1 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
3 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6 2008-12-29 Jakub Jelinek <jakub@redhat.com>
9 * tree-complex.c (expand_complex_libcall): Call
10 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
11 instead of passing true as 3rd argument to gsi_replace.
13 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
16 * dse.c: Include target.h.
17 * Makefile.in (dse.o): Depend on $(TARGET_H).
19 2008-12-29 Jakub Jelinek <jakub@redhat.com>
22 * gcc.c (process_command): Accept also -b with configuration name
24 * doc/invoke.texi (-b): Document that no hyphen is required if
25 configuration name is in the next argument after -b.
27 2008-12-27 Jakub Jelinek <jakub@redhat.com>
30 * gimple-pretty-print.c (dump_binary_rhs): Print
31 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
32 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
33 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
34 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
35 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
38 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
39 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
41 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
43 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
44 * expr.h: Fix the declaration of block_clear_fn.
46 2008-12-23 Andrew Pinski <pinski@gmail.com>
49 * fold-const.c (fold_binary): Call fold_convert on arguments to
50 fold_build2 for negative divide optimization.
52 2008-12-23 Jakub Jelinek <jakub@redhat.com>
55 * dse.c (struct store_info): Add const_rhs field.
56 (clear_rhs_from_active_local_stores): Clear also const_rhs.
57 (record_store): Try also cselib_expand_value_rtx to get a constant.
58 (find_shift_sequence, get_stored_val): Use const_rhs instead of
60 * cselib.c (cselib_record_sets): If !cselib_record_memory and
61 there is just one set from read-only MEM, look at REG_EQUAL or
64 * dse.c (struct store_info): Add redundant_reason field.
65 (record_store): When storing the same constant as has been stored by
66 an earlier store, set redundant_reason field to the earlier store's
67 insn_info_t. Don't delete cannot_delete insns.
68 (find_shift_sequence): Remove read_info argument, add read_mode
69 and require_cst arguments. Return early if require_cst and
70 constant wouldn't be returned.
71 (get_stored_val): New function.
72 (replace_read): Use it.
73 (scan_insn): Put even cannot_delete insns with exactly 1 store
74 into active_local_stores.
75 (dse_step1): Don't delete cannot_delete insns. Remove redundant
76 constant stores if contains_cselib_groups and earlier store storing
77 the same value hasn't been eliminated.
78 (dse_step6): Renamed to dse_step7. New function.
79 (dse_step7): Renamed from dse_step6.
80 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
81 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
82 into CONST unless really necessary. Handle SUBREG, unary,
83 ternary, bitfield and compares specially, to be able to simplify
84 operations on constants.
85 (expand_loc): Try to optimize LO_SUM.
87 * dse.c (get_call_args): New function.
88 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
89 to get call arguments and if successful and both len and val are
90 constants, handle the call as (mem:BLK) (const_int) store.
92 * dse.c (struct store_info): Add is_large bool field, change
93 positions_needed into a union of a bitmask and bitmap + count.
94 (free_store_info): Free bitmap if is_large.
95 (set_usage_bits): Don't look at stores where
96 offset + width >= MAX_OFFSET.
97 (set_position_unneeded, set_all_positions_unneeded,
98 any_positions_needed_p, all_positions_needed_p): New static inline
100 (record_store): Handle BLKmode stores of CONST_INT, if
101 MEM_SIZE is set on the MEM. Use the new positions_needed
103 (replace_read): Handle reads from BLKmode CONST_INT stores.
104 (check_mem_read_rtx): Use all_positions_needed_p function.
105 (dse_step1): Free large positions_needed bitmaps and clear is_large.
107 * dse.c (struct store_info): Change begin and end types to
110 * dse.c (record_store): Fix check for unused store.
112 * expr.c (block_clear_fn): No longer static.
113 * expr.h (block_clear_fn): Declare.
114 * dse.c (scan_insn): Memset and bzero can just read their arguments.
116 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
117 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
118 set MEM_SIZE on DESTMEM.
119 (ix86_expand_setmem): Adjust callers.
122 * expr.h (get_mem_align_offset): New prototype.
123 * emit-rtl.c (get_mem_align_offset): New function.
124 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
126 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
128 (ix86_expand_movmem): Optimize if COUNT_EXP
129 is constant, desired_align > align and dst & (desired_align - 1)
130 is computable at compile time.
131 (ix86_expand_setmem): Likewise.
133 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
134 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
136 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
138 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
141 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
142 label_ref with an offset.
144 2008-12-21 Andrew Pinski <pinskia@gmail.com>
147 * configure: Regenerate.
149 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
151 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
152 changing operand 1 to a pmode_register_operand.
153 (mips_lhx, mips_lwx): Likewise.
154 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
155 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
156 the value from the argument expression.
158 2008-12-21 Jan Hubicka <jh@suse.cz>
159 Kai Tietz <kai.tietz@onevision.com>
161 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
162 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
163 call_value_1_rex64_ms_sysv): New patterns.
164 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
165 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
167 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
169 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
170 (alpha_reorg): Call alpha_pad_noreturn.
172 2008-12-21 Denis Chertykov <denisc@overta.ru>
174 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
176 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
179 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
180 if readelf is nowhere to be found.
181 * configure: Regenerate.
183 2008-12-19 Andrew Haley <aph@redhat.com>
185 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
188 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
191 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
192 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
194 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
197 * arm.c (load_multiple_sequence): Initialize ORDER array.
198 (store_multiple_sequence): Likewise.
199 (output_move_double): Make reg0 unsigned.
200 (arm_output_epilogue): Make amount unsigned.
201 (arm_expand_prologue): Move declaration of dwarf before block
204 2008-12-19 Steve Ellcey <sje@cup.hp.com>
206 * df-scan.c (df_hard_reg_init): Move declaration of i.
208 2008-12-19 Jakub Jelinek <jakub@redhat.com>
211 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
212 use rs6000/x-linux-relax snippet if ld is new enough,
213 otherwise use rs6000/x-linux-O1.
214 * config/rs6000/x-linux-relax: New file.
215 * config/x-cflags-O1: New file.
217 2008-12-18 Joseph Myers <joseph@codesourcery.com>
219 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
220 choice of e500 comparison instructions on flag_finite_math_only &&
221 !flag_trapping_math, not flag_unsafe_math_optimizations.
222 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
223 instructions on flag_finite_math_only && !flag_trapping_math, not
224 flag_unsafe_math_optimizations.
225 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
226 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
227 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
228 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
229 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
230 Condition choice of comparison instructions on
231 flag_finite_math_only && !flag_trapping_math, not
232 flag_unsafe_math_optimizations.
234 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
236 * configure: Regenerate.
238 2008-12-18 Jan Hubicka <jh@suse.cz>
239 Kai Tietz <kai.tietz@onevision.com>
241 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
242 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
243 df_invalidated_by_call to invalidated_by_call_regset.
244 * df.h (df_invalidated_by_call): Remove.
245 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
247 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
248 (globalize_reg): Likewise.
249 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
250 df_byte_lr_alloc): Rename df_invalidated_by_call to
251 invalidated_by_call_regset.
252 * basic-block.h (regs_invalidated_by_call_regset): Declare.
254 2008-12-18 Jan Hubicka <jh@suse.cz>
255 Kai Tietz <kai.tietz@onevision.com>
257 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
259 2008-12-18 Jan Hubicka <jh@suse.cz>
260 Kai Tietz <kai.tietz@onevision.com>
262 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
264 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
265 do not try to modify call used regs.
266 (ix86_maybe_switch_abi): New function.
267 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
269 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
271 PR rtl-optimization/37922
272 * dse.c (bb_info): Added regs_live field.
273 (look_for_hardregs): New function.
274 (replace_read): Added regs_live parameter and code to check that
275 shift sequence does not clobber live hardregs.
276 (check_mem_read_rtx): Added parameter to replace_read.
277 (dse_step1): Added regs_live bitmap and initialize it.
278 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
280 * df-problems.c Renamed to df_simulate_initialize_backwards.
281 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
282 (df_simulate_artificial_refs_at_top): Renamed to
283 df_simulate_finalize_backwards.
284 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
285 df_simulate_finalize_backwards): New functions.
286 * df.h (df_simulate_artificial_refs_at_end): Renamed to
287 df_simulate_initialize_backwards.
288 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
289 (df_simulate_artificial_refs_at_top): Renamed to
290 df_simulate_finalize_backwards.
291 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
292 df_simulate_finalize_backwards): New functions.
293 * ra-conflict.c (global_conflicts): Renamed
294 df_simulate_artificial_refs_at_end to
295 df_simulate_initialize_backwards.
296 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
297 df_simulate_one_insn_backwards.
298 * ifcvt.c (dead_or_predicable): Renamed
299 df_simulate_artificial_refs_at_end to
300 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
301 df_simulate_one_insn_backwards.
302 * recog.c (peephole2_optimize): Ditto.
303 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
305 2008-12-18 Jakub Jelinek <jakub@redhat.com>
308 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
309 (rewrite_expr_tree): Add moved argument, move stmts together if
310 needed. Call remove_visited_stmt_chain.
311 (linearize_expr_tree): Don't move stmts here.
312 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
313 Adjust rewrite_expr_tree caller.
316 * tree-ssa.c (useless_type_conversion_p_1): Return
317 false if inner_type is incomplete and outer_type is complete.
319 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
321 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
322 dependences and the configure options.
323 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
324 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
326 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
329 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
330 only if REG_PARM_STACK_SPACE is defined.
332 2008-12-17 Jan Hubicka <jh@suse.cz>
333 Kai Tietz <kai.tietz@onevision.com>
335 * calls.c (expand_call): Do not sibcall if
336 outgoing_reg_parm_stack_space does not match.
338 2008-12-16 Anatoly Sokolov <aesok@post.ru>
340 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
341 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
343 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
344 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
346 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
349 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
352 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
354 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
356 * configure: Regenerate.
358 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
361 * arm.c (arm_legitimate_index): Only accept addresses that are in
363 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
364 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
366 (extendqisi2): Likewise.
367 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
368 predicate for operand1.
370 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
372 * config/mips/mips.c (mips_output_conditional_branch): Assert that
373 openrands[1] is a CODE_LABEL.
375 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
377 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
378 the result of mips_prepare_builtin_target.
380 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
382 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
383 if TARGET_ABICALLS is true.
385 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
387 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
388 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
390 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
392 * config/picochip/picochip.c (picochip_override_options): Disable CFI
393 asm and change the signature of brev and byteSwap functions to use
395 * config/picochip/picochip.md (commsTestPort): This is a complex
396 instruction and should not be vliwed. Don't set insn type.
398 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
399 * config/s390/s390.c (s390_swap_cmp): New function.
400 (s390_non_addr_reg_read_p): New function.
401 (s390_z10_optimize_cmp): New function.
402 (s390_reorg): Added call to s390_optimize_cmp.
403 * config/s390/s390.md (nop1): New insn.
405 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
408 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
409 for the milli.a library.
411 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
412 Peter Bergner <bergner@vnet.ibm.com>
415 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
416 TOC into the call pattern.
417 (call_indirect_aix64): Likewise.
418 (call_value_indirect_aix32): Likewise.
419 (call_value_indirect_aix64): Likewise.
420 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
421 to split off the load of the TOC.
422 (call_indirect_nonlocal_aix32): Enable only after reload.
423 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
424 to split off the load of the TOC.
425 (call_indirect_nonlocal_aix64): Enable only after reload.
426 (call_value_indirect_nonlocal_aix32_internal): New insn and split
427 patterns to split off the load of the TOC.
428 (call_value_indirect_nonlocal_aix32): Enable only after reload.
429 (call_value_indirect_nonlocal_aix64_internal): New insn and split
430 patterns to split off the load of the TOC.
431 (call_value_indirect_nonlocal_aix64): Enable only after reload.
433 2008-12-12 Andreas Schwab <schwab@suse.de>
436 2008-12-12 Andreas Schwab <schwab@suse.de>
437 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
440 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
442 PR tree-optimization/32044
443 * tree-scalar-evolution.h (expression_expensive_p): Declare.
444 * tree-scalar-evolution.c (expression_expensive_p): New function.
445 (scev_const_prop): Avoid introducing expensive expressions.
446 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
448 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite.c (nb_reductions_in_loop): Use simple_iv.
453 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
455 * config/i386/x86intrin.h: New header file to support all x86
457 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
459 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
462 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
465 2008-12-12 Andreas Schwab <schwab@suse.de>
467 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
470 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
472 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
473 Use Pmode for scratch reg.
474 (*mb_internal): Use (match_dup 0) for unspec operand.
476 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
478 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
479 floor_log2 of zero. Negate widened zero.
481 2008-12-12 Ben Elliston <bje@au.ibm.com>
483 * config/fp-bit.c (nan): Rename from this ...
484 (makenan): ... to this.
486 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
488 * config/mips/mips.md (*branch_bit<bbv><mode>,
489 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
490 label becomes operands[1].
492 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
494 PR tree-optimization/38446
495 * graphite.c (register_bb_in_sese): New.
496 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
497 looking at the bbs in the region.
498 * graphite.h (sese): Add region_basic_blocks pointer set to
499 structure and initialize at the time of defining new scop.
501 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
503 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
504 (find_params_in_bb): Do not free data refs.
505 (free_graphite_bb): Add FIXME on disabled free_data_refs.
507 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite.c (struct ivtype_map_elt): New.
510 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
511 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
512 gcc_type_for_cloog_iv): New.
513 (loop_iv_stack_patch_for_consts): Use the type of the induction
514 variable from the original loop, except for the automatically
515 generated loops, i.e., in the case of a strip-mined loop, in
516 which case there is no original loop: in that case just use
518 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
519 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
520 (clast_name_to_gcc): Accept params to be NULL.
521 (clast_to_gcc_expression): Take an extra parameter for the type.
522 Convert to that type all the expressions built by this function.
523 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
524 (graphite_translate_clast_equation): Compute the type of the
525 clast_equation before translating its LHS and RHS.
526 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
527 (graphite_create_new_loop): Compute the type of the induction
528 variable before translating the lower and upper bounds and before
529 creating the induction variable.
530 (rename_variables_from_edge, rename_phis_end_scop): New.
531 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
532 (sese_add_exit_phis_edge): Do not use integer_zero_node.
533 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
534 compute_cloog_iv_types): New.
535 (gloog): Call compute_cloog_iv_types before starting the
536 translation of the clast.
538 * graphite.h (struct graphite_bb): New field cloog_iv_types.
539 (GBB_CLOOG_IV_TYPES): New.
540 (debug_ivtype_map): Declared.
541 (oldiv_for_loop): New.
543 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
546 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
547 (param_index): Assert if parameter is not know after parameter
549 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
550 (find_scop_parameters): Mark, that we have finished parameter
552 (graphite_transform_loops): Move condition detection before parameter
554 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
556 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
559 * emutls.c (__emutls_get_address): Make sure offset is really zero
560 before initializing the object's offset.
562 2008-12-11 Jakub Jelinek <jakub@redhat.com>
565 * gimplify.c (gimplify_init_constructor): Don't force constructor
566 into memory if there is just one nonzero element.
568 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
570 Fix testsuite/gfortran.dg/graphite/id-4.f90.
571 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
574 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
576 * graphite.c (build_scops_1): Initialize open_scop.exit
579 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
580 Jan Sjodin <jan.sjodin@amd.com>
581 Harsha Jagasia <harsha.jagasia@amd.com>
593 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
594 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
596 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
597 * Makefile.in (graphite.o): Depend on value-prof.h.
598 (graphite.o-warn): Removed -Wno-error.
599 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
600 to be a NULL pointer. Call update_stmt. Return the newly created
601 cannonical induction variable.
603 * graphite.h (debug_rename_map): Declared. Fix some comments.
605 * graphite.c: Reimplement the code generation from graphite to gimple.
606 Include value-prof.h.
607 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
608 (get_old_iv_from_ssa_name): Removed.
609 (graphite_stmt_p): New.
610 (new_graphite_bb): Test for useful statements before building a
611 graphite statement for the basic block.
612 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
613 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
614 (recompute_all_dominators, graphite_verify,
615 nb_reductions_in_loop, graphite_loop_normal_form): New.
616 (scop_record_loop): Call graphite_loop_normal_form.
617 (build_scop_loop_nests): Iterate over all the blocks of the
618 function instead of relying on the incomplete information from
619 SCOP_BBS. Return the success of the operation.
620 (find_params_in_bb): Use the data from GBB_DATA_REFS.
621 (add_bb_domains): Removed.
622 (build_loop_iteration_domains): Don't call add_bb_domains.
623 Add the iteration domain only to the basic blocks that have been
624 translated to graphite.
625 (build_scop_conditions_1): Add constraints only if the basic
626 block have been translated to graphite.
627 (build_scop_data_accesses): Completely disabled until data
628 dependence is correctly implemented.
629 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
630 (remove_all_edges_1, remove_all_edges): Removed.
631 (get_new_name_from_old_name): New.
632 (graphite_rename_variables_in_stmt): Renamed.
633 rename_variables_in_stmt. Call get_new_name_from_old_name.
634 Use replace_exp and update_stmt.
635 (is_old_iv): Renamed is_iv.
636 (expand_scalar_variables_stmt): Extra parameter for renaming map.
637 Use replace_exp and update_stmt.
638 (expand_scalar_variables_expr): Same. Use the map to get the
639 new names for the renaming of induction variables and for the
640 renaming of variables after a basic block has been copied.
641 (expand_scalar_variables): Same.
642 (graphite_rename_variables): Renamed rename_variables.
643 (move_phi_nodes): Removed.
644 (get_false_edge_from_guard_bb): New.
645 (build_iv_mapping): Do not insert the induction variable of a
646 loop in the renaming iv map if the basic block does not belong
648 (register_old_new_names, graphite_copy_stmts_from_block,
649 copy_bb_and_scalar_dependences): New.
650 (translate_clast): Heavily reimplemented: copy basic blocks,
651 do not move them. Finally, in call cleanup_tree_cfg in gloog.
652 At each translation step call graphite_verify ensuring the
653 consistency of the SSA, loops and dominators information.
654 (collect_virtual_phis, find_vdef_for_var_in_bb,
655 find_vdef_for_var_1, find_vdef_for_var,
656 patch_phis_for_virtual_defs): Removed huge hack.
657 (mark_old_loops, remove_dead_loops, skip_phi_defs,
658 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
659 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
660 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
661 if_region_get_condition_block, if_region_set_false_region,
662 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
663 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
664 sese_add_exit_phis_edge, sese_add_exit_phis_var,
665 rewrite_into_sese_closed_ssa): New.
666 (gloog): Remove dead code. Early return if code cannot be
667 generated. Call cleanup_tree_cfg once the scop has been code
669 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
670 block loops with less than two loops.
671 (graphite_apply_transformations): Remove the call to
672 scop_remove_ignoreable_gbbs.
673 (limit_scops): When build_scop_loop_nests fails, continue on next
674 scop. Fix open_scop.entry.
675 (graphite_transform_loops): Call recompute_all_dominators: force the
676 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
677 Call initialize_original_copy_tables and free_original_copy_tables
678 to be able to copy basic blocks during code generation.
679 When build_scop_loop_nests fails, continue on next scop.
680 (value_clast): New union.
681 (clast_to_gcc_expression): Fix type cast warning.
683 2008-12-10 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/36792
686 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
689 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
691 PR tree-optimization/36792
692 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
694 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
697 * dwarf2out.c (saved_do_cfi_asm): New.
698 (dwarf2out_do_frame): Take it into account.
699 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
701 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
704 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
705 variables initialized from SRAed bit fields.
707 2008-12-10 Martin Guy <martinwguy@yahoo.it>
710 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
711 result will be in an FPU register.
713 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
717 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
718 on the associated SYMBOL_REF_DECL node, if any.
720 2008-12-09 David Daney <ddaney@caviumnetworks.com>
722 * config/mips/sync.md (sync_<optab>_12): Replace
723 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
724 (sync_old_<optab>_12): Remove third paramater to
725 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
726 with MIPS_SYNC_OLD_OP_12_AND.
727 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
728 with MIPS_SYNC_NEW_OP_12_AND.
729 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
730 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
731 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
732 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
733 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
734 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
735 MIPS_SYNC_NEW_OP_12_XOR.
736 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
737 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
738 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
739 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
740 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
741 to implement new __sync_nand semantics.
742 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
743 remove third parameter.
744 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
745 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
746 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
747 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
748 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
749 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
750 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
751 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
753 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
755 * graphite.c (graphite_transform_loops): Always call find_transform ()
756 in ENABLE_CHECKING. So we test these code paths, even if we do not
759 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
761 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
763 2008-12-09 Jakub Jelinek <jakub@redhat.com>
766 * function.h (struct function): Add always_inline_functions_inlined.
767 * ipa-inline.c (cgraph_early_inlining): Set it to true.
768 * tree-optimize.c (execute_fixup_cfg): Likewise.
769 * builtins.c (avoid_folding_inline_builtin): New function.
770 (fold_call_expr): Don't optimize always_inline builtins before
772 (fold_call_stmt): Likewise.
773 (fold_builtin_call_array): Likewise. Don't call
774 fold_builtin_varargs for BUILT_IN_MD builtins.
776 PR tree-optimization/37416
777 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
779 2008-12-09 Janis Johnson <janis187@us.ibm.com>
781 * doc/sourcebuild.texi (Test Directives): Fix formatting.
783 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
785 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
787 * doc/invoke.texi (-fira-region): Describe new option.
788 (-fira-algorithm): Change the values.
790 * ira-conflicts.c (build_conflict_bit_table,
791 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
792 (ira_build_conflicts): Use flag flag_ira_region instead of
793 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
794 base registers for allocnos crossing calls.
796 * flags.h (enum ira_algorithm): Redefine.
797 (enum ira_region): New.
798 (flag_ira_region): New.
800 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
801 instead of flag_ira_algorithm.
803 * toplev.c (flag_ira_algorithm): Change the initial value.
804 (flag_ira_region): New.
806 * ira-int.h (ira_reg_classes_intersect_p,
807 ira_reg_class_super_classes): New.
809 * ira-color.c (update_copy_costs): Use
810 ira_reg_classes_intersect_p. Use right class to find hard reg index.
811 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
812 (assign_hard_reg): Ditto. Pass additional argument to
813 update_conflict_hard_regno_costs. Do not uncoalesce for priority
815 (allocno_priorities, setup_allocno_priorities,
816 allocno_priority_compare_func): Move before color_allocnos.
817 (color_allocnos): Add priority coloring. Use flag flag_ira_region
818 instead of flag_ira_algorithm.
819 (move_spill_restore): Check classes of the same reg allocno from
821 (update_curr_costs): Use ira_reg_classes_intersect_p.
822 (ira_reassign_conflict_allocnos): Ditto.
824 * opts.c (decode_options): Always set up flag_ira. Set up
825 flag_ira_algorithm. Warn CB can not be used for architecture.
826 (common_handle_option): Modify code for -fira-algorithm. Add code
827 to process -fira-region.
829 * ira-lives.c (update_allocno_pressure_excess_length): Process
831 (set_allocno_live, clear_allocno_live, mark_reg_live,
832 mark_reg_dead, process_bb_node_lives): Ditto.
834 * ira-emit.c (ira_emit): Fix insn codes.
836 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
837 instead of flag_ira_algorithm.
838 (allocno_range_compare_func): Ignore classes for priority coloring.
839 (setup_min_max_conflict_allocno_ids): Ditto.
840 (ira_flattening): Use ira_reg_classes_intersect_p.
842 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
844 * common.opt (fira-algorithm): Modify.
847 * ira.c (setup_class_hard_regs): Initialize.
848 (setup_cover_and_important_classes): Modify code setting class
849 related info for priority coloring.
850 (setup_class_translate): Ditto.
851 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
852 (setup_reg_class_intersect_union): Rename to
853 setup_reg_class_relations. Add code for setting up new variables.
854 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
855 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
857 * ira-costs.c (common_classes): New.
858 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
859 (find_allocno_class_costs): Ditto. Use common_classes. Translate
861 (ira_costs): Allocate/deallocate common_classes.
863 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
864 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
867 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
868 smallest_mode_for_size.
870 2008-12-10 Ben Elliston <bje@au.ibm.com>
872 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
874 2008-12-09 Jan Hubicka <jh@suse.cz>
876 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
878 2008-12-09 Jakub Jelinek <jakub@redhat.com>
880 PR tree-optimization/35468
881 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
884 2008-12-09 Richard Guenther <rguenther@suse.de>
886 PR tree-optimization/38445
887 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
889 (emit_alias_warning): Adjust.
891 2008-12-09 Andrew Haley <aph@redhat.com>
893 * fixed-value.c (do_fixed_add): Add comment.
894 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
895 * builtins.c (fold_builtin_sqrt): Likewise.
897 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
900 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
902 * calls.c (nitialize_argument_information): Add fntype argument
903 and use it for calls.promote_function_args.
904 (expand_call): Pass fntype to aggregate_value_p if no fndecl
905 available and pass additional fntype to
906 initialize_argument_information.
907 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
908 to get function abi type.
909 (init_cumulative_args): Use for abi kind detection fntype, when no
912 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
914 * config/s390/s390.md (movti, movdi_64, movdi_31,
915 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
916 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
918 (Integer->BLKmode splitter): Removed.
920 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
922 * config/alpha/alpha.c (alpha_set_memflags): Process memory
923 references in full insn sequence.
925 2008-12-09 Jason Merrill <jason@redhat.com>
927 * gimplify.c (gimplify_init_constructor): Revert to using < rather
928 than <= for sparseness test.
931 * gimplify.c (gimplify_init_constructor): Don't write out a static
932 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
935 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
938 Fix testsuite/gfortran.dg/graphite/id-3.f90.
939 * graphite.c (scopdet_basic_block_info): Fix bug that found some
940 regions more than once.
942 2008-12-09 Ben Elliston <bje@au.ibm.com>
944 * emutls.c (__emutls_get_address): Prototype.
945 (__emutls_register_common): Likewise.
947 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
949 2008-12-09 Ben Elliston <bje@au.ibm.com>
951 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
953 2008-12-08 Steve Ellcey <sje@cup.hp.com>
955 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
956 (nonlocal_goto_receiver): New instruction.
958 2008-12-08 Jakub Jelinek <jakub@redhat.com>
961 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
964 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
965 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
967 2008-12-08 Richard Henderson <rth@redhat.com>
970 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
971 (SET_TYPE_MODE): New.
972 * c-decl.c (parser_xref_tag): Use it.
973 (finish_enum): Likewise.
974 * tree.c (build_pointer_type_for_mode): Likewise.
975 (build_reference_type_for_mode, build_index_type): Likewise.
976 (build_range_type, make_vector_type): Likewise.
977 (build_common_tree_nodes_2): Likewise.
978 * stor-layout.c (compute_record_mode): Likewise.
979 (finalize_type_size, layout_type, make_fract_type): Likewise.
980 (make_accum_type, initialize_sizetypes): Likewise.
981 (vector_type_mode): New.
982 * function.c (allocate_struct_function): Call
983 invoke_set_current_function_hook before querying anything else.
985 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
987 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
989 * alias.c (find_base_term): Synch LO_SUM handling with what
990 find_base_value does.
992 2008-12-08 Andrew Haley <aph@redhat.com>
993 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
995 * gimple.h (gimple_build_try): Fix declaration.
997 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
998 * fixed-value.c (do_fixed_add): Likewise.
999 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1001 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1004 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1005 on parallel and task contexts.
1007 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1009 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1011 2008-12-07 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/38405
1014 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1015 not sign-extend truth values.
1017 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1019 * tree-sra.c (scalarize_use): Create another temporary with the proper
1020 type for signed types in the use_all && !is_output bitfield case.
1022 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1024 PR rtl-optimization/36365
1025 * df-core.c (df_worklist_dataflow_overeager): Remove.
1026 (df_worklist_dataflow): Don't call it, use double-queue only.
1027 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1029 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1032 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1033 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1035 2008-12-07 Ben Elliston <bje@au.ibm.com>
1037 * gthr-single.h (__gthread_once): Adjust prototype to match all
1038 other gthreads models.
1040 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1042 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1043 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1046 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1047 operands to mult_type if it isn't narrower than op0's type.
1049 2008-12-06 Jan Hubicka <jh@suse.cz>
1050 Jakub Jelinek <jakub@redhat.com>
1052 PR tree-optimization/38074
1053 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1055 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1056 in both dirrection for first match heuristics.
1057 (tree_bb_level_predictions): Disable noreturn heuristic when there
1058 is no returning path.
1060 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1062 PR rtl-optimization/38272
1063 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1066 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1069 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1070 (pp_c_expression): Likewise.
1072 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1075 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1077 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1080 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1081 arguments to HOST_WIDE_INT. If type has different signedness
1082 than unsignedp or different precision from bitsize, create
1083 the right type for BIT_FIELD_REF and cast to type.
1084 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1087 2008-03-05 Richard Guenther <rguenther@suse.de>
1089 * fold-const.c (fold_truthop): Remove code generating
1090 BIT_FIELD_REFs of structure bases.
1091 (fold_binary): Likewise.
1092 (make_bit_field_ref): Remove.
1093 (optimize_bit_field_compare): Remove.
1094 (all_ones_mask_p): Remove.
1096 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1098 * tree-sra.c (sra_explode_bitfield_assignment): Always
1099 call unsigned_type_for, if the precision is higher than
1100 needed, call build_nonstandard_integer_type.
1103 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1104 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1108 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1109 only if internal_arg_pointer is a non-virtual pseudo.
1111 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1113 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1114 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1115 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1117 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1119 PR tree-optimization/37716
1120 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1121 gimplify_ctxp->allow_rhs_cond_expr.
1123 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1125 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1126 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1128 (alpha_emit_conditional_branch): Do not generate direct branch
1129 for UNORDERED comparisons.
1131 2008-12-05 Andreas Schwab <schwab@suse.de>
1133 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1136 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1139 * fold-const.c (fold_checksum_tree): Change buf type to union
1142 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1145 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1147 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1149 2008-12-05 Ben Elliston <bje@au.ibm.com>
1151 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1153 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1155 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1156 Gary Funck <gary@intrepid.com>
1158 * cse.c (lookup_as_function): Delete mode frobbing code.
1159 (equiv_constant): Re-implement it there for SUBREGs.
1161 2008-12-04 Richard Guenther <rguenther@suse.de>
1164 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1165 (tree-ssa-structalias.o): Remove errors.h dependency.
1166 (tree-ssa-reassoc.o): Likewise.
1167 * tree-ssa-reassoc.c: Do not include errors.h.
1168 * tree-ssa-alias-warnings.c: Remove.
1169 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1170 strict_aliasing_warning_backend.
1171 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1172 (emit_alias_warning): Likewise.
1173 (set_uids_in_ptset): Warn for clear cases of type-punning.
1174 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1177 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1179 * cse.c (equiv_constant): Fix pasto.
1181 2008-12-04 Nick Clifton <nickc@redhat.com>
1183 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1184 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1185 formatting of quotes.
1187 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1190 * fold-const.c (fold_checksum_tree): Allow modification of
1193 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1196 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1197 have the right number of arguments.
1199 2008-12-03 Richard Guenther <rguenther@suse.de>
1202 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1205 2008-12-03 Tomas Bily <tbily@suse.cz>
1208 * tree-loop-distribution.c (build_size_arg): New function.
1209 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1210 Reorganized generating of stmts.
1211 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1212 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1213 Indicate if analysis succeed.
1214 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1215 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1216 Uses new definition of dr_analyze_innermost.
1218 2008-12-03 Ben Elliston <bje@au.ibm.com>
1220 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1222 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1224 PR tree-optimization/37716
1225 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1226 all the needed operations as trees and gimplify_assign it to dst.
1229 * configure.ac (gcc_cv_readelf): Look for readelf.
1230 (gcc_cv_as_cfi_advance_working): Check for working
1231 cfi advances with code alignment factor > 1.
1232 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1233 don't work properly.
1234 * configure: Regenerated.
1236 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1237 Jakub Jelinek <jakub@redhat.com>
1238 Andrew Pinski <andrew_pinski@playstation.sony.com>
1240 PR rtl-optimization/38281
1241 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1242 set it to NULL_RTX afterwards.
1244 * emit-rtl.c (set_insn_deleted): Fix formatting.
1246 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1248 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1250 * config/mips/mips.md (IMOVE32): New mode iterator.
1251 (movsi): Generalize with IMOVE32.
1252 (*movsi_internal): Likewise.
1253 (*mov<mode>_mips16): Likewise.
1256 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1257 Maxim Kuvyrkov <maxim@codesourcery.com>
1259 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1260 PC-relative addressing when compiling for uclinux PIC.
1261 (__cmpdf_internal, __cmpsf_internal): Hide.
1262 (__cmpdf, __cmpsf): Use PIC call sequence.
1264 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1265 Jack Howarth <howarth@bromo.med.uc.edu>
1267 * config/i386/t-darwin64: Add m32 multilib support.
1269 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1271 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1273 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1276 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1277 before using it in POINTER_PLUS_EXPR.
1279 2008-12-02 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/38359
1282 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1285 2008-12-02 Martin Jambor <mjambor@suse.cz>
1288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1290 (forward_propagate_addr_into_variable_array_index): Check that the
1291 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1292 than the gimple code directly.
1294 2008-12-02 Ben Elliston <bje@au.ibm.com>
1296 * config/spu/float_disf.c (__floatdisf): Prototype.
1297 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1298 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1299 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1301 2008-12-02 DJ Delorie <dj@redhat.com>
1303 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1304 (DWARF_CIE_DATA_ALIGNMENT): Define.
1306 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1307 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1308 (xstormy16_expand_prologue): Likewise.
1309 (xstormy16_expand_builtin_va_start): Likewise.
1310 (xstormy16_gimplify_va_arg_expr): Likewise.
1312 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1315 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1316 potentially returned from folding memcpy.
1317 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1318 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1320 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1323 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1324 decoration of function RTL names here on Ada language.
1326 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1328 PR rtl-optimization/38280
1329 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1330 ira_rebuild_regno_allocno_list): New functions.
1331 (regno_allocnos): New static variable.
1332 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1333 Call ira_rebuild_regno_allocno_list.
1335 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1336 Adam Nemet <anemet@caviumnetworks.com>
1338 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1339 LINUX_DRIVER_SELF_SPECS.
1341 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1343 PR rtl-optimization/37514
1344 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1345 from previous insns.
1347 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1350 * c-omp.c (c_finish_omp_for): Only transform pointer
1351 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1353 PR rtl-optimization/38245
1354 * tree-vrp.c (abs_extent_range): New function.
1355 (extract_range_from_binary_expr): Compute range
1356 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1357 or includes zero or if vr1 is VR_RANGE and op0 has some
1360 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1363 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1364 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1365 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1366 to (not:I48MODE (and:I48MODE (...))).
1367 (sync_old_nand<mode>): Ditto.
1368 (sync_new_nand<mode>): Ditto.
1370 2008-12-01 Nick Clifton <nickc@redhat.com>
1372 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1373 Replace uses of the "y" register class with direct references to
1374 the CARRY_REG register.
1375 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1376 register with clobbers of the carry register.
1377 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1378 (xstormy16_split_cbranch): Remove redundant carry parameter.
1379 (xstormy16_expand_arith): Likewise.
1380 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1381 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1382 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1383 (CARRY_REGNUM): Define.
1384 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1386 (xstormy16_expand_arith): Likewise.
1388 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1390 * config/score/score.h (IRA_COVER_CLASSES): Define.
1392 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1395 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1396 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1397 (cmp_sdiv_cc_set): Factor common string.
1398 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1400 (cmp_udiv_cc_set): Factor common string.
1402 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1405 * varasm.c (emutls_finish): Fix common registration.
1407 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1410 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1412 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1414 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1415 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1416 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1417 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1418 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1419 Ignore sub-word case for now.
1420 (sync_nand<mode>_internal): Represent NAND in RTL.
1421 (sync_old_nand<mode): Same.
1422 (sync_old_name<mode>_internal): Same.
1423 (sync_new_nand<mode>): Same.
1424 (sync_new_nand<mode>_internal): Same.
1425 (sync_boolcshort_internal): Expect NAND.
1427 2008-11-28 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/37955
1430 PR tree-optimization/37742
1431 * tree-vect-transform.c (vectorizable_store): Remove assert for
1433 (vectorizable_load): Likewise.
1435 2008-11-27 Richard Guenther <rguenther@suse.de>
1437 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1438 a constraint for the static chain parameter.
1440 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1442 * config/bfin/bfin.opt (micplb): New option.
1443 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1444 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1445 ENABLE_WA_INDIRECT_CALLS): New macros.
1446 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1448 (indirect_call_p): New function.
1449 (workaround_speculation): Handle anomaly 05-00-0426 when
1450 ENABLE_WA_INDIRECT_CALLS is true.
1451 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1452 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1453 * doc/invoke.texi (Blackfin Options): Document -micplb.
1455 2008-11-26 DJ Delorie <dj@redhat.com>
1457 * config/m32c/mov.md ("extendhipsi2"): New.
1459 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1461 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1462 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1464 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1466 * config/mips/mips.md (clear_hazard): Rename to
1467 clear_hazard_<mode>. Use mode-specific addition.
1468 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1469 or gen_clear_hazard_di depending on the size of Pmode.
1471 2008-11-26 DJ Delorie <dj@redhat.com>
1473 * configure.ac: Test m32c-elf-gas for .loc.
1474 * configure: Likewise.
1476 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1479 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1482 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1485 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1486 (memory_barrier): Do not generate memory_barrier_nosse instruction
1488 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1490 2008-11-26 Fredrik Unger <fred@tree.se>
1492 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1493 function name from __floatundisf.
1494 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1497 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1498 Richard Guenther <rguenther@suse.de>
1500 PR tree-optimization/37869
1501 * tree-ssa-structalias.c (struct constraint_graph): Remove
1502 pt_used and number_incoming members.
1503 (build_pred_graph): Do not allocate them.
1504 (condense_visit): Do not use them.
1505 (label_visit): Likewise.
1506 (free_var_substitution_info): Do not free them.
1508 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1510 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1512 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1514 * ira-color.c (allocno_spill_priority): New function.
1515 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1516 Print more info about the spilled allocno.
1517 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1518 checks on bad spill.
1520 * ira-build.c (loop_node_to_be_removed_p): Remove.
1521 (loop_compare_func, mark_loops_for_removal): New functions.
1522 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1524 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1526 * ira.c (ira): Don't change flag_ira_algorithm.
1528 * params.def (ira-max-loops-num): Change the value.
1530 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1532 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1533 Disable unsupported alternative for ColdFire,
1534 add new alternative that ColdFire can handle.
1536 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1538 * regrename.c (merge_overlapping_regs): Add registers artificially
1539 defined at the top of the basic block to the set of live ones just
1540 before the first insn.
1542 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1543 Joey Ye <joey.ye@intel.com>
1546 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1547 false if we need to align the outgoing stack.
1548 (ix86_update_stack_boundary): Check parm_stack_boundary.
1550 2008-11-25 Richard Guenther <rguenther@suse.de>
1554 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1555 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1556 in favor of dereferenced_ptrs.
1557 (init_alias_info): Adjust.
1558 (delete_alias_info): Likewise.
1559 (compute_flow_insensitive_aliasing): Properly
1560 include all aliased variables.
1561 (update_alias_info_1): Use dereferenced_ptrs.
1562 (setup_pointers_and_addressables): Likewise.
1563 (get_smt_for): Honor ref-all pointers and pointers with known alias
1565 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1567 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1571 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1573 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1575 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1577 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1579 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1581 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1584 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1585 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1587 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1590 UNSPECV_CMPXCHG_[12].
1591 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1592 UNSPECV_CMPXCHG_[12].
1595 * config/i386/sync.md (memory_barrier): New expander.
1597 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1600 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1602 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1604 * pa.c (function_arg): Revert 2008-10-26 change.
1606 2008-11-23 Helge Deller <deller@gmx.de>
1608 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1609 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1610 succeeded and lws_ret is not equal to oldval.
1612 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1614 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1616 2008-11-22 Andreas Schwab <schwab@suse.de>
1618 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1621 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1623 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1624 Use constant 1 as the operand.
1625 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1626 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1627 gen_rdhwr_synci_step_di depending on the size of Pmode.
1629 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.md (SWI248): New mode iterator.
1633 (SWI32): Remove mode iterator.
1634 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1635 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1636 iterator. Generate popcnt mnemonic without mode extensions
1637 for Darwin x86 targets.
1638 (*popcount<mode>2_cmp): Ditto.
1639 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1640 extensions for Darwin x86 targets.
1642 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1644 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1645 only if HAVE_AS_SPARC_UA_PCREL is defined.
1647 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1649 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1650 allocno_costs value of the classees with the lowest total_costs
1651 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1652 (setup_allocno_cover_class_and_costs): ...rather than here.
1653 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1656 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1659 * builtins.c (expand_builtin_apply_args): Emit sequence before
1660 parm_birth_insn instead of after entry_of_function's first insn.
1663 * function.c (assign_parm_remove_parallels): Pass
1664 data->passed_type as third argument to emit_group_store.
1667 * final.c (mark_symbol_refs_as_used): New function.
1668 * output.h (mark_symbol_refs_as_used): New prototype.
1669 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1670 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1671 * config/arm/arm.md (consttable_4): Likewise.
1674 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1676 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1680 propagate x = &a into *x = b if conversion from b to a's type is
1683 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1685 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1686 for the liveness computation of the new insn.
1688 2008-11-21 DJ Delorie <dj@redhat.com>
1690 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1691 Moves to/from below100 space (W) can only use r0-r7.
1693 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1696 * doc/invoke.texi (Optimization Options): Fix typo.
1698 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1699 Xuepeng Guo <xuepeng.guo@intel.com>
1701 * config.gcc (extra_headers): For x86 and x86-64, remove
1702 gmmintrin.h, add immintrin.h and avxintrin.h.
1704 * config/i386/gmmintrin.h: Renamed to ...
1705 * config/i386/avxintrin.h: This. Issue an error if
1706 _IMMINTRIN_H_INCLUDED is undedined.
1708 * config/i386/immintrin.h: New.
1710 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1713 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1714 mode of PLUS, not mode of the eliminated register.
1716 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1718 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1719 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1720 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1721 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1722 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1723 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1724 (*nand<mode>3): Rename to *andnot<mode>3.
1725 (*nandtf3): rename to *andnottf3.
1726 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1727 Use CODE_FOR_mmx_andnotv2si3.
1728 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1729 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1730 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1731 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1732 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1734 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1737 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1738 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1739 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1740 to (not:IMODE (and:IMODE (...))).
1741 (sync_old_nand<mode>): Ditto.
1742 (sync_new_nand<mode>): Ditto.
1744 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1746 * config/arm/thumb2.md (thumb2_casesi_internal,
1747 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1749 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1751 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1752 nand to the changed 4.4 semantic.
1754 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1757 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1758 (fold_builtin_memory_op): Handle even the case where just one
1759 of src and dest is an address of a var decl component, using
1760 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1761 and readonly_data_expr src check.
1762 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1765 PR rtl-optimization/36998
1766 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1767 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1768 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1769 stack_adjust_offset callers.
1770 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1772 (compute_barrier_args_size): Handle insns in annulled branches
1775 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1779 Handle cases when integer argument crosses argument register boundary.
1781 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1784 * config.gcc (i[34567]86-*-solaris2*): Don't include
1785 i386/t-crtstuff here.
1786 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1787 * config/i386/t-sol2: Move to libgcc/config/i386.
1789 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1792 * tlink.c: Include "libiberty.h".
1793 (initial_cwd): Change type into char *.
1794 (tlink_init): Call getpwd instead of getcwd.
1796 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1798 PR rtl-optimization/32283
1799 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1800 of the induction variable to decide whether it may wrap.
1801 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1802 initialization of the bound before the loop.
1803 * simplify-rtx.c (simplify_binary_operation_1): Add two
1804 simplifications regarding AND.
1805 (simplify_plus_minus): Only fail if no simplification is possible.
1806 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1808 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1811 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1812 checking until GIMPLE lowering.
1813 * gimple-low.c (check_call_args): New function.
1814 (lower_stmt) <case GIMPLE_CALL>: Call it.
1816 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1818 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1819 with the same type as the first operand of the AND expression.
1821 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1824 * ira-int.h (struct ira_loop_tree_node): New member
1825 entered_from_non_parent_p.
1827 * ira-color.c (print_loop_title): Print loop bbs.
1829 * ira-emit.c (entered_from_non_parent_p,
1830 setup_entered_from_non_parent_p): New functions.
1831 (not_modified_p): Rename to store_can_be_removed_p. Check there
1833 (generate_edge_moves): Use store_can_be_removed_p instead of
1835 (ira_emit): Call setup_entered_from_non_parent_p.
1837 * ira-build.c (copy_info_to_removed_store_destinations):
1838 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1839 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1840 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1841 update all accumulated attributes.
1843 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1846 * ira-int.h (ira_copy_allocno_live_range_list,
1847 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1848 ira_finish_allocno_live_range_list): New prototypes.
1849 (ira_allocno_live_ranges_intersect_p,
1850 ira_pseudo_live_ranges_intersect_p): Remove.
1852 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1853 ira_pseudo_live_ranges_intersect_p): Rename to
1854 allocnos_have_intersected_live_ranges_p and
1855 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1857 * ira-color.c: ... here
1858 (coalesced_allocno_conflict_p): Use
1859 allocnos_have_intersected_live_ranges_p.
1860 (coalesced_allocnos_living_at_program_points,
1861 coalesced_allocnos_live_at_points_p,
1862 set_coalesced_allocnos_live_points): Remove.
1863 (slot_coalesced_allocnos_live_ranges,
1864 slot_coalesced_allocno_live_ranges_intersect_p,
1865 setup_slot_coalesced_allocno_live_ranges): New.
1866 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1867 (ira_sort_regnos_for_alter_reg): Use
1868 allocnos_have_intersected_live_ranges_p.
1869 (ira_reuse_stack_slot): Use
1870 pseudos_have_intersected_live_ranges_p.
1872 * global.c (pseudo_for_reload_consideration_p): Check
1873 flag_ira_share_spill_slots too.
1875 * ira-build.c (copy_allocno_live_range_list): Rename to
1876 ira_copy_allocno_live_range_list. Make it external.
1877 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1879 (ira_allocno_live_ranges_intersect_p): New.
1880 (ira_finish_allocno_live_range_list): New.
1881 (finish_allocno): Use it.
1882 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1883 (copy_info_to_removed_store_destinations): Ditto. Use
1884 ira_copy_allocno_live_range_list.
1885 (ira_flattening): Use ira_merge_allocno_live_ranges.
1887 * ira.c (too_high_register_pressure_p): New function.
1888 (ira): Switch off sharing spill slots if the pressure is too high.
1890 2008-11-19 Richard Guenther <rguenther@suse.de>
1892 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1893 non-sizetype offsets if their precision matches that of the pointer.
1894 * expr.c (expand_expr_real_1): Always sign-extend the offset
1895 operand of a POINTER_PLUS_EXPR.
1897 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1899 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1900 (mips-sgi-irix[56]*): No need to use fixproto.
1902 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1903 Paul Brook <paul@codesourcery.com>
1905 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1908 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1910 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1912 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1915 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1916 (separate_decls_in_region): Create shared struct even when there
1917 are only reductions.
1919 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1921 * config/picochip/picochip.c (headers): Remove an unnecessary
1924 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1927 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1928 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1930 * config/m68k/m68k.md: Adjust all conditional branches that use the
1931 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1933 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1936 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1937 is a register or zero operand in the correct mode before generating
1938 mtch1 insn or a register operand in the correct mode before generating
1940 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1942 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1944 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1945 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1946 mipsisa*-*-elf*. Handle mipsisa64r2*.
1947 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1948 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1950 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1951 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1953 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1954 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1955 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1958 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1961 * config/i386/i386.md (allocate_stack_worker_32,
1962 allocate_stack_worker_64): Don't use match_dup between input and
1964 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1965 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1967 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1969 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1970 is forced when trying to do a symbol link for it.
1972 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1974 * expmed.c (extract_bit_field_1): Also use a temporary and
1975 convert_extracted_bit_field when the conversion from ext_mode to
1976 the target mode requires explicit truncation.
1978 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1980 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1982 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1983 registers when not optimizing.
1985 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1987 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1988 and its associated define_split. Expose the all-d alternative
1989 to the register allocator, but mark it with "?". Mark the first
1990 alternative with "*?*?".
1991 (*mul_sub_si): Likewise.
1992 (*mul_acc_si_r3900): New pattern.
1994 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1998 propagating x = &a into *x = b, add a cast if not useless
1999 type conversion or don't optimize if another stmt would be
2002 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2005 * optabs.c (expand_sync_operation): Properly handle NAND case
2006 by calculating ~(t1 & val) instead of (~t1 & val).
2007 * builtins.c (expand_builtin_sync_operation): Warn for changed
2008 semantics in NAND builtins.
2009 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2011 * doc/invoke.texi (Warning options): Add Wsync-nand.
2012 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2013 __sync_fetch_and_nand builtin operation in the example. Add a note
2014 about changed semantics in GCC 4.4.
2015 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2016 operation in the example. Add a note about changed semantics in
2019 2008-11-16 Jan Hubicka <jh@suse.cz>
2021 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2024 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2026 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2029 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2032 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2033 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2035 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2036 rather than call_really_used_regs when handling $gp.
2038 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2041 * config/mips/mips.c (machine_function): Update the comment
2042 above global_pointer.
2043 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2044 that a function doesn't need a global pointer.
2045 (mips_current_loadgp_style): Update accordingly.
2046 (mips_restore_gp): Likewise.
2047 (mips_output_cplocal): Likewise.
2048 (mips_expand_prologue): Likewise.
2050 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2052 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2053 parameter. Use DImode for computing the number of registers.
2054 (function_arg): Adjust for above change.
2055 (function_value): Likewise.
2057 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2059 PR tree-optimization/37950
2060 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2061 not computed for the current function.
2063 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2066 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2067 gpr and other COMPONENT_REFs.
2069 2008-11-15 Richard Guenther <rguenther@suse.de>
2071 PR tree-optimization/38051
2072 * tree-ssa-alias.c (update_alias_info_1): Manually find
2075 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2077 * doc/invoke.texi (-mfix-r10000): Document.
2078 * config/mips/mips.opt (mfix-r10000): New option.
2079 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2080 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2081 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2082 (MIPS_SYNC_OP): Likewise.
2083 (MIPS_SYNC_OP_12): Likewise.
2084 (MIPS_SYNC_OLD_OP_12): Likewise.
2085 (MIPS_SYNC_NEW_OP_12): Likewise.
2086 (MIPS_SYNC_OLD_OP): Likewise.
2087 (MIPS_SYNC_NAND): Likewise.
2088 (MIPS_SYNC_OLD_NAND): Likewise.
2089 (MIPS_SYNC_EXCHANGE): Likewise.
2090 (MIPS_SYNC_EXCHANGE_12): Likewise.
2091 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2093 (MIPS_SYNC_NEW_NAND): Likewise.
2094 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2095 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2096 (mips_output_sync_loop): New function.
2097 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2098 Make -mfix-r10000 require branch-likely instructions.
2099 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2100 mips_output_sync_loop.
2101 (compare_and_swap_12): Likewise.
2102 (sync_add<mode>): Likewise.
2103 (sync_<optab>_12): Likewise.
2104 (sync_old_<optab>_12): Likewise.
2105 (sync_new_<optab>_12): Likewise.
2106 (sync_nand_12): Likewise.
2107 (sync_old_nand_12): Likewise.
2108 (sync_new_nand_12): Likewise.
2109 (sync_sub<mode>): Likewise.
2110 (sync_old_add<mode>): Likewise.
2111 (sync_old_sub<mode>): Likewise.
2112 (sync_new_add<mode>): Likewise.
2113 (sync_new_sub<mode>): Likewise.
2114 (sync_<optab><mode>): Likewise.
2115 (sync_old_<optab><mode>): Likewise.
2116 (sync_new_<optab><mode>): Likewise.
2117 (sync_nand<mode>): Likewise.
2118 (sync_old_nand<mode>): Likewise.
2119 (sync_new_nand<mode>): Likewise.
2120 (sync_lock_test_and_set<mode>): Likewise.
2121 (test_and_set_12): Likewise.
2123 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2125 * gcc.c (cc1_options): Fix comment.
2127 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2130 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2131 argtype instead of result_type.
2133 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2135 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2136 subloop_next/next and subloops/childen fields.
2138 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2140 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2141 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2142 (LOCAL_INCLUDE_DIR): Undefine.
2143 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2145 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2147 PR rtl-optimization/37397
2148 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2149 (ALLOCNO_BAD_SPILL_P): New macro.
2151 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2153 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2154 (create_cap_allocno, propagate_allocno_info,
2155 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2156 (update_bad_spill_attribute): New function.
2157 (ira_build): Call it.
2159 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2161 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2163 PR tree-optimization/38104
2164 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2165 before calling mark_symbols_for_renaming, not after it.
2167 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2169 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2170 (OVERRIDE_OPTIONS): Likewise.
2172 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2173 Andrew Stubbs <ams@codesourcery.com>
2174 Gunnar Von Boehn <gunnar@genesi-usa.com>
2177 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2178 the shorter LEA insn over ADD.L where possible.
2180 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2182 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2183 systems, which are assumend to always provide SSP-support in glibc.
2184 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2186 * configure: Regenerate.
2188 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2191 * function.c (gimplify_parameters): For callee copies parameters,
2192 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2194 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2197 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2198 x86 parts into the `i[34567]86-*-linux*' and parts that are
2199 independent of the processor architecture into the `*-*-linux*' cases.
2200 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2201 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2202 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2203 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2204 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2205 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2206 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2208 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2210 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2211 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2212 (ls2_idiv): Likewise idiv3.
2213 (ls2_prefetch): New reservation.
2214 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2215 * config/mips/mips.md (type): Add imul3nc and idiv3.
2216 (length): Handle idiv3.
2217 (any_mod): New code_iterator.
2218 (u): Handle MOD and UMOD.
2219 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2220 (prefetch): Handle TARGET_LOONGSON_2EF.
2222 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2225 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2226 (prune_unused_types_walk): Call it for non-perennial local classes.
2227 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2228 entry, just set it to 2 and recurse on children, don't walk attributes
2231 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2233 * c-common.c (warn_about_parentheses): Add missing whitespace
2236 2008-11-13 Paul Brook <paul@codesourcery.com>
2238 * doc/invoke.texi: Document --fix-cortex-m3.
2239 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2240 Cortex-M3 cpu is selected.
2241 (output_move_double): Avoid overlapping base register and first
2242 destination register when fix_cm3_ldrd.
2243 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2245 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2248 * gimple.h (gimple_range_check_failed): Remove prototype.
2249 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2251 (gimple_range_check_failed): Removed.
2253 2008-11-13 Andrew Haley <aph@redhat.com>
2256 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2259 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2263 2007-05-07 Mike Stump <mrs@apple.com>
2264 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2265 also checks for and while statements in C++.
2267 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2270 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2271 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2272 - which clones are reachable - as "abstract and needed".
2273 * cgraph.c (cgraph_release_function_body): If a node is
2274 "abstract and needed", do not release its DECL_INITIAL() content
2275 that will be needed to emit debug info.
2277 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2280 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2281 to set HAVE_GETIPINFO.
2282 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2283 * configure: Regenerate.
2284 * config.in: Regenerate.
2286 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2289 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2291 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2294 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2295 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2297 2008-11-12 Jason Merrill <jason@redhat.com>
2300 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2303 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2305 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2306 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2311 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2313 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2314 packed-stack special handling.
2315 (FRAME_ADDR_RTX): Add definition.
2317 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2320 * fold-const.c (native_encode_string): New function.
2321 (native_encode_expr): Use it for STRING_CST.
2323 2008-11-12 DJ Delorie <dj@redhat.com>
2325 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2326 insns if the intermediate value will be used later.
2328 2008-11-12 Andreas Schwab <schwab@suse.de>
2330 * config/m68k/m68k.c (print_operand): Mask off extra extension
2331 bits when writing out the representation of real values.
2333 2008-11-12 Ira Rosen <irar@il.ibm.com>
2335 PR tree-optimization/38079
2336 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2339 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2342 * c-pretty-print.c (pp_c_complex_expr): New function.
2343 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2346 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2347 than INNER and INNER is a constant, forcibly align INNER as much
2350 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2352 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2354 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2356 PR rtl-optimization/37363
2357 * simplify-rtx.c (simplify_plus_minus): Don't create
2358 (const (minus ...)) expresisons.
2360 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2362 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2365 2008-11-10 Catherine Moore <clm@codesourcery.com>
2367 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2369 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2370 (BASE_DRIVER_SELF_SPECS): Remove.
2371 (DRIVER_SELF_SPECS): New definition.
2372 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2373 BASE_DRIVER_SELF_SPECS.
2374 * config/mips/sde.h: Likewise.
2375 * config/mips/iris6.h: Likewise.
2376 * config/mips/vr.h: Likewise.
2377 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2379 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2381 PR rtl-optimizations/37948
2382 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2383 (ira_create_copy, ira_add_allocno_copy): New parameter.
2385 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2386 to ira_add_allocno_copy.
2387 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2388 parameter to process_regs_for_copy.
2389 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2390 Fix typo in passing second allocno to ira_add_allocno_copy.
2392 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2393 coalesced allocnos list.
2394 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2396 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2397 (add_ira_allocno_to_ordered_bucket): Rename to
2398 add_allocno_to_ordered_bucket.
2399 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2400 head of coalesced allocnos list.
2401 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2402 Check that it is aready calculated.
2403 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2404 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2406 (coalesce_allocnos): Do extended coalescing too.
2408 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2409 parameter to ira_add_allocno_copy.
2411 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2413 (print_copy): Print copy origination too.
2415 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2418 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2420 PR rtl-optimization/37514
2421 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2422 flag_ira_share_spill_slots to 2 if it's already non-zero.
2423 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2424 flag_ira_share_spill_slots is 2.
2426 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2428 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2429 (prologue_enter_32): Set FB to SP - 4.
2431 2008-11-10 DJ Delorie <dj@redhat.com>
2433 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2434 constraint for single-bit-clear in lower byte of HI constant, vs
2435 Imb which just ignores the upper byte.
2436 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2437 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2438 (iorhi3_16): Check for single bit set, not single bit clear.
2440 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2442 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2444 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2446 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2448 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2449 values living in memory and use more precise alignment information.
2451 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2454 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2455 after __mf_check call if the call must end a bb.
2457 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2461 * combine.c (force_to_mode): Do not process vector types.
2463 * rtlanal.c (nonzero_bits1): Do not process vector types.
2464 (num_sign_bit_copies1): Likewise.
2466 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2468 * config/i386/gnu.h: Add copyright and licensing header.
2469 * config/gnu.h: Likewise.
2471 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2473 * fwprop.c (fwprop_done): Call df_remove_problem.
2475 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2478 * tree-scalar-evolution.c (instantiate_scev_1): Return
2479 chrec_dont_know for VL_EXP_CLASS_P.
2481 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2483 * reg-stack.c (reg_to_stack): Add missing braces in memset
2486 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2488 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2489 (NO_PROFILE_COUNTERS): New define.
2491 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2494 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2496 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2499 * config/sparc/constraints.md (D): New.
2500 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2501 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2503 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2504 Use the 'D' constraint in addition to 'F' in some alternatives.
2505 (DF splitter): Generalize for V64mode.
2506 * doc/md.texi (SPARC): Document the 'D' constraint.
2508 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2510 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2512 2008-11-06 Ben Elliston <bje@au.ibm.com>
2514 * gcc.c: Remove ancient comment about a bug in Sun cc.
2516 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2518 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2520 2008-11-06 Ben Elliston <bje@au.ibm.com>
2522 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2524 2008-11-06 Ben Elliston <bje@au.ibm.com>
2526 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2529 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2532 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2535 2008-11-05 Martin Jambor <mjambor@suse.cz>
2538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2539 pointer arithmetics into array_ref if the array is accessed
2540 through an indirect_ref.
2542 2008-11-05 Richard Guenther <rguenther@suse.de>
2545 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2546 qualified pointer conversion before stripping qualifiers.
2547 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2548 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2549 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2552 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2553 properly canonicalize binary ops.
2554 (forward_propagate_addr_expr_1): Use
2555 may_propagate_address_into_dereference.
2557 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2560 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2561 Initialize uninitialized input registers with a NaN.
2563 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2567 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2569 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2573 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2574 exits and conditions.
2575 * testsuite/gcc.dg/graphite/pr37943.c: New.
2577 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2578 Andrew Pinski <andrew_pinski@playstation.sony.com>
2581 * c-common.c (warn_for_sign_compare): For complex result_type
2582 use component's type.
2584 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2586 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2588 * print-tree.c (print_node): Don't print DECL_INITIAL
2592 * c-common.c (parse_optimize_options): Save and restore
2593 flag_strict_aliasing around decode_options call.
2595 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2598 (host_detect_local_cpu): Use it instead of casted strings to
2599 compare vendor signatures.
2601 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2604 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2605 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2607 2008-11-03 Catherine Moore <clm@codesourcery.com>
2609 * config/mips.c (mips_conditional_register_usage): Handle the
2610 DSP control register.
2611 * doc/extend.texi: Document the DSP control register.
2613 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2614 Jakub Jelinek <jakub@redhat.com>
2616 * omp-low.c (expand_omp_for_generic): If iter_type has different
2617 precision than type and type is a pointer type, cast n1 and n2
2618 first to an integer type with the same precision as pointers
2619 and only afterwards to iter_type.
2621 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2623 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2624 (UNSPEC_GOTSYM_OFF): New unspec.
2625 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2626 (pic_add_dot_plus_eight): Likewise.
2627 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2628 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2629 UNSPEC_PIC_BASE operands.
2630 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2631 (arm_output_addr_const_extra): Handle it.
2633 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2635 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2636 integer class to full integer class if the offset is not word-aligned.
2638 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2641 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2643 (doloop_optimize): Update call to doloop_modify.
2645 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2647 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2649 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2652 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2653 gcc_cv_as_cfi_directive.
2654 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2655 merging read-only and read-write sections or assembler emits
2656 read-write .eh_frame sections.
2657 * configure: Regenerate.
2659 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2662 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2664 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2666 (rs6000_emit_prologue): Invert logic.
2667 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2668 (reg:P 11) instead of match_operand.
2669 (*save_fpregs_<mode>): Likewise.
2670 (*restore_gpregs_<mode>): Likewise.
2671 (*return_and_restore_gpregs_<mode>): Likewise.
2672 (*return_and_restore_fpregs_<mode>): Likewise.
2673 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2674 (reg:P 11) insted of match_operand.
2675 (*restore_gpregs_spe): Likewise.
2676 (*return_and_restore_gpregs_spe): Likewise.
2678 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2680 PR tree-optimization/37684
2681 * gcc.dg/graphite/pr37684.c: New.
2682 * graphite.c (exclude_component_ref): New.
2683 (is_simple_operand): Call exclude_component_ref.
2685 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2687 PR tree-optimization/36908
2688 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2689 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2690 (number_of_rw_in_partition): New.
2691 (partition_contains_all_rw): New.
2692 (ldist_gen): Do not distribute when one of the partitions
2693 contains all the memory operations.
2695 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2697 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2698 EDGE_IRREDUCIBLE_LOOP.
2700 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2702 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2703 where we have one entry point in the loop which isn't the head.
2705 2008-11-03 Richard Guenther <rguenther@suse.de>
2708 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2710 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2713 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2714 for ipa and simple ipa passes.
2716 2008-11-02 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/37542
2719 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2720 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2721 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2722 (vn_nary_op_insert_stmt): Likewise.
2723 (visit_use): Likewise.
2725 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2727 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2729 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2730 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2731 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2732 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2733 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2734 peephole2's): Replace unspec with rotate.
2735 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2737 2008-11-02 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/37991
2740 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2741 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2742 (set_ssa_val_to): Print if the value changed.
2743 (simplify_binary_expression): Strip useless conversions.
2745 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2748 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2751 2008-11-01 Richard Guenther <rguenther@suse.de>
2754 * builtins.c (fold_builtin_strspn): Return a size_t.
2755 (fold_builtin_strcspn): Likewise.
2757 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2759 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2760 attribute for struct return convention.
2762 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2764 * config/rs6000/crtsavres.asm: Really, really delete.
2766 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2768 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2770 (rs6000_emit_prologue): Invert logic.
2771 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2772 (reg:P 11) instead of match_operand.
2773 (*save_fpregs_<mode>): Likewise.
2774 (*restore_gpregs_<mode>): Likewise.
2775 (*return_and_restore_gpregs_<mode>): Likewise.
2776 (*return_and_restore_fpregs_<mode>): Likewise.
2777 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2778 (reg:P 11) insted of match_operand.
2779 (*restore_gpregs_spe): Likewise.
2780 (*return_and_restore_gpregs_spe): Likewise.
2782 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2784 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2785 list of word switches that take args.
2787 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2789 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2790 (s390_output_pool_entry): Call it through for_each_rtx.
2793 * expr.c (store_constructor): For vectors, if target is a MEM, use
2794 target's MEM_ALIAS_SET instead of elttype alias set.
2796 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2799 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2802 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2805 * config/rs6000/predicates.md (word_offset_memref_operand):
2806 Restructure code and look inside auto-inc/dec addresses.
2808 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2811 * libgcov.c (__gcov_indirect_call_profiler): Check
2812 TARGET_VTABLE_USES_DESCRIPTORS.
2814 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2816 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2817 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2818 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2819 offset if eliminating soft frame pointer.
2820 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2821 (stack_protect_test_si): Add initial machine description
2822 for Stack Smashing Protector
2824 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2827 * c-common.c (min_precision): Move to...
2828 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2829 * tree.h (tree_int_cst_min_precision): Declare.
2830 * c-common.h (min_precision): Delete declaration.
2831 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2832 multiplication of non-negative integer constants.
2833 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2834 tree_int_cst_min_precision.
2835 (finish_enum): Likewise.
2837 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2840 * convert.c (convert_to_real): Do not optimize conversions of
2841 binary arithmetic operations between binary and decimal
2842 floating-point types. Consider mode of target type in determining
2843 decimal type for arithmetic. Unless
2844 flag_unsafe_math_optimizations, do not optimize binary conversions
2845 where this may change rounding behavior.
2846 * real.c (real_can_shorten_arithmetic): New.
2847 * real.h (real_can_shorten_arithmetic): Declare.
2849 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2851 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2852 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2853 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2855 (must_save_p): For some workarounds, interrupts need to clobber a
2857 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2858 and LC1 for WA_05000257.
2859 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2860 WA_05000283 and WA_05000315.
2861 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2862 (movbi): Add alternative to set CC to 1; improve code for setting
2864 (dummy_load): New pattern.
2866 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2869 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2870 BLKmode for non-memory, convert using a wider MODE_INT mode
2874 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2875 that haven't been removed yet.
2877 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2879 * config/bfin/bfin.c (struct machine_function): New member
2880 has_loopreg_clobber.
2881 (bfin_expand_movmem): Set it when generating memcpy insns.
2882 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2883 expand_epilogue_reg_restore): If we have hardware loops,
2884 memcpy insns (indicated by has_loopreg_clobber) or function
2885 calls, we need to save the loop registers.
2887 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2889 * config/i386/i386.c (core2_cost): Fix typos in comments.
2891 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2894 * combine.c (make_compound_operation): Don't call make_extraction with
2895 non-positive length.
2896 (simplify_shift_const_1): Canonicalize count even if complement_p.
2898 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2900 * convert.c (strip_float_extensions): Do not remove or introduce
2901 conversions between binary and decimal floating-point types.
2903 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2906 * fold-const.c (distribute_bit_expr): Convert common, left and
2907 right arguments to type.
2909 2008-10-28 Nick Clifton <nickc@redhat.com>
2911 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2912 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2913 call_really_used_regs array rather than the call_used_regs array.
2914 (mn10300_get_live_callee_saved_regs, expand_prologue,
2915 expand_epilogue, output_tst): Likewise.
2917 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2920 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2921 (df_get_entry_block_def_set): Neither here.
2922 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2924 PR tree-optimization/37879
2925 * predict.c (tree_estimate_probability): Check if last_stmt is
2926 non-NULL before dereferencing it.
2928 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2930 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2931 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2932 (ira_fast_allocation): Remove the prototype.
2934 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2935 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2936 (color_pass): Modify the updated costs.
2937 (ira_color): Rename to color. Make it static.
2938 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2939 (ira_color): New function.
2941 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2944 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2946 (set_allocno_live, clear_allocno_live, mark_ref_live,
2947 mark_ref_dead): Invalidate corresponding element of
2948 allocno_saved_at_call.
2949 (process_bb_node_lives): Increment last_call_num. Setup
2950 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2951 allocno was already saved.
2952 (ira_create_allocno_live_ranges): Initiate last_call_num and
2953 allocno_saved_at_call.
2955 * ira-build.c (ira_create_allocno): Initiate
2956 ALLOCNO_UPDATED_COVER_CLASS_COST.
2957 (create_cap_allocno, propagate_allocno_info,
2958 remove_unnecessary_allocnos): Remove setting updated costs.
2959 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2961 * ira.c (ira): Don't call ira_fast_allocation.
2963 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2966 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2969 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2971 * ira-int.h (ira_hard_regno_cover_class): New.
2973 * ira-lives.c (mark_reg_live, mark_reg_dead,
2974 process_bb_node_lives): Use ira_hard_regno_cover_class.
2976 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2977 (setup_hard_regno_cover_class): New function.
2978 (ira_init): Call setup_hard_regno_cover_class.
2980 * ira-costs.c (cost_class_nums): Add comment.
2981 (find_allocno_class_costs): Initiate cost_class_nums.
2982 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2984 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2987 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2988 Rename to copy_info_to_removed_store_destinations. Propagate
2989 conflict hard regs and register stack attribute.
2991 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2994 * pa.c (function_arg_padding): Pad complex and vector types
2995 upward in 64-bit runtime.
2996 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2998 2008-10-26 Matthias Klose <doko@ubuntu.com>
3000 * doc/install.texi: Document requirements on antlr.
3002 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3004 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3007 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3010 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3011 is defined, use it to modify the constant offset.
3013 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3015 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3016 and short arguments to the correct location as mandated by the ABI.
3018 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3020 PR rtl-optimization/37769
3021 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3023 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3026 unwind-dw2-Os-4-200.o.
3028 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3030 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3031 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3033 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3035 PR tree-optimization/36038
3036 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3037 add sizetype IV with initial value zero instead of pointer type.
3039 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3042 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3043 around bit operation.
3044 * profile.c (is_edge_inconsistent): Likewise.
3045 * fold-const.c (truth_value_p): Move from here...
3046 * tree.h (truth_value_p): ... to here.
3047 * c-tree.h (c_expr): Update description of original_code.
3048 * c-typeck.c (parser_build_unary_op): Set original_code.
3049 (parser_build_binary_op): Update call to warn_about_parentheses.
3050 * c-common.c (warn_about_parentheses): Take two additional
3051 arguments of the operands. Use a switch. Quote operators
3052 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3053 Add warning about !x | y and !x & y.
3054 * c-common.h (warn_about_parentheses): Update declaration.
3056 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3058 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3059 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3060 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3062 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3063 (check-%): For test targets listed in lang_checks_parallelized
3064 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3065 run the testing in multiple make goals, possibly parallel, and
3066 afterwards run dg-extract-results.sh to merge the sum and log files.
3068 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3070 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3071 (mips_move_to_gpr_cost): Likewise.
3072 (mips_move_from_gpr_cost): Likewise.
3073 (mips_register_move_cost): Make more fine-grained.
3075 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3077 * graphite.c (graphite_apply_transformations): Check for
3078 -fgraphite-identity.
3079 * toplev.c (process_options): Add graphite_identity.
3080 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3082 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3084 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3085 mulhisihl and mulhisihh builtins.
3087 From Jie Zhang <jie.zhang@analog.com>
3088 * config/bfin/bfin.md (composev2hi): Put operands into vector
3091 2008-10-22 Chao-ying Fu <fu@mips.com>
3093 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3095 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3097 From Mike Frysinger <michael.frysinger@analog.com>
3098 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3099 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3100 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3101 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3102 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3103 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3104 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3105 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3106 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3107 __ADSPBF51x__ for all of them.
3108 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3109 -mcpu bf512, bf514, bf516, and bf518.
3110 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3111 bf512-none, bf514-none, bf516-none, and bf518-none.
3112 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3113 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3114 * doc/invoke.texi (Blackfin Options): Document that
3115 -mcpu now accepts bf512, bf514, bf516, and bf518.
3117 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3120 * fold-const.c (build_range_type): For 1 .. signed_max
3121 range call build_nonstandard_inter_type if signed_type_for
3122 returned a type with bigger precision.
3124 2008-10-22 Richard Guenther <rguenther@suse.de>
3126 * tree.def (COMPLEX_TYPE): Constrain element type.
3127 * tree.c (build_complex_type): Assert that.
3128 * tree-ssa-structalias.c (could_have_pointers): Complex types
3129 cannot have pointers.
3131 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3134 * c-typeck.c (convert_for_assignment): Do not give declaration's
3135 location for builtins. Spell out which type was expected and which
3138 2008-10-22 Nick Clifton <nickc@redhat.com>
3140 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3141 the fdpic register to be a target when running in fdpic mode.
3143 2008-10-22 Rafael Espindola <espindola@google.com>
3145 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3146 newly created statements.
3148 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3151 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3152 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3153 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3155 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3158 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3159 Adjust -mcmodel=medium description for 2005-07-31 changes.
3161 2008-10-22 Jan Hubicka <jh@suse.cz>
3162 Jakub Jelinek <jakub@redhat.com>
3165 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3167 2008-10-21 Richard Henderson <rth@redhat.com>
3170 * emit-rtl.c (get_spill_slot_decl): Export.
3171 * emit-rtl.h (get_spill_slot_decl): Declare.
3172 * var-tracking.c (vt_add_function_parameters): Relax assertion
3173 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3175 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3177 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3178 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3181 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3184 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3185 processed by get_maxval_strlen.
3187 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3190 * tree.c (get_file_function_name): Copy first_global_object_name.
3191 Centralize call to clean_symbol_name.
3193 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3195 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3196 * config/svr4.h (SVR4_ASM_SPEC): New.
3197 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3198 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3200 * doc/invoke.texi (Option Summary): Add -T to linker options.
3201 (Link Options): Document -T.
3203 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3205 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3208 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3211 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3213 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3215 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3218 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3220 * doc/install.texi: Fix typos in previous patch.
3222 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3224 * doc/install.texi: Document in-tree building of gcc and mpfr.
3226 2008-10-19 Richard Guenther <rguenther@suse.de>
3228 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3230 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3233 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3234 (build_enumerator): Convert enumerators that fit in integer to
3237 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.md (unnamed peephole2): Do not force memory
3240 operands of arith or logical instructions into registers for
3241 non-TARGET_READ_MODIFY targets.
3243 (ffs_cmove): Change operand 0 predicate to register_operand.
3244 Change operand 1 predicate to nonimmediate_operand.
3246 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3248 2008-10-18 Richard Guenther <rguenther@suse.de>
3250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3251 VIEW_CONVERT_EXPR case against invalid gimple.
3253 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3255 * c-parser.c (c_parser_binary_expression): Silence the
3256 uninitialized variable warning emitted for binary_loc.
3258 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3260 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3263 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3266 * c-typeck.c (build_unary_op): Use omit_one_operand for
3267 IMAGPART_EXPR of real argument.
3269 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3271 PR tree-optimization/37664
3272 * fold-const.c (fold_binary): When optimizing comparison with
3273 highest or lowest type's value, don't consider TREE_OVERFLOW.
3275 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3278 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3279 * coverage.c: Include tm_p.h.
3280 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3281 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3282 dollar signs from PREFIX.
3283 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3284 instead of manual strip_name_encoding.
3286 2008-10-16 Richard Guenther <rguenther@suse.de>
3289 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3290 volatile qualified functions or methods as relevant.
3292 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3294 PR tree-optimization/37525
3295 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3296 sizetype unsigned constants, both in the case of C and bounds.
3298 2008-10-15 Jan Hubicka <jh@suse.cz>
3300 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3302 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3305 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3306 HARD_REGNO_CALL_PART_CLOBBERED.
3308 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3311 * ira-lives.c (mark_early_clobbers): Remove.
3312 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3313 check_and_make_def_conflicts,
3314 make_early_clobber_and_input_conflicts,
3315 mark_hard_reg_early_clobbers): New functions.
3316 (process_bb_node_lives): Call
3317 make_early_clobber_and_input_conflicts and
3318 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3320 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3321 early clobbers of pseudo-registers.
3323 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3326 * ira-build.c (ira_flattening): Recalculate
3327 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3328 from the scratch instead of the propagation.
3330 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3332 * doc/rtl.texi (const_double): Remove the "addr" operand.
3333 Describe CONST_DOUBLE_* macros under const_double rather
3335 (const_fixed): Fix the operand description.
3336 (const): Add an @findex directive.
3337 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3338 after the constant rtl table.
3339 (fix): Combine floating-point and fixed-point descriptions.
3341 * sched-deps.c (sched_analyze_2): Remove reference to
3344 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3346 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3348 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3349 for UNSPEC_GOTSYM_OFFs.
3350 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3351 (add_GOT_to_pic_reg): Use it.
3352 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3354 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3355 Harsha Jagasia <harsha.jagasia@amd.com>
3357 PR tree-optimization/37485
3358 * graphite.c (gmp_cst_to_tree): Moved.
3359 (iv_stack_entry_is_constant): New.
3360 (iv_stack_entry_is_iv): New.
3361 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3362 (loop_iv_stack_insert_constant): New.
3363 (loop_iv_stack_pop): Use new datatpype.
3364 (loop_iv_stack_get_iv): Same.
3365 (loop_iv_stack_get_iv_from_name): Same.
3366 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3367 (loop_iv_stack_patch_for_consts): New.
3368 (loop_iv_stack_remove_constants): New.
3369 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3370 (translate_clast): Call loop_iv_stack_patch_for_consts and
3371 loop_iv_stack_remove_constants.
3372 (gloog): Use new datatype. Redirect construction edge to end
3373 block to avoid accidental deletion.
3374 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3376 (union iv_stack_entry_data): New. Data in iv stack entry.
3377 (struct iv_stack_entry): New. Datatype for iv stack entries.
3379 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3381 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3382 * graphite.c (free_scop): Same.
3383 (build_scops): Same.
3384 (free_scattering): New.
3385 (build_cloog_prog): Call free_scattering.
3386 (patch_phis_for_virtual_defs): Fix memleak.
3387 (graphite_trans_bb_strip_mine): Same.
3388 (limit_scops): Same.
3390 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3391 Harsha Jagasia <harsha.jagasia@amd.com>
3393 PR tree-optimization/37828
3394 * graphite.c (graphite_trans_loop_block): Do not loop block
3395 single nested loops.
3397 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3399 PR tree-optimization/37686
3400 * tree-loop-linear.c (linear_transform_loops): Build a
3401 loop nest vector. Pass it to lambda_compute_access_matrices.
3402 * tree-data-ref.h (struct access_matrix): Store the loop nest
3403 relative to which it encodes the information.
3404 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3405 (am_vector_index_for_loop): Reimplemented: iterate over the
3406 loop nest for finding the loop index in the access matrix.
3407 (lambda_compute_access_matrices): Update declaration.
3408 * lambda-code.c (build_access_matrix): Pass the loop nest and
3410 (lambda_compute_access_matrices): Same.
3412 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3414 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3415 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3416 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3417 already implies hard float. Also fix several insn condition
3418 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3420 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3423 Based on patches by Laurent Vivier.
3424 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3425 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3426 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3427 dollar sign to underscore.
3428 (ASM_OUTPUT_EXTERNAL): Same.
3429 (ASM_OUTPUT_LABELREF): New.
3430 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3432 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3433 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3434 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3435 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3437 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3439 PR tree-optimization/36881
3440 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3441 that each value doesn't need runtime relocations, for !flag_pic
3442 check that each value is just a valid initializer constant.
3444 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3446 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3447 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3448 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3449 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3451 (REG_CLASS_NAMES): Update accordingly.
3452 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3453 rather than an unpredictable descriptive string.
3454 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3455 (mips_register_move_cost): Check for specific COP*_REGS classes,
3456 instead of ALL_COP_AND_GR_REGS.
3457 (mips_ira_cover_classes): New function.
3458 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3459 (TARGET_IRA_COVER_CLASSES): Define.
3461 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3464 * tree.c (build_type_attribute_qual_variant): Hash on the
3465 unqualified type, and don't overwrite an existing
3466 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3467 allow distinguishing between wchar_t and its underlying type. This
3468 also means that we'll retain a little more typedef information.
3470 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3471 Dmitry Melnik <dm@ispras.ru>
3472 Dmitry Zhurikhin <zhur@ispras.ru>
3473 Alexander Monakov <amonakov@ispras.ru>
3474 Maxim Kuvyrkov <maxim@codesourcery.com>
3476 * target.h (struct gcc_target): Update prototypes of needs_block_p
3478 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3479 * sel-sched.c (create_speculation_check): Likewise.
3480 * doc/tm.texi: Provide documentation for new target hooks.
3482 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3483 (ia64_gen_spec_insn): Removed.
3484 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3485 ia64_gen_spec_check): New static functions.
3486 (ia64_alloc_sched_context, ia64_init_sched_context,
3487 ia64_set_sched_context, ia64_clear_sched_context,
3488 ia64_free_sched_context, ia64_get_insn_spec_ds,
3489 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3490 (ia64_needs_block_p): Change prototype.
3491 (ia64_gen_check): Rename to ia64_gen_spec_check.
3492 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3493 into declaration, add special memory dependencies handling.
3494 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3495 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3496 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3497 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3498 Define new target hooks.
3499 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3500 (ia64_optimization_options): Turn on selective scheduling with -O3,
3501 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3502 default with selective scheduling.
3503 (ia64_override_options): Initialize align_loops and align_functions
3504 to 32 and 64, respectively. Set global selective scheduling flags
3505 according to target-dependent flags.
3506 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3507 (group_barrier_needed): Use new mstop-bit-before-check flag.
3509 (dfa_state_size): Make global.
3510 (spec_check_no, max_uid): Remove.
3511 (mem_ops_in_group, current_cycle): New variables.
3512 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3513 Initialize new variables.
3514 (is_load_p, record_memory_reference): New functions.
3515 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3517 (ia64_variable_issue): Change use of current_sched_info to
3518 sched_deps_info. Update comment. Note if a load or a store is issued.
3519 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3520 advance if maximal number of loads or stores was issued on current
3522 (scheduled_good_insn): New static helper function.
3523 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3524 a group barrier is needed. Fix vertical spacing. Guard the code
3525 doing state transition with last_scheduled_insn check.
3526 Mark that a stop bit should be before current insn if there was a
3527 cycle advance. Update current_cycle and mem_ops_in_group.
3528 (ia64_h_i_d_extended): Change use of current_sched_info to
3529 sched_deps_info. Reallocate stops_p by larger chunks.
3530 (struct _ia64_sched_context): New structure.
3531 (ia64_sched_context_t): New typedef.
3532 (ia64_alloc_sched_context, ia64_init_sched_context,
3533 ia64_set_sched_context, ia64_clear_sched_context,
3534 ia64_free_sched_context): New static functions.
3535 (gen_func_t): New typedef.
3536 (get_spec_load_gen_function): New function.
3537 (SPEC_GEN_EXTEND_OFFSET): Declare.
3538 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3539 (get_mode_no_for_insn): Change the condition that prevents use of
3540 special hardware registers so it can now handle pseudos.
3541 (get_spec_unspec_code): New function.
3542 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3543 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3544 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3545 during selective scheduling.
3546 (ia64_speculate_insn): Use ds_get_speculation_types when
3547 determining whether we need to change the pattern.
3548 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3549 (ia64_spec_check_src_p): Support new speculation/check codes.
3550 (struct bundle_state): New field.
3551 (issue_nops_and_insn): Initialize it.
3552 (insert_bundle_state): Minimize mid-bundle stop bits.
3553 (important_for_bundling_p): New function.
3554 (get_next_important_insn): Use important_for_bundling_p.
3555 (bundling): When shifting TImode from unimportant insns, ignore
3556 also group barriers. Assert that best state is found before
3557 the backward bundling pass. Print number of mid-bundle stop bits.
3558 Minimize mid-bundle stop bits. Check correct calculation of
3559 mid-bundle stop bits.
3560 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3561 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3563 (sel2_run): New variable.
3564 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3565 selective scheduling pass instead of schedule_ebbs.
3567 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3568 (UNSPEC_LDS_A): New UNSPEC.
3569 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3570 movti_internal, movsf_internal, movdf_internal,
3571 movxf_internal): Make visible. Add speculable* attributes.
3572 (output_c_nc): New mode attribute.
3573 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3574 mov<mode>_nc, zero_extend<mode>di2_nc,
3575 advanced_load_check_nc_<mode>): New insns.
3576 (zero_extend*): Add speculable* attributes.
3578 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3579 (msched-stop-bits-after-every-cycle): Likewise.
3580 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3582 (msched-spec-verbose): Remove.
3583 (msched-prefer-non-data-spec-insns,
3584 msched-prefer-non-control-spec-insns,
3585 msched-count-spec-in-critical-path,
3586 msel-sched-dont-check-control-spec): Use Target Report Var
3587 instead of Common Report Var.
3589 * config/ia64/itanium2.md: Remove incorrect bypass.
3591 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3593 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3596 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3597 and -fhelp=separate.
3599 2008-10-14 Ben Elliston <bje@au.ibm.com>
3601 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3603 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3605 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3608 2008-10-13 Matthias Klose <doko@ubuntu.com>
3610 * config/pa/linux-atomic.c: Work around missing header file
3611 for hppa64-linux-gnu targets.
3613 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3615 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3616 Grace Cao <grace_cao@playstation.sony.com>
3618 * doc/invoke.texi (-mgen-cell-microcode): Document.
3619 (-mwarn-cell-microcode): Document.
3620 * cfglayout.c (locator_location): Export.
3621 * rtl.h (locator_location): Define prototype.
3622 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3624 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3625 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3626 (mwarn-cell-microcode): New option.
3627 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3628 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3629 cell and not already set.
3630 Turn off string instructions if not generating cell microcode.
3631 (rs6000_final_prescan_insn): New function that warns about microcoded
3633 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3634 * config/rs6000/rs6000.md
3635 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3636 the instruction would have been microcoded on the Cell. Set
3637 cell_micro to always on unnamed patterns for the string instructions.
3638 (cell_micro): Update definition, remove load/store conditional
3640 (sign_extend:DI): Define new pattern for non microcoded version.
