement.
27690 (rs6000_libcall_value): Likewise.
27691 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27692 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27693 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27694 (movsd_hardfloat): New define_insn.
27695 (movsd_softfloat): Likewise.
27696 (movsd_store): Likewise.
27697 (movsd_load): Likewise.
27698 (extendsddd2): Likewise.
27699 (extendsdtd2): Likewise.
27700 (truncddsd2): Likewise.
27701 (movdd_hardfloat64): Fixup comment.
27702 (UNSPEC_MOVSD_LOAD): New constant.
27703 (UNSPEC_MOVSD_STORE): Likewise.
27705 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27708 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27710 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27711 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27712 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27713 and TRUTH_XOR_EXPR.
27715 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27718 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27719 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27720 __LONGDOUBLE128 too.
27721 * config/rs6000/aix61.h: New file.
27723 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27725 PR rtl-optimization/34959
27726 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27727 popcount and parity rtxes the same mode as their operand.
27728 Truncate or extend the result to the return value's mode
27731 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27734 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27735 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27736 to GOT_VERSION_REGNUM.
27737 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27738 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27739 * config/mips/mips.c (mips_emit_call_insn): New function.
27740 (mips_call_tls_get_addr): Call mips_expand_call directly.
27741 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27743 (mips16_build_call_stub): Likewise. Return the call insn or null.
27744 (mips_expand_call): Update the call to mips16_build_call_stub
27745 accordingly and a remove redundant condition. Assert that MIPS16
27746 stubs do not use lazy binding. Use mips_emit_call_insn and return
27748 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27750 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27751 (mips_avoid_hazard): Remove hazard_set handling.
27752 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27753 (UNSPEC_RESTORE_GP): ...this.
27754 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27755 (FAKE_CALL_REGNO): Rename to...
27756 (GOT_VERSION_REGNUM): ...this.
27757 (type): Add "ghost" value. Add an associated insn reservation.
27758 (hazard_set): Remove.
27759 (exception_receiver): Rename to...
27760 (restore_gp): ...this and update the unspec identifier accordingly.
27761 (exception_receiver, nonlocal_got_receiver): New expanders.
27762 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27763 FAKE_CALL_REGNO. Remove hazard_set attribute.
27764 (set_got_version, update_got_version): New patterns.
27766 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27769 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27771 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27774 * doc/install.texi2html: Generate gcc-vers.texi.
27776 2008-01-25 DJ Delorie <dj@redhat.com>
27778 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27780 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27782 * config/c4x: Remove directory.
27783 * config.gcc (crx-*, mt-*): Mark obsolete.
27784 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27785 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27786 sh-*-rtemscoff*): Remove cases.
27787 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27788 * real.c (encode_c4x_single, decode_c4x_single,
27789 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27790 c4x_extended_format): Remove.
27791 * real.h (c4x_single_format, c4x_extended_format): Remove.
27792 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27794 (Pragmas): Remove comment about c4x pragmas.
27795 * doc/install.texi (c4x): Remove target-specific instructions.
27796 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27797 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27798 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27799 refer to C4x source files as examples.
27800 (C4X_FLOAT_FORMAT): Remove documentation.
27802 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27804 * config/bfin/bfin.c (override_options): Reorder tests so that
27805 flag_pic gets enabled for -msep-data.
27807 2008-01-25 Richard Guenther <rguenther@suse.de>
27809 PR middle-end/32244
27810 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27811 to its bitfield precision if required.
27813 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27815 PR middle-end/33880
27816 * tree-nested.c (walk_omp_for): New function.
27817 (convert_nonlocal_reference, convert_local_reference): Call
27818 walk_omp_for on OMP_FOR.
27819 (convert_call_expr): Call walk_body on OMP_FOR's
27820 OMP_FOR_PRE_INIT_BODY.
27822 2008-01-25 Richard Guenther <rguenther@suse.de>
27824 PR tree-optimization/34966
27825 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27826 default defs and PHI_NODEs we have to insert after the
27827 defining statement.
27829 2008-01-24 Nick Clifton <nickc@redhat.com>
27831 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27832 Provide a default definition.
27833 (LIBGCC2_UNITS_PER_WORD): Likewise.
27835 * config/stormy16/stormy16.c: Include df.h for the prototype
27836 for df_regs_ever_live_p.
27837 (xstormy16_expand_builtin_va_start): Convert the stack offset
27838 into a component_ref and then use POINTER_PLUS_EXPR to add it
27839 to the incoming_virtual_args_rtx.