3641 (sign_extend:SI): Likewise.
3642 (compare (div:P)): Set cell_micro to not.
3643 (andsi3): Define as an expand.
3644 (andsi3_mc): New pattern.
3645 (andsi3_nomc): New pattern.
3646 (andsi3_internal0_nomc): New pattern.
3647 (andsi3_internal2): Rename to ...
3648 (andsi3_internal2_mc): this and enable iff generating microcode.
3649 (andsi3_internal3): Rename to ...
3650 (andsi3_internal3_mc): this and enable iff generating microcode.
3651 (andsi3_internal4): Enable iif generating microcode.
3652 (andsi3_internal5): Rename to ..
3653 (andsi3_internal5_mc): this and enable iff generating microcode.
3654 (andsi3_internal5_nomc): New pattern.
3655 (extzvdi_internal1): Enable iff generating microcode.
3656 (extzvdi_internal2): Likewise.
3657 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3658 (anddi3): Change to expand.
3659 (anddi3_mc): Rename from anddi3.
3660 (anddi3_no_mc): New pattern.
3661 (anddi3_internal2): Rename to ..
3662 (anddi3_internal2_mc): this and enable iff generating microcode.
3663 (anddi3_internal2_nomc): New pattern.
3664 (anddi3_internal3): Rename to ..
3665 (anddi3_internal3_mc): this and enable iff generating microcode.
3666 (anddi3_internal3_nomc): New pattern.
3667 (movti_string): Set cell_micro to always if TARGET_STRING.
3668 (stmsi8): Set cell_micro to always.
3674 (stmsi8_power): Likewise.
3675 (stmsi7_power): Likewise.
3676 (stmsi6_power): Likewise.
3677 (stmsi5_power): Likewise.
3678 (stmsi4_power): Likewise.
3679 (stmsi3_power): Likewise.
3680 (movsi_update2): Enable iff generating microcode.
3681 (movhi_update3): Likewise.
3682 (lmw): Set cell_micro to always.
3684 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3686 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3687 * config/s390/s390.c (machine_function): Remove
3688 decomposed_literal_pool_addresses_ok_p.
3689 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3690 the difference of two labels.
3691 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3692 (s390_pool_offset): New function.
3693 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3694 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3696 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3698 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3699 (powerpc*-*-linux-gnu*): Describe.
3700 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3701 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3702 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3703 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3704 config/rs6000/e500crtres32gpr.asm,
3705 config/rs6000/e500crtres64gpr.asm,
3706 config/rs6000/e500crtres64gprctr.asm,
3707 config/rs6000/e500crtrest32gpr.asm,
3708 config/rs6000/e500crtrest64gpr.asm,
3709 config/rs6000/e500crtresx32gpr.asm,
3710 config/rs6000/e500crtresx64gpr.asm,
3711 config/rs6000/e500crtsav32gpr.asm,
3712 config/rs6000/e500crtsav64gpr.asm,
3713 config/rs6000/e500crtsav64gprctr.asm,
3714 config/rs6000/e500crtsavg32gpr.asm,
3715 config/rs6000/e500crtsavg64gpr.asm,
3716 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3717 * config/rs6000/crtsavres.asm: Really remove.
3719 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3722 * c-format.c (convert_format_name_to_system_name): Use
3723 TARGET_OVERRIDES_FORMAT_INIT.
3724 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3725 * config/i386/mingw.opt: New.
3726 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3727 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3728 (ms_printf_length_specs): Removed const specifier.
3729 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3730 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3732 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3734 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3735 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3737 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3740 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3741 sure that ref has valid bb.
3743 2008-10-12 Richard Henderson <rth@redhat.com>
3746 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3747 * alias.c (value_addr_p, stack_addr_p): Remove.
3748 (nonoverlapping_memrefs_p): Remove IRA special case.
3749 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3750 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3751 * reload1.c (alter_reg): Use it.
3753 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3756 of registers instead of eax, ebx, ecx and edx. Use for loop
3757 and check register for non-zero value before the call
3758 to decode_caches_intel.
3760 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3762 PR rtl-optimization/37448
3763 * df.h (df_ref_class): New enum.
3764 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3765 (struct df_ref): Replaced with union df_ref_d.
3766 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3767 New members of df_ref_d union.
3768 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3769 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3770 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3771 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3772 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3773 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3774 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3775 (df_scan_bb_info, df_bb_regno_first_def_find,
3776 df_bb_regno_last_def_find, df_find_def, df_find_use,
3777 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3778 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3779 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3780 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3781 Replaced struct df_ref * with df_ref.
3782 * df-scan.c (df_collection_rec, df_null_ref_rec,
3783 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3784 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3785 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3786 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3787 df_reorganize_refs_by_reg_by_reg,
3788 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3789 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3790 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3791 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3792 df_bb_refs_record, df_exit_block_uses_collect,
3793 df_record_exit_block_uses, df_reg_chain_mark,
3794 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3795 df_ref * with df_ref.
3796 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3797 df_ref_class parameter.
3798 (df_scan_problem_data): Added new pools for different types of refs.
3799 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3800 df_ref_create_structure): Processed new ref pools.
3801 (df_scan_start_dump): Added counts of refs and insns.
3802 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3803 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3804 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3805 code to pass df_ref_class down to ref creation functions.
3806 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3807 df_reg_chain_mark): Use macros to hide references to df_refs.
3808 (df_ref_chain_change_bb): Removed.
3809 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3810 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3811 Enhanced to understand df_ref union structure.
3812 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3813 all_uses_available_at, update_df, try_fwprop_subst,
3814 forward_propagate_subreg, forward_propagate_and_simplify,
3815 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3816 df_ref * with df_ref.
3817 (use_killed_between, all_uses_available_at): Use macros to hide
3818 references to df_refs.
3819 * regstat.c (regstat_bb_compute_ri,
3820 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3822 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3823 see_handle_relevant_refs, see_analyze_one_def,
3824 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3825 struct df_ref * with df_ref.
3826 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3827 global_conflicts): Replaced struct df_ref * with df_ref.
3828 * ddg.c (create_ddg_dep_from_intra_loop_link,
3829 add_cross_iteration_register_deps, build_inter_loop_deps):
3830 Replaced struct df_ref * with df_ref.
3831 (create_ddg_dep_from_intra_loop_link,
3832 add_cross_iteration_register_deps): Use macros to hide references
3834 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3835 df_ref * with df_ref.
3836 * df-core.c (df_bb_regno_first_def_find,
3837 df_bb_regno_last_def_find, df_find_def, df_find_use,
3838 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3839 debug_df_ref): Replaced struct df_ref * with df_ref.
3840 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3841 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3843 * web.c (union_defs, entry_register, replace_ref, web_main):
3844 Replaced struct df_ref * with df_ref.
3845 (union_defs, replace_ref): Use macros to hide references to df_refs.
3846 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3847 Replaced struct df_ref * with df_ref.
3848 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3849 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3850 Replaced struct df_ref * with df_ref.
3851 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3852 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3854 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3855 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3856 df_compute_accessed_bytes_strict_low_part,
3857 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3858 Replaced struct df_ref * with df_ref.
3859 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3860 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3861 df_ref * with df_ref.
3862 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3863 check_dependency, check_dependencies, record_uses): Replaced
3864 struct df_ref * with df_ref.
3865 (invariant_for_use, check_dependency): Use macros to hide
3866 references to df_refs.
3867 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3868 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3869 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3870 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3871 references to df_refs.
3872 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3874 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3875 * df-problems.c (df_rd_bb_local_compute_process_def,
3876 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3877 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3878 df_chain_remove_problem, df_chain_create_bb_process_use,
3879 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3880 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3881 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3882 df_byte_lr_simulate_artificial_refs_at_top,
3883 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3884 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3885 df_simulate_uses, df_simulate_artificial_refs_at_end,
3886 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3888 (df_chain_dump): Use macros to hide references to df_refs.
3889 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3890 df_ref * with df_ref.
3891 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3892 mark_artificial_uses, mark_reg_dependencies,
3893 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3895 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3897 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3899 (array_ref_element_size): Likewise.
3900 (array_ref_low_bound): Likewise.
3901 (array_ref_up_bound): Likewise.
3902 * expr.c (contains_packed_reference): Likewise.
3903 (array_ref_element_size): Likewise.
3904 (array_ref_low_bound): Likewise.
3905 (array_ref_up_bound): Likewise.
3906 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3907 with ARRAY_RANGE_REF.
3908 (idx_find_step): Likewise.
3909 (idx_record_use): Likewise.
3910 (strip_offset_1): Likewise.
3911 (idx_remove_ssa_names): Likewise.
3913 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3914 Andi Kleen <ak@linux.intel.com>
3916 * config/i386/cpuid.h (__cpuid_count): New defines.
3917 * config/i386/driver-i386.c (struct cache_desc): New structure.
3918 (describe_cache): Use struct cache_desc to pass cache descriptions.
3919 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3920 (detect_caches_amd): Use struct cache_desc to describe caches.
3921 (decode_caches_intel): Use struct cache_desc to pass cache
3922 descriptions. Update descriptions to match latest (rev -032,
3923 December 2007) CPUID documentation. Do not check valid bit here.
3924 Check for Xeon MP value 0x49 problems.
3925 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3926 Check valid bit before calling decode_caches_intel. Detect number
3927 of times to repeat CPUID instruction.
3928 (detect_caches_cpuid4): New function.
3929 (detect_caches_intel): Depending on max_level, call
3930 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3931 only when other methods fail to provide valid L2 cache description.
3933 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3936 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3937 it to PIC call patterns.
3938 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3939 code generation and attributes from pattern. Change peephole2 to
3940 split for noreturn case. Revise split pattern for non noreturn case.
3941 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3942 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3943 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3946 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3948 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3949 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3951 (divdf3): Reformat long line.
3953 2008-10-11 Michael J. Eager <eager@eagercon.com>
3955 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3957 (rs6000_handle_option): Process -mfpu options.
3958 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3959 (enum fpu_type_t): New.
3960 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3961 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3963 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3964 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3965 * config/rs6000/rs6000.opt (-mfpu): New.
3966 (-mxilinx-fpu): New.
3967 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3968 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3969 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3970 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3971 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3973 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3977 LO_SUM on Darwin if mode has just one unit.
3979 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3982 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3983 has been optimized out.
3985 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3987 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3988 instead of PIC_DIRECT_ADDR_P.
3989 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3990 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3991 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3992 (PIC_OFFSET_P): Rename to...
3993 (PCREL_SYMOFF_P): ...this.
3994 (PIC_DIRECT_ADDR_P): Delete.
3995 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3997 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3998 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3999 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4000 * config/sh/sh.c (print_operand): Remove CONST handling.
4001 (unspec_caller_rtx_p): Rewrite to use split_const and check
4002 the operands of UNSPEC bases.
4003 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4004 with (unspec [A B] UNSPEC_SYMOFF).
4005 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4006 UNSPEC_PCREL_SYMOFF.
4007 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4008 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4009 (UNSPEC_EXTRACT_U16): Likewise.
4010 (UNSPEC_SYMOFF): Likewise.
4011 (UNSPEC_PCREL_SYMOFF): Likewise.
4012 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4014 (movsi_const_16bit): Likewise.
4015 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4016 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4017 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4018 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4019 with (unspec [A B] UNSPEC_SYMOFF).
4020 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4021 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4022 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4023 (Csu): Likewise UNSPEC_EXTRACT_U16.
4024 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4025 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4027 2008-10-10 Stepan Kasal <skasal@redhat.com>
4029 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4030 for loop strip mining and loop blocking.
4032 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4034 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4035 vary types depending on debug info.
4037 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4039 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4040 before ensuring it's already computed.
4042 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4044 * rtl.h (locator_eq): New decl.
4045 * cfglayout.c (locator_scope): New function.
4046 (insn_scope): Use it.
4047 (locator_eq): New function.
4048 (fixup_reorder_chain): Search for last insn in src bb
4049 that has locator set or first insn in dest bb. Use
4050 locator_eq instead of == to compare locators.
4051 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4052 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4053 == to compare locators.
4055 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4057 * gimple-low.c (lower_function_body, lower_gimple_return,
4058 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4059 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4060 goto_block on edges if goto_locus is known.
4063 * tree.h (get_object_alignment): Declare.
4064 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4065 get_object_alignment if needed.
4066 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4068 (get_object_alignment): ... here. New function. Try harder to
4069 determine alignment from get_inner_reference returned offset.
4071 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4073 * graphite.c (gloog): Don't call find_unreachable_blocks
4074 before delte_unreachable_blocks.
4076 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4077 goto_locus of true_edge into RTL locator.
4079 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4082 (*jcc_btdi_mask_rex64): Ditto.
4084 (*jcc_btsi_mask): Ditto.
4085 (*jcc_btsi_1): Ditto.
4086 (*jcc_btsi_mask_1): Ditto.
4088 2008-10-08 Paul Brook <paul@codesourcery.com>
4090 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4091 compatible profiler (__gnu_mcount_nc).
4092 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4094 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/i386.c (initial_ix86_tune_features): Add
4097 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4098 * config/i386/i386.h (ix86_tune_indices): Likewise.
4099 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4101 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4102 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4103 for FP to FP splitters.
4105 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4110 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4114 PR rtl-optimization/37341
4115 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4116 to ORIG_BB, pass through ORIG_BB recursively.
4117 (cse_condition_code_reg): Adjust caller.
4119 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4121 * sdbout.c (sdbout_one_type): Treat the value type
4122 CONST_DECL for enumerals.
4124 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4126 * config/i386/i386.md: Remove trailing white spaces.
4128 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4130 PR rtl-optimization/37448
4131 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4132 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4134 (struct output_info) [count]: Renamed total_created and made
4136 (struct output_info) [size]: Renamed total_allocated and made
4138 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4139 Properly keep track of desc->size.
4140 (print_statistics, dump_alloc_pool_statistics): Enhance the
4141 printing of statistics to print the number of elements and to use
4144 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4147 * opts.h (CL_SAVE): Move up to flags range.
4148 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4149 CL_COMMON): Renumber.
4150 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4151 * opts.c (common_handle_option): Revert last change.
4153 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4155 * config/i386/i386-protos.h (ix86_schedule): New.
4157 * config/i386/i386.c (ix86_schedule): New.
4158 (override_options): Add schedule to processor_alias_table. Set
4159 ix86_schedule from the schedule field in processor_alias_table.
4160 (ix86_function_specific_save): Save ix86_schedule.
4161 (ix86_function_specific_restore): Restore ix86_schedule.
4163 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4164 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4167 * config/i386/i386.opt: Add schedule.
4169 * config/i386/ppro.md: Remove generic32.
4171 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4174 * expr.c (count_type_elements): Handle ERROR_MARK.
4176 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4181 * basic-block.h (struct edge_def): Add goto_block field.
4182 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4183 one insn with locus corresponding to edge's goto_locus if !optimize.
4184 * profile.c (branch_prob): Copy edge's goto_block.
4185 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4187 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4188 locator in between the merged basic blocks if !optimize and needed.
4189 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4190 goto_locus into RTL locator. For unconditional jump use that
4191 locator for the jump insn.
4192 (expand_gimple_cond): Convert goto_block and goto_locus into
4193 RTL locator for all remaining edges. For unconditional jump
4194 use that locator for the jump insn.
4195 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4196 there is more than one edge or insn locator along the forwarding
4197 edges and !optimize. If there is just one, set e->goto_locus.
4198 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4200 (move_block_to_fn): Adjust edge's goto_block.
4202 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4205 * expmed.c (expand_mult): Properly check DImode constant in
4208 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4211 * dwarf2out.c (common_block_die_table): New variable.
4212 (common_block_die_table_hash, common_block_die_table_eq): New
4214 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4215 COMMON block in the current scope rather than globally. Optimize
4216 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4217 DW_OP_addr SYMBOL_REF+off.
4219 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4221 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4222 Return true for non-addressable GIMPLE operands.
4224 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4227 * config/i386/i386.c (initial_ix86_tune_features): Remove
4228 X86_TUNE_USE_BIT_TEST.
4229 * config/i386/i386.h (ix86_tune_indices): Likewise.
4230 (TARGET_USE_BIT_TEST): Removed.
4232 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4234 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4236 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4238 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4239 (mul<mode>3_mul3): ... into this new template.
4241 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4243 * gimplify.c (gimplify_arg): Add location argument. Use it.
4244 (gimplify_call_expr): Pass location to gimplify_arg.
4245 (gimplify_modify_expr_to_memcpy): Same.
4246 (gimplify_modify_expr_to_memset): Same.
4248 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4250 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4251 Update calls to build_unary_op and build_indirect_ref for location
4254 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4257 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4258 * c-typeck.c (array_to_pointer_conversion): Pass location to
4260 (function_to_pointer_conversion): Use error_at and warning_at.
4261 (build_indirect_ref): Same.
4262 (build_array_ref): Pass location to build_binary_op.
4263 (parser_build_unary_op): Do not set location after calling
4265 (build_unary_op): Add location argument. Use it throughout. Set
4266 EXPR_LOCATION before returning new tree.
4267 (build_modify_expr): Same.
4268 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4270 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4271 build_indirect_ref, build_modify_expr.
4272 (c_finish_omp_for): Same. Use error_at instead of error.
4273 * c-common.c (c_common_truthvalue_conversion): Pass location to
4275 (warn_for_div_by_zero): Add location argument.
4276 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4277 build_unary_op, warn_for_div_by_zero.
4278 * c-parser.c (c_parser_typeof_specifier): Use
4279 protected_set_expr_location.
4280 (c_parser_statement_after_labels): Same.
4281 (c_parser_condition): Same.
4282 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4283 (c_parser_conditional_expression): Use protected_set_expr_location.
4284 (c_parser_unary_expression): Pass location to build_indirect_ref.
4285 (c_parser_postfix_expression_after_primary): Pass location to
4286 build_indirect_ref, build_unary_op.
4287 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4289 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4291 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4292 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4293 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4295 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4296 (mips_issue_rate): Handle PROCESSOR_R10000.
4297 * config/mips/mips.md (cpu): Add r10000.
4299 * config/mips/10000.md: New file.
4301 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4303 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4304 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4305 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4307 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4309 * config/darwin-protos.h (machopic_function_base_name): Delete.
4310 (machopic_function_base_sym): Likewise.
4311 (machopic_gen_offset): Declare.
4312 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4313 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4314 * config/darwin.c (machopic_function_base_name): Delete.
4315 (machopic_function_base_sym): Likewise.
4316 (gen_pic_offset): Rename to...
4317 (machopic_gen_offset): ...this and remove the pic_base argument.
4318 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4319 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4320 crtl->uses_pic_offset_table.
4321 (machopic_indirect_data_reference): Use new machopic_gen_offset
4323 (machopic_legitimize_pic_address): Likewise.
4324 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4326 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4327 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4328 * config/i386/i386.c (output_set_got): Likewise.
4329 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4331 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4332 (legitimate_address_p): Likewise.
4333 (output_pic_addr_const): Likewise.
4334 (output_addr_const_extra): Likewise.
4335 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4336 match an UNSPEC rather than a MINUS.
4337 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4338 (builtin_setjmp_receiver): Use machopic_gen_offset.
4339 * config/i386/predicates.md (pic_symbolic_operand): Handle
4340 UNSPEC_MACHOPIC_OFFSET.
4342 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4343 Use machopic_gen_offset and machopic_operand_p.
4344 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4345 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4346 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4347 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4348 Set crtl->uses_pic_offset_table.
4350 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4352 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4354 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4355 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4356 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4357 (constant_pool_expr_p): Use split_const and check the base.
4358 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4360 (legitimate_constant_pool_address_p): Check toc_relative_p
4361 instead of constant_pool_expr_p.
4362 (print_operand_address): Always use output_addr_const for
4363 constant pool addresses.
4364 (rs6000_output_addr_const_extra): New function.
4365 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4367 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4371 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4372 (mark_ref_live, mark_ref_dead): Use them.
4373 (def_conflicts_with_inputs_p): Remove.
4374 (mark_early_clobbers): New function.
4375 (process_bb_node_lives): Call preprocess_constraints and
4376 mark_early_clobbers.
4378 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4380 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4382 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4383 lib with -mthread switch.
4385 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4388 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4389 function in two, making it call a new and reusable
4390 dwarf2out_imported_module_or_decl() that takes the containing
4391 BLOCK of the declaration in argument.
4392 (dwarf2out_imported_module_or_decl_real): New function.
4393 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4394 IMPORTED_DECL in account.
4395 * tree.def: Added IMPORTED_DECL node type.
4396 * tree.h: Added accessors for IMPORTED_DECL nodes.
4397 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4399 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4401 * doc/gimple.texi: Fix some typos, wrap some long lines,
4402 fix some broken wraps with continuations.
4403 * tree-ssa-reassoc.c: Fix comment typos.
4405 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4408 * pa.c (legitimize_pic_address): Force function labels to memory in
4411 2008-10-04 Anton Blanchard <anton@samba.org>
4413 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4414 (rs6000_split_atomic_op): Same.
4415 (rs6000_split_compare_and_swap): Same.
4416 (rs6000_split_compare_and_swapqhi): Same.
4418 2008-10-04 Richard Guenther <rguenther@suse.de>
4420 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4421 instead of pointer equality.
4422 (vn_nary_op_eq): Likewise.
4424 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4426 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4428 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4429 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4431 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4433 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4434 Revert previous change.
4436 2008-10-03 Tom Tromey <tromey@redhat.com>
4438 * stringpool.c (ggc_alloc_string): Terminate string.
4440 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4442 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4443 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4444 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4447 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4450 2008-10-03 Pascal Obry <obry@adacore.com>
4452 * gcov.c (create_file_names): Properly handle UNIX and DOS
4453 directory separators.
4454 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4455 separator to '~' to ensure clean filenames on Windows.
4457 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4459 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4460 Add a null terminator to the stripped name.
4462 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4464 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4465 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4466 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4467 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4468 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4469 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4470 TARGET_SINGLE_FLOAT.
4472 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4474 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4476 2008-10-02 Richard Guenther <rguenther@suse.de>
4479 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4480 and VECTOR_TYPE recurse with useless_type_conversion_p which
4481 properly handles void pointer conversion.
4483 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4486 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4487 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4489 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4492 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4493 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4494 they translate to non builtins.
4495 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4496 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4497 __builtin_vec_promote, __builtin_vec_extract, and
4498 __builtin_vec_insert.
4499 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4500 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4501 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4502 * config/rs6000/altivec.h (vec_extract): Define
4503 (vec_insert): Define.
4504 (vec_splats): Define.
4505 (vec_promote): Define.
4507 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4508 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4509 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4511 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4513 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4514 prototype. Add new parameter, blk.
4515 Use BLKmode for the MEM if blk is true.
4516 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4517 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4518 ALTIVEC_BUILTIN_STVRXL.
4519 Update usage of altivec_expand_lv_builtin.
4520 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4521 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4522 (altivec_init_builtins): If compiling for the Cell, also define the
4524 * config/rs6000/rs6000.h (rs6000_builtins): Define
4525 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4526 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4527 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4528 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4529 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4530 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4531 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4532 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4533 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4534 UNSPEC_STVRX, and UNSPEC_STVRXL.
4535 (altivec_lvlx): New pattern.
4536 (altivec_lvlxl): New pattern.
4537 (altivec_lvrx): New pattern.
4538 (altivec_lvrxl): New pattern.
4539 (altivec_stvlx): New pattern.
4540 (altivec_stvlxl): New pattern.
4541 (altivec_stvrx): New pattern.
4542 (altivec_stvrxl): New pattern.
4543 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4544 (vec_lvlxl): Likewise.
4545 (vec_lvrx): Define if PPU is defined.
4546 (vec_lvrxl): Likewise.
4547 (vec_stvlx): Define if PPU is defined.
4548 (vec_stvlxl): Likewise.
4549 (vec_stvrx): Define if PPU is defined.
4550 (vec_stvrxl): Likewise.
4552 2008-10-01 Geert Bosch <bosch@adacore.com>
4554 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4556 2008-10-01 Richard Guenther <rguenther@suse.de>
4558 PR tree-optimization/37617
4559 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4560 do not add to the NEW_SETS.
4562 2008-10-01 Richard Guenther <rguenther@suse.de>
4565 * tree-vrp.c (execute_vrp): If we optimized away the default
4566 case make sure to promote the label that got in place of it
4567 to a default case label.
4569 2008-10-01 Richard Henderson <rth@redhat.com>
4572 * tree-complex.c (set_component_ssa_name): Don't optimize
4573 is_gimple_min_invariant values with ssa_names in abnormal phis.
4575 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4577 PR tree-optimization/37662
4578 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4579 commutative binary operation if they are in the wrong order and
4580 fold_build2 produces non-GIMPLE.
4582 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4584 PR tree-optimization/37662
4585 PR tree-optimization/37663
4586 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4587 get_value_range with non-SSA_NAME. Don't assert operands have been
4588 folded, instead just bail out.
4590 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4592 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4594 2008-09-30 Richard Guenther <rguenther@suse.de>
4597 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4598 build restrict-qualified pointers.
4599 (vectorizable_store): Move alias check later.
4600 (vectorizable_load): Likewise.
4602 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4604 * c-common.c (empty_if_body_warning): Remove.
4605 * c-common.h (empty_if_body_warning): Remove.
4606 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4607 here the -Wempty-body warning for `if' and `else' statements.
4608 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4610 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4612 * config/i386/i386.opt: Add msse2avx.
4614 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4615 * config/i386/linux64.h (ASM_SPEC): Likewise.
4617 * doc/invoke.texi: Document -msse2avx.
4619 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4621 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4623 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4625 * ifcvt.c (noce_emit_store_flag): If using condition from original
4626 jump, reverse it if if_info->cond was reversed.
4628 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4630 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4631 non-constant memory if it cannot be forced to constant memory.
4632 Overhaul surrounding code and factor out common condition.
4634 2008-09-29 Jeff Law <law@redhat.com>
4636 * reload1.c (alter_reg): Add missing curly braces.
4638 2008-09-29 Michael J. Eager <eager@eagercon.com>
4640 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4642 * config/rs6000/rs6000.c (rs6000_override_options): Move
4643 rs6000_init_hard_regno_mode_ok after all options changed.
4644 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4645 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4646 -msimple-fpu flags. Add warning messages if single FP not configured.
4647 (rs6000_file_start): Output gnu_attribute for single-float.
4648 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4649 (rs6000_legitimize_address): Likewise.
4650 (rs6000_legitimize_reload_address): Likewise.
4651 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4652 TARGET_SINGLE_FLOAT.
4653 (function_arg_advance): Likewise (partial conversion).
4654 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4655 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4656 TARGET_SINGLE_FLOAT.
4657 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4658 (rs6000_emit_prologue): Likewise.
4659 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4660 TARGET_SINGLE_FLOAT.
4661 (rs6000_libcall_value): Likewise.
4662 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4663 (TARGET_DOUBLE_FLOAT): New default to 1
4664 (TARGET_SIMPLE_FPU): New default to 0
4665 (TARGET_SINGLE_FPU): New default to 0
4666 (TARGET_SINGLE_FLOAT_MODE): New.
4667 (TARGET_DOUBLE_FLOAT_MODE): New.
4668 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4669 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4671 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4672 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4673 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4674 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4675 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4676 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4677 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4678 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4679 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4680 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4681 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4682 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4683 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4684 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4685 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4686 cmptf_internal1, *cmptf_internal2): Condition on
4687 TARGET_DOUBLE_FLOAT.
4688 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4689 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4690 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4691 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4692 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4693 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4694 TARGET_SINGLE_FLOAT.
4695 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4696 * config/rs6000/rs6000.opt (-msingle-float): New.
4697 (-mdouble-float): New.
4698 (-msimple-fpu): New.
4699 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4700 -msingle-float, -mdouble-float, -msimple-fpu options.
4701 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4702 _SOFT_DOUBLE for -msingle-float.
4703 * config.gcc: New config for target=powerpc-xilinx-eabi.
4705 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4707 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4708 have exit and entry.
4709 (new_scop): Take entry and exit edge to define new SCoP.
4710 (sd_region_p): New structure used during SCoP detection.
4711 (move_scops): Delete.
4712 (move_sd_regions): New.
4713 (scopdet_info): Change the definition from edges back to basic_blocks.
4714 (scopdet_edge_info): Work on basic_blocks and rename to
4715 scopdet_basic_block_info.
4716 (split_difficult_bb): At the moment removed. We should later
4717 add it at another place.
4718 (build_scops_1): Work on basic_blocks.
4719 (bb_in_sd_region): New.
4720 (find_single_entry_edge): New.
4721 (find_single_exit_edge): New.
4722 (create_single_entry_edge): New.
4723 (sd_region_without_exit): New.
4724 (create_single_exit_edge): New.
4725 (unmark_exit_edges): New.
4726 (mark_exit_edges): New.
4727 (create_sese_edges): New.
4728 (build_graphite_scops): New.
4729 (build_scops): Make SCoPs SESE.
4730 (limit_scops): Use the new functions.
4732 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4734 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4736 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4739 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4740 address to a register before taking the lower part.
4742 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4744 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4747 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4748 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4751 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4752 the newly created variable.
4753 Create a VECTOR_CST of all 1s for vector types.
4755 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4758 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4760 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4762 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4763 order to convert between modes.
4764 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4766 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4768 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4771 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4774 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4778 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4780 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4781 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4782 them to yield false with MIPS16.
4784 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4787 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4788 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4789 mem_loc_descriptor failed. Accept UNSPEC.
4790 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4791 fail if one of the loc_descriptor calls for pieces failed.
4792 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4793 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4794 if loc_descriptor_from_tree_1 on offset failed.
4797 * opts.c (common_handle_option): Don't call print_specific_help with
4798 CL_SAVE as first argument.
4800 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4801 Steve Ellcey <sje@cup.hp.com>
4803 * configure: Regenerate for new libtool.
4804 * aclocal.m4: Ditto.
4806 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4808 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4809 alias set on MEM when saving stack pointer.
4810 * config/rs6000/rs6000.md (allocate_stack): Likewise
4812 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4814 PR tree-optimization/37574
4815 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4816 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4817 instead of vector_type for constants. Take computation out of loop.
4818 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4819 and use only vector_type for invariant case.
4820 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4822 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4825 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4826 the decl is a VAR_DECL or FUNCTION_DECL.
4828 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4831 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4832 (mark_ref_live, mark_ref_dead): Use them.
4833 (def_conflicts_with_inputs_p): Remove.
4834 (mark_early_clobbers): New function.
4835 (process_bb_node_lives): Call preprocess_constraints and
4836 mark_early_clobbers.
4838 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4840 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4843 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4844 (ira_compress_allocno_live_ranges): New prototype.
4846 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4847 (coalesced_allocnos_living_at_program_points): New.
4848 (coalesced_allocnos_live_at_points_p,
4849 set_coalesced_allocnos_live_points): New functions.
4850 (coalesce_spill_slots): Rewrite.
4852 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4853 ira_compress_allocno_live_ranges): New functions.
4855 * ira-build.c (ira_flattening): Call
4856 ira_compress_allocno_live_ranges.
4859 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4861 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4864 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4866 * combine.c (make_compound_operation): Handle the 'E' format.
4867 (count_rtxs): Likewise.
4868 (update_table_tick): Likewise.
4869 (get_last_value_validate): Likewise.
4871 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4873 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4875 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4877 * matrix-reorg.c (transform_allocation_sites): Initializers
4878 added to avoid the warning.
4880 2008-09-25 Martin Jambor <mjambor@suse.cz>
4882 * cgraph.c (free_nodes): New variable.
4883 (NEXT_FREE_NODE): New macro.
4884 (cgraph_create_node): Reuse nodes from the free list. Do not
4885 update uid if doing so.
4886 (cgraph_remove_node): Add the node to the free list.
4888 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4890 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4892 2008-09-24 Richard Henderson <rth@redhat.com>
4894 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4895 * unwind-dw2.c (execute_stack_op): Handle it.
4897 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4900 2008-09-24 Michael J. Eager <eager@eagercon.com>
4902 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4904 * c-common.c (fname_decl): New location argument.
4905 * c-common.h (fname_decl): Same.
4906 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4908 (c_parser_typeof_specifier): Same.
4909 (c_parser_parms_list_declarator): Same.
4910 (c_parser_asm_string_literal): Same.
4911 (c_parser_compound_statement_nostart): Same.
4912 (c_parser_label): Same.
4913 (c_parser_do_statement): Same.
4914 (c_parser_asm_statement): Same.
4915 (c_parser_unary_expression): Same.
4916 (c_parser_sizeof_expression): Same.
4917 (c_parser_postfix_expression): Same.
4918 (c_parser_pragma): Same.
4919 (c_parser_omp_clause_collapse): Same.
4920 (c_parser_omp_clause_num_threads): Same.
4921 (c_parser_omp_clause_schedule): Same.
4922 (c_parser_omp_all_clauses): Same.
4923 (c_parser_omp_sections_scope): Same.
4924 (c_parser_omp_for_loop): Same. Pass condition's location to
4925 c_objc_common_truthvalue_conversion.
4926 (c_parser_enum_specifier): Remove comment.
4928 2008-09-24 Michael J. Eager <eager@eagercon.com>
4930 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4932 * config/rs6000/rs6000.c (rs6000_override_options): Move
4933 rs6000_init_hard_regno_mode_ok after all options changed.
4934 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4935 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4936 -msimple-fpu flags. Add warning messages if single FP not configured.
4937 (rs6000_file_start): Output gnu_attribute for single-float.
4938 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4939 (rs6000_legitimize_address): Likewise.
4940 (rs6000_legitimize_reload_address): Likewise.
4941 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4942 TARGET_SINGLE_FLOAT.
4943 (function_arg_advance): Likewise.
4944 (function_arg): Likewise.
4945 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4946 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4947 TARGET_SINGLE_FLOAT.
4948 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4949 (rs6000_emit_prologue): Likewise.
4950 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4951 TARGET_SINGLE_FLOAT.
4952 (rs6000_libcall_value): Likewise.
4953 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4954 (TARGET_DOUBLE_FLOAT): New default to 1
4955 (TARGET_SIMPLE_FPU): New default to 0
4956 (TARGET_SINGLE_FPU): New default to 0
4957 (TARGET_SINGLE_FLOAT_MODE): New.
4958 (TARGET_DOUBLE_FLOAT_MODE): New.
4959 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4960 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4962 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4963 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4964 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4965 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4966 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4967 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4968 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4969 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4970 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4971 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4972 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4973 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4974 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4975 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4976 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4977 cmptf_internal1, *cmptf_internal2): Condition on
4978 TARGET_DOUBLE_FLOAT.
4979 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4980 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4981 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4982 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4983 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4984 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4985 TARGET_SINGLE_FLOAT.
4986 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4987 * config/rs6000/rs6000.opt (-msingle-float): New.
4988 (-mdouble-float): New.
4989 (-msimple-fpu): New.
4990 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4991 -msingle-float, -mdouble-float, -msimple-fpu options.
4992 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4993 _SOFT_DOUBLE for -msingle-float.
4994 * config.gcc: New config for target=powerpc-xilinx-eabi.
4996 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4998 * config/sparc/constraints.md: New file.
4999 * config/sparc/sparc.md: Include it.
5000 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5001 (sparc_extra_constraint_check): Delete.
5002 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5003 (memory_ok_for_ldd): New predicate.
5004 (sparc_extra_constraint_check): Delete.
5005 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5006 (CONST_OK_FOR_LETTER_P): Likewise.
5007 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5008 (EXTRA_CONSTRAINT): Likewise.
5010 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5012 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5014 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5016 * alias.c (find_base_value): Use FIND_BASE_TERM.
5017 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5019 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5021 * config/i386/i386.c: Include cselib.h.
5022 (ix86_pic_register_p): New function.
5023 (ix86_delegitimize_address): Use it to check for the PIC register.
5025 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5027 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5028 * config/i386/i386.c (ix86_find_base_term): Don't check for
5029 SYMBOL_REF and LABEL_REF.
5031 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5033 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5034 constant PLUS in a CONST.
5036 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5038 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5039 check for sibcall support for w64.
5041 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5043 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5045 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5047 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5048 parser_build_binary_op.
5049 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5050 * c-typeck.c (build_array_ref): Same.
5051 (parser_build_unary_op): New location argument.
5052 (pointer_diff): Pass location to build_binary_op,
5053 c_objc_common_truthvalue_conversion.
5054 (build_modify_expr): Same.
5055 (build_unary_op): New location argument.
5056 (build_binary_op): New location argument.
5057 (c_objc_common_truthvalue_conversion): Pass location to
5058 c_*common_truthvalue_conversion.
5059 * c-convert.c (convert): Same.
5060 * c-common.c (binary_op_error): New location argument.
5061 (pointer_int_sum): Pass location to build_binary_op.
5062 (c_common_truthvalue_conversion): New location argument.
5063 (warn_for_sign_compare): Same.
5064 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5065 binary_op_error, build_binary_op, warn_for_sign_compare.
5066 * c-parser.c (c_parser_condition): Pass location to
5067 c_*common_truthvalue_conversion.
5068 (c_parser_conditional_expression): Save condition's location and pass
5070 (c_parser_binary_expression): Same, but for the binary operator's
5072 (c_parser_omp_for_loop): Pass location to
5073 c_objc_common_truthvalue_conversion.
5075 2008-09-23 Martin Jambor <mjambor@suse.cz>
5077 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5078 (cgraph_node_remove_callees): New temporary f. Hold the next item
5080 (cgraph_node_remove_callers): Likewise.
5082 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5083 (ipa_node_removal_hook): Likewise.
5085 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5086 gimple_call_copy_skip_args and moved to the gimple_call section.
5087 * gimple.c (gimple_copy_call_skip_args): Renamed to
5088 gimple_call_copy_skip_args. Changed al users.
5090 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5092 * ira-color.c (start_allocno_priorities): Rename to
5093 setup_allocno_priorities. Use costs and
5094 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5095 range lengths. Get rid off doubles.
5096 (ira_fast_allocations): Call start_allocno_priorities.
5098 2008-09-22 David Daney <ddaney@avtrex.com>
5101 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5102 register if TARGET_LONG_CALLS.
5104 2008-09-22 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/37145
5107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5108 value-numbering union accesses with their offset and size only.
5109 (visit_reference_op_load): Fix simplification of inserted conversions.
5110 * tree-ssa-pre.c (find_or_generate_expression): Do not
5111 recursively generate expressions if running FRE.
5113 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5115 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5116 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5119 2008-09-22 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/37145
5122 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5123 (phi_translate_1): Constant fold references.
5125 2008-09-22 Ira Rosen <irar@il.ibm.com>
5127 PR tree-optimization/37482
5128 * tree-vectorizer.h (struct _slp_instance): Add new field.
5129 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5130 (get_earlier_stmt): New function.
5131 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5133 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5134 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5135 asserts that GSI points to the scalar statement being vectorized.
5136 Set new statement location according to GSI.
5137 (vect_schedule_slp_instance): Use GSI of
5138 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5140 2008-09-21 Jan Hubicka <jh@suse.cz>
5142 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5143 (ipcp_insert_stage): Update dead_nodes bitmap.
5145 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5148 * config/i386/t-cygming (SHLIB_LC): Remove.
5149 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5150 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5152 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5156 * final.c (mark_symbol_ref_as_used): New helper function.
5157 (output_operand): Instead of just looking inside MEMs for
5158 SYMBOL_REFs, use new helper function and for_each_rtx.
5159 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5160 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5161 Make head comment more general.
5162 * config/darwin.c (machopic_output_indirection): Handle weak
5163 references here, like in assemble_external.
5165 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5167 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5168 (sparc_emit_float_lib_cmp): Change return type.
5169 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5170 (gen_compare_operator): New function.
5171 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5172 the comparison sequence. Minor tweaks.
5173 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5174 that the final operator and the result of sparc_emit_float_lib_cmp
5175 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5176 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5177 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5178 result of sparc_emit_float_lib_cmp match for software TFmode.
5179 (movqicc, movhicc, movsicc, movdicc): Merge into...
5180 (mov<I:mode>cc): ...this.
5181 (movsfcc, movdfcc, movtfcc): Merge into...
5182 (mov<F:mode>cc): ...this.
5183 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5185 (mov<I:mode>_cc_v9): ...this.
5186 (movdi_cc_sp64_trunc): Delete.
5187 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5188 movdi_cc_reg_sp64): Merge into...
5189 (mov<I:mode>_cc_reg_sp64): ...this.
5190 (movsf_cc_sp64): Rename into...
5191 (movsf_cc_v9): ...this.
5192 (movdf_cc_sp64): Rename into...
5193 (movdf_cc_v9): ...this.
5194 (movtf_cc_hq_sp64): Rename into...
5195 (movtf_cc_hq_v9): ...this.
5196 (movtf_cc_sp64): Rename into...
5197 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5199 2008-09-21 Diego Novillo <dnovillo@google.com>
5201 * doc/gccint.texi: Include generic.texi and gimple.texi.
5203 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5204 (GIMPLE): Move to gimple.texi.
5205 (Annotations): Remove references to to stmt_ann_t and
5207 (SSA Operands): Rename from 'Statement Operands'.
5208 * doc/generic.texi: New.
5209 * doc/gimple.texi: New.
5210 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5211 * Makefile.in (TEXI_GCCINT_FILES):
5212 * gimple.c (gimple_copy_call_skip_args): Rename from
5213 giple_copy_call_skip_args. Update all users.
5214 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5216 2008-09-21 Ira Rosen <irar@il.ibm.com>
5218 PR tree-optimization/37539
5219 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5220 statement in related statement field only for the first load of the
5221 group of loads with the same data reference.
5223 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5225 * config/mips/mips.h (TUNE_OCTEON): New macro.
5226 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5227 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5228 * config/mips/octeon.md: New file.
5229 * config/mips/mips.md: Include octeon.md. Restore
5230 semi-alphabetical order of include files.
5232 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.md (*jcc_fused_1): Removed.
5236 (*jcc_fused_2): Likewise.
5237 (*jcc_fused_3): Likewise.
5238 (*jcc_fused_4): Likewise.
5240 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5242 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5243 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5244 * target.h (gcc_target): Add ira_cover_classes.
5245 * ira.c: Remove IRA_COVER_CLASSES guards.
5246 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5247 instead of IRA_COVER_CLASSES.
5248 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5249 (setup_class_translate): Likewise.
5250 (setup_reg_class_intersect_union): Likewise.
5251 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5252 test of targetm.ira_cover_classes.
5253 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5254 of IRA_COVER_CLASSES.
5255 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5256 (TARGET_INITIALIZER): Include it.
5257 * targhooks.h (default_ira_cover_classes): Declare.
5258 * targhooks.c (default_ira_cover_classes): New function.
5260 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5262 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5264 2008-09-19 Ian Lance Taylor <iant@google.com>
5266 * varasm.c (narrowing_initializer_constant_valid_p): Return
5267 NULL_TREE if ENDTYPE is not an integer.
5269 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5272 * tree-ssa.c (execute_update_addresses_taken): Also update
5273 DECL_GIMPLE_REG_P for vector and complex types.
5275 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5276 Jan Hubicka <jh@suse.cz>
5279 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5280 empty before freeing them.
5281 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5283 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5285 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5286 * config/xtensa/predicates.md (tls_symbol_operand): New.
5287 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5288 (TARGET_CANNOT_FORCE_MEM): Define.
5289 (xtensa_tls_symbol_p): New.
5290 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5291 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5292 (xtensa_tls_module_base): New.
5293 (xtensa_call_tls_desc): New.
5294 (xtensa_legitimize_tls_address): New.
5295 (xtensa_legitimize_address): Handle TLS symbols.
5296 (xtensa_tls_referenced_p_1): New.
5297 (xtensa_tls_referenced_p): New.
5298 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5300 (XTENSA_BUILTIN_THREAD_POINTER): New.
5301 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5302 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5303 builtin. Add declarations for __builtin_thread_pointer and
5304 __builtin_set_thread_pointer.
5305 (xtensa_fold_builtin): Recognize new builtins.
5306 (xtensa_expand_builtin): Expand new builtins.
5307 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5308 (TARGET_THREADPTR): Define.
5309 (HAVE_AS_TLS): Define default value.
5310 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5311 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5312 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5313 (UNSPECV_SET_TP): New.
5314 (sym_TPOFF, sym_DTPOFF): New.
5315 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5316 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5317 * configure: Regenerated.
5319 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5322 * config/ia64/ia64.c (ia64_optimization_options): Move
5323 checking and setting flag_schedule_insns_after_reload and
5324 ia64_flag_schedule_insns2 back to ...
5325 (ia64_override_options): Here.
5327 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5330 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5331 zero extend count after the correction to it is done.
5332 (doloop_optimize): Update call to doloop_modify, don't zero extend
5335 2008-09-18 Martin Jambor <mjambor@suse.cz>
5337 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5339 * ipa-prop.c: Correct comments.
5340 * ipa-prop.h: Likewise.
5342 2008-09-18 Jan Hubicka <jh@suse.cz>
5345 * ipa-reference.c (ipa_reference_local_vars_info_d,
5346 ipa_reference_global_vars_info_d,
5347 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5348 ipa_reference_vars_info_t): Move here from ipa-reference.h
5349 (node_duplication_hook_holder, node_removal_hook_holder): New.
5350 (get_reference_vars_info_from_cgraph): Rename to ...
5351 (get_reference_vars_info): ... this one, use cgraph uids.
5352 (get_local_reference_vars_info, get_global_reference_vars_info):
5353 Use cgraph instead of decl.
5354 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5356 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5357 ipa_reference_get_written_global,
5358 ipa_reference_get_not_written_global): Use cgraph argument.
5359 (check_call): Simplify avail check.
5360 (scan_stmt_for_static_refs): Update.
5361 (propagate_bits): Update.
5362 (merge_callee_local_info): Remove.
5363 (init_function_info): Use cgraph nodes.
5364 (clean_function_local_data): Break out from ...
5365 (clean_function): ... here.
5366 (copy_local_bitmap, copy_global_bitmap): New functions.
5367 (duplicate_node_data, remove_node_data): New functions.
5368 (generate_summary): Register hooks; use visibility instead of
5370 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5371 * ipa-reference.h (ipa_reference_local_vars_info_d,
5372 ipa_reference_global_vars_info_d,
5373 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5374 ipa_reference_vars_info_t): Move to ipa-reference.c
5375 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5377 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5378 ipa_reference_get_not_read_global,
5379 ipa_reference_get_not_written_global): Update prototype.
5380 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5381 (init_state): Remove.
5382 (node_duplication_hook_holder, node_removal_hook_holder): New.
5383 (get_function_state, set_function_state): Use VECtor.
5384 (analyze_function): Check body availability.
5385 (add_new_function): Likewise.
5386 (duplicate_node_data, remove_node_data): New.
5387 (generate_summary): Register hooks; do not care about clones.
5388 (propafate): Do not care about clones; recursive functions are
5390 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5391 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5392 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5394 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5395 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5396 Update call of ipa-reference accesors.
5398 2008-09-18 Simon Baldwin <simonb@google.com>
5400 * c-opts.c (c_common_handle_option): Add handling for
5401 -Wbuiltin-macro-redefined command line option.
5402 * c.opt: Added builtin-macro-redefined option.
5403 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5406 2008-09-18 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/37258
5409 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5410 and signedness for integral types.
5411 (vn_phi_eq): Require compatible types.
5413 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5416 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5417 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5419 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5420 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5421 ggc_free other TREE_LIST nodes from that chain.
5422 * function.c (instantiate_decls): Instantiate also DECL_RTL
5423 of vars in cfun->local_decls, free that list afterwards.
5425 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5427 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5428 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5430 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5432 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5433 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5435 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5437 PR tree-optimization/37102
5438 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5439 from a node. Check to see if another PHI is dead.
5440 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5441 remove real PHIs which have no uses.
5442 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5444 2008-09-18 Richard Guenther <rguenther@suse.de>
5447 * tree-cfg.c (remove_useless_stmts_1): Remove
5448 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5450 2008-09-18 Nick Clifton <nickc@redhat.com>
5452 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5453 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5454 to frv_secondary_reload_class.
5455 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5456 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5457 (frv_secondary_reload_class): Omit unused parameter.
5458 (frv_secondary_reload): New function. Handle the case when
5459 secondary_reload_class() is called before the reload_(in|out)
5460 _optabs have been initialised.
5461 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5463 * config/frv/frv.md: Define an exclusion set between fr550_m0
5466 2008-09-18 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/37456
5469 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5470 want to insert after ends a BB insert on the single fallthru
5473 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5475 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5476 Mention -march=z9-109, z9-ec and z10.
5478 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5480 PR rtl-optimization/37544
5481 * regrename.c (maybe_mode_change): Exit early when copy_mode
5482 is narrower than orig_mode and narrower than new_mode.
5484 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5487 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5489 * sched-rgn.c (ref_counts): Remove.
5490 (insn_referenced): New static variable.
5491 (INSN_REF_COUNT): Remove.
5492 (sched_run_compute_dependencies): Use insn_referenced instead of
5494 (add_branch_dependences): Likewise. Delete dead assignment.
5496 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5498 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5499 consumer is an asm. Add comment why this is important.
5500 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5501 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5503 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5505 * expr.c (emit_group_store): Do not shift before moving via a
5508 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5510 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5511 from aggregate to non-aggregate type if the bit pattern is not fully
5512 preserved afterwards.
5514 2008-09-17 Richard Guenther <rguenther@suse.de>
5516 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5517 (verify_gimple_assign): ... this. Split into ...
5518 (verify_gimple_assign_unary): ... this,
5519 (verify_gimple_assign_binary): ... that,
5520 (verify_gimple_assign_single): ... and this.
5521 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5522 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5523 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5524 (verify_types_in_gimple_reference): Be forgiving with
5526 (verify_gimple_phi): Deal with virtual operands.
5528 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5530 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5532 * tree.c (get_callee_fndecl): Don't call the language hook.
5533 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5534 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5535 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5537 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5539 * tree.c (protected_set_expr_location): Don't unnecessarily
5540 check for error_mark_node.
5542 2008-09-17 Art Haas <ahaas@impactweather.com>
5544 * ipa-reference.c (analyze_function): Declare step only if
5545 ENABLE_CHECKING is defined.
5547 2008-09-17 Jan Hubicka <jh@suse.cz>
5550 * tree.h (DECL_INLINE): remove.
5551 (DECL_DECLARED_INLINE_P): Update docs.
5552 (DECL_NO_INLINE_WARNING_P): new.
5553 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5554 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5556 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5557 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5560 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5563 2008-09-17 Jan Hubicka <jh@suse.cz>
5565 * ipa-reference.c (ipa_obstack): Remove.
5566 (local_info_obstack, global_info_obstack): New.
5567 (add_static_var): We now handle variables only.
5568 (mark_address_taken, mark_load, mark_store): New functions based on ...
5569 (check_operand): ... remove.
5570 (get_asm_stmt_operands): Rename to ...
5571 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5572 (scan_stmt_for_static_refs): Rewrite.
5573 (scan_op_for_static_refs): Rename to ...
5574 (scan_initializer_for_static_refs): do not look for VAR_DECL
5575 initializers; stop recursion on types and decls.
5576 (ipa_init): Use proper obstacks.
5577 (analyze_variable): Use scan_initializer_for_static_refs.
5578 (init_function_info): Use local obstack.
5579 (analyze_function): Simplify.
5580 (add_new_function): We don't need visited_nodes obstack.
5581 (generate_summary): Use proper obstacks; cleanup after propagation.
5583 2008-09-17 Richard Guenther <rguenther@suse.de>
5586 PR tree-optimization/37491
5587 * alias.c (get_alias_set): Use the canonical type.
5588 * tree-vect-transform.c (vectorizable_store): Use the type of
5589 the lhs for the vector type. Adjust checking.
5590 (vectorizable_load): Adjust checking.
5592 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5593 Adam Nemet <anemet@caviumnetworks.com>
5595 PR rtl-optimization/37483
5596 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5597 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5598 Rearrange code to better match the original comment. Check
5599 t_unconditional first. Improve comment.
5601 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5604 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5605 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5608 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5609 GIMPLE_TRY if cleanup sequence is empty.
5611 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5614 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5615 eliminate IV if the cost are the same.
5617 2008-09-16 Richard Guenther <rguenther@suse.de>
5620 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5623 2008-09-16 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/37508
5626 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5628 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5630 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5632 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5634 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5635 use gen_floatdidf2 directly.
5636 (floatunssidf2): Likewise.
5637 (floatsidf_ppc64_mfpgpr): Remove.
5638 (floatsidf_ppc64): Remove.
5639 (floatunssidf_ppc64): Remove.
5641 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5643 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5644 rather than update_cost_queue.
5646 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5647 in every call starting with the second one, instead of only when
5648 alias_bitmap_obstack.elements != NULL.
5650 * tree-predcom.c (filter_suitable_components): Free all refs in
5651 act->refs vector before calling release_component.
5652 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5654 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5656 * tree-loop-linear.c (linear_transform_loops): Initialize
5657 lambda_obstack only after calling perfect_loop_nest_depth.
5658 Goto free_and_continue instead of just continue for later failures.
5661 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5664 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5666 2008-09-14 Andreas Schwab <schwab@suse.de>
5668 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5670 2008-09-14 Jan Hubicka <jh@suse.cz>
5672 * invoke.texi (-fconserve-stack): Document.
5673 * opts.c (decode_options): Handle conserve_stack.
5674 * common.opt (fconvserve_stack): New.
5676 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5678 * config.host: Add x-aix to host_xmake_file.
5679 * config/rs6000/t-aix52: Do not override LDFLAGS.
5680 * config/rs6000/x-aix: New file.
5682 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5688 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5689 is not recognized as a valid register usage. Allow REG_X to be used
5691 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5692 forces a reload when using a base register.
5694 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5696 * config/i386/cygming-crtend.c (register_frame_ctor): If
5697 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5698 directly with atexit.
5699 (deregister_frame_ctor): Rename to ...
5700 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5701 if !DEFAULT_USE_CXA_ATEXIT.
5703 2008-09-13 Jan Hubicka <jh@suse.cz>
5705 * cgraph.c: Include value-prof.h
5706 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5708 2008-09-13 Jan Hubicka <jh@suse.cz>
5711 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5712 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5713 tree_gen_one_value_profiler, tree_gen_average_profiler,
5714 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5716 2008-09-13 Jan Hubicka <jh@suse.cz>
5718 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5719 too many bytes on misalligned blocks.
5721 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5723 * doc/cfg.texi: Fix some typos.
5724 * doc/extend.texi: Likewise.
5725 * doc/install.texi: Likewise.
5726 * doc/invoke.texi: Likewise.
5727 * doc/rtl.texi: Likewise.
5728 * doc/tree-ssa.texi: Likewise.
5730 2008-09-13 Richard Guenther <rguenther@suse.de>
5733 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5734 gimple stores for memory rhs.
5736 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5738 PR rtl-optimization/37489
5739 * cse.c (fold_rtx): Don't return const_true_rtx for float
5740 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5742 2008-09-13 Jan Hubicka <jh@suse.cz>
5744 PR tree-optimization/37392
5745 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5747 2008-09-13 Martin Jambor <mjambor@suse.cz>
5748 Jan Hubicka <jh@suse.cz>
5750 * cgraph.c (free_edges): New variable.
5751 (NEXT_FREE_EDGE): New macro.
5752 (cgraph_free_edge): New function.
5753 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5754 (cgraph_node_remove_callees): Likewise.
5755 (cgraph_node_remove_callers): Likewise.
5756 (cgraph_create_edge): Reuse edges from the free list. Do not
5757 update uid if doing so.
5758 (cgraph_remove_*_hook): Add free call.
5760 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5762 * ira-color.c (conflict_allocno_vec): Delete.
5763 (update_cost_queue_elem): New structure.
5764 (update_cost_queue): New variable.
5765 (update_cost_queue_tail): Likewise.
5766 (update_cost_queue_elems): Likewise.
5767 (allocno_update_cost_check): Delete.
5768 (initiate_cost_update): Allocate update_cost_queue_elems
5769 instead of allocno_update_cost_check.
5770 (finish_cost_update): Update the free()s accordingly.
5771 (start_update_cost): New function.
5772 (queue_update_cost): Likewise.
5773 (get_next_update_cost): Likewise.
5774 (update_copy_costs_1): Inline into...
5775 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5776 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5777 once we've established they are equal. Don't allocate update
5778 costs if there is nothing to add to them.
5779 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5780 DIVISOR arguments. Use a queue instead of recursive calls;
5781 process all the allocnos in the initial queue, rather than
5783 (assign_hard_reg): Use queue_update_cost instead of
5784 conflict_allocno_vec. Queue coalesced allocnos instead
5785 of calling update_conflict_hard_regno_costs for each one.
5786 Just call update_conflict_hard_regno_costs once for the
5788 (ira_color): Remove conflict_allocno_vec handling.
5790 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5792 PR tree-optimization/37484
5793 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5794 (save_var_name): Same.
5795 (initialize_cloog_names): Same.
5796 (initialize_cloog_names): Same.
5798 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5800 * tree-scalar-evolution.c (set_instantiated_value): Set
5803 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5807 * ira-build.c (common_loop_tree_node_dominator): Remove.
5808 (copy_live_ranges_to_removed_store_destinations): New function.
5809 (regno_top_level_allocno_map): Move to top level from ...
5810 (ira_flattening): ... here. Use
5811 copy_live_ranges_to_removed_store_destinations.
5813 * ira-emit.c (generate_edge_moves): Fix a comment.
5815 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5818 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5819 scratch register after 'set' pattern.
5821 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5823 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5824 information passed to mark_reg_pointer.
5825 * explow.c (force_reg): Likewise.
5827 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5829 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5830 when building for the celledp architecture.
5832 2008-09-12 Richard Guenther <rguenther@suse.de>
5834 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5836 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5838 PR rtl-optimization/37424
5839 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5840 the regnos instead of the addresses.
5842 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5844 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5846 2008-09-11 Richard Guenther <rguenther@suse.de>
5848 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5849 entering the weaker equivalence recording.
5851 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5853 2008-09-11 Jeff Law <law@redhat.com>
5855 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5856 by assign_stack_local on the IRA path for stack slot sharing
5857 as well as the non-IRA path.
5859 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.h: Fix whitespace issues.
5863 2008-09-11 Martin Jambor <mjambor@suse.cz>
5865 * ipa-prop.h (struct ipa_param_flags): Removed.
5866 (struct ipa_param_descriptor): New structure.
5867 (struct ipa_node_params): ipcp_lattices, param_decls and
5868 param_flags moved to ipa_param_description.
5869 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5870 descriptors. Renamed all users.
5871 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5872 changed to access descriptors. Renamed all users.
5873 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5874 to access descriptors. Renamed all users.
5875 * ipa-cp.c (ipcp_init_cloned_node): Call
5876 ipa_initialize_node_params instead of ipa_count_formal_params and
5877 ipa_create_param_decls_array.
5878 (ipcp_analyze_node): Likewise.
5879 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5880 descriptors. Renamed all users.
5881 (ipcp_initialize_node_lattices): Remove allocation.
5882 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5883 ipa_initialize_node_params instead of ipa_count_formal_params and
5884 ipa_create_param_decls_array.
5885 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5886 ipa_populate_param_decls, made static, added parameter info,
5887 renamed mt to node, removed allocation, changed to use
5889 (ipa_count_formal_params): Made static, added parameter info,
5891 (ipa_initialize_node_params): New function.
5892 (ipa_check_stmt_modifications): Changed to use descriptors.
5893 (ipa_detect_param_modifications): Removed allocation, changed to
5895 (ipa_note_param_call): Changed to use descriptors.
5896 (ipa_analyze_params_uses): Removed allocation.
5897 (ipa_free_node_params_substructures): Changed to use descriptors.
5898 (ipa_edge_duplication_hook): Use the unused attribute.
5899 (ipa_node_duplication_hook): Use the unused attribute, changed to
5900 use descriptors, changed to duplicate descriptors.
5902 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5903 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5904 indirect inlining. Made static.
5905 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5906 functions called only once.
5907 (cgraph_decide_recursive_inlining): Don't call
5908 ipa_propagate_indirect_call_infos, pass new_edges to
5909 cgraph_mark_inline_edge instead.
5910 (cgraph_decide_inlining_of_small_functions): Don't call
5911 ipa_propagate_indirect_call_infos, pass new_edges to
5912 cgraph_mark_inline_edge instead.
5913 (cgraph_decide_inlining): Don't call
5914 ipa_propagate_indirect_call_infos.
5915 * ipa-prop.c: Check that vectors are allocated.
5917 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5918 iff a new cgraph edges have been created.
5919 (cgraph_decide_inlining): New variable redo_always_inline.
5920 Flattening and always_inlining loop until callgraph stabilizes.
5921 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5922 true iff new cgraph edges have been created.
5923 (propagate_info_to_inlined_callees): Likewise.
5924 (ipa_propagate_indirect_call_infos): Likewise.
5926 2008-09-11 Richard Guenther <rguenther@suse.de>
5928 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5929 (set_prologue_iterations): Likewise.
5930 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5932 (vect_update_init_of_dr): Likewise.
5933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5935 * fold-const.c (fold_unary): Do not generate calculations
5938 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5940 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5941 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5942 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5944 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5946 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5947 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5948 before finalizing the changes.
5949 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5951 (simplify_truth_ops_using_ranges): New.
5952 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5953 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5954 whether a simplification was made.
5955 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5956 use a switch statement and also call simplify_truth_ops_using_ranges.
5958 2008-09-11 Jan Hubicka <jh@suse.cz>
5960 * ggc-common.c (loc_array): Make static.
5961 * dce.c (rest_of_handle_ud_dce): Free worklist.
5963 2008-09-11 Jan Hubicka <jh@suse.cz>
5965 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5966 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5967 function so we are sure we do not dangle it forever.
5968 * function.c (outer_function_chain, find_function_data): Remove.
5969 (function_context_stack): New.
5970 (push_function_context, pop_function_context): Update.
5971 * function.h (struct function): Remove pointer outer.
5972 (outer_function_chain, find_function_data): Remove.
5973 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5975 2008-09-11 Jan Hubicka <jh@suse.cz>
5978 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5980 2008-09-11 Jan Hubicka <jh@suse.cz>
5982 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5984 2008-09-11 Jan Hubicka <jh@suse.cz>
5986 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5987 (free_var_map_entry): New function.
5988 (redirect_edge_var_map_destroy): Use it.
5990 2008-09-11 Jan Hubicka <jh@suse.cz>
5993 * tree-inline.c (add_lexical_block): Replace with ...
5994 (prepend_lexical_block): ... prepend at begginig.
5995 (remap_blocks): Use it and reverse later.
5996 (expand_call_inline): Use prepend_lexical_block.
5998 2008-09-11 Jan Hubicka <jh@suse.cz>
6000 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6002 2008-09-11 Jan Hubicka <jh@suse.cz>
6004 * function.c (free_after_compilation): Call insn_locators_free.
6005 * cfglayout.c (insn_locators_free): New function.
6006 * rtl.h (insn_locators_free): Declare.
6008 2008-09-11 Jan Hubicka <jh@suse.cz>
6010 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6012 (cond_move_process_if_block): Update call.
6014 2008-09-11 Jan Hubicka <jh@suse.cz>
6016 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6017 * vec.c: Include hashtab.h
6018 (vec_descriptor, ptr_hash_entry): New structures.
6019 (vec_desc_hash, vec_ptr_map): New static variables.
6020 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6021 register_overhead, free_overhead, vec_heap_free): New functions.
6022 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6023 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6024 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6027 2008-09-11 Ira Rosen <irar@il.ibm.com>
6029 PR tree-optimization/37474
6030 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6031 length of load permutation.
6033 2008-09-11 Andreas Schwab <schwab@suse.de>
6035 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6037 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6040 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6041 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6042 simplify_gen_subreg.
6044 2008-09-11 Ira Rosen <irar@il.ibm.com>
6046 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6049 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6052 * gimplify.c (gimplify_body): Call default_rtl_profile.
6055 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6056 instead of tok->val.node if not expanding to something else. Handle
6057 intervening CPP_PADDING tokens.
6058 (altivec_categorize_keyword): Remove unneeded comparisons.
6060 2008-09-10 Richard Guenther <rguenther@suse.de>
6062 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6064 2008-09-10 Richard Guenther <rguenther@suse.de>
6067 * tree-inline.c (insert_init_stmt): Make sure to not
6068 insert invalid gimple stores.
6070 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6072 PR tree-optimization/37388
6073 * toplev.c (process_options): Fail and warn when graphite
6074 flags are used, but the compiler has not been configured
6075 with graphite libraries.
6076 * graphite.c (graphite_transform_loops): Remove printfs
6077 to dump_file for the case when graphite is not available.
6079 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6083 the even element into register.
6084 (ix86_expand_vector_init_general): Don't use
6085 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6086 if we can't move from GPR to SSE register directly.
6088 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6090 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6091 not lose track of the number of NOPs needed. Number of NOPs needed
6092 for sync vs. loads workaround was switched; corrected. Run second
6093 pass for all workarounds. No NOPs needed after call insns. Change
6094 second pass to use find_next_insn_start and find_load helpers in order
6095 to properly detect parallel insns.
6096 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6098 2008-09-10 Jan Hubicka <jh@suse.cz>
6100 * value-prof.c (gimple_ic): Fix tuplification bug.
6101 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6104 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6106 PR tree-optimization/37353
6107 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6108 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6109 calls instead of cond_dead_built_in_calls.
6110 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6111 initalize the vector only before adding first entry. Use VEC_safe_push
6112 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6113 shrink_wrap_conditional_dead_built_in_calls call.
6115 2008-09-10 Ira Rosen <irar@il.ibm.com>
6117 PR tree-optimization/37385
6118 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6119 argument, and use it as a vector type if not NULL.
6120 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6122 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6123 additional argument.
6124 (vectorizable_load): Likewise.
6126 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6128 * config/i386/i386.md (SWI32): New mode iterator.
6129 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6132 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6134 PR rtl-optimization/37435
6135 * caller-save.c (insert_restore, insert_save): Check the mode by
6138 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6141 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6143 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6146 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6148 * doc/invoke.texi (ARM Options): Correct errors in discussion
6149 of -mfloat-abi, -mhard-float, and -msoft-float.
6151 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6152 Jan Hubicka <jh@suse.cz>
6155 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6156 calling gimple_regimplify_operands on it. Iterate over all newly
6157 added statements, not just the last one.
6158 (insert_init_stmt): Insert stmt into seq first, then call
6159 gimple_regimplify_operands on it. Don't create new gimplification
6160 context, nor find referenced vars.
6162 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6165 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6166 to pointer to vector pointer.
6167 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6168 propagate_info_to_inlined_callees): Likewise.
6169 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6170 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6171 ipa_check_create_edge_args.
6172 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6173 argument to pointer to vector pointer.
6174 (cgraph_decide_inlining_of_small_function): Adjust
6175 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6179 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6180 optimizing for size, not speed.
6182 PR rtl-optimization/37408
6183 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6184 if parm is promoted.
6186 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6188 PR tree-optimization/37375
6189 * tree-scalar-evolution.c (scev_info_str): Add field
6191 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6192 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6193 set_instantiated_value): Pass instantiated_below.
6194 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6196 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6197 the definitions are not instantiated.
6199 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6200 (block_before_loop): New.
6201 * tree-data-ref.c (dr_analyze_indices): Update uses of
6203 * graphite.c (block_before_scop): New.
6204 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6205 basic block, not a loop for determining the parameters.
6206 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6208 (idx_record_params, find_params_in_bb, find_scop_parameters,
6209 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6210 to instantiate_scev.
6212 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6214 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6218 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6220 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6221 Check zero freq and increase if necessary.
6223 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6225 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6226 regno is in the right range. Add comments.
6228 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6230 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6232 * mips-tfile.c (copy_object): Cast alloca result to int *.
6233 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6235 Rename class to sclass.
6236 (read_tfile): Cast read_seek return values to proper types.
6237 Cast xcalloc return value to proper type.
6239 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6241 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6242 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6243 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6245 2008-09-09 Jan Hubicka <jh@suse.cz>
6247 * profile.c (is_edge_inconsistent): Add debug output; ignore
6248 negative count on fake edges.
6249 (is_inconsistent): Add debug output.
6251 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6253 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6255 (choose_ready): When first insn is chosen from the ready list, also
6258 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6260 PR rtl-optimization/37360
6261 * haifa-sched.c (max_issue): Do not assert that we never issue more
6262 insns than issue_rate. Add comment.
6264 2008-09-09 Richard Guenther <rguenther@suse.de>
6266 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6267 (verify_types_in_gimple_call): Rename to ...
6268 (verify_gimple_call): ... this. Enhance.
6269 (verify_types_in_gimple_cond): Remove.
6270 (verify_gimple_comparison): New function ...
6271 (verify_types_in_gimple_assign): ... split out from here.
6272 (verify_types_in_gimple_return): Rename to ...
6273 (verify_gimple_return): ... this. Enhance.
6274 (verify_types_in_gimple_switch): Rename to ...
6275 (verify_gimple_switch): ... this. Enhance.
6276 (verify_gimple_goto): New function.
6277 (verify_types_in_gimple_phi): Rename to ...
6278 (verify_gimple_phi): ... this. Enhance.
6279 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6280 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6281 (verify_types_in_gimple_seq_2): Remove cases handled in
6282 verify_types_in_gimple_stmt.
6284 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6286 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6287 (push_multiple_operation, pop_multiple_operation): Set it.
6288 (workaround_rts_anomaly): New function.
6289 (workaround_speculation): New function, broken out of bfin_reorg.
6290 (bfin_reorg): Call the new functions.
6292 2008-09-09 Richard Guenther <rguenther@suse.de>
6296 * gimplify.c (gimplify_conversion): Change conversions of
6297 non-register type to VIEW_CONVERT_EXPRs.
6298 (gimplify_addr_expr): If we need to make the operand
6299 addressable make sure to use a properly initialized
6300 temporary for that so it gets a valid gimple store.
6302 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6304 * function.h (struct function): Add function_start_locus.
6305 * cfgexpand.c (gimple_expand_cfg): Use it.
6306 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6308 2008-09-09 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/37433
6311 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6314 2008-09-09 Richard Guenther <rguenther@suse.de>
6316 PR tree-optimization/37387
6317 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6318 and bits to a common type.
6320 2008-09-09 Nick Clifton <nickc@redhat.com>
6322 * config/v850/v850.md (return): Restore frame size restriction.
6324 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6326 * c-common.c (c_expand_decl): Remove.
6327 * c-common.h (anon_aggr_type_p): Remove prototype.
6328 (DECL_ANON_UNION_ELEMS): Remove.
6329 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6330 * c-decl.c (anon_aggr_type_p): Remove.
6331 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6332 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6333 * langhooks.h (struct lang_hooks): Remove expand_decl.
6334 * langhooks.c (lhd_expand_decl): Remove.
6335 * stmt.c (expand_anon_union_decl): Remove.
6336 * tree.h (expand_anon_union_decl): Remove prototype.
6338 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6341 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6343 * config/avr/avr.md (QISI): Define mode iterator.
6344 (negated_tst<mode>): Redefine as split using mode macro.
6345 (reversed_tstqi): Define insn as reversed compare with zero.
6346 (reversed_tsthi): Ditto.
6347 (reversed_tstsi): Ditto.
6349 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6352 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6353 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6356 * predict.c (optimize_function_for_size_p): Don't segfault if
6358 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6359 tree_swap_operands_p): Don't test cfun != NULL before calling
6360 optimize_function_for_s*_p.
6362 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6364 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6367 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6369 * crx/crx.h (IRA_COVER_CLASSES): Define.
6371 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6374 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6375 even when a stmt has been gimple_modified_p, but after fold_stmt is
6376 not any longer. Remove unneeded may_have_exposed_new_symbols
6379 2008-09-08 Richard Guenther <rguenther@suse.de>
6381 PR tree-optimization/37421
6382 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6385 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6388 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6390 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6393 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6394 * pa-hpux10.h (LINK_SPEC): Likewise.
6395 * pa-hpux11.h (LINK_SPEC): Likewise.
6397 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6399 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6400 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6402 2008-09-07 Helge Deller <deller@gmx.de>
6404 * pa/linux-atomic.c: New file.
6405 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6406 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6408 2008-09-07 Richard Guenther <rguenther@suse.de>
6409 Ira Rosen <irar@il.ibm.com>
6411 PR tree-optimization/36630
6412 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6413 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6415 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6416 Ira Rosen <irar@il.ibm.com>
6418 PR tree-optimization/35642
6419 * config/rs6000/altivec.md (mulv8hi3): Implement.
6421 2008-09-06 Jeff Law <law@redhat.com>
6423 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6425 2008-09-06 Jan Hubicka <jh@suse.cz>
6427 PR tree-optimization/14703
6428 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6430 * passes.c (init_optimization_passes): Recompute inline parameters.
6432 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6434 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6437 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6438 Peter Fuerst <post@pfrst.de>
6440 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6441 * doc/extend.texi: Document __builtin_mips_cache.
6442 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6443 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6444 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6445 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6446 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6447 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6448 (set_push_mips_isas): New variable.
6449 (mips_r10k_cache_barrier): New variable.
6450 (cache): New availability predicate.
6451 (mips_builtins): Add an entry for __builtin_mips_cache.
6452 (mips_build_cvpointer_type): New function.
6453 (MIPS_ATYPE_CVPOINTER): New macro.
6454 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6456 (r10k_simplified_address_p, r10k_simplify_address)
6457 (r10k_uncached_address_p, r10k_safe_address_p)
6458 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6459 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6460 (r10k_insert_cache_barriers): New functions.
6461 (mips_reorg_process_insns): Delete cache barriers after a
6462 branch-likely instruction.
6463 (mips_reorg): Call r10k_insert_cache_barriers.
6464 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6465 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6466 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6467 (mips_cache, r10k_cache_barrier): New define_insns.
6469 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6471 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6472 * ira-color.c (setup_allocno_left_conflicts_num): Use
6473 hard_reg_set_equal_p instead of a comparison with
6474 ira_zero_hard_reg_set.
6475 * ira.c (setup_reg_subclasses): Likewise.
6476 (setup_cover_and_important_classes): Likewise.
6477 (setup_class_translate): Likewise.
6478 (setup_reg_class_intersect_union): Likewise.
6479 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6480 (ira_init_once): Don't initialize them.
6482 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6484 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6486 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6488 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6490 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6492 Improved branch hints, safe hints, and scheduling.
6494 * haifa-sched.c (sched_emit_insn): Define.
6495 * sched-int.h (sched_emit_insn): Add prototype.
6496 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6497 -mhint-max-distance -msafe-hints): Document.
6498 * config/spu/spu.c (spu_flag_var_tracking): New.
6499 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6500 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6501 TARGET_ASM_FILE_START): Define.
6502 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6503 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6504 (spu_emit_branch_hint): Add blocks argument.
6505 (insert_branch_hints, insert_nops): Remove.
6506 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6507 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6508 spu_sched_reorder, asm_file_start): New functions.
6509 (clock_var, spu_sched_length, pipe0_clock,
6510 pipe1_clock, prev_clock_var, prev_priority,
6511 spu_ls_first, prev_ls_clock): New static variables.
6512 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6513 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6514 (nopn_nv): Add a non-volatile version of nop.
6515 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6516 -mhint-max-distance, -msafe-hints): New options.
6518 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6519 Samuel Tardieu <sam@rfc1149.net>
6521 * opts.c (decode_options): Combine nested if statements.
6524 * opts.c (decode_options): Handle more relationships among
6525 unit-at-a-time, toplevel-reorder, and section-anchors.
6527 2008-09-05 David Daney <ddaney@avtrex.com>
6529 * doc/install.texi (--enable-reduced-reflection): Document new option.
6531 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6533 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6535 (constantpool_operand): New.
6536 (move_operand): Disallow sub-word modes for the constant pool.
6537 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6538 (xtensa_secondary_reload_class): Replace with....
6539 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6540 Set icode for sub-word reloads from the constant pool.
6541 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6542 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6543 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6544 * config/xtensa/xtensa-protos.h: Update prototypes.
6546 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6548 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6549 (REG_CLASS_NAMES): Update.
6550 (REG_CLASS_CONTENTS): Update.
6551 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6552 of ALL_REGS for regs 77 and 78.
6553 * function.c (instantiate_virtual_regs_in_insn): Assert that
6554 return value of simplify_gen_subreg is not NULL.
6556 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6558 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6559 (gen_rtvec_v): Fix coding standards.
6561 2008-09-04 Jan Hubicka <jh@suse.cz>
6563 * i386.c (decide_alg): Be more conservative about optimizing for size.
6565 2008-09-04 Ian Lance Taylor <iant@google.com>
6567 * varasm.c (narrowing_initializer_constant_valid_p): New
6569 (initializer_constant_valid_p): Call it.
6571 2008-09-04 Jeff Law <law@redhat.com>
6573 * fold-const.c (native_encode_real): Fix computation of WORDS.
6574 (native_interpret_real): Likewise.
6576 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6578 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6580 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6582 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6583 that the cost is already taken into account in ira-costs.c
6585 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6587 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6588 ira_debug_copies): New.
6589 (ira_bulid): Call print_copies.
6591 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6593 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6596 * config/rs6000/rs6000.c (optimization_options): Remove check of
6597 flag_toplevel_order.
6599 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6601 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6602 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6603 second operand is a reg_imm10_operand.
6604 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6605 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6606 (*seq_<GPR:mode><GPR2:mode>): Rename to
6607 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6609 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6610 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6612 (*sne_<GPR:mode><GPR2:mode>): Rename to
6613 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6616 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6618 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6619 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6620 combining an arithmetic right shift by more than 31 and a
6621 trunction. Don't match for out-of-range shift amounts. Set
6622 attribute mode to <MODE>.
6623 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6624 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6625 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6626 shifts by less than 32.
6627 (extv): Change predicate on first operand to accept registers.
6628 Change predicate of the other operands from immediate_operand to
6629 const_int_operand. Expand exts when source is a register.
6630 (extzv): Change predicate of the constant operands from
6631 immediate_operand to const_int_operand.
6632 (extzv<mode>): Change predicate of the constant operands from
6633 immediate_operand to const_int_operand and no constraint. Also
6635 (*extzv_trunc<mode>_exts): New pattern.
6637 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6639 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6640 * config/mips/mips-protos.h (mask_low_and_shift_p,
6641 mask_low_and_shift_len): Declare.
6642 * config/mips/mips.c (mask_low_and_shift_p,
6643 mask_low_and_shift_len): New functions.
6644 (mips_print_operand): Handle new operand prefix "m".
6645 * config/mips/mips.md (*cins<mode>): New pattern.
6647 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6649 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6650 optimizing for size.
6652 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6654 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6655 regardless of epilogue_completed.
6657 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6660 * ira-lives.c (process_bb_node_lives): Check setjmp.
6662 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6665 * ira-build.c (form_loop_tree): Reverse BB walk.
6666 (create_bb_allocnos): Likewise.
6667 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6668 (mark_reg_store): Rename to...
6669 (mark_ref_live): ...this and take a df_ref argument instead of
6670 note_stores arguments. Assert that we have a register.
6671 (mark_reg_clobber): Delete.
6672 (def_conflicts_with_inputs_p): New function.
6673 (mark_reg_conflicts): Delete.
6674 (mark_reg_death): Rename to...
6675 (mark_ref_dead): ...this and take a df_ref argument instead of
6676 a register. Assert that we have a register.
6677 (process_bb_node_lives): Hoist frequency calculation out of
6678 instruction walk. Convert from a forwards scan to a backwards scan.
6679 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6680 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6681 (create_allocno_live_ranges): Don't create regs_set.
6683 2008-09-04 Ian Lance Taylor <iant@google.com>
6685 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6686 or REG_LABEL_TARGET.
6687 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6688 comparing MODE with MEM.
6689 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6690 comparing with GF_PREDICT_TAKEN.
6691 (gimple_get_lhs): Change code to enum gimple_code.
6692 (gimple_set_lhs): Likewise.
6693 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6694 * omp-low.c (find_omp_clause): Change kind parameter to enum
6696 * tree-flow.h (find_omp_clause): Update declaration.
6697 * regrename.c (clear_dead_regs): Change kind parameter to enum
6699 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6701 * see.c (see_get_extension_data): Change return type to enum
6702 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6703 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6704 (see_gen_normalized_extension): Change extension_code parameter to
6706 (see_seek_pre_extension_expr): Change extension_code to enum
6708 (see_merge_one_def_extension): Likewise.
6709 (see_handle_relevant_defs): Likewise.
6710 (see_handle_relevant_uses): Likewise.
6711 (see_analyze_one_def): Likewise.
6712 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6713 GIMPLE_ASM rather than ASM_EXPR.
6714 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6715 GIMPLE_RETURN rather than RETURN_EXPR.
6716 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6717 (evaluate_stmt): Likewise.
6718 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6719 to enum vect_relevant.
6720 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6721 compare gimple codes with tree codes.
6723 2008-09-04 Paul Brook <paul@codesourcery.com>
6725 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6727 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6729 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6730 pointer check lost in the recent no-unit-at-a-time patch.
6732 2008-09-04 Jan Hubicka <jh@suse.cz>
6735 * tree-switch-conversion.c (check_final_bb): Accept only IP
6738 2008-09-04 Jan Hubicka <jh@suse.cz>
6740 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6742 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6743 using_ranges argument.
6744 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6745 (vrp_visit_cond_stmt): Update call of
6746 vrp_evaluate_conditional_warnv_with_ops
6748 2008-09-04 Jan Hubicka <jh@suse.cz>
6750 PR tree-optimization/37345
6751 PR tree-optimization/37358
6752 PR tree-optimization/37357
6753 * tree.c (build_function_type_skip_args): Build distinct type copy;
6755 (build_function_decl_skip_args): Set type of new decl not orig decl;
6756 clear DECL_VINDEX for methods turned into functions.
6758 2008-09-04 Nick Clifton <nickc@redhat.com>
6760 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6761 * configure: Regenerate.
6762 * config.in: Regenerate.
6763 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6764 alignment field, if it is supported.
6766 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6768 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6771 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6773 * config/rs6000/rs6000.c (processor_target_table): Do not
6774 enable VMX for POWER6.
6776 2008-09-03 Anton Blanchard <anton@samba.org>
6778 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6779 emit memory barrier before operation.
6781 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6784 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6785 default_elf_asm_output_external.
6787 2008-09-03 Jeff Law <law@redhat.com>
6789 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6791 2008-09-03 Richard Henderson <rth@redhat.com>
6793 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6794 memory barrier to below the test-and-set.
6795 (alpha_split_lock_test_and_set_12): Likewise.
6797 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6801 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6804 * ira-color.c (print_loop_title): Use all_allocnos.
6805 (color_pass): Ditto. Don't add border_allocnos. Check that
6806 subloop allocno in the correspdoning bitmap all_allocnos.
6808 * ira-emit.c (change_loop): Use all_allocnos.
6810 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6811 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6812 (create_cap_allocno): Remove setting mentioned_allocnos.
6813 (create_insn_allocnos): Ditto.
6814 (remove_unnecessary_allocnos): Use all_allocnos.
6815 (check_allocno_creation): Check that allocnos are in the
6816 corresponding bitmap all_allocnos.
6818 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6822 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6823 (process_regs_for_copy): Process subregs. Refine check when cost
6824 is taken into account in ira-costs.c.
6825 (process_reg_shuffles): Use REG_SUBREG_P.
6826 (add_insn_allocno_copies): Ditto. Ignore modes.
6828 * ira-color.c (conflict_allocno_vec): New.
6829 (COST_HOP_DIVISOR): New macro.
6830 (update_copy_costs_1): Use it.
6831 (update_conflict_hard_regno_costs): New function.
6832 (assign_hard_reg): Use it.
6833 (ira_color): Allocate and free conflict_allocno_vec.
6835 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6839 * ira-int.h (ira_sort_insn_chain): Remove.
6841 * ira.c (basic_block_order_nums, chain_insn_order,
6842 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6843 (ira): Don't call ira_sort_insn_chain.
6845 * reload1.c (reload): Don't call ira_sort_insn_chain.
6847 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6850 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6851 which become non throw.
6852 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6853 update_call_expr after updating the flags on the decl.
6855 2008-09-03 Jan Hubicka <jh@suse.cz>
6857 PR tree-optimization/37315
6858 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6859 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6860 (cgraph_analyze_functions): Use node->analyzed
6861 (cgraph_mark_functions_to_output): Likewise.
6862 (cgraph_expand_function): All functions can be released after
6864 (cgraph_optimize): Use gimple_has_body_p.
6865 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6866 (cgraph_decide_inlining_incrementally): Likewise.
6867 (inline_transform): Inline transform.
6868 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6870 (inlinable_function_p): Drop gimple_body check.
6871 (expand_call_inline): Use gimple_has_body_p.
6872 * gimple.c (gimple_has_body_p): New.
6873 * gimple.h (gimple_has_body_p): Add prototype.
6874 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6875 (dump_function_to_file): Use gimple_has_body_p check.
6877 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6880 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6882 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6884 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6886 From Michael Frysinger <michael.frysinger@analog.com>
6887 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6888 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6891 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6894 * doc/extend.texi: Document picoChip builtin functions.
6895 * doc/invoke.texi: Document picoChip options.
6896 * doc/contrib.texi: Add picoChip contribution.
6897 * doc/md.texi: Document picoChip constraints.
6898 * config.gcc: Add picochip-*-*.
6899 * config/picochip/: Add new port.
6901 2008-09-03 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/37328
6904 * tree-sra.c (sra_build_assignment): Gimplify properly.
6905 (generate_copy_inout): Take the correct stmt as definition,
6906 remove bogus assert.
6908 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6910 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6913 From Michael Frysinger <michael.frysinger@analog.com>
6914 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6916 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6918 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6919 (__gthread_setspecific): Revert 2008-08-31 change to
6920 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6922 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6924 * diagnostic.c (error_at): New.
6925 * toplev.h (error_at): New prototype.
6926 * c-typeck.c (build_array_ref): Call error_at instead of error.
6927 Pass location to pedwarn.
6929 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6931 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6933 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6935 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6936 VAR_DECL and CONST_DECL.
6938 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6939 Jakub Jelinek <jakub@redhat.com>
6941 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6942 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6943 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6944 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6945 Don't set ix86_save_varrargs_registers.
6946 (ix86_setup_incoming_varargs): Assume cum != NULL.
6947 (ix86_va_start): Check ix86_varargs_gpr_size and
6948 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6949 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6950 from frame pointer if ix86_varargs_gpr_size == 0.
6951 (ix86_compute_frame_layout): Updated.
6952 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6953 (ix86_varargs_gpr_size): Define.
6954 (ix86_varargs_fpr_size): Likewise.