27840 (xstormy16_gimplify_va_arg_expr): Rename to
27841 xstormy16_gimplify_va_arg_expr.
27842 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27843 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27844 xstormy16_gimplify_va_arg_expr.
27845 Fix up some formatting issues.
27847 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27848 Move to predicates.md.
27849 (xs_hi_general_operand): Likewise.
27850 (xs_hi_nonmemory_operand): Likewise.
27851 * config/stormy16/predicates.md:
27852 (xstormy16_carry_plus_operand): New predicate.
27853 (xs_hi_general_operand): New predicate.
27854 (xs_hi_nonmemory_operand): New predicate.
27855 * config/stormy16/stormy16-protos.h:
27856 (xstormy16_carry_plus_operand): Delete prototype.
27857 (xs_hi_general_operand): Likewise.
27858 (xs_hi_nonmemory_operand): Likewise.
27860 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27861 modifiers as they are no longer needed and they can trigger
27862 reload spill failures.
27864 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27865 with a match_operand in order to help reload.
27867 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27868 constraint with 'e' for the 8th alternative as this version of
27869 the mov.w instruction only accepts the lower 8 registers.
27871 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27874 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27875 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27878 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27880 PR middle-end/33333
27881 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27883 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27885 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27887 (remove_structure): Update allocations list before removing structure.
27889 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27891 * ipa-struct-reorg.c (is_safe_cond_expr,
27892 create_new_stmts_for_cond_expr): Use integer_zerop function,
27893 that recognize not only zero-pointer, but zero-integer too.
27895 2008-01-25 Ben Elliston <bje@au.ibm.com>
27898 * fixproto: Escape "." in sed expression that strips leading "./".
27900 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27903 * gcc.c (SWITCH_OK): Removed.
27904 (SWITCH_LIVE): Changed to bit.
27905 (SWITCH_FALSE): Likewise.
27906 (SWITCH_IGNORE): Likewise.
27907 (switchstr): Change live_cond to unsigned int.
27908 (process_command): Replace SWITCH_OK with 0.
27909 (do_self_spec): Likewise.
27910 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27911 (give_switch): Likewise.
27912 (used_arg): Likewise.
27913 (do_spec_1): Set the SWITCH_IGNORE bit.
27914 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27915 bits. Set the SWITCH_LIVE bit.
27917 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27919 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27921 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27923 PR tree-optimization/34472
27924 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27925 parameter to a "bool *" and set *DATA to false if there is
27926 an unsafe access. Do not delete the structure here.
27927 (check_cond_exprs): Delete it here instead.
27928 (check_cond_exprs, exclude_cold_structs): Do not increase
27929 I when removing a structure.
27931 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27934 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27935 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27937 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27939 PR middle-end/34934
27940 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27941 a fixed vector for stack.
27943 2008-01-24 Ben Elliston <bje@au.ibm.com>
27946 * doc/gcc.texi (Software development): Add a direntry for g++.
27948 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27950 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27951 stale and straggling -fforce-addr comments above.
27953 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27955 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27956 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27958 2008-01-23 Michael Matz <matz@suse.de>
27961 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27964 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27966 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27967 malloc result type.
27969 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27971 * config/avr/avr.c (avr_current_arch): New variable.
27972 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27973 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27974 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27975 (avr_override_options): Init 'avr_current_arch'.
27976 (base_arch_s): Move from here...
27977 * config/avr/avr.h (base_arch_s): ... here. Add new members
27978 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27979 'mega' to 'have_jmp_call'.
27980 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27981 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27983 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27985 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27986 MULTILIB_MATCHES): Ditto.
27988 2008-01-23 Richard Guenther <rguenther@suse.de>
27990 PR middle-end/31529
27991 * cgraphunit.c (cgraph_reset_node): Always mark the node
27992 not reachable if it is not queued already.
27994 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27996 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27997 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27998 (cputype_selected): New static variable.
27999 (bfin_handle_option): Set it if -mcpu is used.
28000 (override_option): Select default set of workarounds if no cpu type
28001 selected on the command line.
28002 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
28004 From Michael Frysinger <michael.frysinger@analog.com>
28005 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
28006 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
28008 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
28009 for bf547, bf523, bf524, and bf526.
28010 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
28012 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
28013 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
28014 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
28015 __ADSPBF547__ and __ADSPBF54x__ for bf547.
28016 * doc/invoke.texi (Blackfin Options): Document that
28017 -mcpu now accept bf547, bf523, bf524, and bf526.
28019 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28021 PR rtl-optimization/34628
28022 * combine.c (try_combine): Stop and undo after the first combination
28023 if an autoincrement side-effect on the first insn has effectively
28026 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28029 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28030 Offset addresses are not valid for Altivec or paired float modes.
28032 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28035 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28036 if DECL_INITIAL (decl) is error_mark_node.
28039 * c-common.c (handle_vector_size_attribute): Only allow
28040 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28041 the same way as pointer, array etc. types.
28042 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28045 * tree.c (build_type_attribute_qual_variant): Call
28046 build_qualified_type if attributes are equal, but quals are not.
28048 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28051 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28052 * flags.h (warn_strict_aliasing): Remove.
28053 (warn_strict_overflow): Remove.
28054 * opts.c (warn_strict_aliasing): Remove.
28055 (warn_strict_overflow): Remove.
28056 * c-opts.c (c_common_handle_option): -Wall only sets
28057 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28058 (c_common_post_options): Give default values to -Wstrict-aliasing
28059 and -Wstrict-overflow if they are uninitialized.
28060 * common.opt (Wstrict-aliasing): Specify Var and Init.
28061 (Wstrict-overflow): Likewise.
28063 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28065 PR rtl-optimization/26854
28066 PR rtl-optimization/34400
28067 PR rtl-optimization/34884
28068 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28070 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28071 (df_rd_bb_info.expanded_lr_out): Deleted
28072 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28073 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28074 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28075 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28076 Removed code to allocate, initialize or free expanded_lr_out.
28077 (df_rd_bb_local_compute_process_def): Restructured to make more
28079 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28080 sets if the sets are being trimmed.
28082 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28085 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28086 (as_vers): Likewise.
28087 * configure: Regenerated.
28089 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28091 PR middle-end/33092
28092 * tree-pass.h (pass_build_alias): New pass.
28093 * tree-ssa-alias.c (gate_build_alias): New.
28094 (pass_build_alias): New.
28095 * passes.c (init_optimization_passes): Add pass_build_alias after
28096 pass_create_structure_vars.
28098 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28100 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28101 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28102 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28103 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28104 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28105 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28106 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28107 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28108 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28109 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28110 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28111 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28112 * config/s390/s390.md (FP_ALL): New mode iterator.
28113 (_d): New mode attribute.
28114 ("*signbit<mode>2>"): Changed mode of first operand.
28115 ("isinf<mode>2"): Changed mode of first operand.
28116 ("*TDC_insn"): Adaptation for DFP modes.
28118 2008-01-22 Ben Elliston <bje@au.ibm.com>
28120 * tree.c (check_qualified_type): Improve function description.
28122 2008-01-21 Jason Merrill <jason@redhat.com>
28125 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28126 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28129 2008-01-21 DJ Delorie <dj@redhat.com>
28131 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28134 2008-01-21 Richard Guenther <rguenther@suse.de>
28136 PR middle-end/34856
28137 * tree-cfg.c (verify_expr): Allow all invariant expressions
28138 instead of just constant class ones as reference argument.
28139 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28140 like any other constant.
28141 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28143 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28145 * regmove.c (fixup_match_1): Update call crossed frequencies.
28147 2008-01-21 Richard Guenther <rguenther@suse.de>
28150 * tree-inline.c (setup_one_parameter): Deal with mismatched
28151 types using a VIEW_CONVERT_EXPR.
28153 2008-01-21 Alon Dayan <alond@il.ibm.com>
28154 Olga Golovanevsky <olga@il.ibm.com>
28156 PR tree-optimization/34701
28157 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28158 when the structure size is not a power of 2.
28160 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28162 * doc/install.texi: Add doc for --enable-checking=df.
28164 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28166 PR rtl-optimization/34808
28167 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28169 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28171 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28174 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28176 PR rtl-optimization/26854
28177 PR rtl-optimization/34400
28178 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28180 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28181 (df_rd_bb_info.expanded_lr_out): New.
28182 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28183 * loop_iv.c (iv_analysis_loop_init): Ditto.
28184 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28185 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28186 Added code to allocate, initialize or free expanded_lr_out.
28187 (df_rd_bb_local_compute_process_def): Restructured to make
28188 more understandable.