6955 (machine_function): Remove save_varrargs_registers.
6956 Add varargs_gpr_size and varargs_fpr_size.
6958 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6960 * config/alpha/alpha.c (va_list_skip_additions,
6961 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6962 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6965 PR tree-optimization/36766
6966 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6967 for already removed basic blocks.
6970 * real.c (real_maxval): Clear a lower bit to make real_maxval
6971 match get_max_float for IBM long double format.
6973 2008-09-02 Andreas Schwab <schwab@suse.de>
6975 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6976 * configure: Regenerate.
6978 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6980 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6981 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6982 checking for a non-VOID CONSTANT_P.
6984 2008-09-02 Jan Hubicka <jh@suse.cz>
6986 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6987 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6990 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6992 * expr.c (emit_group_store): Don't assert stack temp mode size.
6994 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6995 Tobias Grosser <grosser@fim.uni-passau.de>
6996 Jan Sjodin <jan.sjodin@amd.com>
6997 Harsha Jagasia <harsha.jagasia@amd.com>
6998 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6999 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7000 Adrien Eliche <aeliche@isty.uvsq.fr>
7002 Merge from graphite branch.
7005 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7006 * doc/invoke.texi (-floop-block, -floop-interchange,
7007 -floop-strip-mine): Document new flags.
7008 * tree-into-ssa.c (gimple_vec): Moved...
7009 * tree-loop-distribution.c (rdg_component): Moved...
7010 * cfgloopmanip.c: Include tree-flow.h.
7011 (update_dominators_in_loop): New.
7012 (create_empty_if_region_on_edge): New.
7013 (create_empty_loop_on_edge): New.
7014 (loopify): Use update_dominators_in_loop.
7015 * tree-pass.h (pass_graphite_transforms): Declared.
7016 * configure: Regenerate.
7017 * tree-phinodes.c (make_phi_node): Export.
7018 (add_phi_node_to_bb): New, split from create_phi_node.
7019 * tree-chrec.c (for_each_scev_op): New.
7020 * tree-chrec.h (for_each_scev_op): Declared.
7021 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7022 (remove_statement): Call get_phi_with_result.
7023 * config.in (HAVE_cloog): Undef.
7024 * gdbinit.in (pgg): New.
7025 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7026 * tree-ssa-loop.c (graphite_transforms): New.
7027 (gate_graphite_transforms): New.
7028 (pass_graphite_transforms): New.
7029 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7030 HAVE_cloog): Defined.
7031 * tree-vectorizer.c (rename_variables_in_bb): Export.
7032 * tree-data-ref.c (dr_may_alias_p): Export.
7033 (stmt_simple_memref_p): New.
7034 (find_data_references_in_stmt): Export.
7035 (find_data_references_in_loop): Export.
7036 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7037 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7038 (create_rdg_vertices): Export.
7039 (build_empty_rdg): New.
7040 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7041 * tree-data-ref.h (rdg_component): ... here.
7043 (struct data_reference): Add a field scop.
7045 (find_data_references_in_loop): Declared.
7046 (find_data_references_in_stmt): Declared.
7047 (create_rdg_vertices): Declared.
7048 (dr_may_alias_p): Declared.
7049 (stmt_simple_memref_p): Declared.
7050 (struct rdg_edge): Add a field ddr_p relation.
7051 (build_empty_rdg): Declared.
7052 * lambda.h (lambda_matrix): Declare a VEC of.
7053 (find_induction_var_from_exit_cond): Declared.
7054 (lambda_vector_compare): New.
7055 * common.opt (fgraphite, floop-strip-mine,
7056 floop-interchange, floop-block): New flags.
7057 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7058 * cfgloop.c (is_loop_exit): New.
7059 * cfgloop.h (is_loop_exit): Declared.
7060 (create_empty_if_region_on_edge): Declared.
7061 (create_empty_loop_on_edge): Declared.
7062 * tree-flow.h (add_phi_node_to_bb): Declared.
7063 (make_phi_node): Declared.
7064 (rename_variables_in_bb): Declared.
7065 (perfect_loop_nest_depth): Declared.
7066 (graphite_transform_loops): Declared.
7067 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7068 (graphite.o-warn): Add -Wno-error.
7069 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7070 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7071 (INCLUDES): Add PPLINC, CLOOGINC.
7072 (OBJS-common): Add graphite.o.
7073 (graphite.o): Add rule.
7074 * gimple.h (gimple_vec): ... here.
7075 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7076 * passes.c (init_optimization_passes): Schedule
7077 pass_graphite_transforms.
7079 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7082 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7083 and -fno-toplevel-reorder after handle_options.
7085 2008-09-02 Paul Brook <paul@codesourcery.com>
7087 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7088 (arm_override_options): Set arm_tune_cortex_a9.
7089 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7090 (arm_issue_rate): Handle cortexa9.
7091 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7092 * config/arm/arm-cores.def: Add cortex-a9.
7093 * config/arm/arm-tune.md: Regenerate.
7094 * config/arm/arm.md: Include cortex-a9.md.
7095 (generic_sched, generic_vfp): Add cortexa9.
7096 * config/arm/cortex-a9.md: New file.
7098 2008-09-02 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/37327
7101 * tree-vrp.c (register_new_assert_for): Make sure to not have
7102 TREE_OVERFLOW set on the bound.
7104 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7106 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7108 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7109 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7112 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7114 * gcc/config/spu/spu.md (divdf3): Removed.
7116 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7118 PR tree-optimization/37095
7119 * cgraph.c (cgraph_node): When creating new cgraph node after
7120 assembler_name_hash has been populated, record it in the hash
7123 2008-09-01 Paul Brook <paul@codesourcery.com>
7125 * doc/invoke.texi: Document -mword-relocations.
7126 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7127 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7128 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7129 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7130 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7131 (arm_emit_movpair): New function.
7132 (arm_print_operand <c>): Handle sybolic addresses.
7133 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7134 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7135 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7136 * config/arm/arm.opt: Add -mword-relocations.
7137 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7138 (arm_movt, arm_movw): New.
7140 2008-09-01 Paul Brook <paul@codesourcery.com>
7142 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7143 Allow Interworking on ARMv4 EABI based targets.
7144 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7145 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7147 2008-09-01 Paul Brook <paul@codesourcery.com>
7149 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7150 optimized LT0 test. Remove optimization for GT.
7152 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7154 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7155 openmp applications.
7156 * pa-hpux11.h (LIB_SPEC): Likewise.
7158 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7161 2008-09-01 Jan Hubicka <jh@suse.cz>
7163 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7164 present, use only counts; when guessed use only frequencies.
7165 (estimate_bb_frequencies): Use function_frequency.
7166 * profile.c (compute_branch_probabilities): Exit early when
7167 profile reading failed. Set profile_status.
7168 (branch_prob): Do not set profile_status.
7170 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7172 * tree.c (protected_set_expr_location): New.
7173 * tree.h (protected_set_expr_location): New prototype.
7174 * c-tree.h (build_array_ref): Add argument.
7175 (parser_build_unary_op): Same.
7176 * c-typeck.c (build_indirect_ref): Handle new location argument.
7177 (build_array_ref): Same.
7178 (parser_build_unary_op): Same.
7179 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7181 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7183 * c-common.c (finish_label_address_expr): Handle new location argument.
7184 * c-common.h (build_indirect_ref): Add argument.
7185 (finish_label_address_expr): Same.
7186 * c-parser.c (c_parser_unary_expression): Pass location to build
7188 (c_parser_postfix_expression): Same.
7190 2008-09-01 Paul Brook <paul@codesourcery.com>
7192 * config/arm/arm.md: Include cortex-r4f.md.
7193 (attr fpu): Update type list.
7194 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7195 fconstd, fcmps and fcmpd.
7196 (attr tune_cortexr4): Define.
7197 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7198 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7199 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7200 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7201 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7202 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7203 cortex_a8_vfp_farith: Ditto.
7204 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7205 * config/arm/cortex-r4.md: Use tune_cortexr4.
7206 * config/arm/cortex-r4f.md: New file.
7208 2008-09-01 Richard Guenther <rguenther@suse.de>
7210 PR tree-optimization/37305
7211 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7212 the result of constant conversions.
7213 (fold_gimple_assign): Likewise.
7215 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7217 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7218 #ifdef ENABLE_CHECKING.
7220 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7222 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7223 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7224 when !INSN_SCHEDULING.
7226 2008-09-01 Andreas Schwab <schwab@suse.de>
7228 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7230 2008-09-01 Paul Brook <paul@codesourcery.com>
7232 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7234 2008-09-01 Jan Hubicka <jh@suse.cz>
7236 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7238 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7240 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7241 * gimplify.c (gimplify_init_constructor): Add speed operand.
7242 * tree-sra.c (decide_block_copy): Likewise.
7243 * tree-inline.c (estimate_move_cost): Likewise.
7244 * config/alpha/alpha.h (MOVE_RATIO): Update.
7245 * config/frv/frv.c (MOVE_RATIO): Update.
7246 * config/spu/spu.h (MOVE_RATIO): Update.
7247 * config/sparc/sparc.h (MOVE_RATIO): Update.
7248 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7249 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7250 * config/cris/cris.h (MOVE_RATIO): Update.
7251 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7252 * config/arm/arm.h (MOVE_RATIO): Update.
7253 * config/pa/pa.md: Update uses of MOVE_RATIO
7254 * config/pa/pa.h (MOVE_RATIO): Update.
7255 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7256 CLEAR_RATIO, SET_RATIO): Update.
7257 * config/h8300/h8300.h (MOVE_RATIO): Update.
7258 * config/v850/v850.h (MOVE_RATIO): Update.
7259 * config/bfin/bfin.h (MOVE_RATIO): Update.
7261 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7262 Dmitry Melnik <dm@ispras.ru>
7263 Dmitry Zhurikhin <zhur@ispras.ru>
7264 Alexander Monakov <amonakov@ispras.ru>
7265 Maxim Kuvyrkov <maxim@codesourcery.com>
7267 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7268 sel-sched-dump.c, sel-sched-ir.c: New files.
7269 * Makefile.in (OBJS-common): Add selective scheduling object files.
7270 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7271 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7272 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7273 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7274 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7275 (make_forwarder_block): Update loop latch if we have redirected
7276 the loop latch edge.
7277 * cfgloop.c (get_loop_body_in_custom_order): New function.
7278 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7279 (CP_FALLTHRU_PREHEADERS): Likewise.
7280 (get_loop_body_in_custom_order): Declare.
7281 * cfgloopmanip.c (has_preds_from_loop): New.
7282 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7283 Assert that the preheader edge will be fall thru when it is set.
7284 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7285 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7286 fsel-sched-substitution, fselective-scheduling): New flags.
7287 * cse.c (hash_rtx_cb): New.
7289 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7290 sel_sched_insn_cnt): New counters.
7291 * final.c (compute_alignments): Export. Free dominance
7292 info after loop_optimizer_finalize.
7293 * genattr.c (main): Output maximal_insn_latency prototype.
7294 * genautomata.c (output_default_latencies): New.
7295 Factor its code from ...
7296 (output_internal_insn_latency_func): ... here.
7297 (output_internal_maximal_insn_latency_func): New.
7298 (output_maximal_insn_latency_func): New.
7299 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7300 (struct hard_reg_set_iterator): New.
7301 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7302 hard_reg_set_iter_next): New functions.
7303 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7304 * lists.c (remove_free_INSN_LIST_node,
7305 remove_free_EXPR_LIST_node): New functions.
7306 * loop-init.c (loop_optimizer_init): When
7307 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7308 calling create_preheaders.
7309 (loop_optimizer_finalize): Do not verify flow info after reload.
7310 * recog.c (validate_replace_rtx_1): New parameter simplify.
7311 Default it to true. Update all uses. Factor out simplifying
7313 (simplify_while_replacing): ... this new function.
7314 (validate_replace_rtx_part,
7315 validate_replace_rtx_part_nosimplify): New.
7316 * recog.h (validate_replace_rtx_part,
7317 validate_replace_rtx_part_nosimplify): Declare.
7318 * rtl.c (rtx_equal_p_cb): New.
7319 (rtx_equal_p): Use it.
7320 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7321 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7322 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7323 * vecprim.h: Add a vector type for unsigned int.
7324 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7325 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7326 ready_try, cycle_issued_insns, spec_info): Make global.
7327 (readyp): Initialize.
7328 (dfa_lookahead): New global variable.
7329 (old_max_uid, old_last_basic_block): Remove.
7330 (h_i_d): Make it a vector.
7331 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7333 (after_recovery, adding_bb_to_current_region_p):
7334 New variables to handle correct insertion of the recovery code.
7335 (struct ready_list): Move declaration to sched-int.h.
7336 (rgn_n_insns): Removed.
7337 (rtx_vec_t): Move to sched-int.h.
7338 (find_insn_reg_weight): Remove.
7339 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7340 (haifa_init_h_i_d, haifa_finish_h_i_d):
7341 New functions to initialize / finalize haifa instruction data.
7342 (extend_h_i_d, init_h_i_d): Rewrite.
7343 (unlink_other_notes): Move logic to add_to_note_list. Handle
7344 selective scheduler.
7345 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7346 find_fallthru_edge): Make global, remove static prototypes.
7347 (max_issue): Make global. Add privileged_n and state parameters. Use
7349 (extend_global, extend_all): Removed.
7350 (init_before_recovery): Add new param. Fix the handling of the case
7351 when we insert a recovery code before the EXIT which has a predecessor
7352 with a fallthrough edge to it.
7353 (create_recovery_block): Make global. Rename to
7354 sched_create_recovery_block. Update.
7355 (change_pattern): Rename to sched_change_pattern. Make global.
7356 (speculate_insn): Rename to sched_speculate_insn. Make global.
7357 Split haifa-specific functionality into ...
7358 (haifa_change_pattern): New static function.
7359 (sched_extend_bb): New static function.
7360 (sched_init_bbs): New function.
7361 (current_sched_info): Change type to struct haifa_sched_info.
7362 (insn_cost): Adjust for selective scheduling.
7363 (dep_cost_1): New function. Move logic from ...
7364 (dep_cost): ... here.
7365 (dep_cost): Use dep_cost_1.
7366 (contributes_to_priority_p): Use sched_deps_info instead of
7368 (priority): Adjust to work with selective scheduling. Process the
7369 corner case when all dependencies don't contribute to priority.
7370 (rank_for_schedule): Use ds_weak instead of dep_weak.
7371 (advance_state): New function. Move logic from ...
7372 (advance_one_cycle): ... here.
7373 (add_to_note_list, concat_note_lists): New functions.
7374 (rm_other_notes): Make static. Adjust for selective scheduling.
7375 (remove_notes, restore_other_notes): New functions.
7376 (move_insn): Add two arguments. Update assert. Don't call
7378 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7379 Remove more_issue, max_points. Move the code to initialize
7380 max_lookahead_tries to max_issue.
7381 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7382 ready. Adjust use of move_insn. Call restore_other_notes.
7384 (sched_init, sched_finish): Move Haifa-specific initialization/
7386 (haifa_sched_init, haifa_sched_finish): ... respectively.
7388 (setup_sched_dump): New function.
7389 (haifa_init_only_bb): New static function.
7390 (haifa_speculate_insn): New static function.
7391 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7392 (extend_ready, extend_all): Remove.
7393 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7394 (create_check_block_twin, add_to_speculative_block): Use
7395 haifa_insns_init instead of extend_global. Update to use new
7396 initialization functions. Change parameter. Factor out code from
7397 create_check_block_twin to ...
7398 (sched_create_recovery_edges) ... this new function.
7399 (add_block): Remove.
7400 (sched_scan_info): New.
7401 (extend_bb): Use sched_scan_info.
7402 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7403 static functions for walking through scheduling region.
7404 (sched_luids): New vector variable to replace uid_to_luid.
7405 (luids_extend_insn): New function.
7406 (sched_max_luid): New variable.
7407 (luids_init_insn): New function.
7408 (sched_init_luids, sched_finish_luids): New functions.
7409 (insn_luid): New debug function.
7410 (sched_extend_target): New function.
7411 (haifa_init_insn): New static function.
7412 (sched_init_only_bb): New hook.
7413 (sched_split_block): New hook.
7414 (sched_split_block_1): New function.
7415 (sched_create_empty_bb): New hook.
7416 (sched_create_empty_bb_1): New function.
7417 (common_sched_info, ready): New global variables.
7418 (current_sched_info_var): Remove.
7419 (move_block_after_check): Use common_sched_info.
7420 (haifa_luid_for_non_insn): New static function.
7421 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7422 (increase_insn_priority): New.
7423 * modulo-sched.c (issue_rate): Remove static declaration.
7424 (sms_sched_info): Change type to haifa_sched_info.
7425 (sms_sched_deps_info, sms_common_sched_info): New variables.
7426 (setup_sched_infos): New.
7427 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7428 Do not call regstat_free_calls_crossed.
7429 (sms_print_insn): Use const_rtx.
7430 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7431 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7432 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7433 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7434 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7435 current_sched_info to use it.
7436 (enum reg_pending_barrier_mode): Move to sched-int.h.
7437 (h_d_i_d): New variable. Initialize to NULL.
7438 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7440 (estimate_dep_weak): Remove static declaration.
7441 (sched_has_condition_p): New function. Adjust users of
7442 sched_get_condition to use it instead.
7443 (conditions_mutex_p): Add arguments indicating which conditions are
7445 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7446 argument to indicate whether returned condition is reversed. Do not
7447 generate new rtx when condition should be reversed; indicate it by
7448 setting new argument instead.
7449 (add_dependence_list_and_free): Add deps parameter.
7450 Update all users. Do not free dependence list when
7451 deps context is readonly.
7452 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7454 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7455 (remove_from_deps): New. Use the above functions.
7456 (cur_insn, can_start_lhs_rhs_p): New static variables.
7457 (add_or_update_back_dep_1): Initialize present_dep_type.
7458 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7459 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7460 haifa_note_dep): New functions implementing dependence hooks for
7461 the Haifa scheduler.
7462 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7463 note_dep): New functions.
7464 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7466 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7467 (free_deps): Initialize deps->reg_last.
7468 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7469 sched_analyze_insn): Update to use dependency hooks infrastructure
7470 and readonly contexts.
7471 (deps_analyze_insn): New function. Move part of logic from ...
7472 (sched_analyze): ... here. Also move some logic to ...
7473 (deps_start_bb): ... here. New function.
7474 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7476 (sched_deps_init): New function. Move code from ...
7477 (init_dependency_caches): ... here. Remove.
7478 (init_deps_data_vector): New.
7479 (sched_deps_finish): New function. Move code from ...
7480 (free_dependency_caches): ... here. Remove.
7481 (init_deps_global, finish_deps_global): Adjust for use with
7482 selective scheduling.
7483 (get_dep_weak): Move logic to ...
7484 (get_dep_weak_1): New function.
7485 (ds_merge): Move logic to ...
7486 (ds_merge_1): New static function.
7487 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7488 (ds_get_max_dep_weak): New function.
7489 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7490 (n_insns): Rename to rgn_n_insns.
7491 (debug_ebb_dependencies): New function.
7492 (init_ready_list): Use it.
7493 (begin_schedule_ready): Use sched_init_only_bb.
7494 (ebb_print_insn): Indicate when an insn starts a new cycle.
7495 (contributes_to_priority, compute_jump_reg_dependencies,
7496 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7497 (add_block1): Remove to ebb_add_block.
7498 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7499 (schedule_ebb): Initialize them. Use remove_notes instead of
7500 rm_other_notes. Use haifa_local_init/finish.
7501 (schedule_ebbs): Use haifa_sched_init/finish.
7502 * sched-int.h: Include vecprim.h, remove rtl.h.
7503 (struct ready_list): Delete declaration.
7504 (sched_verbose_param, enum sched_pass_id_t,
7505 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7506 (struct sched_scan_info_def): New structure.
7507 (sched_scan_info, sched_scan, sched_init_bbs,
7508 sched_init_luids, sched_finish_luids, sched_extend_target,
7509 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7510 (struct common_sched_info_def): New.
7511 (common_sched_info, haifa_common_sched_info,
7512 sched_emulate_haifa_p): Declare.
7514 (sched_luids): Declare.
7515 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7516 (sched_max_luid, insn_luid): Declare.
7517 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7518 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7519 print_insn, print_pattern, print_value, haifa_classify_insn,
7520 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7521 setup_sched_dump, sched_init, sched_finish,
7522 sel_insn_is_speculation_check): Export.
7523 (struct ready_list): Move from haifa-sched.c.
7524 (ready_try, ready, max_issue): Export.
7525 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7526 sched_init_only_bb, sched_split_block, sched_split_block_1,
7527 sched_create_empty_bb, sched_create_empty_bb_1,
7528 sched_create_recovery_block, sched_create_recovery_edges): Export.
7529 (enum reg_pending_barrier_mode): Export.
7530 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7532 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7533 print_insn field. Move add_block and fix_recovery_cfg to
7534 common_sched_info_def. Move compute_jump_reg_dependencies,
7536 (struct sched_deps_info_def): ... this new structure.
7537 (sched_deps_info): Declare.
7538 (struct spec_info_def): Remove weakness_cutoff, add
7539 data_weakness_cutoff and control_weakness_cutoff.
7540 (spec_info): Declare.
7541 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7543 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7544 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7545 (current_sched_info): Change type to struct haifa_sched_info.
7546 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7547 (h_d_i_d): New variable.
7548 (HDID): New accessor macro.
7549 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7550 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7552 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7553 (enum SCHED_FLAGS): Update for selective scheduler.
7554 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7555 (init_dependency_caches, free_dependency_caches): Delete declarations.
7556 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7557 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7558 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7559 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7560 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7562 (rm_other_notes): Delete declaration.
7563 (schedule_block): Remove one argument.
7564 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7565 ready_element, ready_lastpos, sched_extend_ready_list,
7566 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7567 concat_note_lists): Export.
7568 (struct region): Move from sched-rgn.h.
7569 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7570 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7571 BLOCK_TO_BB, CONTAINING_RGN): Export.
7572 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7573 (current_nr_blocks, current_blocks, target_bb): Likewise.
7574 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7575 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7576 sched_rgn_local_init, extend_regions,
7577 rgn_make_new_region_out_of_new_block, compute_priorities,
7578 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7579 extend_rgns, deps_join rgn_setup_common_sched_info,
7580 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7581 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7582 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7583 increase_insn_priority): Likewise.
7584 * sched-rgn.c: Include sel-sched.h.
7585 (ref_counts): New static variable. Use it ...
7586 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7587 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7588 (sched_is_disabled_for_current_region_p): Delete static declaration.
7589 (struct region): Move to sched-int.h.
7590 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7591 ebb_head): Define and initialize.
7592 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7593 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7594 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7596 (find_single_block_region): Add new argument to indicate that EBB
7597 regions should be constructed.
7598 (debug_live): Delete declaration.
7599 (current_nr_blocks, current_blocks, target_bb):
7600 Remove static qualifiers.
7601 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7603 (init_regions): Delete declaration.
7604 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7605 rgn_estimate_number_of_insns): New.
7606 (too_large): Use estimate_number_of_insns.
7607 (haifa_find_rgns): New. Move the code from ...
7608 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7609 (free_trg_info): New.
7610 (compute_trg_info): Allocate candidate tables here instead of ...
7611 (init_ready_list): ... here.
7612 (rgn_print_insn): Use const_rtx.
7613 (contributes_to_priority, extend_regions): Delete static declaration.
7614 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7615 (add_block1): Rename to rgn_add_block.
7616 (debug_rgn_dependencies): Delete static qualifier.
7617 (new_ready): Use sched_deps_info. Simplify.
7618 (rgn_common_sched_info, rgn_const_sched_deps_info,
7619 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7621 (region_sched_info): Rename to rgn_const_sched_info.
7622 (deps_join): New, extracted from ...
7623 (propagate_deps): ... here.
7624 (compute_block_dependences, debug_dependencies): Update for selective
7626 (free_rgn_deps, compute_priorities): New functions.
7627 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7628 sched_rgn_compute_dependencies): New functions.
7629 (schedule_region): Use them.
7630 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7631 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7633 (schedule_insns): Call new functions that were split out.
7634 (rgn_make_new_region_out_of_new_block): New.
7635 (get_rgn_sched_max_insns_priority): New.
7636 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7637 scheduling when appropriate.
7638 * sched-vis.c: Include insn-attr.h.
7639 (print_value, print_pattern): Make global.
7640 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7641 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7642 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7643 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7644 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7645 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7646 hooks. Initialize them to 0.
7647 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7648 * target.h (struct gcc_target): Add them. Rename gen_check field to
7650 * flags.h (sel_sched_switch_set): Declare.
7651 * opts.c (sel_sched_switch_set): New variable.
7652 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7653 pipelining is disabled from command line.
7654 (common_handle_option): Record whether selective scheduling is
7655 requested from command line.
7656 * doc/invoke.texi: Document new flags and parameters.
7657 * doc/tm.texi: Document new target hooks.
7658 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7660 (dfa_state_size): Do not declare locally.
7661 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7662 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7663 rs6000_alloc_sched_context, rs6000_set_sched_context,
7664 rs6000_free_sched_context): New functions.
7665 (struct _rs6000_sched_context): New.
7666 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7668 (rs6000_sched_finish): Do not run for selective scheduling.
7670 2008-08-31 Jan Hubicka <jh@suse.cz>
7672 * frv.c (frv_rtx_costs): Update forward declaration.
7673 * spu.c (spu_rtx_costs): Likewise.
7674 * pdp11.c: Include df.h
7675 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7676 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7677 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7678 * iq2000.c (iq2000_address_cost): Add speed argument.
7679 (iq2000_rtx_costs): Likewise.
7680 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7681 update call of mn10300_address_cost.
7682 * mcore.c: Include df.h
7683 (mcore_rtx_costs): Update prototype.
7684 * score3.c: Include df.h
7685 (score3_rtx_costs): Remove speed argument.
7686 * score7.c: Include df.h
7687 (score7_address_cost): Remove speed argument.
7688 * score-protos.h (score_address_cost): Update prototype.
7689 * score.c: Include df.h
7690 (score_rtx_costs): Update call of costs functions.
7691 * v850.c (v850_rtx_costs): Add bool argument.
7693 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7695 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7697 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7699 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7700 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7702 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7704 * mkmap-flat.awk: Add option pe_dll.
7705 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7706 * config/i386/t-cygwin (SHLIB_LC): Add.
7707 * config/i386/t-mingw32 (SHLIB_LC): Add.
7708 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7709 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7710 (LINK_SPEC): Support libgcc_s.
7711 (LIBGCC_SPEC): Support libgcc_s.
7712 (LIBGCC_SONAME): New.
7714 2008-08-31 Jan Hubicka <jh@suse.cz>
7716 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7717 mistakely had old version of patch.
7719 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7720 (ipcp_estimate_growth): New.
7721 (ipcp_insert_stage): Use ipcp_estimate_growth.
7722 * profile.c (branch_prob): When reading failed, do not consider
7725 2008-08-31 Jan Hubicka <jh@suse.cz>
7727 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7728 loop is optimized for speed.
7730 2008-08-31 Richard Guenther <rguenther@suse.de>
7733 * fold-const.c (fold_binary): Retain conversions in folding
7736 2008-08-31 Jan Hubicka <jh@suse.cz>
7738 * postreload-gcse.c (eliminate_partially_redundant_loads):
7739 Use optimize_bb_for_size_p.
7740 * predict.c (maybe_hot_frequency_p): Make inline.
7741 (maybe_hot_count_p): Break out from ...
7742 (maybe_hot_bb_p): ... this one.
7743 (maybe_hot_edge_p): Simplify.
7744 * basic-block.h (probably_cold_bb_p): Remove.
7746 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7749 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7751 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7752 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7753 Also split V4SFmode.
7754 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7757 2008-08-31 Jan Hubicka <jh@suse.cz>
7759 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7761 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7763 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7766 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7769 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7770 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7772 2008-08-31 Jan Hubicka <jh@suse.cz>
7774 * sparc.h (BRANCH_COST): Fix macro definition.
7775 * avr.c (avr_operand_rtx_cost): Add speed argument.
7776 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7778 2008-08-31 Richard Guenther <rguenther@suse.de>
7780 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7781 types instead of operands. Re-instantiate verifying of
7782 binary expression operands.
7784 2008-08-30 Jan Hubicka <jh@suse.cz>
7786 * fwprop.c (should_replace_address): Add speed attribute.
7787 (PR_OPTIMIZE_FOR_SPEED): New flag.
7788 (propagate_rtx_1): Use it.
7789 (propagate_rtx): Set it.
7790 (try_fwprop_subst): Update call of rtx_costs.
7791 (forward_propagate_and_simplify): LIkewise.
7792 * hooks.c (hook_int_rtx_bool_0): New
7793 (hook_bool_rtx_int_int_intp_false): Replace by ...
7794 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7795 * hooks.h (hook_int_rtx_bool_0): New
7796 (hook_bool_rtx_int_int_intp_false): Replace by ...
7797 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7798 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7799 (prepare_cmp_insn): UPdate call of rtx_cost.
7800 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7801 (reload_cse_simplify_operands): Update call of rtx_cost.
7802 (reload_cse_move2add): call of rtx_cost.
7803 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7804 * rtlanal.c (rtx_cost): Add speed argument.
7805 (address_cost): Add speed argument
7806 (default_address_cost): Likewise.
7807 (insn_rtx_cost): Likewise.
7808 * cfgloopanal.c (seq_cost): Add speed argument.
7809 (target_reg_cost, target_spill_cost): Turn to array.
7810 (init_set_costs): Update for speed.
7811 (estimate_reg_pressure_cost): Add speed argument.
7812 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7813 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7814 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7815 (seq_cost): Add speed argument.
7816 (computation_cost): Add speed arugment.
7817 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7818 (force_expr_to_var_cost): Update for profile info.
7819 (force_var_cost): Likewise.
7820 (split_address_cost): Likewise.
7821 (ptr_difference_cost): Likewise.
7822 (difference_cost): Likewise.
7823 (get_computation_cost_at): Likewise.
7824 (determine_iv_cost): Likewise.
7825 (ivopts_global_cost_for_size): Likewise.
7826 (rewrite_use_address): Likewise.
7827 (tree_ssa_iv_optimize_loop): Initialize speed field.
7828 * cse.c (optimize_this_for_speed_p): New static var.
7829 (notreg_cost): Update call of rtx_cost.
7830 (cse_extended_basic_block): set optimize_this_for_speed_p.
7831 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7832 (noce_try_cmove_arith): Likewise.
7833 (noce_try_sign_mask): LIkewise.
7834 * expr.c (compress_float_constant): Update rtx_cost calls.
7835 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7837 (addr_to_parts): Likewise.
7838 (create_mem_ref): Likewise.
7839 * dse.c (find_shift_sequence): Add speed argument.
7840 (replace_read): Update call.
7841 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7842 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7843 * neg_cost, shift_cost, shiftadd_cost,
7844 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7845 mul_highpart_cost): Increase dimension.
7846 (init_expmed): Initialize for both size and speed.
7847 (expand_shift): Use profile.
7848 (synth_mult): Use profile.
7849 (choose_mult_variant): Use profile.
7850 (expand_mult): Use profile.
7851 (expand_mult_highpart_optab): Use profile.
7852 (expand_mult_highpart): Use profile.
7853 (expand_smod_pow2): Use profile.
7854 (expand_divmod): Use profile.
7855 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7857 * loop-invariant.c (create_new_invariant): Use profile.
7858 (gain_for_invariant): Add speed parameter.
7859 (best_gain_for_invariant): Likewise.
7860 (find_invariants_to_move): Likewise.
7861 (move_single_loop_invariants): Set it.
7862 * target-def.h (TARGET_RTX_COSTS): Use hook.
7863 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7864 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7865 * output.h (default_address_cost): Update prototype.
7866 * combine.c (optimize_this_for_speed_p): New static var.
7867 (combine_validate_cost): Update call of rtx_cost.
7868 (combine_instructions): Set optimize_this_for_speed_p.
7869 (expand_compound_operation): Update call of rtx_cost.
7870 (make_extraction):Update call of rtx_cost.
7871 (force_to_mode):Update call of rtx_cost.
7872 (distribute_and_simplify_rtx):Update call of rtx_cost.
7873 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7874 (estimate_reg_pressure_cost): Update prototype.
7875 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7876 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7878 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7879 (alpha_rtx_costs): Update.
7880 * config/frv/frv.c (frv_rtx_costs): Update.
7881 * config/s390/s390.c (s390_rtx_costs): Update.
7882 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7883 (m32c_rtx_costs): Update.
7884 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7885 (spu_rtx_costs): Update.
7886 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7887 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7888 * config/i386/i386.c (:ix86_address_cost): Update.
7889 (ix86_rtx_costs): Update.
7890 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7891 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7892 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7893 * config/crx/crx.c (crx_address_cost): Update.
7894 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7895 * config/stormy16/stormy16.c
7896 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7897 * config/m68hc11/m68hc11.c
7898 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7899 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7900 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7902 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7904 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7905 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7906 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7907 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7908 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7909 (mcore_rtx_costs): update.
7910 * config/score/score3.c (score3_rtx_costs): Update.
7911 * config/score/score7.c (score7_rtx_costs): Update.
7912 * config/score/score3.h (score3_rtx_costs):Update.
7913 * config/score/score7.h (score7_rtx_costs): Update.
7914 * config/score/score.c (score_rtx_costs): Update.
7915 * config/arm/arm.c (arm_address_cost): Update.
7916 (arm_rtx_costs_1): Update.
7917 (arm_rtx_costs_1): Update.
7918 (arm_size_rtx_costs): Update.
7919 (arm_size_rtx_costs): Update.
7920 (arm_size_rtx_costs): Update.
7921 (arm_xscale_rtx_costs): Update.
7922 (arm_thumb_address_cost): Update.
7923 * config/pa/pa.c (hppa_address_cost): Update.
7924 * config/mips/mips.c (mips_rtx_costs): Update.
7925 * config/vax/vax.c (vax_address_cost): Update.
7926 * config/h8300/h8300.c (h8300_shift_costs): Update.
7927 (h8300_rtx_costs): Update.
7928 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7929 (v850_rtx_costs): Update.
7930 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7931 * config/bfin/bfin.c
7932 (bfin_address_cost): Update.
7933 (bfin_rtx_costs): Update.
7934 * stmt.c (lshift_cheap_p): Update.
7936 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7939 * expmed.c (extract_bit_field_1): Check the mode size to make
7940 sure the vector modes have the same size.
7942 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7944 * dojump.c (top level): Include basic-block.h to declare
7945 optimize_insn_for_speed_p
7947 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7949 * opts.h (CL_SAVE): New option class for marking options that are
7950 target specific options usable in the target attribute.
7951 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7953 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7954 can easily find the target specific options that are safe to use
7955 in the attribute or pragma.
7957 * attribs.c (decl_attributes): Change #pragma GCC option to
7958 #pragma GCC target, and attribute((option(...))) to
7959 attribute((target(...))).
7961 * doc/extend.texi (target attribute): Change from option
7962 attribute. Delete push/pop/reset.
7963 (#pragma GCC target): Change from #pragma GCC option. Delete
7965 (#pragma GCC push_options): Document new pragma.
7966 (#pragma GCC pop_options): Document new pragma.
7967 (#pragma GCC reset_options): Document new pragma.
7969 * targhooks.c (default_target_option_valid_attribute_p): Add
7970 warning about port not supporting target attributes.
7971 (default_target_option_pragma_parse): New function, warn about
7972 #pragma GCC target not being supported.
7974 * targhooks.h (default_target_option_pragma_parse): Add
7977 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7978 TI_CURRENT_OPTION_PRAGMA.
7979 (current_target_pragma): Rename from current_option_pragma.
7981 * target.h (struct target_option): Delete booleans for changing
7982 the optimization level on hot/cold functions. Change signature of
7983 pragma_parse hook to take a second tree.
7985 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7987 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7988 that the declaration is done at global scope.
7990 * langhooks.c (add_builtin_function_common): Move most of the code
7991 from add_builtin_function here, calling the hook passed in.
7992 (add_builtin_function): Call add_builtin_function_common with
7993 standard builtin hook.
7994 (add_builtin_function_ext_scope): New function to add builtins to
7997 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7999 (add_builtin_function_ext_scope): Add declaration.
8001 * c-pragma.c (handle_pragma_target): Rename from
8002 handle_pragma_option, #pragma GCC option is now #pragma GCC
8003 target. Move warning about port not supporting target options to
8004 default pragma parse hook. Remove push/pop/reset from this
8006 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8007 (option_stack): Delete static variable.
8008 (optimize_stack): Ditto.
8009 (optons_stack): New stack of saved target and optimization
8011 (handle_pragma_push_options): New function to handle pushing both
8012 target and optimization options.
8013 (handle_pragma_pop_options): New function to handle popping both
8014 target and optimization options.
8015 (handle_pragma_reset_options): New function to handle resetting
8016 both target and optimization options to their initial state.
8017 (init_pragma): Rename handle_pragma_option to
8018 handle_pragma_target. Add support for push_options, pop_options,
8019 and reset_options pragmas.
8021 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8022 default_target_option_pragma_parse.
8023 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8024 default_target_option_valid_attribute_p.
8025 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8026 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8027 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8028 optimization level on hot/cold functions.
8030 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8031 if the caller and callee have different optimization levels.
8033 * c-common.c (handle_target_attribute): Rename from
8034 handle_option_attribute, attribute((option(...))) is now
8035 attribute((target(...))). Move warning if the port does not
8036 support target attributes to the default hook.
8037 (handle_hot_attribute): Delete code to change the optimization
8038 level of hot functions.
8039 (handle_cold_attribute): Ditto.
8041 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8042 argument that is the binary tree options to use if there are no
8043 arguments. Call ix86_valid_target_attribute_tree instead of
8044 ix86_valid_option_attribute_tree.
8045 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8046 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8047 ix86_pragma_option_parse.
8049 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8050 Rename from ix86_valid_option_attribute_tree.
8052 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8053 new builtins when the ISA changes.
8054 (ix86_valid_target_attribute_tree): Rename from
8055 ix86_valid_option_attribute_tree. Change callers. If the
8056 function specified optimization options, use those as the starting
8057 point before setting up the target attributes. If the
8058 optimization options were changed in the course of setting the
8059 target attributes, record the new optimization options.
8060 (ix86_valid_target_attribute_tree_inner_p): Rename from
8061 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8062 ix86_add_new_builtins if the ISA changed.
8063 (ix86_valid_target_attribute_p): Rename from
8064 ix86_valid_option_attribute_p. Change callers.
8065 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8066 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8067 as delayed builtin functions.
8068 (struct builtin_isa): New structure to record builtin functions
8069 that should be delayed until the ISA for that function is used.
8070 (ix86_builtins_isa): Change from int to struct to track builtin
8071 functions we want to declare at some point.
8072 (def_builtin): If the front end can delay defining the builtin
8073 functions, don't create builtins for ISAs not part of the default
8075 (def_builtin_const): Ditto.
8076 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8077 __builtin_ia32_pcmov_v2di to be different builtin functions.
8078 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8079 a structure instead of an int.
8080 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8081 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8082 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8083 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8085 * config/ia64/ia64.h
8086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8089 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8090 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8091 (LANG_HOOKS_INITIALIZER): Add
8092 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8094 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8097 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8098 the reload address with the index register for SFmode
8099 access with a displacement.
8101 2008-08-30 Jan Hubicka <jh@suse.cz>
8103 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8104 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8105 * dojump.c (do_jump): Likewise.
8106 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8107 (note-if_info): Add BRANCH_COST.
8108 (noce_try_store_flag_constants, noce_try_addcc,
8109 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8110 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8111 find_if_case_2): Use computed branch cost.
8112 * expr.h (BRANCH_COST): Update default.
8113 * predict.c (predictable_edge_p): New function.
8114 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8115 Update BRANCH_COST call.
8116 * basic-block.h (predictable_edge_p): Declare.
8117 * config/alpha/alpha.h (BRANCH_COST): Update.
8118 * config/frv/frv.h (BRANCH_COST): Update.
8119 * config/s390/s390.h (BRANCH_COST): Update.
8120 * config/spu/spu.h (BRANCH_COST): Update.
8121 * config/sparc/sparc.h (BRANCH_COST): Update.
8122 * config/m32r/m32r.h (BRANCH_COST): Update.
8123 * config/i386/i386.h (BRANCH_COST): Update.
8124 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8126 * config/sh/sh.h (BRANCH_COST): Update.
8127 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8128 * config/avr/avr.h (BRANCH_COST): Update.
8129 * config/crx/crx.h (BRANCH_COST): Update.
8130 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8131 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8132 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8133 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8134 * config/ia64/ia64.h (BRANCH_COST): Update.
8135 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8136 * config/arc/arc.h (BRANCH_COST): Update.
8137 * config/score/score.h (BRANCH_COST): Update.
8138 * config/arm/arm.h (BRANCH_COST): Update.
8139 * config/pa/pa.h (BRANCH_COST): Update.
8140 * config/mips/mips.h (BRANCH_COST): Update.
8141 * config/vax/vax.h (BRANCH_COST): Update.
8142 * config/h8300/h8300.h (BRANCH_COST): Update.
8143 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8144 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8145 * doc/tm.texi (BRANCH_COST): Update.
8147 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8150 * config/arm/arm.c (arm_optimization_options): Set
8151 flag_section_anchors to 2 instead of 1 to distinguish it from
8152 -fsection-anchors given explicitely on the command line.
8154 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8156 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8157 final insn of a split.
8159 2008-08-30 Jan Hubicka <jh@suse.cz>
8161 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8162 optimized for speed.
8163 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8164 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8165 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8166 flag_gcse_after_reload_set): New static vars.
8167 (common_handle_option): Enable those flags for profile-use.
8168 (decode_options): Remove optimize_size flags that are handled
8169 on higher granuality.
8170 * tree-vectorizer.c (vectorize_loops): Use
8171 optimize_loop_nest_for_speed_p.
8172 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8173 * tree-predcom.c (tree_predictive_commoning): Use
8174 optimize_loop_for_speed_p.
8175 * varasm.c (assemble_start_function): Use
8176 optimize_function_for_speed_p.
8177 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8178 * predict.c (optimize_loop_for_speed_p): Fix walk.
8180 2008-08-30 Jan Hubicka <jh@suse.cz>
8182 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8184 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8185 profile presence locally.
8187 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8190 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8191 versions before 4.0.
8193 2008-08-29 Jan Hubicka <jh@suse.cz>
8195 * tree-inline.c (insert_init_stmt): Insert sequence even when
8198 2008-08-29 Jeff Law <law@redhat.com>
8200 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8201 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8202 location and class is an FP register.
8204 2008-08-29 Jan Hubicka <jh@suse.cz>
8206 * see.c (see_merge_one_def_extension): Silence used uninitialized
8208 * matrix-reorg.c (check_allocation_function): Likewise.
8209 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8211 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8214 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8215 compute new & and | in type rather than TREE_TYPE (arg0).
8217 * dwarf2out.c (fortran_common): Update comment.
8218 (gen_variable_die): Swap com_die and var_die variables in Fortran
8219 COMMON block handling code.
8221 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8223 * dwarf2out.c (gen_const_die): New function.
8224 (size_of_die, value_format, output_die): Output larger
8225 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8226 (native_encode_initializer): New function.
8227 (tree_add_const_value_attribute): Call it.
8228 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8230 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8231 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8232 TREE_THIS_VOLATILE to add_type_attribute.
8234 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8236 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8239 * dwarf2out.c (loc_by_reference): New function.
8240 (add_location_or_const_value_attribute): Use it.
8243 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8244 as DW_TAG_variable children of DW_TAG_common_block rather than
8245 DW_TAG_member children. Put DW_AT_external to individual
8246 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8248 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8249 loc_descriptor_from_tree_1.
8253 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8254 arguments to imported_module_or_decl.
8255 (debug_nothing_tree_tree): Removed.
8256 (debug_nothing_tree_tree_tree_bool): New prototype.
8257 * debug.c (do_nothing_debug_hooks): Adjust.
8258 (debug_nothing_tree_tree): Removed.
8259 (debug_nothing_tree_tree_tree_bool): New function.
8260 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8261 (gen_variable_die): Put all common vars for the
8262 same COMMON block under one DW_TAG_common_block.
8263 (declare_in_namespace): Return new context_die, for Fortran
8264 return the module DIE instead of adding extra declarations into
8266 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8267 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8268 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8270 (dwarf2out_global_decl): Don't skip Fortran global vars.
8271 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8272 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8273 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8274 DW_TAG_imported_declaration as child of previous
8275 DW_TAG_imported_module.
8276 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8277 * sdbout.c (sdb_debug_hooks): Likewise.
8278 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8280 2008-08-29 Jan Hubicka <jh@suse.cz>
8282 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8284 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8285 * ipa-cp.c (n_cloning_candidates): New static variable.
8286 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8287 (ipcp_print_all_lattices): Improve debug output.
8288 (ipcp_cloning_candidate_p): New function.
8289 (ipcp_initialize_node_lattices): Use it.
8290 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8291 (ipcp_propagate_stage): Prettier debug output.
8292 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8293 (ipcp_print_all_structures): Remove.
8294 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8295 (ipcp_insert_stage): Prettier debug output; call
8296 cgraph_remove_unreachable_nodes before propagating.
8297 (pass_ipa_cp): Schedule function removal pass.
8298 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8300 (cgraph_maybe_hot_edge_p): Move to ...
8301 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8302 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8303 (common_handle_option): Set them; enable ipa-cp when profiling.
8304 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8305 (ipa_print_all_jump_functions): Likewise.
8306 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8307 (ipa_print_node_params, ipa_print_all_params): New.
8308 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8309 ipa_print_all_param_flags): Remove.
8310 (ipa_print_node_params, ipa_print_all_params): New.
8312 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8314 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8315 change from 2008-04-03.
8316 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8318 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8321 * ira-color.c (push_allocnos_to_stack): Truncate
8322 removed_splay_allocno_vec.
8324 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8327 * ira-color (ira_fast_allocation): Don't assign hard registers to
8330 2008-08-29 Jan Hubicka <jh@suse.cz>
8333 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8334 for cold internal loops.
8336 2008-08-29 Richard Guenther <rguenther@suse.de>
8338 * tree-ssa-structalias.c (create_variable_info_for): Do not
8339 create fields for heap vars or vars with a noalias state.
8340 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8343 2008-08-29 Richard Guenther <rguenther@suse.de>
8345 * common.opt (ftree-store-ccp): Mark as preserved for
8346 backward compatibility.
8347 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8348 * tree-pass.h (pass_store_ccp): Remove.
8349 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8350 (first_vdef): Remove declaration.
8351 (get_value_loaded_by): Likewise.
8352 * tree-ssa-ccp.c (do_store_ccp): Remove.
8353 (get_default_value): Simplify as do_store_ccp is always false
8354 now. Do not initialize mem_ref.
8355 (set_value_varying): Likewise.
8356 (canonicalize_float_value): Likewise.
8357 (set_lattice_value): Likewise.
8358 (likely_value): Likewise.
8359 (surely_varying_stmt_p): Likewise.
8360 (ccp_initialize): Likewise.
8361 (ccp_lattice_meet): Likewise.
8362 (ccp_visit_phi_node): Likewise.
8363 (ccp_fold): Likewise.
8364 (evaluate_stmt): Likewise.
8365 (visit_assignment): Likewise.
8366 (ccp_visit_stmt): Likewise.
8367 (execute_ssa_ccp): Fold into ...
8368 (do_ssa_ccp): ... this.
8369 (do_ssa_store_ccp): Remove.
8370 (gate_store_ccp): Likewise.
8371 (pass_store_ccp): Likewise.
8372 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8374 * tree-ssa-propagate.c (first_vdef): Remove.
8375 (get_value_loaded_by): Likewise.
8376 (replace_vuses_in): Likewise.
8377 (substitute_and_fold): Do not call replace_vuses_in.
8378 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8380 2008-08-29 Richard Guenther <rguenther@suse.de>
8383 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8384 PARAM_NOALIAS tags with is_heapvar.
8385 * tree-ssa-operands.c (access_can_touch_variable): Offset
8386 based tests do not apply for heapvars. Fix offset test.
8388 2008-08-29 Jan Hubicka <jh@suse.cz>
8390 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8391 (-fipa-cp-clone): Enabled by default at -O3.
8392 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8393 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8395 2008-08-29 Jan Hubicka <jh@suse.cz>
8397 * tree.c (build_function_type_skip_args,
8398 build_function_decl_skip_args): New functions.
8399 * tree.h (build_function_type_skip_args,
8400 build_function_decl_skip_args): Declare.
8401 * gimple.c (giple_copy_call_skip_args): New function.
8402 (giple_copy_call_skip_args): Declare.
8404 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8405 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8406 (ipcp_node_modifiable_p): ... this one; use
8407 tree_versionable_function_p.
8408 (ipcp_create_replace_map): Improve debug output.
8409 (ipcp_need_redirect_p): Return false when not clonning.
8410 (ipcp_update_callgraph): Skip args.
8411 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8413 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8414 (save_inline_function_body): Update call of tree_function_versioning.
8415 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8416 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8418 (tree_function_versioning): Likewise.
8419 * tree-inline.h (tree_function_versioning): Update prototype.
8421 2008-08-29 Jan Hubicka <jh@suse.cz>
8423 * loop-unswitch.c (unswitch_single_loop): Use
8424 optimize_loop_for_speed_p.
8425 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8426 Use optimize_function_for_size_p.
8427 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8428 * postreload-gcse.c (eliminate_partially_redundant_load):
8429 Use optimize_bb_for_size_p.
8430 * value-prof.c (gimple_divmod_fixed_value_transform,
8431 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8432 gimple_stringops_transform): Use optimize_bb_for_size_p.
8433 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8434 * final.c (compute_alignments): Use optimize_function_for_size_p.
8435 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8436 (fold_builtin_strcpy, fold_builtin_fputs): Use
8437 optimize_function_for_size_p.
8438 * fold-const.c (tree_swap_operands_p): Use
8439 optimize_function_for_size_p.
8440 * recog.c (relax_delay_slots): Likewise.
8441 * tree-ssa-math-opts.c (replace_reciprocal):
8442 Use optimize_bb_for_speed_p.
8443 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8444 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8445 optimize_function_for_size_p.
8446 (cgraph_decide_inlining_of_small_function): Use
8447 optimize_function_for_size_p.
8448 * global.c (find_reg): Use optimize_function_for_size_p.
8449 * opts.c (decode_options): Do not clear flag_tree_ch,
8450 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8451 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8452 work it out from profile.
8453 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8454 optimize_loop_for_speed_p.
8455 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8457 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8458 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8459 * tree-eh.c (decide_copy_try_finally): Use
8460 optimize_function_for_size_p.
8461 * local-alloc.c (block_alloc): Pass BB pointer.
8462 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8463 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8464 * loop-unroll.c (decide_unrolling_and_peeling):
8465 Use optimize_loop_for_size_p.
8466 (decide_peel_completely): Likewise.
8467 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8468 optimize_loop_for_size_p.
8469 (vect_enhance_data_refs_alignment): Likewise.
8470 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8471 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8473 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8474 (try_crossjump_bb): Use optimize_bb_for_size_p.
8475 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8476 optimize_loop_for_speed_p.
8477 * bb-reorder.c (find_traces_1_round): Likewise.
8478 (copy_bb): Use optimize_bb_for_speed_p.
8479 (duplicate_computed_gotos): Likewise.
8480 * basic-block.h (optimize_loop_nest_for_size_p,
8481 optimize_loop_nest_for_speed_p): New.
8482 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8484 2008-08-29 Tristan Gingold <gingold@adacore.com>
8486 * gcov.c (main): Call expandargv.
8488 2008-08-29 Jan Hubicka <jh@suse.cz>
8490 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8492 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8494 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8495 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8497 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8499 2008-08-29 Jan Hubicka <jh@suse.cz>
8501 * tree-pass.h (pass_strip_predict_hints): Declare.
8502 * predict.c (strip_builtin_expect): Rename to ...
8503 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8504 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8505 (tree_estimate_probability): Do not strip builtin_expect.
8506 (pass_strip_predict_hints): New pass.
8507 * tree-inline.c (expand_call_inline): When inlining cold function,
8508 predict it as unlikely.
8509 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8511 2008-08-29 Richard Guenther <rguenther@suse.de>
8513 PR tree-optimization/37207
8514 * tree-vrp.c (extract_range_from_binary_expr): Also try
8515 to constant fold if only one of the operands is a constant.
8517 2008-08-29 Nick Clifton <nickc@redhat.com>
8519 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8520 the same way as SYMBOL_REFs.
8522 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8524 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8526 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8528 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8529 * config/mips/mips.md (branch_likely): Remove const. Fix
8531 (define_delay for type "branch"): Change to only apply for branch
8532 with likely variant.
8533 (define_delay for type "branch" and "branch_likely" no). New delay
8535 (equality_op): New code iterator.
8536 (bbv, bbinv): New code attributes.
8537 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8540 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8541 Andrew Pinski <pinskia@gcc.gnu.org>
8544 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8546 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8548 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8549 rule that a symbolic constant must be defined and >= 0 for the
8550 corresponding facility to be present at compile-time.
8551 * gthr-posix.c: Likewise.
8553 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8555 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8556 * config/mips/mips.md (D): New mode attribute.
8557 (mulsi3, muldi3): Merge it into ...
8558 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8559 (muldi3_mul3): New pattern.
8560 (mulsi3_mult3): Rename to mulsi3_mul3.
8562 2008-08-28 Jan Hubicka <jh@suse.cz>
8564 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8566 * predict.c (always_optimize_for_size_p): Rename to ...
8567 (optimize_function_for_size): ... this one; make extern.
8568 (optimize_function_for_speed_p): New.
8569 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8570 optimize_edge_for_size_p,optimize_edge_for_size_p,
8571 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8572 * basic-block.h (optimize_function_for_size_p,
8573 optimize_function_for_speed_p): Declare.
8574 * i386.md (optimize_size checks): Replace them by appropriate
8576 (standard_80387_constant_p, ix86_compute_frame_layout,
8577 ix86_expand_epilogue, ix86_decompose_address,
8578 print_operand, emit_i387_cw_initialization,
8579 inline_memory_move_cost, ix86_pad_returns,
8580 ix86_reorg): Replace optimize_size checks.
8582 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8584 * rtl.h (simplify_subreg_regno): Declare.
8585 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8586 * simplify-rtx.c (simplify_subreg): ...here.
8587 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8588 subreg_offset_representable_p.
8590 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8593 * c-typeck.c (convert_for_assignment): Give a note describing what
8594 was passed and what was expected.
8596 2008-08-28 Joey Ye <joey.ye@intel.com>
8598 * doc/extend.texi: Document AVX built-in functions.
8599 * doc/invoke.texi: Document -mavx.
8601 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8602 Joey Ye <joey.ye@intel.com>
8603 Xuepeng Guo <xuepeng.guo@intel.com>
8605 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8607 * config/i386/cpuid.h (bit_FMA): New.
8608 (bit_XSAVE): Likewise.
8609 (bit_OSXSAVE): Likewise.
8610 (bit_AVX): Likewise.
8612 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8613 define. Use ASM_OUTPUT_AVX_PREFIX.
8615 * config/i386/gmmintrin.h: New.
8617 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8618 (OPTION_MASK_ISA_AVX_SET): New.
8619 (OPTION_MASK_ISA_FMA_SET): Likewise.
8620 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8621 (OPTION_MASK_ISA_FMA_SET): Likewise.
8622 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8623 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8624 (pta_flags): Add PTA_AVX and PTA_FMA.
8625 (override_options): Handle PTA_AVX and PTA_FMA.
8626 (init_cumulative_args): Handle warn_avx.
8627 (classify_argument): Return 0 for COImode and OImode. Return
8628 1 and X86_64_AVX_CLASS for 256bit vector types.
8629 (examine_argument): Handle X86_64_AVX_CLASS.
8630 (construct_container): Likewise.
8631 (function_arg_advance_32): Pass OImode and 256bit vector types
8633 (function_arg_advance_64): Take a new argument to indicate if a
8634 parameter is named. Handle 256bit vector types. Return
8635 immediately for unnamed 256bit vector mode parameters.
8636 (function_arg_advance): Updated.
8637 (function_arg_32): Add comments for TImode. Handle OImode
8638 and 256bit vector types.
8639 (function_arg_64): Take a new argument to indicate if a
8640 parameter is named. Handle 256bit vector types. Return NULL
8641 for unnamed 256bit vector mode parameters.
8642 (function_arg): Updated.
8643 (setup_incoming_varargs_64): Support
8644 AVX encoding for *sse_prologue_save_insn.
8645 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8646 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8647 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8648 enabled, otherwise return -3.
8649 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8651 (print_reg): Support AVX registers. Handle 'x' and 't'.
8652 Handle 'd' to duplicate the operand.
8653 (print_operand): Likewise. Also support AVX vector compare
8655 (output_387_binary_op): Support AVX.
8656 (output_fp_compare): Likewise.
8657 (ix86_expand_vector_move_misalign): Likewise.
8658 (ix86_attr_length_vex_default): New.
8659 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8660 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8661 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8662 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8663 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8664 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8665 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8666 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8667 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8668 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8669 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8670 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8671 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8672 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8673 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8674 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8675 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8676 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8677 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8678 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8679 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8680 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8681 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8682 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8683 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8684 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8685 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8686 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8687 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8688 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8689 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8690 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8691 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8692 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8693 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8694 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8695 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8696 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8697 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8698 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8699 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8700 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8701 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8702 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8703 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8704 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8705 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8706 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8707 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8708 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8709 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8710 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8711 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8712 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8713 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8714 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8715 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8716 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8717 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8718 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8719 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8720 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8721 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8722 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8723 and IX86_BUILTIN_MOVMSKPS256,
8724 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8725 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8726 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8727 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8728 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8729 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8730 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8731 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8732 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8733 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8734 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8735 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8736 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8737 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8738 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8739 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8740 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8741 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8742 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8743 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8744 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8745 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8746 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8747 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8748 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8749 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8750 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8751 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8752 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8753 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8754 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8755 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8756 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8757 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8758 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8759 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8760 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8761 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8762 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8763 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8764 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8765 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8766 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8767 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8768 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8769 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8770 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8771 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8772 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8773 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8774 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8775 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8776 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8777 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8778 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8779 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8780 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8781 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8783 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8784 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8785 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8786 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8787 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8788 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8789 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8790 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8791 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8792 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8793 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8794 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8795 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8796 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8797 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8798 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8799 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8800 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8801 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8802 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8803 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8804 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8805 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8806 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8807 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8808 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8809 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8810 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8811 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8812 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8813 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8814 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8815 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8816 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8817 IX86_BUILTIN_MOVMSKPS256.
8818 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8819 (ix86_expand_args_builtin): Likewise.
8820 (ix86_expand_special_args_builtin): Likewise.
8821 (ix86_hard_regno_mode_ok): Handle AVX modes.
8822 (ix86_expand_vector_init_duplicate): Likewise.
8823 (ix86_expand_vector_init_one_nonzero): Likewise.
8824 (ix86_expand_vector_init_one_var): Likewise.
8825 (ix86_expand_vector_init_concat): Likewise.
8826 (ix86_expand_vector_init_general): Likewise.
8827 (ix86_expand_vector_set): Likewise.
8828 (ix86_vector_mode_supported_p): Likewise.
8829 (x86_extended_reg_mentioned_p): Check INSN_P before using
8832 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8833 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8835 * config/i386/i386.h (TARGET_AVX): New.
8836 (TARGET_FMA): Likewise.
8837 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8838 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8839 (VALID_AVX256_REG_MODE): New.
8840 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8841 (AVX_FLOAT_MODE_P): Likewise.
8842 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8843 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8844 (AVX_VEC_FLOAT_MODE_P): Likewise.
8845 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8846 (ASM_OUTPUT_OPCODE): Likewise.
8847 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8849 (SSE_REG_MODE_P): Allow 256bit vector modes.
8850 (ix86_args): Add a warn_avx field.
8852 * config/i386/i386.md (UNSPEC_PCMP): New.
8853 (UNSPEC_VPERMIL): Likewise.
8854 (UNSPEC_VPERMIL2): Likewise.
8855 (UNSPEC_VPERMIL2F128): Likewise.
8856 (UNSPEC_MASKLOAD): Likewise.
8857 (UNSPEC_MASKSTORE): Likewise.
8858 (UNSPEC_CAST): Likewise.
8859 (UNSPEC_VTESTP): Likewise.
8860 (UNSPECV_VZEROALL): Likewise.
8861 (UNSPECV_VZEROUPPER): Likewise.
8862 (XMM0_REG): Likewise.
8863 (XMM1_REG): Likewise.
8864 (XMM2_REG): Likewise.
8865 (XMM3_REG): Likewise.
8866 (XMM4_REG): Likewise.
8867 (XMM5_REG): Likewise.
8868 (XMM6_REG): Likewise.
8869 (XMM8_REG): Likewise.
8870 (XMM9_REG): Likewise.
8871 (XMM10_REG): Likewise.
8872 (XMM11_REG): Likewise.
8873 (XMM12_REG): Likewise.
8874 (XMM13_REG): Likewise.
8875 (XMM14_REG): Likewise.
8876 (XMM15_REG): Likewise.
8878 (prefix_vex_imm8): Likewise.
8879 (prefix_vex_w): Likewise.
8880 (length_vex): Likewise.
8883 (*avx_ashlti3): Likewise.
8884 (*avx_lshrti3): Likewise.
8885 (*avx_setcc<mode>): Likewise.
8886 (*fop_<mode>_comm_mixed_avx): Likewise.
8887 (*fop_<mode>_comm_avx): Likewise.
8888 (*fop_<mode>_1_mixed_avx): Likewise.
8889 (*fop_<mode>_1_avx): Likewise.
8890 (*avx_<code><mode>3): Likewise.
8891 (*avx_ieee_smin<mode>3): Likewise.
8892 (*avx_ieee_smax<mode>3): Likewise.
8893 (mode): Add OI, V8SF and V4DF.
8894 (length): Support VEX prefix.
8895 (*cmpfp_i_mixed): Set prefix attribute.
8896 (*cmpfp_i_sse): Likewise.
8897 (*cmpfp_iu_mixed): Likewise.
8898 (*cmpfp_iu_sse): Likewise.
8899 (*movsi_1): Support AVX.
8900 (*movdi_2): Likewise.
8901 (*movdi_1_rex64): Likewise.
8902 (*movti_internal): Likewise.
8903 (*movti_rex64): Likewise.
8904 (*movsf_1): Likewise.
8905 (*movdf_nointeger): Likewise.
8906 (*movdf_integer_rex64): Likewise.
8907 (*movtf_internal): Likewise.
8908 (zero_extendsidi2_32): Likewise.
8909 (zero_extendsidi2_rex64): Likewise.
8910 (*extendsfdf2_mixed): Likewise.
8911 (*extendsfdf2_sse): Likewise.
8912 (*truncdfsf_fast_mixed): Likewise.
8913 (*truncdfsf_fast_sse): Likewise.
8914 (*truncdfsf_mixed): Likewise.
8915 (fix_trunc<mode>di_sse): Likewise.
8916 (fix_trunc<mode>si_sse): Likewise.
8917 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8918 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8919 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8920 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8921 (*rcpsf2_sse): Likewise.
8922 (*rsqrtsf2_sse): Likewise.
8923 (*sqrt<mode>2_sse): Likewise.
8924 (sse4_1_round<mode>2): Likewise.
8925 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8926 Support AVX. Set length attribute properly for AVX.
8928 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8929 (VECTOR_MODES (FLOAT, 32)): Likewise.
8930 (VECTOR_MODE (INT, DI, 8)): Likewise.
8931 (VECTOR_MODE (INT, HI, 32)): Likewise.
8932 (VECTOR_MODE (INT, QI, 64)): Likewise.
8933 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8934 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8935 (VECTOR_MODE (INT, DI, 4)): Removed.
8936 (VECTOR_MODE (INT, SI, 8)): Likewise.
8937 (VECTOR_MODE (INT, HI, 16)): Likewise.
8938 (VECTOR_MODE (INT, QI, 32)): Likewise.
8939 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8940 (INT_MODE (OI, 32)): Likewise.
8942 * config/i386/i386.opt (mavx): New.
8945 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8947 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8948 (*mov<mode>_internal_avx): New.
8949 (*movv2sf_internal_rex64_avx): Likewise.
8950 (*movv2sf_internal_avx): Likewise.
8952 * config/i386/predicates.md (const_4_to_5_operand): New.
8953 (const_6_to_7_operand): Likewise.
8954 (const_8_to_11_operand): Likewise.
8955 (const_12_to_15_operand): Likewise.
8956 (avx_comparison_float_operator): Likewise.
8958 * config/i386/sse.md (AVX256MODEI): New.
8959 (AVX256MODE): Likewise.
8960 (AVXMODEQI): Likewise.
8961 (AVXMODE): Likewise.
8962 (AVX256MODEF2P): Likewise.
8963 (AVX256MODE2P): Likewise.
8964 (AVX256MODE4P): Likewise.
8965 (AVX256MODE8P): Likewise.
8966 (AVXMODEF2P): Likewise.
8967 (AVXMODEF4P): Likewise.
8968 (AVXMODEDCVTDQ2PS): Likewise.
8969 (AVXMODEDCVTPS2DQ): Likewise.
8970 (avxvecmode): Likewise.
8971 (avxvecpsmode): Likewise.
8972 (avxhalfvecmode): Likewise.
8973 (avxscalarmode): Likewise.
8974 (avxcvtvecmode): Likewise.
8975 (avxpermvecmode): Likewise.
8976 (avxmodesuffixf2c): Likewise.
8977 (avxmodesuffixp): Likewise.
8978 (avxmodesuffixs): Likewise.
8979 (avxmodesuffix): Likewise.
8980 (vpermilbits): Likewise.
8981 (pinsrbits): Likewise.
8982 (mov<mode>): Likewise.
8983 (*mov<mode>_internal): Likewise.
8984 (push<mode>1): Likewise.
8985 (movmisalign<mode>): Likewise.
8986 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8987 (avx_movdqu<avxmodesuffix>): Likewise.
8988 (avx_lddqu<avxmodesuffix>): Likewise.
8989 (<plusminus_insn><mode>3): Likewise.
8990 (*avx_<plusminus_insn><mode>3): Likewise.
8991 (*avx_vm<plusminus_insn><mode>3): Likewise.
8992 (mul<mode>3): Likewise.
8993 (*avx_mul<mode>3): Likewise.
8994 (*avx_vmmul<mode>3): Likewise.
8995 (divv8sf3): Likewise.
8996 (divv4df3): Likewise.
8997 (avx_div<mode>3): Likewise.
8998 (*avx_div<mode>3): Likewise.
8999 (*avx_vmdiv<mode>3): Likewise.
9000 (avx_rcpv8sf2): Likewise.
9001 (*avx_vmrcpv4sf2): Likewise.
9002 (sqrtv8sf2): Likewise.
9003 (avx_sqrtv8sf2): Likewise.
9004 (*avx_vmsqrt<mode>2): Likewise.
9005 (rsqrtv8sf2): Likewise.
9006 (avx_rsqrtv8sf2): Likewise.
9007 (*avx_vmrsqrtv4sf2): Likewise.
9008 (<code><mode>3): Likewise.
9009 (*avx_<code><mode>3_finite): Likewise.
9010 (*avx_<code><mode>3): Likewise.
9011 (*avx_vm<code><mode>3): Likewise.
9012 (*avx_ieee_smin<mode>3): Likewise.
9013 (*avx_ieee_smax<mode>3): Likewise.
9014 (avx_addsubv8sf3): Likewise.
9015 (avx_addsubv4df3): Likewise.
9016 (*avx_addsubv4sf3): Likewise.
9017 (*avx_addsubv2df3): Likewise.
9018 (avx_h<plusminus_insn>v4df3): Likewise.
9019 (avx_h<plusminus_insn>v8sf3): Likewise.
9020 (*avx_h<plusminus_insn>v4sf3): Likewise.
9021 (*avx_h<plusminus_insn>v2df3): Likewise.
9022 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9023 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9024 (*avx_maskcmp<mode>3): Likewise.
9025 (avx_nand<mode>3): Likewise.
9026 (*avx_<code><mode>3): Likewise.
9027 (*avx_nand<mode>3): Likewise.
9028 (*avx_<code><mode>3): Likewise.
9029 (*avx_cvtsi2ss): Likewise.
9030 (*avx_cvtsi2ssq): Likewise.
9031 (*avx_cvtsi2sd): Likewise.
9032 (*avx_cvtsi2sdq): Likewise.
9033 (*avx_cvtsd2ss): Likewise.
9034 (avx_cvtss2sd): Likewise.
9035 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9036 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9037 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9038 (*avx_cvtsi2sd): Likewise.
9039 (*avx_cvtsi2sdq): Likewise.
9040 (avx_cvtdq2pd256): Likewise.
9041 (avx_cvtpd2dq256): Likewise.
9042 (avx_cvttpd2dq256): Likewise.
9043 (*avx_cvtsd2ss): Likewise.
9044 (*avx_cvtss2sd): Likewise.
9045 (avx_cvtpd2ps256): Likewise.
9046 (avx_cvtps2pd256): Likewise.
9047 (*avx_movhlps): Likewise.
9048 (*avx_movlhps): Likewise.
9049 (avx_unpckhps256): Likewise.
9050 (*avx_unpckhps): Likewise.
9051 (avx_unpcklps256): Likewise.
9052 (*avx_unpcklps): Likewise.
9053 (avx_movshdup256): Likewise.
9054 (avx_movsldup256): Likewise.
9055 (avx_shufps256): Likewise.
9056 (avx_shufps256_1): Likewise.
9057 (*avx_shufps_<mode>): Likewise.
9058 (*avx_loadhps): Likewise.
9059 (*avx_storelps): Likewise.
9060 (*avx_loadlps): Likewise.
9061 (*avx_movss): Likewise.
9062 (*vec_dupv4sf_avx): Likewise.
9063 (*vec_concatv2sf_avx): Likewise.
9064 (*vec_concatv4sf_avx): Likewise.
9065 (*vec_setv4sf_0_avx): Likewise.
9066 (*vec_setv4sf_avx): Likewise.
9067 (*avx_insertps): Likewise.
9068 (avx_vextractf128<mode>): Likewise.
9069 (vec_extract_lo_<mode>): Likewise.
9070 (vec_extract_hi_<mode>): Likewise.
9071 (vec_extract_lo_<mode>): Likewise.
9072 (vec_extract_hi_<mode>): Likewise.
9073 (vec_extract_lo_v16hi): Likewise.
9074 (vec_extract_hi_v16hi): Likewise.
9075 (vec_extract_lo_v32qi): Likewise.
9076 (vec_extract_hi_v32qi): Likewise.
9077 (avx_unpckhpd256): Likewise.
9078 (*avx_unpckhpd): Likewise.
9079 (avx_movddup256): Likewise.
9080 (*avx_movddup): Likewise.
9081 (avx_unpcklpd256): Likewise.
9082 (*avx_unpcklpd): Likewise.
9083 (avx_shufpd256): Likewise.
9084 (avx_shufpd256_1): Likewise.
9085 (*avx_punpckhqdq): Likewise.
9086 (*avx_punpcklqdq): Likewise.
9087 (*avx_shufpd_<mode>): Likewise.
9088 (*avx_storehpd): Likewise.
9089 (*avx_loadhpd): Likewise.
9090 (*avx_loadlpd): Likewise.
9091 (*avx_movsd): Likewise.
9092 (*vec_concatv2df_avx): Likewise.
9093 (*avx_<plusminus_insn><mode>3): Likewise.
9094 (*avx_<plusminus_insn><mode>3): Likewise.
9095 (*avx_mulv8hi3): Likewise.
9096 (*avxv8hi3_highpart): Likewise.
9097 (*avx_umulv8hi3_highpart): Likewise.
9098 (*avx_umulv2siv2di3): Likewise.
9099 (*avx_mulv2siv2di3): Likewise.
9100 (*avx_pmaddwd): Likewise.
9101 (*avx_mulv4si3): Likewise.
9102 (*avx_ashr<mode>3): Likewise.
9103 (*avx_lshr<mode>3): Likewise.
9104 (*avx_ashl<mode>3): Likewise.
9105 (*avx_<code><mode>3): Likewise.
9106 (*avx_eq<mode>3): Likewise.
9107 (*avx_gt<mode>3): Likewise.
9108 (*avx_nand<mode>3): Likewise.
9109 (*avx_nand<mode>3): Likewise.
9110 (*avx_<code><mode>3): Likewise.
9111 (*avx_<code><mode>3): Likewise.
9112 (*avx_packsswb): Likewise.
9113 (*avx_packssdw): Likewise.
9114 (*avx_packuswb): Likewise.
9115 (*avx_punpckhbw): Likewise.
9116 (*avx_punpcklbw): Likewise.
9117 (*avx_punpckhwd): Likewise.
9118 (*avx_punpcklwd): Likewise.
9119 (*avx_punpckhdq): Likewise.
9120 (*avx_punpckldq): Likewise.
9121 (*avx_pinsr<avxmodesuffixs>): Likewise.
9122 (*avx_pinsrq): Likewise.
9123 (*avx_loadld): Likewise.
9124 (*vec_extractv2di_1_rex64_avx): Likewise.
9125 (*vec_extractv2di_1_avx): Likewise.
9126 (*vec_dupv2di_avx): Likewise.
9127 (*vec_concatv2si_avx): Likewise.
9128 (*vec_concatv4si_1_avx): Likewise.
9129 (*vec_concatv2di_avx): Likewise.
9130 (*vec_concatv2di_rex64_avx): Likewise.
9131 (*avx_uavgv16qi3): Likewise.
9132 (*avx_uavgv8hi3): Likewise.
9133 (*avx_psadbw): Likewise.
9134 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9135 (*avx_phaddwv8hi3): Likewise.
9136 (*avx_phadddv4si3): Likewise.
9137 (*avx_phaddswv8hi3): Likewise.
9138 (*avx_phsubwv8hi3): Likewise.
9139 (*avx_phsubdv4si3): Likewise.
9140 (*avx_phsubswv8hi3): Likewise.
9141 (*avx_pmaddubsw128): Likewise.
9142 (*avx_pmulhrswv8hi3): Likewise.
9143 (*avx_pshufbv16qi3): Likewise.
9144 (*avx_psign<mode>3): Likewise.
9145 (*avx_palignrti): Likewise.
9146 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9147 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9148 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9149 (*avx_mpsadbw): Likewise.
9150 (*avx_packusdw): Likewise.
9151 (*avx_pblendvb): Likewise.
9152 (*avx_pblendw): Likewise.
9153 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9154 (avx_ptest256): Likewise.
9155 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9156 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9157 (*avx_aesenc): Likewise.
9158 (*avx_aesenclast): Likewise.
9159 (*avx_aesdec): Likewise.
9160 (*avx_aesdeclast): Likewise.
9161 (avx_vzeroupper): Likewise.
9162 (avx_vzeroupper_rex64): Likewise.
9163 (avx_vpermil<mode>): Likewise.
9164 (avx_vpermilvar<mode>3): Likewise.
9165 (avx_vpermil2<mode>3): Likewise.
9166 (avx_vperm2f128<mode>3): Likewise.
9167 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9168 (avx_vbroadcastss256): Likewise.
9169 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9170 (avx_vinsertf128<mode>): Likewise.
9171 (vec_set_lo_<mode>): Likewise.
9172 (vec_set_hi_<mode>): Likewise.
9173 (vec_set_lo_<mode>): Likewise.
9174 (vec_set_hi_<mode>): Likewise.
9175 (vec_set_lo_v16hi): Likewise.
9176 (vec_set_hi_v16hi): Likewise.
9177 (vec_set_lo_v32qi): Likewise.
9178 (vec_set_hi_v32qi): Likewise.
9179 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9180 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9181 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9182 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9183 (vec_init<mode>): Likewise.
9184 (*vec_concat<mode>_avx): Likewise.
9185 (blendbits): Support V8SF and V4DF.
9186 (sse2_movq128): Support AVX.
9187 (<sse>_movnt<mode>): Likewise.
9188 (sse2_movntv2di): Likewise.
9189 (sse_rcpv4sf2): Likewise.
9190 (sse_sqrtv4sf2): Likewise.
9191 (sse_rsqrtv4sf2): Likewise.
9192 (<sse>_comi): Likewise.
9193 (<sse>_ucomi): Likewise.
9194 (sse_cvtss2si): Likewise.
9195 (sse_cvtss2si_2): Likewise.
9196 (sse_cvtss2siq): Likewise.
9197 (sse_cvtss2siq_2): Likewise.
9198 (sse_cvttss2si): Likewise.
9199 (sse_cvttss2siq): Likewise.
9200 (sse2_cvtsd2si): Likewise.
9201 (sse2_cvtsd2si_2): Likewise.
9202 (sse2_cvtsd2siq): Likewise.
9203 (sse2_cvtsd2siq_2): Likewise.
9204 (sse2_cvttsd2si): Likewise.
9205 (sse2_cvttsd2siq): Likewise.
9206 (sse2_cvtdq2pd): Likewise.
9207 (*sse2_cvtpd2dq): Likewise.
9208 (*sse2_cvttpd2dq): Likewise.
9209 (*sse2_cvtpd2ps): Likewise.
9210 (sse2_cvtps2pd): Likewise.
9211 (sse3_movshdup): Likewise.
9212 (sse3_movsldup): Likewise.
9213 (sse_storehps): Likewise.
9214 (*sse4_1_extractps): Likewise.
9215 (sse2_storelpd): Likewise.
9216 (vec_dupv2df_sse3): Likewise.
9217 (*vec_concatv2df_sse3): Likewise.
9218 (*sse4_1_pextrb): Likewise.
9219 (*sse4_1_pextrb_memory): Likewise.
9220 (*sse2_pextrw): Likewise.
9221 (*sse4_1_pextrw_memory): Likewise.
9222 (*sse4_1_pextrd): Likewise.
9223 (*sse4_1_pextrq): Likewise.
9224 (sse2_pshufd_1): Likewise.
9225 (sse2_pshuflw_1): Likewise.
9226 (sse2_pshufhw_1): Likewise.
9227 (*sse2_storeq_rex64): Likewise.
9228 (*vec_dupv4si): Likewise.
9229 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9230 (sse2_pmovmskb): Likewise.
9231 (*sse2_maskmovdqu): Likewise.
9232 (*sse2_maskmovdqu_rex64): Likewise.
9233 (sse_ldmxcsr): Likewise.
9234 (sse_stmxcsr): Likewise.
9235 (abs<mode>2): Likewise.
9236 (sse4_1_movntdqa): Likewise.
9237 (sse4_1_phminposuw): Likewise.
9238 (sse4_1_extendv8qiv8hi2): Likewise.
9239 (*sse4_1_extendv8qiv8hi2): Likewise.
9240 (sse4_1_extendv4qiv4si2): Likewise.
9241 (*sse4_1_extendv4qiv4si2): Likewise.
9242 (sse4_1_extendv2qiv2di2): Likewise.
9243 (*sse4_1_extendv2qiv2di2): Likewise.
9244 (sse4_1_extendv4hiv4si2): Likewise.
9245 (*sse4_1_extendv4hiv4si2): Likewise.
9246 (sse4_1_extendv2hiv2di2): Likewise.
9247 (*sse4_1_extendv2hiv2di2): Likewise.
9248 (sse4_1_extendv2siv2di2): Likewise.
9249 (*sse4_1_extendv2siv2di2): Likewise.
9250 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9251 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9252 (sse4_1_zero_extendv4qiv4si2): Likewise.
9253 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9254 (sse4_1_zero_extendv2qiv2di2): Likewise.
9255 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9256 (sse4_1_zero_extendv4hiv4si2): Likewise.
9257 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9258 (sse4_1_zero_extendv2hiv2di2): Likewise.
9259 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9260 (sse4_1_zero_extendv2siv2di2): Likewise.
9261 (*sse4_1_zero_extendv2siv2di2): Likewise.
9262 (sse4_1_ptest): Likewise.
9263 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9264 (sse4_2_pcmpestri): Likewise.
9265 (sse4_2_pcmpestrm): Likewise.
9266 (sse4_2_pcmpistri): Likewise.
9267 (sse4_2_pcmpistrm): Likewise.
9269 (aeskeygenassist): Likewise.
9271 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/predicates.md (vzeroall_operation): New.
9275 * config/i386/sse.md (avx_vzeroall): New.
9276 (*avx_vzeroall): Likewise.
9278 2008-08-28 Paul Brook <paul@codesourcery.com>
9279 Mark Shinwell <shinwell@codesourcery.com>
9280 Richard Earnshaw <richard.earnshaw@arm.com>
9282 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9283 (TARGET_MIN_ANCHOR_OFFSET): New.
9284 (arm_override_options): Set correct anchor ranges for Thumb-1
9285 and Thumb-2 if required.
9286 (legitimize_pic_address): Handle case involving a TLS symbol
9287 reference with an addend.
9288 (arm_optimization_options): Enable section anchors at -O1 and
9290 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9291 * config/arm/arm-protos.h (arm_optimization_options): New.
9293 2008-08-28 Nick Clifton <nickc@redhat.com>
9295 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9296 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9299 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9300 * config/v850/v850.md (return): Remove frame size restriction.
9302 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9304 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9306 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9308 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9310 2008-08-28 Paul Brook <paul@codesourcery.com>
9312 * config/arm/vfp11.md: Update license notice.
9313 * config/arm/cortex-r4.md: Ditto.
9315 2008-08-28 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/37207
9318 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9321 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9324 * tree.c (int_fits_type_p): Don't forget unsigned integers
9325 of type sizetype which higher end word equals -1.
9327 2008-08-28 Ira Rosen <irar@il.ibm.com>
9329 * target.h (struct vectorize): Add new target builtin.
9330 * tree-vectorizer.c (destroy_loop_vec_info): Call
9331 vect_free_slp_instance instead of vect_free_slp_node.
9332 * tree-vectorizer.h (enum slp_load_perm_type): New.
9333 (struct _slp_instance): Add new fields.
9334 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9335 (SLP_INSTANCE_LOADS): New.
9336 (vect_free_slp_tree): Remove.
9337 (vect_free_slp_instance): Declare.
9338 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9339 (vectorizable_load): Add argument.
9340 (vect_transform_slp_perm_load): New.
9341 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9343 (vect_get_place_in_interleaving_chain): New function.
9344 (vect_free_slp_tree): Make static.
9345 (vect_free_slp_instance): New function.
9346 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9347 collect the load location in the interleaving chain.
9348 (vect_supported_slp_permutation_p): New function.
9349 (vect_supported_load_permutation_p): Likewise.
9350 (vect_analyze_slp_instance): In case of loads permutation, call
9351 vect_supported_load_permutation_p to check that the permutation is
9353 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9354 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9355 (vect_create_mask_and_perm): New function.
9356 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9357 (vectorizable_load): Add an argument. Don't keep the created vectors
9358 statements in the node if permutation is required. Call
9359 vect_transform_slp_perm_load to generate the permutation.
9360 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9361 additional argument.
9362 (vect_schedule_slp_instance): In case of loads permutation, allocate
9363 vectorized statements structure for all the related SLP nodes. Call
9364 vect_transform_stmt with addditional argument.
9365 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9366 * config/spu/spu.c (spu_builtin_vec_perm): New.
9367 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9368 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9369 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9370 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9372 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9374 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9375 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9376 __gthread_cond_signal, __gthread_cond_timedwait,
9377 __gthread_cond_timedwait_recursive): New functions.
9378 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9380 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9383 2008-08-28 Richard Guenther <rguenther@suse.de>
9386 * fold-const.c (maybe_canonicalize_comparison_1): Require
9387 undefined overflow only for canonicalizing A +- CST cmp CST.
9388 Make sure to not generate new constants that are not inside
9389 their TYPE_MIN/MAX_VALUE range.
9390 (maybe_canonicalize_comparison): Remove undefined overflow
9392 (fold_binary): Remove now duplicate folding.
9394 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9396 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9397 use not updated in the last change.
9399 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9401 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9402 (IRA_COVER_CLASSES): Add FPUL_REGS.
9404 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9407 * c-common.c (conversion_warning): Check for null operands.
9409 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9412 * c-decl.c (check_for_loop_decls): Improve error message. Give
9415 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9418 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9419 (convert_for_assignment): Pass corrent OPT_W* parameter to
9420 WARN_FOR_ASSIGNMENT.
9422 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9425 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9427 2008-08-27 Paul Brook <paul@codesourcery.com>
9429 * config.gcc: Loosen checks for arm uclinux eabi targets.
9431 2008-08-27 Paul Brook <paul@codesourcery.com>
9433 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9435 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9437 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9439 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9440 the enumerators of an ENUMERAL_TYPE.
9441 * dbxout.c (dbxout_type): Ditto.
9443 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9446 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9447 (fwprop_addr): Check that the loop_father is not the outer loop.
9449 2008-08-26 Paul Brook <paul@codesourcery.com>
9451 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9452 Remove documentation entry for fmul type.
9453 Use fmuls to annotate single-precision multiplication patterns,
9454 fmuld to annotate double-precision multiplication patterns,
9455 fmacs to annotate single-precision multiply-accumulate patterns
9456 and fmacd to annotate double-precision multiply-accumulate patterns.
9457 * config/arm/vfp11.md: Update reservations accordingly.
9458 * config/arm/arm.md: Note that certain values of the "type"
9459 attribute are documented in vfp.md.
9460 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9461 (v10_cvt): Use new fmul types.
9463 2008-08-26 Paul Brook <paul@codesourcery.com>
9465 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9466 * config/arm/vfp11.md: ...here. New.
9467 * config/arm/arm.md: Include vfp11.md.
9469 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9471 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9472 parameter to inform call.
9474 2008-08-26 Jeff Law <law@redhat.com>
9476 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9477 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9478 preferred class when copying a constant into a partial word register.
9480 2008-08-26 Ben Elliston <bje@au.ibm.com>
9482 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9483 * cp/typeck.c: Likewise.
9484 * cp/tree.c: Likewise.
9485 * gimple-low.c: Likewise.
9488 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9490 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9491 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9493 * doc/passes.texi: Describe IRA.
9495 * doc/tm.texi (IRA_COVER_CLASSES,
9496 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9498 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9499 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9500 -fira-propagate-cost, -fno-ira-share-save-slots,
9501 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9503 * flags.h (ira_algorithm): New enumeration.
9504 (flag_ira_algorithm, flag_ira_verbose): New external variable
9507 * postreload.c (gate_handle_postreload): Don't do post reload
9508 optimizations unless the reload is completed.
9510 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9513 * tree-pass.h (pass_ira): New external variable declaration.
9515 * reload.h: Add 2008 to the Copyright.