28189 (df_rd_confluence_n): Add code to do nothing with fake edges and
28190 code to no apply invalidate_by_call sets if the sets are being trimmed.
28191 (df_lr_local_finalize): Renamed to df_lr_finalize.
28192 (df_live_local_finalize): Renamed to df_live_finalize.
28194 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28197 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28198 deciding whether to use reciprocal instructions.
28200 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28202 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28203 dwarf2out_note_section_used if cold_text_section is NULL.
28205 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28207 PR gcov-profile/34610
28208 * tree-cfg.c (make_edges): Mark both outgoing edges from
28209 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28210 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28211 from OMP_FOR and OMP_CONTINUE outgoing edges.
28213 * tree-profile.c (tree_profiling): Return early if
28214 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28216 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28217 from cfun to child_cfun.
28218 * function.h (struct function): Add after_tree_profile bit.
28220 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28222 * config/avr/avr.S (_exit): Disable interrupt.
28224 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28225 Steven Bosscher <stevenb.gcc@gmail.com>
28227 PR rtl-optimization/26854
28228 PR rtl-optimization/34400
28229 * df-problems.c (df_live_scratch): New scratch bitmap.
28230 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28231 (df_live_reset): Clear the proper bitmaps.
28232 (df_live_bb_local_compute): Only process the artificial defs once
28233 since the order is not important.
28234 (df_live_init): Init the df_live sets only with the variables
28235 found live by df_lr.
28236 (df_live_transfer_function): Use the df_lr sets to prune the
28237 df_live sets as they are being computed.
28238 (df_live_free): Free df_live_scratch.
28240 2008-01-18 Ian Lance Taylor <iant@google.com>
28242 * common.opt: Add fmerge-debug-strings.
28243 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28244 flag_merge_debug_strings rather than flag_merge_constants.
28245 * doc/invoke.texi (Option Summary): Mention
28246 -fmerge-debug-strings.
28247 (Debugging Options): Document -fmerge-debug-strings.
28249 2008-01-18 Ian Lance Taylor <iant@google.com>
28252 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28253 (struct tree_function_decl): Add new field operator_new_flag.
28254 * tree-inline.c (expand_call_inline): When inlining a call to
28255 operator new, force the return value to go into a variable, and
28256 set DECL_NO_TBAA_P on that variable.
28257 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28259 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28262 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28263 DWARF2_DEBUGGING_INFO.
28264 (dwarf2out_note_section_used): Ditto. Add prototype.
28265 (have_multiple_function_sections, text_section_used,
28266 cold_text_section_used, *cold_text_sections): Move declarations
28269 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28271 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28272 field and add signal_ra.
28273 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28274 assignments to frame state pc. Move end of stack check after
28275 MD_FALLBACK_FRAME_STATE_FOR.
28276 (uw_update_context_1): Use frame state signal_regs if set, instead
28277 of checking signal_frame flag.
28278 (uw_update_context): Use frame state signal_ra if set.
28279 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28280 * config/xtensa/linux-unwind.h: New file.
28282 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28284 * modulo-sched.c (get_sched_window): Fix comment typo.
28286 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28288 PR tree-optimization/34648
28289 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28291 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28293 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28294 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28296 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28298 PR rtl-optimization/34400
28299 * df-core.c (df_worklist_dataflow_overeager,
28300 df_worklist_dataflow_doublequeue): New functions.
28301 (df_worklist_dataflow): Two different worklist solvers.
28302 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28305 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28308 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28309 and ftree-parallelize-loops.
28311 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28313 PR rtl-optimization/34826
28314 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28316 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28318 * global.c (find_reg): Mark the eh regs as used if necessary.
28319 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28320 * ra.h (struct allocno): no_eh_reg field added. Changed
28321 no_stack_reg type to bitfield.
28323 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28325 * tree.c (substitute_in_expr): Add missing 'break'.
28327 2008-01-17 Richard Guenther <rguenther@suse.de>
28329 PR tree-optimization/34825
28330 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28331 x / x as division to handle.
28333 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28335 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28336 "-pthread" is specified.
28337 * pa-hpux11.h (LIB_SPEC): Likewise.
28339 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28340 Peter Bergner <bergner@vnet.ibm.com>
28342 PR rtl-optimization/33796
28343 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28345 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28347 PR libgfortran/34699
28348 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28350 * pa-hpux10.h (LINK_SPEC): Likewise.