9517 * cfgloopanal.c: Include params.h.
9518 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9521 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9523 * toplev.c (ira.h): New include.
9524 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9525 (backend_init_target): Call ira_init.
9526 (backend_init): Call ira_init_once.
9527 (finalize): Call finish_ira_once.
9529 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9530 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9533 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9534 may_move_out_cost): New external variable declarations.
9535 (move_table): New typedef.
9537 * caller-save.c: Include headers output.h and ira.h.
9538 (no_caller_save_reg_set): New global variable.
9539 (save_slots_num, save_slots): New variables.
9540 (reg_save_code, reg_restore_code, add_stored_regs): Add
9542 (init_caller_save): Set up no_caller_save_reg_set.
9543 (init_save_areas): Reset save_slots_num.
9544 (saved_hard_reg): New structure.
9545 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9546 (initiate_saved_hard_regs, new_saved_hard_reg,
9547 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9549 (setup_save_areas): Add code for sharing stack slots.
9550 (all_blocks): New variable.
9551 (save_call_clobbered_regs): Process pseudo-register too.
9552 (mark_set_regs): Process pseudo-register too.
9553 (insert_one_insn): Put the insn after bb note in a empty basic
9554 block. Add insn check.
9556 * global.c (eliminable_regset): Make it external.
9557 (mark_elimination): Use DF_LR_IN for IRA.
9558 (pseudo_for_reload_consideration_p): New.
9559 (build_insn_chain): Make it external. Don't ignore spilled
9560 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9561 (gate_handle_global_alloc): New function.
9562 (pass_global_alloc): Add the gate function.
9564 * opts.c (decode_options): Set up flag_ira. Print the warning for
9566 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9568 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9570 * regmove.c (regmove_optimize): Don't do replacement of output for
9573 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9574 New external variable declarations.
9576 * local-alloc.c (update_equiv_regs): Make it external. Return
9577 true if jump label rebuilding should be done. Rescan new_insn for
9579 (gate_handle_local_alloc): New function.
9580 (pass_local_alloc): Add the gate function.
9582 * alias.c (value_addr_p, stack_addr_p): New functions.
9583 (nonoverlapping_memrefs_p): Use them for IRA.
9585 * common.opt (fira, fira-algorithm, fira-coalesce,
9586 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9587 fira-verbose): New options.
9589 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9590 move_cost, may_move_in_cost, may_move_out_cost): Make the
9592 (move_table): Remove typedef.
9593 (init_move_cost): Make it external.
9594 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9597 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9598 setup_reg_classes): New function prototypes.
9599 (eliminable_regset): New external variable declaration.
9600 (build_insn_chain, update_equiv_regs): New function prototypes.
9602 * Makefile.in (IRA_INT_H): New definition.
9603 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9604 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9605 (reload1.o, toplev.o): Add dependence on ira.h.
9606 (cfgloopanal.o): Add PARAMS_H.
9607 (caller-save.o): Add dependence on output.h and ira.h.
9608 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9609 ira-emit.o, ira-lives.o): New entries.
9611 * passes.c (pass_ira): New pass.
9613 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9615 * reload1.c (ira.h): Include the header.
9616 (changed_allocation_pseudos): New bitmap.
9617 (init_reload): Initiate the bitmap.
9618 (compute_use_by_pseudos): Permits spilled registers in FROM.
9619 (temp_pseudo_reg_arr): New variable.
9620 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9621 IRA. Call alter_reg with the additional parameter. Don't clear
9622 spilled_pseudos for IRA. Restore original insn chain for IRA.
9623 Clear changed_allocation_pseudos at the end of reload.
9624 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9625 (hard_regno_to_pseudo_regno): New variable.
9626 (count_pseudo): Check spilled pseudos. Set up
9627 hard_regno_to_pseudo_regno.
9628 (count_spilled_pseudo): Check spilled pseudos. Update
9629 hard_regno_to_pseudo_regno.
9630 (find_reg): Use better_spill_reload_regno_p. Check
9631 hard_regno_to_pseudo_regno.
9632 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9634 (eliminate_regs_1): Use additional parameter for alter_reg.
9635 (finish_spills): Set up pseudo_previous_regs only for spilled
9636 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9637 more arguments. Don't clear live_throughout and dead_or_set for
9638 spilled pseudos. Use additional parameter for alter_reg. Call
9639 mark_allocation_change. Set up changed_allocation_pseudos.
9640 Remove sanity check.
9641 (emit_input_reload_insns, delete_output_reload): Use additional
9642 parameter for alter_reg. Call mark_allocation_change.
9643 (substitute, gen_reload_chain_without_interm_reg_p): New
9645 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9647 * testsuite/gcc.dg/20080410-1.c: New file.
9649 * config/s390/s390.h (IRA_COVER_CLASSES,
9650 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9652 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9654 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9656 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9658 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9660 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9662 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9664 2008-08-24 Jeff Law <law@redhat.com>
9665 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9666 when ignoring unavailable registers.
9668 2008-08-24 Jeff Law <law@redhat.com>
9669 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9670 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9671 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9672 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9674 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9675 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9677 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9678 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9679 * reload1.c (find_reg): Process registers in register allocation order.
9681 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9682 * toplev.c (backend_init_target): Move ira_init call from
9684 (lang_dependent_init_target): ...to here.
9686 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9687 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9688 calculate memory move costs for NO_REGS.
9690 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9691 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9692 STACK_REGS is defined.
9694 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9695 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9697 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9698 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9700 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9701 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9702 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9705 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9706 Dorit Nuzman <dorit@il.ibm.com>
9708 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9709 vec_extract_evenv4sf, vec_extract_evenv8hi,
9710 vec_extract_evenv16qi, vec_extract_oddv4si,
9711 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9712 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9713 vec_interleave_highv4si, vec_interleave_lowv4si,
9714 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9715 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9716 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9718 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9721 * config/rs6000/rs6000.c (optimization_options): Don't default to
9722 section anchors without toplevel reorder.
9724 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9726 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9727 (mfc_end_critical_section): Likewise.
9729 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9731 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9732 all type qualifiers from element type to vector type.
9734 2008-08-25 David Daney <ddaney@avtrex.com>
9736 * config/mips/mips.md (immediate_insn): Move up in file, fix
9737 comment typo, reformat.
9738 (fetchop_bit, atomic_hiqi_op memory_barrier,
9739 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9740 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9741 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9742 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9743 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9744 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9745 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9746 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9747 sync_old_nand<mode>, sync_new_nand<mode>,
9748 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9749 test_and_set_12): Moved to sync.md.
9751 * config/mips/sync.md: New file.
9753 2008-08-25 Richard Henderson <rth@redhat.com>
9755 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9756 (regsave): Likewise.
9757 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9758 (output_cfi_directive): Likewise.
9759 (div_data_align): New.
9760 (output_cfi): Use it.
9762 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9764 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9765 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9766 (TARGET_OCTEON): New macro.
9767 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9768 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9769 (ISA_HAS_POP): New macro.
9770 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9772 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9774 * config/mips/mips.md (cpu): Add octeon.
9775 (type): Add pop attribute value.
9776 (popcount<mode>2): New pattern.
9777 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9779 2008-08-24 Jan Hubicka <jh@suse.cz>
9781 * doc/invoke.texi (-fipa-cp-clone): New option.
9782 (-fipa-cp): Update docs.
9783 (--param ipcp-unit-growth):New.
9784 * ipa-cp.c: Include fibheap.h, params.h
9785 (ipcp_initialize_node_lattices): When not cloning, all externally
9786 visible functions are bottom.
9787 (ipcp_need_redirect_p): Accept clones.
9788 (ipcp_insert_stage): Use cost driven heuristics.
9789 (max_count, dead_nodes): New static vars.
9790 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9791 ipcp_const_param_count): New functions.
9792 * common.opt (ipa-cp-clone): New command line option.
9793 * params.def (ipcp-unit-growth): New.
9795 2008-08-24 Jan Hubicka <jh@suse.cz>
9797 * tree-inline.c (tree_function_versioning): Look harder
9798 for referenced vars.
9800 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9802 PR tree-optimization/37185
9803 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9805 2008-08-23 Jan Hubicka <jh@suse.cz>
9807 * ipa-cp.c (ipcp_analyze_node): New function.
9808 (ipcp_update_cloned_node): Use it.
9809 (ipcp_init_stage): Likewise.
9810 * ipa-inline.c (function_insertion_hook_holder): New static var.
9811 (analyze_function): Break out from ....
9812 (inline_generate_summary): Here; register insertion hook.
9813 (cgraph_decide_inlining): Remove hook.
9814 (add_new_function): New function.
9816 2008-08-23 Jan Hubicka <jh@suse.cz>
9818 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9820 2008-08-23 Jan Hubicka <jh@suse.cz>
9822 * ipa-cp.c (constant_val_insert): Remove.
9823 (ipcp_propagate_one_const): Remove.
9824 (ipcp_create_replace_map): Always insert replacements to the map.
9825 (ipcp_insert_stage): Do not try to insert statements by hand.
9826 * tree-inline.c (insert_init_stmt): Break out from ...
9827 (setup_one_parameter): ... here; allow NULL BB pointer.
9828 (tree_function_versioning): Use setup_one_parameter to process
9831 2008-08-23 Jan Hubicka <jh@suse.cz>
9833 * tree.c (decl_address_ip_invariant_p): New function.
9834 * tree.h (decl_address_ip_invariant_p): Declare.
9835 * gimple.c (strip_invariant_refs): Break out from ...
9836 (is_gimple_invariant_address): ... here
9837 (is_gimple_ip_invariant_address): New function.
9838 (is_gimple_ip_invariant): New function.
9839 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9842 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9843 (ipcp_lat_is_insertable): All constants are insertable.
9844 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9845 IPA_CONST_VALUE_REF.
9846 (ipcp_initialize_node_lattices): Propagate all types of operands.
9847 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9848 (ipcp_create_replace_map): Reformat.
9849 (ipcp_need_redirect_p): Simplify.
9850 (ipcp_insert_stage): Check that argument is used before clonning.
9851 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9853 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9854 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9855 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9856 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9857 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9858 * tree-inline.c (tree_function_versioning): Add variables referenced
9861 2008-08-23 Jan Hubicka <jh@suse.cz>
9864 * i386.c (standard_80387_constant_p): Use optimize_size.
9866 2008-08-23 Ira Rosen <irar@il.ibm.com>
9868 PR tree-optimization/37161
9869 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9870 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9871 (vect_determine_vectorization_factor): Move the scalar type
9872 retrieval to vect_get_smallest_scalar_type.
9873 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9874 scalar type. Remove redundant computation.
9875 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9876 (vect_get_slp_defs): Take the type of RHS into account if
9877 necessary by calling vect_get_smallest_scalar_type. Call
9878 vect_get_constant_vectors with additional argument.
9880 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9883 * doc/invoke.texi (Wwrite-strings): Clarify description.
9885 2008-08-23 Ira Rosen <irar@il.ibm.com>
9887 PR tree-optimization/37174
9888 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9889 def stmt is a part of the loop before accessing its stmt_vec_info.
9891 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9894 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9895 (*swap): New insn pattern.
9896 (*ashlqi3): Rename from ashlqi3 insn pattern.
9897 (ashlqi3): New expanders.
9898 (*lshrqi3): Rename from lshrqi3 insn pattern.
9899 (lshrqi3): New expanders.
9900 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9901 lshrqi3_const5, lshrqi3_const6): New splitters.
9902 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9903 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9906 2008-08-22 Richard Guenther <rguenther@suse.de>
9908 PR tree-optimization/37078
9909 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9910 [+INF, +INF] ranges.
9912 2008-08-22 Richard Guenther <rguenther@suse.de>
9914 PR tree-optimization/37143
9915 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9916 a conversion statement instead of a copy.
9918 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9921 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9922 CCCmode, CCOmode and CCSmode destination modes.
9925 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9926 from different units in a single alternative.
9927 (*vec_extractv2sf_1): Ditto.
9928 (*vec_extractv2si_0): Ditto.
9929 (*vec_extractv2si_1): Ditto.
9930 * config/i386/sse.md (sse2_storehpd): Ditto.
9931 (sse2_storelpd): Ditto.
9932 (sse2_loadhpd): Ditto.
9933 (sse2_loadlpd): Ditto.
9936 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9937 (popcountsi2): Ditto.
9938 (clzdi2_abm): Ditto.
9939 (popcountdi2): Ditto.
9940 (clzhi2_abm): Ditto.
9941 (popcounthi2): Ditto.
9943 2008-08-22 Richard Guenther <rguenther@suse.de>
9947 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9948 if the multiplication does not overflow.
9950 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9952 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9954 2008-08-21 Richard Henderson <rth@redhat.com>
9956 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9957 spurrious comma from test.
9958 * configure: Rebuild.
9960 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9963 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9966 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9968 * c-tree.h (grokfield): New argument.
9969 * c-decl.c (grokfield): Handle new location argument.
9970 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9972 2008-08-21 Richard Guenther <rguenther@suse.de>
9974 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9976 2008-08-21 Jan Hubicka <jh@suse.cz>
9978 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9979 (cgraph_add_function_insertion_hook,
9980 cgraph_remove_function_insertion_hook,
9981 cgraph_call_function_insertion_hooks): New functions.
9982 * cgraph.h (cgraph_add_function_insertion_hook,
9983 cgraph_remove_function_insertion_hook,
9984 cgraph_call_function_insertion_hooks): Declare.
9985 * ipa-reference.c (function_insertion_hook_holder): New variable.
9986 (check_operand, look_for_address_of): When checking late, do not care
9987 about module bitmaps.
9988 (add_new_function): New function.
9989 (generate_summary): Register hooks; zero module bitmaps.
9990 (propagate): Unregister hooks.
9991 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9992 (add_new_function): New function.
9993 (generate_summary): Register hook.
9994 (propagate): Remove hook.
9996 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9998 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9999 * ipa-cp.c (ipcp_update_cloned_node): New function.
10000 (build_const_val): Handle functions correctly; bring type logic
10001 into sync with tree-inline.c
10002 (ipcp_init_stage): Take care of computing stuff needed by
10003 indirect inlining; update clones.
10004 (ipcp_generate_summary): Break out of ipcp_driver.
10005 (ipcp_driver): Do only execution and transformation.
10006 (pass_ipa_cp): Make IPA_PASS.
10007 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10009 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10010 ipcp, some info is already available.
10011 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10012 * tree-inline.c (remap_ssa_name): Unshare expression.
10014 2008-08-21 Richard Guenther <rguenther@suse.de>
10016 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10017 a PHI ask VN if it is already available.
10018 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10019 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10021 2008-08-21 Richard Guenther <rguenther@suse.de>
10023 PR middle-end/36817
10024 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10025 makes sure to produce a result of the correct type.
10027 2008-08-21 Jan Hubicka <jh@suse.cz>
10028 Backport from LTO branch:
10030 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10031 Jan Hubicka <jh@suse.cz>
10034 (init_state, finish_state, set_function_state, generate_summary):
10036 (scan_stmt): Renamed from scan_function. Changed to keep state in
10037 local static vars rather than cgraph aux field.
10038 (propagate): Renamed from static_execute. Changed to keep state in
10039 local static vars rather than cgraph aux field.
10040 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10041 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10043 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10045 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10046 * ipa-reference.c (init_function_info, generate_summary,
10047 propagate): New functions.
10048 (analyze_function): Call init_function_info.
10049 (static_execute): Stripped into generate_summary and propagate.
10050 (pass_ipa_reference): Made into ipa_opt_pass.
10052 2008-08-21 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/37181
10055 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10057 (extract_range_from_unary_expr): Likewise.
10059 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10061 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10063 * toplev.h (pedwarn_at): Likewise.
10064 * builtins.c: Update all calls to pedwarn.
10065 * c-lex.c: Likewise.
10066 * toplev.c: Likewise.
10067 * c-tree.h: Likewise.
10068 * c-decl.c: Likewise.
10069 * c-errors.c: Likewise.
10070 * c-typeck.c: Likewise.
10071 * c-common.c: Likewise.
10072 * c-parser.c: Likewise.
10074 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10077 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10078 with MODE_VECTOR_INT mode.
10080 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10083 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10084 initialized outside the current module.
10085 (warn_uninitialized_var): Ignore left-hand side when walking the
10086 trees. Ignore address expressions. Examine VUSE operands in gimple
10087 statements with a variable declaration on the right-hand side.
10089 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10092 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10094 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10097 * c-common.c (conversion_warning): Do not warn if applying bit-and
10098 operator to unsigned constant that fits in the target type.
10100 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10103 * c-common.c (conversion_warning): Do not warn for artificial
10106 2008-08-20 Richard Guenther <rguenther@suse.de>
10108 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10109 (extract_range_from_binary_expr): Fall back to constant propagation.
10110 (extract_range_from_unary_expr): Likewise.
10112 2008-08-20 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10115 with TREE_THIS_VOLATILE on shared nodes.
10116 (fold_stmt_r): Likewise.
10118 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10121 * c-parser.c (c_parser_attributes): For keywords use canonical
10122 spelling for attr_name.
10124 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10126 * value-prof.c (check_counter): Revert wrong call to error.
10128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10130 * profile.c: Update calls to inform.
10131 * value-prof.c: Update calls to inform.
10133 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10135 * diagnostic.c (inform): Add an explicit location_t parameter.
10136 * toplev.h (inform): Update declaration.
10137 * builtins.c: Update all calls to inform.
10138 * c-common.c: Likewise.
10139 * c-decl.c: Likewise.
10140 * c-opts.c: Likewise.
10141 * c-pch.c: Likewise.
10142 * c-pragma.c: Likewise.
10143 * c-typeck.c: Likewise.
10144 * coverage.c: Likewise.
10145 * opts.c: Likewise.
10146 * toplev.c: Likewise.
10147 * tree-cfg.c: Likewise.
10148 * tree-ssa.c: Likewise.
10150 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10153 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10154 V2DI mode, for SSE4.1, use movq instead of vector set if the
10155 second element is zero and inter-unit moves are OK.
10157 2008-08-20 Richard Guenther <rguenther@suse.de>
10159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10160 properly handle conversion/copy chains after tuplification.
10162 2008-08-20 Richard Guenther <rguenther@suse.de>
10164 * passes.c (init_optimization_passes): Move the second
10165 forwprop pass before alias computation. Remove the second
10166 DCE pass. Remove the first dominator and phi copy/const
10169 2008-08-20 Nick Clifton <nickc@redhat.com>
10171 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10172 support of this feature. Do not assume that a sufficiently new
10173 assembler will support the feature regardless of the target type.
10174 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10175 * configure: Regenerate.
10177 2008-08-20 Richard Guenther <rguenther@suse.de>
10179 * tree-vrp.c (found_in_subgraph): Remove.
10180 (live): New global static.
10181 (live_on_edge): New function.
10182 (blocks_visited): Remove.
10183 (register_edge_assert_for_2): Use live_on_edge.
10184 (find_conditional_asserts): Remove code dealing with
10185 found_in_subgraph. Do not walk the CFG.
10186 (find_switch_asserts): Likewise.
10187 (find_assert_locations_1): Renamed from find_assert_locations.
10188 Move finding assert locations for conditional and switch
10189 statements first. Update live bitmap. Do not walk the CFG.
10190 (find_assert_locations): New function.
10191 (insert_range_assertions): Remove entry of CFG walk.
10192 Adjust call to find_assert_locations.
10193 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10194 that only can appear because of fake exit edges but assert we
10195 never try to insert on those.
10196 (fini_pre): Do not remove fake exit edges here...
10197 (execute_pre): ...but here, before committing edge inserts.
10199 2008-08-19 Richard Guenther <rguenther@suse.de>
10201 * passes.c (init_optimization_passes): Exchange store-ccp
10204 2008-08-19 Rafael Espíndola <espindola@google.com>
10206 * varasm.c (weak_decls): Move earlier in the file.
10207 (assemble_external): Add weak decls to the weak_decls list.
10208 (declare_weak): Don't add decls to the weak_decls list.
10210 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10213 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10214 before (sse2_shufpd_<mode>).
10216 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10219 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10220 * tree.c (block_nonartificial_location): Likewise.
10222 2008-08-19 Richard Guenther <rguenther@suse.de>
10224 PR tree-optimization/35972
10225 PR tree-optimization/23094
10226 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10229 handle MISALIGNED_INDIRECT_REF.
10230 (get_ref_from_reference_ops): New helper.
10231 (vn_reference_lookup_pieces): Walk the use-def chain using the
10232 alias-oracle if requested.
10233 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10234 walking the use-def chain.
10235 (compute_avail): But not here.
10236 (create_component_ref_by_pieces_1): Properly handle
10237 MISALIGNED_INDIRECT_REF.
10238 (do_regular_insertion): Handle fully redundant
10239 expressions after PHI-translation also for SSA_NAME values, not
10240 only constants. Correctly use edoubleprime for that.
10242 2008-08-19 Ira Rosen <irar@il.ibm.com>
10244 * tree-vectorizer.c (supportable_widening_operation): Support
10245 multi-step conversion, return the number of steps in such conversion
10246 and the required intermediate types.
10247 (supportable_narrowing_operation): Likewise.
10248 * tree-vectorizer.h (vect_pow2): New function.
10249 (supportable_widening_operation): Change argument types.
10250 (supportable_narrowing_operation): Likewise.
10251 (vectorizable_type_promotion): Add an argument.
10252 (vectorizable_type_demotion): Likewise.
10253 * tree-vect-analyze.c (vect_analyze_operations): Call
10254 vectorizable_type_promotion and vectorizable_type_demotion with
10255 additional argument.
10256 (vect_get_and_check_slp_defs): Detect patterns.
10257 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10259 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10260 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10261 factor according to the smallest type in the loop.
10262 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10263 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10264 supportable_widening_operation with correct arguments.
10265 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10266 operands lists according to the number of vector statements in left
10267 or right node, if exists.
10268 (vect_gen_widened_results_half): Remove unused argument.
10269 (vectorizable_conversion): Call supportable_widening_operation,
10270 supportable_narrowing_operation, and vect_gen_widened_results_half
10271 with correct arguments.
10272 (vectorizable_assignment): Change documentation, support multiple
10274 (vectorizable_operation): Likewise.
10275 (vect_get_loop_based_defs): New function.
10276 (vect_create_vectorized_demotion_stmts): Likewise.
10277 (vectorizable_type_demotion): Support loop-aware SLP and general
10278 multi-step conversion. Call vect_get_loop_based_defs and
10279 vect_create_vectorized_demotion_stmts for transformation.
10280 (vect_create_vectorized_promotion_stmts): New function.
10281 (vectorizable_type_promotion): Support loop-aware SLP and general
10282 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10283 for transformation.
10284 (vectorizable_store): Change documentation, support multiple
10286 (vectorizable_load): Likewise.
10287 (vect_transform_stmt): Pass SLP_NODE to
10288 vectorizable_type_promotion and vectorizable_type_demotion.
10289 (vect_schedule_slp_instance): Move here the calculation of number
10290 of vectorized statements for each node from...
10291 (vect_schedule_slp): ... here.
10292 (vect_transform_loop): Call vect_schedule_slp without the last
10295 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10298 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10299 to == in assert statement.
10300 (vectorizable_reduction): Fix typo.
10302 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10305 * value-prof.c (check_counter): Dereference pointer to overall
10306 count when printing it.
10308 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10310 * profile.h: Really add it.
10312 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10314 * mcf.c: Really add it.
10316 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10317 Vinodha Ramasamy <vinodha@google.com>
10319 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10321 * value-prof.c (check_counter): Fix the counter if
10322 flag_profile_correction is true.
10323 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10324 tree_mod_subtract_transform):
10325 Follow check_counter parameter change.
10326 * common.opt (fprofile-correction): New option.
10328 * profile.h: Likewise.
10329 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10330 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10331 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10333 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10334 flag_profile_correction is set.
10336 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10338 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10340 2008-08-18 Tomas Bily <tbily@suse.cz>
10342 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10343 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10345 * tree-data-ref.c (split_constant_offset_1): Likewise.
10346 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10347 * tree-sra.c (sra_walk_expr): Likewise.
10348 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10349 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10350 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10351 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10353 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10354 * tree-vect-transform.c (vectorizable_type_demotion)
10355 (vectorizable_type_promotion): Likewise.
10356 * tree-inline.c (expand_call_inline):
10357 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10358 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10359 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10360 * expr.c (expand_expr_real_1): Likewise.
10361 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10362 (gimple_assign_unary_useless_conversion_p): Likewise.
10363 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10364 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10365 * fold-const.c (fold_unary): Likewise.
10366 * tree.h (CONVERT_EXPR_P): Likewise.
10367 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10368 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10370 (register_edge_assert_for_2, extract_range_from_unary_expr)
10371 (register_edge_assert_for_1): Likewise.
10373 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10375 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10376 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10377 (enum real_value_const): Delete.
10378 (get_real_const): Delete.
10379 * real.c (get_real_const): Delete.
10380 (dconst_e_ptr): Define.
10381 (dconst_third_ptr): Define.
10382 (dconst_sqrt2_ptr): Define.
10383 * builtins.c: Update all callers.
10385 2008-08-18 Richard Guenther <rguenther@suse.de>
10387 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10388 statement iterator after statement removal.
10390 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10392 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10393 (detect_processor_freebsd): Likewise.
10394 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10396 2008-08-18 Richard Guenther <rguenther@suse.de>
10398 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10399 and loads have the correct types.
10401 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10404 * c-opts.c (cpp_opts): Remove static.
10405 * c-parser.c (cpp_opts): Declare it extern.
10406 (disable_extension_diagnostics): Handle cpp options.
10407 (enable_extension_diagnostics): Likewise.
10409 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10411 * diagnostics.c (permerror_at): Rename as permerror.
10412 (permerror): Delete.
10413 * toplev.h: Likewise.
10415 2008-08-18 Richard Guenther <rguenther@suse.de>
10417 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10418 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10419 Move call_cdce before build_alias. Move copyrename2,
10420 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10421 right after final inlining.
10422 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10423 (pass_build_cfg): But instead via TODO_dump_func.
10425 2008-08-18 Richard Guenther <rguenther@suse.de>
10427 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10429 (scalarize_init): If we failed to generate some initializers
10430 do not generate zeros for not instantiated members. Instead
10431 rely on the copy out.
10432 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10433 about missing flow-sensitive alias info only if we have
10436 2008-08-17 Nick Clifton <nickc@redhat.com>
10438 * doc/extend.texi (Function Attributes): Fix typo in description
10439 if hot function attribute.
10441 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10442 Richard Sandiford <rdsandiford@googlemail.com>
10444 * doc/install.texi (--with-mips-plt): Document.
10445 * doc/invoke.texi (-mplt, -mno-plt): Document.
10446 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10447 and handle ${with_mips_plt}.
10448 * config/mips/mips.opt (mplt): New option.
10449 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10450 (TARGET_ABICALLS_PIC2): Likewise.
10451 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10452 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10453 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10454 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10455 to decide whether to output ".option picX" directives.
10456 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10457 Pass -call_nonpic rather than -KPIC for -mplt.
10458 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10459 on the command line. Also remove it when -mabi=64 is used without
10461 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10462 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10463 TARGET_ABICALLS_PIC0.
10464 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10466 (mips16_build_function_stub): Only output ".option pic" directives
10467 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10468 (mips16_build_call_stub): Fix comment and remove redundant
10469 ".set at"/"set .noat" directives.
10470 (mips_function_rodata_section): Use the default behaviour for
10471 TARGET_ABSOLUTE_ABICALLS.
10472 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10473 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10474 (mips_restore_gp): Do nothing if the current function doesn't use
10476 (mips_expand_prologue): Only save $gp if the current function uses it.
10477 Use a normal move for TARGET_ABICALLS_PIC0.
10478 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10480 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10482 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10483 of function when handling GLOBAL_POINTER_REGNUM.
10485 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10488 * common.opt (-fstack-check): Do not declare the variable here.
10489 (-fstack-check=): New option variant.
10490 * doc/invoke.texi (Code Gen Options): Document it.
10491 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10492 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10493 (STACK_CHECK_STATIC_BUILTIN): New macro.
10494 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10495 * opts.c: Include expr.h.
10496 (common_handle_option) <OPT_fold_stack_check_>: New case.
10497 <OPT_fstack_check>: Likewise.
10498 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10499 consistently in the test for variable-sized types. Adjust for
10500 new behaviour of flag_stack_check.
10501 * explow.c: Include except.h.
10502 (allocate_dynamic_stack_space): Do not take into account
10503 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10504 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10505 for variable-sized parameters. Treat all parameters whose size is
10506 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10507 stack checking is enabled.
10508 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10509 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10510 if generic stack checking is enabled.
10511 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10512 * reload1.c (reload): Likewise.
10513 * stmt.c (expand_decl): Assert that all automatic variables have
10514 fixed size at this point and remove dead code.
10515 * flags.h (stack_check_type): New enumeration type.
10516 (flag_stack_check): Declare.
10517 * toplev.c (flag_stack_check): New global variable.
10518 * Makefile.in (opts.o): Add dependency on EXPR_H.
10519 (explow.o): Add dependency on except.h.
10521 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10523 * config/avr/avr.c (avr_override_options): Reduce value of
10524 PARAM_INLINE_CALL_COST.
10526 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10528 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10529 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10530 lieu of TYPE_MODE (type) throughout.
10532 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10534 * config/arm/arm.c (add_minipool_backward_ref): Check for
10535 8-byte-aligned entries in second case of forcing insertion after a
10536 particular entry. Change third case to avoid inserting
10537 non-8-byte-aligned entries before 8-byte-aligned ones.
10539 2008-08-15 Richard Guenther <rguenther@suse.de>
10541 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10542 strip components for unknown size accesses.
10544 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10546 * config/s390/2097.md New file.
10547 * config/s390/s390.md ("z10prop" attribute): Define none,
10548 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10549 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10550 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10551 possible values and apply them to insns as appropriate.
10552 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10553 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10554 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10555 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10556 ("bfp" mode attribute): Removed. Every occurence replaced
10558 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10559 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10562 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10565 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10568 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10571 additional argument. Support reduction when duplication is needed due
10572 to data-types of different sizes in the loop.
10573 (get_initial_def_for_induction): Fix printout.
10574 (vect_get_vec_def_for_stmt_copy): Support case where the
10575 vec_stmt_for_operand is a phi node.
10576 (vectorizable_reduction): Support reduction when duplication is needed
10577 due to data-types of different sizes in the loop.
10578 (vectorizable_call): Remove restriction to not vectorize in case we
10579 have data-types of different sizes in the loop.
10580 (vectorizable_conversion): Likewise.
10581 (vectorizable_operation): Likewise.
10582 (vectorizable_type_demotion): Likewise.
10583 (vectorizable_type_promotion): Likewise.
10584 (vectorizable_induction): Add restriction to not vectorize in case
10585 we have data-types of different sizes in the loop.
10587 2008-08-14 Christophe Saout <christophe@saout.de>
10588 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10592 (*vec_concatv2di_rex64_sse4_1): Ditto.
10593 (*vec_concatv2di_rex64_sse): Ditto.
10595 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10597 PR middle-end/37103
10598 * fold-const.c (fold_widened_comparison): Do not allow
10599 sign changes that change the result even if shorter type
10600 is wider than arg1_unw's type.
10602 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10604 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10605 Skip if the multilib testing specifies -march that does not
10606 agree with the one specified in the testcase.
10608 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10610 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10611 zero extend SImode values being converted to TFmode before passing
10614 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10616 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10617 __PPU__ when targeting the Cell/B.E. PPU processor.
10619 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10621 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10622 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10623 Rematerialize the static chain, if any.
10624 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10627 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10629 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10630 (new_loc_descr): Likewise.
10631 (add_loc_descr): Likewise.
10632 (size_of_loc_descr): Likewise.
10633 (size_of_locs): Likewise.
10634 (output_loc_operands): Likewise.
10635 (output_loc_sequence): Likewise.
10636 (new_reg_loc_descr): New.
10637 (build_cfa_loc): Use it.
10638 (build_cfa_aligned_loc): Likewise.
10639 (one_reg_loc_descriptor): Likewise.
10640 (based_loc_descr): Likewise.
10642 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10645 * doc/invoke.texi (Wmain): Update.
10646 * c-decl.c (start_decl): warn_main is only 0 or 1.
10647 (start_function): Likewise. Fix formatting.
10648 (finish_function): Delete redundant warning.
10649 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10650 * c-opts (c_common_handle_option): -Wall only has effect if
10651 warn_main is uninitialized. OPT_Wmain is automatically
10652 handled. -pedantic also enables Wmain.
10653 (c_common_post_options): Handle all logic for Wmain here.
10654 * c-common.c (warn_main): Delete.
10655 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10656 * c-common.h (warn_main): Delete.
10658 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10660 PR middle-end/36701
10661 * expr.c (emit_group_store): Allocate stack temp with the
10662 largest alignment when copying from register to stack.
10664 2008-08-13 Richard Guenther <rguenther@suse.de>
10666 * tree.h (maybe_fold_offset_to_address): Declare.
10667 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10668 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10669 Likewise for POINTER_PLUS_EXPR.
10670 (maybe_fold_offset_to_reference): Enable disabled code.
10671 (maybe_fold_offset_to_address): New function.
10672 (fold_stmt_r): Use it.
10673 (fold_gimple_assign): Likewise.
10674 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10675 (gimplify_expr): Likewise.
10677 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10679 * toplev.h (pedwarn_at): Fix declaration.
10681 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10683 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10684 LINK_SPEC): Use %R in -Y P argument.
10686 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10689 * diagnostic.c (pedwarn_at): New.
10690 * toplev.h (pedwarn_at): Declare.
10691 * c-tree.h (build_enumerator): Update declaration.
10692 * c-decl.c (finish_enum): Update comment.
10693 (build_enumerator): Take a location parameter. Give a pedwarn but do
10694 not perform any conversion.
10695 * c-parser.c (c_parser_enum_specifier): Set correct location for
10698 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10701 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10702 expressions except for conversions to signed:1 bitfields. Handle
10703 COND_EXPR with constant operands.
10705 2008-08-13 Richard Guenther <rguenther@suse.de>
10707 PR tree-optimization/15255
10708 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10709 (struct oecount_s): New struct and VEC types.
10710 (cvec): New global.
10711 (oecount_hash): New function.
10712 (oecount_eq): Likewise.
10713 (oecount_cmp): Likewise.
10714 (zero_one_operation): New function.
10715 (build_and_add_sum): Likewise.
10716 (undistribute_ops_list): Perform un-distribution of multiplication
10717 and division on the chain of summands.
10718 (should_break_up_subtract): Also break up subtracts for factors.
10719 (reassociate_bb): Delete dead visited statements.
10720 Call undistribute_ops_list. Re-sort and optimize if it did something.
10721 * passes.c (init_optimization_passes): Move DSE before
10723 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10726 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10728 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10730 * doc/invoke.texi: Revert unintended checkin.
10732 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10735 * gcc.c (include_spec_function): Tweak call to find_a_file.
10737 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10739 PR middle-end/37014
10740 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10741 and TRUTH_ORIF_EXPR.
10742 * dojump.c (do_jump): Likewise.
10744 PR tree-optimization/37084
10745 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10746 if id->regimplify, don't assume stmt is a cast assignment.
10748 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10750 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10752 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10755 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10758 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10760 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10761 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10763 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10764 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10765 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10766 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10767 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10769 * doc/tm.texi (Storage Layout): Remove documentation for
10770 TARGET_FLOAT_FORMAT.
10772 * simplify-rtx.c (simplify_binary_operation_1): Replace
10773 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10775 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10777 * real.h (struct real_format): New member has_sign_dependent_rounding.
10778 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10779 spu_single_format, ieee_double_format, mips_double_format,
10780 motorola_double_format, ieee_extended_motorola_format,
10781 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10782 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10783 mips_extended_format, ieee_quad_format, mips_quad_format,
10784 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10785 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10787 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10788 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10789 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10790 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10791 (ROUND_TOWARDS_ZERO): Likewise.
10793 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10794 (FLOAT_MODE_FORMAT): New macro.
10795 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10796 (MODE_COMPOSITE_P): ... this new macro.
10797 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10798 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10799 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10801 * flags.h: Include "real.h".
10803 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10804 REAL_MODE_FORMAT_COMPOSITE_P.
10805 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10807 * doc/tm.texi (Storage Layout): Remove documentation of
10808 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10809 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10810 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10811 they only apply to libgcc2.a.
10813 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10815 * config/spu/float_disf.c: New file.
10816 * config/spu/float_unsdisf.c: New file.
10817 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10818 (LIB2FUNCS_EXCLUDE): Define.
10820 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10821 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10823 * real.h (struct real_format): New member round_towards_zero.
10824 * real.c (round_for_format): Respect fmt->round_towards_zero.
10825 (ieee_single_format, mips_single_format, motorola_single_format,
10826 spu_single_format, ieee_double_format, mips_double_format,
10827 motorola_double_format, ieee_extended_motorola_format,
10828 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10829 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10830 mips_extended_format, ieee_quad_format, mips_quad_format,
10831 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10832 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10834 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10835 real_format to choose rounding mode when calling MPFR functions.
10836 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10837 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10839 * real.h (real_to_decimal_for_mode): Add prototype.
10840 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10841 Respect target rounding mode when generating decimal representation.
10842 (real_to_decimal): New stub for backwards compatibility.
10843 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10844 real_to_decimal_for_mode instead of real_to_decimal.
10846 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10848 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10849 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10851 * real.c (spu_single_format): New variable.
10852 * real.h (spu_single_format): Declare.
10854 * config/spu/spu.c (spu_override_options): Install SFmode format.
10855 (spu_split_immediate): Use integer mode to operate on pieces of
10856 floating-point values in all cases.
10858 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10859 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10860 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10862 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10864 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10868 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10870 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10873 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10874 on the VAR_DECL instead of TYPE_READONLY on its type.
10876 2008-08-12 Ira Rosen <irar@il.ibm.com>
10878 * tree-vectorizer.c: Depend on langhooks.h.
10879 (supportable_widening_operation): Add two arguments. Support double
10881 (supportable_narrowing_operation): Likewise.
10882 * tree-vectorizer.h (supportable_widening_operation): Add two
10884 (supportable_narrowing_operation): Likewise.
10885 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10886 supportable_widening_operation with correct arguments.
10887 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10888 (vectorizable_type_demotion): Support double type conversions.
10889 (vectorizable_type_promotion): Likewise.
10890 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10892 2008-08-11 Michael Matz <matz@suse.de>
10894 * i386/i386.c (override_options): Move initialisation from
10895 flag_schedule_insns_after_reload to here from ...
10896 (optimization_options): ... here.
10898 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10900 PR rtl-optimization/36998
10901 * dwarf2out.c (compute_barrier_args_size_1,
10902 compute_barrier_args_size): Temporarily remove assertions.
10904 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10906 PR middle-end/20644
10907 * tree-ssa.c (struct walk_data): Add new flag
10908 warn_possibly_uninitialized.
10909 (warn_uninitialized_var): Use it.
10910 (warn_uninitialized_vars): New.
10911 (execute_early_warn_uninitialized): Call it.
10912 (execute_late_warn_uninitialized): Likewise.
10914 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10916 PR middle-end/36238
10917 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10918 for memory subregs.
10920 2008-08-09 Jan Hubicka <jh@suse.cz>
10923 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10925 (expand_fix): Be prepared for expansion to fail.
10926 (expand_sfix_optab): Remove instructions if expansion failed.
10928 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10930 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10931 avr31 architecture.
10932 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10933 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10935 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10937 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10938 mips/t-libgcc-mips16 to tmake_file.
10939 * config/mips/mips-protos.h (mips_call_type): New enum.
10940 (mips_pic_base_register, mips_got_load): Declare.
10941 (mips_restore_gp): Take an rtx argument.
10942 (mips_use_pic_fn_addr_reg_p): Declare.
10943 (mips_expand_call): Replace the sibcall_p argument with
10944 a mips_call_type argument. Add a lazy_p parameter.
10945 (mips_split_call): Declare.
10946 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10947 (MIPS16_PIC_TEMP): Likewise.
10948 (reg_class): Delete M16_NA_REGS.
10949 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10950 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10951 (mips_split_hi_p): Declare.
10952 * config/mips/mips.c (mips_split_hi_p): New array.
10953 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10954 (mips_got_symbol_type_p): New function.
10955 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10956 (mips16_stub_function_p): New function.
10957 (mips16_local_function_p): Likewise.
10958 (mips_use_pic_fn_addr_reg_p): Likewise.
10959 (mips_cannot_force_const_mem): Return false for HIGHs.
10960 Extend CONST_INT and symbolic handling to MIPS16, using
10961 mips_symbol_insns to check that the base symbol type is a
10962 legitimate constant. Reject GOT-based constants if
10963 TARGET_MIPS16_PCREL_LOADS.
10964 (mips_const_insns): Check targetm.cannot_force_const_mem when
10965 decomposing a symbolic base and a large offset.
10966 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10967 When calling a function that needs $25 from MIPS16 code,
10968 move the target address into $25 separately and add a USE
10970 (mips16_gp_pseudo_reg): Insert the initializer immediately
10971 before the first real insn.
10972 (mips_pic_base_register, mips_got_load): New functions.
10973 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10974 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10975 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10976 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10977 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10978 also passing NULL_RTX rather than const0_rtx as the aux argument.
10979 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10980 instead of TARGET_EXPLICIT_RELOCS.
10981 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10982 (mips_load_call_address): Replace the sibcall_p argument with
10983 a mips_call_type argument. Use mips_got_load.
10984 (mips16_local_alias): New structure.
10985 (mips16_local_aliases): New variable.
10986 (mips16_local_aliases_hash): New function.
10987 (mips16_local_aliases_eq): Likewise.
10988 (mips16_local_alias): Likewise.
10989 (mips16_stub_function): Likewise.
10990 (mips16_build_function_stub): Create a local alias for the target
10991 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10992 .cpload directive and an R_MIPS_NONE relocation for the target
10993 function, then load the alias rather than the function itself.
10994 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10995 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10996 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10997 (mips16_build_call_stub): Replace the FN parameter with an
10998 FN_PTR parameter. Force the address into a register if it
10999 isn't a call_insn_operand; don't rely on the caller to do this.
11000 If a call to a locally-defined and locally-binding MIPS16
11001 function must be made indirectly, redirect the call to the
11002 function's local alias. Use mips16_stub_function_p,
11003 mips16_stub_function, mips_expand_call and use_reg.
11004 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11005 Use explicit %hi and %lo accesses where possible.
11006 Use MIPS_CALL to generate the correct code form of a
11007 jal instruction. Add clobbers of $18 instead of uses.
11008 Update the call to mips_emit_call_insn.
11009 (mips_expand_call): Replace the SIBCALL_P argument with a
11010 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11011 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11012 allowing it to modify the call address. Update the calls to
11013 mips_load_call_address and mips_emit_call_insn.
11014 (mips_split_call): New function.
11015 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11016 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11017 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11018 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11019 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11021 (mips_cprestore_slot): New function.
11022 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11023 and use mips_cprestore_slot.
11024 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11026 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11027 then use a copygp_mips16 instruction to set up $28.
11028 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11029 (mips16_lay_out_constants): Call split_all_insns_noflow.
11030 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11031 false if TARGET_MIPS16.
11032 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11033 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11034 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11035 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11036 MIPS16 code. Allow MIPS16 o32 PIC.
11037 (mips_override_options): Allow MIPS16 o32 PIC.
11038 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11039 after reload if TARGET_USE_GOT.
11040 (UNSPEC_COPYGP): New constant.
11041 (length): Use a default length of 8 for MIPS16 GOT loads.
11042 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11043 (*got_page<mode>): Check mips_split_hi_p.
11044 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11045 (unspec_got<mode>, unspec_call<mode>): New expanders.
11046 (load_got<mode>, load_call<mode>): Remove the length attributes.
11047 Use a got attribute instead of a type attribute.
11048 (copygp_mips16): New insn.
11049 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11050 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11051 (sibcall, sibcall_value, call, call_value): Update the calls
11052 to mips_expand_call.
11053 (call_internal, call_value_internal): Use mips_split_call.
11054 (call_value_multiple_internal): Likewise.
11055 (call_split): Move after call_internal (the insn it is split from).
11056 (call_internal_direct, call_value_internal_direct): Turn into
11057 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11058 (call_direct_split, call_value_direct_split): New patterns.
11059 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11060 and use M16_REGS instead of M16_NA_REGS.
11061 * config/mips/predicates.md (const_call_insn_operand): Replace
11062 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11063 mips_use_pic_fn_addr_reg_p check.
11064 (move_operand): Reject HIGHs if mips_split_hi_p.
11065 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11066 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11067 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11068 * config/mips/libgcc-mips16.ver: New file.
11069 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11070 $(srcdir)/config/mips/libgcc-mips16.ver.
11072 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11074 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11076 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11077 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11078 (mips16_cfun_returns_in_fpr_p): Likewise.
11080 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11082 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11084 rather than 4 to PC.
11086 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11088 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11089 (FUNCTION_PROFILER): Save the static chain pointer into $2
11090 beforehand and restore it aftewards.
11091 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11092 address directly into $25 and call the function through $25;
11093 do not clobber $3. Pad the DImode version to cover the space
11094 left by the deleted $25 <- $3 move.
11095 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11096 the removal of the $25 <- $3 move.
11097 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11098 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11100 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11101 Daniel Jacobowitz <dan@codesourcery.com>
11103 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11104 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11105 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11106 * config/mips/mips.c (mips_start_function_definition): New function.
11107 (mips_end_function_definition): Likewise.
11108 (mips_output_function_prologue): Use mips_start_function_definition.
11109 (mips_output_function_epilogue): Use mips_end_function_definition.
11110 (build_mips16_function_stub): Use mips_start_function_definition
11111 and mips_end_function_definition.
11112 (build_mips16_call_stub): Likewise.
11114 2008-08-09 Richard Guenther <rguenther@suse.de>
11116 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11117 * gimple.h (gimple_call_fn): Adjust comment.
11118 (gimple_call_set_fndecl): New function.
11119 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11120 longer having bare FUNCTION_DECL operand.
11121 (gimple_call_return_type): Likewise.
11122 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11124 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11125 (gimple_mod_pow2): Likewise.
11126 (gimple_mod_subtract): Likewise.
11127 (gimple_ic): Likewise.
11128 (gimple_stringop_fixed_value): Likewise.
11129 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11130 longer having bare FUNCTION_DECL operand.
11131 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11132 * omp-low.c (optimize_omp_library_calls): Likewise.
11133 * cgraphunit.c (update_call_expr): Likewise.
11134 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11135 (execute_convert_to_rsqrt): Likewise.
11136 * cfgexpand.c (gimple_to_tree): Simplify.
11137 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11138 bare FUNCTION_DECL operand.
11139 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11140 (convert_gimple_call): Use gimple_call_fndecl.
11141 * c-common.c (c_warn_unused_result): Likewise.
11143 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11146 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11147 (c_finish_return): Likewise.
11148 (c_start_case): Likewise.
11149 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11150 * c-parser.c (c_parser_condition): New. Call
11151 verify_sequence_points.
11152 (c_parser_paren_condition): Call c_parser_condition.
11153 (c_parser_for_statement): Call c_parser_condition.
11155 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11158 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11159 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11160 Moved from diagnostic.h
11161 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11163 (emit_diagnostic): New.
11164 (warning0, pedwarn0): Delete.
11165 (warning, warning_at, pedwarn, permerror): Return bool.
11166 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11167 Moved to diagnostic.c.
11168 (struct diagnostic_context): Use correct type for
11169 classify_diagnostic.
11170 (diagnostic_report_diagnostic): Update declaration.
11171 (emit_diagnostic): Declare.
11172 * errors.c (warning): Return bool.
11173 * errors.h (warning): Update declaration.
11174 * toplev.h (warning0, pedwarn0): Delete.
11175 (warning, warning_at, pedwarn, permerror): Return bool.
11176 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11177 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11178 inform. Update all calls.
11179 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11180 before giving informative note.
11181 (implicit_decl_warning): Likewise.
11182 * c-typeck.c (build_function_call): Likewise.
11183 * tree-sssa.c (warn_uninit): Likewise.
11184 * builtins.c (gimplify_va_arg_expr): Likewise.
11186 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11189 * doc/invoke.texi (-Wextra): Move warning from here...
11190 (-Wuninitialized): ... to here.
11192 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11195 * flags.h (set_Wunused): Delete
11196 * toplev.c (process_options): Handle Wunused flags here.
11197 * opts.c (maybe_warn_unused_parameter): Delete.
11198 (common_handle_option): Replace set_Wunused by warn_unused.
11199 (set_Wextra): Do not handle Wunused-parameter here.
11200 (set_Wunused): Delete.
11201 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11203 * common.opt (Wunused): Add Var and Init.
11204 (Wunused-function): Likewise.
11205 (Wunused-label): Likewise.
11206 (Wunused-parameter): Likewise.
11207 (Wunused-value): Likewise.
11208 (Wunused-variable): Likewise.
11210 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11212 * doc/invoke.texi: Add cpu_type power7.
11213 * config.in (HAVE_AS_VSX): New.
11214 * config.gcc: Add cpu_type power7.
11215 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11217 * configure: Regenerate.
11218 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11220 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11221 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11222 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11224 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11226 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11227 type to vectorize.builtin_conversion.
11228 (vectorizable_conversion): Likewise.
11229 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11230 integral type as input.
11231 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11233 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11234 and ALTIVEC_BUILTIN_VCTSXS.
11235 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11238 2008-08-08 Richard Guenther <rguenther@suse.de>
11240 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11241 (surely_varying_stmt_p): Calls are varying only if they are
11242 non-builtin and not indirect or have no result.
11243 (ccp_fold): Re-instantiate code before the tuples merge.
11245 2008-08-08 Richard Guenther <rguenther@suse.de>
11247 PR tree-optimization/37056
11248 * gimple.h (gimple_assign_rhs_class): New helper function.
11249 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11250 unary operations properly.
11252 2008-08-07 Jan Hubicka <jh@suse.cz>
11254 * i386.h (ix86_size_cost): Declare.
11255 (ix86_cur_cost): New function macro.
11256 * i386.md (peepholes expanding size and splitters): Predicate by
11257 optimize_insn_for_speed_p.
11258 (peepholes reduce size and splitters): Predicate by
11259 optimize_insn_for_size_p.
11260 * i386.c (ix86_size_cost): Rename from ...
11261 (size_cost): This one.
11262 (override_options): Update.
11263 (decide_alg): Likewise.
11264 (ix86_expand_clear): Use RTL profile.
11265 (ix86_pad_returns): Use RTL profile.
11267 2008-08-07 Jan Hubicka <jh@suse.cz>
11269 * recog.c (split_all_insns): Set RTL profile
11270 (peephole2_optimize): Likewise.
11271 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11272 * combine.c (combine_instructions): Likewise.
11274 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11276 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11278 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11280 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11281 value in a6 after the set_frame_ptr insn.
11283 2008-08-07 Richard Henderson <rth@redhat.com>
11286 * gcc.c (cpp_options): Pass along -g*.
11288 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11290 * config/arm/arm.c (output_move_neon): Update comment describing
11291 big-endian vector layout.
11292 (arm_assemble_integer): Do not handle big-endian NEON vectors
11294 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11295 neon_vget_lane<mode>_sext_internal,
11296 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11297 element indices for big-endian.
11299 2008-08-07 Richard Henderson <rth@redhat.com>
11301 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11302 * configure, config.in: Rebuild.
11303 * debug.h (dwarf2out_do_cfi_asm): Declare.
11304 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11305 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11306 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11307 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11309 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11311 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11312 movv2si_internal): Combine into mov<mode>_internal.
11313 (movv2si_internal_2): Remove.
11315 2008-08-07 Jan Hubicka <jh@suse.cz>
11318 * i386.md (single stringop patterns): Enable unconditionally.
11320 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11323 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11325 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11326 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11328 * config/i386/sse.md (sse2_movq128): New.
11330 * doc/extend.texi: Document __builtin_ia32_movq128.
11332 2008-08-07 Richard Guenther <rguenther@suse.de>
11334 PR middle-end/37042
11335 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11336 pointers can access anything.
11338 2008-08-06 Jan Hubicka <jh@suse.cz>
11340 * optabs.c (emit_unop_insn): Break out to ...
11341 (maybe_emit_unop_insn): ... this one.
11342 (expand_sfix_optab): Use maybe variant.
11343 * optabs.h (maybe_emit_unop_insn): Declare.
11345 * i386.md (mov0 patterns): Enable by default.
11346 (FP conversion expanders): Disable expansion of code expanding
11347 sequences when instruction should be optimized for size.
11348 (single strinop patterns): Enable when optimizing for size.
11349 (string expanders): Disable expanding of code expanding sequences
11350 when optimizning instruction for size.
11351 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11353 (ix86_fp_comparison_sahf_cost): Likewise.
11354 (ix86_expand_branch): Likewise.
11355 (ix86_expand_ashl_const): Likewise.
11356 (ix86_split_ashl): Likewise.
11357 (ix86_expand_strlen): Likewise.
11358 (ix86_emit_fp_unordered_jump): Likewie.
11360 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11362 * c-common.c: Fix typo.
11363 (c_common_reswords): Activate more C++ keyword warnings.
11365 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11367 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11370 * diagnostic.c (permerror_at): New.
11371 * toplev.h (permerror_at): Declare.
11373 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11374 Ira Rosen <irar@il.ibm.com>
11376 * tree-vect-transform.c (vect_model_simple_cost): Return
11377 immediately if stmt is pure SLP.
11378 (vect_model_store_cost): Ditto.
11379 (vect_model_load_cost): Ditto.
11380 (vectorizable_store): Remove PURE_SLP check before call
11381 to vect_model_store_cost.
11382 (vect_model_store_cost): When checking whether stmt describe
11383 strided access, add a check that it is not slp_node.
11385 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11388 * c-common.c (warn_for_sign_compare): New. Handle separately the
11389 case that 'constant' is zero.
11390 * c-typeck.c (build_binary_op): Move code to c-common.c
11392 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11394 * config/alpha/alpha.c (alpha_preferred_reload_class,
11395 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11396 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11397 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11398 * config/arm/arm.md: Likewise.
11399 * config/avr/avr-protos.h (preferred_reload_class,
11400 test_hard_reg_class, avr_simplify_comparison_p,
11401 out_shift_with_cnt, class_max_nregs): Likewise.
11402 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11403 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11404 preferred_reload_class, test_hard_reg_class): Likewise.
11405 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11406 bfin_memory_move_cost, bfin_secondary_reload,
11407 bfin_output_mi_thunk): Likewise.
11408 * config/crx/crx.c (crx_secondary_reload_class,
11409 crx_memory_move_cost): Likewise.
11410 * config/frv/frv-protos.h (frv_secondary_reload_class,
11411 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11412 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11413 frv_secondary_reload_class, frv_class_likely_spilled_p,
11414 frv_class_max_nregs): Likewise.
11415 * config/h8300/h8300.c (h8300_classify_operand,
11416 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11418 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11419 * config/ia64/ia64.c (ia64_preferred_reload_class,
11420 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11421 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11422 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11424 * config/m68hc11/m68hc11.c (preferred_reload_class,
11425 m68hc11_memory_move_cost): Likewise.
11426 * config/mcore/mcore.c (mcore_secondary_reload_class,
11427 mcore_reload_class): Likewise.
11428 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11429 mips_class_max_nregs, mips_cannot_change_mode_class,
11430 mips_preferred_reload_class, mips_secondary_reload_class,
11431 mips_output_mi_thunk): Likewise.
11432 * config/mmix/mmix.c (mmix_preferred_reload_class,
11433 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11435 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11437 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11438 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11439 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11440 * config/rs6000/rs6000.c (paired_expand_vector_init,
11441 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11442 compare_section_name, rs6000_memory_move_cost): Likewise.
11443 * config/s390/s390.c (s390_emit_compare_and_swap,
11444 s390_preferred_reload_class, s390_secondary_reload,
11445 legitimize_pic_address, legitimize_tls_address,
11446 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11447 s390_class_max_nregs): Likewise.
11448 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11449 * config/s390/s390.md: Likewise.
11450 * config/score/score-protos.h (score_secondary_reload_class,
11451 score_preferred_reload_class): Likewise.
11452 * config/score/score.c (score_preferred_reload_class,
11453 score_secondary_reload_class): Likewise.
11454 * config/score/score3.c (score3_output_mi_thunk,
11455 score3_preferred_reload_class, score3_secondary_reload_class,
11456 score3_hard_regno_mode_ok): Likewise.
11457 * config/score/score3.h (score3_preferred_reload_class,
11458 score3_secondary_reload_class): Likewise.
11459 * config/score/score7.c (score7_output_mi_thunk,
11460 score7_preferred_reload_class, score7_secondary_reload_class,
11461 score7_hard_regno_mode_ok): Likewise.
11462 * config/score/score7.h (score7_preferred_reload_class,
11463 score7_secondary_reload_class): Likewise.
11464 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11465 output_branchy_insn, add_constant, gen_block_redirect,
11466 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11467 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11468 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11469 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11470 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11471 xstormy16_preferred_reload_class): Likewise.
11472 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11473 xtensa_expand_atomic, override_options,
11474 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11476 * reorg.c (try_merge_delay_insns): Likewise.
11477 * tree.c (merge_dllimport_decl_attributes): Likewise.
11479 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11481 2008-08-06 Michael Matz <matz@suse.de>
11483 * Makefile.in (write_entries_to_file): Quote words.
11484 * gengtype.c (read_input_line): Skip over leading white-space.
11486 2008-08-06 Marc Gauthier <marc@tensilica.com>
11488 * config.gcc: Match more processor names for Xtensa.
11489 * configure.ac: Likewise.
11490 * doc/install.texi (Specific): Likewise.
11491 * configure: Regenerate.
11493 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11495 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11496 * calls.c (avoid_likely_spilled_reg): Likewise.
11497 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11498 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11499 * config/i386/i386.c (ix86_expand_special_args_builtin,
11500 ix86_secondary_reload): Likewise.
11501 * except.c (struct eh_region, gen_eh_region_catch,
11502 remove_unreachable_regions, duplicate_eh_regions,
11503 assign_filter_values, build_post_landing_pads,
11504 sjlj_find_directly_reachable_regions, remove_eh_handler,
11505 reachable_next_level, foreach_reachable_handler,
11506 can_throw_internal_1, can_throw_external_1,
11507 collect_one_action_chain): Likewise.
11508 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11509 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11510 * function.c (update_temp_slot_address, instantiate_new_reg,
11511 instantiate_virtual_regs_in_rtx,
11512 instantiate_virtual_regs_in_insn): Likewise.
11513 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11514 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11515 gimplify_cleanup_point_expr): Likewise.
11516 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11517 * passes.c (next_pass_1): Likewise.
11518 * print-tree.c (print_node_brief, print_node): Likewise.
11519 * profile.c (branch_prob): Likewise.
11520 * tree-dump.c (dump_register): Likewise.
11521 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11523 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11524 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11525 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11526 copy_arguments_for_versioning, copy_static_chain): Likewise.
11527 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11528 add_new_name_mapping, register_new_name_mapping): Likewise.
11529 * tree-mudflap.c (mf_xform_derefs): Likewise.
11530 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11531 get_init_expr, combine_chains): Likewise.
11532 * tree-pretty-print.c (dump_generic_node): Likewise.
11533 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11534 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11535 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11536 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11538 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11540 PR middle-end/37010
11541 * calls.c (expand_call): Use the biggest preferred stack
11544 2008-08-06 Michael Matz <matz@suse.de>
11547 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11548 for reused reload, instead of overwriting them.
11550 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11552 PR middle-end/37009
11553 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11554 for incoming stack boundary.
11556 * function.c (assign_parm_find_entry_rtl): Update
11557 parm_stack_boundary.
11559 * function.h (rtl_data): Add parm_stack_boundary.
11561 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11562 parm_stack_boundary for incoming stack boundary.
11564 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11566 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11567 for unrepresentable subregs or treat them as equal to other regs
11568 or subregs with the same register number.
11570 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11572 PR middle-end/35432
11573 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11576 2008-08-06 Jan Hubicka <jh@suse.cz>
11578 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11579 frequencies might be hot.
11581 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11583 * reload.c (find_reloads): Force constants into literal pool
11584 also if they are wrapped in a SUBREG.
11586 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11589 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11590 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11591 Don't allow predicated instructions for data speculation.
11592 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11595 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11597 * haifa-sched.c (extend_global): Split to extend_global_data and
11598 extend_region_data. Update all uses.
11599 (extend_all): Rename to extend_block_data.
11601 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11603 * sched-rgn.c (new_ready): Check if instruction can be
11604 speculatively scheduled before attempting speculation.
11605 (debug_rgn_dependencies): Remove wrongful assert.
11607 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11609 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11611 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11613 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11614 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11615 va_size, and type_size.
11617 2008-08-04 Jason Merrill <jason@redhat.com>
11620 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11621 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11623 2008-08-05 Richard Henderson <rth@redhat.com>
11625 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11626 * configure: Rebuild.
11628 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11631 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11632 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11635 2008-08-05 Richard Henderson <rth@redhat.com>
11637 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11638 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11639 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11640 * common.opt (fdwarf2-cfi-asm): New.
11641 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11642 * config.in, configure: Rebuild.
11643 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11644 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11646 (dw2_force_const_mem): Externalize.
11647 * dwarf2asm.h: Update.
11648 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11649 generate a real label.
11650 (output_cfi_directive): New.
11651 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11652 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11653 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11655 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11656 (output_loc_operands_raw, output_loc_sequence_raw): New.
11657 (output_cfa_loc_raw): New.
11659 2008-08-05 Paul Brook <paul@codesourcery.com>
11661 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11662 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11663 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11664 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11665 * config/arm/arm.h (TARGET_VFPD32): Define.
11666 (TARGET_VFP3): Use TARGET_VFPD32.
11667 (fputype): Add FPUTYPE_VFP3D16.
11668 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11669 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11670 * config/arm/arm-cores.def: Add cortex-r4f.
11671 * config/arm/arm-tune.md: Regenerate.
11673 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11675 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11676 Reword some comments throughout the file.
11678 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11679 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11680 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11681 MFC_MIN_DMA_LIST_ELEMENTS.
11682 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11683 MFC_MAX_DMA_LIST_ELEMENTS.
11685 (MFC_START_ENABLE): Remove PPU-only define.
11686 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11687 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11689 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11690 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11691 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11692 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11693 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11694 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11695 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11697 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11698 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11699 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11700 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11702 (spu_read_machine_status): Fix typo.
11704 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11706 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11707 SUBREG of multi-word hard register.
11708 * config/spu/spu.c (valid_subreg): Likewise.
11709 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11711 2008-08-04 Richard Guenther <rguenther@suse.de>
11713 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11714 the candidate with the stripped base if that base is different
11715 from the original base even for offset zero.
11717 2008-08-04 Richard Guenther <rguenther@suse.de>
11719 PR middle-end/36691
11720 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11721 check for no_overflow.
11723 2008-08-04 Richard Guenther <rguenther@suse.de>
11725 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11727 2008-08-04 Paul Brook <paul@codesourcery.com>
11729 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11730 (arm_order_regs_for_local_alloc): New function.
11731 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11733 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11735 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11738 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11739 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11740 (ix86_expand_epilogue): Likewise.
11742 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11744 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11747 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11749 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11750 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11751 (*movv2sf_internal_rex64): Ditto.
11753 2008-08-03 Jan Hubicka <jh@suse.cz>
11755 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11756 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11757 * expmed.c (expand_smod_pow2): Likewise.
11759 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11763 alternative 0 of operand 1.
11764 (*vec_concatv2di_rex64_sse): Ditto.
11765 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11767 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11769 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11770 (*movv2sf_internal_rex64): Ditto.
11772 2008-08-02 Richard Guenther <rguenther@suse.de>
11775 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11776 (ssedoublesizemode): New mode attribute.
11777 (sse_shufps): Call gen_sse_shufps_v4sf.
11778 (sse_shufps_1): Macroize.
11779 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11780 (sse2_shufpd_1): Macroize.
11781 (vec_extract_odd, vec_extract_even): New expanders.
11782 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11783 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11784 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11785 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11786 (ix86_expand_vector_set): Likewise.
11787 (ix86_expand_reduc_v4sf): Likewise.
11789 2008-08-01 Doug Kwan <dougkwan@google.com>
11791 * matrix-reorg.c: Re-enable all code.
11792 (struct malloc_call_data): Change CALL_STMT to gimple type.
11793 (collect_data_for_malloc_call): Tuplify.
11794 (struct access_site_info): Change STMT to gimple type.
11795 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11796 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11797 (struct free_info): Change STMT to gimple type.
11798 (struct matrix_access_phi_node): Change PHI to gimple type.
11799 (get_inner_of_cast_expr): Remove.
11800 (may_flatten_matrices_1): Tuplify.
11801 (may_flatten_matrices): Ditto.
11802 (mark_min_matrix_escape_level): Ditto.
11803 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11804 (ssa_accessed_in_call_rhs): New
11805 (ssa_accessed_in_assign_rhs): New
11806 (record_access_alloc_site_info): Tuplify.
11807 (add_allocation_site): Ditto.
11808 (analyze_matrix_allocation_site): Ditto.
11809 (analyze_transpose): Ditto.
11810 (get_index_from_offset): Ditto.
11811 (update_type_size): Ditto.
11812 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11813 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11814 (analyze_accesses_for_phi_node): Tuplify.
11815 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11816 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11817 (analyze_matrix_accesses): Tuplify.
11818 (check_var_data): New call-back type for check_var_notmodified_p.
11819 (check_var_notmodified_p): Tuplify and use call-back struct to
11820 return statement found.
11821 (can_calculate_expr_before_stmt): Factor out statement related code
11823 (can_calculate_stmt_before_stmt): New.
11824 (check_allocation_function): Tuplify.
11825 (find_sites_in_func): Ditto.
11826 (record_all_accesses_in_func): Ditto.
11827 (transform_access_sites): Ditto.
11828 (transform_allocation_sites): Ditto.
11829 (matrix_reorg): Re-enable.
11830 (gate_matrix_reorg): Re-enable.
11832 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11834 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11835 for labels for which it hasn't been set yet. If it has been set,
11836 stop walking insns and continue with next worklist item.
11837 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11838 if the only BARRIER is at the very end of a function.
11840 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11842 * cfgexpand.c (expand_stack_alignment): Assert that
11843 stack_realign_drap and drap_rtx must match.
11845 * function.c (instantiate_new_reg): If DRAP is used to realign
11846 stack, replace virtual_incoming_args_rtx with internal arg
11849 2008-08-01 Richard Guenther <rguenther@suse.de>
11851 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11852 loop information only if we initialized it.
11853 (execute_pre): Call fini_pre with in_fre.
11854 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11855 if we do not unroll because we hit max-completely-peeled-insns.
11856 Use our estimation for consistency, do allow shrinking.
11858 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11860 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11861 with MIN_STACK_BOUNDARY.
11862 (ix86_update_stack_boundary): Likewise.
11863 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11866 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11867 (MIN_STACK_BOUNDARY): This.
11869 2008-08-01 Richard Guenther <rguenther@suse.de>
11871 PR middle-end/36997
11872 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11874 2008-08-01 Richard Guenther <rguenther@suse.de>
11876 PR tree-optimization/36988
11877 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11878 do not matter if that doesn't change volatile qualification.
11880 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11882 * configure.ac: Do not generate libada-mk. Do not subst
11883 host_cc_for_libada.
11884 * libada-mk.in: Remove.
11885 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11886 * configure: Regenerate.
11888 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11890 * tree-pass.h: Added comment about not dumping passes with name
11891 starting with star in struct opt_pass.
11892 * passes.c (register_dump_files_1): Don't do dump for a pass with
11893 name starting with star.
11894 * doc/passes.texi (Pass manager): Mention pass names and special
11895 meaning of star prefix to avoid dump.
11897 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11899 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11901 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11902 (ISA_MIPS64R2): New macro.
11903 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11904 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11905 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11906 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11907 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11908 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11909 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11910 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11911 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11912 Move up to keep list alphabetically sorted.
11913 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11914 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11916 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11917 (-march=@var{arch}): Add mips64r2.
11919 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11921 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11923 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11925 * expr.c (expand_assignment): Check for complete type.
11927 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11930 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11932 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11933 for stack alignment.
11935 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11937 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11939 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11940 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11942 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11944 PR rtl-optimization/36419
11945 * dwarf2out.c (barrier_args_size): New variable.
11946 (compute_barrier_args_size, compute_barrier_args_size_1): New
11948 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11949 if not called yet in the current function, use barrier_args_size
11950 array to find the new args_size value.
11951 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11953 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11956 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11959 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11962 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11963 (dwarf2out_stack_adjust): Use it.
11964 (dwarf2out_frame_debug_expr): Likewise.
11966 2008-07-31 Richard Guenther <rguenther@suse.de>
11968 PR tree-optimization/36978
11969 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11970 the generated condition.
11972 2008-07-31 Richard Guenther <rguenther@suse.de>
11974 * passes.c (init_optimization_passes): Always call
11975 pass_early_warn_uninitialized.
11976 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11977 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11978 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11980 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11983 * builtins.c (maybe_emit_free_warning): New function.
11984 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11985 maybe_emit_free_warning for BUILT_IN_FREE.
11988 * dwarf2out.c (get_context_die): New function.
11989 (force_decl_die, force_type_die): Use it.
11990 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11991 returns NULL, force generation of DW_TAG_typedef and put that into
11994 PR preprocessor/36649
11995 * c-pch.c (c_common_read_pch): Save and restore
11996 line_table->trace_includes across PCH restore.
11998 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12001 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12003 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12006 * final.c (call_from_call_insn): Handle COND_EXEC.
12008 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12010 * builtins.c (std_gimplify_va_arg_expr): Replace
12011 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12012 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12014 2008-07-30 Joey Ye <joey.ye@intel.com>
12015 H.J. Lu <hongjiu.lu@intel.com>
12017 * builtins.c (expand_builtin_setjmp_receiver): Replace
12018 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12019 (expand_builtin_apply_args_1): Likewise.
12020 (expand_builtin_longjmp): Need DRAP for stack alignment.
12021 (expand_builtin_apply): Likewise.
12023 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12024 instead of assign_stack_local to allow alignment reduction.
12026 * calls.c (emit_call_1): Need DRAP for stack alignment if
12028 (expand_call): Replace virtual_incoming_args_rtx with
12029 crtl->args.internal_arg_pointer.
12030 * stmt.c (expand_nl_goto_receiver): Likewise.
12032 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12033 alignment and store to stack_alignment_estimated and
12034 max_used_stack_slot_alignment.
12035 (expand_one_var): Likewise.
12036 (expand_stack_alignment): New function.
12037 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12038 and stack_alignment_estimated fields in rtl_data. Call
12039 expand_stack_alignment at end.
12041 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12042 (MAX_STACK_ALIGNMENT): Likewise.
12043 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12044 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12046 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12047 stack alignment when generating virtual registers.
12049 * function.c (assign_stack_local): Renamed to ...
12050 (assign_stack_local_1): This. Add a parameter to indicate
12051 if it is OK to reduce alignment.
12052 (assign_stack_local): Use it.
12053 (instantiate_new_reg): Instantiate virtual incoming args rtx
12054 to vDRAP if stack realignment and DRAP is needed.
12055 (assign_parms): Collect parameter/return type alignment and
12056 contribute to stack_alignment_estimated.
12057 (locate_and_pad_parm): Likewise.
12058 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12059 with crtl->args.internal_arg_pointer.
12061 * function.h (rtl_data): Add new field drap_reg,
12062 max_used_stack_slot_alignment, stack_alignment_estimated,
12063 stack_realign_needed, need_drap, stack_realign_processed and
12064 stack_realign_finalized.
12065 (stack_realign_fp): New macro.
12066 (stack_realign_drap): Likewise.
12068 * global.c (compute_regsets): Frame pointer is needed when
12069 stack is realigned. Can eliminate frame pointer when stack is
12070 realigned and dynamic realigned argument pointer isn't used.
12072 * reload1.c (update_eliminables): Frame pointer is needed
12073 when stack is realigned.
12074 (init_elim_table): Can eliminate frame pointer when stack is
12075 realigned and dynamic realigned argument pointer isn't used.
12077 * rtl.h (assign_stack_local_1): Declare new funtion.
12079 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12080 (TARGET_GET_DRAP_RTX): Likewise.
12081 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12082 TARGET_GET_DRAP_RTX.
12084 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12086 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12087 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12089 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12090 H.J. Lu <hongjiu.lu@intel.com>
12092 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12093 vdrap_reg, stack_realign and drap_reg_saved.
12094 (add_cfi): Don't allow redefining CFA when DRAP is used.
12095 (reg_save): Handle stack alignment.
12096 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12097 alignment. Don't generate DWARF information for (set fp sp)
12099 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12101 (int_loc_descriptor): Move prototype forward. Also define if
12102 DWARF2_UNWIND_INFO is true.
12103 (output_cfa_loc): Handle DW_CFA_expression.
12104 (build_cfa_aligned_loc): New.
12105 (based_loc_descr): Update assert for stack realign. For local
12106 variables, use sp+offset when stack is aligned without drap and
12107 fp+offset when stack is aligned with drap. For arguments, use
12108 cfa+offset when drap is used to align stack.
12110 2008-07-30 Joey Ye <joey.ye@intel.com>
12111 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12115 (ix86_gen_andsp): New.
12116 (ix86_user_incoming_stack_boundary): Likewise.
12117 (ix86_default_incoming_stack_boundary): Likewise.
12118 (ix86_incoming_stack_boundary): Likewise.
12119 (ix86_can_eliminate): Likewise.
12120 (find_drap_reg): Likewise.
12121 (ix86_update_stack_boundary): Likewise.
12122 (ix86_get_drap_rtx): Likewise.
12123 (ix86_finalize_stack_realign_flags): Likewise.
12124 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12125 (TARGET_GET_DRAP_RTX): Likewise.
12126 (override_options): Overide option value for new options.
12127 (ix86_function_ok_for_sibcall): Remove check for
12128 force_align_arg_pointer.
12129 (ix86_handle_cconv_attribute): Likewise.
12130 (ix86_function_regparm): Likewise.
12131 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12132 (ix86_va_start): Replace virtual_incoming_args_rtx with
12133 crtl->args.internal_arg_pointer.
12134 (ix86_select_alt_pic_regnum): Check DRAP register.
12135 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12136 (ix86_compute_frame_layout): Compute frame layout wrt stack
12138 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12139 (ix86_expand_prologue): Decide if stack realignment is needed
12140 and generate prologue code accordingly.
12141 (ix86_expand_epilogue): Generate epilogue code wrt stack
12142 realignment is really needed or not.
12144 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12145 (ABI_STACK_BOUNDARY): Likewise.
12146 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12147 (STACK_REALIGN_DEFAULT): Likewise.
12148 (INCOMING_STACK_BOUNDARY): Likewise.
12149 (MAX_STACK_ALIGNMENT): Likewise.
12150 (ix86_incoming_stack_boundary): Likewise.
12151 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12152 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12153 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12154 (machine_function): Remove force_align_arg_pointer.
12156 * config/i386/i386.md (BX_REG): New.
12157 (R13_REG): Likewise.
12159 * config/i386/i386.opt (mforce_drap): New.
12160 (mincoming-stack-boundary): Likewise.
12161 (mstackrealign): Add Init(-1).
12163 * config/i386/i386-protos.h (ix86_can_eliminate): New
12165 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12167 * doc/extend.texi: Update force_align_arg_pointer.
12169 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12172 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12173 (INCOMING_STACK_BOUNDARY): Likewise.
12174 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12175 (TARGET_GET_DRAP_RTX): Likewise.
12177 2008-07-30 Andreas Schwab <schwab@suse.de>
12179 PR rtl-optimization/36929
12180 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12181 add_insn_before and fix argument order.
12182 (replace_inc_dec_mem): Handle NULL rtx.
12184 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12186 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12188 (arm_compute_initial_elimination_offset): Use it.
12189 (arm_compute_save_reg_mask): Include static chain save slot when
12190 calculating alignment.
12191 (arm_get_frame_offsets): Ditto.
12192 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12193 that we can use to decrement the stack when the stack decrement
12194 could be too big for an immediate value in a single insn.
12195 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12197 2008-07-30 Richard Guenther <rguenther@suse.de>
12199 PR tree-optimization/36967
12200 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12201 Release defs of statements we remove.
12203 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12205 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12206 instead of NULL_RTVEC.
12208 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12212 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12215 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12217 * final.c (call_from_call_insn): New.
12218 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12220 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12222 * configure.ac: Substitute ADA_CFLAGS.
12223 * configure: Regenerate.
12224 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12225 * Makefile.in: Remove mention of X_* variables.
12226 * config/pa/x-ada-hpux10: Remove.
12227 * config/pa/x-ada: Remove.
12229 * doc/fragments.texi: Update.
12231 2008-07-30 Olivier Hainque <hainque@adacore.com>
12233 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12234 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12235 __dso_handle explicitly here.
12237 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12240 * c-typeck.c (build_binary_op): Encapsulate code into...
12241 * c-common.c (shorten_binary_op): ...this new function.
12242 (conversion_warning): Use the new function. Handle non-negative
12243 constant in bitwise-and.
12244 * c-common.h (shorten_binary_op): Declare.
12246 2008-07-30 Olivier Hainque <hainque@adacore.com>
12248 * scan.c (make_sstring_space): Add explicit conversions of
12249 allocator's return value.
12250 * fix-header.c (recognized_function): Likewise.
12252 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12254 * doc/cpp.texi: Update to GFDL 1.2.
12255 * doc/gcc.texi: Do not list GPL as Invariant Section.
12256 * doc/gccint.texi: Likewise. Update copyright years.
12257 * doc/install.texi: Update copyright years.
12259 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12262 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12263 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12265 2008-07-29 Jan Hubicka <jh@suse.cz>
12267 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12268 (grokdeclarator): Likewise.
12269 * langhooks.c (lhd_warn_unused_global_decl): Use
12270 DECL_DECLARED_INLINE_P.
12271 * print-tree.c (print_node): Remove DECL_INLINE check.
12273 2008-07-29 Richard Guenther <rguenther@suse.de>
12275 PR tree-optimization/36945
12276 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12277 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12278 Record invariant addresses un-decomposed.
12279 (copy_reference_ops_from_call): Record reference call
12280 arguments properly. Simplify.
12281 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12282 helper split out from ...
12283 (create_component_ref_by_pieces): ... here. Simplify.
12284 Prepare for recursive invocation for call arguments.
12285 (create_expression_by_pieces): Adjust call to
12286 create_component_ref_by_pieces.
12287 (compute_avail): Process operand 2 of reference ops.
12289 2008-07-29 Richard Guenther <rguenther@suse.de>
12291 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12293 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12295 * c-format.c (check_format_types): Revert unwanted checkin.
12297 2008-07-29 Jan Hubicka <jh@suse.cz>
12299 * flags.h (flag_really_no_inline): Remove.
12300 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12301 * toplev.c (flag_really_no_inline): Remove.
12302 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12303 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12304 (cgraph_decide_inlining_incrementally): Likewise.
12305 (compute_inline_parameters): Likewise.
12306 * opts.c (decode_options): Simplify.
12307 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12308 * common.opt (finline): Initialize to 1.
12309 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12311 2008-07-29 Jan Hubicka <jh@suse.cz>
12313 * predict.c (always_optimize_for_size_p): New function.
12314 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12315 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12316 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12318 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12319 * function.c (prepare_function_start): Set default profile.
12320 * function.h (rtl_data): Add maybe_hot_insn_p.
12321 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12322 (construct_exit_block): Likewise.
12323 (tree_expand_cfg): Likewise.
12325 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12326 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12327 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12328 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12331 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12334 * c-decl.c (merge_decls): Merge USED flags.
12336 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12338 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12339 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12340 next_stack, lab_false and lab_over trees.
12342 2008-07-28 Richard Guenther <rguenther@suse.de>
12344 PR tree-optimization/36957
12345 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12346 (useless_type_conversion_p): Remove.
12347 (types_compatible_p): Remove.
12348 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12349 (useless_type_conversion_p): Declare.
12350 (types_compatible_p): Declare.
12351 (gimple_expr_type): Return the base type only if it is
12352 trivially convertible to the subtype.
12354 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12356 * configure.ac: Use the m4_do macro to concatenate the warnings into
12357 one string in ACX_PROG_CC_WARNING_OPTS,
12358 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12359 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12360 * configure: Regenerate.
12362 2008-07-28 Richard Guenther <rguenther@suse.de>
12364 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12365 (insert_fake_stores): Remove.
12366 (realify_fake_stores): Likewise.
12367 (execute_pre): Remove dead code.
12368 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12369 (find_func_aliases): Deal with it here instead.
12370 Re-enable gcc_unreachable call.
12372 2008-07-28 Richard Guenther <rguenther@suse.de>
12374 Merge from gimple-tuples-branch.
12376 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12377 * gimple.def: New file.
12378 * gsstruct.def: Likewise.
12379 * gimple-iterator.c: Likewise.
12380 * gimple-pretty-print.c: Likewise.
12381 * tree-gimple.c: Removed. Merged into ...
12382 * gimple.c: ... here. New file.
12383 * tree-gimple.h: Removed. Merged into ...
12384 * gimple.h: ... here. New file.
12386 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12387 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12388 --enable-checking=gimple flag.
12389 * config.in: Likewise.
12390 * configure: Regenerated.
12392 * tree-ssa-operands.h: Tuplified.
12393 * tree-vrp.c: Likewise.
12394 * tree-loop-linear.c: Likewise.
12395 * tree-into-ssa.c: Likewise.
12396 * tree-ssa-loop-im.c: Likewise.
12397 * tree-dump.c: Likewise.
12398 * tree-complex.c: Likewise.
12399 * cgraphbuild.c: Likewise.
12400 * tree-ssa-threadupdate.c: Likewise.
12401 * tree-ssa-loop-niter.c: Likewise.
12402 * tree-pretty-print.c: Likewise.
12403 * tracer.c: Likewise.
12404 * gengtype.c: Likewise.
12405 * tree-loop-distribution.c: Likewise.
12406 * tree-ssa-loop-unswitch.c: Likewise.
12407 * cgraph.c: Likewise.
12408 * cgraph.h: Likewise.
12409 * tree-ssa-loop-manip.c: Likewise.
12410 * value-prof.c: Likewise.
12411 * tree-ssa-loop-ch.c: Likewise.
12412 * tree-tailcall.c: Likewise.
12413 * value-prof.h: Likewise.
12414 * tree.c: Likewise.
12415 * tree.h: Likewise.
12416 * tree-pass.h: Likewise.
12417 * ipa-cp.c: Likewise.
12418 * tree-scalar-evolution.c: Likewise.
12419 * tree-scalar-evolution.h: Likewise.
12420 * target.h: Likewise.
12421 * lambda-mat.c: Likewise.
12422 * tree-phinodes.c: Likewise.
12423 * diagnostic.h: Likewise.
12424 * builtins.c: Likewise.
12425 * tree-ssa-alias-warnings.c: Likewise.
12426 * cfghooks.c: Likewise.
12427 * fold-const.c: Likewise.
12428 * cfghooks.h: Likewise.
12429 * omp-low.c: Likewise.
12430 * tree-ssa-dse.c: Likewise.
12431 * ipa-reference.c: Likewise.
12432 * tree-ssa-uncprop.c: Likewise.
12433 * toplev.c: Likewise.
12434 * tree-gimple.c: Likewise.
12435 * tree-gimple.h: Likewise.
12436 * tree-chrec.c: Likewise.
12437 * tree-chrec.h: Likewise.
12438 * tree-ssa-sccvn.c: Likewise.
12439 * tree-ssa-sccvn.h: Likewise.
12440 * cgraphunit.c: Likewise.
12441 * tree-ssa-copyrename.c: Likewise.
12442 * tree-ssa-ccp.c: Likewise.
12443 * tree-ssa-loop-ivopts.c: Likewise.
12444 * tree-nomudflap.c: Likewise.
12445 * tree-call-cdce.c: Likewise.
12446 * ipa-pure-const.c: Likewise.
12447 * c-format.c: Likewise.
12448 * tree-stdarg.c: Likewise.
12449 * tree-ssa-math-opts.c: Likewise.
12450 * tree-ssa-dom.c: Likewise.
12451 * tree-nrv.c: Likewise.
12452 * tree-ssa-propagate.c: Likewise.
12453 * ipa-utils.c: Likewise.
12454 * tree-ssa-propagate.h: Likewise.
12455 * tree-ssa-alias.c: Likewise.
12456 * gimple-low.c: Likewise.
12457 * tree-ssa-sink.c: Likewise.
12458 * ipa-inline.c: Likewise.
12459 * c-semantics.c: Likewise.
12460 * dwarf2out.c: Likewise.
12461 * expr.c: Likewise.
12462 * tree-ssa-loop-ivcanon.c: Likewise.
12463 * predict.c: Likewise.
12464 * tree-ssa-loop.c: Likewise.
12465 * tree-parloops.c: Likewise.
12466 * tree-ssa-address.c: Likewise.
12467 * tree-ssa-ifcombine.c: Likewise.
12468 * matrix-reorg.c: Likewise.
12469 * c-decl.c: Likewise.
12470 * tree-eh.c: Likewise.
12471 * c-pretty-print.c: Likewise.
12472 * lambda-trans.c: Likewise.
12473 * function.c: Likewise.
12474 * langhooks.c: Likewise.
12475 * ebitmap.h: Likewise.
12476 * tree-vectorizer.c: Likewise.
12477 * function.h: Likewise.
12478 * langhooks.h: Likewise.
12479 * tree-vectorizer.h: Likewise.
12480 * ipa-type-escape.c: Likewise.
12481 * ipa-type-escape.h: Likewise.
12482 * domwalk.c: Likewise.
12483 * tree-if-conv.c: Likewise.
12484 * profile.c: Likewise.
12485 * domwalk.h: Likewise.
12486 * tree-data-ref.c: Likewise.
12487 * tree-data-ref.h: Likewise.
12488 * tree-flow-inline.h: Likewise.
12489 * tree-affine.c: Likewise.
12490 * tree-vect-analyze.c: Likewise.
12491 * c-typeck.c: Likewise.
12492 * gimplify.c: Likewise.
12493 * coretypes.h: Likewise.
12494 * tree-ssa-phiopt.c: Likewise.
12495 * calls.c: Likewise.
12496 * tree-ssa-coalesce.c: Likewise.
12497 * tree.def: Likewise.
12498 * tree-dfa.c: Likewise.
12499 * except.c: Likewise.
12500 * except.h: Likewise.
12501 * cfgexpand.c: Likewise.