28351 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28353 2008-01-16 Richard Guenther <rguenther@suse.de>
28355 PR middle-end/32628
28356 * fold-const.c (fold_convert_const_int_from_int): Do not
28357 set overflow if that occured only because of a sign extension
28358 change when converting from/to a sizetype with the same
28359 precision and signedness.
28361 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28364 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28365 location address to the correct place. Update copyright year.
28367 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28369 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28370 no dependences in the dependence_relations vector.
28372 2008-01-16 Jan Hubicka <jh@suse.cz>
28374 PR rtl-optimization/31396
28375 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28376 * cfg.c (dump_reg_info): Print it.
28377 * regs.h (struct reg_info_t): add freq_calls_crossed.
28378 (REG_FREQ_CALLS_CROSSED): New macro.
28379 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28380 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28381 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28382 regmove_optimize): Update call crossed frequencies.
28383 * local-alloc.c (struct qty): Add freq_calls_crossed.
28384 (alloc_qty): Copute freq_calls_crossed.
28385 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28386 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28387 * ra.h (struct allocno): Add freq_calls_crossed.
28389 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28391 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28392 libgomp when compiling with ftree-parallelize-loops.
28393 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28395 2008-01-16 Richard Guenther <rguenther@suse.de>
28397 PR tree-optimization/34769
28398 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28399 * tree.c (int_cst_value): Instead make this function more
28400 permissive in what it accepts as valid input. Document this
28401 function always sign-extends the value.
28403 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28404 Richard Guenther <rguenther@suse.de>
28407 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28408 (gimple_fold_indirect_ref_rhs): ... this.
28409 (gimple_fold_indirect_ref): New function with foldings
28410 that preserve lvalueness.
28411 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28412 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28413 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28414 to fold an INDIRECT_REF, fall back to the old use of
28415 fold_indirect_ref_1.
28417 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28419 * tree-data-ref.c (subscript_dependence_tester_1): Call
28420 free_conflict_function.
28421 (compute_self_dependence): Same.
28423 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28426 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28427 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28429 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28430 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28431 for DWARF2_UNWIND_INFO targets.
28433 2008-01-16 Richard Guenther <rguenther@suse.de>
28436 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28437 type qualifiers for function types.
28439 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28441 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28442 loop_iterator li from previous commit.
28444 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28446 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28448 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28450 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28451 (parallelize_loops): Don't parallelize irreducible components.
28453 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28456 * c-opts (c_common_post_options): Do not enable CPP
28457 flag_pedantic_errors by default.
28459 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28461 PR rtl-optimization/31944
28462 * cse.c (remove_pseudo_from_table): New function.
28463 (merge_equiv_classes): Use above function to remove pseudo-registers.
28464 (invalidate): Likewise.
28466 2008-01-13 Richard Guenther <rguenther@suse.de>
28468 PR middle-end/34601
28469 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28470 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28472 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28474 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28475 validate_change to unshare the source of the PC set.
28477 2008-01-12 Jan Hubicka <jh@suse.cz>
28479 PR middle-end/32135
28480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28481 references above array bounds. This might trigger bounds checks for
28482 pointers to arrays.
28484 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28486 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28487 new_replaceable_dependencies.
28489 2008-01-12 Doug Kwan <dougkwan@google.com>
28491 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28492 instead of OPT_Wreturn_type in warning due to ignored return type
28494 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28495 options included in -Wextra.
28496 * c.opt: New option -Wignored_qualifiers.
28497 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28498 -Wignore_qualifiers.
28499 (-Wignored-qualifiers): Document.
28500 (-Wreturn-type): Remove description of functionality now handled
28501 by -Wignored-qualifiers.
28503 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28506 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28507 NOP_EXPR if it is between integral types with the same precision.
28509 2008-01-12 Jan Hubicka <jh@suse.cz>
28512 * invoke.texi (max-inline-recursive-depth): Fix default value.
28514 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28516 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28519 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28521 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28523 2008-01-11 James E. Wilson <wilson@specifix.com>
28526 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28528 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28530 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28531 save/restore frame pointer register and don't use 'call-prologues'
28532 optimization in function with "OS_task" attribute.
28534 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28536 PR middle-end/31309
28537 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28538 when copying to memory.
28540 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28542 PR rtl-optimization/30905
28543 * cfgcleanup.c: Include dce.h
28544 (crossjumps_occured): New global variable.
28545 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28546 If something changed, set crossjumps_occured to true.
28547 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28548 Don't add/remove fake edges to exit here...
28549 (cleanup_cfg): ...but do it here, when crossjumping.
28550 Run a fast DCE when successful crossjumps occured in the latest
28551 iteration of try_optimize_cfg.
28553 2008-01-11 Richard Guenther <rguenther@suse.de>
28555 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28556 (struct vn_unary_op_s): Likewise.
28557 (vn_reference_insert): Free old reference on hash collision.
28559 2008-01-10 Raksit Ashok <raksit@google.com>
28561 PR rtl-optimization/27971
28562 * combine.c (find_split_point): Split PLUS expressions which are
28563 inside a MEM rtx, and whose first operand is complex.
28565 2008-01-10 DJ Delorie <dj@redhat.com>
28567 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28568 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28569 (m32c_hard_regno_ok): Call the underlying function.
28571 2008-01-10 Richard Guenther <rguenther@suse.de>
28573 PR middle-end/34683
28574 * tree-cfg.c (tree_merge_blocks): Do not go through the
28575 full-blown folding and stmt updating path if we just deal
28576 with virtual operands.
28577 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28578 test for abnormal SSA_NAMEs.
28580 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28582 PR middle-end/34641
28583 * reload.c (push_reload): Add assertions. All constants from
28584 reg_equiv_constant should have been used for replacing the respective
28586 (find_reloads_address): Invoke find_reloads_address_part for
28587 constant taken from the reg_equiv_constant array.
28589 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28591 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28592 field (valnum) the first in the struct. Replace bools with
28595 2008-01-10 Richard Guenther <rguenther@suse.de>
28597 PR tree-optimization/34651
28598 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28599 types and ordering for masking and converting.
28601 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28603 PR tree-optimization/34017
28604 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28605 also for PHI_NODE expressions.
28607 2008-01-09 Jan Hubicka <jh@suse.cz>
28609 PR tree-optimization/34708
28610 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28611 based on number of case labels.
28612 (init_inline_once): Remove switch_cost.
28613 * tree-inline.h (eni_weights_d): Remove switch_cost.
28615 2008-01-09 Richard Guenther <rguenther@suse.de>
28616 Andrew Pinski <andrew_pinski@playstation.sony.com>
28618 PR middle-end/30132
28619 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28620 temporary if an rvalue is ok or an lvalue is not required.
28622 2008-01-09 Richard Guenther <rguenther@suse.de>
28624 PR middle-end/34458
28625 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28626 adjust return type.
28628 2008-01-09 Richard Guenther <rguenther@suse.de>
28630 PR middle-end/34679
28631 * tree.c (host_integerp): Check for sizetype only if the
28632 type is an integer type.
28634 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28637 * opts.c (decode_options): Disable inlining of functions called
28638 once if not in unit-at-a-time mode.
28640 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28642 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28644 2008-01-08 Richard Guenther <rguenther@suse.de>
28646 PR middle-end/31863
28647 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28648 out early if the result will be unused.
28650 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28655 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28656 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28659 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28661 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28662 for vectorization tuned.
28664 2008-01-08 Richard Guenther <rguenther@suse.de>
28666 PR tree-optimization/34683
28667 * tree-ssa-operands.c (operand_build_cmp): Export.
28668 * tree-ssa-operands.h (operand_build_cmp): Declare.
28669 * tree-vn.c (vuses_compare): Remove.
28670 (sort_vuses): Use operand_build_cmp.
28671 (sort_vuses_heap): Likewise.
28672 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28673 to re-use old VEC if available. Do not sort already sorted VUSEs.
28674 (vdefs_to_vec): Do not sort already sorted VDEFs.
28676 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28678 PR middle-end/34694
28679 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28681 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28684 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28685 limitations of reciprocal sequences on x86 targets.
28687 2008-01-08 Richard Guenther <rguenther@suse.de>
28689 PR tree-optimization/34683
28690 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28692 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28695 * config/darwin.c (darwin_mergeable_string_section): Don't use
28696 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28698 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28701 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28702 negxf2. Macroize expander using X87MODEF mode iterator. Change
28703 predicates of op0 and op1 to register_operand.
28704 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28705 expander using X87MODEF mode iterator. Change predicates of
28706 op0 and op1 to register_operand.
28707 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28708 corresponding patterns and macroize using MODEF macro. Change
28709 predicates of op0 and op1 to register_operand and remove
28710 "m" constraint. Disparage "r" alternative with "!".