12502 * tree-cfgcleanup.c: Likewise.
12503 * tree-ssa-pre.c: Likewise.
12504 * tree-ssa-live.c: Likewise.
12505 * tree-sra.c: Likewise.
12506 * tree-ssa-live.h: Likewise.
12507 * tree-predcom.c: Likewise.
12508 * lambda.h: Likewise.
12509 * tree-mudflap.c: Likewise.
12510 * ipa-prop.c: Likewise.
12511 * print-tree.c: Likewise.
12512 * tree-ssa-copy.c: Likewise.
12513 * ipa-prop.h: Likewise.
12514 * tree-ssa-forwprop.c: Likewise.
12515 * ggc-page.c: Likewise.
12516 * c-omp.c: Likewise.
12517 * tree-ssa-dce.c: Likewise.
12518 * tree-vect-patterns.c: Likewise.
12519 * tree-ssa-ter.c: Likewise.
12520 * tree-nested.c: Likewise.
12521 * tree-ssa.c: Likewise.
12522 * lambda-code.c: Likewise.
12523 * tree-ssa-loop-prefetch.c: Likewise.
12524 * tree-inline.c: Likewise.
12525 * tree-inline.h: Likewise.
12526 * tree-iterator.c: Likewise.
12527 * tree-optimize.c: Likewise.
12528 * tree-ssa-phiprop.c: Likewise.
12529 * tree-vect-transform.c: Likewise.
12530 * tree-object-size.c: Likewise.
12531 * tree-outof-ssa.c: Likewise.
12532 * cfgloop.c: Likewise.
12533 * system.h: Likewise.
12534 * tree-profile.c: Likewise.
12535 * cfgloop.h: Likewise.
12536 * c-gimplify.c: Likewise.
12537 * c-common.c: Likewise.
12538 * tree-vect-generic.c: Likewise.
12539 * tree-flow.h: Likewise.
12540 * c-common.h: Likewise.
12541 * basic-block.h: Likewise.
12542 * tree-ssa-structalias.c: Likewise.
12543 * tree-switch-conversion.c: Likewise.
12544 * tree-ssa-structalias.h: Likewise.
12545 * tree-cfg.c: Likewise.
12546 * passes.c: Likewise.
12547 * ipa-struct-reorg.c: Likewise.
12548 * ipa-struct-reorg.h: Likewise.
12549 * tree-ssa-reassoc.c: Likewise.
12550 * cfgrtl.c: Likewise.
12551 * varpool.c: Likewise.
12552 * stmt.c: Likewise.
12553 * tree-ssanames.c: Likewise.
12554 * tree-ssa-threadedge.c: Likewise.
12555 * langhooks-def.h: Likewise.
12556 * tree-ssa-operands.c: Likewise.
12557 * config/alpha/alpha.c: Likewise.
12558 * config/frv/frv.c: Likewise.
12559 * config/s390/s390.c: Likewise.
12560 * config/m32c/m32c.c: Likewise.
12561 * config/m32c/m32c-protos.h: Likewise.
12562 * config/spu/spu.c: Likewise.
12563 * config/sparc/sparc.c: Likewise.
12564 * config/i386/i386.c: Likewise.
12565 * config/sh/sh.c: Likewise.
12566 * config/xtensa/xtensa.c: Likewise.
12567 * config/stormy16/stormy16.c: Likewise.
12568 * config/ia64/ia64.c: Likewise.
12569 * config/rs6000/rs6000.c: Likewise.
12570 * config/pa/pa.c: Likewise.
12571 * config/mips/mips.c: Likewise.
12573 2008-07-28 Simon Baldwin <simonb@google.com>
12575 * c-pragma.c (handle_pragma_message): New function.
12576 (init_pragma): Register handle_pragma_message.
12577 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12580 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12582 PR tree-optimization/35252
12583 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12584 REALPART_EXPR to be considered as same load operation.
12586 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12588 PR tree-optimization/36830
12589 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12590 (expressions_equal_p): Return false if only one operand is null.
12592 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12594 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12595 version requirements.
12597 2008-07-26 Olivier Hainque <hainque@adacore.com>
12599 * collect2.c (symkind): New enum. Symbol kinds we care about.
12600 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12601 code and head comment accordingly.
12602 (scan_prog_file): Use symkind names instead of bare integers.
12604 2008-07-25 Jan Hubicka <jh@suse.cz>
12606 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12608 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12609 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12610 * dojump.c (clear_pending_stack_adjust): Likewise.
12611 * print-tree.c (print_node): Ignore DECL_INLINE.
12612 * tree-inline.c (inlinable_function_p): Likewise.
12614 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12616 * doc/extend.texi (hot attribute): Document that the hot attribute
12617 turns on -O3 for some ports.
12618 (cold attribute): Document that the cold attribute turns on -Os
12621 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12622 reflect function specific option support.
12624 * target.h (struct target_option_hooks): Add fields to say whether
12625 the cold attribute implies -Os and the hot attribute implies -O3.
12627 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12628 By default, do not turn on -Os for cold functions.
12629 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12630 not turn on -O3 for hot functions.
12632 * c-common.c (handle_hot_attribute): Use target hook to determine
12633 if hot functions should enable -O3.
12634 (handle_cold_attribute): Use target hook to determine if cold
12635 functions should enable -Os.
12637 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12638 (override_options): Move disable scheduling to
12639 optimization_options.
12640 (optimization_options): Disable scheduling here, not
12642 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12643 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12645 * config/ia64/ia64.c (ia64_override_options): Move setting
12646 scheduling flags to ia64_optimization_options.
12647 (ia64_optimization_options): Disable scheduling options here, and
12648 not in ia64_override_options.
12649 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12650 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12652 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12655 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12657 2008-07-25 Martin Jambor <mjambor@suse.cz>
12659 PR tree-optimization/36926
12660 * ipa-prop.c (ipa_analyze_call_uses): Call
12661 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12663 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12665 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12666 movv2si_internal): Add mem = reg alternative.
12668 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12671 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12672 DEFAULT_PCC_STRUCT_RETURN to 127.
12674 2008-07-24 Jan Hubicka <jh@suse.cz>
12676 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12677 (build_cgraph_edges): Likewise.
12678 * cgraph.c (cgraph_node): Do not update assembler hash.
12679 (cgraph_remove_node): Drop non-unit-at-a-time code.
12680 * tree-pass.h (pass_O0_always_inline): Remove.
12681 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12682 * toplev.c (process_options): Flag unit-at-a-time does not imply
12683 no section anchors.
12684 * cgraphunit.c: Update comments.
12685 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12686 (cgraph_assemble_pending_functions): Remove.
12687 (cgraph_reset_node): Drop non-unit-at-a-time code.
12688 (cgraph_finalize_function): Likewise.
12689 (cgraph_analyze_function): Likewise.
12690 (cgraph_finalize_compilation_unit): Likewise.
12691 (cgraph_expand_function): Likewise.
12692 (cgraph_optimize): Likesise.
12693 (save_inline_function_body): Likewise.
12694 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12695 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12696 * ipa-inline.c: Update comments.
12697 (enum inlining_mode): remove INLINE_SPEED.
12698 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12699 (cgraph_mark_inline_edge): Likewise.
12700 (try_inline): Likewise.
12701 (cgraph_decide_inlining_incrementally): Likewise.
12702 (cgraph_gate_inlining): Remove.
12703 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12704 (cgraph_gate_early_inlining): Likewise.
12705 (gate_inline_passes): Remove.
12706 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12707 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12708 pass_O0_always_inline): Remove.
12709 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12710 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12711 * opts.c (no_unit_at_a_time_default): Remove.
12712 (decode_options): Remove flag_unit_at_a_time reset and warning.
12713 * opts.h (no_unit_at_a_time_default): Remove.
12714 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12715 early in GNU dialect.
12716 (merge_decls): Update comment; drop unit-at-a-time check.
12717 (finish_decl): Likewise.
12718 (grok_declaration): Remove flag_inline_trees code.
12719 (finish_functions): Return on function returning non-void on all
12721 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12722 * cfgexpand.c (expand_one_static_var): Remove.
12723 (expand_one_var): Remove expand_one_static_var call.
12724 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12725 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12726 and flag_unit_at_a-time compatibility checks.
12727 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12728 * tree-inline.c (flag_inline_trees): Remove.
12729 (inlinable_function_p): Don't check it.
12730 (expand_call_inline): Remove non-unit-at-a-time code.
12731 * tree-inline.h (flag_inline_trees): Remove.
12732 * tree-optimize.c (execute_early_local_optimizations): Remove
12733 unit-at-a-time checks.
12734 (tree_rest_of_compilation): Likewise.
12735 * combine.c (setup_incoming_promotions): Likewise.
12736 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12737 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12738 * passes.c (pass_inline_parameters): Update comments; remove
12739 O0_alwaysinline pass.
12740 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12741 (execute_one_pass): Likewise.
12742 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12743 (ix86_function_sseregparm): Likewise.
12744 * arm.c (arm_function_in_section_p): Likewise.
12745 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12746 * varpool.c: Update comments.
12747 (decide_is_variable_needed): Remove unit-at-a-time checks.
12748 (varpool_finalize_decl): Likewise.
12750 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12752 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12753 to 2 instead of -1.
12754 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12756 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12758 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12759 imp symbol extension.
12761 2008-07-23 Ian Lance Taylor <iant@google.com>
12763 * tree-vrp.c (infer_value_range): Ignore asm statements when
12764 looking for memory accesses for -fdelete-null-pointer-checks.
12766 2008-07-24 Ben Elliston <bje@au.ibm.com>
12768 * config/spu/spu-c.c (__vector_keyword): New variable.
12769 (vector_keyword): Likewise.
12770 (spu_categorize_keyword): New function.
12771 (spu_macro_to_expand): Likewise.
12772 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12773 compiling an ISO C dialect.
12775 2008-07-24 Ben Elliston <bje@au.ibm.com>
12777 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12778 conventional usage.
12780 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12782 * configure: Regenerate.
12783 * configure.ac: Require texinfo 4.7.
12784 * doc/install.texi: Document texinfo 4.7 requirement.
12786 2008-07-23 Martin Jambor <mjambor@suse.cz>
12788 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12789 rather than for DECL_SAVED_TREE.
12790 * ipa-prop.c: Include diagnostic.h.
12791 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12793 (ipa_detect_param_modifications): Function rewritten from scratch.
12794 (ipa_compute_jump_functions): Changed accesses to modification flags.
12795 (ipa_free_node_params_substructures): Update flags destruction.
12796 (ipa_node_duplication_hook): Update flags duplication.
12797 (ipa_print_all_params_modified): Updated flag access.
12798 * ipa-prop.h (struct ipa_param_flags): New structure.
12799 (struct ipa_node_params): New field modification_analysis_done,
12800 modified_flags changed into param_flags.
12801 (ipa_is_ith_param_modified): Changed to use new flags.
12802 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12804 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12805 ipa-cp.c and split into two functions.
12806 (ipa_print_node_jump_functions): New function.
12807 (compute_scalar_jump_functions): New function.
12808 (type_like_member_ptr_p): New function.
12809 (compute_pass_through_member_ptrs): New function.
12810 (fill_member_ptr_cst_jump_function): New function.
12811 (determine_cst_member_ptr): New function.
12812 (compute_cst_member_ptr_arguments): New function.
12813 (ipa_compute_jump_functions): Complete rewrite.
12814 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12815 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12816 (struct ipa_member_ptr_cst): New structure.
12817 (union jump_func_value): New field member_cst.
12818 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12819 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12820 jump function types.
12821 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12822 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12823 instead of ipcp_print_all_jump_functions.
12824 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12825 only for replacable scalars.
12827 * doc/invoke.texi (Optimize options): Add description of
12828 -findirect-inlining.
12829 * common.opt (flag_indirect_inlining): New flag.
12830 * opts.c (decode_options): Set flag_indirect_inlining when
12833 * ipa-inline.c: Include ipa-prop.h.
12834 (inline_indirect_intraprocedural_analysis): New function.
12835 (inline_generate_summary): Allocate parameter and argument info
12836 structures, call inline_indirect_intraprocedural_analysis on each
12837 node when doing indirect inlining and deallocate indirect inlining
12838 data structures in the end.
12839 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12840 (free_all_ipa_structures_after_iinln): New function.
12841 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12843 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12845 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12846 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12847 of computing the frequency separately.
12848 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12849 of computing the frequency separately.
12850 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12851 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12852 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12853 (ipa_get_stmt_member_ptr_load_param): New function.
12854 (ipa_is_ssa_with_stmt_def): New function.
12855 (ipa_note_param_call): New function.
12856 (ipa_analyze_call_uses): New function.
12857 (ipa_analyze_stmt_uses): New function.
12858 (ipa_analyze_params_uses): New function.
12859 (ipa_free_node_params_substructures): Also free the param_calls linked
12861 (ipa_node_duplication_hook): Also duplicate the param_calls
12863 (ipa_print_node_param_flags): New function.
12864 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12865 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12866 * ipa-prop.h (struct ipa_param_flags): New field called.
12867 (struct ipa_param_call_note): New structure.
12868 (struct ipa_node_params): New fields param_calls and
12869 uses_analysis_done.
12870 (ipa_is_ith_param_called): New function.
12871 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12872 ipa_analyze_params_uses and dump parameter flags.
12874 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12875 ipa_propagate_indirect_call_infos if performing indirect inlining,
12876 pass a new parameter new_edges to it.
12877 (add_new_edges_to_heap): New fucntion.
12878 (cgraph_decide_inlining_of_small_functions): New vector
12879 new_indirect_edges for newly found indirect edges , call
12880 ipa_propagate_indirect_call_infos after inlining.
12881 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12882 inlining if performing indirect inlining. Call
12883 free_all_ipa_structures_after_iinln when doing so too.
12884 (inline_generate_summary): Do not call
12885 free_all_ipa_structures_after_iinln here.
12886 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12887 (print_edge_addition_message): New function.
12888 (update_call_notes_after_inlining): New function.
12889 (propagate_info_to_inlined_callees): New function.
12890 (ipa_propagate_indirect_call_infos): New function.
12891 * ipa-prop.h: Include cgraph.h
12892 (struct ipa_param_call_note): Fields reordered, new field processed.
12893 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12894 flag indirect_call.
12895 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12896 rediscovered call statements.
12897 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12898 (dump_cgraph_node): Dump also the indirect_call flag.
12899 (cgraph_clone_edge): Copy also the indirect_call flag.
12900 * tree-inline.c (copy_bb): Do not check for fndecls from call
12901 expressions, check for edge availability when moving clones.
12902 (get_indirect_callee_fndecl): New function.
12903 (expand_call_inline): If callee declaration is not apprent from
12904 the statement, try calling get_indirect_callee_fndecl. Do not
12905 issue warnings or call sorry when not inlinings an indirect edge.
12906 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12908 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12909 bit more frandly to matching.
12910 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12911 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12912 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12914 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12917 * opth-gen.awk: Suppress function specific features when building
12919 * optc-gen.awk: Ditto.
12921 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12924 * diagnostic.c (pedwarn): Add opt parameter.
12926 * c-tree.h (pedwarn_init): Add opt parameter.
12927 (pedwarn_c90): Likewise.
12928 (pedwarn_c99): Likewise.
12929 * c-errors.c (pedwarn_c99): Likewise.
12930 (pedwarn_c90): Likewise.
12931 * toplev.h (pedwarn): Update declaration.
12932 (pedwarn0): Declare.
12933 * c-lex.c: All calls to pedwarn changed.
12934 * builtins.c: All calls to pedwarn changed.
12935 * toplev.c: All calls to pedwarn changed.
12936 * c-decl.c: All calls to pedwarn changed.
12937 * c-typeck.c: All calls to pedwarn changed.
12938 * c-common.c: All calls to pedwarn changed.
12939 * c-parser.c: All calls to pedwarn changed.
12941 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12942 Karthik Kumar <karthikkumar@gmail.com>
12944 * attribs.c (file scope): Include c-common.h.
12945 (decl_attributes): Add support for #pragma GCC optimize and
12946 #pragma GCC option.
12948 * targhooks.c (default_can_inline_p): New function that is the
12949 default for the TARGET_CAN_INLINE_P target hook.
12951 * targhooks.h (default_can_inline_p): Add declaration.
12953 * tree.c (cl_optimization_node): New static tree for building
12954 OPTIMIZATION_NODE tree.
12955 (cl_target_option_node): New static tree for building
12956 TARGET_OPTION_NODE tree.
12957 (cl_option_hash_table): New hash table for hashing
12958 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12959 (cl_option_hash_hash): New function to provide the hash value for
12960 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12961 (cl_option_hash_eq): New function to provide an equality test for
12962 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12963 (tree_code_size): Add support for OPTIMIZATION_NODE and
12964 TARGET_OPTION_NODE trees.
12965 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12966 TARGET_OPTION_NODE trees.
12967 (build_optimization_node): Build a tree that has all of the
12968 current optimization options.
12969 (build_target_option_node): Build a tree that has the target
12970 options that might be changed on a per function basis.
12972 * tree.h (file scope): Include options.h.
12973 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12974 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12975 (TREE_OPTIMIZATION): Ditto.
12976 (TREE_TARGET_SPECIFIC): Ditto.
12977 (struct tree_function_decl): Add fields for remembering the
12978 current optimization options and target specific options.
12979 (struct tree_optimization_option): New tree variant that remembers
12980 the optimization options.
12981 (struct tree_target_option): New tree variant that remembers the
12982 target specific flags that might change for compiling a particular
12984 (union tree_node): Include tree_optimization_option and
12985 tree_target_option fields.
12986 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12987 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12988 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12989 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12990 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12991 optimization and target options.
12992 (optimization_default_node): New macro to refer to global_trees
12994 (optimization_current_node): Ditto.
12995 (optimization_cold_node): Ditto.
12996 (optimization_hot_node): Ditto.
12997 (target_option_default_node): Ditto.
12998 (target_option_current_node): Ditto.
12999 (current_option_pragma): Ditto.
13000 (current_optimize_pragma): Ditto.
13002 * target.h (struct gcc_target): Add valid_option_attribute_p,
13003 target_option_save, target_option_restore, target_option_print,
13004 target_option_pragma_parse, and can_inline_p hooks.
13006 * toplev.h (parse_optimize_options): Add declaration.
13007 (fast_math_flags_struct_set_p): Ditto.
13009 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13010 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13013 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13014 tree_can_inline_p hook to see if one function can inline another.
13015 (cgraph_decide_inlining): Ditto.
13016 (cgraph_decide_inlining_incrementally): Ditto.
13018 * opts.c (decode_options): Add support for running multiple times
13019 to allow functions with different target or optimization options
13020 than was specified on the command line.
13021 (fast_math_flags_struct_set_p): New function that is similar to
13022 fast_math_flags_set_p, except it uses the values in the
13023 cl_optimization structure instead of global variables.
13025 * optc-gen.awk: Add support for TargetSave to allow a back end to
13026 declare new fields that need to be saved when using function
13027 specific options. Include flags.h and target.h in the options.c
13028 source. Add support for Save to indicate which options can be set
13029 for individual functions. Generate cl_optimize_save,
13030 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13031 cl_target_option_restore, cl_target_option_print functions to
13032 allow functions to use different optimization or target options.
13034 * opt-functions.awk (var_type_struct): Return the type used for
13035 storing the field in a structure.
13037 * opth-gen.awk: Add support for TargetSave to allow a back end to
13038 declare new fields that need to be saved when using function
13039 specific options. Add support for Save to indicate which options
13040 can be set for individual functions. Only generate one extern for
13041 Mask fields. Generate cl_optimization and cl_target_option
13042 structures to remember optimization and target options.
13044 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13045 collecting new tree nodes.
13046 (TS_TARGET_OPTION): Ditto.
13048 * c-decl.c (merge_decls): Merge function specific target and
13049 optimization options.
13051 * function.c (invoke_set_current_function_hook): If the function
13052 uses different optimization options, change the global variables
13055 * coretypes.h (struct cl_optimization): Add forward reference.
13056 (struct cl_target_option): Ditto.
13058 * c-pragma.c (option_stack): New static vector to remember the
13059 current #pragma GCC option stack.
13060 (handle_pragma_option): New function to support #pragma GCC option
13061 to change target options.
13062 (optimize_stack): New static vector to remember the current
13063 #pragma GCC optimize stack.
13064 (handle_pragma_optimize): New function to support #pragma GCC
13065 optimize to change optimization options.
13066 (init_pragma): Add support for #pragma GCC optimize and #pragma
13069 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13070 optimization options.
13071 (TARGET_OPTION_NODE): New tree code for remembering certain target
13074 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13075 TARGET_OPTION_NODE trees.
13077 * common.opt (-O): Add Optimization flag.
13079 (-fmath-errno): Ditto.
13080 (-falign-functions): Add UInteger flag to make sure flag gets full
13081 int in cl_optimization structure.
13082 (-falign-jumps): Ditto.
13083 (-falign-labels): Ditto.
13084 (-falign-loops): Ditto.
13085 (-fsched-stalled-insns): Ditto.
13086 (-fsched-stalled-insns-dep): Ditto.
13088 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13090 (TARGET_OPTION_SAVE): Ditto.
13091 (TARGET_OPTION_RESTORE): Ditto.
13092 (TARGET_OPTION_PRINT): Ditto.
13093 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13094 (TARGET_CAN_INLINE_P): Ditto.
13095 (TARGET_INITIALIZER): Add new hooks.
13097 * tree-inline.c (tree_can_inline_p): New function to determine
13098 whether one function can inline another. Check if the functions
13099 use compatible optimization options, and also call the backend
13102 * tree-inline.h (tree_can_inline_p): Add declaration.
13104 * c-common.c (c_common_attribute): Add support for option and
13105 optimize attributes.
13106 (handle_option_attribute): Add support for the option attribute to
13107 allow the user to specify different target options for compiling a
13109 (handle_optimize_attribute): Add support for the optimize
13110 attribute to allow the user to specify different optimization
13111 options for compiling a specific function.
13112 (handle_hot_attribute): Turn on -O3 optimization for this one
13113 function if it isn't the default optimization level.
13114 (handle_cold_attribute): Turn on -Os optimization for this one
13115 function if it insn't the default optimization.
13116 (const_char_p): New const char * typedef.
13117 (optimize_args): New static vector to remember the optimization
13119 (parse_optimize_options): New function to set up the optimization
13120 arguments from either the optimize attribute or #pragma GCC optimize.
13122 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13123 (builtin_define_std): Ditto.
13125 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13126 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13127 (x86_64-*-*): Ditto.
13129 * Makefile.in (TREE_H): Add options.h.
13130 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13132 * doc/extend.texi (option attribute): Document new attribute.
13133 (optimize attribute): Ditto.
13134 (hot attribute): Document hot attribute sets -O3.
13135 (cold attribute): Document cold attribute sets -Os.
13136 (#pragma GCC option): Document new pragma.
13137 (#pragma GCC optimize): Ditto.
13139 * doc/options.texi (TargetSave): Document TargetSave syntax.
13140 (UInteger): Document UInteger must be used for certain flags.
13141 (Save): Document Save option to create target specific options
13142 that can be saved/restored on a function specific context.
13144 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13145 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13147 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13148 (TARGET_OPTION_SAVE): Ditto.
13149 (TARGET_OPTION_RESTORE): Ditto.
13150 (TARGET_OPTION_PRINT): Ditto.
13151 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13152 (TARGET_CAN_INLINE_P): Ditto.
13154 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13156 (-mfpmath=both): Ditto.
13158 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13159 Karthik Kumar <karthikkumar@gmail.com>
13161 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13162 (TARGET_POPCNT): Ditto.
13163 (TARGET_SAHF): Ditto.
13164 (TARGET_AES): Ditto.
13165 (TARGET_PCLMUL): Ditto.
13166 (TARGET_CMPXCHG16B): Ditto.
13167 (TARGET_RECIP): Move switch into target_flags.
13168 (TARGET_FUSED_MADD): Ditto.
13169 (ix86_arch_features): Make an unsigned char type.
13170 (ix86_tune_features): Ditto.
13171 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13172 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13173 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13175 * config/i386/i386.opt (arch): New TargetSave field to define
13176 fields that need to be saved for function specific option support.
13179 (branch_cost): Ditto.
13180 (ix86_isa_flags_explicit): Ditto.
13181 (tune_defaulted): Ditto.
13182 (arch_specified): Ditto.
13183 (-m128-long-double): Add Save flag to save option for target
13184 specific option support.
13186 (-maccumulate-outgoing-args): Ditto.
13187 (-malign-double): Ditto.
13188 (-malign-stringops): Ditto.
13189 (-mfancy-math-387): Ditto.
13190 (-mhard-float): Ditto.
13191 (-mieee-fp): Ditto.
13192 (-minline-all-stringops): Ditto.
13193 (-minline-stringops-dynamically): Ditto.
13194 (-mms-bitfields): Ditto.
13195 (-mno-align-stringops): Ditto.
13196 (-mno-fancy-math-387): Ditto.
13197 (-mno-push-args): Ditto.
13198 (-mno-red-zone): Ditto.
13199 (-mpush-args): Ditto.
13200 (-mred-zone): Ditto.
13202 (-msseregparm): Ditto.
13203 (-mstack-arg-probe): Ditto.
13215 (-mno-sse4): Ditto.
13218 (-mrecip): Move flag into target_flags.
13220 (-mno-fused-madd): Ditto.
13221 (-mfused-madd): Ditto.
13222 (-mabm): Move flag into ix86_isa_flags.
13229 * config/i386/i386-c.c: New file for #pragma support.
13230 (ix86_target_macros_internal): New function to #define or #undef
13231 target macros based when the user uses the #pragma GCC option to
13232 change target options.
13233 (ix86_pragma_option_parse): New function to add #pragma GCC option
13235 (ix86_target_macros): Move defining the target macros here from
13236 TARGET_CPU_CPP_BUILTINS in i386.h.
13237 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13238 defined, initialize any subtarget #pragmas.
13240 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13241 REGISTER_TARGET_PRAGMAS.
13243 * config/i386/t-i386: New file for x86 dependencies.
13244 (i386.o): Make dependencies mirror the include files used.
13245 (i386-c.o): New file, add dependencies.
13247 * config/i386/i386-protos.h (override_options): Add bool argument.
13248 (ix86_valid_option_attribute_tree): Add declaration.
13249 (ix86_target_macros): Ditto.
13250 (ix86_register_macros): Ditto.
13252 * config/i386/i386.c (ix86_tune_features): Move initialization of
13253 the target masks to initial_ix86_tune_features to allow functions
13254 to have different target options. Make type unsigned char,
13255 instead of unsigned int.
13256 (initial_ix86_tune_features): New static vector to hold processor
13257 masks for the tune variables.
13258 (ix86_arch_features): Move initialization of the target masks to
13259 initial_ix86_arch_features to allow functions to have different
13260 target options. Make type unsigned char, instead of unsigned int.
13261 (initial_ix86_arch_features): New static vector to hold processor
13262 masks for the arch variables.
13263 (enum ix86_function_specific_strings): New enum to describe the
13264 string options used for attribute((option(...))).
13265 (ix86_target_string): New function to return a string that
13266 describes the target options.
13267 (ix86_debug_options): New function to print the current options in
13269 (ix86_function_specific_save): New function hook to save the
13270 function specific global variables in the cl_target_option structure.
13271 (ix86_function_specific_restore): New function hook to restore the
13272 function specific variables from the cl_target_option structure to
13273 the global variables.
13274 (ix86_function_specific_print): New function hook to print the
13275 target specific options in the cl_target_option structure.
13276 (ix86_valid_option_attribute_p): New function hook to validate
13277 attribute((option(...))) arguments.
13278 (ix86_valid_option_attribute_tree): New function that is common
13279 code between attribute((option(...))) and #pragma GCC option
13280 support that parses the options and returns a tree holding the options.
13281 (ix86_valid_option_attribute_inner_p): New helper function for
13282 ix86_valid_option_attribute_tree.
13283 (ix86_can_inline_p): New function hook to decide if one function
13284 can inline another on a target specific basis.
13285 (ix86_set_current_function); New function hook to switch target
13286 options if the user used attribute((option(...))) or #pragma GCC
13288 (ix86_tune_defaulted): Move to static file scope from
13290 (ix86_arch_specified): Ditto.
13291 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13293 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13294 (OPTION_MASK_ISA_ABM_SET): Ditto.
13295 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13296 (OPTION_MASK_ISA_CX16_SET): Ditto.
13297 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13298 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13299 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13300 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13301 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13302 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13303 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13304 (struct ptt): Move to static file scope from override_options.
13305 (processor_target_table): Ditto.
13306 (cpu_names): Ditto.
13307 (ix86_handle_option): Add support for options that are now isa options.
13308 (override_options): Add support for declaring functions that
13309 support different target options than were specified on the
13310 command line. Move struct ptt, processor_target_table, cpu_names,
13311 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13312 Add bool argument. Fix up error messages so the appropriate error
13313 is given for either command line or attribute.
13314 (ix86_previous_fndecl): New static to remember previous function
13315 declaration to see if we need to change target options.
13316 (ix86_builtins_isa): New array to record the ISA of each builtin
13318 (def_builtin): Always create the builtin function, even if the
13319 current ISA doesn't support it.
13320 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13321 tests for those builtins.
13322 (ix86_init_builtins): Remove TARGET_MMX test for calling
13323 ix86_init_mmx_sse_builtins.
13324 (ix86_expand_builtin): If the current ISA doesn't support a given
13325 builtin, signal an error.
13326 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13327 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13328 (TARGET_OPTION_SAVE): Ditto.
13329 (TARGET_OPTION_RESTORE): Ditto.
13330 (TARGET_OPTION_PRINT): Ditto.
13331 (TARGET_CAN_INLINE_P): Ditto.
13333 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13335 * c-typeck.c (build_external_ref): Don't call assemble_external.
13336 * final.c (output_operand): Call assemble_external.
13338 2008-07-21 DJ Delorie <dj@redhat.com>
13340 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13341 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13343 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13345 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13346 original insn and splitter contents into ...
13347 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13348 flag_unsafe_math_optimizations. Add dummy scratch register.
13349 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13350 !flag_unsafe_math_optimizations. Returns number with next
13351 highest magnitude if this is still less or equal to the true
13352 quotient in magnitude.
13354 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13356 * Makefile.in: Replace toplev.h with TOPLEV_H.
13357 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13358 * c-lex.c (fe_file_change): Don't set in_system_header.
13359 * c-parser.c (c_token): Remove in_system_header.
13360 (c_lex_one_token): Don't set in_system_header.
13361 (c_parser_set_source_position_from_token): Don't set in_system_header.
13362 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13365 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13366 * flags.h (in_system_header): Remove.
13367 * function.c (saved_in_system_header): Remove.
13368 (push_cfun): Don't set in_system_header.
13369 (pop_cfun): Don't set in_system_header.
13370 (push_struct_function): Don't set in_system_header.
13371 * input.h (expanded_location): Add sysp.
13372 (in_system_header_at): New.
13373 (in_system_header): New.
13374 * toplev.c (in_system_header): Remove.
13375 * toplev.h: Include input.h
13377 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13378 * tree-ssa.c (warn_uninit): Call warning_at.
13379 (warn_uninitialized_var): Update calls to warn_uninit.
13380 (warn_uninitialized_phi): Update calls to warn_uninit.
13381 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13382 (expand_location): Initialize xloc.sysp.
13383 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13384 (tree_decl_with_vis): Remove in_system_header_flag.
13386 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13389 * recog.c (asm_operand_ok): Change the order of the extra
13390 memory constraint checks.
13392 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13395 * tree-switch-conversion.c (build_one_array): Call
13396 varpool_mark_needed_node and varpool_finalize_decl
13397 instead of assemble_variable.
13399 2008-07-19 Jan Hubicka <jh@suse.cz>
13401 * cgraph.c (cgraph_add_new_function): Do early local passes.
13402 * tree-nrv.c (gate_pass_return_slot): New gate.
13403 (pass_nrv): Add the gate.
13404 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13406 (coalesce_ssa_name): Coalesce SSA names.
13407 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13408 not optimizing so unused user vars remains visible.
13409 * common.opt (flag_tree_ter): Always enable by default.
13410 * tree-ssa-ter.c: Include flags.h
13411 (is_replaceable_p): Check that locations match; when aliasing
13412 is missing be conservative about loads.
13413 * tree-optimize.c (gate_init_datastructures): Remove.
13414 (pass_init_datastructures): New.
13415 * passes.c: Reorder passes so we always go into SSA.
13417 2008-07-19 Jan Hubicka <jh@suse.cz>
13419 * doc/extend.texi (flatten attribute): Remove note about
13421 * doc/invoke.texi (--combine): Likewise.
13422 (-finline-functions-called-once): Update levels when enabled.
13423 (-funit-at-a-time): Document new behaviour.
13424 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13425 -fno-section-anchors when disabled explicitly.
13426 (inline params): They are not ignored now.
13427 (precompiled headers): Remove unit-at-a-time as being incompatible.
13428 * opts.c (decode_options): Handle unit-at-a-time as alias;
13429 imply -fno-section-anchors when toplevel reorder is disabled
13431 * common.opt (ftoplevel-reorder): Set default value to 2.
13432 (funit-at-a-time): Set default value to 1.
13433 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13436 2008-07-19 Jan Hubicka <jh@suse.cz>
13438 * builtins.c (expand_builtin_int_roundingfn,
13439 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13442 2008-07-19 Richard Guenther <rguenther@suse.de>
13445 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13446 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13447 * tree-ssa-pre.c (get_expr_value_id): For newly created
13448 constant value-ids make sure to add the expression to its
13451 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13453 PR middle-end/36877
13454 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13455 return value of the builtin is ignored.
13457 2008-07-19 Olivier Hainque <hainque@adacore.com>
13459 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13460 bits, a C conformant malloc implementation has to provide.
13461 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13463 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13467 * reload.c (find_reloads_subreg_address): Only reload address if
13468 reloaded == 0, not for reloaded != 1.
13471 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13472 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13473 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13474 m32c_legitimize_reload_address.
13476 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13477 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13478 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13480 2008-07-19 Olivier Hainque <hainque@adacore.com>
13482 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13483 argument, saying whether nested array are to be collapsed
13484 into a single array type DIE with multiple subscripts.
13485 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13486 issues, centralize the nested array types collapsing control and
13487 disable the transformation for Ada.
13489 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13492 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13494 (x86_64_shift_adj_2): New expander.
13495 (x86_64_shift_adj_3): Ditto.
13496 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13497 to split TImode operands.
13498 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13499 (ix86_split_lshr): Ditto.
13501 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13503 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13504 and __CHAR32_TYPE__.
13505 * c-typeck.c (digest_init): Support char16_t and char32_t.
13506 (set_nonincremental_init_from_string): Idem.
13508 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13510 PR middle-end/36859
13511 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13512 PREFERRED_STACK_BOUNDARY.
13513 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13515 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13517 PR middle-end/36858
13518 * function.c (locate_and_pad_parm): Cap boundary earlier.
13520 2008-07-17 Julian Brown <julian@codesourcery.com>
13522 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13523 no-op for targets which don't use DLLs.
13525 2008-07-17 Martin Jambor <mjambor@suse.cz>
13527 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13528 that nodes are relevant by examining the node->analyzed flag.
13529 (ipcp_init_stage): Check which nodes are relevant, assert that the
13530 relevant ones are also required.
13531 (ipcp_propagate_stage): Check on the side arrays are properly
13533 (ipcp_print_all_jump_functions): Make sure not to touch any node
13534 that is not analyzed or an edge that does not have a corresponding
13535 entry in the on-the-side vectors.
13536 (ipcp_function_scale_print): Likewise.
13537 (ipcp_update_callgraph): Check that the node is relevant.
13538 (ipcp_insert_stage): Check that the node is relevant. Check there is
13539 an info for every node and edge.
13540 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13541 (ipa_print_all_tree_maps): Likewise and a new variable info.
13542 (ipa_print_all_params_modified): Likewise.
13543 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13545 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13548 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13550 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13552 PR rtl-optimization/36753
13553 * fwprop.c (use_killed_between): Don't shortcut
13554 single-definition global registers.
13556 2008-07-16 Jan Hubicka <jh@suse.cz>
13558 * cgraph.h (varpool_empty_needed_queue): Declare.
13559 * cgraphunit.c (output_in_order): Mark all variables as needed;
13561 * varpool.c (varpool_assemble_node): Update debug queue.
13562 (varpool_assemble_pending_decls): Don't do it here.
13563 (varpool_empty_needed_queue): New function.
13565 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13567 * recog.c (peephole2_optimize): Fix formatting.
13569 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13571 * c-pch.c (get_ident): Avoid C++ keywords.
13572 * combine-stack-adj.c (single_set_for_csa): Likewise.
13573 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13574 output_asm_insn): Likewise.
13575 * reload.c (push_secondary_reload, find_reusable_reload,
13576 push_reload, combine_reloads, find_reloads,
13577 debug_reload_to_stream): Likewise.
13578 * reload.h (struct reload): Likewise.
13579 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13580 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13581 emit_output_reload_insns): Likewise.
13582 * targhooks.c (default_secondary_reload): Likewise.
13583 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13585 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13587 * recog.c (validate_change_1, validate_change,
13588 validate_unshare_change, validate_replace_rtx_1, struct
13589 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13591 * reload.c (push_secondary_reload, secondary_reload_class,
13592 scratch_reload_class, find_valid_class, find_reusable_reload,
13593 push_reload, find_dummy_reload, find_reloads_address_1,
13594 find_reloads_address_part, find_equiv_reg): Likewise.
13595 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13596 choose_reload_regs): Likewise.
13597 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13599 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13600 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13601 * sched-rgn.c (concat_INSN_LIST): Likewise.
13602 * stor-layout.c (mode_for_size, mode_for_size_tree,
13603 smallest_mode_for_size): Likewise.
13605 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13607 * cfg.c (dump_reg_info): Avoid C++ keywords.
13608 * dwarf2asm.c (dw2_force_const_mem,
13609 dw2_asm_output_encoded_addr_rtx): Likewise.
13610 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13611 * expmed.c (expand_shift): Likewise.
13612 * global.c (find_reg): Likewise.
13613 * graph.c (draw_edge): Likewise.
13614 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13615 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13616 widen_clz, widen_bswap, expand_parity, expand_unop,
13617 emit_cmp_and_jump_insn_1): Likewise.
13618 * postreload.c (reload_cse_simplify_operands): Likewise.
13619 * ra.h (add_neighbor): Likewise.
13620 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13621 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13622 record_reg_classes, copy_cost, record_address_regs,
13623 invalid_mode_change_p): Likewise.
13624 * regrename.c (regrename_optimize, scan_rtx_reg,
13625 dump_def_use_chain, find_oldest_value_reg,
13626 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13628 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13630 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13631 MASK_POWERPC64 for power4 in previous commit.
13633 2008-07-16 Olivier Hainque <hainque@adacore.com>
13635 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13636 instead of bare conversion to cast const-ness away.
13638 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13640 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13641 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13642 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13643 (TARGET_FUNCTION_VALUE): Define.
13645 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13647 * config/rs6000/rs6000.c (processor_target_table): Add
13648 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13650 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13653 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13654 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13655 m32c_legitimize_reload_address.
13657 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13659 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13660 DECL_IN_SYSTEM_HEADER in sync.
13662 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13664 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13665 * tree-ssa-pre.c (pre_expr_eq): Ditto
13666 (get_constant_for_value_id): Take a type as an argument.
13667 (fully_constant_expression): Pass in type.
13668 (find_or_generate_expression): Short circuit constant case.
13669 (create_expression_by_pieces): Remove special casing of
13671 (do_regular_insertion): Short circuit constant case.
13672 (do_partial_partial_insertion): Ditto.
13674 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13677 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13679 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13681 * config/xtensa/libgcc-xtensa.ver: New file.
13682 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13684 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13686 * df-problems.c (df_set_note): Avoid C++ keywords.
13687 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13688 * dse.c (record_store, remove_useless_values): Likewise.
13689 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13690 gen_reg_rtx_offset, operand_subword, change_address_1,
13691 change_address, adjust_address_1, offset_address,
13692 widen_memory_access, emit_copy_of_insn_after): Likewise.
13693 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13694 * fwprop.c (should_replace_address, propagate_rtx_1,
13695 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13697 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13698 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13699 * lcm.c (compute_insert_delete, pre_edge_lcm,
13700 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13701 * lower-subreg.c (resolve_reg_notes): Likewise.
13702 * mode-switching.c (optimize_mode_switching): Likewise.
13704 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13706 * bt-load.c (add_btr_def, migrate_btr_def,
13707 branch_target_load_optimize): Avoid C++ keywords.
13708 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13710 * combine.c (subst, simplify_set, make_extraction,
13711 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13712 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13713 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13715 2008-07-15 Richard Guenther <rguenther@suse.de>
13717 PR middle-end/36369
13718 * c-common.c (strict_aliasing_warning): Do not warn for
13719 TYPE_REF_CAN_ALIAS_ALL pointers.
13720 (c_common_get_alias_set): may_alias types are not special.
13721 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13722 attribute and set can_ref_all accordingly.
13723 (build_reference_type_for_mode): Likewise.
13724 * doc/extend.texi (may_alias): Clarify.
13726 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13729 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13730 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13732 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13735 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13736 gcc_assert, instead call output_operand_lossage.
13738 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13740 * builtins.c (std_canonical_va_list): Treat structure based
13743 2008-07-15 Ben Elliston <bje@au.ibm.com>
13745 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13747 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13749 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13752 2008-07-14 Jan Hubicka <jh@suse.cz>
13754 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13755 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13756 fix predicates and constraints.
13757 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13758 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13760 2008-07-14 Doug Kwan <dougkwan@google.com>
13762 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13763 additional option file arm/eabi.opt.
13764 * config/arm/eabi.h (File): New configuration file for EABI targets.
13765 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13766 SUBSUBTARGET_EXTRA_SPECS.
13767 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13768 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13769 from STARTFILE_SPEC so that it can be referenced in an override.
13770 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13771 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13772 can be referenced in an override.
13773 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13774 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13775 so that it can be referenced in an override.
13776 (LINK_SPEC): Use BPABI_LINK_SPEC.
13777 * config/arm/eabi.opt (File): New.
13779 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13781 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13782 (FIXED_VALUE_H): New variable.
13783 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13784 input.h, fixed-value.h.
13785 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13786 (BASIC_BLOCK_H): Use $(BITMAP_H).
13787 (FUNCTION_H): Add varray.h.
13788 (IPA_REFERENCE_H): Use $(BITMAP_H).
13789 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13790 (DF_H): Use $(BITMAP_H).
13791 (GGC_H): Add statistics.h.
13792 (INSN_ADDR_H): New.
13793 (INSN_ATTR_H): Use it.
13794 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13796 (SYMTAB_H): Add $(OBSTACK_H).
13797 (CPP_INTERNAL_H): New.
13798 (TREE_DUMP_H): Add tree-pass.h.
13799 (TREE_FLOW_H): Use $(BITMAP_H)
13800 (PRETTY_PRINT_H): Use $(INPUT_H).
13801 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13804 (many object files): Fix lots of header dependencies throughout.
13806 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13808 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13810 (s-gtyp-input): Use them to write tmp-gi.list.
13811 (echo_to_gi.list): Remove.
13813 2008-07-14 Richard Guenther <rguenther@suse.de>
13815 * tree-ssa-sccvn.c (pre_info): Remove.
13816 (switch_to_PRE_table): Likewise.
13817 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13818 (set_hashtable_value_ids): Do not create value-ids for the
13820 (run_scc_vn): Remove double test. Remove bogus special-case
13821 in value-number printing.
13822 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13823 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13825 * tree-flow-inline.h (get_value_handle): Remove.
13826 * tree-flow.h (get_value_handle): Remove.
13828 2008-07-14 Martin Jambor <mjambor@suse.cz>
13830 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13831 in which we generate arithmetics is not a subrange.
13833 2008-07-14 Martin Jambor <mjambor@suse.cz>
13835 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13837 2008-07-14 Richard Guenther <rguenther@suse.de>
13839 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13841 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13844 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13845 reload for symbol refs moved to r0 with -fPIC.
13846 (legitimize_pic_address): Use the target register as temporary
13848 (emit_symbolic_move): Adjust comment.
13849 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13852 2008-07-14 Ben Elliston <bje@au.ibm.com>
13854 * c-common.h (C_CPP_HASHNODE): New macro.
13855 * coretypes.h (struct cpp_token): Forward declare.
13856 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13857 the context-sensitive keyword method.
13858 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13859 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13860 expand_bool_pixel): New.
13861 (altivec_categorize_keyword): New function.
13862 (init_vector_keywords): New function.
13863 (rs6000_macro_to_expand): Likewise.
13864 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13865 compiling an ISO C dialect.
13867 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13869 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13870 (create_expression_by_pieces): Fix typo.
13871 (do_regular_insertion): Use debug counter here too.
13873 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13876 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13877 CONST_OK_FOR_LETTER_P. All port-local users changed.
13878 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13879 implement Kp matching power-of-two.
13880 (CONSTRAINT_LEN): Define to match.
13881 * config/cris/cris.md: Replace all use of constraint K with Kc.
13882 ("*btst*): Use Kp for operand 0 of last alternative.
13884 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13887 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13890 2008-07-13 Jan Hubicka <jh@suse.cz>
13892 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13895 2008-07-13 Richard Guenther <rguenther@suse.de>
13897 PR middle-end/36811
13898 * langhooks.c (lhd_print_error_function): Deal with recursive
13901 2008-07-12 Jan Hubicka <jh@suse.cz>
13903 * cgraph.c (assembler_name_hash): New static var.
13904 (hash_node_by_assembler_name, eq_assembler_name): New.
13905 (cgraph_node_for_asm): Use hashtable.
13906 (cgraph_remove_node): Maintain hashtable.
13907 (change_decl_assembler_name): Sanity check that names are not changing
13908 after aliasing was processed.
13909 * cgraph.h (varpoon_node): Add next GGC marker.
13910 * tree.c (decl_assembler_name_equal): Constify.
13911 (decl_assembler_name_hash): New.
13912 * tree.h (decl_assembler_name_equal): Constify.
13913 (decl_assembler_name_hash): Update.
13915 2008-07-12 David Daney <ddaney@avtrex.com>
13917 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13918 sb1 and r5000 cpus.
13920 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13922 * doc/md.texi: Document the MIPS "v" constraint.
13923 * config/mips/mips.h (reg_class): Revert last change.
13924 (REG_CLASS_NAMES): Likewise.
13925 (REG_CLASS_CONTENTS): Likewise.
13926 * config/mips/mips.c (mips_regno_to_class): Likewise.
13927 * config/mips/constraints.md (v): Likewise, but add documentation.
13928 Add a comment to say that this constraint should not be used in
13931 2008-07-11 DJ Delorie <dj@redhat.com>
13933 * config/h8300/h8300.md (length): Fix branch offset limit.
13935 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13937 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13938 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13939 (avr_hard_regno_scratch_ok): New function.
13940 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13941 * config/avr/avr.md (all peepholes that request a scratch register):
13942 Remove avr_peep2_scratch_safe use.
13944 2008-07-11 Tom Tromey <tromey@redhat.com>
13945 Ian Lance Taylor <iant@google.com>
13947 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13948 (struct c_common_resword): Define.
13949 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13950 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13951 (c_common_reswords, num_c_common_reswords): Declare.
13952 * c-common.c (c_common_reswords): New global const array.
13953 (num_c_common_reswords): New const int.
13954 * c-parser.c (struct resword, reswords): Don't define.
13955 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13956 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13957 than reswords. If warning about C++ keywords, give them a special
13959 (c_lex_one_token): Warn about C++ keywords. Call
13960 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13961 (c_parser_external_declaration): Look for RID_xxx rather than
13962 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13963 (c_parser_statement_after_labels): Likewise.
13964 (c_parser_objc_class_instance_variables): Likewise.
13965 (c_parser_objc_class_declaration): Likewise.
13966 (c_parser_objc_try_catch_statement): Likewise.
13967 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13968 (declspecs_add_type): Likewise.
13970 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13972 * ggc-page.c (alloc_page):
13973 Substituting xmalloc, xcalloc with
13974 XNEWVEC and XCNEWVAR macros which add the
13977 2008-07-11 Richard Guenther <rguenther@suse.de>
13979 PR tree-optimization/36765
13980 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13981 aliases from HEAP vars to SMTs.
13983 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13986 * configure.ac (loose_warn): Move -Wc++-compat from here...
13987 (strict_warn): ...to here.
13988 * configure: Regenerate.
13990 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13992 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13993 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13994 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13995 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13996 excluding more specific h8300-*-* and sh-*-* targets.
13998 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
14000 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14001 (eliminate): Ditto.
14002 (execute_pre): Call loop_optimizer_finalize in early exit.
14004 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14006 PR middle-end/36790
14007 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14008 uids in the bitmap, not just VAR_DECL uids.
14010 PR rtl-optimization/36419
14011 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14012 (combine_stack_adjustments_for_block): Call it if needed. Delete
14014 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14015 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14016 prologue sp adjustment.
14018 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14021 * opts.c (print_ignored_options): Report postponed diagnostics for
14022 unknown -Wno-* options as warnings, not errors.
14023 (postpone_unknown_option_error): Renamed to...
14024 (postpone_unknown_option_warning): ... this.
14026 2008-07-09 Doug Kwan <dougkwan@google.com>
14029 2008-07-08 Doug Kwan <dougkwan@google.com>
14031 * config/arm/arm.opt (mandroid): New option.
14032 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14033 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14035 (CC1PLUS_SPEC): Same.
14037 (STARTFILE_SPEC): Same.
14038 (ENDFILE_SPEC): Same.
14039 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14042 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14045 * config/mips/mips.h (reg_class): Remove V1_REG.
14046 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14047 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14048 instead of V1_REGS.
14049 (mips_get_tp): New function.
14050 (mips_legitimize_tls_address): Use it.
14051 * config/mips/constraints.md (v): Delete.
14052 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14053 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14054 After reload, split into a move and ...
14055 (*tls_get_tp_<mode>_split): ...this new instruction.
14057 2008-07-09 David Daney <ddaney@avtrex.com>
14059 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14061 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14063 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14064 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14066 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14067 htab_delete should be called. Don't free c.
14068 (lookup_tmp_var): Create temp_htab lazily.
14069 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14070 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14072 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14073 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14074 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14075 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14076 * tree-sra.c (generate_element_init): Likewise.
14077 * tree-mudflap.c (execute_mudflap_function_ops,
14078 execute_mudflap_function_decls): Likewise.
14079 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14080 * tree-gimple.h (struct gimplify_ctx): New type.
14081 (push_gimplify_context): Adjust prototype.
14083 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14085 * tree-ssa-pre.c (phi_translate_1): Update placement of
14086 add_to_value calls.
14088 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14090 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14091 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14092 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14093 * targhooks.c (default_hard_regno_scratch_ok): New function.
14094 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14095 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14096 * recog.c: Include "target.h".
14097 (peep2_find_free_register): Add check for global regs. Add target
14099 * Makefile.in (recog.o): Depend on target.h.
14101 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14103 * config/sh/sh.c (sh_canonical_va_list_type): New.
14104 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14106 2008-07-09 Raksit Ashok <raksit@google.com>
14108 * doc/invoke.texi (Option Summary): Mention new option
14109 -Wdisallowed-function-list=...
14110 (Warning Options): Document -Wdisallowed-function-list=...
14111 * common.opt (Wdisallowed-function-list=): New flag.
14112 * flags.h (warn_disallowed_functions): External definition of new
14113 boolean warning flag.
14114 (warn_if_disallowed_function_p): Declare new function.
14115 * opts.c (warning_disallowed_functions): New static variable.
14116 (warn_disallowed_functions): New boolean warning flag.
14117 (warn_if_disallowed_function_p): New function.
14118 (add_comma_separated_to_vector): Rename
14119 add_instrument_functions_exclude_list to this.
14120 (common_handle_option): Handle new option. Rename calls to
14121 add_instrument_functions_exclude_list into calls to
14122 add_comma_separated_to_vector.
14123 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14124 based on flag warn_disallowed_functions.
14126 2008-07-09 Christian Bruel <christian.bruel@st.com>
14128 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14129 instead of get_attr_length.
14131 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14133 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14135 * genemit.c (gen_insn): Likewise.
14136 * gengtype.c (note_def_vec): Likewise.
14137 * gengtype.h (note_def_vec): Likewise.
14138 * genoutput.c (struct data, output_insn_data, process_template,
14139 gen_expand, gen_split, note_constraint): Likewise.
14140 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14141 make_insn_sequence): Likewise.
14142 * gensupport.c (record_insn_name): Likewise.
14144 2008-07-08 Doug Kwan <dougkwan@google.com>
14146 * config/arm/arm.opt (mandroid): New option.
14147 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14148 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14150 (CC1PLUS_SPEC): Same.
14152 (STARTFILE_SPEC): Same.
14153 (ENDFILE_SPEC): Same.
14154 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14157 2008-07-08 Raksit Ashok <raksit@google.com>
14159 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14160 (set_storage_via_setmem): Fix expected_align parameter.
14161 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14162 missing from the list.
14163 * doc/md.texi (movmem): Explicitly state that expected alignment is
14164 to be expressed in bytes.
14165 (setmem): Explicitly state that expected alignment is to be expressed
14168 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14170 * reload.c (find_reloads_subreg_address): Do not require validity
14171 of address in original mode before reloading address.
14173 2008-07-07 Tianwei Sheng <tianweis@google.com>
14175 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14176 bounds array access.
14178 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14180 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14182 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14184 Fix PR tree-optimization/23455
14185 Fix PR tree-optimization/35286
14186 Fix PR tree-optimization/35287
14187 * Makefile.in (OBJS-common): Remove tree-vn.o.
14188 (tree-vn.o): Remove.
14189 * dbgcnt.def: Add treepre_insert debug counter.
14190 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14191 (debug_value_expressions): Ditto.
14192 (print_value_expressions): Ditto.
14193 * tree-pretty-print.c (dump_generic_node): Updated for
14194 VALUE_HANDLE removal.
14195 * tree-ssa-dom.c (record_equality): Ditto.
14196 (cprop_operand): Ditto.
14197 (lookup_avail_expr): Ditto.
14198 * tree-ssa-threadedge.c
14199 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14200 (simplify_control_stmt_condition): Ditto.
14201 * tree.c (tree_code_size): Ditto.
14202 (tree_node_structure): Ditto.
14203 (iterative_hash_expr): Ditto.
14205 * tree.h (VALUE_HANDLE_ID): Ditto.
14206 (VALUE_HANDLE_EXPR_SET): Ditto.
14207 (struct tree_value_handle): Ditto.
14208 (union tree_node): Ditto.
14209 * treestruct.def: Ditto.
14210 * tree-vn.c: Removed.
14211 * tree-ssa-pre.c: Rewritten entirely.
14212 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14213 (constant_value_ids): Ditto.
14214 (vn_nary_op_t): Moved to header.
14216 (vn_reference_op_t): Ditto
14217 (vn_reference_t): Ditto.
14218 (next_value_id): New variable.
14219 (VN_INFO): Add an assert.
14220 (vn_constant_eq): New function.
14221 (vn_constant_hash): Ditto.
14222 (get_or_alloc_constant_value_id): Ditto.
14223 (value_id_constant_p): Ditto.
14224 (vn_reference_compute_hash): De-staticify.
14225 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14226 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14227 (valueize_refs): Update opcode if it changes from ssa name to constant.
14228 (vn_reference_lookup_1): Add new argument.
14229 (vn_reference_lookup): Ditto.
14230 (vn_reference_lookup_pieces): New function.
14231 (vn_reference_insert): Add return type. Modify to deal with value ids.
14232 (vn_reference_insert_pieces): New function.
14233 (vn_nary_op_compute_hash): De-staticify.
14234 (vn_nary_op_eq): Ditto.
14235 (vn_nary_op_lookup_pieces): New function.
14236 (vn_nary_op_lookup): Add new argument.
14237 (vn_nary_op_insert_pieces): New function.
14238 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14239 (vn_phi_insert): Ditto.
14240 (visit_unary_op): Update for callee changes.
14241 (visit_binary_op): Ditto.
14242 (visit_reference_op_load): Ditto.
14243 (visit_reference_op_store): Ditto.
14244 (init_scc_vn): Init next_value_id, constant_to_value_id and
14245 constant_value_ids.
14246 (free_scc_vn): Free them.
14247 (set_hashtable_value_ids): New function.
14248 (run_scc_vn): Use it.
14249 (get_max_value_id): New function.
14250 (get_next_value_id): Ditto.
14251 (expressions_equal_p): Moved from tree-vn.c
14252 (sort_vuses): Ditto.
14253 (sort_vuses_heap): Ditto.
14254 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14256 * tree.c (iterative_hash_hashval_t): Made non-static
14257 * tree.h (iterative_hash_hashval_t): Declare it.
14259 2008-07-08 Martin Jambor <mjambor@suse.cz>
14261 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14262 instead of ipa_create_node_params.
14263 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14264 ipa_check_create_edge_args, free them with
14265 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14267 * ipa-prop.c: Include flags.h and tree-inline.h.
14268 (ipa_node_params_vector): New variable.
14269 (ipa_edge_args_vector): New variable.
14270 (edge_removal_hook_holder): New variable.
14271 (node_removal_hook_holder): New variable.
14272 (edge_duplication_hook_holder): New variable.
14273 (node_duplication_hook_holder): New variable.
14274 (ipa_detect_param_modifications): Check for presence of modified flags.
14275 (ipa_compute_jump_functions): Check for presence of jump functions.
14276 (ipa_free_edge_args_substructures): New function.
14277 (ipa_create_node_params): Removed.
14278 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14279 (ipa_free_node_params_substructures): New function.
14280 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14282 (ipa_edge_removal_hook): New function.
14283 (ipa_node_removal_hook): New function.
14284 (duplicate_array): New function.
14285 (ipa_edge_duplication_hook): New function.
14286 (ipa_node_duplication_hook): New function.
14287 (ipa_register_cgraph_hooks): New function.
14288 (ipa_unregister_cgraph_hooks): New function.
14289 (free_all_ipa_structures_after_ipa_cp): New function.
14291 * ipa-prop.h: Include vec.h.
14292 (ipa_node_params_t): New typedef with vector types for it.
14293 (ipa_edge_args_t): New typedef with vector types for it.
14294 (IPA_NODE_REF): Changed to access an on-the-side vector.
14295 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14296 (ipa_check_create_node_params): New function.
14297 (ipa_check_create_edge_args): New function.
14299 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14302 2008-07-07 Tom Tromey <tromey@redhat.com>
14304 * configure, config.in: Rebuilt.
14305 * configure.ac: Don't check for scandir or alphasort.
14307 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14309 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14310 types immediately after creating them.
14312 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14314 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14316 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14318 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14319 dump_constraint_graph.
14320 (dump_constraint_edge): New function.
14321 (dump_constraint_graph): New function.
14322 (debug_constraint_graph): New function.
14323 (dump_constraint): Removed useless comparison.
14324 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14325 (dump_constraint_graph): Declare.
14326 (debug_constraint_graph): Declare.
14327 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14329 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14331 * config/i386/i386.c (is_va_list_char_pointer): New.
14332 (ix86_va_start): Replace compare with ms_va_list_type_node
14333 by is_va_list_char_pointer.
14334 (ix86_gimplify_va_arg): Likewise.
14336 2008-07-07 Martin Jambor <mjambor@suse.cz>
14338 * cgraph.c (cgraph_edge_max_uid): New variable.
14339 (struct cgraph_edge_hook_list): New type.
14340 (struct cgraph_node_hook_list): New type.
14341 (struct cgraph_2edge_hook_list): New type.
14342 (struct cgraph_2node_hook_list): New type.
14343 (first_cgraph_edge_removal_hook): New variable.
14344 (first_cgraph_node_removal_hook): New variable.
14345 (first_cgraph_edge_duplicated_hook): New variable.
14346 (first_cgraph_node_duplicated_hook): New variable.
14347 (cgraph_add_edge_removal_hook): New function.
14348 (cgraph_remove_edge_removal_hook): New function.
14349 (cgraph_call_edge_removal_hooks): New function.
14350 (cgraph_add_node_removal_hook): New function.
14351 (cgraph_remove_node_removal_hook): New function.
14352 (cgraph_call_node_removal_hooks): New function.
14353 (cgraph_add_edge_duplication_hook): New function.
14354 (cgraph_remove_edge_duplication_hook): New function.
14355 (cgraph_call_edge_duplication_hooks): New function.
14356 (cgraph_add_node_duplication_hook): New function.
14357 (cgraph_remove_node_duplication_hook): New function.
14358 (cgraph_call_node_duplication_hooks): New function.
14359 (cgraph_create_edge): Assign to edge uid.
14360 (cgraph_remove_edge): Call edge removal hooks.
14361 (cgraph_node_remove_callees): Call edge removal hooks.
14362 (cgraph_node_remove_callers): Call edge removal hooks.
14363 (cgraph_remove_node): Call node removal hooks.
14364 (cgraph_clone_edge): Call edge duplication hooks.
14365 (cgraph_clone_node): Call node duplication hooks.
14367 * cgraph.h (cgraph_edge): New field uid.
14368 (cgraph_edge_hook): New type.
14369 (cgraph_node_hook): New type.
14370 (cgraph_2edge_hook): New type.
14371 (cgraph_2node_hook): New type.
14373 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14375 * config.in: Regenerate.
14377 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14379 * gcc.c (print_sysroot): New.
14380 (option_map, display_help, process_command): Handle the
14381 -print-sysroot option.
14382 (main): Print the sysroot if requested.
14383 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14385 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14388 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14390 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14392 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14393 (assign_parm_setup_block_p): Also check mode of entry_parm.
14395 2008-07-07 Richard Guenther <rguenther@suse.de>
14397 * tree-ssa-structalias.h (set_used_smts): Remove.
14398 * tree-ssa-structalias.c (used_smts): Likewise.
14399 (set_used_smts): Likewise.
14400 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14401 call to set_used_smts.
14403 2008-07-07 Richard Guenther <rguenther@suse.de>
14405 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14406 (new_var_info): Set it to false.
14407 (solution_set_add): Correctly handle pointers outside a var and
14409 (type_safe): Treat variables with is_full_var properly.
14410 (do_sd_constraint): Likewise.
14411 (do_ds_constraint): Likewise.
14412 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14413 (get_constraint_for_ptr_offset): New function.
14414 (get_constraint_for_component_ref): For addresses at least include
14415 the last field of the variable. Handle is_full_vars properly.
14416 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14417 (handle_ptr_arith): Remove.
14418 (find_func_aliases): Simplify assignment handling.
14419 (create_function_info_for): For parameter and result varinfos set
14421 (create_variable_info_for): Set is_full_var flag whenever we
14422 just created a single varinfo for a decl.
14423 (init_alias_vars): Initialize use_field_sensitive from
14424 max-fields-for-field-sensitive parameter.
14426 2008-07-07 Richard Guenther <rguenther@suse.de>
14428 PR tree-optimization/36713
14429 * tree-flow-inline.h (is_call_used): New function.
14430 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14431 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14432 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14434 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14436 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14438 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14440 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14442 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14443 Nathan Sidwell <nathan@codesourcery.com>
14445 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14446 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14448 * config/m68k/t-linux: New.
14449 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14452 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14454 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14455 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14458 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14460 * gcc.c (execute): Fix -Wc++-compat warning.
14462 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14465 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14466 constant for little endian.
14468 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14470 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14471 mips_base_mips16 instead of TARGET_MIPS16.
14472 (mips_base_mips16): Declare.
14473 * config/mips/mips.c (mips_base_mips16): Make global.
14474 (was_mips16_p): Remove GTY marker.
14475 (was_mips16_pch_p): New variable.
14476 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14477 (mips_override_options): Force to non-MIPS16 mode initially.
14478 Do not complain about MIPS16 PIC incompatibilities here.
14479 Only allow -mgpopt if -mexplicit-relocs is in force for
14482 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14484 * configure.ac: Check for caddr_t, define to char * if not defined.
14485 * configure: Regenerate.
14486 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14487 (mmap_gt_pch_use_address): Likewise.
14488 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14490 2008-07-06 Richard Guenther <rguenther@suse.de>
14492 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14493 (new_var_info): Deal with it.
14494 (solution_set_add): Likewise.
14495 (bitpos_of_field): Make signed, fix.
14496 (struct fieldoff): Remove type and decl fields. Make size field
14497 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14499 (fieldoff_compare): Deal with it.
14500 (push_fields_onto_fieldstack): Remove has_union argument, glob
14501 adjacent non-pointer fields together.
14502 (create_function_info_for): Do not set has_union.
14503 (create_variable_info_for): Simplify.
14505 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14507 * config.gcc (extra_headers): Add cross-stdarg.h for target
14508 x86_64-*-* and i?86-*-*.
14509 * config/i386/cross-stdarg.h: New.
14510 * builtins.c (std_fn_abi_va_list): New.
14511 (std_canonical_va_list_type): New.
14512 (stabilize_va_list): Replace va_list_type_node use by
14513 mtarget.canonical_va_list_type.
14514 (gimplify_va_arg_expr): Likewise.
14515 (expand_builtin_va_copy): Replace va_list_type_node use by
14516 mtarget.fn_abi_va_list.
14517 * tree-sra.c (is_va_list_type): New helper.
14518 (decl_can_be_decomposed_p): Replace
14519 va_list_type_node use by is_va_list_type.
14520 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14521 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14522 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14523 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14524 (ix86_enum_va_list): New.
14525 * config/i386/i386.c (sysv_va_list_type_node): New.
14526 (ms_va_list_type_node): New.
14527 (ix86_function_type_abi): Remove sorry.
14528 (ix86_build_builtin_va_list_abi): New.
14529 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14530 for 64-bit targets.
14531 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14532 (ix86_init_builtins_va_builtins_abi): New.
14533 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14534 for 64-bit targets.
14535 (ix86_handle_abi_attribute): New.
14536 (attribute_spec): Add sysv_abi and ms_abi.
14537 (ix86_fn_abi_va_list): New.
14538 (ix86_canonical_va_list_type): New.
14539 (ix86_enum_va_list): New.
14540 (TARGET_FN_ABI_VA_LIST): New.
14541 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14542 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14543 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14544 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14545 (TARGET_ENUM_VA_LIST): New.
14546 * expr.h (std_fn_abi_va_list): New.
14547 (std_canonical_va_list_type): New.
14548 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14549 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14550 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14551 TARGET_CANONICAL_VA_LIST_TYPE.
14552 * target.h (struct gcc_target): Add fn_abi_va_list hook
14553 and canonical_va_list_type hook.
14555 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14557 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14558 integral and pointer types.
14560 2008-07-04 Roger Sayle <roger@eyesopen.com>
14562 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14563 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14565 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14568 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14570 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14572 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14573 build_gimple_modify_stmt.
14574 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14575 gimple operand. Use fold_build* instead of build*.
14577 2008-07-04 Richard Guenther <rguenther@suse.de>
14579 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14580 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14581 properly to compute the reachability set if we do field-sensitive PTA.
14582 * invoke.texi (max-fields-for-field-sensitive): Document default.
14583 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14584 100 for optimize >= 2.
14586 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14588 * ggc-zone.c (lookup_page_table_if_allocated,
14589 set_page_table_entry, zone_find_object_size, alloc_small_page,
14590 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14591 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14592 -Wc++-compat and/or -Wcast-qual warnings.
14594 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14597 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14598 pic_offset_table_rtx to be marked as used here.
14599 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14600 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14601 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14602 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14603 !TARGET_SECURE_PLT.
14605 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14607 * alloc-pool.c (hash_descriptor, eq_descriptor,
14608 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14609 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14611 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14612 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14613 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14614 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14617 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14619 * tree-flow.h (loop_only_exit_p): Declare.
14620 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14621 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14622 the number of iterations if it is constant. Otherwise, if this is the
14623 only possible exit of the loop, use the conservative estimate on the
14624 number of iterations of the entire loop if available.
14626 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14628 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14629 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14630 Add synchronization functions.
14631 * config/sync.c: New file.
14632 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14633 (LIBGCC_SYNC_CFLAGS): Likewise.
14635 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14639 (*pushtf_sse): New insn pattern.
14640 (pushtf splitters): New splitters.
14642 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14644 PR middle-end/35736
14645 * predict.c (build_predict_expr): Use void_type_node for the tree
14646 type, instead of NULL_TREE.
14648 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14650 * config/i386/i386.c (contains_aligned_value_p): Return true
14652 (ix86_data_alignment): Align TCmode to 128bits.
14653 (ix86_local_alignment): Likewise.
14655 2008-07-03 Andrew Haley <aph@redhat.com>
14658 * vec.h (VEC_TA): New.
14659 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14660 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14661 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14662 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14663 (C_COMMON_FIXED_TYPES): Remove first arg.
14664 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14665 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14666 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14667 not to use empty macro arguments.
14669 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14671 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14672 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14673 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14674 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14675 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14676 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14677 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14678 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14679 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14680 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14681 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14682 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14683 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14684 config/rs6000/e500crtres64gpr.asm,
14685 config/rs6000/e500crtres64gprctr.asm,
14686 config/rs6000/e500crtrest32gpr.asm,
14687 config/rs6000/e500crtrest64gpr.asm,
14688 config/rs6000/e500crtresx32gpr.asm,
14689 config/rs6000/e500crtresx64gpr.asm,
14690 config/rs6000/e500crtsav32gpr.asm,
14691 config/rs6000/e500crtsav64gpr.asm,
14692 config/rs6000/e500crtsav64gprctr.asm,
14693 config/rs6000/e500crtsavg32gpr.asm,
14694 config/rs6000/e500crtsavg64gpr.asm,
14695 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14696 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14697 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14698 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14699 config/sparc/sol2-cn.asm: Remove .file directives.
14701 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14703 * resource.c (mark_referenced_resources): Look inside
14704 UNSPEC_VOLATILEs and ASM_INPUTs.
14706 2008-07-02 Ian Lance Taylor <iant@google.com>
14708 * rtlanal.c (add_reg_note): New function.
14709 * rtl.h (add_reg_note): Declare.
14710 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14711 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14712 * builtins.c (expand_builtin_longjmp): Likewise.
14713 (expand_builtin_nonlocal_goto): Likewise.
14714 * calls.c (emit_call_1, expand_call): Likewise.
14715 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14716 * cfglayout.c (fixup_reorder_chain): Likewise.
14717 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14718 (commit_one_edge_insertion): Likewise.
14719 * combine.c (move_deaths, distribute_notes): Likewise.
14720 * df-problems.c (df_set_note): Likewise.
14721 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14722 (set_unique_reg_note): Likewise.
14723 (emit_copy_of_insn_after): Likewise.
14724 * expr.c (expand_expr_real): Likewise.
14725 * gcse.c (add_label_notes): Likewise.
14726 * haifa-sched.c (create_check_block_twin): Likewise.
14727 * jump.c (mark_jump_label_1): Likewise.
14728 * loop-doloop.c (add_test, doloop_modify): Likewise.
14729 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14730 * lower-subreg.c (move_eh_region_note): Likewise.
14731 * optabs.c (emit_libcall_block): Likewise.
14732 * predict.c (predict_insn): Likewise.
14733 (combine_predictions_for_insn): Likewise.
14734 * recog.c (peephole2_optimize): Likewise.
14735 * regmove.c (try_auto_increment): Likewise.
14736 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14737 * reload.c (find_reloads): Likewise.
14738 * reload1.c (fixup_eh_region_note): Likewise.
14739 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14740 * reorg.c (delete_prior_computation): Likewise.
14741 (delete_computation, dbr_schedule): Likewise.
14742 * config/pa/pa.c (legitimize_pic_address): Likewise.
14743 * config/sh/sh.c (sh_reorg): Likewise.
14745 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14748 * config/libgcc-glibc.ver: Add %exclude.
14749 * config/m32r/libgcc-glibc.ver: Likwise.
14750 * config/s390/libgcc-glibc.ver: Likwise.
14751 * config/sh/libgcc-glibc.ver: Likwise.
14752 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14754 * config/i386/libgcc-glibc.ver: New.
14756 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14758 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14760 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14761 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14762 i[34567]86-*-linux*, x86_64-*-linux*. Add
14763 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14764 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14765 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14766 i[34567]86-*-linux*, x86_64-*-linux*.
14768 * libgcc-std.ver: Add empty GCC_4.4.0.
14770 * mkmap-symver.awk: Support multiple versions per symbol.
14772 * config/i386/i386.c (ix86_init_builtins): Always define
14773 __builtin_fabsq and __builtin_copysignq with fallbacks.
14774 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14775 and __builtin_copysignq if SSE2 isn't available.
14777 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14778 (LIBGCC2_TF_CEXT): Likwise.
14779 (TF_SIZE): Likwise.
14781 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14783 * config/i386/sfp-machine.h: Moved to libgcc.
14785 * config/i386/sfp-machine.h: New.
14786 * config/i386/t-linux: Likwise.
14788 * config/i386/t-darwin: Remove softfp_wrap_start and
14790 * config/i386/t-darwin64: Likewise.
14792 * config/i386/t-fprules-softfp64: Renamed to ...
14793 * config/i386/t-fprules-softfp: This.
14795 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14796 and softfp_wrap_end.
14798 2008-07-02 Jason Merrill <jason@redhat.com>
14800 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14802 * tree.c (ctor_to_list): New fn.
14803 * tree.h: Declare it.
14804 (CONSTRUCTOR_ELT): New macro.
14805 (CONSTRUCTOR_NELTS): New macro.
14807 2008-07-02 Richard Guenther <rguenther@suse.de>
14809 * tree-ssa-structalias.c (struct variable_info): Reorder
14810 to fill padding on 64bit hosts. Make collapsed_to an int.
14811 (get_varinfo_fc): Deal with that.
14812 (new_var_info): Likewise.
14813 (collapse_rest_of_var): Likewise.
14815 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14817 * doc/install.texi (--enable-java-home): Document.
14818 (--enable-aot-compile-rpm): Likewise.
14819 (--with-arch-directory): Likewise.
14820 (--with-os-directory): Likewise.
14821 (--with-origin-name): Likewise.
14822 (--with-arch-suffix): Likewise.
14823 (--with-jvm-root-dir): Likewise.
14824 (--with-jvm-jar-dir): Likewise.
14825 (--with-python-dir): Likewise.
14827 2008-07-02 Richard Guenther <rguenther@suse.de>
14829 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14830 from decls explicitly. Merge operand checking from tuples.
14832 2008-07-02 Martin Jambor <mjambor@suse.cz>
14834 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14836 2008-07-02 Martin Jambor <mjambor@suse.cz>
14838 * tree-switch-conversion.c: Included timevar.h
14839 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14841 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14843 2008-07-02 Martin Jambor <mjambor@suse.cz>
14845 * tree-switch-conversion.c: Corrected various comments and
14847 (build_constructors): Fixed minor formatting mistakes.
14849 * invoke.texi (Optimize Options): Corrected the
14850 switch-conversion-max-branch-ratio parameter.
14852 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14854 * final.c (asm_insn_count): Return zero for an empty asm body.
14856 2008-07-02 Richard Guenther <rguenther@suse.de>
14858 * bitmap.h (bitmap_set_bit): Return bool.
14859 (bitmap_clear_bit): Likewise.
14860 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14861 write to the bitmap if it would.
14862 (bitmap_clear_bit): Likewise.
14863 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14864 bitmap_set_bit return value.
14865 (add_pred_graph_edge): Likewise.
14866 (add_graph_edge): Likewise.
14867 (do_sd_constraint): Likewise.
14868 (do_ds_constraint): Likewise.
14870 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14872 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14873 Fix -Wc++-compat and/or -Wcast-qual warnings.
14874 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14875 gen_regparm_prefix): Likewise.
14876 * vmsdbgout.c (write_modbeg, lookup_filename,
14877 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14879 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14881 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14882 defaults.h definition apply.
14884 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14886 * function.c (assign_parm_remove_parallels): New.
14887 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14889 (assign_parm_setup_block): Do not handle them.
14890 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14891 assign_parm_remove_parallels.
14893 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14895 * c-typeck.c (convert_for_assignment): Use
14896 vector_targets_convertible_p.
14897 * c-common.c (vector_targets_convertible_p): New.
14898 * c-common.h (vector_targets_convertible_p): New prototype.
14899 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14900 opaque_p_V2SI_type_node.
14902 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14904 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14907 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14909 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14910 TFmode constants via two element DImode vector for hosts with
14911 HOST_BITS_PER_WIDE_INT < 64.
14912 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14913 also for HOST_BITS_PER_WIDE_INT < 64.
14915 2008-07-01 Richard Guenther <rguenther@suse.de>
14917 PR tree-optimization/36666
14918 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14919 (get_constraint_exp_from_ssa_var): Split into ...
14920 (get_constraint_exp_for_temp): ... this ...
14921 (get_constraint_for_ssa_var): ... and that.
14922 Return constraint expressions for all touched sub-fields
14923 if the results address is not taken.
14924 (process_constraint): Remove assertion that aggregate
14925 assignments do not happen at this place.
14926 (get_constraint_for_component_ref): Add address_p argument.
14927 Return constraint expressions for all touched sub-fields
14928 if the results address is not taken.
14929 (do_deref): Use get_constraint_exp_for_temp.
14930 (get_constraint_for_1): Rename from ...
14931 (get_constraint_for): ... this. Add the old function as wrapper.
14932 (do_structure_copy): Use get_constraint_for_1.
14934 2008-07-01 Martin Jambor <mjambor@suse.cz>
14936 * Makefile.in (tree-switch-conversion.o): Add.
14937 (OBJS-common): Add tree-swtch-conversion.o.
14938 * passes.c (init_optimization_passes): Add pass_convert_switch.
14939 * tree-pass.h (pass_convert_switch): Add.
14940 * tree-switch-conversion.c: New file.
14941 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14942 * common.opt (ftree-cswtch): New option.
14943 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14944 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14945 * opts.c (decode_options): Set flag_tree_switch_conversion when
14946 optimization level is >= 2.
14947 * doc/invoke.texi (Optimize Options): Added description of
14948 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14950 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14952 * config/darwin-driver.c (darwin_default_min_version): Fix
14953 -Wc++-compat warnings.
14955 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14960 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14962 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14964 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14966 PR rtl-optimization/34744
14967 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14968 (df_scan_free_internal): Free data structures not
14969 allocated in storage pools.
14970 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14971 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14972 df_scan_free_mws_vec.
14973 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14976 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14978 * config/i386/i386.c (contains_aligned_value_p): Return true
14980 (ix86_function_arg_boundary): Return its natural boundary
14982 (return_in_memory_32): Don't check TDmode.
14983 (ix86_split_to_parts): Support splitting into 4 parts and
14984 support TFmode for 32bit target.
14985 (ix86_split_long_move): Support splitting into 4 parts.
14986 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14988 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14989 (ix86_init_builtins): Here.
14990 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14991 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14992 'q' and 'w', respectively.
14994 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14996 (movtf_internal): Likewise.
14997 (<code>tf2): Likewise.
14998 (*absnegtf2_sse): Likewise.
14999 (copysign<mode>3): Likewise.
15000 (copysign<mode>3_const): Likewise.
15001 (copysign<mode>3_var): Likewise.
15002 (define_split UNSPEC_COPYSIGN): Likewise.
15003 * config/i386/sse.md (*nandtf3): Likewise.
15004 (<code>tf3): Likewise.
15005 (*<code>tf3): Likewise.
15007 2008-06-30 Joey Ye <joey.ye@intel.com>
15008 H.J. Lu <hongjiu.lu@intel.com>
15010 * global.c (compute_regsets): Set frame_pointer_needed here.
15011 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15013 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15015 * doc/install.texi (specific): Expand Windows build notes.
15017 2008-06-30 Ira Rosen <irar@il.ibm.com>
15019 PR tree-optimization/36648
15020 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15021 number of prolog iterations by step. Fix the comment.
15023 2008-06-30 Richard Guenther <rguenther@suse.de>
15025 PR middle-end/36671
15026 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15027 handle calls from ECF_MALLOC functions.
15028 (handle_pure_call): ECF_MALLOC functions do not return
15030 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15032 2008-06-29 Andreas Schwab <schwab@suse.de>
15034 * config/m68k/m68k.c (print_operand): Always print a float
15036 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15037 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15040 * config/rs6000/x-linux64: Remove never used file.
15042 2008-06-29 Richard Guenther <rguenther@suse.de>
15044 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15046 (struct alias_info): Move ...
15047 * tree-ssa-alias.c: ... here.
15048 (update_alias_info): Declare.
15049 (compute_may_aliases): Call it.
15050 (update_alias_info): New function.
15051 * tree-ssa-structalias.c (update_alias_info): Move ...
15052 * tree-ssa-alias.c (update_alias_info_1): ... here.
15053 * tree-ssa-structalias.c (process_constraint_1): Remove
15054 unused from_call argument. Rename to ...
15055 (process_constraint): ... this. Delete old wrapper.
15056 (make_constraint_to): Adjust callers.
15057 (handle_const_call): Likewise.
15058 (handle_pure_call): Likewise.
15059 (init_base_vars): Likewise.
15060 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15061 (find_func_aliases): We don't need structure copies for
15063 (make_constraint_from_anything): Remove.
15064 (create_variable_info_for): For globals make constraints
15065 from escaped, not from anything.
15066 (compute_points_to_sets): Do not call update_alias_info.
15067 (ipa_pta_execute): Use make_constraint_from.
15069 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15071 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15072 (bitmap.o-warn, dominance.o-warn): New.
15073 * configure.ac (cxx_compat_warn): Delete.
15074 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15075 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15077 * configure: Regenerate.
15079 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15082 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15084 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15085 * df-scan.c (df_notes_rescan): Likewise.
15086 * ggc-page.c (set_page_table_entry): Likewise.
15087 * intl.c (gcc_gettext_width): Likewise.
15088 * varasm.c (get_unnamed_section, get_noswitch_section,
15089 get_section): Likewise.
15091 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15093 * regrename.c (build_def_use): Don't copy RTX.
15095 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15097 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15098 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15099 punctuation. Use @ref instead of @xref.
15100 (Function Names): Remove stray @display/@end display.
15101 (C++ Attributes): Use @ref instead of @xref.
15102 (Deprecated Features): Fix punctuation around @xref.
15103 (Backwards Compatibility): Likewise.
15104 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15106 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15108 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15109 constants for E500 double.
15111 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15113 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15114 element type of const_vector.
15116 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15119 Remove FLAGS_REG clobber from expander pattern.
15120 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15121 (anddi3, andsi3, andhi3, andqi3): Ditto.
15122 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15123 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15124 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15125 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15126 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15127 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15128 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15129 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15131 2008-06-28 Richard Guenther <rguenther@suse.de>
15133 * tree-ssa-structalias.c (callused_id, var_callused,
15134 callused_tree): Add.
15135 (handle_pure_call): New function.
15136 (find_func_aliases): Call it.
15137 (find_what_p_points_to): Handle the call-used set.
15138 (clobber_what_escaped): Likewise.
15139 (compute_call_used_vars): New function.
15140 (init_base_vars): Init the call-used variable.
15141 (do_sd_constraint): Do not propagate the solution from CALLUSED
15142 but use CALLUSED as a placeholder.
15143 (solve_graph): Likewise.
15144 * tree-flow-inline.h (gimple_call_used_vars): New function.
15145 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15146 (compute_call_used_vars): Declare.
15147 * tree-ssa-alias.c (set_initial_properties): Call
15148 compute_call_used_vars.
15149 (reset_alias_info): Clear call-used variables.
15150 (add_call_clobber_ops): Assert we are not called for const/pure
15151 functions. Remove handling of them.
15152 (add_call_read_ops): Handle pure functions by adding the
15153 call-used set of variables as VUSEs.
15154 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15155 (delete_tree_ssa): Free it.
15156 * tree-dfa.c (remove_referenced_var): Clear the var from the
15159 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15161 * tree.c (build_varargs_function_type_list): New.
15162 (build_function_type_list_1): New.
15163 (build_function_type_list): Use build_function_type_list_1.
15164 * tree.h (build_varargs_function_type_list): New.
15166 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15169 * config/spu/spu.c (spu_builtin_splats): Do not generate
15170 invalid CONST_VECTOR expressions.
15171 (spu_expand_vector_init): Likewise.
15173 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15175 * optabs.c (libfunc_decls): New variable.
15176 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15177 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15178 for the same function twice.
15180 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15182 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15183 ix86_expand_binary_operator directly.
15184 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15186 (*ashrti3_1): Ditto.
15187 (*lshrti3_1): Ditto.
15188 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15189 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15190 using only one splitter. Conditionaly execute splitter before or
15191 after peephole2 pass.
15192 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15193 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15194 Use only one alternative in asm template.
15195 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15197 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15198 "J" operand constraint for operand 2.
15199 (*ashldi3_cconly_rex64): Ditto.
15200 (*ashrdi3_cmp_rex64): Ditto.
15201 (*ashrdi3_cconly_rex64): Ditto.
15202 (*lshrdi3_cmp_rex64): Ditto.
15203 (*lshrdi3_cconly_rex64): Ditto.
15204 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15205 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15206 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15209 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15211 * gimplify.c (omp_is_private): Don't return true if decl is not
15212 already private on #pragma omp for or #pragma omp parallel for.
15215 * tree-cfg.c (struct move_stmt_d): Replace block field with
15216 orig_block and new_block fields.
15217 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15218 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15219 (move_block_to_fn): Replace vars_map and new_label_map arguments
15220 with struct move_stmt_d pointer.
15221 (replace_block_vars_by_duplicates): New function.
15222 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15223 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15224 all subblocks of ORIG_BLOCK to the new function. Call
15225 replace_block_vars_by_duplicates.
15226 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15227 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15228 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15229 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15230 (expand_omp): Temporarily set input_location to the location of
15231 region's controlling stmt.
15232 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15233 BIND_EXPR, push ctx->block_vars and gimplification vars into
15234 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15235 into dest function.
15236 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15237 there are any BLOCK_VARS.
15238 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15239 OMP_PARALLEL or OMP_TASK stmt.
15240 (lower_omp): Save and restore input_location around the lower_omp_1
15243 2008-06-27 Richard Guenther <rguenther@suse.de>
15245 PR tree-optimization/36400
15246 PR tree-optimization/36373
15247 PR tree-optimization/36344
15248 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15249 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15250 (update_alias_info): Remove call clobbering code.
15251 (make_constraint_to): New helper function.
15252 (make_escape_constraint): Likewise.
15253 (handle_rhs_call): Use it on all pointer containing arguments.
15254 Also mark the static chain escaped.
15255 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15256 instead of ANYTHING.
15257 (make_constraint_from): New helper split out from ...
15258 (make_constraint_from_anything): ... here.
15259 (find_func_aliases): Add constraints for escape sites.
15260 (intra_create_variable_infos): Make constraints from NONLOCAL
15262 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15264 (clobber_what_p_points_to): Remove.
15265 (clobber_what_escaped): New function.
15266 (init_base_vars): Init NONLOCAL and ESCAPED.
15267 (do_sd_constraint): Do not propagate the solution from ESCAPED
15268 but use ESCAPED as a placeholder.
15269 (solve_graph): Likewise.
15270 * tree-flow.h (clobber_what_p_points_to): Remove.
15271 (clobber_what_escaped): Declare.
15272 * tree-ssa-alias.c (set_initial_properties): Call it.
15273 Remove code clobbering escaped pointers.
15275 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15277 * function.c (allocate_struct_function): Only allocate a unique
15278 funcdef_no if the decl is nonzero.
15280 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15282 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15283 * config/mips/mips.c (mips_split_const_insns): New function.
15284 * config/mips/mips.md (move_type): New attribute.
15285 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15286 (dword_mode): New attribute.
15287 (type): Avoid long line. Map "move_type"s to "type"s,
15288 choosing "multi" for doubleword moves if appropriate.
15289 Swap MTC/MFC comments to match their declaration order.
15290 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15291 "type" is "branch" or "jal" is "direct".
15292 (length): Handle "extended_mips16" first. Make the default
15293 "0" for "ghost" instructions. Set the length from "move_type".
15294 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15295 of "type", with "sll0" for the register alternative. Remove the
15296 "extended_mips16" attribute.
15297 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15298 of "type", with "shift_shift" for the register alternative.
15299 Remove the "length" attribute.
15300 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15301 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15302 of "type", with "andi" for the register alternative.
15303 (*zero_extendqihi2): Likewise.
15304 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15305 of "andi" instead of a "type" of "arith".
15306 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15308 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15309 (mov_<store>r, *mov<mode>_ra): Likewise.
15310 (extendsidi2): Use "move_type" instead of "type", with "move"
15311 for the register alternative.
15312 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15313 of "type", with "signext" for the register alternative.
15314 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15315 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15316 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15317 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15318 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15319 (unnamed branch insn): Likewise.
15320 (*movdi_gp32_fp64): Fold into...
15321 (*movdi_32bit): ...here.
15322 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15323 (*movdf_hardfloat): ...this new pattern.
15324 (*movdf_softfloat): Remove redundant FPR alternatives.
15325 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15326 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15327 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15328 the "move" attribute.
15329 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15330 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15331 and "store" for COP loads and stores.
15332 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15333 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15334 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15335 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15336 (*movtf_mips16, *movv2sf): Likewise.
15337 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15338 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15339 (mfhc1<mode>): Use "move_type" instead of "move".
15340 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15341 (loadgp_blockage): Remove the "length" attribute.
15342 (blockage, set_got_version, update_got_version): Likewise.
15343 (call_internal): Remove the "extended_mips16" attribute.
15344 (call_value_internal, call_value_multiple_internal): Likewise.
15345 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15347 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15348 the "length" attribute.
15350 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15352 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15353 -Wcast-qual warnings.
15354 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15355 handle_pragma_pop_macro): Likewise.
15356 * collect2.c (resolve_lib_name): Likewise.
15357 * config/arc/arc.c (arc_init): Likewise.
15358 * config/arm/arm.c (neon_builtin_compare,
15359 locate_neon_builtin_icode): Likewise.
15360 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15361 * config/bfin/bfin.c (bfin_init_machine_status,
15362 bfin_optimize_loop): Likewise.
15363 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15364 * config/cris/cris.c (cris_init_expanders): Likewise.
15365 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15366 * config/darwin.c (machopic_indirection_eq,
15367 machopic_indirection_name, machopic_output_indirection): Likewise.
15368 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15369 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15370 frv_optimize_membar): Likewise.
15371 * config/i386/cygwin.h (mingw_scan,
15372 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15373 * config/i386/cygwin1.c (mingw_scan): Likewise.
15374 * config/i386/i386.c (machopic_output_stub): Likewise.
15375 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15376 i386_pe_unique_section): Likewise.
15377 * config/ia64/ia64.c (ia64_init_machine_status,
15378 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15380 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15381 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15382 * config/m68k/m68k.c (m68k_handle_option,
15383 m68k_sched_md_init_global): Likewise.
15384 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15385 mcore_unique_section): Likewise.
15386 * config/mips/mips.c (mips_block_move_straight,
15387 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15389 * config/mmix/mmix.c (mmix_init_machine_status,
15390 mmix_encode_section_info): Likewise.
15391 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15392 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15393 print_operand_address, output_toc, redefine_groups,
15394 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15395 * config/s390/s390.c (s390_init_machine_status): Likewise.
15396 * config/score/score.c (score_block_move_straight,
15397 score_block_move_loop_body): Likewise.
15398 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15399 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15400 * emit-rtl.c (find_auto_inc): Likewise.
15401 * gcc.c (translate_options, process_command): Likewise.
15402 * reorg.c (dbr_schedule): Likewise.
15403 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15404 * xcoffout.c (xcoffout_declare_function): Likewise.
15406 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15408 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15409 ipa-pta working again.
15411 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15413 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15416 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15418 * config.gcc (powerpc*-*-*): Add new core e500mc.
15419 * config/rs6000/e500mc.md: New file.
15420 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15422 (rs6000_override_options): Add e500mc case to
15423 processor_target_table. Altivec and Spe options not allowed
15424 with e500mc. Add isel instruction to e500mc by
15425 default. Initialize rs6000_cost for e500mc.
15426 (rs6000_issue_rate): Set issue rate for e500mc.
15427 * config/rs6000/rs6000.h (processor_type): Add
15428 PROCESSOR_PPCE500MC.
15429 (ASM_CPU_SPEC): Add e500mc.
15430 Set TARGET_ISEL to rs6000_isel.
15431 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15432 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15433 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15435 * doc/invoke.texi: Add e500mc to list of cpus.
15437 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15440 * c-lex.c (lex_charconst): Initialize unsignedp.
15442 2008-06-27 Olivier Hainque <hainque@adacore.com>
15444 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15445 documented assumptions.
15447 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15449 * dwarf2out.c: Remove trailing white spaces. Break long line
15452 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15454 * libfuncs.h (LTI_synchronize): New libfunc_index.
15455 (synchronize_libfunc): Declare.
15456 * builtins.c (expand_builtin_synchronize): Consider using
15457 synchronize_libfunc before falling back on an asm blockage.
15458 * config/mips/mips.c: Include libfuncs.h
15459 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15461 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15463 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15464 parameter. Copy stack_reg to r11 where appropriate.
15465 (no_global_regs_above): Add gpr parameter.
15466 (rs6000_stack_info): Only add padding for SPE save area if we
15467 are saving SPE GPRs and CR.
15468 (saveres_routine_syms): New variable.
15469 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15471 (rs6000_savres_routine_sym): New function.
15472 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15474 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15475 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15476 Tweak FPR out-of-line saving.
15477 (rs6000_make_savres_rtx): New function.
15478 (rs6000_use_multiple_p): New function.
15479 (rs6000_savres_strategy): New function.
15480 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15481 out-of-line if appropriate.
15482 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15483 if we are optimizing for size.
15484 (GP_SAVE_INLINE): Define.
15485 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15486 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15487 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15488 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15489 (*save_fpregs_<mode>): Add use of r11.
15490 (*restore_gpregs_<mode>): New insn.
15491 (*return_and_restore_gpregs_<mode>): New insn.
15492 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15494 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15495 (*restore_gpregs_spe): New insn.
15496 (*return_and_restore_gpregs_spe): New insn.
15497 * config/rs6000/predicates.md (save_world_operation): Fix check.
15499 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15501 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15502 this point, so assert that.
15504 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15506 * cfganal.c: Include vec.h and vecprim.h.
15507 (compute_idf): Import from...
15508 * tree-into-ssa (compute_idf): ...here.
15509 * basic-block.h (compute_idf): Export.
15511 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15513 * c-decl.c (merge_decls): Use !current_function_decl to check for
15514 extern declaration of C99 inline function being at file scope.
15516 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15518 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15520 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15522 * alias.c (record_alias_subset, init_alias_analysis): Fix
15523 -Wc++-compat and/or -Wcast-qual warnings.
15524 * attribs.c (lookup_attribute_spec): Likewise.
15525 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15526 copy_bb, connect_traces,
15527 find_rarely_executed_basic_blocks_and_cr): Likewise.
15528 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15529 note_btr_set, migrate_btr_defs): Likewise.
15530 * builtins.c (result_vector, expand_builtin_memcpy,
15531 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15532 builtin_memset_read_str, expand_builtin_printf,
15533 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15535 * caller-save.c (mark_set_regs): Likewise.
15536 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15537 * cgraph.c (cgraph_edge): Likewise.
15538 * combine.c (likely_spilled_retval_1): Likewise.
15539 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15540 htab_counts_entry_del, get_coverage_counts): Likewise.
15541 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15542 new_cselib_val): Likewise.
15543 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15544 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15546 * df-core.c (df_compact_blocks): Likewise.
15547 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15548 * df-scan.c (df_grow_reg_info, df_ref_create,
15549 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15550 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15551 df_record_entry_block_defs, df_record_exit_block_uses,
15552 df_bb_verify): Likewise.
15553 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15554 DF_REF_EXTRACT_MODE_CONST): New.
15555 * dominance.c (get_immediate_dominator, get_dominated_by,
15556 nearest_common_dominator, root_of_dom_tree,
15557 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15558 -Wc++-compat and/or -Wcast-qual warnings.
15559 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15560 record_store, replace_read, check_mem_read_rtx, scan_insn,
15561 dse_step1, dse_record_singleton_alias_set): Likewise.
15562 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15564 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15566 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15567 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15568 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15569 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15570 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15571 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15572 file_name_acquire, output_file_names, add_const_value_attribute,
15573 premark_used_types_helper, file_table_eq, file_table_hash,
15574 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15575 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15576 -Wcast-qual warnings.
15577 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15578 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15579 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15580 gen_reg_rtx, start_sequence, init_emit): Likewise.
15581 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15582 * except.c (init_eh_for_function, gen_eh_region,
15583 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15584 arh_to_landing_pad, arh_to_label, add_action_record,
15585 add_call_site, switch_to_exception_section): Likewise.
15586 * expmed.c (synth_mult): Likewise.
15587 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15588 store_expr): Likewise.
15589 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15591 * function.c (assign_stack_temp_for_type,
15592 allocate_struct_function, match_asm_constraints_1): Likewise.
15593 * gcov-io.c (gcov_allocate): Likewise.
15594 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15595 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15596 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15597 record_one_set, insert_expr_in_table, insert_set_in_table,
15598 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15599 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15600 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15601 -Wcast-qual warnings.
15603 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15605 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15606 -Wcast-qual warnings.
15607 * gcc.c (process_command): Likewise.
15608 * genattrtab.c (oballoc): Use XOBNEW.
15609 (oballocvec): Define.
15610 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15611 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15612 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15613 -Wc++-compat and/or -Wcast-qual warnings.
15614 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15615 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15616 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15617 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15618 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15619 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15620 add_excls, process_presence_absence_names,
15621 process_presence_absence_patterns, add_presence_absence,
15622 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15623 get_free_state, add_arc, get_free_automata_list_el,
15624 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15625 transform_3, cache_presence, create_ainsns, create_automata,
15626 create_state_ainsn_table, dfa_insn_code_enlarge,
15627 output_trans_func, output_min_issue_delay_func,
15628 output_dead_lock_func, output_reset_func,
15629 output_get_cpu_unit_code_func, output_dfa_start_func,
15630 expand_automata): Likewise.
15631 * genextract.c (gen_insn): Likewise.
15632 * gengtype-lex.l: Likewise.
15633 * gengtype.c (read_input_list, adjust_field_type,
15634 process_gc_options): Likewise.
15635 * genoutput.c (note_constraint): Likewise.
15636 * genpreds.c (mangle, add_constraint): Likewise.
15637 * genrecog.c (process_define_predicate, new_decision,
15638 add_to_sequence): Likewise.
15639 * gensupport.c (record_insn_name): Likewise.
15641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15643 * config/i386/driver-i386.c (detect_caches_amd,
15644 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15645 and/or -Wcast-qual warnings.
15646 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15647 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15648 gt_pch_save): Likewise.
15649 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15650 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15651 * global.c (compute_regsets): Likewise.
15652 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15653 finish_graph_dump_file): Likewise.
15654 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15655 unlink_bb_notes): Likewise.
15656 * integrate.c (get_hard_reg_initial_val): Likewise.
15657 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15658 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15659 * local-alloc.c (update_equiv_regs): Likewise.
15660 * loop-invariant.c (check_invariant_table_size,
15661 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15663 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15664 altered_reg_used, mark_altered): Likewise.
15665 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15666 insert_var_expansion_initialization,
15667 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15668 release_var_copies): Likewise.
15669 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15670 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15671 analyze_accesses_for_phi_node, check_var_notmodified_p,
15672 check_allocation_function, find_sites_in_func,
15673 record_all_accesses_in_func, transform_access_sites,
15674 transform_allocation_sites): Likewise.
15675 * omp-low.c (new_omp_region, create_omp_child_function_name,
15676 check_omp_nesting_restrictions, check_combined_parallel,
15677 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15678 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15679 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15680 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15682 * opts-common.c (prune_options): Likewise.
15683 * opts.c (add_input_filename, print_filtered_help,
15684 get_option_state): Likewise.
15685 * params.c (add_params): Likewise.
15686 * passes.c (set_pass_for_id, next_pass_1,
15687 do_per_function_toporder, pass_fini_dump_file): Likewise.
15688 * postreload.c (reload_cse_simplify_operands): Likewise.
15689 * predict.c (tree_predicted_by_p, tree_predict_edge,
15690 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15692 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15694 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15696 * recog.c (check_asm_operands, validate_change_1): Likewise.
15697 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15698 subst_asm_stack_regs): Likewise.
15699 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15700 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15701 * regmove.c (reg_is_remote_constant_p): Likewise.
15702 * regrename.c (regrename_optimize, scan_rtx_reg,
15703 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15705 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15706 regstat_compute_calls_crossed): Likewise.
15707 * reload1.c (init_reload, new_insn_chain,
15708 has_nonexceptional_receiver, reload, copy_reloads,
15709 calculate_needs_all_insns, init_elim_table): Likewise.
15710 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15711 * rtl.c (shallow_copy_rtx_stat): Likewise.
15712 * rtlanal.c (parms_set): Likewise.
15713 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15714 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15715 * sched-ebb.c (earliest_block_with_similiar_load,
15716 add_deps_for_risky_insns): Likewise.
15717 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15718 schedule_region): Likewise.
15719 * see.c (eq_descriptor_pre_extension,
15720 hash_descriptor_pre_extension, hash_del_pre_extension,
15721 eq_descriptor_properties, hash_descriptor_properties,
15722 hash_del_properties, see_seek_pre_extension_expr,
15723 see_initialize_data_structures, see_print_register_properties,
15724 see_print_pre_extension_expr, see_delete_merged_def_extension,
15725 see_delete_unmerged_def_extension, see_emit_use_extension,
15726 see_pre_delete_extension, see_map_extension, see_commit_changes,
15727 see_analyze_merged_def_local_prop,
15728 see_analyze_merged_def_local_prop,
15729 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15730 see_set_prop_merged_def, see_set_prop_unmerged_def,
15731 see_set_prop_unmerged_use, see_print_one_extension,
15732 see_merge_one_use_extension, see_merge_one_def_extension,
15733 see_store_reference_and_extension, see_update_uses_relevancy,
15734 see_update_defs_relevancy): Likewise.
15735 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15736 hash_statistics_free, curr_statistics_hash): Likewise.
15737 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15738 expand_asm_operands, expand_return, case_bit_test_cmp,
15739 expand_case): Likewise.
15740 * stor-layout.c (start_record_layout): Likewise.
15741 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15742 gt_pch_save_stringpool): Likewise.
15743 * tree-data-ref.c (hash_stmt_vertex_info,
15744 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15745 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15747 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15750 * config/i386/i386.md: Change constraints of HImode and QImode
15751 immediate operands from "i" to "n". Change SImode "ni" constraint to
15752 "i" and SImode "rmi" constraint to "g". Remove all constraints
15753 from const0_operand and const1_operand predicated operands.
15754 (i): Change QImode and HImode attribute from "i" to "n".
15755 (*subqi_2): Change HImode operands to QImode.
15758 2008-06-25 Olivier Hainque <hainque@adacore.com>
15760 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15763 2008-06-25 Richard Guenther <rguenther@suse.de>
15765 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15766 not overflow the result type.
15768 2008-06-25 Richard Guenther <rguenther@suse.de>
15770 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15771 (vn_lookup): Likewise.
15773 2008-06-25 Richard Guenther <rguenther@suse.de>
15775 PR tree-optimization/35518
15776 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15777 * tree-sra.c (instantiate_element): Use fold_build3 to build
15779 (try_instantiate_multiple_fields): Likewise.
15781 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15783 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15786 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15788 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15789 use_backchain_to_restore_sp to true
15790 if the offset of the link register save area would go over the 32k - 1
15791 offset limit of the load
15794 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15796 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15797 anchor for the type-punning blurb. Cross-reference "Structures
15798 unions enumerations and bit-fields implementation". Provide a
15799 cast-through-pointer example. Make final sentence self-contained.
15800 * doc/implement-c.texi (Structures unions enumerations and
15801 bit-fields implementation): Cross-reference the type-punning blurb
15802 in the -fstrict-aliasing documentation.
15804 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15806 PR middle-end/36594
15807 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15808 the memory instead of the memory itself for the save area.
15810 2008-06-24 Olivier Hainque <hainque@adacore.com>
15811 Nicolas Roche <roche@adacore.com>
15813 * gengtype.c (srcdir_len): size_t instead of int.
15814 (get_file_realbasename): New function. For F a filename, the real
15815 basename of F, with all the path components stripped.
15816 (get_file_srcdir_relative_path): New function. For F a filename, the
15817 relative path to F from $(srcdir).
15818 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15819 get_file_realbasename. Adjust the head comment.
15820 (get_prefix_langdir_index): New function. For F a filename, return the
15821 lang_dir_names[] relative index of the language directory that is
15823 (get_file_langdir): For F a filename, return the name of the language
15824 directory where F is located.
15825 (get_file_gtfilename): New function. The gt- output file name for an
15827 (get_output_file_with_visibility): Replace in-line computations with
15828 uses of get_file_gtfilename and get_prefix_langdir_index.
15829 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15831 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15833 PR tree-optimization/36504
15834 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15835 references without base address.
15837 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15839 PR middle-end/36584
15840 * calls.c (expand_call): Increase alignment for recursive functions.
15842 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15844 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15845 (TARGET_FUNCTION_VALUE): New define.
15846 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15847 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15849 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15851 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15852 (fmod<mode>3): Ditto.
15853 (remainderxf3): Ditto.
15854 (remainder<mode>3): Ditto.
15856 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15859 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15860 REG is a hard register.
15862 PR tree-optimization/36508
15863 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15864 499, don't check it at all in release compilers.
15866 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15868 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15869 together with SSE_TARGET_MATH to disable insn pattern.
15870 (*fop_<MODEF:mode>_2_i387): Ditto.
15871 (*fop_<MODEF:mode>_3_i387): Ditto.
15873 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15875 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15877 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15879 PR middle-end/34906
15880 * gimplify.c (gimplify_asm_expr): Check the return code of
15881 parse_output_constraint call, set function return and is_inout
15882 value if it failed.
15884 2008-06-22 Ian Lance Taylor <iant@google.com>
15886 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15887 (narrowest_signed_type): Likewise.
15888 * c-typeck.c (c_common_type): Change local variable mclass to enum
15890 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15891 tcc_comparison, not the tree code itself.
15892 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15893 (c_expand_expr): Cast modifier to enum expand_modifier.
15894 * c-common.h (C_RID_CODE): Add casts.
15895 (C_SET_RID_CODE): Define.
15896 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15897 (c_lex_one_token): Add cast to avoid warning.
15898 (c_parser_objc_type_name): Rename local typename to type_name.
15899 (check_no_duplicate_clause): Change code parameter to enum
15901 (c_parser_omp_var_list_parens): Change kind parameter to enum
15903 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15904 c_parser_omp_list_var_parens.
15905 (c_parser_omp_threadprivate): Likewise.
15906 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15907 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15908 * c-format.c (NO_FMT): Define.
15909 (printf_length_specs): Use NO_FMT.
15910 (asm_fprintf_length_specs): Likewise.
15911 (gcc_diag_length_specs): Likewise.
15912 (scanf_length_specs): Likewise.
15913 (strfmon_length_specs): Likewise.
15914 (gcc_gfc_length_specs): Likewise.
15915 (printf_flag_specs): Change 0 to STD_C89.
15916 (asm_fprintf_flag_specs): Likewise.
15917 (gcc_diag_flag_specs): Likewise.
15918 (gcc_cxxdiag_flag_specs): Likewise.
15919 (scanf_flag_specs): Likewise.
15920 (strftime_flag_specs): Likewise.
15921 (strfmon_flag_specs): Likewise.
15922 (print_char_table): Likewise.
15923 (asm_fprintf_char_table): Likewise.
15924 (gcc_diag_char_table): Likewise.
15925 (gcc_tdiag_char_table): Likewise.
15926 (gcc_cdiag_char_table): Likewise.
15927 (gcc_cxxdiag_char_table): Likewise.
15928 (gcc_gfc_char_table): Likewise.
15929 (scan_char_table): Likewise.
15930 (time_char_table): Likewis.
15931 (monetary_char_table): Likewise.
15932 * c-format.h (BADLEN): Likewise.
15934 2008-06-21 Ian Lance Taylor <iant@google.com>
15936 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15937 Define END_OF_BASE_TREE_CODES around inclusion.
15938 * tree.c (tree_code_type): New global array.
15939 (tree_code_length, tree_code_name): Likewise.
15940 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15941 $(lang_tree_files).
15942 (all-tree.def, s-alltree): New targets.
15943 (gencheck.h, s-gencheck): Remove.
15944 (tree.o): Depend upon all-tree.def.
15945 (build/gencheck.o): Remove gencheck.h dependency.
15946 (mostlyclean): Don't remove gencheck.h.
15947 * c-common.h (enum c_tree_code): Remove.
15948 * c-lang.c (tree_code_type): Remove.
15949 (tree_code_length, tree_code_name): Remove.
15950 * gencheck.c (tree_codes): Include all-tree.def, rather than
15951 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15953 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15955 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15956 (operator_name_info): Size to MAX_TREE_CODES.
15957 (assignment_operator_name_info): Likewise.
15958 * cp/cp-lang.c (tree_code_type): Remove.
15959 (tree_code_length, tree_code_name): Remove.
15960 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15961 (assignment_operator_name_info): Likewise.
15962 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15964 * cp/mangle.c (write_expression): Likewise.
15965 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15966 * fortran/f95-lang.c (tree_code_type): Remove.
15967 (tree_code_length, tree_code_name): Remove.
15968 * java/java-tree.h (enum java_tree_code): Remove.
15969 * java/lang.c (tree_code_type): Remove.
15970 (tree_code_length, tree_code_name): Remove.
15971 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15972 * objc/objc-act.h (enum objc_tree_code): Remove.
15973 * objc/objc-lang.c (tree_code_type): Remove.
15974 (tree_code_length, tree_code_name): Remove.
15975 * objcp/objcp-lang.c (tree_code_type): Remove.
15976 (tree_code_length, tree_code_name): Remove.
15977 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15978 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15979 * ada/misc.c (tree_code_type): Remove.
15980 (tree_code_length, tree_code_name): Remove.
15982 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15984 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15985 the grand_bitmap_obstack.
15987 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15989 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15990 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15991 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15992 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15993 move_stmt_r, new_label_mapper): Likewise.
15994 * tree-complex.c (cvc_lookup): Likewise.
15995 * tree-dfa.c (create_function_ann): Likewise.
15996 * tree-dump.c (dump_register): Likewise.
15997 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15998 find_phi_replacement_condition): Likewise.
15999 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16000 tree_function_versioning): Likewise.
16001 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16002 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16003 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16004 get_nonlocal_debug_decl, convert_nonlocal_reference,
16005 convert_nonlocal_omp_clauses, get_local_debug_decl,
16006 convert_local_reference, convert_local_omp_clauses,
16007 convert_nl_goto_reference, convert_nl_goto_receiver,
16008 convert_tramp_reference, convert_call_expr): Likewise.
16009 * tree-outof-ssa.c (contains_tree_r): Likewise.
16010 * tree-parloops.c (reduction_phi, initialize_reductions,
16011 eliminate_local_variables_1, add_field_for_reduction,
16012 add_field_for_name, create_phi_for_local_result,
16013 create_call_for_reduction_1, create_loads_for_reductions,
16014 create_stores_for_reduction, create_loads_and_stores_for_name):
16016 * tree-phinodes.c (allocate_phi_node): Likewise.
16017 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16018 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16019 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16020 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16021 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16022 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16023 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16024 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16025 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16026 vn_nary_op_insert): Likewise.
16027 * tree-ssa.c (redirect_edge_var_map_add,
16028 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16029 * tree-vectorizer.c (vectorize_loops): Likewise.
16030 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16031 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16032 tree_cons_stat, build1_stat, build_variant_type_copy,
16033 decl_init_priority_lookup, decl_fini_priority_lookup,
16034 decl_priority_info, decl_restrict_base_lookup,
16035 decl_restrict_base_insert, decl_debug_expr_lookup,
16036 decl_debug_expr_insert, decl_value_expr_lookup,
16037 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16038 type_hash_add, get_file_function_name, tree_check_failed,
16039 tree_not_check_failed, tree_range_check_failed,
16040 omp_clause_range_check_failed, build_omp_clause,
16041 build_vl_exp_stat): Likewise.
16042 * value-prof.c (gimple_histogram_value,
16043 gimple_duplicate_stmt_histograms): Likewise.
16044 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16045 unshare_variable, variable_union_info_cmp_pos, variable_union,
16046 dataflow_set_different_1, dataflow_set_different_2,
16047 vt_find_locations, variable_was_changed, set_variable_part,
16048 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16049 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16050 section_entry_hash, object_block_entry_eq,
16051 object_block_entry_hash, create_block_symbol,
16052 initialize_cold_section_name, default_function_rodata_section,
16053 strip_reg_name, set_user_assembler_name, const_desc_eq,
16054 build_constant_desc, output_constant_def, lookup_constant_def,
16055 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16056 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16057 default_internal_label): Likewise.
16058 * varray.c (varray_init, varray_grow): Likewise.
16059 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16061 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16063 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16064 operators for "test" insn. Macroize insn using SWI mode macro.
16065 (*jcc_fused_2): Ditto.
16066 (*jcc_fused_3): Macroize insn using SWI mode macro.
16067 (*jcc_fused_4): Ditto.
16069 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16071 * tree-ssa-pre.c: Fix typo in comment.
16072 (init_antic, fini_antic): Add explicit funtions for
16073 initializing and deinitializing ANTIC and AVAIL sets.
16074 (create_expression_by_pieces): Fix typo in comment.
16075 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16076 (execute_pre): Eventually dump details about ANTIC_IN.
16078 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16080 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16081 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16082 add_to_obstack, file_at_path, find_a_file, execute,
16083 add_preprocessor_option, add_assembler_option, add_linker_option,
16084 process_command, insert_wrapper, do_option_spec, do_self_spec,
16085 spec_path, do_spec_1, is_directory, main, used_arg,
16086 getenv_spec_function): Likewise.
16087 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16088 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16091 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16093 * doc/rtl.texi: Updated subreg section.
16095 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16098 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16099 node->needed and node->reachable.
16100 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16101 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16102 (expand_task_call): Don't call expand_task_copyfn.
16103 (expand_task_copyfn): Renamed to...
16104 (finalize_task_copyfn): ... this.
16106 2008-06-19 Jan Hubicka <jh@suse.cz>
16108 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16109 clobbering framepointer.
16111 2008-06-19 Jan Hubicka <jh@suse.cz>
16113 * tree-optimize.c (execute_early_local_optimizations): Set
16114 cgraph_state only at first invocation.
16116 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16118 * system.h (-Wc++-compat): Activate as a warning, no an error.
16120 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16122 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16123 instead of "#" in insn asm template.
16124 (*jcc_fused_2): Ditto.
16126 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16128 * config/i386/i386.h (ix86_tune_indices)
16129 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16130 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16131 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16132 (*jcc_fused_2): Ditto.
16133 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16134 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16135 (print operand): Handle 'E' and 'e' code.
16137 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16139 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16140 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16141 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16143 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16145 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16147 (cgraph_expand_function): Use local copy of decl.
16148 (cgraph_expand_all_functions): Remove redundant initialization of
16150 (cgraph_optimize): Reword internal_error message.
16152 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16154 * arm-protos.h (arm_return_in_memory): Remove public
16155 arm_return_in_memory() prototype.
16156 * arm.c (arm_return_in_memory): Add static prototype, add target
16157 hook macro, change definition and comments.
16158 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16160 2008-06-19 Ben Elliston <bje@au.ibm.com>
16162 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16163 real.c: Remove references to IEEE 754R.
16164 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16165 * doc/libgcc.texi (Decimal float library routines): Likewise.
16167 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16169 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16170 (default_unwind_word_mode): Add prototype.
16171 * targhooks.c (default_unwind_word_mode): New function.
16172 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16173 instead of word_mode.
16174 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16175 (TARGET_INITIALIZER): Use it.
16177 * c-common.c (handle_mode_attribute): Support "unwind_word"
16179 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16181 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16182 word_mode to access SjLj_Function_Context member "data".
16183 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16184 conversion from targetm.eh_return_filter_mode () to
16185 targetm.unwind_word_mode () if they differ.
16187 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16188 (BT_FN_UNWINDWORD_PTR): New function type.
16189 (BT_FN_WORD_PTR): Remove.
16190 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16191 * except.c (expand_builtin_extend_pointer): Convert pointer to
16192 targetm.unwind_word_mode () instead of word_mode.
16194 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16195 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16196 (spu_unwind_word_mode): New function.
16197 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16198 (TARGET_UNWIND_WORD_MODE): Define.
16199 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16201 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16203 * config/spu/spu.c (reg_align): Remove.
16204 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16205 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16206 (spu_split_store): Likewise.
16208 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16210 * gcc/tree-vn.c: Fix typo in comment.
16212 2008-06-18 Jan Hubicka <jh@suse.cz>
16214 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16215 toplevel reorder too.
16217 2008-06-18 Jan Hubicka <jh@suse.cz>
16219 * c-opts.c (c_common_post_options): PCH is not compatible with
16221 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16222 -fno-toplevel-reorder by default now.
16224 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16226 PR documentation/30739
16227 * doc/install.texi (Prerequisites): Document dependency on awk.
16229 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16230 Ian Lance Taylor <iant@google.com>
16232 PR rtl-optimization/35604
16233 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16234 only want to change jump destinations, not eventual label comparisons.
16236 2008-06-16 Jan Hubicka <jh@suse.cz>
16238 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16240 (cgraph_analyze_function): Likewise.
16242 2008-06-16 Jan Hubicka <jh@suse.cz>
16244 * cgraph.h (cgraph_mark_if_needed): New function.
16245 * cgraphunit.c (cgraph_mark_if_needed): New function.
16246 * c-decl.c (duplicate_decl): Use it.
16248 2008-06-16 Jan Hubicka <jh@suse.cz>
16250 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16253 2008-06-16 Jan Hubicka <jh@suse.cz>
16255 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16257 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16258 Kazu Hirata <kazu@codesourcery.com>
16259 Maxim Kuvyrkov <maxim@codesourcery.com
16261 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16262 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16263 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16264 EXTRA_SPEC_FUNCTIONS.
16265 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16266 (DRIVER_SELF_SPECS): Adjust.
16267 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16268 * config/mips/st.h, config/mips/t-st: New.
16269 * config/mips/driver-native.c, config/mips/x-native: New.
16270 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16273 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16275 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16277 (ISA_HAS_FP_CONDMOVE): New macro.
16278 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16279 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16280 (ISA_HAS_NMADD3_NMSUB3): New macro.
16281 * config/mips/mips.c (mips_rtx_costs): Update.
16282 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16283 compiling for ST Loongson 2E/2F.
16284 (madd<mode>): Rename to madd4<mode>. Update.
16285 (madd3<mode>): New pattern.
16286 (msub<mode>): Rename to msub4<mode>. Update.
16287 (msub3<mode>): New pattern.
16288 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16289 (nmadd3<mode>): New pattern.
16290 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16291 (nmadd3<mode>_fastmath): New pattern.
16292 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16293 (nmsub3<mode>): New pattern.
16294 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16295 (nmsub3<mode>_fastmath): New pattern.
16296 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16298 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16300 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16301 (DF_REF_INSN_INFO): New.
16302 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16303 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16304 with a NULL DF_REF_INSN_INFO.
16305 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16307 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16308 DF_INSN_INFO_EQ_USES): New.
16309 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16310 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16311 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16312 * df-core.c: Update comment for above changes.
16313 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16314 DF_INSN_UID_* macros.
16315 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16316 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16317 insn rtx. Update all callers.
16318 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16319 df_ref_create_structure, df_insn_refs_collect): Likewise.
16320 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16321 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16322 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16323 macros to access the insn refs.
16324 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16325 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16326 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16327 for accessing the refs.
16328 (try_fwprop_subst): Likewise.
16329 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16330 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16331 for accessing the refs.
16332 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16333 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16334 to look at the insn refs.
16335 (record_uses): Likewise.
16336 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16338 (mark_artificial_uses): Don't mark_insn for artificial refs.
16339 (mark_reg_rependencies): Likewise.
16341 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16343 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16345 * configure: Regenerate.
16347 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16349 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16353 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16355 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16357 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16359 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16361 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16362 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16363 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16365 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16367 * tree-ssa-sccvn.c: Fix format of comments.
16369 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16371 * cgraph.c: Remove unneeded forward declarations of eq_node()
16374 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16376 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16378 (see_update_relevancy): Likewise.
16379 * fwprop.c (try_fwprop_subst): Likewise.
16380 * rtlanal.c (noop_move_p): Likewise.
16381 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16382 notes to non-existing libcall blocks.
16383 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16385 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16386 (dead_libcall_p): Remove.
16387 (delete_trivially_dead_insns): Don't use it.
16388 * web.c (union_defs): Remove comment about keeping nops.
16389 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16390 (compute_hash_table_work): Don't track libcall notes.
16391 (do_local_cprop): Don't take libcall pointers. Don't update
16393 (adjust_libcall_notes): Deleted.
16394 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16395 ever have existed in the first place).
16396 (replace_store_insn): Don't try to remove libcall notes.
16397 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16398 (resolve_reg_notes): Don't call them.
16399 (resolve_simple_move): Likewise.
16400 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16401 Don't remove REG_RETVAL notes.
16402 * emit-rtl.c (try_split): Don't update libcall notes.
16403 (emit_copy_of_insn_after): Dito.
16404 * cselib.c (cselib_current_insn_in_libcall): Remove.
16405 (cselib_process_insn): Don't set/clear it.
16406 (new_elt_loc_list): Don't record it.
16407 (cselib_init): Don't initialize it.
16408 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16409 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16411 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16412 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16413 (init_deps): Don't initialize it.
16414 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16415 * combine.c (delete_noop_moves): Don't update libcall notes.
16416 (can_combine_p): Remove now pointless #if 0 block.
16417 (try_combine): Remove another obsolete #if 0 block.
16418 (distribute_notes): Don't distribute libcall notes.
16419 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16420 * dce.c (libcall_dead_p): Remove.
16421 (delete_unmarked_insns): Don't handle libcall blocks.
16422 (preserve_libcall_for_dce): Remove.
16423 (prescan_insns_for_dce): Don't special-case libcall block insns.
16424 * reload1 (reload): Don't handle libcall notes.
16425 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16428 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16430 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16432 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16434 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16436 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16437 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16438 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16440 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16442 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16444 2008-06-16 Ira Rosen <irar@il.ibm.com>
16446 PR tree-optimization/36493
16447 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16448 the arguments list. Use VECTYPE to create vector pointer.
16449 (vectorizable_store): Fail if accesses through a pointer to vectype
16450 do not alias the original memory reference operands.
16451 Call vect_create_data_ref_ptr without the removed argument.
16452 (vectorizable_load): Likewise.
16453 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16456 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16459 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16460 reg_equiv_constant.
16462 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16464 * config/mips/loongson2ef.md: New file.
16465 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16466 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16467 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16468 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16469 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16471 (loongson2ef.md): New include.
16472 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16473 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16474 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16475 (loongson_gt_<mode>, loongson_extract_halfword)
16476 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16477 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16478 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16479 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16480 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16481 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16482 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16483 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16484 (vec_interleave_low<mode>): Define type attribute.
16485 * config/mips/mips.c (mips_ls2): New static variable.
16486 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16487 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16488 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16489 Implement target scheduling hooks.
16490 (mips_multipass_dfa_lookahead): Update to handle tuning for
16492 (mips_sched_init): Initialize data for Loongson scheduling.
16493 (mips_ls2_variable_issue): New static function.
16494 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16496 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16497 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16498 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16499 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16500 Handle ST Loongson 2E/2F cores.
16501 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16503 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16505 * omp-low.c (extract_omp_for_data): Fix comment typo.
16508 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16510 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16511 FIXME note about gcc/config.guess.
16512 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16513 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16514 * doc/cppopts.texi: Likewise.
16515 * doc/extend.texi: Likewise.
16516 * doc/gcc.texi: Likewise.
16517 * doc/gccint.texi: Likewise.
16518 * doc/gcov.texi: Likewise.
16519 * doc/gty.texi: Likewise.
16520 * doc/hostconfig.texi: Likewise.
16521 * doc/install.texi: Likewise.
16522 * doc/invoke.texi: Likewise.
16523 * doc/loop.texi: Likewise.
16524 * doc/makefile.texi: Likewise.
16525 * doc/md.texi: Likewise.
16526 * doc/passes.texi: Likewise.
16527 * doc/tm.texi: Likewise.
16528 * doc/tree-ssa.texi: Likewise.
16529 * doc/trouble.texi: Likewise.
16531 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16532 Nathan Sidwell <nathan@codesourcery.com>
16533 Maxim Kuvyrkov <maxim@codesourcery.com>
16534 Richard Sandiford <rdsandiford@googlemail.com>
16536 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16537 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16538 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16540 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16541 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16542 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16544 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16545 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16546 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16547 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16548 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16549 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16550 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16551 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16552 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16553 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16554 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16555 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16556 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16557 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16558 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16559 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16560 (mips_builtins): Add Loongson builtins.
16561 (mips_loongson_2ef_bdesc): New.
16562 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16563 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16564 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16565 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16567 (mips_expand_vector_init): New.
16568 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16569 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16571 * config/mips/mips.md: Add unspec numbers for Loongson
16572 builtins. Include loongson.md.
16573 (MOVE64): Include Loongson vector modes.
16574 (SPLITF): Include Loongson vector modes.
16575 (HALFMODE): Handle Loongson vector modes.
16576 * config/mips/loongson.md: New.
16577 * config/mips/loongson.h: New.
16578 * config.gcc: Add loongson.h header for mips*-*-* targets.
16579 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16581 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16583 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16584 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16585 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16586 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16587 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16588 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16589 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16590 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16591 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16592 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16593 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16594 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16595 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16596 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16597 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16598 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16599 Remove use_fixproto=yes.
16600 (ia64*-*-hpux*): Remove comment about using fixproto.
16601 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16603 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16605 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16607 * configure: Regenerate.
16609 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16611 PR middle-end/36520
16612 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16613 before evaluating it.
16615 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16618 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16619 nested inline functions.
16620 (start_decl, start_function): Don't invert DECL_EXTERNAL
16621 for nested inline functions.
16623 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16625 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16626 splits that must be made for correctness.
16628 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16630 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16631 (AVAIL_NON_MIPS16): Likewise.
16632 (mips_builtin_description): Replace target_flags with a predicate.
16633 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16634 (dspr2_32): New availability predicates.
16635 (MIPS_BUILTIN): New macro.
16636 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16637 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16638 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16639 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16640 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16641 (mips_dsp_32only_bdesc): Merge into...
16642 (mips_builtins): ...this new array.
16643 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16644 (mips_init_builtins): Update after above changes.
16645 (mips_expand_builtin_1): Merge into...
16646 (mips_expand_builtin): ...here and update after above changes.
16648 2008-06-12 Paul Brook <paul@codesourcery.com>
16650 * longlong.h (__arm__): Define count_leading_zeros.
16651 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16652 (clzsi2, clzdi2): New functions.
16653 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16654 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16655 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16656 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16657 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16658 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16659 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16660 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16661 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16662 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16664 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16666 * config/m68k/m68k.c (m68k_tune_flags): New.
16667 (override_options): Compute m68k_tune_flags.
16668 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16669 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16671 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16673 PR middle-end/36506
16674 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16676 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16678 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16679 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16681 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16683 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16684 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16686 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16688 PR middle-end/36506
16689 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16692 2008-06-12 Richard Guenther <rguenther@suse.de>
16694 PR tree-optimization/36345
16695 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16696 add memory_tag_needed flag.
16697 (may_alias_p): Declare.
16698 * tree-ssa-alias.c (may_alias_p): Export.
16699 (set_initial_properties): Use memory_tag_needed flag.
16700 (update_reference_counts): Likewise.
16701 (reset_alias_info): Reset memory_tag_needed flag.
16702 (create_name_tags): Check memory_tag_needed flag.
16703 (dump_points_to_info_for): Dump it.
16704 * tree-ssa-structalias.c (struct variable_info): Remove
16705 directly_dereferenced flag.
16706 (new_var_info): Do not initialize it.
16707 (process_constraint_1): Do not set it.
16708 (update_alias_info): Set is_dereferenced flag.
16709 (set_uids_in_ptset): Use may_alias_p.
16710 (set_used_smts): Check memory_tag_needed flag.
16711 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16712 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16713 memory_tag_needed flag.
16714 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16715 from broken design.
16717 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16719 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16720 red zone for w64 abi.
16721 (ix86_expand_prologue): Likewise.
16722 (ix86_force_to_memory): Likewise.
16723 (ix86_free_from_memory): Likewise.
16725 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16728 * config/rs6000/rs6000.c (rs6000_override_options): Set
16729 rs6000_isel conditionally to the absence of comand line override.
16730 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16731 Remove duplicate rs6000_isel setting.
16732 * config/rs6000/eabispe.h: Ditto.
16734 2008-06-11 Richard Guenther <rguenther@suse.de>
16736 * alias.c (get_alias_set): Use the element alias-set for arrays.
16737 (record_component_aliases): For arrays and vectors do nothing.
16738 * c-common.c (strict_aliasing_warning): Handle the cases
16739 of alias set zero explicitly.
16740 * Makefile.in (dfp.o-warn): Add -Wno-error.
16742 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16744 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16746 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16747 tune_32 tune_64 to supported_defaults. Allow values not
16748 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16749 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16750 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16751 with_cpu_64 to generic for 64-bit-supporting configurations, not
16752 with_cpu. Remove FIXMEs.
16753 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16754 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16755 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16756 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16757 arch_32 and arch_64.
16759 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16760 Olivier Hainque <hainque@adacore.com>
16762 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16763 Use DECL_SIZE_UNIT to retrieve the size of the field.
16765 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16767 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16768 with function calls after declarations. Lay out
16769 neon_float_type_node before further use.
16771 2008-06-11 Richard Guenther <rguenther@suse.de>
16773 * tree-flow.h (may_point_to_global_var): Declare.
16774 * tree-ssa-alias.c (may_point_to_global_var): New function.
16775 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16777 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16779 * configure.ac: Teach that fido supports .debug_line.
16780 * configure: Regenerate.
16782 2008-06-10 Tom Tromey <tromey@redhat.com>
16784 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16787 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16789 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16790 (encode_decimal64, decode_decimal64, encode_decimal128,
16791 decode_decimal128): Reverse order of 32-bit parts of value if host
16792 and target endianness differ.
16794 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16796 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16797 Avoid division by 0.
16798 (tree_mod_pow2_value_transform): Likewise.
16799 (tree_ic_transform): Likewise.
16800 (tree_stringops_transform): Likewise.
16801 (tree_mod_subtract_transform): Likewise.
16802 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16803 (copy_edges_for_bb): Likewise.
16804 (initialize_cfun): Likewise.
16806 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16808 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16809 nonmemory_operand. Add "N" operand constraint.
16811 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16812 (*jcc_btsi_mask): Ditto.
16813 (*jcc_btsi_mask_1): Ditto.
16815 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16817 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16818 TYPE_CANONICAL for copied element type.
16820 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16823 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16824 Add m_CORE2 and m_GENERIC.
16825 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16826 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16828 (*jcc_btdi_rex64): New instruction and split pattern.
16829 (*jcc_btsi): Ditto.
16830 (*jcc_btsi_1): Ditto.
16831 (*btsq): Fix Intel asm dialect operand order.
16835 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16837 PR middle-end/36447
16838 * simplify-rtx.c (simplify_subreg): Add check for shift count
16841 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16843 * doc/md.texi: Synchronize with later constraints.md change.
16844 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16845 with a C implementation.
16846 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16848 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16849 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16850 when moving to and from MD_REGNUM.
16851 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16852 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16853 Handle byte and halfword moves.
16854 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16856 * config/mips/constraints.md (h): Turn into NO_REGS.
16857 (l, x): Update documentation.
16858 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16859 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16860 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16861 (HILO): New mode iterator.
16863 (any_div): New code iterator.
16864 (u): Extend code attribute to div and udiv.
16865 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16866 d_operand in the splitters. Remove redundant CONST_INT checks.
16867 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16868 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16869 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16870 accordingly, using normal moves instead of unspecs to move LO into
16871 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16872 (<u>mulsidi3): Handle expansion in C code.
16873 (<u>mulsidi3_32bit_internal): Rename to...
16874 (<u>mulsidi3_32bit): ...this.
16875 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16876 (*<u>mulsidi3_64bit): Rename to...
16877 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16878 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16879 to set LO and HI to the multiplication result. Use a normal move
16880 for MFLO and an unspec for MFHI.
16881 (*<u>mulsidi3_64bit_parts): Replace with...
16882 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16883 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16884 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16885 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16886 instead of HI. Split the instruction into a separate multiplication
16887 and MFHI if !TARGET_FIX_R4000.
16888 (<su>muldi3_highpart): Likewise.
16889 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16890 and the "=h" clobber.
16891 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16892 (<u>mulditi3): New expander.
16893 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16894 (madsi): Remove "=h" clobber.
16895 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16896 Force the modulus result to be a GPR and split the instruction into
16897 a division followed by an MFHI after reload.
16898 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16899 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16900 the MIPS16 HIGH define_split.
16901 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16902 of acc<->gpr moves to "multi".
16903 (*movdi_64bit): Replace the single "x" alternative with
16904 alternatives for moving into and out of "a".
16905 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16906 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16907 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16908 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16909 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16910 (movti): New expander.
16911 (*movti, *movti_mips16): New insns.
16912 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16913 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16914 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16915 * config/mips/predicates.md (fpr_operand): Delete.
16916 (d_operand): New predicate.
16918 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16920 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16921 failure on some Bourne shells.
16922 (x86_64-*-*): Ditto.
16924 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16926 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16928 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16930 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16931 (sparc-sun-solaris2*): Likewise.
16933 2008-06-09 Arnaud Charlet <charlet@adacore.com
16935 * doc/install.texi: Update requirements to build the Ada compiler.
16937 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16939 * df-scan.c (struct df_scan_problem_data): Remove the
16940 mw_link_pool alloc pool.
16941 (df_scan_free_internal): Don't free it.
16942 (df_scan_alloc): Don't allocate it.
16943 * df.h (struct df_link): Update comment.
16945 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16947 * except.h: Correct checks for when SJLJ exceptions must be used.
16949 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16951 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16954 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16956 PR tree-optimization/36218
16957 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16958 configure for the build system.
16959 (BUILD_LDFLAGS): Define.
16960 * configure: Regenerate.
16961 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16963 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16966 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16967 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16968 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16970 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16972 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16974 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16976 * config.gcc (Obsolete configurations): Remove list of
16978 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16979 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16980 targets matched by those patterns.
16981 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16982 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16983 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16984 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16985 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16986 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16987 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16988 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16989 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16990 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16991 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16992 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16993 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16994 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16995 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16996 Make code for Solaris 7 and greater unconditional for Solaris.
16997 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16998 Remove --with-* handling.
16999 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17000 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17001 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17002 LINK_OS_WINDISS_SPEC): Remove.
17003 * config/rs6000/sysv4.opt (mwindiss): Remove.
17004 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17005 * configure: Regenerate.
17006 * doc/cpp.texi: Don't mention BeOS.
17007 * doc/extend.texi (interrupt): Don't mention MS1.
17008 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17009 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17010 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17011 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17012 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17014 * doc/invoke.texi (MT Options): Remove.
17015 (-mwindiss): Remove.
17016 (CRIS Options): Remove cris-axis-aout references.
17017 (HPPA Options): Don't mention hppa1.1-*-pro.
17018 * doc/md.texi (MorphoTech family): Remove.
17019 * libgcc2.c: Don't handle UWIN.
17020 * config/alpha/t-unicosmk: Remove.
17021 * config/alpha/unicosmk.h: Remove.
17022 * config/arm/kaos-arm.h: Remove.
17023 * config/arm/kaos-strongarm.h: Remove.
17024 * config/arm/strongarm-coff.h: Remove.
17025 * config/arm/strongarm-elf.h: Remove.
17026 * config/arm/strongarm-pe.h: Remove.
17027 * config/arm/t-strongarm-pe: Remove.
17028 * config/arm/t-xscale-coff: Remove.
17029 * config/arm/t-xscale-elf: Remove.
17030 * config/arm/xscale-coff.h: Remove.
17031 * config/arm/xscale-elf.h: Remove.
17032 * config/chorus.h: Remove.
17033 * config/cris/aout.h: Remove.
17034 * config/cris/aout.opt: Remove.
17035 * config/cris/t-aout: Remove.
17036 * config/i386/beos-elf.h: Remove.
17037 * config/i386/kaos-i386.h: Remove.
17038 * config/i386/ptx4-i.h: Remove.
17039 * config/i386/sco5.h: Remove.
17040 * config/i386/sco5.opt: Remove.
17041 * config/i386/sysv4-cpp.h: Remove.
17042 * config/i386/sysv5.h: Remove.
17043 * config/i386/t-beos: Remove.
17044 * config/i386/t-sco5: Remove.
17045 * config/i386/t-uwin: Remove.
17046 * config/i386/uwin.asm: Remove.
17047 * config/i386/uwin.h: Remove.
17048 * config/kaos.h: Remove.
17049 * config/mips/windiss.h: Remove.
17050 * config/mt: Remove directory.
17051 * config/pa/pa-osf.h: Remove.
17052 * config/pa/pa-pro-end.h: Remove.
17053 * config/pa/t-pro: Remove.
17054 * config/ptx4.h: Remove.
17055 * config/rs6000/beos.h: Remove.
17056 * config/rs6000/kaos-ppc.h: Remove.
17057 * config/rs6000/t-beos: Remove.
17058 * config/rs6000/windiss.h: Remove.
17059 * config/sh/kaos-sh.h: Remove.
17060 * config/sol2-6.h: Remove.
17061 * config/sparc/sol26-sld.h: Remove.
17062 * config/sparc/sysv4-only.h: Remove.
17063 * config/vax/bsd.h: Remove.
17064 * config/vax/t-memfuncs: Remove.
17065 * config/vax/ultrix.h: Remove.
17066 * config/vax/vaxv.h: Remove.
17067 * config/windiss.h: Remove.
17069 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17071 PR rtl-optimization/36438
17072 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17073 for vector shifts with constant scalar shift operands.
17075 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17077 * doc/invoke.texi: Document -march=xlr.
17078 * config/mips/xlr.md: New file.
17079 * config/mips/mips.md: Include it.
17081 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17082 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17083 (mips_rtx_cost_data): Likewise.
17085 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17087 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17088 PRE_INC and PRE_DEC cases.
17090 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17092 PR rtl-optimization/36419
17093 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17094 the emitting jump insn.
17097 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17098 is not bool, boolify the whole *expr_p and convert to the desired type.
17100 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17102 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17103 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17104 Add omp_private_outer_ref hook, add another argument to
17105 omp_clause_default_ctor hook.
17106 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17107 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17108 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17109 hook_tree_tree_tree_tree_null.
17110 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17111 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17112 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17113 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17114 * tree.def (OMP_TASK): New tree code.
17115 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17116 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17117 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17118 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17119 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17120 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17121 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17122 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17123 (OMP_DIRECTIVE_P): Add OMP_TASK.
17124 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17125 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17126 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17127 and OMP_CLAUSE_UNTIED entries.
17128 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17130 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17131 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17132 * tree-pretty-print.c (dump_omp_clause): Handle
17133 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17134 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17135 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17136 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17137 warning about unsigned iterators. Change decl/init/cond/incr
17138 arguments to TREE_VECs, check arguments for all collapsed loops.
17139 (c_finish_omp_taskwait): New function.
17140 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17142 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17143 default_function_array_conversion on init. Add par_clauses argument.
17144 If decl is present in parallel's lastprivate clause, change it to
17145 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17146 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17147 collapse count in clauses.
17148 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17149 c_parser_omp_for_loop callers.
17150 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17151 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17152 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17153 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17155 (c_parser_omp_clause_schedule): Handle schedule(auto).
17156 Include correct location in the error message.
17157 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17158 and PRAGMA_OMP_CLAUSE_UNTIED.
17159 (OMP_TASK_CLAUSE_MASK): Define.
17160 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17161 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17162 * tree-nested.c (convert_nonlocal_omp_clauses,
17163 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17164 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17165 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17166 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17168 (conver_nonlocal_reference, convert_local_reference,
17169 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17170 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17171 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17172 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17173 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17174 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17175 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17176 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17177 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17179 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17180 * c-common.h (c_finish_omp_taskwait): New prototype.
17181 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17182 * tree-parloops.c (create_parallel_loop): Create 1 entry
17183 vectors for OMP_FOR_{INIT,COND,INCR}.
17184 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17185 (make_edges): Handle OMP_TASK.
17186 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17187 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17188 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17189 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17190 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17191 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17192 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17193 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17194 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17195 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17196 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17197 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17198 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17199 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17200 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17201 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17202 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17203 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17204 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17205 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17206 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17207 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17208 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17211 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17212 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17213 original iterator is present in lastprivate clause or if
17214 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17215 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17216 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17217 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17218 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17219 if it is set, lookup var in outer contexts too. Handle
17220 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17221 to be implicitly determined firstprivate for task regions.
17222 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17223 if it is set, lookup var in outer contexts too. Set
17224 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17225 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17226 OMP_CLAUSE_UNTIED. Take region_type as last argument
17227 instead of in_parallel and in_combined_parallel.
17228 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17230 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17231 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17232 (new_omp_context): Set default_kind to
17233 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17234 (omp_region_type): New enum.
17235 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17236 fields, add region_type.
17237 (new_omp_context): Take region_type as argument instead of is_parallel
17238 and is_combined_parallel.
17239 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17240 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17241 ctx->is_combined_parallel checks.
17242 (gimplify_omp_task): New function.
17243 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17245 * omp-low.c (extract_omp_for_data): Use schedule(static)
17246 for schedule(auto). Handle pointer and unsigned iterators.
17247 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17248 Add loops argument. Extract data for collapsed OMP_FOR loops.
17249 (expand_parallel_call): Assert sched_kind isn't auto,
17250 map runtime schedule to index 3.
17251 (struct omp_for_data_loop): New type.
17252 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17253 Add loop, loops, collapse and iter_type fields.
17254 (workshare_safe_to_combine_p): Disallow combined for if
17255 iter_type is unsigned long long. Don't combine collapse > 1 loops
17256 unless all bounds and steps are constant. Adjust extract_omp_for_data
17258 (expand_omp_for_generic): Handle pointer, unsigned and long long
17259 iterators. Handle collapsed OMP_FOR loops. Adjust
17260 for struct omp_for_data changes. If libgomp function doesn't return
17261 boolean_type_node, add comparison of the return value with 0.
17262 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17263 pointer, unsigned and long long iterators. Adjust for struct
17264 omp_for_data changes.
17265 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17266 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17267 unsigned long long. Allocate loops array, pass it to
17268 extract_omp_for_data. For collapse > 1 loops use always
17269 expand_omp_for_generic.
17270 (omp_context): Add sfield_map and srecord_type fields.
17271 (is_task_ctx, lookup_sfield): New functions.
17272 (use_pointer_for_field): Use is_task_ctx helper. Change first
17273 argument's type from const_tree to tree. Clarify comment.
17274 In OMP_TASK disallow copy-in/out sharing.
17275 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17276 (install_var_field): Add mask argument. Populate both record_type
17277 and srecord_type if needed.
17278 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17280 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17281 and DECL_FIELD_OFFSET.
17282 (scan_sharing_clauses): Adjust install_var_field callers. For
17283 firstprivate clauses on explicit tasks allocate the var by value in
17284 record_type unconditionally, rather than by reference.
17285 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17286 Use is_taskreg_ctx instead of is_parallel_ctx.
17287 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17288 (create_omp_child_function_name): Add task_copy argument, use
17289 *_omp_cpyfn* names if it is true.
17290 (create_omp_child_function): Add task_copy argument, if true create
17291 *_omp_cpyfn* helper function.
17292 (scan_omp_parallel): Adjust create_omp_child_function callers.
17293 Rename parallel_nesting_level to taskreg_nesting_level.
17294 (scan_omp_task): New function.
17295 (lower_rec_input_clauses): Don't run constructors for firstprivate
17296 explicit task vars which are initialized by *_omp_cpyfn*.
17297 Pass outer var ref to omp_clause_default_ctor hook if
17298 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17299 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17300 OMP_CLAUSE_REDUCTION_INIT.
17301 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17302 avoid duplicate setting of fields. Handle
17303 OMP_CLAUSE_PRIVATE_OUTER_REF.
17304 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17305 copy-out if TREE_READONLY, only copy-in.
17306 (expand_task_copyfn): New function.
17307 (expand_task_call): New function.
17308 (struct omp_taskcopy_context): New type.
17309 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17311 (lower_omp_parallel): Rename to...
17312 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17313 Call create_task_copyfn if srecord_type is needed. Adjust
17315 (task_shared_vars): New variable.
17316 (check_omp_nesting_restrictions): Warn if work-sharing,
17317 barrier, master or ordered region is closely nested inside OMP_TASK.
17318 Add warnings for barrier if closely nested inside of work-sharing,
17319 ordered, or master region.
17320 (scan_omp_1): Call check_omp_nesting_restrictions even for
17321 GOMP_barrier calls. Rename parallel_nesting_level to
17322 taskreg_nesting_level. Handle OMP_TASK.
17323 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17324 work-sharing construct, continue looking for them on parent parallel
17326 (lower_omp_for_lastprivate): Add lastprivate clauses
17327 to the beginning of dlist rather than end. Adjust for struct
17328 omp_for_data changes.
17329 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17330 not after it. Handle collapsed OMP_FOR loops, adjust for
17331 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17332 (get_ws_args_for): Adjust extract_omp_for_data caller.
17333 (scan_omp_for): Handle collapsed OMP_FOR
17334 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17335 (lower_omp_single_simple): If libgomp function doesn't return
17336 boolean_type_node, add comparison of the return value with 0.
17337 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17338 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17339 (parallel_nesting_level): Rename to...
17340 (taskreg_nesting_level): ... this.
17341 (is_taskreg_ctx): New function.
17342 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17343 of is_parallel_ctx.
17344 (execute_lower_omp): Rename parallel_nesting_level to
17345 taskreg_nesting_level.
17346 (expand_omp_parallel): Rename to...
17347 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17348 Call omp_task_call for OMP_TASK regions.
17349 (expand_omp): Adjust caller, handle OMP_TASK.
17350 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17352 * bitmap.c (bitmap_default_obstack_depth): New variable.
17353 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17354 if argument is NULL and bitmap_default_obstack is already initialized.
17355 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17357 * matrix-reorg.c (matrix_reorg): Likewise.
17359 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17361 * config/i386/i386.md (*indirect_jump): Macroize using P
17362 mode iterator. Remove !TARGET_64BIT from insn constraints.
17363 (*tablejump_1): Ditto.
17364 (*indirect_jump_rex64): Remove insn pattern.
17365 (*tablejump_1_rex64): Ditto.
17366 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17367 and eh_return_si insn patterns.
17369 2008-06-06 Richard Guenther <rguenther@suse.de>
17371 * tree-ssa-structalias.c (merge_smts_into): Remove.
17372 (find_what_p_points_to): Do not bother to compute the
17373 points-to set for pt_anything pointers.
17374 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17375 for pt_anything pointers is ok.
17377 2008-06-06 Jan Hubicka <jh@suse.cz>
17379 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17381 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17383 * cgraph.c: Fix typos in comments.
17384 (cgraph_availability_names): Fix string typo.
17385 * fold-const.c: Fix typos in comments.
17386 (fold_binary): Fix typo in warning.
17387 * genautomata.c: Fix typos in comments.
17388 (check_presence_pattern_sets): Fix typo in local variable.
17389 (output_description): Fix typo in output.
17390 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17391 * hwint.h: Likewise.
17392 * matrix-reorg.c (check_allocation_function): Likewise.
17393 * omega.c (smooth_weird_equations): Likewise.
17394 * auto-inc-dec.c: Fix typos in comments.
17395 * bb-reorder.c: Likewise.
17396 * builtins.c: Likewise.
17397 * c-common.c: Likewise.
17398 * c-cppbuiltin.c: Likewise.
17399 * c-parser.c: Likewise.
17400 * c-pretty-print.c: Likewise.
17401 * cfgcleanup.c: Likewise.
17402 * cfgexpand.c: Likewise.
17403 * cfghooks.c: Likewise.
17404 * cfglayout.c: Likewise.
17405 * cfgloopmanip.c: Likewise.
17406 * cgraphunit.c: Likewise.
17407 * coverage.c: Likewise.
17408 * dbxout.c: Likewise.
17409 * df-byte-scan.c: Likewise.
17410 * df-core.c: Likewise.
17411 * df-problems.c: Likewise.
17412 * df-scan.c: Likewise.
17414 * dominance.c: Likewise.
17415 * domwalk.c: Likewise.
17417 * dwarf2out.c: Likewise.
17418 * emit-rtl.c: Likewise.
17419 * et-forest.c: Likewise.
17420 * function.c: Likewise.
17421 * function.h: Likewise.
17423 * gcov-io.c: Likewise.
17424 * gcov.c: Likewise.
17425 * gcse.c: Likewise.
17426 * genattrtab.c: Likewise.
17427 * ggc-page.c: Likewise.
17428 * gimplify.c: Likewise.
17429 * gthr-lynx.h: Likewise.
17430 * haifa-sched.c: Likewise.
17431 * ipa-cp.c: Likewise.
17432 * ipa-inline.c: Likewise.
17433 * ipa-prop.h: Likewise.
17434 * ipa-pure-const.c: Likewise.
17435 * ipa-struct-reorg.c: Likewise.
17436 * ipa-struct-reorg.h: Likewise.
17437 * ipa-type-escape.c: Likewise.
17439 * loop-doloop.c: Likewise.
17440 * mips-tfile.c: Likewise.
17441 * mkmap-flat.awk: Likewise.
17442 * mkmap-symver.awk: Likewise.
17443 * modulo-sched.c: Likewise.
17444 * omp-low.c: Likewise.
17445 * optabs.c: Likewise.
17446 * optabs.h: Likewise.
17447 * opts.c: Likewise.
17448 * passes.c: Likewise.
17449 * postreload-gcse.c: Likewise.
17450 * postreload.c: Likewise.
17451 * predict.c: Likewise.
17452 * pretty-print.h: Likewise.
17453 * profile.c: Likewise.
17454 * protoize.c: Likewise.
17455 * ra-conflict.c: Likewise.
17456 * real.c: Likewise.
17457 * recog.c: Likewise.
17458 * regclass.c: Likewise.
17459 * regs.h: Likewise.
17460 * reload.c: Likewise.
17461 * rtl-error.c: Likewise.
17462 * rtlanal.c: Likewise.
17463 * scan.h: Likewise.
17464 * sched-rgn.c: Likewise.
17466 * stmt.c: Likewise.
17467 * target.h: Likewise.
17468 * tree-dfa.c: Likewise.
17469 * tree-eh.c: Likewise.
17470 * tree-flow-inline.h: Likewise.
17471 * tree-inline.c: Likewise.
17472 * tree-into-ssa.c: Likewise.
17473 * tree-loop-distribution.c: Likewise.
17474 * tree-nested.c: Likewise.
17475 * tree-parloops.c: Likewise.
17476 * tree-pass.h: Likewise.
17477 * tree-pretty-print.c: Likewise.
17478 * tree-profile.c: Likewise.
17479 * tree-scalar-evolution.c: Likewise.
17480 * tree-sra.c: Likewise.
17481 * tree-ssa-alias-warnings.c: Likewise.
17482 * tree-ssa-ccp.c: Likewise.
17483 * tree-ssa-coalesce.c: Likewise.
17484 * tree-ssa-dom.c: Likewise.
17485 * tree-ssa-dse.c: Likewise.
17486 * tree-ssa-forwprop.c: Likewise.
17487 * tree-ssa-live.c: Likewise.
17488 * tree-ssa-live.h: Likewise.
17489 * tree-ssa-loop-im.c: Likewise.
17490 * tree-ssa-loop-ivopts.c: Likewise.
17491 * tree-ssa-loop-niter.c: Likewise.
17492 * tree-ssa-loop-prefetch.c: Likewise.
17493 * tree-ssa-phiopt.c: Likewise.
17494 * tree-ssa-phiprop.c: Likewise.
17495 * tree-ssa-sccvn.c: Likewise.
17496 * tree-ssa-ter.c: Likewise.
17497 * tree-ssa-threadupdate.c: Likewise.
17498 * tree-ssa.c: Likewise.
17499 * tree-vect-analyze.c: Likewise.
17500 * tree-vect-transform.c: Likewise.
17501 * tree-vectorizer.c: Likewise.
17502 * tree-vn.c: Likewise.
17503 * tree-vrp.c: Likewise.
17504 * tree.c: Likewise.
17505 * tree.def: Likewise.
17506 * tree.h: Likewise.
17507 * unwind-dw2-fde.c: Likewise.
17508 * unwind.inc: Likewise.
17509 * value-prof.c: Likewise.
17510 * vmsdbgout.c: Likewise.
17512 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17514 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17515 always place FP constants in the TOC for TARGET_POWERPC64.
17516 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17518 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17520 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17521 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17522 enable for TARGET_E500_DOUBLE.
17523 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17524 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17525 floating-point modes like integer modes for E500 double.
17526 (rs6000_legitimate_offset_address_p): Likewise.
17527 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17528 addressing for DDmode for E500 double.
17529 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17530 modes as using 64-bits of registers for E500 double.
17531 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17532 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17533 specially for E500 double.
17534 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17535 TDmode for E500 double.
17536 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17537 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17538 (rs6000_split_multireg_move): Do not handle TDmode specially for
17540 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17541 using 64-bit registers for E500 double.
17542 (emit_frame_save): Do not handle DDmode specially for E500 double.
17543 (gen_frame_mem_offset): Likewise.
17544 (rs6000_function_value): Do not call spe_build_register_parallel
17545 for DDmode or TDmode.
17546 (rs6000_libcall_value): Likewise.
17547 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17548 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17551 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17553 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17556 2008-06-04 Junjie Gu <jgu@tensilica.com>
17558 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17559 comparison for frame pointers.
17561 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17564 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17566 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17569 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17570 register is already smaller or equal to required mode.
17572 2008-06-04 Xinliang David Li <davidxl@google.com>
17574 * tree-call-cdce.c: New file.
17575 (cond_dead_built_in_calls): New static variable.
17576 (input_domain): New struct.
17577 (check_pow): New function.
17578 (check_builtin_call): Ditto.
17579 (check_target_format): Ditto.
17580 (is_call_dce_candidate): Ditto.
17581 (gen_one_condition): Ditto.
17582 (gen_conditions_for_domain): Ditto.
17583 (get_domain): Ditto.
17584 (gen_conditions_for_pow_cst_base): Ditto.
17585 (gen_conditions_for_pow_int_base): Ditto.
17586 (gen_conditions_for_pow): Ditto.
17587 (get_no_error_domain): Ditto.
17588 (gen_shrink_wrap_conditions): Ditto.
17589 (shrink_wrap_one_built_in_call): Ditto.
17590 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17591 (tree_call_cdce): Ditto.
17592 (gate_call_cdce): Ditto.
17593 (pass_call_cdce): New gimple pass.
17594 * passes.c (init_optimization_passes): New pass.
17595 * tree-pass.h: New pass declaration.
17596 * opts.c (decode_options): New flag setting.
17597 * common.opt: Add -ftree-builtin-call-dce flag.
17598 * Makefile.in: Add new source file.
17599 * tempvar.def: New tv_id.
17600 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17602 2008-06-04 Richard Guenther <rguenther@suse.de>
17604 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17605 (is_call_clobbered): Always check var_ann->call_clobbered.
17606 (mark_call_clobbered): Always set var_ann->call_clobbered.
17607 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17608 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17609 (reset_alias_info): Clear call clobbering info on MTAGs and
17611 (set_pt_anything): Set pt_global_mem.
17612 (create_tag_raw): Adjust comment.
17613 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17615 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17616 Maxim Kuvyrkov <maxim@codesourcery.com>
17618 * config/m68k/m68k.opt (mxgot): New option.
17619 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17620 (m68k_output_addr_const_extra): New.
17621 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17622 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17623 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17624 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17626 2008-06-04 Richard Guenther <rguenther@suse.de>
17628 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17629 negative or non-representable offsets.
17631 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17633 * config/i386/i386.c (ix86_gen_leave): New.
17634 (ix86_gen_pop1): Likewise.
17635 (ix86_gen_add3): Likewise.
17636 (ix86_gen_sub3): Likewise.
17637 (ix86_gen_sub3_carry): Likewise.
17638 (ix86_gen_one_cmpl2): Likewise.
17639 (ix86_gen_monitor): Likewise.
17640 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17641 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17642 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17643 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17644 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17645 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17646 (ix86_expand_epilogue): Updated.
17647 (print_operand): Handle integer register operand for 'z'.
17648 (ix86_expand_strlensi_unroll_1): Likewise.
17649 (ix86_expand_strlen): Likewise.
17650 (ix86_expand_builtin): Likewise.
17651 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17652 mov{q}/mov{l} and add{q}/add{l}.
17654 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17656 * config/i386/i386.md (P): New mode iterator.
17657 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17658 using P mode iterator.
17659 (DFmode push_operand splitter): Ditto.
17660 (XFmode push_operand splitter): Ditto.
17661 (DFmode float_extend SFmode push_operand splitter): Ditto.
17662 (XFmode float_extend SFmode push_operand splitter): Do not generate
17663 SImode pushes for 64bit target. Macroize Dimode and SImode
17664 pushes using P mode iterator.
17665 (XFmode float_extend DFmode push_operand splitter): Ditto.
17667 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17669 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17670 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17671 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17672 return type to int.
17673 (ix86_call_abi_override): Remove check for call_used_regs.
17675 2008-06-03 Richard Guenther <rguenther@suse.de>
17677 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17678 for the lhs of calls if the return type contains pointers.
17680 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17682 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17683 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17684 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17685 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17686 of cfun and DEFAULT_ABI to deceide abi mode.
17687 (DEFAULT_ABI): New.
17688 (REG_PARM_STACK_SPACE): Removed.
17689 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17690 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17691 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17692 (ix86_function_abi): Likewise.
17693 (ix86_function_type_abi): Likewise.
17694 (ix86_call_abi_override): Likewise.
17695 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17696 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17697 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17698 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17700 (X86_64_REGPARM_MAX): New.
17701 (X86_64_SSE_REGPARM_MAX): New.
17702 (X64_REGPARM_MAX): New.
17703 (X64_SSE_REGPARM_MAX): New.
17704 (X86_32_REGPARM_MAX): New.
17705 (X86_32_SSE_REGPARM_MAX): New.
17706 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17707 (ix86_function_regparm): Handle user calling abi.
17708 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17709 by DEFAULT_ABI versus SYSV_ABI check.
17710 (ix86_reg_parm_stack_space): New.
17711 (ix86_function_type_abi): New.
17712 (ix86_call_abi_override): New.
17713 (ix86_function_abi): New.
17714 (ix86_cfun_abi): New.
17715 (init_cumulative_args): Call abi specific initialization.
17716 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17717 (function_arg_64): Extend SSE_REGPARM_MAX check.
17718 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17719 (ix86_pass_by_reference): Likewise.
17720 (ix86_function_value_regno_p): Likewise.
17721 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17722 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17723 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17724 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17725 (setup_incoming_varargs_64): Adjust regparm for call abi.
17726 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17727 (ix86_va_start): Likewise.
17728 (ix86_gimplify_va_arg): Likewise.
17729 (ix86_expand_prologue): Likewise.
17730 (output_pic_addr_const): Likewise.
17731 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17732 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17733 (x86_output_mi_thunk): Likewise.
17734 (x86_function_profiler): Likewise.
17735 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17736 (SYSV_ABI, MS_ABI): New constants.
17737 (DEFAULT_ABI): New.
17738 (init_regs): Add prototype of function in regclass.c file.
17739 (OVERRIDE_ABI_FORMAT): New.
17740 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17741 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17742 (OUTGOING_REG_PARM_STACK_SPACE): New.
17743 (ix86_reg_parm_stack_space): New prototype.
17744 (CUMULATIVE_ARGS): Add call_abi member.
17745 (machine_function): Add call_abi member.
17746 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17747 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17749 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17752 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17753 (avr_builtin_setjmp_frame_value): New function.
17754 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17755 (nonlocal_goto): Define.
17757 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17759 * config/mips/mips.c (mips_emit_loadgp): Return early if
17760 there is nothing do to, otherwise emit a blockage if
17761 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17762 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17764 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17766 * configure.ac: Drop unneeded backslash ending up in config.in.
17767 * acinclude.m4: Likewise.
17768 * config.in: Regenerate.
17770 2008-05-26 Jan Hubicka <jh@suse.cz>
17772 * predict.c (maybe_hot_frequency_p): Break out of...
17773 (maybe_hot_bb_p): ... here.
17774 (maybe_hot_edge_p): New.
17775 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17776 * basic-block.h (maybe_hot_edge_p): Declare.
17778 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17780 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17781 (*cmpfp_<mode>_cc): Ditto.
17782 (*fp_jcc_8<mode>_387): Ditto.
17783 (*fop_<MODEF:mode>_2_i387): Ditto.
17784 (*fop_<MODEF:mode>_3_i387): Ditto.
17785 (*fop_xf_2_i387): Ditto.
17786 (*fop_xf_3_i387): Ditto.
17788 2008-06-02 Tomas Bily <tbily@suse.cz>
17790 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17792 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17794 * config/mips/mips.c (mips_valid_offset_p): New function.
17795 (mips_valid_lo_sum_p): Likewise.
17796 (mips_classify_address): Use them.
17797 (mips_force_address): New function.
17798 (mips_legitimize_address): Use it.
17799 * config/mips/mips.md (MOVE128): New mode iterator.
17800 (movtf): Require TARGET_64BIT. Remove empty strings.
17801 (*movtf_internal): Rename to...
17802 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17803 of "R" and use {,fp}{load,store} attributes instead of "multi".
17804 Use a separate define_split.
17805 (*movtf_mips16): New pattern.
17807 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17809 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17810 * config/mips/mips.c (mips_expand_before_return): New function.
17811 (mips_expand_epilogue): Call it.
17812 * config/mips/mips.md (return): Turn into a define_expand.
17813 (*return): New insn.
17815 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17817 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17818 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17819 functions. Do not emit uses and clobbers of CONCATs; individually
17820 use and clobber their operands.
17821 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17822 gen_clobber, emit_use and gen_use.
17823 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17824 (expand_builtin_return): Likewise.
17825 * cfgbuild.c (count_basic_blocks): Likewise.
17826 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17827 * explow.c (emit_stack_restore): Likewise.
17828 * expmed.c (extract_bit_field_1): Likewise.
17829 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17830 (emit_move_multi_word, store_constructor): Likewise.
17831 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17832 (thread_prologue_and_epilogue_insns): Likewise.
17833 * lower-subreg.c (resolve_simple_move): Likewise.
17834 * optabs.c (widen_operand, expand_binop): Likewise.
17835 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17836 * reload.c (find_reloads): Likewise.
17837 * reload1.c (eliminate_regs_in_insn): Likewise.
17838 * stmt.c (expand_nl_goto_receiver): Likewise.
17839 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17840 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17841 * config/arm/arm.c (arm_load_pic_register): Likewise.
17842 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17843 * config/arm/arm.md (untyped_return): Likewise.
17844 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17845 * config/avr/avr.c (expand_prologue): Likewise.
17846 * config/bfin/bfin.c (do_unlink): Likewise.
17847 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17848 * config/cris/cris.c (cris_expand_prologue): Likewise.
17849 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17850 (machopic_legitimize_pic_address): Likewise.
17851 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17852 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17853 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17854 (ix86_expand_convert_uns_didf_sse): Likewise.
17855 (ix86_expand_vector_init_general): Likewise.
17856 * config/ia64/ia64.md (eh_epilogue): Likewise.
17857 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17858 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17859 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17860 (config/iq2000/iq2000.c): Likewise.
17861 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17862 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17863 (builtin_longjmp): Likewise.
17864 * config/mn10300/mn10300.md (call, call_value): Likewise.
17865 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17866 * config/pdp11/pdp11.md (abshi2): Likewise.
17867 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17868 * config/s390/s390.c (s390_emit_prologue): Likewise.
17869 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17870 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17871 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17872 * config/sh/sh.c (prepare_move_operands): Likewise.
17873 (output_stack_adjust, sh_expand_epilogue): Likewise.
17874 (sh_set_return_address, sh_expand_t_scc): Likewise.
17875 * config/sparc/sparc.c (load_pic_register): Likewise.
17876 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17877 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17878 * config/v850/v850.c (expand_epilogue): Likewise.
17880 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17882 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17883 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17884 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17885 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17886 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17887 stack pointer register.
17888 (output_movhi): Remove code for interrupt specific writing to the
17889 stack pointer register.
17891 2008-05-31 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/34244
17894 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17895 (tree_expr_nonzero_warnv_p): Likewise.
17896 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17897 ssa_name_nonnegative_p.
17898 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17899 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17900 not tree_expr_nonzero_warnv_p.
17902 PR tree-optimization/36262
17904 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17906 PR tree-optimization/34244
17907 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17908 (record_numbers_of_iterations): New function.
17909 (execute_vrp): Cache the numbers of iterations of loops.
17910 * tree-scalar-evolution.c (scev_reset_except_niters):
17912 (scev_reset): Use scev_reset_except_niters.
17913 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17915 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17917 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17918 __WORKAROUND_RETS when appropriate.
17920 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17922 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17923 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17925 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17926 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17927 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17928 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17929 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17930 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17931 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17932 *fop_df_1_sse insn patterns using MODEF mode iterator.
17933 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17934 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17935 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17936 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17937 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17938 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17939 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17940 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17941 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17942 (*fop_xf_5_i387): Ditto.
17943 (*fop_xf_6_i387): Ditto.
17945 2008-05-30 Richard Guenther <rguenther@suse.de>
17947 * builtins.c (build_string_literal): Avoid generating
17948 a non-gimple_val result.
17950 2008-05-30 DJ Delorie <dj@redhat.com>
17952 * exec-tool.in: Use an environment variable (private) instead of a
17953 file (shared) as a semaphore, so as to not break parallel builds.
17955 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17957 * optabs.c (maybe_encapsulate_block): Remove.
17958 (emit_libcall_block): Adjust accordingly.
17959 * optabs.h (maybe_encapsulate_block): Remove prototype.
17961 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17962 Don't use maybe_encapsulate_block.
17964 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17966 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17967 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17968 rtx is a SYMBOL_REF before calling get_pool_constant.
17970 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17972 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17974 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17976 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17977 rather than OS names to choose INO_T_EQ definition.
17978 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17979 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17981 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17984 * config/darwin-f.c: New.
17985 * config/t-darwin: Added rule to build darwin-f.o.
17986 * config.gcc: Defined new variable, fortran_target_objs.
17987 (*-*-darwin*): Set fortran_target_objs.
17988 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17989 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17990 * configure: Regenerated.
17992 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17995 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17996 canonical type if needed.
17998 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18000 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18002 2008-05-29 Richard Guenther <rguenther@suse.de>
18004 PR tree-optimization/36343
18005 PR tree-optimization/36346
18006 PR tree-optimization/36347
18007 * tree-flow.h (clobber_what_p_points_to): Declare.
18008 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18009 pointed-to variable is dereferenced is irrelevant to whether
18010 the pointer can access the pointed-to variable.
18011 (clobber_what_p_points_to): New function.
18012 * tree-ssa-alias.c (set_initial_properties): Use it.
18013 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18014 call clobber check for NMTs.
18016 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18018 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18019 for printing gcov_type.
18021 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18023 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18024 and the eh region information.
18025 * value-prof.c (gimple_move_stmt_histograms): New function.
18026 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18028 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18030 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18032 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18034 * value-prof.c (tree_ic_transform): Print counts.
18035 * tree-profile.c (tree_gen_ic_func_profiler):
18036 Clear __gcov_indreict_call_callee variable to avoid misattribution
18039 2008-05-28 Rafael Espíndola <espindola@google.com>
18041 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18044 2008-05-28 Richard Guenther <rguenther@suse.de>
18046 PR tree-optimization/36339
18047 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18048 and clobbering code out of the loop.
18050 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18052 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18055 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18056 s390_contiguous_bitmask_p, s390_symref_operand_p,
18057 s390_check_symref_alignment, s390_reload_larl_operand,
18058 s390_reload_symref_address): New functions.
18059 (s390_branch_condition_mnemonic): Support compare and branch
18061 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18062 and 'W' constraints.
18063 (s390_secondary_reload): Add secondary reloads for unaligned
18064 symbol refs or symbol refs to floating point or QI/TI mode
18066 (legitimate_address_p): Accept symbol references as addresses.
18067 (s390_expand_insv): Use rotate and insert selected bits
18068 instruction for insv when building for z10.
18069 (print_operand_address): Handle symbol ref addresses.
18070 (print_operand): Output modifier 'c' added for signed byte values.
18071 (s390_encode_section_info): Mark symbol refs with
18072 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18074 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18075 (length attribute): RRF, RRR have 4 byte length.
18076 (FPALL, INTALL): New mode iterators added.
18077 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18078 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18079 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18080 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18081 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18082 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18083 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18084 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18086 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18087 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18088 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18089 reload<INTALL:mode><P:mode>_toreg_z10,
18090 reload<FPALL:mode><P:mode>_tomem_z10,
18091 reload<FPALL:mode><P:mode>_toreg_z10,
18092 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18093 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18094 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18095 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18097 (movmem, clrmem, cmpmem): New splitters added.
18099 * config/s390/predicates.md (larl_operand): Use
18100 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18101 SYMBOL_REF_ALIGN1_P.
18102 (s390_signed_integer_comparison,
18103 s390_unsigned_integer_comparison): New predicates.
18105 * config/s390/s390-protos.h (s390_check_symref_alignment,
18106 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18107 s390_reload_symref_address,
18108 s390_compare_and_branch_condition_mask): Prototypes added.
18110 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18111 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18112 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18114 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18116 * config/s390/s390.c (z10_cost): New cost function for z10.
18117 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18118 (s390_issue_rate): Adjust issue rate for z10.
18119 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18120 (processor_flags): Add PF_Z10.
18121 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18122 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18123 * gcc/config.gcc: Add z10.
18125 2008-05-28 Richard Guenther <rguenther@suse.de>
18127 PR tree-optimization/36291
18128 * tree-flow. h (struct gimple_df): Remove var_anns member.
18129 * tree-flow-inline.h (gimple_var_anns): Remove.
18130 (var_ann): Simplify.
18131 * tree-dfa.c (create_var_ann): Simplify.
18132 (remove_referenced_var): Clear alias info from var_anns of globals.
18133 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18134 (delete_tree_ssa): Clear alias info from var_anns of globals.
18135 Do not free var_anns.
18136 (var_ann_eq): Remove.
18137 (var_ann_hash): Likewise.
18139 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18141 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18142 and loongson2f entries.
18143 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18144 * config/mips/mips.h (processor_type): Add Loongson-2E
18145 and Loongson-2F entries.
18146 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18147 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18148 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18149 * doc/invoke.texi (MIPS Options): Document loongson2e
18150 and loongson2f processor names.
18152 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18156 * config/i386/i386.c (ix86_function_arg_boundary): Use
18157 alignment of canonical type.
18158 (ix86_expand_vector_move): Check unaligned memory access for
18161 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18163 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18164 Moved to the front of file.
18166 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18167 H.J. Lu <hongjiu.lu@intel.com>
18169 * dwarf2out.c (current_fde): New.
18171 (lookup_cfa:): Likewise.
18172 (dwarf2out_end_epilogue): Likewise.
18173 (dwarf2out_note_section_used): Likewise.
18175 2008-05-27 Michael Matz <matz@suse.de>
18178 * c.opt (Wenum-compare): New warning option.
18179 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18181 2008-05-27 Michael Matz <matz@suse.de>
18183 PR middle-end/36326
18184 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18186 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18187 into memory as tail calls.
18189 2008-05-27 Richard Guenther <rguenther@suse.de>
18191 PR tree-optimization/36339
18192 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18193 pointers cause all addressable variables to be call clobbered.
18195 2008-05-27 Richard Guenther <rguenther@suse.de>
18197 PR tree-optimization/36245
18198 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18200 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18202 * config/s390/s390.md: Replace all occurences of the 'm'
18203 constraint with 'RT'.
18205 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18207 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18209 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18211 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18212 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18213 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18215 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18217 * reload.c (find_reloads): Skip alternatives according to the
18218 "enabled" attribute. Constify the constraint variable.
18219 * recog.c (get_attr_enabled): Add default implementation.
18220 (extract_insn): Set the alternative_enabled_p array
18221 in the recog_data struct.
18222 (preprocess_constraints, constrain_operands): Skip
18223 alternatives according to the "enabled" attribute
18224 * recog.h (struct recog_data): New field alternative_enabled_p.
18225 (skip_alternative): New inline function.
18226 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18227 (record_reg_classes): Skip alternative according to the
18228 "enabled" attribute.