28711 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28712 macroize using X87MODEF macro. Change predicates of op0 and op1
28713 to register_operand and remove "m" constraint. Disparage "r"
28714 alternative with "!".
28715 (absneg splitter with memory operands): Remove.
28716 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28717 patterns and macroize using X87MODEF mode iterator.
28718 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28719 Change predicate of op1 to register_operand.
28720 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28721 for memory operands.
28723 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28725 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28727 2008-01-07 Richard Guenther <rguenther@suse.de>
28729 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28732 2008-01-07 Richard Guenther <rguenther@suse.de>
28734 PR tree-optimization/34683
28735 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28736 VOPs of the needed size to save memory. Use VEC_quick_push
28737 to save compile-time.
28738 (vdefs_to_vec): Likewise.
28740 2008-01-07 Sa Liu <saliu@de.ibm.com>
28742 * config/spu/spu.md (divdf3): Genetate inline code for double
28743 division. The implementation doesn't handle INF or NAN, therefore it
28744 only applies when -ffinite-math-only is given.
28746 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28749 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28750 * doc/cpp.texi ([Common Predefined Macros]): Document.
28752 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28754 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28755 order to use commutative addition instead of subtraction.
28757 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28758 Mircea Namolaru <namolaru@il.ibm.com>
28759 Vladimir Yanovsky <yanov@il.ibm.com>
28760 Revital Eres <eres@il.ibm.com>
28762 PR tree-optimization/34263
28763 * tree-outof-ssa.c (process_single_block_loop_latch,
28764 contains_tree_r): New functions.
28765 (analyze_edges_for_bb): Call process_single_block_loop_latch
28766 function to empty single-basic-block latch block if possible.
28768 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28770 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28772 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28774 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28776 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28778 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28780 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28782 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28784 PR tree-optimization/34618
28785 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28788 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28791 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28792 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28793 Update copyright year.
28795 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28796 Update copyright year.
28797 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28800 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28802 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28803 edge does not point to current bb before changing need_assert.
28805 2008-01-04 Richard Guenther <rguenther@suse.de>
28807 PR middle-end/34029
28808 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28809 for verifying purposes if they are is_gimple_min_invariant.
28811 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28813 PR tree-optimization/34448
28814 PR tree-optimization/34465
28815 * gimplify.c (gimplify_init_constructor): Add new parameter
28816 notify_temp_creation. Use it.
28817 (gimplify_modify_expr_rhs): Take volatiles into account when
28818 optimizing constructors.
28819 Do not optimize constructors if gimplify_init_constructor will dump to
28821 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28822 * gcc.c-torture/compile/pr34448.c: New.
28824 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28826 PR gcov-profile/34609
28827 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28828 return_slot if result is TREE_ADDRESSABLE.
28830 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28832 * config/mips/mips.md (sqrt_condition): Tweak comment.
28833 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28835 2008-01-03 Tom Tromey <tromey@redhat.com>
28838 * c-common.c (c_type_hash): Handle VLAs.
28840 2008-01-03 Jan Hubicka <jh@suse.cz>
28842 PR tree-optimization/31081
28843 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28844 0 when inlining and not inlining to first basic block.
28845 (remap_decl): When var is initialized to 0, don't set default_def.
28846 (expand_call_inline): Set entry_bb.
28847 * tree-inline.h (copy_body_data): Add entry_bb.
28849 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28852 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28855 PR tree-optimization/29484
28856 * tree-inline.c (inline_forbidden_p_2): New function.
28857 (inline_forbidden_p): Disallow inlining if some static var
28858 has an address of a local LABEL_DECL in its initializer.
28859 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28862 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28864 PR tree-optimization/34635
28865 * tree-data-ref.c (add_other_self_distances): Make sure that the
28866 evolution step is constant.
28868 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28870 PR middle-end/34608
28871 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28873 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28875 * tree-sra.c (scalarize_init): Insert the generate_element_init
28876 statements after the generate_element_zero statements.
28878 2008-01-02 Richard Guenther <rguenther@suse.de>
28880 PR middle-end/34093
28881 PR middle-end/31976
28882 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28883 for very large number of operands instead of ICEing.
28885 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28888 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28889 while stack probing.
28891 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28893 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28896 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28898 PR libmudflap/26442
28899 * tree-mudflap.c (mx_register_decls): Guard warning by
28900 !DECL_ARTIFICIAL check.
28902 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28904 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28905 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28906 sse5_perm<mode>): Fix constraints.