18230 * doc/md.texi: Add documention for the "enabled" attribute.
18232 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18234 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18235 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18236 constraint with TARGET_MEM_CONSTRAINT.
18237 * recog.c (asm_operand_ok, preprocess_constraints,
18238 constrain_operands): Likewise.
18239 * regclass.c (record_reg_classes): Likewise.
18240 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18241 * reload1.c (maybe_fix_stack_asms): Likewise.
18242 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18243 * recog.h: Adjust comment.
18244 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18245 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18246 * doc/md.texi: Add a note to description of 'm' constraint.
18247 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18249 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18251 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18252 that the bitfield is of integral type before testing its precision.
18254 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18255 Sa Liu <saliu@de.ibm.com>
18257 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18258 __modti3, __udivti3, __umodti3 and __udivmodti4.
18259 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18260 that implement TImode mul and div functions.
18261 * config/spu/multi3.c: New. Implement __multi3.
18262 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18263 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18266 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18268 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18269 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18270 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18271 tls_sysv_suffix): New mode and mode attribute iterators.
18272 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18273 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18274 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18275 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18276 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18279 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18281 PR tree-optimization/36329
18282 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18283 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18284 * cgraphbuild.c (initialize_inline_failed): Use the latter
18285 macro in lieu of the former.
18286 * ipa-inline.c (cgraph_mark_inline): Likewise.
18287 (cgraph_decide_inlining_of_small_function): Likewise.
18288 (cgraph_decide_inlining): Likewise.
18289 (cgraph_decide_inlining_incrementally): Likewise.
18291 2008-05-26 Tristan Gingold <gingold@adacore.com>
18292 Anatoly Sokolov <aesok@post.ru>
18294 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18295 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18296 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18297 optimization for 'avr6' architecture.
18299 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18302 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18304 2008-05-26 Richard Guenther <rguenther@suse.de>
18306 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18307 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18309 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18311 PR middle-end/36253
18312 * caller-save.c (insert_restore): Verify alignment of spill space.
18313 (insert_save): Likewise.
18314 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18315 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18316 (STACK_SLOT_ALIGNMENT): Likewise.
18317 * function.c (LOCAL_ALIGNMENT): Removed.
18318 (get_stack_local_alignment): New.
18319 (assign_stack_local): Use it. Set alignment on stack slot.
18320 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18321 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18322 (STACK_SLOT_ALIGNMENT): New.
18323 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18324 stack slot in XFmode.
18326 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18328 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18331 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18332 argument operand in rax isn't removed.
18334 2008-05-26 Richard Guenther <rguenther@suse.de>
18336 PR middle-end/36300
18337 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18338 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18340 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18343 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18345 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18347 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18348 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18350 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18352 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18353 build a trampoline if we don't want one.
18354 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18355 return zero for nested functions if we don't want a trampoline.
18357 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18359 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18361 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18364 * c.opt: Removed undocumented option '-lang-fortran'.
18365 * c-common.h: Removed global variable 'lang_fortran'.
18366 * c-opts.c (c_common_handle_option): Removed code to handle
18367 option '-lang-fortran'. Updated includes.
18368 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18369 definition of '__GFORTRAN__'.
18370 (define__GNUC__): Reimplemented to use BASEVER and
18371 cpp_define_formatted.
18372 (builtin_define_with_value_n): Removed.
18373 * c-incpath.h: Renamed to ...
18374 * incpath.h: ... this.
18375 * c-incpath.c: Renamed to ...
18376 * incpath.c: ... this. Updated includes.
18377 * fix-header.c: Updated includes.
18378 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18379 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18380 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18382 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18384 * tree.h: Update the table of flags used on tree nodes.
18385 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18386 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18387 (FORCED_LABEL): Add access check.
18388 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18389 (ASM_INPUT_P): Likewise.
18390 (ASM_VOLATILE_P): Likewise.
18391 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18392 (OMP_SECTION_LAST): Access private_flag directly.
18393 (OMP_RETURN_NOWAIT): Likewise.
18394 (OMP_PARALLEL_COMBINED): Likewise.
18395 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18396 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18397 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18398 deprecated_flag directly.
18400 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18402 * final.c (frame_pointer_needed): Removed.
18403 * flags.h (frame_pointer_needed): Likewise.
18405 * function.h (rtl_data): Add frame_pointer_needed.
18406 (frame_pointer_needed): New.
18408 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18410 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18412 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18414 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18417 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18419 * c-common.c (strip_array_types): Move function to..
18421 (get_inner_array_type): Delete.
18422 * c-common.h (strip_array_types): Move declaration to..
18424 (get_inner_array_type): Delete.
18425 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18426 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18427 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18428 * config/pa/pa.c (emit_move_sequence): Likewise.
18430 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18432 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18435 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18437 * function.c: Include target hook for nonlocal_goto frame value.
18439 2008-05-24 Richard Guenther <rguenther@suse.de>
18441 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18442 variable can be only accessed through a pointer or a union.
18444 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18446 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18447 * doc/extend.texi: Likewise.
18449 2008-05-23 DJ Delorie <dj@redhat.com>
18451 * config/m32c/jump.md (untyped_call): Add.
18453 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18454 for A24 to PSImode.
18455 (m32c_address_cost): Detail costs for indirect offsets.
18457 2008-05-23 Rafael Espíndola <espindola@google.com>
18459 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18460 if a node is a SUBREG.
18461 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18464 2008-05-23 Paul Brook <paul@codesourcery.com>
18465 Carlos O'Donell <carlos@codesourcery.com>
18467 * doc/extend.texi: Clarify use of __attribute__((naked)).
18468 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18469 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18470 * function.c (use_register_for_decl): Use
18471 targetm.calls.allocate_stack_slots_for_args.
18472 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18473 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18474 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18476 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18478 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18480 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18482 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18483 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18484 is only rounded once.
18486 2008-05-23 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18490 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18491 Jakub Jelinek <jakub@redhat.com>
18494 * configure.ac: Handle --enable-cld.
18495 * configure: Regenerated.
18496 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18497 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18498 (ix86_current_function_needs_cld): New define.
18499 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18500 (cld): New isns pattern.
18501 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18502 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18503 * config/i386/i386.opt (mcld): New option.
18504 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18505 TARGET_CLD and ix86_current_function_needs_cld.
18506 (override_options): Use -mcld by default for 32-bit code if
18509 * doc/install.texi (Options specification): Document --enable-cld.
18510 * doc/invoke.texi (Machine Dependent Options)
18511 [i386 and x86-64 Options]: Add -mcld option.
18512 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18514 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18515 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18516 (return_in_memory_64): Likewise.
18517 (return_in_memory_ms_64): Likewise.
18519 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18521 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18522 * builtins.c (fold_builtin_fpclassify): New.
18523 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18524 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18525 * c-common.c (handle_type_generic_attribute): Adjust to accept
18526 fixed arguments before an elipsis.
18527 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18528 * doc/extend.texi: Document __builtin_fpclassify.
18530 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18532 * omp-low.c (gate_expand_omp_ssa): Remove.
18533 (pass_expand_omp_ssa): Remove.
18534 (gate_expand_omp): Do not check for flag_openmp_ssa.
18535 * common.opt (-fopenmp-ssa): Remove.
18536 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18538 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18540 * config/sh/sh.opt (mfixed-range): New option.
18541 * config/sh/sh-protos.h (sh_fix_range): Declare.
18542 * config/sh/sh.c (sh_fix_range): New function.
18543 * config/sh/sh.h (sh_fixed_range_str): Declare.
18544 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18546 * doc/invoke.texi (SH Options): Document -mfixed-range.
18548 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18550 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18551 it before the redeclaration.
18553 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18555 * config/avr/avr.c (get_sequence_length): Add new function.
18556 (expand_prologue, expand_epilogue): Remove duplicate code.
18558 2008-05-22 Rafael Espíndola <espindola@google.com>
18560 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18563 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18565 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18566 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18568 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18569 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18570 (vect_update_misalignment_for_peel): Likewise.
18571 (vector_alignment_reachable_p): Likewise.
18572 * tree-vect-transform.c (vectorizable_load): Likewise.
18573 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18574 (get_vectype_for_scalar_type): Pass mode of scalar_type
18575 to UNITS_PER_SIMD_WORD.
18577 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18578 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18579 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18580 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18581 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18583 2008-05-22 Ira Rosen <irar@il.ibm.com>
18585 PR tree-optimization/36293
18586 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18587 if the first load must be skipped because of a gap.
18589 2008-05-22 Richard Guenther <rguenther@suse.de>
18591 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18592 more cases of offset disambiguation that is possible if
18593 strict-aliasing rules apply.
18594 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18595 for basic offset and type-based disambiguation.
18597 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18599 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18600 ix86_expand_vector_set on V16QImode for SSE4.1.
18602 2008-05-21 Tom Tromey <tromey@redhat.com>
18604 * c.opt (Wimport): Mark as undocumented.
18605 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18607 (Warning Options): Likewise.
18608 * doc/cppopts.texi: Don't mention -Wimport.
18610 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18612 PR tree-optimization/36287
18613 PR tree-optimization/36286
18614 * lambda-code.c (build_access_matrix): Do not use the loop->num
18615 for computing the number of induction variables: use the loop depth
18618 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18621 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18622 option -f(no-)leading-underscore.
18624 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18626 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18627 GET_MODE_NUNITS (mode).
18629 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18631 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18632 (-mmulhw): Add 464 to description.
18633 (-mdlmzb): Likewise.
18634 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18635 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18637 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18638 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18639 * config/rs6000/rs6000.md: Update comments for 464.
18641 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18643 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18645 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18647 * config/i386/sse.md (vec_extractv4sf): Removed.
18648 (vec_extractv2df): Likewise.
18649 (vec_extractv2di): Likewise.
18650 (vec_extractv4si): Likewise.
18651 (vec_extractv8hi): Likewise.
18652 (vec_extractv16qi): Likewise.
18653 (vec_extract<mode>): New.
18655 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18657 * config/i386/sse.md (vec_setv4sf): Removed.
18658 (vec_setv2df): Likewise.
18659 (vec_setv2di): Likewise.
18660 (vec_setv4si): Likewise.
18661 (vec_setv8hi): Likewise.
18662 (vec_setv16qi): Likewise.
18663 (vec_set<mode>): New.
18665 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18667 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18668 goto for vec_concat and vec_interleave.
18670 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18672 * config/i386/sse.md (vec_initv4sf): Removed.
18673 (vec_initv2df): Likewise.
18674 (vec_initv2di): Likewise.
18675 (vec_initv4si): Likewise.
18676 (vec_initv8hi): Likewise.
18677 (vec_initv16qi): Likewise.
18678 (vec_init<mode>): New.
18680 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18682 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18684 2008-05-21 Tom Tromey <tromey@redhat.com>
18686 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18687 (zone_find_object_offset): Likewise.
18688 (gt_ggc_m_S): Likewise.
18689 (highest_bit): Likewise.
18690 * ggc-page.c (gt_ggc_m_S): New function.
18691 * stringpool.c (string_stack): Remove.
18692 (init_stringpool): Update.
18693 (ggc_alloc_string): Use ggc_alloc.
18694 (maybe_delete_ident): New function.
18695 (ggc_purge_stringpool): Likewise.
18696 (gt_ggc_m_S): Remove.
18697 * ggc-common.c (ggc_protect_identifiers): New global.
18698 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18699 ggc_protect_identifiers.
18700 * ggc.h (ggc_protect_identifiers): Declare.
18701 (gt_ggc_m_S): Update.
18702 (ggc_purge_stringpool): Declare.
18703 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18704 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18706 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18708 2008-05-21 David S. Miller <davem@davemloft.net>
18710 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18713 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18715 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18718 2008-05-20 David Daney <ddaney@avtrex.com>
18720 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18721 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18722 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18723 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18724 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18725 (atomic_hiqi_op): New define_code_iterator.
18726 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18727 mips_expand_compare_and_swap_12.
18728 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18729 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18730 (sync_<optab><mode>, sync_old_<optab><mode>,
18731 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18732 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18733 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18734 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18735 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18736 (test_and_set_12): New insn.
18737 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18738 sync_new_<optab><mode>, sync_old_nand<mode>,
18739 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18740 clobber to operand 0 for SI and DI mode insns.
18741 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18742 mips_gen_fn_4): New typedefs.
18743 (mips_gen_fn_ptrs): Define new union type.
18744 (mips_expand_compare_and_swap_12): Remove declaration.
18745 (mips_expand_atomic_qihi): Declare function.
18746 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18747 (mips_expand_atomic_qihi): ... this. Use new generator function
18749 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18750 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18751 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18752 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18753 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18754 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18755 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18756 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18757 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18758 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18761 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18763 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18766 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18768 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18769 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18770 (avr_attribute_table): Add 'OS_main' function attribute.
18771 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18772 functions with 'OS_main' attribute.
18774 2008-05-20 Richard Guenther <rguenther@suse.de>
18776 PR tree-optimization/35204
18777 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18778 helper, split out from ...
18779 (DFS): ... here. Make the DFS walk non-recursive.
18781 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18782 Jan Sjodin <jan.sjodin@amd.com>
18784 PR tree-optimization/36181
18785 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18786 (parallelize_loops): Don't parallelize when the loop has vector
18789 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18790 Sebastian Pop <sebastian.pop@amd.com>
18792 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18793 matrix, and never look at the tree representation of the memory
18795 (linear_transform_loops): Computes parameters and access matrices.
18796 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18798 (access_matrix_get_index_for_parameter): New.
18799 * tree-data-ref.h (struct access_matrix): New.
18800 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18801 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18802 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18803 am_vector_index_for_loop): New.
18804 (struct data_reference): Add field access_matrix.
18805 (DR_ACCESS_MATRIX): New.
18806 (compute_data_dependences_for_loop): Update declaration.
18807 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18808 * lambda.h (lambda_vector_vec_p): Declared.
18809 * lambda-code.c: Depend on pointer-set.h.
18810 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18811 av_for_af_base, av_for_af, build_access_matrix,
18812 lambda_compute_access_matrices): New.
18813 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18815 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18817 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18818 $SOURCEDIR/include.
18820 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18821 Sebastian Pop <sebastian.pop@amd.com>
18823 PR tree-optimization/36206
18824 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18826 (instantiate_scev_1): Rename flags to fold_conversions.
18827 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18828 outeside instantiation_loop.
18829 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18830 (evolution_function_is_affine_or_constant_p): Removed.
18831 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18833 (analyze_siv_subscript): Pass in the loop nest number.
18834 Call evolution_function_is_affine_in_loop instead of
18835 evolution_function_is_affine_p.
18836 (analyze_overlapping_iterations): Pass in the loop nest number.
18838 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18839 Sebastian Pop <sebastian.pop@amd.com>
18841 PR tree-optimization/36206
18842 * tree-chrec.h (chrec_fold_op): New.
18843 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18846 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18848 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18850 (remove_duplicates): Do not set inode on non-inode systems.
18853 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18855 * config.gcc (tm_file): Update comments about relative pathnames.
18857 2008-05-20 Richard Guenther <rguenther@suse.de>
18859 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18860 * tree-ssa-sccvn.c (process_scc): Likewise.
18861 * tree-ssa-sink.c (execute_sink_code): Likewise.
18862 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18863 * tree-vrp.c (process_assert_insertions): Likewise.
18864 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18865 (perform_tree_ssa_dce): Likewise.
18866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18867 (dump_dominator_optimization_stats): Likewise.
18868 * tree-vectorizer.c (vectorize_loops): Likewise.
18870 2008-05-20 Richard Guenther <rguenther@suse.de>
18872 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18874 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18876 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18877 (ix86_i386elf_return_in_memory): Likewise.
18878 (ix86_i386interix_return_in_memory): Likewise.
18879 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18880 (SUBTARGET_RETURN_IN_MEMORY): New.
18881 * config/i386/i386elf.h: Likewise.
18882 * config/i386/ptx4-i.h: Likewise.
18883 * config/i386/sol2-10.h: Likewise.
18884 * config/i386/sysv4.h: Likewise.
18885 * config/i386/vx-common.h: Likewise.
18886 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18887 * config/i386/i386.c (ix86_return_in_memory): Made static and
18888 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18889 (ix86_i386elf_return_in_memory): Removed.
18890 (ix86_i386interix_return_in_memory): Removed.
18891 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18892 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18894 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18896 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18898 2008-05-19 Xinliang David Li <davidxl@google.com>
18900 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18902 * common.opt: Ditto.
18903 * doc/invoke.texi: Ditto.
18905 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18907 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18908 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18910 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18912 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18913 sizes of operand array from 8/4 to 4/2.
18914 (ix86_expand_vector_init_general): Change size of operand array
18915 from 32 to 16. Remove op0, op1 and half_mode.
18917 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18919 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18920 (ix86_expand_vector_init_interleave): Likewise.
18921 (ix86_expand_vector_init_general): Use them. Assert
18922 word_mode == SImode when n_words == 4.
18924 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/i386.c (ix86_secondary_reload): New static function.
18927 (TARGET_SECONDARY_RELOAD): New define.
18928 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18929 * config/i386/i386.md (reload_outqi): Remove.
18931 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18933 PR middle-end/35509
18934 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18935 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18936 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18937 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18938 (fold_builtin_1): Likewise.
18939 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18940 c-common.c (check_builtin_function_arguments): Handle
18941 BUILT_IN_ISINF_SIGN.
18942 * doc/extend.texi: Document __builtin_isinf_sign.
18943 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18945 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18948 EH cleanup at the end of the pass, search for those that have been
18949 turned into forwarder blocks and do the cleanup on their successor.
18951 2008-05-18 Richard Guenther <rguenther@suse.de>
18953 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18954 pointers to sizetype and vice versa.
18956 2008-05-18 Xinliang David Li <davidxl@google.com>
18958 * gcc/tree-ssa-dce.c: Coding style fix.
18959 (check_pow): Documentation comment.
18960 (check_log): Documenation comment. Coding style fix.
18961 (is_unnecessary_except_errno_call): Ditto.
18962 (gen_conditions_for_pow): Ditto.
18963 (gen_conditions_for_log): Ditto.
18964 (gen_shrink_wrap_conditions): Ditto.
18965 (shrink_wrap_one_built_in_calls): Ditto.
18966 * gcc/doc/invoke.texi: Better documentation string.
18967 * ChangeLog: Fix wrong change log entries from
18968 May 17 checkin on function call DCE.
18970 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18972 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18974 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18976 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18977 * df-problems.c (simulation routines): Fixed block comment to
18978 properly say how to add forwards scanning functions.
18980 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18982 * tree-inline.c (setup_one_parameter): Remove dead code.
18984 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18986 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18987 a BIT_AND_EXPR only for an INTEGER_TYPE.
18989 2008-05-17 Xinliang David Li <davidxl@google.com>
18991 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18992 (check_pow, check_log, is_unnecessary_except_errno_call): New
18993 functions to check for eliminating math functions that are pure
18994 except for setting errno.
18995 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18996 general condition expressions for shrink-wrapping pow/log calls.
18997 (gen_shrink_wrap_conditions): Ditto.
18998 (shrink_wrap_one_built_in_call): Ditto.
18999 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19000 (mark_operand_necessary): If debugging, output if OP is necessary.
19001 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19003 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19005 * gcc/common.opt: New user flag -ftree-builtin-dce.
19006 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19008 2008-05-16 David S. Miller <davem@davemloft.net>
19010 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19011 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19013 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19016 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19018 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19020 * ifcvt.c (dead_or_predicable): Rename
19021 df_simulate_one_insn_backwards to df_simulate_one_insn.
19022 * recog.c (peephole2_optimize): Ditto.
19023 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19025 * df.h: Rename df_simulate_one_insn_backwards to
19026 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19027 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19028 scanning of defs and uses.
19029 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19030 (df_simulate_one_insn_forwards): Removed.
19032 2008-05-16 Doug Kwan <dougkwan@google.com>
19034 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19036 (real_from_string): Handle NaNs and Inf as approriate.
19038 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19040 * doc/gty.texi (Source Files Containing Type Information): Note
19041 that headers should appear first in the gtfiles list.
19043 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19045 * tree.def (COND_EXEC): Properly documented this code.
19047 2008-05-16 Diego Novillo <dnovillo@google.com>
19049 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19050 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19053 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19055 * tree-ssa-dse (max_stmt_uid): Removed.
19056 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19057 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19058 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19059 * function.h (cfun.last_stmt_uid): New field.
19060 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19061 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19063 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19064 (create_stmt_ann): Initialize the ann->uid field.
19065 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19067 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19069 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19071 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19072 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19073 (init_empty_tree_cfg): Call it.
19075 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19077 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19080 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19082 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19083 * tree-dump.c (dump_options): New verbose option.
19084 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19086 * tree-pass.h (TDF_VERBOSE): New dump flag.
19087 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19088 (tree-flow.h): Added include.
19089 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19091 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19093 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19095 From Jie Zhang <jie.zhang@analog.com>
19096 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19097 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19098 mcpu=bf561-none and mcpu=bf561-0.2.
19099 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19100 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19101 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19102 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19103 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19104 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19105 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19107 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19108 (cputype_selected): Remove.
19109 (bfin_handle_option): Don't use cputype_selected.
19110 (override_options): When no mcpu option, enable all workarounds.
19111 Don't use bfin_workarounds.
19112 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19114 (DEFAULT_CPU_TYPE): Don't define.
19116 2008-05-16 Richard Guenther <rguenther@suse.de>
19118 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19119 on deletion of the last stmt.
19121 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19123 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19124 V8HImode for SSE2 and V16QImode for SSE4.1.
19126 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19128 * cgraph.h (compute_inline_parameters): Made public.
19129 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19130 variable_generate_summary, function_write_summary,
19131 variable_write_summary, variable_read_summary. Added generate_summary,
19132 write_summary, read_summary.
19133 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19134 pass_ipa_inline.function_generate_summary, to
19135 compute_inline_parameters.
19136 * ipa-inline.c (compute_inline_parameters): Made public and added
19138 (compute_inline_parameters_for_current): New function.
19139 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19140 (inline_generate_summary): Removed parameter and made to loop over
19142 (pass_ipa_inline): Updated for new IPA_PASS structure.
19143 * passes.c (execute_ipa_summary_passes): Now is called once per
19144 pass rather than once per node*pass.
19146 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19148 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19149 avr_have_mul_p, avr_asm_only_p): Remove variables.
19150 (avr_override_options): Remove initialization of removed variables.
19151 (avr_file_start): Convert removed variables to fields of
19152 'struct base_arch_s *avr_current_arch'.
19153 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19154 (AVR_HAVE_MUL): (Ditto.).
19155 (AVR_HAVE_MOVW): (Ditto.).
19156 (AVR_HAVE_LPMX): (Ditto.).
19157 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19158 avr_asm_only_p): Remove declaration.
19160 2008-05-15 Diego Novillo <dnovillo@google.com>
19162 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19163 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19165 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19167 PR middle-end/36194
19168 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19169 Don't call record_truncated_value from here.
19170 (record_truncated_value): Turn it into a for_each_rtx callback.
19171 (record_truncated_values): New function.
19172 (combine_instructions): Call note_uses with record_truncated_values.
19173 Change name of check_conversion to check_promoted_subreg.
19175 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19177 * doc/sourcebuild.texi: Document support for torture tests.
19179 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19181 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19182 to alternative 4 of operand 2.
19184 2008-05-15 Richard Guenther <rguenther@suse.de>
19186 * tree-pass.h (current_pass): Declare.
19187 (get_pass_for_id): Likewise.
19188 * passes.c (passes_by_id, passes_by_id_size): New globals.
19189 (set_pass_for_id): New function.
19190 (get_pass_for_id): Likewise.
19191 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19192 (execute_function_todo): Flush per function statistics.
19193 * toplev.c (compile_file): Init statistics.
19194 (general_init): Do early statistics initialization.
19195 (finalize): Finish statistics.
19196 * statistics.h (statistics_early_init): Declare.
19197 (statistics_init): Likewise.
19198 (statistics_fini): Likewise.
19199 (statistics_fini_pass): Likewise.
19200 (statistics_counter_event): Likewise.
19201 (statistics_histogram_event): Likewise.
19202 * statistics.c: New file.
19203 * Makefile.in (OBJS-common): Add statistics.o.
19204 (statistics.o): Add dependencies.
19205 * doc/invoke.texi (-fdump-statistics): Document.
19207 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19208 (insert): Likewise.
19209 (execute_pre): Use statistics_counter_event.
19210 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19211 (substitute_and_fold): Increment it. Use statistics_counter_event.
19213 2008-05-15 Diego Novillo <dnovillo@google.com>
19215 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19217 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19218 * tree-ssa-alias.c (new_type_alias): Remove references to
19219 sub-variables from comment.
19220 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19222 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19224 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19225 attribute to 1 only for insertps alternative.
19227 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19229 * config/bfin/bfin.md (loadbytes): New pattern.
19230 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19231 (bfin_init_builtins): Initialize it.
19232 (bdesc_1arg): Add it.
19234 2008-05-15 Sa Liu <saliu@de.ibm.com>
19236 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19237 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19238 * testsuite/lib/target-supports.exp: Add
19239 check_effective_target_fortran_integer_16.
19241 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19243 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19244 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19245 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19246 (TARGET_RETURN_IN_MEMORY): Define.
19248 2008-05-15 Richard Guenther <rguenther@suse.de>
19250 PR middle-end/36244
19251 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19252 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19253 represent unmodifiable vars.
19255 2008-05-15 Richard Guenther <rguenther@suse.de>
19257 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19258 INDIRECT_REF and TARGET_MEM_REF.
19259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19262 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19263 H.J. Lu <hongjiu.lu@intel.com>
19265 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19266 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19267 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19268 insn alternatives. Add missing alternatives.
19269 (*vec_concatv2di_rex64_sse4_1): Likewise.
19270 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19271 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19272 Require TARGET_SSE.
19274 2008-05-15 Richard Guenther <rguenther@suse.de>
19276 PR tree-optimization/36009
19277 PR tree-optimization/36204
19278 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19279 (determine_invariantness_stmt): Record the loop a store is
19280 always executed in.
19281 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19284 2008-05-15 Richard Guenther <rguenther@suse.de>
19286 PR tree-optimization/34330
19287 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19288 through the pointer will alias the SMT.
19290 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19292 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19294 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19296 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19298 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19299 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19301 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19302 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19303 (vashl_optab): New optab for vector/vector shifts.
19304 (vashr_optab): Ditto.
19305 (vlshr_optab): Ditto.
19306 (vrotl_optab): Ditto.
19307 (vrotr_optab): Ditto.
19308 (optab_subtype): New enum for optab_for_tree_code call.
19309 (optab_for_tree_code): Add enum optab_subtype argument.
19311 * optabs.c (optab_for_tree_code): Take an additional argument to
19312 distinguish between a vector shift by a scalar and vector shift by
19313 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19314 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19315 vector shift by a vector.
19316 (expand_widen_pattern_expr): Pass additional argument to
19317 optab_for_tree_code.
19319 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19320 vrotl_optab, vrotr_optab.
19322 * expr.c (expand_expr_real_1): Update calls to
19323 optab_for_tree_code to distinguish between vector shifted by a
19324 scalar and vector shifted by a vector.
19325 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19326 (supportable_narrowing_operation): Ditto.
19327 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19328 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19329 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19330 (vect_create_epilog_for_reduction): Ditto.
19331 (vectorizable_reduction): Ditto.
19332 (vectorizable_operation): Ditto.
19333 (vect_strided_store_supported): Ditto.
19334 (vect_strided_load_supported): Ditto.
19335 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19336 * expmed.c (expand_shift): Ditto.
19338 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19340 (ashr@var{m}3): Ditto.
19341 (vashl@var{m}3): Document new vector/vector shift standard name.
19342 (vashr@var{m}3): Ditto.
19343 (vlshr@var{m}3): Ditto.
19344 (vrotl@var{m}3): Ditto.
19345 (vrotr@var{m}3): Ditto.
19347 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19348 (PPERM_INVERT): Ditto.
19349 (PPERM_REVERSE): Ditto.
19350 (PPERM_REV_INV): Ditto.
19351 (PPERM_ZERO): Ditto.
19352 (PPERM_ONES): Ditto.
19353 (PPERM_SIGN): Ditto.
19354 (PPERM_INV_SIGN): Ditto.
19355 (PPERM_SRC1): Ditto.
19356 (PPERM_SRC2): Ditto.
19358 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19359 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19360 allows a memory operand to be the value being added, and split it
19361 to improve vectorization.
19362 (sse5_pmacsdqh_mem): Ditto.
19363 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19364 (sse5_mulv2div2di3_high): Ditto.
19365 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19366 (vec_pack_trunc_v4si): Ditto.
19367 (vec_pack_trunc_v2di): Ditto.
19368 (sse5_pcmov_<mode>): Remove code that tried to use use
19369 andps/andnps instead of pcmov.
19370 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19371 pmacsdqh instructions.
19372 (vec_widen_smult_lo_v4si): Ditto.
19374 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19375 (PPERM_INVERT): Ditto.
19376 (PPERM_REVERSE): Ditto.
19377 (PPERM_REV_INV): Ditto.
19378 (PPERM_ZERO): Ditto.
19379 (PPERM_ONES): Ditto.
19380 (PPERM_SIGN): Ditto.
19381 (PPERM_INV_SIGN): Ditto.
19382 (PPERM_SRC1): Ditto.
19383 (PPERM_SRC2): Ditto.
19384 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19386 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19388 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19389 says ignore whether the last reference is a memory operand.
19391 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19392 Paolo Bonzini <bonzini at gnu dot org>
19394 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19397 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19398 (vlshr<mode>3): Rename from vlshr<mode>3.
19399 (vashr<mode>3): Rename from vashr<mode>3.
19400 (mulv4sf3): Change the names of vector shift patterns.
19404 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19407 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19432 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19433 (floatunssidf2_internal): Change vector/vector shift names.
19434 (floatunsdidf2_internal): Ditto.
19441 (vashl<mode>3): Rename from ashl<mode>3.
19442 (vashr<mode>3): Rename from ashr<mode>3.
19443 (vlshr<mode>3): Rename from lshr<mode>3.
19444 (vrotl<mode>3): Rename from rotl<mode>3.
19446 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19449 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19450 multiply gives the wrong value when doing widening multiplies.
19451 (vec_widen_smult_lo_v4si): Ditto.
19453 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19455 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19456 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19457 emit_library_call_value.
19458 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19459 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19460 * calls.c (initialize_argument_information, precompute_arguments,
19461 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19462 (precompute_arguments): Removed flags parameter.
19463 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19465 2008-05-14 Richard Guenther <rguenther@suse.de>
19467 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19468 Make sure to register the store if the use is a PHI_NODE.
19470 2008-05-14 Olivier Hainque <hainque@adacore.com>
19472 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19473 memory if the component is to be referenced in BLKmode according
19474 to get_inner_reference.
19476 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19478 * calls.c (emit_library_call_value_1): Restore code clearing
19479 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19481 2008-05-14 Olivier Hainque <hainque@adacore.com>
19482 Nicolas Roche <roche@adacore.com>
19484 * configure.ac: Add support for a "gcc_subdir" variable in
19485 config-lang.in, to denote a subdirectory where the language/GCC
19486 integration files are to be found.
19487 * configure: Regenerate.
19489 2008-05-14 Ira Rosen <irar@il.ibm.com>
19491 PR tree-optimization/36098
19492 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19493 value for the first load in the group in case of a gap.
19494 (vect_build_slp_tree): Check that there are no gaps in loads.
19496 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19498 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19499 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19500 expand_copysign_bit): Change call to emit_no_conflict_block to
19501 emit_insn and remove unneeded code to construct extra args.
19502 (emit_no_conflict_block): Removed.
19503 * optabls.h (emit_no_conflict_block): Removed.
19504 * cse.c (cse_extended_basic_block): Remove search for
19505 REG_NO_CONFLICT note.
19506 * global.c: Removed incorrect comment added in revision 117.
19507 * expr.c (convert_move): Change call to emit_no_conflict_block to
19509 * recog.c: Change comments so that they do not mention
19511 * local_alloc.c (combine_regs): Removed last parameter.
19512 (no_conflict_p): Removed.
19513 (block_alloc): Removed note, no_conflict_combined_regno and set
19514 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19515 (combine_regs): Removed already_dead and code to look for
19516 REG_NO_CONFLICT notes.
19517 * lower_subreg (remove_retval_note): Removed code to look for
19518 REG_NO_CONFLICT block.
19519 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19520 (resolve_clobber): Remove code to process libcalls that have
19521 REG_NO_CONFLICT notes.
19522 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19524 * combine.c (can_combine_p, distribute_notes): Removed
19525 REG_NO_CONFLICT case.
19526 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19528 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19529 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19531 * reg-notes.def (NO_CONFLICT): Removed.
19533 2008-05-14 David S. Miller <davem@davemloft.net>
19535 * config/sparc/sparc.c (sparc_profile_hook): If
19536 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19537 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19538 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19540 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19542 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19544 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19547 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19548 and op1 expansion before vector concat to have less live pseudos.
19550 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19552 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19553 ix86_expand_vector_set if supported.
19555 2008-05-13 Diego Novillo <dnovillo@google.com>
19556 Kenneth Zadeck <zadeck@naturalbridge.com>
19558 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19560 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19561 phinodes_print_statistics, init_ssanames, fini_ssanames,
19562 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19563 release_ssa_name, release_defs, replace_ssa_name_symbol,
19564 ssanames_print_statistics): Move ...
19565 * tree-flow.h: ... here.
19566 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19567 Use FN instead of cfun.
19568 (make_ssa_name_fn): Rename from make_ssa_name.
19569 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19570 * tree-flow-inline.h (make_ssa_name): Move from
19571 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19572 * omp-low.c (expand_omp_parallel):
19573 * tree-flow-inline.h (redirect_edge_var_map_result):
19574 * tree-ssa.c (init_tree_ssa): Add argument FN.
19575 Use it instead of cfun. Update all users.
19577 2008-05-13 Tom Tromey <tromey@redhat.com>
19579 PR preprocessor/22168:
19580 * doc/cpp.texi (Top): Update menu.
19581 (Alternatives to Wrapper #ifndef): New node.
19582 (Other Directives): Document deprecation.
19583 (Obsolete Features): Remove menu.
19584 (Assertions): Merge node into Obsolete Features.
19585 (Obsolete once-only headers): Move earlier; rename to Alternatives
19586 to Wrapper #ifndef.
19587 * doc/cppopts.texi: Update.
19588 * c.opt (Wdeprecated): Enable for C and ObjC.
19589 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19590 (C++ Dialect Options): Move -Wno-deprecated from here to...
19591 (Warning Options): ... here.
19593 2008-05-13 Richard Guenther <rguenther@suse.de>
19595 PR middle-end/36227
19596 * fold-const.c (fold_sign_changed_comparison): Do not allow
19597 changes in pointer-ness.
19599 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19602 * config/sh/sh.c (sh_expand_prologue): Don't clear
19603 RTX_FRAME_RELATED_P for push insns.
19605 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19607 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19609 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19611 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19612 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19613 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19615 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19617 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19618 (*vec_concatv4sf_sse): This.
19619 (*sse2_concatv2si): Renamed to ...
19620 (*vec_concatv2si_sse2): This.
19621 (*sse1_concatv2si): Renamed to ...
19622 (*vec_concatv2si_sse): This.
19623 (*vec_concatv2di_rex): Renamed to ...
19624 (*vec_concatv2di_rex64): This.
19625 (*vec_concatv2si_sse4_1): New.
19626 (*vec_concatv2di_rex64_sse4_1): Likewise.
19628 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19630 PR rtl-optimization/36111
19631 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19632 that was created for swappable operands.
19634 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19637 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19638 * configure.ac: Add call to ACX_PROG_GNAT.
19640 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19642 * optc-gen.awk: Fix comment typo.
19644 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19646 * pretty-print.c (pp_integer_with_precision): Use
19647 HOST_LONG_LONG_FORMAT.
19649 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19651 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19653 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19655 * config/i386/i386.c (bdesc_ptest): Removed.
19656 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19657 (bdesc_args): Add __builtin_ia32_ptestz128,
19658 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19659 (ix86_init_mmx_sse_builtins): Updated.
19660 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19661 (ix86_expand_builtin): Updated.
19663 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19665 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19666 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19668 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19670 * value-prof.c (interesting_stringop_to_profile): Do not
19671 return early for BUILT_IN_MEMPCPY.
19673 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19675 * calls.c (expand_call): Don't use callgraph to increase
19676 preferred_stack_boundary.
19678 * cgraph.h (cgraph_rtl_info): Use unsigned on
19679 preferred_incoming_stack_boundary.
19681 * final.c (rest_of_clean_state): Use unsigned on
19682 preferred_stack_boundary.
19684 2008-05-09 Tom Tromey <tromey@redhat.com>
19686 PR preprocessor/22231:
19687 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19690 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19692 PR tree-optimization/36129
19693 * tree-ssa-ccp.c: Include value-prof.h.
19694 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19695 built-in function was folded to a constant.
19696 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19698 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19699 Sebastian Pop <sebastian.pop@amd.com>
19701 * tree-scalar-evolution.c: Document instantiate_scev.
19702 (instantiate_parameters_1): Renamed instantiate_scev_1.
19703 Don't use the same loop for instantiation_loop and evolution_loop.
19704 (instantiate_scev): New.
19705 (instantiate_parameters): Moved...
19706 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19707 same loop twice. Maintains the semantics for this function.
19708 * tree-scalar-evolution.h (instantiate_scev): Declare.
19709 (instantiate_parameters): ...here. Now static inline.
19710 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19711 instead of resolve_mixers.
19713 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19715 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19717 2008-05-09 Tomas Bily <tbily@suse.cz>
19719 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19720 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19721 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19722 * c-common.c (c_common_truthvalue_conversion): Likewise.
19723 * tree-object-size.c (compute_object_offset): Likewise.
19724 * tree-inline.c (estimate_num_insns_1): Likewise.
19725 * varasm.c (const_hash_1, compare_constant, copy_constant)
19726 (compute_reloc_for_constant, output_addressed_constants)
19727 (initializer_constant_valid_p): Likewise.
19728 * c-omp.c (check_omp_for_incr_expr): Likewise.
19729 * gimplify.c (gimplify_expr): Likewise.
19730 * c-typeck.c (c_finish_return): Likewise.
19731 * tree-vectorizer.c (supportable_widening_operation)
19732 (supportable_narrowing_operation): Likewise.
19733 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19734 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19735 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19736 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19737 (descr_info_loc): Likewise.
19738 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19739 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19740 (fold_unary): Likewise.
19741 * builtins.c (get_pointer_alignment): Likewise.
19742 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19743 (instantiate_parameters_1): Likewise.
19744 * tree.c (expr_align, stabilize_reference): Likewise.
19745 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19746 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19747 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19748 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19749 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19750 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19752 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19753 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19754 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19755 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19756 (forward_propagate_comparison)
19757 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19758 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19759 * emit-rtl.c (component_ref_for_mem_expr)
19760 (set_mem_attributes_minus_bitpos): Likewise.
19761 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19762 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19764 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19765 (build_function_call, pointer_diff, build_compound_expr)
19766 (c_finish_return): Likewise.
19767 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19768 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19770 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19771 * expr.c (is_aligning_offset): Likewise.
19772 * tree-ssa-alias.c (is_escape_site): Likewise.
19773 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19774 (check_all_va_list_escapes): Likewise.
19775 * tree-ssa-loop-ivopts.c (determine_base_object)
19776 (determine_common_wider_type): Likewise.
19777 * dojump.c (do_jump): Likewise.
19778 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19779 * tree-gimple.c (is_gimple_cast): Likewise.
19780 * fold-const.c (decode_field_reference)
19781 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19782 (fold_binary): Likewise.
19783 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19784 (already_warned_in_frontend_p): Likewise.
19785 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19786 * tree.c (really_constant_p, get_unwidened): Likewise.
19787 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19788 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19789 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19791 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19793 (CONVERT_EXPR_P): Define.
19794 (CASE_CONVERT): Define.
19796 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19798 PR middle-end/36117
19799 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19800 (delete_unmarked_insns): When deleting a call, call
19801 delete_unreachable_blocks.
19802 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19803 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19805 2008-05-08 Richard Guenther <rguenther@suse.de>
19807 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19808 (-ftree-salias): Likewise.
19809 (salias-max-implicit-fields): Remove param documentation.
19810 (salias-max-array-elements): Likewise.
19811 * tree-pass.h (pass_create_structure_vars): Remove.
19812 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19813 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19814 * tree-ssa-alias.c (create_structure_vars): Remove.
19815 (gate_structure_vars): Likewise.
19816 (pass_create_structure_vars): Likewise.
19817 (gate_build_alias): Likewise.
19818 (pass_build_alias): Adjust to run always and dump the function.
19819 * common.opt (ftree-salias): Hide.
19820 * passes.c (init_optimization_passes): Remove
19821 pass_create_structure_vars, adjust comment.
19822 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19823 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19824 * opts.c (decode_options): Do not set flag_tree_salias.
19825 (common_handle_option): Add OPT_ftree_salias to the backward
19826 compatibility section.
19828 2008-05-08 Richard Guenther <rguenther@suse.de>
19830 * tree-flow-inline.h (var_can_have_subvars): Move ...
19831 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19832 * tree-flow.h (var_can_have_subvars): Remove.
19833 (push_fields_onto_fieldstack): Remove.
19834 (sort_fieldstack): Likewise.
19835 (struct fieldoff): Move ...
19836 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19837 alias_set and base_for_components fields.
19838 (sort_fieldstack): Make static.
19839 (push_fields_onto_fieldstack): Likewise. Remove code that
19840 handles anything but RECORD_TYPEs. Remove alias_set and
19841 base_for_components handling.
19842 (create_variable_info_for): Adjust.
19844 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19846 * common.opt (Wframe-larger-than=): Shorten the help message
19848 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19850 2008-05-08 Rafael Espíndola <espindola@google.com>
19852 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19854 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19855 trap and that both operands are gimple values.
19856 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19857 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19860 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19862 * read-rtl.c (join_c_conditions): Return the first string if the
19863 two strings are equal.
19865 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19867 * gensupport.h (pred_data): Add a "num_codes" field.
19868 (add_predicate_code): Declare.
19869 * gensupport.c (add_predicate_code): New function.
19870 (std_pred_table): Add an "allows_const_p" field.
19871 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19872 Remove the (incomplete) list of such codes from the codes field.
19873 (init_predicate_table): Use add_predicate_code. Add all
19874 RTX_CONST_OBJs if allows_const_p is true.
19875 * genrecog.c (process_define_predicate): Use add_predicate_code.
19877 2008-05-08 David Daney <ddaney@avtrex.com>
19878 Richard Sandiford <rsandifo@nildram.co.uk>
19880 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19881 special case of constant zero operands.
19882 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19883 old and new values. Special case constant zero values.
19884 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19886 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19887 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19889 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19892 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19893 similar RTX_CONST_OBJ before CONST_INT.
19895 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19897 * stmt.c (expand_stack_restore): Change sa mode if needed.
19899 2008-05-08 Richard Guenther <rguenther@suse.de>
19901 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19902 return type to bool.
19903 (ix86_sol10_return_in_memory): Likewise.
19904 (ix86_i386elf_return_in_memory): Likewise.
19905 (ix86_i386interix_return_in_memory): Likewise.
19906 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19907 (ix86_sol10_return_in_memory): Likewise.
19908 (ix86_i386elf_return_in_memory): Likewise.
19909 (ix86_i386interix_return_in_memory): Likewise.
19911 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19914 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19916 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19917 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19920 2008-05-08 Richard Guenther <rguenther@suse.de>
19922 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19923 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19924 (DR_SUBVARS): Remove.
19925 * tree-dfa.c (dump_subvars_for): Remove.
19926 (debug_subvars_for): Likewise.
19927 (dump_variable): Do not dump subvars.
19928 (remove_referenced_var): Do not remove subvars.
19929 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19930 (lookup_subvars_for_var): Remove.
19931 (get_subvars_for_var): Likewise.
19932 (get_subvars_at): Likewise.
19933 (get_first_overlapping_subvar): Likewise.
19934 (overlap_subvar): Likewise.
19935 * tree-flow.h (subvar_t): Remove.
19936 (struct var_ann_d): Remove subvars field.
19937 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19938 argument. Remove special handling of SFTs.
19939 (compute_tag_properties): Likewise.
19940 (set_initial_properties): Likewise.
19941 (compute_call_clobbered): Likewise.
19942 (count_mem_refs): Likewise.
19943 (compute_memory_partitions): Likewise.
19944 (compute_flow_insensitive_aliasing): Likewise.
19945 (setup_pointers_and_addressables): Likewise.
19946 (new_type_alias): Likewise.
19947 (struct used_part): Remove.
19948 (used_portions): Likewise.
19949 (struct used_part_map): Likewise.
19950 (used_part_map_eq): Likewise.
19951 (used_part_map_hash): Likewise.
19952 (free_used_part_map): Likewise.
19953 (up_lookup): Likewise.
19954 (up_insert): Likewise.
19955 (get_or_create_used_part_for): Likewise.
19956 (create_sft): Likewise.
19957 (create_overlap_variables_for): Likewise.
19958 (find_used_portions): Likewise.
19959 (create_structure_vars): Likewise.
19960 * tree.def (STRUCT_FIELD_TAG): Remove.
19961 * tree.h (MTAG_P): Adjust.
19962 (struct tree_memory_tag): Remove base_for_components and
19963 unpartitionable flags.
19964 (struct tree_struct_field_tag): Remove.
19965 (SFT_PARENT_VAR): Likewise.
19966 (SFT_OFFSET): Likewise.
19967 (SFT_SIZE): Likewise.
19968 (SFT_NONADDRESSABLE_P): Likewise.
19969 (SFT_ALIAS_SET): Likewise.
19970 (SFT_UNPARTITIONABLE_P): Likewise.
19971 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19972 (union tree_node): Remove sft field.
19973 * alias.c (get_alias_set): Remove special handling of SFTs.
19974 * print-tree.c (print_node): Remove handling of SFTs.
19975 * tree-dump.c (dequeue_and_dump): Likewise.
19976 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19977 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19978 * tree-predcom.c (set_alias_info): Do not set subvars.
19979 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19980 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19981 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19982 (add_vars_for_offset): Remove.
19983 (add_virtual_operand): Remove special handling of SFTs.
19984 (add_call_clobber_ops): Likewise.
19985 (add_call_read_ops): Likewise.
19986 (get_asm_expr_operands): Likewise.
19987 (get_modify_stmt_operands): Likewise.
19988 (get_expr_operands): Likewise.
19989 (add_to_addressable_set): Likewise.
19990 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19991 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19992 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19993 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19994 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19995 (tree_node_structure): Likewise.
19996 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19998 (find_what_p_points_to): Likewise.
20000 2008-05-08 Sa Liu <saliu@de.ibm.com>
20002 * config/spu/spu.md: Fixed subti3 pattern.
20004 2008-05-08 Richard Guenther <rguenther@suse.de>
20006 PR middle-end/36154
20007 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20008 sure to create a representative for trailing arrays for PTA.
20010 2008-05-08 Richard Guenther <rguenther@suse.de>
20012 PR middle-end/36172
20013 * fold-const.c (operand_equal_p): Two objects which types
20014 differ in pointerness are not equal.
20016 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20018 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20019 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20020 (emit_library_call_value_1): Add new variable fndecl initialized by
20021 NULL_TREE. It should be the decl type of orgfun, but this information
20022 seems not to be available here, so it uses the default calling abi.
20023 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20024 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20025 by TARGET_RETURN_IN_MEMORY.
20026 * config/i386/i386-interix.h: Likewise.
20027 * config/i386/i386.h: Likewise.
20028 * config/i386/i386elf.h: Likewise.
20029 * config/i386/ptx4-i.h: Likewise.
20030 * config/i386/sol2-10.h: Likewise.
20031 * config/i386/sysv4.h: Likewise.
20032 * config/i386/vx-common.h: Likewise.
20033 * config/cris/cris.h: Removed #if 0 clause.
20034 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20035 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20037 (ix86_sol10_return_in_memory): Likewise.
20038 (ix86_i386elf_return_in_memory): New.
20039 (ix86_i386interix_return_in_memory): New.
20040 * config/mt/mt-protos.h (mt_return_in_memory): New.
20041 * config/mt/mt.c: Likewise.
20042 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20043 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20044 * config/bfin/bfin.h: Likewise.
20045 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20047 * config/bfin/bfin.c: Likewise.
20048 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20049 * config/alpha/unicosmk.h: Likewise.
20050 * config/i386/cygming.h: Likewise.
20051 * config/iq2000/iq2000.h: Likewise.
20052 * config/mips/mips.h: Likewise.
20053 * config/mn10300/mn10300.h: Likewise.
20054 * config/rs6000/rs6000.h: Likewise.
20055 * config/score/score.h: Likewise.
20056 * config/spu/spu.h: Likewise.
20057 * config/v850/v850.h: Likewise.
20058 * defaults.h: Likewise.
20059 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20060 * expr.c (emit_block_move): Adjust use of
20061 OUTGOING_REG_PARM_STACK_SPACE.
20062 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20063 OUTGOING_REG_PARM_STACK_SPACE.
20064 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20066 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20068 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20069 on OMP_RETURN for OMP_FOR.
20072 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20073 (fortran_common): New function.
20074 (gen_variable_die): Call fortran_common instead of common_check,
20075 adjust for it returning tree instead of rtx. Formatting.
20077 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20081 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20082 * c-decl.c (merge_decls): Ditto.
20083 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20084 to RTL_CONST_OR_PURE_CALL_P.
20085 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20086 Initialized DECL_LOOPING_CONST_PURE.
20087 (process_call_operands): Set tree_side_effects properly.
20088 * tree.h (TREE_READONLY_DECL_P): Removed.
20089 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20090 (DECL_LOOPING_OR_CONST_P): New macro.
20091 (struct tree_function_decl): Added looping_const_or_pure_p.
20092 (ECF_*) Renumbered.
20093 (ECF_LOOPING_OR_CONST_P): New macro.
20094 * rtlanal.c (pure_const_p): Removed.
20095 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20096 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20097 to RTL_CONST_CALL_P.
20098 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20099 (check_decl, check_tree, check_call, scan_function): Initialize
20101 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20102 (static_execute): Set looping true for recursive functions.
20103 Undo setting state to IPA_NEITHER for recursive functions.
20104 * cse.c (cse_insn):
20105 * ifcvt.c (noce_can_store_speculate_p): Changed
20106 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20107 RTL_CONST_OR_PURE_CALL_P.
20108 * dse.c (scan_insn): Ditto.
20109 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20110 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20111 RTL_CONST_OR_PURE_CALL_P.
20112 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20113 pure_call_p to RTL_CONST_CALL_P.
20114 * gimplify.c (gimplify_call_expr): Clear side effects for
20115 non-looping pure and constant calls.
20116 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20117 (flags_from_decl_or_type): Set ecf flags from decl flags.
20118 (initialize_argument_information): Turn off
20119 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20120 Change const to pure if callee_copies is true rather than just
20122 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20123 way of marking pure calls.
20124 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20125 Remove hack that was supposed to fix pr7335 and remove old
20126 way of marking pure calls.
20127 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20128 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20129 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20130 RTL_CONST_OR_PURE_CALL_P.
20131 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20132 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20133 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20134 * sched-deps.c (schedule_analyze): Ditto.
20135 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20136 return_val field of calls to represent pure and const function info.
20137 (CONST_OR_PURE_CALL_P): Deleted macro.
20138 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20139 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20140 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20142 * tree-optimize.c (execute_fixup_cfg): Added test for
20143 ECF_LOOPING_CONST_OR_PURE.
20144 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20146 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20147 effects for looping pure or const calls.
20148 (verify_gimple_expr): Added verification code.
20149 * config/alpha/alpha.c (alpha_legitimize_address,
20150 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20152 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20153 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20154 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20155 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20156 RTL_CONST_OR_PURE_CALL_P.
20157 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20158 and const calls to be deleted.
20160 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20163 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20164 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20165 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20166 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20167 to handle nonimmediate operands.
20168 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20169 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20170 to handle nonimmediate operands.
20171 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20172 (mmx_pmulhrwv4hi3): New expander. Use
20173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20174 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20175 (sse2_umulv1siv1di3): New expander. Use
20176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20177 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20178 (mmx_eq<mode>3): New expander. Use
20179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20180 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20181 (mmx_uavgv8qi3): New expander. Use
20182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20183 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20184 (mmx_uavgv4hi3): New expander. Use
20185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20187 * config/i386/sse.md
20188 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20189 to handle nonimmediate operands.
20190 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20191 to handle nonimmediate operands.
20192 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20193 to handle nonimmediate operands.
20194 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20195 to handle nonimmediate operands.
20196 (sse2_unpckhpd_exp): New expander. Use
20197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20198 (sse2_unpcklpd_exp): New expander. Use
20199 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20200 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20201 to handle nonimmediate operands.
20202 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20203 to handle nonimmediate operands.
20204 (*sse2_<plusminus_insn><mode>3): Rename from
20205 sse2_<plusminus_insn><mode>3 insn pattern.
20206 (sse2_<plusminus_insn><mode>3): New expander. Use
20207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20208 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20209 (sse2_umulv2siv2di3): New expander. Use
20210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20211 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20212 (sse4_1_mulv2siv2di3): New expander. Use
20213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20214 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20215 (sse2_pmaddwd): New expander. Use
20216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20217 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20218 (sse2_eq<mode>3): New expander. Use
20219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20220 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20221 (sse4_1_eqv2di3): New expander. Use
20222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20223 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20224 (sse2_uavgv16qi3): New expander. Use
20225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20226 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20227 (sse2_uavgv16qi3): New expander. Use
20228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20229 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20230 (sse2_uavgv8hi3): New expander. Use
20231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20232 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20233 (ssse3_pmulhrswv8hi3): New expander. Use
20234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20235 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20236 (ssse3_pmulhrswv4hi3): New expander. Use
20237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20239 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20240 (<sse>_vmmul<mode>3): Ditto.
20241 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20243 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20244 (ssse3_pmaddubsw): Ditto.
20246 * config/i386/i386.c (struct_builtin_description)
20247 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20248 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20249 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20250 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20251 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20252 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20253 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20254 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20255 (ix86_fixup_binary_operands): Assert that src1
20256 and src2 must have the same mode when swapped.
20257 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20258 and ix86_binary_operator_ok. Do not force operands in registers
20261 2008-05-07 Jan Hubicka <jh@suse.cz>
20263 * cgraph.c (dump_cgraph_node): Update.
20264 * cgraph.h (cgraph_local_info): Break out inline summary.
20265 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20267 * ipa-inline (inline_summary): New accestor function.
20268 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20269 cgraph_decide_inlining, compute_inline_parameters): Update.
20270 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20272 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20274 Cleanup ColdFire scheduling support and add V4 pipeline model.
20276 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20277 (define_attr cpu): Add cfv4 value.
20278 (define_attr type, define_attr type1): Merge into a single 'type'
20279 attribute. Update all uses.
20280 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20281 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20283 (define_attr opx_mem, define_attr opy_mem): Remove.
20284 (define_attr op_mem): Clean up, update comment.
20285 (define_attr size): Use specific values instead of general int.
20286 (define_attr guess, define_attr split): Remove. Update all uses.
20287 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20288 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20289 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20290 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20291 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20292 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20293 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20294 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20295 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20296 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20297 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20298 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20299 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20300 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20301 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20302 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20303 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20304 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20305 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20306 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20307 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20308 Update or set attributes.
20309 (stack_tie): New fake instruction.
20311 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20312 (m68k_sched_attr_size): Update declaration.
20313 (m68k_sched_attr_type2): Remove.
20314 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20315 Declare new bypass predicates.
20317 * config/m68k/m68k.c (m68k_sched_issue_rate,
20318 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20320 (TARGET_SCHED_ISSUE_RATE,
20321 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20322 (override_options): Handle scheduling for ColdFire V4 core.
20323 (m68k_expand_prologue): Emit stack_tie.
20324 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20325 'OP_TYPE_FPN'. Update all uses.
20326 (sched_guess_p): Remove.
20327 (sched_address_type): Handle symbolic addresses.
20328 (sched_get_operand): New static function.
20329 (sched_operand_type): Merge into sched_attr_op_type.
20330 (sched_attr_op_type): Handle FP registers, handle quick constants,
20332 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20333 (m68k_sched_attr_size): Update. Move logic to ...
20334 (sched_get_attr_size_int): New static function.
20335 (sched_get_opxy_mem_type): New static function.
20336 (m68k_sched_attr_op_mem): Update.
20337 (m68k_sched_attr_type2): Remove.
20338 (sched_cfv4_bypass_data): New static variable.
20339 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20340 (m68k_sched_issue_rate): Implement scheduler hook.
20341 (struct _sched_ib: enabled_p): New field.
20342 (m68k_sched_variable_issue): Update. Handle V4.
20343 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20344 sched_dump_class_func_t, sched_dump_split_class,
20345 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20346 sched_dump_dfa_class, m68k_sched_dump): Remove.
20347 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20349 (m68k_sched_init_global): Remove statisctics dumping, introduce
20350 sanity check that all instructions have pipeline reservations. Handle
20352 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20353 Handle ColdFire V4 core.
20354 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20355 New static functions.
20356 (m68k_sched_address_bypass_p): New bypass predicate.
20357 (sched_get_indexed_address_scale): New static function.
20358 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20360 * cf.md: Update comments.
20361 (define_attr type2): Remove. Use 'type' attribute instead.
20363 (cf_ib): Rename to cfv123_ib. Update all uses.
20364 (cf_oep): Rename to cfv123_oep. Update all uses.
20365 (cf_chr): Rename to cfv123_chr. Update all uses.
20366 (cf_mem): Rename to cfv123_mem. Update all uses.
20367 (cf_mac): Move to more appropriate place.
20368 (cfv123_guess): New automaton and cpu_unit.
20369 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20370 Update uses of 'size' attribute. Handle before reload scheduling.
20371 (cfv123_guess): New dummy reservation for unhandled instructions.
20372 (cfv4_*): Pipeline description of ColdFire V4 core.
20373 (ignore): New reservation to handle 'ignore' type.
20375 2008-05-07 Ian Lance Taylor <iant@google.com>
20377 PR middle-end/36013
20378 * gimplify.c (find_single_pointer_decl_1): Don't look through
20380 (find_single_pointer_decl): Adjust comments.
20382 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20384 PR middle-end/36137
20385 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20386 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20388 PR middle-end/36106
20389 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20390 integral type rather than floating point, then VIEW_CONVERT_EXPR
20391 to the floating point type.
20393 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20395 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20396 TFmode op0 to register.
20398 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20400 * c-decl.c (grokdeclarator): Comment typo.
20402 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20404 * tree-flow.h: Remove prototype for computed_goto_p.
20405 * tree-cfg.c (computed_goto_p): Make static.
20407 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20410 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20411 (contains_aligned_value_p): This. Handle _Decimal128.
20412 (ix86_function_arg_boundary): Only align _Decimal128 to its
20413 natural boundary and handle it properly.
20415 2008-05-06 Martin Jambor <mjambor@suse.cz>
20417 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20418 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20419 (ipcp_method_set_orig_node): Removed.
20420 (ipcp_cval_get_cvalue_type): Removed.
20421 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20422 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20423 (ipcp_cval_set_cvalue_type): Removed.
20424 (ipcp_cval_get_cvalue): Removed.
20425 (ipcp_cval_set_cvalue): Removed.
20426 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20427 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20428 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20429 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20430 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20431 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20432 (ipcp_get_ith_lattice): Changed parameters.
20433 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20434 (ipcp_lattice_from_jfunc): Changed parameters.
20435 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20436 (ipcp_method_cval_print): Added temporary variable info.
20437 (ipcp_redirect): Removed already unused local variable caller.
20438 (ipcp_redirect): New temporary variable orig_callee_info
20439 (ipcp_redirect): Removed newly unused local variable callee.
20440 (ipcp_redirect): Removed (a bit confusing) local variable type.
20441 (ipcp_insert_stage): Added local variable info.
20442 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20444 (ipcp_formal_create): Removed.
20445 (ipcp_method_cval_set): Removed.
20446 (ipcp_propagate_stage): Renamed lattice variables.
20447 (ipcp_method_cval_set_cvalue_type): Removed.
20448 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20449 (ipcp_print_all_lattices): Changed printed strings to refer to
20450 lattices rather than cvals.
20451 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20452 (ipcp_propagate_const): Changed formal parameters.
20453 (build_const_val): Changed formal parameters.
20454 (ipcp_insert_stage): Removed useless variable cvalue
20455 (build_const_val): Changed formal parameters.
20456 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20457 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20458 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20459 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20460 (ipcp_print_func_profile_counts): Changed string from "method" to
20462 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20463 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20464 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20465 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20466 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20467 (ipcp_lat_is_const): Changed parameters and made inline.
20468 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20469 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20470 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20471 the predicate condition directly
20472 (ipcp_propagate_stage): Added local variable args. Removed local
20473 variable callee. (Both are mere code simplifications.)
20474 (ipcp_method_dont_insert_const): Renamed to
20475 ipcp_node_not_modifiable_p.
20476 (ipcp_node_not_modifiable_p): Made inline.
20477 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20478 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20479 (ipcp_print_all_lattices): Removed variable cvalue
20480 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20483 2008-05-06 Olivier Hainque <hainque@adacore.com>
20485 * tree-sra.c (try_instantiate_multiple_fields): Early return
20486 if field has POINTER_TYPE.
20488 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20490 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20491 by using 'q' specifier for instruction.
20492 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20494 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20497 Change mode of zero_extract from QImode to HImode.
20498 (sign bit tests peepholes): (Ditto.).
20500 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20502 * config/i386/mmx.md: Remove double backslashes from asm templates.
20503 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20504 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20505 to handle nonimmediate operands.
20506 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20507 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20508 to handle nonimmediate operands.
20509 (*mmx_<code>v2sf3_finite): New insn pattern.
20510 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20511 (mmx_<code>v2sf3): New expander. Use
20512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20513 (mmx_<plusminus_insn><mode>3): New expander. Use
20514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20515 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20516 (mmx_add<mode>3): Removed.
20517 (mmx_ssadd<mode>3): Ditto.
20518 (mmx_usadd<mode>3): Ditto.
20519 (mmx_sub<mode>3): Ditto.
20520 (mmx_sssub<mode>3): Ditto.
20521 (mmx_ussub<mode>3): Ditto.
20522 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20523 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20524 to handle nonimmediate operands.
20525 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20527 (mmx_smulv4hi3_highpart): New expander. Use
20528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20529 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20531 (mmx_umulv4hi3_highpart): New expander. Use
20532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20533 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20534 (mmx_<code>v4hi3): New expander. Use
20535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20536 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20537 (mmx_<code>v8qi3): New expander. Use
20538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20539 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20540 (mmx_<code><mode>3): New expander. Use
20541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20543 2008-05-05 Jan Hubicka <jh@suse.cz>
20545 PR tree-optimization/36118
20546 * passes.c (pass_init_dump_file): Fix dump header.
20548 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20550 PR middle-end/36141
20551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20552 VCE for function decls.
20554 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20556 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20558 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20560 * config/i386/i386.md (sat_plusminus): New.
20561 (plusminus_insn): Likewise.
20562 (plusminus_mnemonic): Likewise.
20564 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20565 (*<addsub><mode>3_cc_overflow): Renamed to ...
20566 (*<plusminus_insn><mode>3_cc_overflow): This.
20567 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20568 (*<plusminus_insn>si3_zext_cc_overflow): This.
20570 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20571 (<plusminus_insn><mode>3): This.
20572 (*<addsub><mode>3): Renamed to ...
20573 (*<plusminus_insn><mode>3): This.
20574 (<sse>_vm<addsub><mode>3): Renamed to ...
20575 (<sse>_vm<plusminus_insn><mode>3): This.
20576 (sse3_h<addsub>v4sf3): Renamed to ...
20577 (sse3_h<plusminus_insn>v4sf3): This.
20578 (sse3_h<addsub>v2df3): Renamed to ...
20579 (sse3_h<plusminus_insn>v2df3): This.
20580 (<plusminus_insn><mode>3): New.
20581 (*<plusminus_insn><mode>3): Likewise.
20582 (sse2_<plusminus_insn><mode>3): Likewise.
20583 (add<mode>): Removed.
20584 (*add<mode>3): Likewise.
20585 (sse2_ssadd<mode>3): Likewise.
20586 (sse2_usadd<mode>3): Likewise.
20587 (sub<mode>3): Likewise.
20588 (*sub<mode>3): Likewise.
20589 (sse2_sssub<mode>3): Likewise.
20590 (sse2_ussub<mode>3): Likewise.
20592 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20594 * gthr-single.h: Add in required interface elements as per gthr.h.
20595 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20596 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20597 Generalize UNUSED macro.
20598 (__gthread_once): Add.
20599 (__gthread_key_create): Add.
20600 (__gthread_key_delete): Add.
20601 (__gthread_getspecific): Add.
20602 (__gthread_setspecific): Add.
20604 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20607 the same size types for the indirect reference on the rhs, then
20610 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20612 * config/i386/i386.md
20613 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20614 one insn template instead of template series.
20615 (*xordi_1_rex64): Ditto.
20616 (*xordi_2_rex64): Ditto.
20618 2008-05-05 Ira Rosen <irar@il.ibm.com>
20620 PR tree-optimization/36119
20621 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20624 2008-06-04 Jan Hubicka <jh@suse.cz>
20626 tree-optimization/36100
20627 * tree-pass.h (pass_O0_always_inline): Declare.
20628 * ipa-inline.c (inline_transform): Remove dead code.
20629 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20630 pass_O0_always_inline): New.
20631 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20633 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20635 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20636 mnemonic in this_param move for TARGET_64BIT.
20638 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20641 (*strmovsi_rex_1): Ditto.
20642 (*strsetsi_1): Ditto.
20643 (*strsetsi_rex_1): Ditto.
20645 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20646 adddicc expanders using SWI mode iterator.
20648 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20651 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20654 2008-05-04 David S. Miller <davem@davemloft.net>
20656 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20657 (sparc*-*-linux*): Use linux.h in tm_file.
20658 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20659 compiler defaulting to 32-bit.
20660 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20662 * config/sparc/linux.h: Remove definitions now obtained
20663 properly from linux.h
20664 * config/sparc/linux64.h: Likewise.
20665 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20666 don't want this setting for 32-bit builds in a biarch compiler.
20667 * doc/install.texi: Add sparc-linux to list of targets
20668 supporting --enable-targets=all.
20670 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20672 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20674 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20676 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20677 after V4SI_FTYPE_V8HI.
20678 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20679 case V4SI_FTYPE_V2DF.
20681 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20683 * doc/invoke.texi (max-flow-memory-locations): Removed.
20684 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20686 2008-05-03 Richard Guenther <rguenther@suse.de>
20688 PR middle-end/34973
20689 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20691 2008-05-02 David S. Miller <davem@davemloft.net>
20693 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20695 2008-05-02 Simon Baldwin <simonb@google.com>
20698 * c-common.h (warn_array_subscript_range): Removed.
20699 * c-common.c (warn_array_subscript_range): Ditto.
20700 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20701 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20703 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20705 * config/i386/i386.c (ix86_special_builtin_type): New.
20706 (bdesc_special_args): Likewise.
20707 (ix86_expand_special_args_builtin): Likewise.
20708 (ix86_init_mmx_sse_builtins): Updated.
20709 (ix86_expand_builtin): Updated.
20710 (ix86_expand_store_builtin): Removed.
20711 (ix86_expand_unop_builtin): Likewise.
20713 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20714 * config/i386/mmintrin.h (__v2sf): Here.
20716 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20718 (_mm_loadl_pi): Likewise.
20719 (_mm_storeh_pi): Replace __v2si with __v2sf.
20720 (_mm_storel_pi): Likewise.
20722 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20723 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20724 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20725 __builtin_ia32_loadlpd.
20727 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20729 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20730 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20731 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20732 (ix86_init_mmx_sse_builtins): Updated.
20733 (ix86_expand_args_builtin): Likewise.
20734 (ix86_expand_builtin): Likewise.
20735 (ix86_expand_unop1_builtin): Renamed to ...
20736 (ix86_expand_unop_vec_merge_builtin): This.
20738 2008-05-01 Jan Hubicka <jh@suse.cz>
20741 * ipa-inline.c (inline_generate_summary): Make static.
20742 (inline_transform): Do not call inlining at -O0; make static.
20743 * passes.c (execute_todo): Add sanity check.
20744 (execute_one_ipa_transform_pass): Execute proper flags.
20746 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20748 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20749 (DECL_NONADDRESSABLE_P): Likewise.
20750 * alias.c (record_component_aliases): Fix comment.
20752 2008-05-01 Simon Baldwin <simonb@google.com>
20754 * c-common.h (warn_array_subscript_range): New function.
20755 * c-common.c (warn_array_subscript_range): Ditto.
20756 * tree-vrp.c (check_array_ref): Corrected code to agree with
20757 comment, ignoring only arrays of size 0 or size 1.
20758 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20760 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20762 * config/i386/i386.c (ix86_builtin_type): Replace
20763 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20764 (bdesc_args): Updated.
20765 (ix86_init_mmx_sse_builtins): Likewise.
20766 (ix86_expand_args_builtin): Likewise.
20768 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20771 * doc/extend.texi: Correct __builtin_ia32_palignr.
20773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20776 * config/i386/i386.c (bdesc_crc32): Removed.
20777 (ix86_expand_crc32): Likewise.
20778 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20779 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20780 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20781 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20782 UINT_FTYPE_UINT_UCHAR.
20783 (bdesc_args): Updated. Add crc32 builtins.
20784 (ix86_init_mmx_sse_builtins): Updated.
20785 (ix86_expand_args_builtin): Updated to support subreg.
20787 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20789 2008-05-01 Jan Hubicka <jh@suse.cz>
20791 * tree-pass.h (opt_pass): Add IPA_PASS.
20792 (varpool_node, cgraph_node): Forward declare.
20793 (ipa_opt_pass): Define.
20794 (pass_ipa_inline): Turn into ipa_opt_pass.
20795 (pass_apply_inline): Remove.
20796 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20797 (apply_inline): Turn into ....
20798 (inline_transform): ... this one.
20799 (inline_generate_summary): New function.
20800 (pass_apply_inline): Remove.
20801 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20803 (struct function): Add ipa_transforms_to_apply.
20804 * passes.c (register_one_dump_file): Work on IPA_PASS.
20805 (init_optimization_passes): Remove pass_inline_parameters and
20807 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20808 (execute_one_pass) ... here; apply transforms when possible.
20809 (add_ipa_transform_pass, execute_ipa_summary_asses,
20810 execute_one_ipa_transform_pass): New.
20811 (execute_ipa_pass_list): Update for IPA_PASS type.
20813 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20815 * config/i386/i386.c (ix86_builtin_type): Add
20816 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20817 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20818 (bdesc_args): Add SSE4a builtins.
20819 (ix86_init_mmx_sse_builtins): Updated.
20820 (ix86_expand_args_builtin): Likewise.
20821 (ix86_expand_builtin): Likewise.
20823 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20825 * config/i386/i386.c (ix86_builtin_type): Add
20826 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20827 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20828 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20829 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20830 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20831 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20832 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20833 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20834 and DI_FTYPE_DI_DI_INT.
20835 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20836 (ix86_init_mmx_sse_builtins): Updated.
20837 (ix86_expand_args_builtin): Likewise.
20838 (ix86_expand_builtin): Likewise.
20839 (ix86_expand_binop_imm_builtin): Removed.
20841 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20843 2008-04-30 Richard Guenther <rguenther@suse.de>
20845 PR tree-optimization/32921
20846 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20848 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20850 * config/arm/arm.c (arm_unwind_emit): Use
20851 crtl->all_throwers_are_sibcalls instead of
20852 cfun->all_throwers_are_sibcalls.
20853 (arm_output_fn_unwind): Likewise.
20854 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20855 instead of cfun->uses_pic_offset_table.
20856 (frv_expand_prologue): Likewise.
20857 (frv_frame_pointer_required): Likewise.
20858 (frv_expand_fdpic_call): Likewise.
20859 (frv_emit_movsi): Likewise.
20860 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20861 cfun->returns_pcc_struct instead of
20862 current_function_returns_pcc_struct.
20863 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20864 instead of cfun->calls_eh_return.
20865 (m32c_pushm_popm): Likewise.
20866 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20867 "extern" declaration.
20869 2008-04-30 Richard Guenther <rguenther@suse.de>
20871 PR tree-optimization/21636
20872 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20874 (evaluate_stmt): Print the likely value.
20875 (ccp_visit_stmt): Avoid excessive vertical spacing.
20877 2008-04-30 Rafael Espíndola <espindola@google.com>
20879 * builtins.c (fold_call_expr): Return realret.
20880 * tree-ssa-threadedge.c
20881 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20882 __builtin_object_size.
20884 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20886 * gcc.c (wrapper_string): New variable.
20887 (insert_wrapper): New function.
20888 (execute): New option -wrapper.
20889 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20891 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20893 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20894 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20895 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20897 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20898 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20899 config/rs6000/e500crtres64gprctr.asm,
20900 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20901 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20902 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20903 config/rs6000/e500crtsav64gprctr.asm,
20904 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20905 config/rs6000/e500crtsavg64gprctr.asm: New files.
20906 * config/rs6000/t-ppccomm: Add build rules for new files.
20907 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20908 * config/rs6000/t-netbsd: Add build rules for new files.
20909 (LIB2FUNCS_STATIC_EXTRA): New variable.
20910 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20911 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20912 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20914 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20916 * config/i386/i386.c (ix86_builtin_type): Add
20917 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20918 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20919 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20920 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20921 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20922 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20923 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20924 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20925 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20926 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20927 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20928 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20929 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20930 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20931 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20932 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20933 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20934 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20935 V1DI_FTYPE_V2SI_V2SI.
20936 (bdesc_2arg): Moved to ...
20937 (bdesc_args): Here.
20938 (ix86_init_mmx_sse_builtins): Updated.
20939 (ix86_expand_args_builtin): Updated. Take a pointer
20940 to const struct builtin_description. Handle comparison
20942 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20943 (ix86_expand_builtin): Updated.
20945 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20946 (ssse3_pmaddubsw128): This.
20947 (ssse3_pmaddubswv4hi3): Renamed to ...
20948 (ssse3_pmaddubsw): This.
20950 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20951 (__builtin_ia32_packssdw128): Likewise.
20952 (__builtin_ia32_packuswb128): Likewise.
20953 (__builtin_ia32_pmaddubsw): Likewise.
20954 (__builtin_ia32_pmaddubsw128): Likewise.
20956 2008-04-30 Richard Guenther <rguenther@suse.de>
20958 PR tree-optimization/14847
20959 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20960 (recognize_bits_test): Use it.
20961 (recognize_single_bit_test): Likewise.
20963 2008-04-30 Martin Jambor <mjambor@suse.cz>
20965 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20966 instead of setting number of formal parameters to zero.
20967 (ipcp_init_stage): Do not set the number of actual parameters to zero
20969 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20970 which are called with variable number of arguments.
20971 (ipcp_insert_stage): Explicitely skipping all nodes which are
20972 called with variable number of arguments.
20973 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20974 number of parameters.
20976 * ipa-prop.h (struct ipa_node_params): Added flag
20977 called_with_var_arguments
20978 (ipa_set_param_count): Added. Changed sole setter to use it.
20979 (ipa_get_param_count): Added. All readers of param_count
20980 converted to use it instead.
20981 (ipa_set_called_with_variable_arg): Added.
20982 (ipa_is_called_with_var_arguments): Added.
20983 (ipa_get_ith_param): Added. All readers of param_decls converted
20985 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20987 (ipa_get_cs_argument_count): Added, all readers of argument_count
20989 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20992 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20993 (struct ipcp_lattice): Renamed cval_type to type
20994 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20996 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20997 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20998 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20999 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21000 (build_const_val): Changed the type of parameter cvalue to tree
21001 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21002 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21004 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21007 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21008 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21009 (ipa_add_method): Renamed to ipa_push_func_to_list
21010 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21011 (ipa_callsite_param_count): Removed.
21012 (ipa_callsite_param_count_set): Removed.
21013 (ipa_callsite_param): Removed.
21014 (ipa_callsite_callee): Removed.
21015 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21016 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21017 (ipa_method_formal_count): Removed.
21018 (ipa_method_formal_count_set): Removed.
21019 (ipa_method_get_tree): Removed.
21020 (ipa_method_tree_map_create): Removed.
21021 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21022 (ipa_create_param_decls_array): Creates the array itself
21023 (ipa_create_param_decls_array): Temporary variable info instead of
21024 a few dereferences.
21025 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21026 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21027 (get_type): Removed.
21028 (ipa_jf_get_info_type): Removed.
21029 (ipa_node_create): Renamed to ipa_create_node_params
21030 (ipa_free): Renamed to ipa_free_all_node_params
21031 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21032 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21033 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21034 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21035 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21036 ipa_free_all_edge_args
21037 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21038 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21039 (ipa_create_methodlist_node): Removed.
21040 (ipa_methodlist_method): Removed.
21041 (ipa_methodlist_method_set): Removed.
21042 (ipa_methodlist_next_method): Removed.
21043 (ipa_methodlist_next_method_set): Removed.
21044 (ipa_method_is_modified): Removed.
21045 (ipa_method_modify_create): Removed.
21046 (ipa_method_modify_init): Temporary variable info instead of a few
21048 (ipa_detect_param_modifications): Temporary variable info instead of
21049 a few dereferences.
21050 (ipa_compute_jump_functions): Temporary variable info instead of
21051 a few dereferences.
21052 (ipa_method_modify_set): Removed.
21053 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21054 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21055 than craph_node as the first parameter.
21056 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21057 (ipa_method_modify_init): Removed.
21058 (ipa_compute_jump_functions): Added a temp variable instead of
21059 repeatadly dereferencing the cgraph_edge.aux pointer
21060 (ipa_callsite_param_set_type): Removed.
21061 (ipa_compute_jump_functions): i renamed to index and moved to
21063 (ipa_callsite_param_set_info_type_formal): Removed.
21064 (ipa_callsite_param_set_info_type): Removed.
21065 (ipa_callsite_param_map_create): Removed.
21066 (ipa_callsite_tree): Removed.
21067 (ipa_callsite_caller): Removed.
21068 (ipa_pop_func_from_list): return_method removed to return_func
21070 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21071 prefixed all values with IPA_. Changed all users.
21072 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21073 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21074 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21075 (union parameter_info): Renamed to jump_func_value.
21076 (union jump_func_value): Renamed value to constant
21077 (struct ipa_jump_func): Renamed info_type to value
21078 (struct ipa_node): Renamed to ipa_node_params
21079 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21080 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21081 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21082 (struct ipa_edge): Renamed to ipa_edge_args
21083 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21084 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21085 (struct ipa_methodlist): Renamed to ipa_func_list
21086 (struct ipa_func_list): method_p renamed to node, next_method
21088 (ipa_methodlist_p): Removed, switched all users to struct pointer
21089 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21091 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21093 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21094 (rs6000_emit_epilogue): Use backchain to restore only when we
21095 have a large frame. Make use of frame pointer to restore if we
21096 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21098 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21100 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21101 Add mode to zero_extract.
21102 (sign bit tests peepholes): (Ditto.).
21104 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21106 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21107 Instructions in comments with SSE3.
21108 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21109 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21110 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21111 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21112 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21113 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21114 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21115 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21116 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21117 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21118 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21119 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21120 (bdesc_sse_args): Renamed to ...
21121 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21122 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21123 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21124 IX86_BUILTIN_FABSQ.
21125 (bdesc_1arg): Moved to ...
21126 (bdesc_args): Here.
21127 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21128 Instructions in comments with SSE3.
21129 (ix86_expand_sse_operands_builtin): Renamed to ...
21130 (ix86_expand_args_builtin): This. Updated.
21131 (ix86_expand_unop1_builtin): Update comments.
21132 (ix86_expand_builtin): Updated.
21134 2008-04-29 Richard Guenther <rguenther@suse.de>
21136 PR tree-optimization/36078
21137 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21138 Update virtual SSA form after cleaning up the CFG.
21140 2008-04-29 Richard Guenther <rguenther@suse.de>
21142 PR middle-end/15255
21143 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21145 2008-04-29 Richard Guenther <rguenther@suse.de>
21147 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21148 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21149 (compute_flow_insensitive_aliasing): Do not treat
21150 PTR_IS_REF_ALL pointers special.
21151 (get_smt_for): Likewise.
21152 (may_alias_p): Re-structure.
21153 (is_escape_site): A ref-all pointer conversion is not an escape site.
21154 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21155 PTR_IS_REF_ALL pointers special.
21156 * tree-ssa-structalias.h (struct alias_info): Remove
21157 ref_all_symbol_mem_tag field.
21158 (PTR_IS_REF_ALL): Remove.
21160 2008-04-29 Richard Guenther <rguenther@suse.de>
21162 PR middle-end/36077
21163 * fold-const.c (extract_muldiv_1): In combining division constants
21164 make sure to never overflow.
21166 2008-04-29 Nick Clifton <nickc@redhat.com>
21168 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21170 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21173 * optc-gen.awk: Work around HP-UX/IA awk bug.
21175 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21177 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21180 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21183 * config/i386/i386.md
21184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21185 Change operand 1 predicate to nonimmediate_operand.
21187 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21190 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21192 * gengtype.c (walk_type, write_func_for_structure): Handle
21194 * doc/gty.texi: Document chain_circular.
21196 2008-04-28 Richard Guenther <rguenther@suse.de>
21198 PR tree-optimization/36066
21199 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21202 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21205 * config/i386/i386.md
21206 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21207 Use match_scratch instead of match_operand for operands 3 and 4.
21209 2008-04-27 Richard Guenther <rguenther@suse.de>
21211 PR tree-optimization/18754
21212 PR tree-optimization/34223
21213 * tree-pass.h (pass_complete_unrolli): Declare.
21214 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21215 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21216 Rewrite loop into loop closed SSA form if it is not already.
21217 (tree_unroll_loops_completely): Re-structure to iterate over
21218 innermost loops with intermediate CFG cleanups.
21219 Unroll outermost loops only if requested or the code does not grow
21221 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21222 loops are available.
21223 (tree_vectorize): Instead do so here.
21224 (tree_complete_unroll): Also unroll outermost loops.
21225 (tree_complete_unroll_inner): New function.
21226 (gate_tree_complete_unroll_inner): Likewise.
21227 (pass_complete_unrolli): New pass.
21228 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21229 uses outside of the loop.
21230 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21231 form if it is available.
21232 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21233 * passes.c (init_optimization_passes): Schedule complete inner
21234 loop unrolling pass before the first CCP pass after final inlining.
21236 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21238 * targhooks.h (default_emutls_var_fields,
21239 default_emutls_var_init): Declare.
21240 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21241 * target.h (struct gcc_target): Add struct emutls member.
21242 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21243 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21244 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21245 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21246 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21247 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21248 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21249 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21250 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21251 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21252 emit debug information.
21253 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21254 * varasm.c: Include targhooks.h.
21255 (emutls_object_section, emutls_tmpl_section): New.
21256 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21257 (EMUTLS_SEPARATOR): New.
21258 (prefix_name): New.
21259 (get_emutls_object_name): New.
21260 (default_emutls_var_fields): New, broken out of ...
21261 (get_emutls_object_type): ... here. Adjust to use target hooks.
21262 (get_emutls_init_templ_addr): Adjust to use target hooks.
21263 (emutls_decl): Adjust to use target hooks.
21264 (emutls_finish): Likewise.
21265 (default_emutls_var_init): New, broken out of ...
21266 (assemble_variable): ... here. Adjust to use target hooks.
21267 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21268 SECCAT_EMUTLS_TMPL.
21269 * c-common.c (handle_section_attribute): Prevent overriding
21270 sections for emulated tls with special sections.
21271 * config/i386/i386.c (x86_64_elf_select_section): Add
21272 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21273 (x86_64_elf_unique_section): Likewise.
21274 * config/vxworks.c: Include tree.h.
21275 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21276 (vxworks_override_options): Set TLS scheme.
21277 * doc/tm.texi (Emulated TLS): New node.
21279 2008-04-26 Simon Baldwin <simonb@google.com>
21282 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21283 with propagated string constants.
21285 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21287 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21288 constraint for operand 2 when operand 0 is memory operand.
21289 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21290 operand 0 is memory operand.
21291 (fix_trunc<mode>_i387_with_temp): Ditto.
21292 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21293 operand 2 when operand 1 is memory operand.
21294 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21295 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21296 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21298 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21299 operands 2,3 and 4 when operand 1 is memory operand.
21300 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21302 (fistdi2_floor_with_temp): Ditto.
21303 (fist<mode>2_floor_with_temp): Ditto.
21304 (fistdi2_ceil_with_temp): Ditto.
21305 (fist<mode>2_ceil_with_temp): Ditto.
21306 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21308 2008-04-26 David Daney <ddaney@avtrex.com>
21310 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21312 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21313 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21314 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21315 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21316 (compare_and_swap_12): New insn.
21317 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21318 * config/mips/mips.c (mips_force_binary): New function.
21319 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21320 (mips_expand_compare_and_swap_12): New function.
21321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21323 2008-04-25 Jan Hubicka <jh@suse.cz>
21326 * cfgexpand.c (pass_expand): Turn into RTL pass.
21327 * passes.c (execute_one_pass): Do pass typechecking after execution.
21328 * tree-pass.h (pass_expand): Turn into RTL pass.
21330 * function.h (struct rtl_data): Move here fields
21331 accesses_prior_frames, calls_eh_return, saves_all_registers,
21332 has_nonlocal_goto, has_asm_statement, is_thunk,
21333 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21334 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21335 arg_pointer_save_area_init from struct function; turn into bool.
21336 (struct function): Move
21337 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21338 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21339 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21340 tail_call_emit, arg_pointer_save_area_init
21341 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21342 (current_function_returns_struct, current_function_returns_pcc_struct,
21343 current_function_calls_setjmp, current_function_calls_alloca,
21344 current_function_accesses_prior_frames,
21345 current_function_calls_eh_return, current_function_is_thunk,
21346 current_function_stdarg, current_function_profile,
21347 current_function_limit_stack, current_function_uses_pic_offset_table,
21348 current_function_uses_const_pool, current_function_has_nonlocal_label,
21349 current_function_saves_all_registers,
21350 current_function_has_nonlocal_goto,
21351 current_function_has_asm_statement): Remove accesor macros.
21352 * ra-conflict.c (global_conflicts): Update.
21353 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21354 (suitable_for_tail_call_opt_p): Update.
21355 * builtins.c (expand_builtin_return_addr): Update.
21356 (expand_builtin_setjmp_setup): Update.
21357 (expand_builtin_nonlocal_goto): Update.
21358 * final.c (final_start_function): Update.
21359 (profile_function): Update.
21360 (leaf_function_p): Update.
21361 (only_leaf_regs_used): Update.
21362 * df-scan.c (df_get_exit_block_use_set): Update.
21363 * dojump.c (clear_pending_stack_adjust): Update.
21364 * tree-stdarg.c (gate_optimize_stdarg): Update.
21365 * gimple-low.c (lower_function_body): Update.
21366 * global.c (compute_regsets): Update.
21367 (global_alloc): Update.
21368 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21369 * expr.c (expand_assignment): Update.
21370 * dse.c (dse_step0): Update.
21371 (dse_step1): Update.
21372 * c-decl.c (store_parm_decls): Update.
21373 * local-alloc.c (combine_regs): Update.
21374 (find_free_reg): Update.
21375 * function.c (assign_parms_augmented_arg_list): Update.
21376 (assign_parm_find_data_types): Update.
21377 (assign_parms): Update.
21378 (allocate_struct_function): Update.
21379 (expand_function_start): Update.
21380 (expand_function_end): Update.
21381 (get_arg_pointer_save_area): Update.
21382 (thread_prologue_and_epilogue_insns): Update.
21383 (rest_of_match_asm_constraints): Update.
21384 * stor-layout.c (variable_size): Update.
21385 * gcse.c (gcse_main): Update.
21386 (bypass_jumps): Update.
21387 * gimplify.c (gimplify_function_tree): Update.
21388 * calls.c (emit_call_1): Update.
21389 (expand_call): Update.
21390 * bt-load.c (compute_defs_uses_and_gen): Update.
21391 * except.c (sjlj_assign_call_site_values): Update.
21392 (sjlj_emit_function_enter): Update.
21393 (can_throw_external): Update.
21394 (set_nothrow_function_flags): Update.
21395 (expand_builtin_unwind_init): Update.
21396 (expand_eh_return): Update.
21397 (convert_to_eh_region_ranges): Update.
21398 (output_function_exception_table): Update.
21399 * emit-rtl.c (gen_tmp_stack_mem): Update.
21400 * cfgexpand.c (expand_used_vars): Update.
21401 (tree_expand_cfg): Update.
21402 * cfgcleanup.c (rest_of_handle_jump): Update.
21403 * explow.c (allocate_dynamic_stack_space): Update.
21404 * varasm.c (assemble_start_function): Update.
21405 (force_const_mem): Update.
21406 (mark_constant_pool): Update.
21407 * tree-optimize.c (tree_rest_of_compilation): Update.
21408 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21409 * tree-cfg.c (notice_special_calls): Update.
21410 (is_ctrl_altering_stmt): Update.
21411 (tree_can_make_abnormal_goto): Update.
21412 (tree_purge_dead_abnormal_call_edges): Update.
21413 * config/alpha/predicates.md: Update.
21414 * config/alpha/alpha.c (alpha_sa_mask): Update.
21415 (alpha_sa_size): Update.
21416 (alpha_does_function_need_gp): Update.
21417 (alpha_expand_prologue): Update.
21418 (alpha_start_function): Update.
21419 (alpha_output_function_end_prologue): Update.
21420 (alpha_expand_epilogue): Update.
21421 * config/frv/frv.c (frv_stack_info): Update.
21422 (frv_expand_epilogue): Update.
21423 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21424 (s390_register_info): Update.
21425 (s390_frame_info): Update.
21426 (s390_init_frame_layout): Update.
21427 (s390_can_eliminate): Update.
21428 (save_gprs): Update.
21429 * config/spu/spu.c (spu_split_immediate): Update.
21430 (need_to_save_reg): Update.
21431 (spu_expand_prologue): Update.
21432 (spu_expand_epilogue): Update.
21433 * config/sparc/sparc.md: Update.
21434 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21435 (sparc_tls_got): Update.
21436 (legitimize_pic_address): Update.
21437 (sparc_emit_call_insn): Update.
21438 (sparc_expand_prologue): Update.
21439 (output_return): Update.
21440 (print_operand): Update.
21441 (sparc_function_ok_for_sibcall): Update.
21442 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21443 * config/m32r/m32r.md: Update.
21444 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21445 (m32r_compute_frame_size): Update.
21446 (m32r_expand_prologue): Update.
21447 (m32r_expand_epilogue): Update.
21448 (m32r_legitimize_pic_address): Update.
21449 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21450 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21451 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21452 (gen_push): Update.
21453 (ix86_save_reg): Update.
21454 (ix86_compute_frame_layout): Update.
21455 (ix86_expand_prologue): Update.
21456 (ix86_expand_epilogue): Update.
21457 * config/sh/sh.c (output_stack_adjust): Update.
21458 (calc_live_regs): Update.
21459 (sh5_schedule_saves): Update.
21460 (sh_expand_prologue): Update.
21461 (sh_expand_epilogue): Update.
21462 (sh_setup_incoming_varargs): Update.
21463 (sh_allocate_initial_value): Update.
21464 (sh_get_pr_initial_val): Update.
21465 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21466 * config/sh/sh.md (label:): Update.
21467 * config/avr/avr.c (out_movhi_mr_r): Update.
21468 * config/crx/crx.h (enum): Update.
21469 * config/xtensa/xtensa.h (along): Update.
21470 * config/stormy16/stormy16.c Update.
21471 (xstormy16_compute_stack_layout): Update.
21472 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21473 (fr30_expand_prologue): Update.
21474 * config/cris/cris.c (cris_conditional_register_usage): Update.
21475 (cris_reg_saved_in_regsave_area): Update.
21476 (cris_initial_frame_pointer_offset): Update.
21477 (cris_simple_epilogue): Update.
21478 (cris_expand_prologue): Update.
21479 (cris_expand_epilogue): Update.
21480 (cris_expand_pic_call_address): Update.
21481 (cris_asm_output_symbol_ref): Update.
21482 (cris_asm_output_label_ref): Update.
21483 * config/cris/cris.md Update.
21484 * config/iq2000/iq2000.c (compute_frame_size): Update.
21485 (iq2000_expand_epilogue): Update.
21486 * config/mt/mt.h (save_direction): Update.
21487 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21489 (ia64_secondary_reload_class): Update.
21490 * config/m68k/m68k.c (m68k_save_reg): Update.
21491 (m68k_expand_prologue): Update.
21492 (m68k_expand_epilogue): Update.
21493 (legitimize_pic_address): Update.
21494 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21495 (first_reg_to_save): Update.
21496 (first_altivec_reg_to_save): Update.
21497 (compute_vrsave_mask): Update.
21498 (compute_save_world_info): Update.
21499 (rs6000_stack_info): Update.
21500 (spe_func_has_64bit_regs_p): Update.
21501 (rs6000_ra_ever_killed): Update.
21502 (rs6000_emit_eh_reg_restore): Update.
21503 (rs6000_emit_allocate_stack): Update.
21504 (rs6000_emit_prologue): Update.
21505 (rs6000_emit_epilogue): Update.
21506 (rs6000_output_function_epilogue): Update.
21507 (output_profile_hook): Update.
21508 (rs6000_elf_declare_function_name): Update.
21509 * config/rs6000/rs6000.h (rs6000_args): Update.
21510 * config/rs6000/rs6000.md: Update.
21511 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21512 * config/arc/arc.c (arc_output_function_epilogue): Update.
21513 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21514 * config/darwin.c (machopic_function_base_name): Update.
21515 * config/score/score3.c (score3_compute_frame_size): Update.
21518 (score3_epilogue): Update.
21519 * config/score/score7.c (score7_compute_frame_size): Update.
21520 (score7_prologue): Update.
21521 (score7_epilogue): Update.
21522 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21523 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21524 * config/arm/arm.c (use_return_insn): Update.
21525 (require_pic_register): Update.
21526 (arm_load_pic_register): Update.
21527 (arm_compute_save_reg0_reg12_mask): Update.
21528 (arm_compute_save_reg_mask): Update.
21529 (thumb1_compute_save_reg_mask): Update.
21530 (output_return_instruction): Update.
21531 (arm_output_function_prologue): Update.
21532 (arm_output_epilogue): Update.
21533 (arm_get_frame_offsets): Update.
21534 (arm_expand_prologue): Update.
21535 (thumb_pushpop): Update.
21536 (thumb_exit): Update.
21537 (thumb1_expand_prologue): Update.
21538 (thumb1_expand_epilogue): Update.
21539 (arm_unwind_emit): Update.
21540 (arm_output_fn_unwind): Update.
21541 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21542 * config/arm/arm.md: Update.
21543 * config/pa/pa.md: Update.
21544 * config/pa/pa.c (legitimize_pic_address): Update.
21545 (compute_frame_size): Update.
21546 (hppa_expand_prologue): Update.
21547 (hppa_expand_epilogue): Update.
21548 (borx_reg_operand): Update.
21549 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21550 (HARD_REGNO_RENAME_OK): Update.
21551 * config/mips/mips.c (mips_global_pointer): Update.
21552 (mips_save_reg_p): Update.
21553 (mips_compute_frame_info): Update.
21554 (mips_frame_pointer_required): Update.
21555 (mips_expand_prologue): Update.
21556 (mips_expand_epilogue): Update.
21557 (mips_can_use_return_insn): Update.
21558 (mips_reorg_process_insns): Update.
21559 * config/v850/v850.c (compute_register_save_size): Update.
21560 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21561 * config/mmix/mmix.c (along): Update.
21562 (mmix_expand_epilogue): Update.
21563 * config/bfin/bfin.c (legitimize_pic_address): Update.
21564 (must_save_p): Update.
21565 (stack_frame_needed_p): Update.
21566 (add_to_reg): Update.
21567 (bfin_expand_prologue): Update.
21568 * stmt.c (expand_asm_operands): Update.
21569 * reload1.c (reload): Update.
21570 (init_elim_table): Update.
21572 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21574 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21576 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21578 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21579 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21580 (mov<mode>): Removed.
21581 (*movv4sf_internal): Likewise.
21582 (*movv2df_internal): Likewise.
21584 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21586 * config.gcc (crx-*-elf): Remove deprecation.
21588 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21590 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21591 __gcc_deregister_frame with atexit.
21592 (deregister_frame_dtor): Remove.
21594 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21595 Nathan Sidwell <nathan@codesourcery.com>
21597 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21599 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21600 (rs6000_isel): Likewise.
21601 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21602 (rs6000_isel): New variable.
21603 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21605 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21608 * c-common.c (handle_vector_size_attribute): Call
21609 lang_hooks.types.reconstruct_complex_type instead of
21610 reconstruct_complex_type.
21611 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21612 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21613 * langhooks.h (struct lang_hooks_for_types): Add
21614 reconstruct_complex_type hook.
21615 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21616 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21618 2008-04-24 Richard Guenther <rguenther@suse.de>
21620 * c-common.h (check_builtin_function_arguments): Declare.
21621 * c-common.c (validate_nargs): New function.
21622 (check_builtin_function_arguments): Likewise.
21623 * c-typeck.c (build_function_call): Call
21624 check_builtin_function_arguments.
21625 * builtins.c (fold_builtin_classify): Remove error reporting code.
21626 (fold_builtin_unordered_cmp): Likewise.
21627 (fold_builtin_1): Likewise.
21628 (fold_builtin_n): Likewise.
21630 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21632 PR tree-optimization/36008
21633 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21634 the original op1, rather than delta by step.
21636 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21637 Sebastian Pop <sebastian.pop@amd.com>
21639 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21640 eliminate_local_variables_stmt, eliminate_local_variables,
21641 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21642 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21643 of code delimited by two edges in the CFG.
21644 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21645 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21646 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21647 the case of parallelisation of reductions.
21648 (expr_invariant_in_region_p): New.
21650 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21651 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21653 2008-04-24 Ira Rosen <irar@il.ibm.com>
21654 Richard Guenther <rguenther@suse.de>
21656 PR tree-optimization/36034
21657 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21658 incapable of dealing with loads with gaps.
21660 2008-04-24 Rafael Espíndola <espindola@google.com>
21662 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21663 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21664 vrp_evaluate_conditional.
21665 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21666 (vrp_evaluate_conditional): Split the cond argument.
21667 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21668 (simplify_stmt_for_jump_threading): Update call to
21669 vrp_evaluate_conditional.
21671 2008-04-24 Ira Rosen <irar@il.ibm.com>
21673 PR tree-optimization/35982
21674 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21675 interleaved data-refs are of the same type.
21677 2008-04-24 Danny Smith <dannysmith@users.net>
21679 * c-format.c (check_format_info_main): Use strncmp rather than a
21680 magic prefix to handle multichar length specs.
21681 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21682 Don't prefix "I64" and "I32" with '\0'.
21684 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21687 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21688 in registers for -m32 only if stdarg_p (fntype).
21690 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21692 PR rtl-optimization/36006
21693 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21694 temp to op0 in order to avoid invalid rtx sharing.
21696 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21698 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21699 check TREE_INVARIANT.
21700 * tree-gimple.c (is_gimple_address): New.
21701 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21702 * tree-gimple.h (is_gimple_address): New.
21703 * tree.h (decl_address_invariant_p): New.
21704 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21705 (build_string): Likewise.
21706 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21707 (tree_invariant_p_1): Likewise.
21708 (save_expr): Use it.
21709 (tree_invariant_p): New.
21710 (skip_simple_arithmetic): Use it.
21711 (stabilize_reference_1): Use it.
21712 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21714 (build1_stat): Drop code to compute TREE_INVARIANT.
21715 (build2_stat): Drop code to compute TREE_INVARIANT.
21716 (build3_stat): Drop code to compute TREE_INVARIANT.
21717 (build4_stat): Drop code to compute TREE_INVARIANT.
21718 (build5_stat): Drop code to compute TREE_INVARIANT.
21719 (build7_stat): Drop code to compute TREE_INVARIANT.
21720 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21721 * tree.h (struct tree_base): Remove invariant_flag.
21722 (TREE_INVARIANT): Remove.
21723 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21724 (fold_builtin_expect): Check TREE_CONSTANT.
21725 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21726 * c-tree.h (c_expr_to_decl): Drop third parameter.
21727 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21728 (build_c_cast): Don't set TREE_INVARIANT.
21729 (pop_init_level): Don't set TREE_INVARIANT.
21730 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21731 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21733 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21734 (gimplify_addr_expr): Adjust comment.
21735 * tree-mudflap.c (mf_build_string):
21736 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21737 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21738 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21739 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21740 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21741 * langhooks.h (struct lang_hooks): Drop third parameter from
21744 2008-04-23 Richard Guenther <rguenther@suse.de>
21746 PR tree-optimization/27799
21747 PR tree-optimization/32921
21748 PR tree-optimization/32624
21749 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21750 SMTs aliases and the tag itself into the solution.
21751 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21752 merge the points-to solution back into the SMT aliases.
21753 (may_alias_p): Use alias_set_subset_of instead of
21754 aliases_conflict_p. A pointer which points to
21755 memory with alias set zero may access any variable.
21757 2008-04-23 Richard Guenther <rguenther@suse.de>
21759 * alias.c (alias_set_subset_of): Correctly handle asking
21760 if zero is a subset of an alias set with zero child.
21761 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21762 (compute_flow_insensitive_aliasing): Correctly walk all
21763 pointers. Do not unnecessarily union sets.
21765 2008-04-23 Richard Guenther <rguenther@suse.de>
21767 PR middle-end/36021
21768 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21770 2008-04-22 Tomas Bily <tbily@suse.cz>
21772 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21774 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21776 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21777 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21778 * tree-inline.c (estimate_num_insns_1): Likewise.
21779 * varasm.c (const_hash_1, compare_constant, copy_constant)
21780 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21781 * emit-rtl.c (component_ref_for_mem_expr)
21782 (set_mem_attributes_minus_bitpos): Likewise.
21783 * expr.c (highest_pow2_factor, expand_expr_real_1)
21784 (is_aligning_offset): Likewise.
21785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21786 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21787 * dojump.c (do_jump): Likewise.
21788 * builtins.c (get_pointer_alignment, get_memory_rtx)
21789 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21790 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21792 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21794 PR rtl-optimization/36017
21795 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21796 expanding the library call.
21798 2008-04-22 Ian Lance Taylor <iant@google.com>
21800 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21801 than size_in_bytes.
21803 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21805 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21806 of LR/CTR moves for Power6.
21808 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21810 PR middle-end/36003
21811 * passes.c (init_optimization_passes): Remove
21812 pass_fast_rtl_byte_dce.
21814 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21817 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21818 builtin functions to generate faster code.
21819 (_mm_cvtpu16_ps): Ditto.
21820 (_mm_cvtpi32x2_ps): Ditto.
21822 2008-04-22 Nick Clifton <nickc@redhat.com>
21824 * common.opt (ftree-loop-distribution): Add Optimization
21827 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21828 (frv_expand_builtin_va_start): Likewise.
21830 * config/arm/arm.c (thumb_find_work_register): Fix location of
21831 argument register count.
21833 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21835 Support scheduling for ColdFire V1 and V3 microarchitecture.
21836 Improve scheduling of multiplication instructions.
21838 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21839 (mac): New instruction attribute.
21840 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21841 (m68k_sched_mac): New variable.
21842 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21843 Handle cfv1 and cfv3.
21844 (max_insn_size): New static variable.
21845 (struct _sched_ib): New type.
21846 (sched_ib): New static variable.
21847 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21848 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21849 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21851 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21852 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21853 new variables. Update.
21854 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21855 Add modeling of cfv3 instruction buffer. Update.
21856 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21857 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21858 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21859 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21860 a particular reservation applies to.
21861 (type2): Reorganize attribute values. Rename alu to alu_reg,
21862 alu_l to alu, move_l to omove. Join move to alu. Split mul
21863 to mul_l and mul_w.
21864 (cf_ib_*): Simplify description of instruction buffer.
21865 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21866 (cf_mem): Split into cf_mem1 and cf_mem2.
21867 (cf_v2_move_??): Rename to cfv12_alu_??.
21868 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21869 (cf_v2_mul_??): Remove reservations.
21870 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21871 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21872 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21874 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21875 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21876 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21877 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21878 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21879 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21880 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21881 expansions of the above reservations for instructions of sizes
21884 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21886 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21888 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21890 * coverage.c: Include tree-pass.h.
21891 (coverage_counter_alloc): Print da_file_name to the dump file.
21893 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21895 * sbitmap.c (sbitmap_range_empty_p): New function.
21896 * sbitmap.h (sbitmap_range_empty_p): New function.
21897 * bitmap.h: Now includes obstack.h.
21899 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21900 Kenneth Zadeck <zadeck@naturalbridge.com>
21902 * dbgcnt.def (ra_byte_scan): Added.
21903 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21904 when the last hit happens for a counter.
21905 * timevar.def (TV_DF_BYTE_LR): New variable.
21906 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21907 * passes.c (pass_fast_rtl_byte_dce): New pass.
21908 * fwprop.c (update_df): Added mode to call df_ref_create.
21909 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21910 DF_REF_EXTRACT_OFFSET.
21911 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21912 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21914 (df_ref_extract): Added mode field.
21915 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21916 DF_REF_EXTRACT_OFFSET.
21917 (DF_REF_EXTRACT_MODE): New macro.
21918 (df_byte_lr_bb_info): New structure.
21919 (df_print_byte_regset, df_compute_accessed_bytes,
21920 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21921 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21922 df_byte_lr_simulate_uses,
21923 df_byte_lr_simulate_artificial_refs_at_top,
21924 df_byte_lr_simulate_artificial_refs_at_end,
21925 df_compute_accessed_bytes): New function.
21926 (df_ref_create): Add parameter.
21927 (df_byte_lr_get_bb_info): New inline function.
21928 * df-scan.c (df_ref_record, df_uses_record,
21929 df_ref_create_structure): Added mode parameter.
21930 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21931 df_defs_record, df_uses_record, df_get_conditional_uses,
21932 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21933 df_entry_block_defs_collect, df_exit_block_uses_collect):
21934 Added mode parameter to calls to df_ref_record, df_uses_record,
21935 df_ref_create_structure.
21936 (df_ref_equal_p, df_ref_compare): Added test for modes.
21937 (df_ref_create_structure): Added code to set mode. Renamed
21938 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21939 DF_REF_EXTRACT_OFFSET.
21940 * df-core.c (df_print_byte_regset): New function.
21941 * df-byte-scan.c: New file.
21942 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21943 calls to BITMAP_FREE.
21944 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21945 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21946 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21947 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21948 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21949 df_byte_lr_local_compute, df_byte_lr_init,
21950 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21951 df_byte_lr_transfer_function, df_byte_lr_free,
21952 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21953 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21954 df_byte_lr_simulate_uses,
21955 df_byte_lr_simulate_artificial_refs_at_top,
21956 df_byte_lr_simulate_artificial_refs_at_end): New function.
21957 * dce.c (byte_dce_process_block): New function.
21958 (dce_process_block): au is now passed in rather than computed
21959 locally. Changed loops that look at artificial defs to not look
21960 for conditional or partial ones, because there never are any.
21961 (fast_dce): Now is able to drive byte_dce_process_block or
21962 dce_process_block depending on the kind of dce being done.
21963 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21964 (rest_of_handle_fast_byte_dce): New function.
21965 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21966 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21968 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21971 * gcc.h: Added fortran options that take arguments to
21972 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21975 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21977 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21978 scalarization if on the LHS and not a full access.
21980 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21982 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21984 2008-04-18 Rafael Espíndola <espindola@google.com>
21986 * tree-vrp.c (find_case_label_index): Fix the binary search.
21987 (find_case_label_range): New.
21988 (vrp_visit_switch_stmt): Use find_case_label_range.
21989 (simplify_switch_using_ranges): Use find_case_label_range.
21991 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21993 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21994 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21996 2008-04-18 Tom Tromey <tromey@redhat.com>
21999 * doc/cpp.texi (Implementation-defined behavior): Mention
22002 2008-04-18 Ian Lance Taylor <iant@google.com>
22004 * fold-const.c (pointer_may_wrap_p): New static function.
22005 (fold_comparison): Add another test for pointer overflow. Use
22006 pointer_may_wrap_p to disable some false positives.
22008 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22010 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22011 (fname_as_string): Match updated cpp_interpret_string prototype.
22012 (fix_string_type): Support char16_t* and char32_t*.
22013 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22014 derivative) nodes. Register as builtin if C++0x.
22015 (c_parse_error): Support CPP_CHAR{16,32}.
22016 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22017 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22018 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22019 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22020 CTI_CHAR32_ARRAY_TYPE>: New elements.
22021 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22022 char32_type_node, signed_char32_type_node, char16_array_type_node,
22023 char32_array_type_node): New defines.
22024 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22025 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22026 (lex_string): Support CPP_STRING{16,32}, match updated
22027 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22028 (lex_charconst): Support CPP_CHAR{16,32}.
22029 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22030 and CPP_STRING{16,32}.
22032 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22035 * aclocal.m4: Regenerate.
22036 * configure: Regenerate.
22038 2008-04-18 Jan Hubicka <jh@suse.cz>
22040 * except.c (dw2_size_of_call_site_table,
22041 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22043 * cgraphbuild.c (build_cgraph_edges): Update.
22044 * tree-pass.h: Update comment.
22045 * final.c (leaf_function_p): Update.
22046 (leaf_renumber_regs): Update.
22047 (rest_of_clean_state): Update.
22048 * omp-low.c (expand_omp_parallel): Update.
22049 * ipa-reference.c (analyze_function): Update.
22050 * reorg.c (find_end_label): Update.
22051 (optimize_skip): Update.
22052 (fill_simple_delay_slots): Update.
22053 (fill_simple_delay_slots): Update.
22054 (make_return_insns): Update.
22055 (dbr_schedule): Update.
22056 * gimple-low.c (record_vars_into): Update.
22057 * cfgbuild.c (make_edges): Update.
22058 * function.c (assign_stack_local): Update.
22059 (assign_parm_adjust_stack_rtl): Update.
22060 (locate_and_pad_parm): Update.
22061 (allocate_struct_function): Do not initialize stack_alignment_needed
22062 and preferred_stack_boundary here.
22063 (stack_protect_prologue): Update.
22064 (stack_protect_epilogue): Update.
22065 (expand_function_start): Initialize stack_alignment_needed,
22066 preferred_stack_boundary and max_jumptable_ents.
22067 (expand_function_end): Update.
22068 (free_after_compilation): Do not NULLify epilogue_delay_list.
22069 * function.h (struct rtl_data): Add stack_protect_guard,
22070 stack_alignment_needed,
22071 preferred_stack_boundary, epilogue_delay_list.
22072 (struct function): Remove value_histograms, stack_alignment_needed,
22073 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22075 unexpanded_var_list, stack_protect_guard.
22076 (current_function_epilogue_delay_list): Remove.
22077 * ipa-type-escape.c (analyze_function): Update.
22078 * gimplify.c (pop_gimplify_context): Update comment.
22079 * calls.c (expand_call): Update.
22080 (emit_library_call_value_1): Update.
22081 * except.c (set_nothrow_function_flags): Update.
22082 * cfgexpand.c (get_decl_align_unit): Update.
22083 (create_stack_guard): Update.
22084 (estimated_stack_frame_size): Update.
22085 (expand_used_vars): Update.
22086 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22087 * explow.c (allocate_dynamic_stack_space): Update.
22088 * tree-ssa-live.c (remove_unused_locals): Update.
22089 * varasm.c (mark_constant_pool): Update.
22090 * tree-inline.c (remap_decls): Update.
22091 (initialize_cfun): Update.
22092 (declare_return_variable): Update.
22093 (inline_forbidden_p): Update.
22094 (expand_call_inline): Update.
22095 (declare_inline_vars): Update.
22096 (tree_function_versioning): Update.
22097 * tree-flow.h (value_histograms): New.
22098 (VALUE_HISTOGRAMS): New macro.
22099 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22101 * tree-cfg.c (set_bb_for_stmt): Update.
22102 (replace_by_duplicate_decl): Update.
22103 (move_block_to_fn): Update.
22104 (new_label_mapper): Update.
22105 (dump_function_to_file): Update.
22106 * ipa-struct-reorg.c (build_data_structure): Update.
22107 * cfgrtl.c (print_rtl_with_bb): Update.
22108 * reload1.c (reload): Update.
22110 * config/i386/i386.c (setup_incoming_varargs_64,
22111 ix86_compute_frame_layout): Update.
22112 * config/arc/arc.c (arc_output_function_epilogue): Update.
22114 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22116 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22117 for FreeBSD as well.
22118 * gthr-posix95.h: Likewise.
22120 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22122 PR rtl-optimization/35838
22123 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22124 out the byte offset of the first subreg.
22126 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22128 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22129 to split_ti instead of three separate calls with single member arrays.
22130 (subti3 splitter): Ditto.
22131 (adddi3 splitter): Ditto with split_di.
22132 (subdi3 splitter): Ditto.
22133 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22134 two separate calls with single member arrays. Swap match_dup
22135 operands 1 and 2 to better fit into the array.
22136 (negdi2 splitter): Ditto with split_di.
22137 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22138 two separate calls with single member arrays. Swap match_dup operands
22139 6 and 7 to better fit into the array.
22141 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22143 * config/i386/i386.c (sse_builtin_type): New.
22144 (bdesc_sse_args): Likewise.
22145 (bdesc_sse_3arg): Removed.
22146 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22147 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22148 IX86_BUILTIN_ROUNDPS.
22149 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22150 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22151 IX86_BUILTIN_ROUNDPS.
22152 (ix86_expand_sse_4_operands_builtin): Removed.
22153 (ix86_expand_sse_operands_builtin): New.
22154 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22155 and CODE_FOR_sse4_1_roundps.
22156 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22157 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22159 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22162 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22163 regs before frame pop when needed. If use_backchain_to_restore_sp
22164 then load backchain into a temp reg to restore vr and vrsave. Add
22165 code to restore vr after frame pop if possible.
22167 2008-04-17 Richard Guenther <rguenther@suse.de>
22169 * tree-vn.c (expressions_equal_p): Do not check type
22170 equality or compatibility before calling operand_equal_p.
22171 * fold-const.c (operand_equal_p): Check equivalence of
22172 integer constants before bailing out due to signedness or
22173 precision differences.
22174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22175 spurious differences in type qualification. Ignore types
22176 for COMPONENT_REFs at all.
22178 2008-04-17 Christian Bruel <christian.bruel@st.com>
22180 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22181 msw_skip comparison.
22183 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22186 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22189 PR tree-optimization/35899
22190 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22191 rather than TREE_OPERAND.
22193 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22196 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22197 temporary registers. Change operand predicate to general_operand.
22198 (remainderxf3): Ditto.
22200 2008-04-16 Richard Guenther <rguenther@suse.de>
22202 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22203 * tree-affine.c (aff_combination_expand): Look through some
22206 2008-04-15 Doug Kwan <dougkwan@google.com>
22208 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22210 * tree-pretty-print.c (dump_generic_node): Ditto.
22211 * final.c (output_addr_const): Ditto.
22212 * dwarf2out.c (output_cfi): Ditto.
22213 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22214 * print-rtl.c (print_rtx): Ditto.
22215 * print-tree.c (print_node_brief, print_node): Ditto.
22216 * c-common.c (match_case_to_enum_1): Ditto.
22217 * sched-vis.c (print_value): Ditto.
22218 * config/i386/i386.c (print_operand): Cast to long unsigned int
22221 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22222 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22223 MS Windows VirtualProtect function.
22225 2008-04-15 Jan Hubicka <jh@suse.cz>
22227 * gengtype.c (write_root): Param_is argument is OK.
22228 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22229 * function.h: Include varray.h
22230 (rtl_eh): New stucture based on except.c one.
22231 (call_site_record): New forward declaration and vector type.
22232 * calls.c (emit_call_1): Do not call
22233 note_current_region_may_contain_throw.
22234 * except.c (eh_status): Remove cur_region, try_region since they are
22236 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22237 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22238 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22239 Remove call_site_data_used, call_site_data_size.
22240 Turn call_site_record into vector in function.h.
22241 (note_current_region_may_contain_throw): Remove.
22242 (get_exception_pointer, get_exception_filter): Do not take struct
22243 function argument; update.
22244 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22245 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22246 build_post_landing_pads, dw2_build_landing_pads,
22247 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22248 sjlj_emit_function_enter, sjlj_emit_function_enter,
22249 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22250 sjlj_build_landing_pads, finish_eh_generation,
22251 remove_exception_handler_label, remove_eh_handler,
22252 maybe_remove_eh_handler, add_reachable_handler,
22253 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22254 add_action_record, collect_one_action_chain, add_call_site,
22255 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22256 sjlj_output_call_site_table, output_function_exception_table,
22257 * except.h (note_current_region_may_contain_throw): Remove
22258 (get_exception_pointer, get_exception_filter): Do not take struct
22260 * Makefile.in (GTFILES): Put varargs before struct function.
22262 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22264 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22265 punt for STRING_CST.
22266 (get_constraint_for): Deal with STRING_CST here instead.
22268 2008-04-15 Richard Guenther <rguenther@suse.de>
22270 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22271 statements in a basic-block with a backward walk. Do not
22272 substitute into dead statements but instead remove those.
22274 2008-04-15 Richard Guenther <rguenther@suse.de>
22276 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22277 to zero, thus disable creation of SFTs.
22279 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22281 * tree-predcom.c (suitable_reference_p): Return false if the
22282 reference can throw.
22284 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22287 * c-decl.c (finish_decl): If extern or static var has variable
22288 size, set TREE_TYPE (decl) to error_mark_node.
22290 2008-04-15 Rafael Espíndola <espindola@google.com>
22292 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22295 2008-04-15 Richard Guenther <rguenther@suse.de>
22297 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22298 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22299 (visit_reference_op_load): Do walk vuse-vdef chains on
22300 vn_reference_lookup.
22301 (visit_reference_op_store): But do not here.
22302 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22303 vn_reference_lookup.
22304 (vn_lookup_with_vuses): But do so here.
22306 2008-04-14 Ian Lance Taylor <iant@google.com>
22308 * fold-const.c (fold_overflow_warning): Remove assertion.
22310 2008-04-15 Ben Elliston <bje@au.ibm.com>
22312 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22313 temp1 local variables.
22315 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22318 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22319 ".text.unlikely" section as executable.
22321 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22323 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22324 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22325 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22326 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22327 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22328 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22329 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22331 2008-04-14 Ian Lance Taylor <iant@google.com>
22333 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22334 * fold-const.c (fold_comparison): If appropriate, test
22335 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22336 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22337 reassociating a pointer type.
22338 * doc/invoke.texi (Optimize Options): Document that
22339 -fstrict-overflow applies to pointer wraparound.
22341 2008-04-13 Jan Hubicka <jh@suse.cz>
22343 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22345 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22347 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22348 we are going to "save the world".
22350 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22352 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22353 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22354 operand 0 constraint, not "=".
22356 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22358 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22360 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22362 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22363 of size of positions_needed * CHAR_BIT.
22365 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22367 PR middle-end/35897
22368 * dse.c (store_info): Change positions_needed to unsigned
22370 (lowpart_bitmask): New.
22371 (record_store): Cast to unsigned HOST_WIDE_INT for
22372 positions_needed. Assert width <= size of positions_needed *
22373 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22374 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22375 lowpart_bitmask to set mask.
22377 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22379 * config/bfin/constraints.md: New file.
22380 * config/bfin/bfin.md: Include it.
22381 (adddi3): Use satisfies_constraint functions instead of the old macros.
22382 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22383 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22384 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22385 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22386 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22387 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22388 EXTRA_CONSTRAINT): Delete.
22389 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22390 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22392 * config/bfin/bfin.c: Include "tm-constrs.h".
22393 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22394 Use satisfies_constraint functions instead of the old macros.
22395 * doc/md.texi (Blackfin Constraints): Update file name reference.
22397 2008-04-11 Richard Guenther <rguenther@suse.de>
22399 PR tree-optimization/35869
22400 * tree-vrp.c (execute_vrp): Move switch statement update after
22401 jump threading. Schedule another cfg cleanup run.
22403 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22406 * attribs.c (decl_attributes): Return early on errorneous node.
22408 2008-04-10 Oleg Ryjkov <olegr@google.com>
22410 * tree.h (struct tree_base): Added a new flag default_def_flag.
22411 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22413 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22415 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22417 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22420 * pa.md: Define mode iterator P. Define mode attribute dwc.
22421 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22422 (icacheflush): Likewise.
22423 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22424 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22426 2008-04-11 Ben Elliston <bje@au.ibm.com>
22428 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22430 2008-04-10 Rafael Espíndola <espindola@google.com>
22432 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22433 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22434 (extract_range_from_expr): The same.
22436 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22438 * config/mips/mips.md (GPR2): New mode iterator.
22439 (seq): Add comment.
22440 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22441 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22442 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22443 Rewrite these to take two modes, the mode of comparison and the
22444 mode of the destination.
22445 * config/mips/mips.c (mips_expand_scc): Instead of having
22446 paradoxical subreg as destination, expand "narrowing" scc if mode
22447 of comparison is SI and target is requested in DI mode.
22448 (mips_emit_int_order_test): Update comment. Make mode of
22449 comparison match CMP0 rather than TARGET. When creating inverse
22450 target use mode of TARGET.
22452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22454 * gcov-dump.c (tag_summary): Only print summaries for the first
22455 GCOV_COUNTERS_SUMMABLE counters.
22457 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22459 * config/i386/i386.md (absneg): New code iterator.
22460 (absnegprefix): New code attribute.
22461 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22462 patterns using absneg code iterator.
22463 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22464 using absneg code iterator.
22465 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22466 *neg<mode>2 patterns using absneg code iterator.
22467 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22468 *negextendsfdf2 patterns using absneg code iterator.
22469 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22470 *negextendsfxf2 patterns using absneg code iterator.
22471 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22472 *negextendsfdf2 patterns using absneg code iterator.
22473 * config/i386/sse.md (<code><mode>2): Macroize expander from
22474 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22476 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22478 * config/s390/s390.h: Remove the remains of the recent search
22479 & replace action of current_function_outgoing_args_size.
22481 2008-04-10 Ira Rosen <irar@il.ibm.com>
22483 PR tree-optimization/35821
22484 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22485 NEW_STMT_LIST is not NULL.
22487 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22490 * toplev.c (process_options): Remove -ffunction-sections debugging
22493 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22495 PR middle-end/PR28690
22496 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22497 than gen_rtx_fmt_ee to perform more canonicalizations.
22499 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22502 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22504 2008-04-09 Richard Guenther <rguenther@suse.de>
22506 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22507 (dump_function_to_file): Dump function arguments with types.
22509 2008-04-08 Richard Guenther <rguenther@suse.de>
22511 * fold-const.c (fold_widened_comparison): Do not allow
22512 sign-changes that change the result.
22514 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22517 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22518 kinds of indirect references.
22520 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22522 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22523 GNU Fortran language string.
22525 2008-04-08 Rafael Espíndola <espindola@google.com>
22527 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22528 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22529 * tree.h (tree_call_nonnegative_warnv_p): New.
22531 2008-04-08 Jan Hubicka <jh@suse.cz>
22533 * function.c (free_after_compilation): Clear out regno_reg_rtx
22536 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22539 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22541 PR middle-end/PR28690
22542 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22543 same precedence as REG_POINTER and MEM_POINTER operands.
22545 2008-04-08 Richard Guenther <rguenther@suse.de>
22547 PR middle-end/35834
22548 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22549 for adding index to base.
22551 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22553 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22554 (MINGW_ENABLE_EXECUTE_STACK): New.
22555 (IN_LIBGCC2): For libgcc include windows.h file for
22556 function declarations.
22558 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22560 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22561 and tem2 if tem1 is not a REG or MULT.
22563 2008-04-08 Jan Hubicka <jh@suse.cz>
22565 * function.h (incomming_args): Break out of struct function.
22566 (function_subsections): Break out of struct function.
22567 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22568 return_rtx and hard_reg_initial_vals from struct function.
22569 Kill inl_max_label_num.
22570 (current_function_pops_args, current_function_args_info,
22571 current_function_args_size, current_function_args_size,
22572 current_function_pretend_args_size,
22573 current_function_outgoing_args_size,
22574 current_function_internal_arg_pointer, current_function_return_rtx):
22575 Kill compatibility accestor macros.
22576 * builtins.c (expand_builtin_apply_args_1): Update.
22577 (expand_builtin_next_arg): Update.
22578 * df-scan.c (df_get_call_refs): Update.
22579 * dbxout.c (dbxout_function_end): Update.
22580 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22581 (output_line_info): Update.
22582 (secname_for_decl): Update.
22583 (dwarf2out_var_location): Update.
22584 * function.c (free_after_compilation): Update.
22585 (assign_parm_find_stack_rtl): Update.
22586 (assign_parms): Update.
22587 (expand_dummy_function_end): Update.
22588 (expand_function_end): Update.
22589 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22590 (expand_call): Update.
22591 (emit_library_call_value_1): Update.
22592 (store_one_arg): Update.
22593 * varasm.c (initialize_cold_section_name): Update.
22594 (unlikely_text_section): Update.
22595 (unlikely_text_section_p): Update.
22596 (assemble_start_function): Update.
22597 (assemble_end_function): Update.
22598 (default_section_type_flags): Update.
22599 (switch_to_section): Update.
22600 * integrate.c (set_decl_abstract_flags): Update.
22601 (get_hard_reg_initial_val): Update.
22602 (has_hard_reg_initial_val): Update.
22603 (allocate_initial_values): Update.
22604 * resource.c (init_resource_info): Update.
22605 * config/alpha/alpha.c (NUM_ARGS): Update.
22606 (direct_return): Update.
22607 (alpha_va_start): Update.
22608 (alpha_sa_size): Update.
22609 (alpha_initial_elimination_offset): Update.
22610 (alpha_expand_prologue): Update.
22611 (alpha_start_function): Update.
22612 (alpha_expand_epilogue): Update.
22613 (unicosmk_initial_elimination_offset):
22614 * config/alpha/alpha.md (call expander): Update.
22615 * config/s390/s390.c (s390_register_info): Update.
22616 (s390_register_info): Update.
22617 (s390_frame_info): Update.
22618 (s390_initial_elimination_offset): Update.
22619 (s390_build_builtin_va_list): Update.
22620 (s390_va_start): Update.
22621 * config/spu/spu.c (direct_return): Update.
22622 (spu_expand_prologue): Update.
22623 (spu_initial_elimination_offset): Update.
22624 (spu_build_builtin_va_list): Update.
22625 (spu_va_start): Update.
22626 * config/sparc/sparc.c (sparc_init_modes): Update.
22627 (sparc_compute_frame_size): Update.
22628 (function_value): Update.
22629 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22630 * config/i386/i386.md (return expander): Update.
22631 * config/i386/i386.c (ix86_va_start): Update.
22632 (ix86_can_use_return_insn_p): Update.
22633 (ix86_compute_frame_layout): Update.
22634 (ix86_expand_epilogue): Update.
22635 * config/sh/sh.c (output_stack_adjust): Update.
22636 (calc_live_regs): Update.
22637 (sh_expand_prologue): Update.
22638 (sh_builtin_saveregs): Update.
22639 (sh_va_start): Update.
22640 (initial_elimination_offset): Update.
22641 (sh_allocate_initial_value): Update.
22642 (sh_function_ok_for_sibcall): Update.
22643 (sh_get_pr_initial_val): Update.
22644 * config/sh/sh.md (return expander): Update.
22645 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22646 * config/crx/crx.c (crx_compute_frame): UPdate.
22647 (crx_initial_elimination_offset): UPdate.
22648 * config/xtensa/xtensa.c (compute_frame_size): Update
22649 (xtensa_builtin_saveregs): Update.
22650 (xtensa_va_start): Update.
22651 (order_regs_for_local_alloc): Update.
22652 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22653 (xstormy16_expand_builtin_va_start): Update.
22654 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22655 * config/m68hc11/m68hc11.md (return expanders): Update.
22656 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22657 (expand_epilogue): Update.
22658 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22659 (cris_simple_epilogue): Update.
22660 (cris_expand_prologue): Update.
22661 (cris_expand_epilogue): Update.
22662 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22663 (compute_frame_size): Update.
22664 * config/mt/mt.c (mt_compute_frame_size): Update.
22665 * config/mn10300/mn10300.c (expand_prologue): Update.
22666 (expand_epilogue): Update.
22667 (initial_offset): Update.
22668 (mn10300_builtin_saveregs):
22669 * config/mn10300/mn10300.md (return expander): Update.
22670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22671 (ia64_initial_elimination_offset): Update.
22672 (ia64_initial_elimination_offset): Update.
22673 (ia64_expand_prologue): Update.
22674 * config/m68k/m68k.md (return expander): Update.
22675 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22676 (rs6000_stack_info): Update.
22677 * config/mcore/mcore.c (layout_mcore_frame): Update.
22678 (mcore_expand_prolog): Update.
22679 * config/arc/arc.c (arc_compute_frame_size): Update.
22680 * config/score/score3.c (score3_compute_frame_size): Update.
22681 * config/score/score7.c (score7_compute_frame_size): Update.
22682 * config/arm/arm.c (use_return_insn): Update.
22683 (thumb_find_work_register): Update.
22684 (arm_compute_save_reg_mask): Update.
22685 (arm_output_function_prologue): Update.
22686 (arm_output_epilogue): Update.
22687 (arm_size_return_regs): Update.
22688 (arm_get_frame_offsets): Update.
22689 (arm_expand_prologue): Update.
22690 (thumb_exit): Update.
22691 (thumb_unexpanded_epilogue): Update.
22692 (thumb1_output_function_prologue): Update.
22693 * config/pa/pa.md (return expander): Update.
22694 * config/pa/pa.c (compute_frame_size): Update.
22695 (hppa_builtin_saveregs): Update.
22696 * config/mips/mips.c (mips_va_start): Update.
22697 (mips16_build_function_stub): Update.
22698 (mips_compute_frame_info): Update.
22699 (mips_restore_gp): Update.
22700 (mips_output_function_prologue): Update.
22701 (mips_expand_prologue): Update.
22702 * config/v850/v850.c (compute_frame_size): Update.
22703 (expand_prologue): * config/mmix/mmix.c (along): update.
22704 (mmix_initial_elimination_offset): update.
22705 (mmix_reorg): update.
22706 (mmix_use_simple_return): update.
22707 (mmix_expand_prologue): update.
22708 (mmix_expand_epilogue): Update.
22709 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22710 (emit_link_insn): Update.
22712 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22714 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22715 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22717 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22720 2008-04-07 Jan Hubicka <jh@suse.cz>
22722 * function.h (rtl): Rename to x_rtl.
22723 (crtl): New define.
22724 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22725 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22726 used_temp_slots avail_temp_slots, temp_slot_level,
22727 nonlocal_goto_handler_labels): Update accesstors.
22728 (rtl): New global variable.
22729 (struct function): Move some fileds to rtl_data.
22730 (get_arg_pointer_save_area): Update prototype.
22731 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22732 get_arg_pointer_save_area.
22733 * expr.c (init_expr): Update
22734 * function.c (get_frame_size): Update
22735 (assign_stack_local): Update
22736 (expand_function_end): Update.
22737 (get_art_pointer_save_area): Update
22739 * emit-rtl.c (rtl): Declare.
22740 (regno_reg_rtx): Declare.
22741 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22743 (gen_reg_rtx): Update.
22744 * varasm.c (n_deferred_constatns): Update accestor.
22745 (init_varasm_status): Do not allocate varasm_status.
22746 (force_const_mem, get_pool_size, output_constant_pool): Update.
22747 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22748 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22749 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22750 * sparc/sparc.h (INIT_EXPANDERS): Update.
22751 * ia64/ia64.h (INIT_EXPANDERS): Update.
22753 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22755 * reload.c (push_secondary_reload): Add missing break to for loop.
22757 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22759 PR middle-end/PR28690
22760 * rtlanal.c: Update copyright years.
22761 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22762 as REG_POINTER and MEM_POINTER operands.
22763 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22764 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22765 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22766 * gcse.c: Update copyright years.
22767 (pre_delete): Call gen_reg_rtx_and_attrs.
22768 (hoist_code): Likewise.
22769 (build_store_vectors): Likewise.
22770 (delete_store): Likewise.
22771 * loop-invariant.c (move_invariant_reg): Likewise.
22772 Update copyright years.
22774 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22776 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22777 control string instead of quoted.
22779 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22781 * doc/rtl.texi: Rewrite of subreg section.
22783 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22786 * config/i386/i386.c (legitimize_pic_address): Add treating
22787 of dllimport SYM_REF's.
22788 (legitimize_dllimport_symbol): Add prototype.
22790 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22792 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22793 reference in constructor with non self-referential type.
22795 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22797 Removal of Return with Depressed Stack Pointer support
22798 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22799 (ECF_SP_DEPRESSED): Likewise.
22800 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22801 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22802 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22803 (expand_call): Do not test ECF_SP_DEPRESSED.
22804 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22805 * function.c (keep_stack_depressed): Delete.
22806 (handle_epilogue_set): Likewise.
22807 (update_epilogue_consts): Likewise.
22808 (emit_equiv_load): Likewise.
22809 (thread_prologue_and_epilogue_insns): Remove support for Return with
22810 Depressed Stack Pointer.
22811 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22813 2008-04-06 Richard Guenther <rguenther@suse.de>
22815 PR tree-optimization/35400
22816 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22817 information from SSA_NAMEs.
22819 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22821 * config/avr/avr.h (avr_mega_p): Remove declaration.
22822 (AVR_MEGA): Remove macro.
22823 * config/avr/avr.c (avr_mega_p): Remove variable.
22824 (avr_override_options): Remove inicializion of avr_mega_p.
22825 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22826 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22827 (avr_jump_mode): (Ditto.).
22828 (avr_output_progmem_section_asm_op): (Ditto.).
22829 (avr_asm_init_sections): (Ditto.).
22830 (avr_asm_init_sections): (Ditto.).
22831 (avr_rtx_costs): (Ditto.).
22832 * config/avr/avr.md: (Ditto.).
22833 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22836 2008-04-06 Richard Guenther <rguenther@suse.de>
22838 PR tree-optimization/35842
22839 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22840 is_gimple_invariant_address.
22842 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22844 * gcc.c (default_compilers): Sync Fortran extensions list with
22845 that in fortran/lang-specs.h.
22846 * doc/invoke.texi: Likewise.
22847 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22848 * dwarf2out.c (gen_compile_unit_die): Likewise.
22850 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22852 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22854 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22857 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22858 attribute is used for nested functions.
22860 2008-04-05 Jan Hubicka <jh@suse.cz>
22862 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22864 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22866 (dump_files): Update.
22867 (enable_rtl_dump_file): Do not accept letter argument.
22868 * tree-pass.h (dump_file_info): Remove letter argument.
22869 * toplev.c (decode_d_option): Update -da handling.
22870 * toplev.h (enable_rtl_dump_file): Update prototype.
22871 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22872 it out based on pass type.
22873 (register_dump_files_1): Likewise.
22874 (init_optimization_passes): Update register_one_dump_file calls.
22875 (execute_one_pass): Sanity check that IPA passes are called at IPA
22876 level and RTL passes at RTL level.
22877 (execute_pass_list): IPA pass can not be after or subpass of
22879 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22880 disallov RTL subpasses of IPA subpasses.
22882 2008-04-05 Ben Elliston <bje@au.ibm.com>
22884 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22885 builtins that return exactly once and do not throw. Cache call to
22888 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22890 PR rtl-optimization/34916
22891 PR middle-end/35519
22892 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22893 between instruction pairs.
22895 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22897 * doc/invoke.texi: Document -mbitops for SH.
22898 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22899 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22900 * config/sh/sh.c (print_operand): Add %t operand code.
22901 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22902 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22903 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22904 (extendqihi2): Likewise.
22905 (movqi_i): Likewise.
22906 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22907 (extv): Use bld instruction for SH2A if possible.
22909 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22910 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22911 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22912 (bset.b, bclr.b): Define peepholes.
22913 * config/sh/sh.opt (mbitops): New option.
22915 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22918 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22919 and view convert expression.
22921 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22924 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22926 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22928 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22930 * config/i386/cpuid.h (bit_AES): New.
22931 (bit_PCLMUL): Likewise.
22933 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22934 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22935 SSE2 if AES or PCLMUL is enabled.
22936 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22937 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22938 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22939 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22940 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22941 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22942 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22943 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22944 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22945 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22946 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22947 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22948 __builtin_ia32_aeskeygenassist128 and
22949 __builtin_ia32_pclmulqdq128.
22950 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22951 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22952 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22954 * config/i386/i386.h (TARGET_AES): New.
22955 (TARGET_PCLMUL): Likewise.
22956 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22958 * config/i386/i386.md (UNSPEC_AESENC): New.
22959 (UNSPEC_AESENCLAST): Likewise.
22960 (UNSPEC_AESDEC): Likewise.
22961 (UNSPEC_AESDECLAST): Likewise.
22962 (UNSPEC_AESIMC): Likewise.
22963 (UNSPEC_AESKEYGENASSIST): Likewise.
22964 (UNSPEC_PCLMUL): Likewise.
22966 * config/i386/i386.opt (maes): New.
22967 (mpclmul): Likewise.
22969 * config/i386/sse.md (aesenc): New pattern.
22970 (aesenclast): Likewise.
22971 (aesdec): Likewise.
22972 (aesdeclast): Likewise.
22973 (aesimc): Likewise.
22974 (aeskeygenassist): Likewise.
22975 (pclmulqdq): Likewise.
22977 * config/i386/wmmintrin.h: New.
22979 * doc/extend.texi: Document AES and PCLMUL built-in function.
22981 * doc/invoke.texi: Document -maes and -mpclmul.
22983 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22985 * function.c (free_after_parsing): Replace with
22986 cxx_push_function_context from C++ front-end.
22987 (allocate_struct_function): Don't call langhook.
22988 * langhooks.h (struct lang_hooks_for_functions): Delete.
22989 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22991 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22992 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22993 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22994 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22995 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22996 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22997 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22999 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23000 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23002 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23005 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23008 2008-04-04 Richard Guenther <rguenther@suse.de>
23010 PR middle-end/35823
23011 * fold-const.c (optimize_minmax_comparison): Use the correct
23012 type for the constant in the simplified comparison.
23014 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23016 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23017 Pass L2 size as "--param l2-cache-size" to the compiler.
23018 (decode_l2_cache): New function to decode L2 cache parameters using
23019 0x8000006 extended cpuid function.
23020 (detect_caches_amd): Determine parameters of L2 cache using
23021 decode_l2_caches function.
23022 (decode_caches_intel): Decode L2 cache parameters.
23023 (detect_caches_intel): Determine L2 cache parameters using
23024 decode_caches_intel and decode_l2_caches functions.
23026 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23028 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23029 secondary input reload for subword loads from the constant pool.
23031 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23035 constants of the appropriate size for runtime calculations.
23038 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23039 decimal-float literal constant zero.
23041 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23044 * c-parser.c (c_parser_omp_atomic): Call
23045 default_function_array_conversion on the RHS.
23047 PR middle-end/35818
23048 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23049 call is_variable_sized if decl has incomplete type.
23051 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23053 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23055 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23057 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23059 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23060 (sgt<u>): Merge sgt and sgtu into new expander.
23061 (sgt, sgtu): Remove expanders.
23062 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23063 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23064 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23065 *sgtu_<mode>_mips16 into new pattern.
23066 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23067 (sge<u>): Merge sge and sgeu into new expander.
23068 (sge, sgeu): Remove expanders.
23069 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23071 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23072 (slt<u>): Merge slt and sltu into new expander.
23073 (slt, sltu): Remove expanders.
23074 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23075 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23076 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23077 *sltu_<mode>_mips16 into new pattern.
23078 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23079 (sle<u>): Merge sle and sleu into new expander.
23080 (sle, sleu): Remove expanders.
23081 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23082 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23083 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23084 *sleu_<mode>_mips16 into new pattern.
23085 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23087 2008-04-03 Jan Hubicka <jh@suse.cz>
23089 PR tree-optimization/35795
23090 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23091 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23092 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23093 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23094 * score/score3.c (score3_output_mi_thunk): Likewise.
23095 * score/score7.c (score7_output_mi_thunk): Likewise.
23096 * mips/mips.c (mips_output_mi_thunk): Likewise.
23098 2008-04-03 Richard Guenther <rguenther@suse.de>
23100 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23101 conversions. Simplify code.
23103 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23105 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23107 2008-04-03 Tom Tromey <tromey@redhat.com>
23108 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23110 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23111 * config/bfin/t-bfin-linux (generated_files): Add
23112 linux-sysroot-suffix.h.
23113 * doc/install.texi (Prerequisites): Require make 3.80.
23114 * doc/sourcebuild.texi (Front End Directory): Document new
23116 * Makefile.in (generated_files): New variable.
23117 (ALL_HOST_OBJS): New variable.
23118 ($(ALL_HOST_OBJS)): New target.
23120 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23122 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23123 (remap_block): Call id->transform_lang_insert_block instead
23125 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23126 Set id.transform_lang_insert_block to NULL.
23127 (clone_body): Move to cp/optimize.c
23128 * tree-inline.h (struct copy_body_data): Change
23129 transform_lang_insert_block to function pointer.
23130 (copy_generic_body, copy_decl_no_change): Export.
23131 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23132 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23133 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23135 * c-tree.h (insert_block): Kill.
23136 * c-decl.c (insert_block): Kill.
23138 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23140 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23141 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23142 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23144 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23145 argument, call {push,pop}_function_context from here.
23146 * c-parser.c: Use c_{push,pop}_function_context.
23148 * function.c (push_function_context_to): Move meat ...
23149 (push_function_context): ... here. Simplify.
23150 * function.c (pop_function_context_from): Move meat ...
23151 (pop_function_context): ... here. Simplify.
23152 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23154 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23155 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23156 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23157 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23159 2008-04-03 Ben Elliston <bje@au.ibm.com>
23161 * expmed.c (extract_force_align_mem_bit_field): Remove.
23163 2008-04-03 Richard Guenther <rguenther@suse.de>
23165 PR middle-end/35800
23166 * expr.h (try_casesi): Adjust prototype.
23167 * expr.c (try_casesi): Take fallback label as extra parameter.
23168 Use that for gen_casesi if default_label is NULL.
23169 * stmt.c (expand_case): Pass fallback label to try_casesi,
23170 make sure to fill gaps with a fallback label if default_label
23173 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23176 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23178 2008-04-03 Ben Elliston <bje@au.ibm.com>
23180 * expmed.c (extract_split_bit_field): Remove if (0) code.
23181 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23182 (do_ds_constraint): Likewise.
23184 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23186 * doc/cppopts.texi (-dU): Document.
23187 * c-common.h (flag_dump_macros): Update comment.
23188 * c-opts.c (handle_OPT_d): Handle -dU.
23189 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23190 dump_queued_macros, cb_used_define, cb_used_undef): New.
23191 (init_pp_output): Handle -dU.
23192 (cb_line_change): Call dump_queued_macros.
23193 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23195 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23197 * config/avr/predicates.md (io_address_operand): New predicate.
23198 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23199 * config/avr/avr.c (avr_io_address_p): Remove function.
23200 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23201 'avr_io_address_p' function.
23202 (out_movhi_r_mr): (Ditto.).
23203 (out_movqi_mr_r): (Ditto.).
23204 (out_movhi_mr_r): (Ditto.).
23205 (avr_address_cost): (Ditto.).
23207 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23209 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23210 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23211 in 32bit mode when XMM registers are available to avoid store
23213 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23214 corresponding post-reload splitters.
23216 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23218 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23219 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23220 __builtin_ia32_roundss.
23221 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23222 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23223 __builtin_ia32_roundss.
23224 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23225 IX86_BUILTIN_SHUFPD here.
23227 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23229 * config/i386/i386.md (plogic): New.
23230 (plogicprefix): Likewise.
23232 * config/i386/mmx.md (mmx_<code><mode>3): New.
23233 (mmx_and<mode>3): Removed.
23234 (mmx_ior<mode>3): Likewise.
23235 (mmx_xor<mode>3): Likewise.
23237 * config/i386/sse.md (<code><mode>3): New.
23238 (*<code><mode>3): Likewise.
23239 (*<code><mode>3): Likewise.
23240 (<code><mode>3): Likewise.
23241 (*sse_<code><mode>3): Likewise.
23242 (*sse2_<code><mode>3): Likewise.
23243 (<code>tf3): Likewise.
23244 (*<code>tf3): Likewise.
23245 (and<mode>3): Likewise.
23246 (*and<mode>3): Likewise.
23247 (ior<mode>3): Removed.
23248 (*ior<mode>3): Likewise.
23249 (xor<mode>3): Likewise.
23250 (*xor<mode>3): Likewise.
23251 (*and<mode>3): Likewise.
23252 (*ior<mode>3): Likewise.
23253 (*xor<mode>3): Likewise.
23254 (and<mode>3): Likewise.
23255 (*sse_and<mode>3): Likewise.
23256 (*sse2_and<mode>3): Likewise.
23257 (andtf3): Likewise.
23258 (*andtf3): Likewise.
23259 (ior<mode>3): Likewise.
23260 (*sse_ior<mode>3): Likewise.
23261 (*sse2_ior<mode>3): Likewise.
23262 (iortf3): Likewise.
23263 (*iortf3): Likewise.
23264 (xor<mode>3): Likewise.
23265 (*sse_xor<mode>3): Likewise.
23266 (*sse2_xor<mode>3): Likewise.
23267 (xortf3): Likewise.
23268 (*xortf3): Likewise.
23270 2008-04-02 Richard Guenther <rguenther@suse.de>
23272 PR tree-optimization/14495
23273 PR tree-optimization/34793
23274 * tree-vrp.c (struct switch_update): New structure.
23275 (to_remove_edges, to_update_switch_stmts): New VECs.
23276 (simplify_switch_using_ranges): New function. Remove not taken
23277 case labels and edges.
23278 (simplify_stmt_using_ranges): Call it.
23279 (identify_jump_threads): Mark edges we have queued for removal
23280 so we don't thread them.
23281 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23283 * tree-cfg.c (group_case_labels): Deal with missing default label.
23284 (tree_verify_flow_info): Allow missing default label.
23285 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23286 (emit_case_nodes): Likewise.
23287 (expand_case): Do not rely on the default label to be present.
23288 * expr.c (try_casesi): Deal with NULL default_label.
23289 (do_tablejump): Likewise.
23291 2008-04-02 Richard Guenther <rguenther@suse.de>
23293 PR tree-optimization/14495
23294 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23295 SWITCH_EXPR here ...
23296 (vrp_visit_switch_stmt): ... but here (new function).
23297 (find_case_label_index): New helper function.
23298 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23300 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23302 * fwprop.c: Fix ISO-C99ism.
23304 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23307 * Makefile.in (objdir): Set it here.
23308 * configure.ac: Not here. Find dynamic linker characteristics.
23309 * exec-tool.in: Use them.
23310 * aclocal.m4: Regenerate.
23311 * configure: Regenerate.
23313 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23315 * expr.c (expand_var): Delete it.
23316 * expr.h (expand_var): Delete prototype.
23317 * function.c (expand_function_start): Use expand_decl instead.
23318 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23321 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23323 PR rtl-optimization/35542
23324 * fwprop.c (forward_propagate_and_simplify): Replace
23325 loc_reg_mentioned_in_p with reg_mentioned_p.
23327 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23329 PR rtl-optimization/35281
23330 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23331 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23332 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23333 (varying_mem_p): Move above propagate_rtx.
23334 (all_uses_available_at): Do not check MEMs.
23336 2008-04-02 Rafael Espíndola <espindola@google.com>
23338 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23339 (register_edge_assert_for_2): Split the cond argument.
23340 (register_edge_assert_for_1): Adjust for the change in
23341 register_edge_assert_for_2.
23342 (register_edge_assert_for): Split the cond argument.
23343 (find_switch_asserts): Adjust for the change in
23344 register_edge_assert_for.
23346 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23348 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23349 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23350 offsets for 64-bit mingw.
23351 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23352 abi for x86_64-pc-mingw.
23354 2008-04-02 Richard Guenther <rguenther@suse.de>
23356 * tree-vrp.c (extract_range_from_assert): Make sure to not
23357 produce range min/max with TREE_OVERFOW set.
23358 If merging a anti-range and a range keep the anti-range if
23359 the range covers all values of the type.
23360 (register_edge_assert_for_2): Only allow sign-changing
23361 conversions in detecting canonical range checks. Also
23362 register an assert for the unsigned name if useful.
23364 PR tree-optimization/35787
23365 * tree-vrp.c (vrp_val_max): New function.
23366 (vrp_val_min): Likewise.
23367 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23368 (vrp_val_is_min): Likewise.
23369 (supports_overflow_infinity): Use vrp_val_{min,max}.
23370 (negative_overflow_infinity): Likewise.
23371 (positive_overflow_infinity): Likewise.
23372 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23373 (is_positive_overflow_infinity): Likewise.
23374 (is_overflow_infinity): Likewise.
23375 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23376 vrp_val_is_{min,max}.
23377 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23378 to ranges if possible. Avoid empty ranges.
23380 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23382 PR middle-end/35705
23383 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23384 the expression is a function address.
23386 2008-04-01 George Helffrich <george@gcc.gnu.org>
23388 PR fortran/35154, fortran/23057
23389 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23390 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23391 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23392 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23394 (dbxout_syms): Check for COMMON-based symbol and wrap in
23395 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23396 in bracket for efficiency.
23398 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23399 using DW_TAG_common_block + member offset.
23400 (add_pubname_string): New function.
23401 (dw_expand_expr): New function to find block name and offset for
23403 (common_check): New function to check whether symbol in Fortran COMMON.
23404 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23406 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23409 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23411 2008-04-02 Ben Elliston <bje@au.ibm.com>
23413 * config/v850/v850.md (casesi): Remove if (0) code.
23414 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23415 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23417 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23419 * config/i386/i386.md (rex64suffix): New mode attribute.
23420 (floathi<mode>2): Disable expander for SSE math.
23421 (*floathi<mode>2_1): New insn insn_and_split pattern.
23422 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23423 corresponding post-reload splitters.
23424 (*floathi<mode>2_i387): New macroized insn pattern.
23425 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23426 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23427 insn_and_split pattern.
23428 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23429 New macroized instruction patterns and corresponding post-reload
23431 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23432 and corresponding post-reload splitters.
23433 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23434 New macroized instruction patterns.
23435 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23436 macroized instruction patterns and corresponding post-reload splitters.
23437 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23438 corresponding post-reload splitters.
23439 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23440 New macroized instruction patterns.
23441 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23442 corresponding post-reload splitters.
23443 (*floatsi<mode>2_i387): New macroized instruction patterns.
23445 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23447 * config/i386/i386.md (smaxmin): New.
23448 (umaxmin): Likewise.
23449 (maxminiprefix): Likewise.
23450 (maxminfprefix): Likewise.
23451 (<code><mode>3): Likewise.
23452 (smin<mode>3): Removed.
23453 (smax<mode>3): Likewise.
23455 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23456 (mmx_<code>v4hi3): Likewise.
23457 (mmx_<code>v8qi3): Likewise.
23458 (mmx_smaxv2sf3): Removed.
23459 (mmx_sminv2sf3): Likewise.
23460 (mmx_umaxv8qi3): Likewise.
23461 (mmx_smaxv4hi3): Likewise.
23462 (mmx_uminv8qi3): Likewise.
23463 (mmx_sminv4hi3): Likewise.
23465 * config/i386/sse.md (<addsub><mode>3): New.
23466 (*<addsub><mode>3): Likewise.
23467 (<sse>_vm<addsub><mode>3): Likewise.
23468 (<maxmin><mode>3): Likewise.
23469 (*<maxmin><mode>3_finite): Likewise.
23470 (*<maxmin><mode>3): Likewise.
23471 (<sse>_vm<maxmin><mode>3): Likewise.
23472 (sse3_h<addsub>v4sf3): Likewise.
23473 (sse3_h<addsub>v2df3): Likewise.
23474 (<maxmin>v16qi3): Likewise.
23475 (*<maxmin>v16qi3): Likewise.
23476 (<maxmin>v8hi3): Likewise.
23477 (*<maxmin>v8hi3): Likewise.
23478 (*sse4_1_<maxmin><mode>3): Likewise.
23479 (*sse4_1_<maxmin><mode>3): Likewise.
23480 (add<mode>3): Removed.
23481 (*add<mode>3): Likewise.
23482 (<sse>_vmadd<mode>3): Likewise.
23483 (sub<mode>3): Likewise.
23484 (*sub<mode>3): Likewise.
23485 (<sse>_vmsub<mode>3): Likewise.
23486 (smin<mode>3): Likewise.
23487 (*smin<mode>3_finite): Likewise.
23488 (*smin<mode>3): Likewise.
23489 (<sse>_vmsmin<mode>3): Likewise.
23490 (smax<mode>3): Likewise.
23491 (*smax<mode>3_finite): Likewise.
23492 (*smax<mode>3): Likewise.
23493 (<sse>_vmsmax<mode>3): Likewise.
23494 (sse3_haddv4sf3): Likewise.
23495 (sse3_haddv2df3): Likewise.
23496 (sse3_hsubv4sf3): Likewise.
23497 (sse3_hsubv2df3): Likewise.
23498 (umaxv16qi3): Likewise.
23499 (*umaxv16qi3): Likewise.
23500 (smaxv8hi3): Likewise.
23501 (*smaxv8hi3): Likewise.
23502 (*sse4_1_smax<mode>3): Likewise.
23503 (*sse4_1_umax<mode>3): Likewise.
23504 (uminv16qi3): Likewise.
23505 (*uminv16qi3): Likewise.
23506 (sminv8hi3): Likewise.
23507 (*sminv8hi3): Likewise.
23508 (*sse4_1_smin<mode>3): Likewise.
23509 (*sse4_1_umin<mode>3): Likewise.
23511 2008-04-01 Rafael Espíndola <espindola@google.com>
23513 * tree-cfg.c (verify_expr): remove in_phi.
23514 (verify_stmt): Don't call walk_tree with verify_expr. Use
23515 is_gimple_min_invariant instead of is_gimple_val.
23517 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23519 * doc/include/gpl_v3.texi: Update for manpage generation.
23520 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23522 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23523 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23524 gpl_v3.texi instead of gpl.texi.
23527 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23530 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23532 2008-04-01 Rafael Espíndola <espindola@google.com>
23534 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23535 (extract_code_and_val_from_cond): Use
23536 extract_code_and_val_from_cond_with_ops.
23538 2008-04-01 Jan Hubicka <jh@suse.cz>
23540 * function.c (free_after_compilation): Free epilogue_delay_list.
23541 (prepare_function_start): Assert that previous compilation was freed.
23543 2008-04-01 Jan Hubicka <jh@suse.cz>
23544 Jim Wilson <wilson@tuliptree.org>
23545 Andreas Tobler <andreast@gcc.gnu.org>
23547 PR middle-end/35781
23548 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23549 rtl.emit instead cfun->emit.
23550 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23551 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23553 2008-04-01 Ben Elliston <bje@au.ibm.com>
23555 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23557 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23559 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23561 (fprofile-use): Add var flag_profile_use
23562 * coverage.c (coverage_begin_output): Do not open a gcno file for
23563 output only if -ftest-coverage is set.
23564 Do not add getpwd() to gcda file path.
23565 (build_gcov_info): Check the new flag
23566 flag_profile_datafile_relative_path.
23567 (coverage_init): Use profile_data_prefix.
23568 Read profile counter only if flag_profile_use is set.
23569 * opts.c (common_handle_option): New option fprofile-use=,
23570 fprofile-dir=, fprofile-generate=.
23571 * toplev.c (profile_data_prefix): New variable definition.
23572 * toplev.h (profile_data_prefix): New declaration.
23573 * doc/invoke.tex (Option Summary, Optimization Options):
23576 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23578 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23579 use tmp consistently.
23582 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23583 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23584 UNSPEC_FR_RECIP_APPROX_RES.
23585 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23587 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23590 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23592 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23594 PR middle-end/30186
23595 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23596 element of the vector via a pointer.
23598 2008-03-31 Ian Lance Taylor <iant@google.com>
23600 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23602 2008-03-31 Jan Hubicka <jh@suse.cz>
23604 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23605 get_arg_pointer_save_area.
23606 * expr.c (init_expr): Just clear out rtl.expr.
23607 * function.c (free_after_compilation): Clear out whole RTL structure.
23608 (get_func_frame_size): Merge into ...
23609 (get_frame_size): ... this one.
23610 (assign_stack_local_1): Merge into ...
23611 (assign_stack_local): ... this one.
23612 (expand_function_end): Update call of get_arg_pointer_save_area.
23613 (get_art_pointer_save_area): Remove cfun argument.
23614 * function.h (emit_status): regno_pointer_align does not need length
23615 attribute. Move x_regno_reg_rtx to ...
23616 (regno_reg_rtx): ... new global array.
23617 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23618 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23619 apply_args_value, forced_labels, stack_pointer_delta):
23621 (struct varasm_status): Move here from varasm.c
23622 (struct rtl_data): New. Move here some fields from struct function.
23623 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23624 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23625 used_temp_slots avail_temp_slots, temp_slot_level,
23626 nonlocal_goto_handler_labels): Update accesstors.
23627 (rtl): New global variable.
23628 (struct function): Move some fileds to rtl_data.
23629 (get_arg_pointer_save_area): Update prototype.
23630 * emit-rtl.c (rtl): Declare.
23631 (regno_reg_rtx): Declare.
23632 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23634 (gen_reg_rtx): Update.
23635 (init_virtual_regs): Do not tate emit_status argument.
23636 (init_emit): Do not allocate emit.
23637 * varasm.c (varasm_statuc): Move to function.h.
23638 (n_deferred_constatns): Update accestor.
23639 (init_varasm_status): Do not allocate varasm_status.
23640 (force_const_mem, get_pool_size, output_constant_pool): Update.
23641 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23642 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23644 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23646 PR rtl-optimization/35729
23647 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23650 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23653 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23654 load/store if memory is unaligned.
23655 (*movti_rex64): Likewise.
23657 * config/i386/predicates.md (misaligned_operand): New.
23659 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23662 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23665 2008-03-31 Jan Beulich <jbeulich@novell.com>
23667 * config/ia64/constraints.md: Add 'j' constraint.
23668 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23669 (movdi_internal): Likewise.
23671 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23674 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23676 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23679 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23680 proper error message for the third argument on blendpd and
23683 * config/i386/sse.md (blendbits): New.
23684 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23686 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23688 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23690 2008-03-30 Richard Guenther <rguenther@suse.de>
23692 PR middle-end/31023
23693 * fold-const.c (fold_sign_changed_comparison): Do leave
23694 conversions to base-types alone.
23696 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23698 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23699 the link register if one altivec register is be saved.
23701 2008-03-30 Ben Elliston <bje@au.ibm.com>
23703 * final.c (final_scan_insn): Remove if (0) code.
23705 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23707 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23709 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23711 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23712 of V4SFmode to ix86_binary_operator_ok.
23714 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23716 * config/i386/i386.c (override_options): Initialize
23717 ix86_veclib_handler to ix86_veclibabi_svml when
23718 -mveclibabi=svml is used.
23719 (ix86_veclibabi_svml): New function for SVML ABI style
23720 vectorization support.
23721 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23723 2008-03-28 Rafael Espíndola <espindola@google.com>
23725 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23726 (tree_binary_nonnegative_warnv_p): Make it public.
23727 (tree_single_nonnegative_warnv_p): Make it public.
23728 (tree_invalid_nonnegative_warnv_p): Make it public.
23729 (tree_unary_nonzero_warnv_p): Make it public.
23730 (tree_binary_nonzero_warnv_p): Make it public
23731 (tree_single_nonzero_warnv_p): Make it public.
23732 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23733 (extract_range_from_binary_expr): Split the expr argument.
23734 (extract_range_from_unary_expr): Split the expr argument.
23735 (extract_range_from_comparison): Split the expr argument.
23736 (extract_range_from_expr): Use the new aux functions.
23737 (vrp_evaluate_conditional_warnv): Use
23738 vrp_evaluate_conditional_warnv_with_ops.
23739 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23740 (tree_binary_nonzero_warnv_p): Declare.
23741 (tree_single_nonzero_warnv_p): Declare.
23742 (tree_expr_nonzero_warnv_p): Declare.
23743 (tree_unary_nonnegative_warnv_p): Declare.
23744 (tree_binary_nonnegative_warnv_p): Declare.
23745 (tree_single_nonnegative_warnv_p): Declare.
23746 (tree_invalid_nonnegative_warnv_p): Declare.
23748 2008-03-28 Richard Guenther <rguenther@suse.de>
23750 PR tree-optimization/30317
23751 PR tree-optimization/30911
23752 PR tree-optimization/34793
23753 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23754 (struct assert_locus_d): New member EXPR.
23755 (register_new_assert_for): Add EXPR parameter to support
23756 ASSERT_EXPR <name, expr OP limit>.
23757 (register_edge_assert_for_1): Adjust callers.
23758 (find_assert_locations): Likewise.
23759 (process_assert_insertions_for): Build condition from expression.
23760 (extract_range_from_assert): Handle ASSERT_EXPRs
23761 of the form ASSERT_EXPR <name, expr OP limit>.
23762 (register_edge_assert_for_2): New helper registering
23763 asserts for comparisons. Recognize range tests of the form
23764 (unsigned)i - CST1 OP CST2.
23765 (register_edge_assert_for_1): Use it.
23766 (register_edge_assert_for): Likewise.
23767 (needs_overflow_infinity): Integer sub-types
23768 do not need overflow infinities.
23769 (vrp_val_is_max): The extreme values of integer sub-types
23770 are those of the base type.
23771 (vrp_val_is_min): Likewise.
23772 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23775 2008-03-28 Nick Clifton <nickc@redhat.com>
23778 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23779 Return GENERAL_REGS for stack adjustment reloads.
23781 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23784 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23785 const_vector when all the vectors are constant.
23787 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23789 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23791 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23792 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23794 (s<code>_sf): Use new scc_sf attribute for opcode names.
23796 2008-03-27 Tom Tromey <tromey@redhat.com>
23798 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23799 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23800 config/spu/t-spu-elf, config/i386/t-interix,
23801 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23802 config/i386/x-darwin, config/i386/x-mingw32,
23803 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23804 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23805 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23806 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23807 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23808 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23809 config/score/t-score-elf, config/arm/t-strongarm-pe,
23810 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23811 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23812 Revert automatic dependency patch.
23814 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23817 * config/i386/i386.c (ix86_function_arg_boundary): Align
23818 decimal floating point to its natural boundary.
23820 2008-03-27 Richard Guenther <rguenther@suse.de>
23822 PR middle-end/35716
23823 * fold-const.c (fold_comparison): Restrict distinct decl
23824 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23825 solely rely on operand_equal_p.
23827 2008-03-27 Richard Guenther <rguenther@suse.de>
23830 * c-common.c (handle_weak_attribute): Reject combination of
23833 2008-03-27 Richard Guenther <rguenther@suse.de>
23835 PR tree-optimization/32810
23836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23837 conversions from DECL_INITIAL.
23838 (fold_const_aggregate_ref): Likewise from constructor elements.
23840 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23842 * tree-affine.h (aff_combination_expand): Declare.
23843 (get_inner_reference_aff): Likewise.
23844 * tree-affine.c (aff_combination_expand): Split out from
23845 tree_to_aff_combination_expand.
23846 (get_inner_reference_aff): New function.
23847 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23848 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23849 (struct lim_aux_data): sm_done field removed.
23850 (mem_ref_loc_p, mem_ref_locs_p): New types.
23851 (struct mem_ref): Added id, stored, accesses_in_loop,
23852 indep_loop, dep_loop, indep_ref, dep_ref fields.
23853 Removed is_stored, locs and next fields.
23854 (memory_accesses): New variable.
23855 (movement_possibility): Do not allow moving statements
23856 that store to memory.
23857 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23859 (determine_max_movement): For statements with memory references,
23860 find the outermost loop in that the reference is independent.
23861 (move_computations_stmt): Mark the virtual operands for renaming.
23862 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23863 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23864 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23865 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23866 create_vop_ref_mapping, analyze_memory_references,
23867 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23868 get_all_locs_in_loop, ref_always_accessed_p,
23869 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23870 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23871 store_motion_loop, store_motion): New functions.
23872 (struct vop_to_refs_elt): New type.
23873 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23874 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23875 (schedule_sm): Replaced by...
23876 (execute_sm): ... this.
23877 (determine_lsm_ref, hoist_memory_references,
23878 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23879 find_more_ref_vops, free_mem_ref, free_mem_refs,
23880 determine_lsm_loop, determine_lsm): Removed.
23881 (tree_ssa_lim_finalize): Free data structures used by store motion.
23882 (tree_ssa_lim): Call analyze_memory_references. Use
23883 store_motion instead of determine_lsm.
23885 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23887 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23888 rename tmake_file to m68hc11/t-m68hc11.
23889 (mcore): Set inhibit_libc to true.
23890 * config.host (alpha*-dec-*vms*): Set extra_programs.
23891 (interix3*): Don't use host_xmake_file.
23892 * configure.ac: Let config.gcc override inhibit_libc.
23893 * configure: Regenerate.
23895 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23896 * config/t-openbsd-thread: Remove commented out lines.
23898 * config/x-interix: Remove.
23900 * config/m68hc11/t-m68hc11-gas: Rename to...
23901 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23903 * config/mcore/t-mcore: Remove T_CFLAGS.
23904 * config/mcore/t-mcore-pe: Likewise.
23906 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23908 * configure.ac: Replace custom __GNU_SOURCE test with
23909 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23910 * aclocal.m4: Regenerate.
23911 * configure: Regenerate.
23912 * config.in: Regenerate.
23914 2008-03-27 Richard Guenther <rguenther@suse.de>
23916 * fold-const.c (target.h): Include.
23917 (fold_comparison): Fold comparison of addresses of decls
23918 that bind locally or of constants. Consolidate address folding code.
23919 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23920 results from fold_binary_to_constant.
23921 (compare_values_warnv): Likewise.
23923 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23925 PR middle-end/35429
23926 * fold-const.c (fold_truthop): Check for integeral types when folding
23927 a == 0 && b == 0 and a != 0 || b != 0 .
23929 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23931 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23933 2008-03-26 Andreas Schwab <schwab@suse.de>
23935 * doc/invoke.texi: Fix use of @item vs. @itemx.
23937 2008-03-26 Tom Tromey <tromey@redhat.com>
23939 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23940 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23941 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23942 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23943 build/genconstants.o, build/genemit.o, build/genextract.o,
23944 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23945 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23948 2008-03-26 Richard Guenther <rguenther@suse.de>
23951 2008-03-26 Richard Guenther <rguenther@suse.de>
23953 * fold-const.c (target.h): Include.
23954 (fold_comparison): Fold comparison of addresses of two decls
23955 that bind locally. Consolidate address folding code.
23957 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23959 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23960 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23961 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23962 dconstsqrt2, dconstthird, dconste and/or dconst10.
23963 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23964 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23965 dconstsqrt2, dconste): Delete.
23966 (init_emit_once): Likewise. Simplify initializing dconstm1.
23968 * real.c (get_real_const): New.
23969 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23970 dconstsqrt2, dconste): Delete.
23971 (real_value_const, get_real_const): New.
23973 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23975 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23977 * config/i386/i386.c (ix86_function_arg_boundary): Check
23978 BIGGEST_ALIGNMENT instead of 128.
23979 (setup_incoming_varargs_64): Likewise.
23981 2008-03-26 Tom Tromey <tromey@redhat.com>
23983 * Makefile.in (DEPFILES): Add missing '/'.
23985 2008-03-26 Richard Guenther <rguenther@suse.de>
23987 * fold-const.c (target.h): Include.
23988 (fold_comparison): Fold comparison of addresses of two decls
23989 that bind locally. Consolidate address folding code.
23991 2008-03-26 Nick Clifton <nickc@redhat.com>
23994 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23995 not allow INT+INT as a legitimate addressing mode.
23997 2008-03-26 Richard Guenther <rguenther@suse.de>
23999 * tree-flow.h (widen_bitfield): Remove declaration.
24000 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24001 (widen_bitfield): Remove function.
24002 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24005 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24008 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24011 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24013 PR rtl-optimization/35232
24014 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24015 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24016 reg_reloaded_call_part_clobbered here.
24017 (reload_regs_reach_end_p): New function.
24018 (reload_reg_rtx_for_input): New variable.
24019 (reload_reg_rtx_for_output): Likewise.
24020 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24021 when reassigning a pseudo register. Load reloadreg from
24022 reload_reg_rtx_for_input, moving the mode and register
24024 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24025 instead of the original when deciding whether an input reload
24026 would be a no-op or whether an output reload can be deleted.
24027 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24028 when setting up new_spill_reg_store. Load it from
24029 reload_reg_rtx_for_output, moving the mode and register
24031 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24032 instead of the original when deciding whether an output reload
24033 would be a no-op. Do the same when modifying insn notes.
24034 Use rtx_equal_p instead of == to compare the registers.
24035 (inherit_piecemeal_p): Take a mode and two register numbers
24037 (emit_reload_insns): Clear new_spill_reg_store for every hard
24038 register in the reload register. Remove spill registers
24039 from reg_reloaded_valid before considering whether to record
24040 inheritance information for them. Use reload_reg_rtx_for_output
24041 instead of reg_rtx when recording output reloads. Use
24042 reload_reg_rtx_for_input instead of reg_rtx when recording
24043 input reloads. Set or clear reg_reloaded_call_part_clobbered
24044 at the same time as setting reg_reloaded_valid.
24045 (delete_output_reload): Add a new_reload_reg parameter and use it
24046 instead of rld[j].reg_rtx.
24047 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24050 2008-03-25 Tom Tromey <tromey@redhat.com>
24052 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24053 (build/genattr.o): Likewise.
24054 (build/genattrtab.o): Likewise.
24055 (build/gencodes.o): Likewise.
24056 (build/genconfig.o): Likewise.
24057 (build/genconstants.o): Likewise.
24058 (build/genemit.o): Likewise.
24059 (build/genextract.o): Likewise.
24060 (build/genflags.o): Likewise.
24062 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24064 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24065 instead of size_int for integer types.
24066 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24067 to match type of MINUS_EXPR.
24069 2008-03-25 Tom Tromey <tromey@redhat.com>
24071 * configure: Rebuilt.
24072 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24075 2008-03-25 Tom Tromey <tromey@redhat.com>
24077 * config/x-solaris (host-solaris.o): Update.
24078 * config/x-linux (host-linux.o): Update.
24079 * config/x-hpux (host-hpux.o): Update.
24080 * config/x-darwin (host-darwin.o): Update.
24081 * config/v850/t-v850e (v850-c.o): Update.
24082 * config/v850/t-v850 (v850-c.o): Update.
24083 * config/t-vxworks (vxworks.o): Update.
24084 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24085 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24086 * config/spu/t-spu-elf (spu-c.o): Update.
24088 * config/sh/t-symbian (sh-c.o): Update.
24089 (symbian.o): Update.
24090 * config/sh/t-sh (sh-c.o): Update.
24091 * config/score/t-score-elf (score7.o, score3.o): Update.
24092 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24093 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24094 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24095 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24096 (rs6000.o): Remove.
24097 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24098 * config/m32c/t-m32c (m32c-pragma.o): Update.
24099 * config/ia64/t-ia64 (ia64-c.o): Update.
24100 * config/i386/x-mingw32 (host-mingw32.o): Update.
24101 * config/i386/x-i386 (driver-i386.o): Update.
24102 * config/i386/x-darwin (host-i386-darwin.o): Update.
24103 * config/i386/x-cygwin (host-cygwin.o): Update.
24104 * config/i386/t-nwld (nwld.o): Update.
24105 * config/i386/t-netware (netware.o): Update.
24106 * config/i386/t-interix (winnt.o): Update.
24107 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24108 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24109 msformat-c.o): Update.
24110 * config/bfin/t-bfin-linux (generated_files): Add
24111 linux-sysroot-suffix.h.
24112 * config/arm/t-wince-pe (pe.o): Update.
24113 * config/arm/t-strongarm-pe (pe.o): Update.
24114 * config/arm/t-pe (pe.o): Update.
24115 * config/arm/t-arm (arm-c.o): Update.
24116 * doc/install.texi (Prerequisites): Require make 3.80.
24117 * Makefile.in: Remove .o targets.
24118 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24119 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24120 (simple_generated_h, simple_generated_c): Move earlier.
24121 (generated_files): New variable.
24122 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24123 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24124 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24125 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24126 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24127 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24128 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24129 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24130 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24131 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24132 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24133 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24135 (COMPILE.base, COMPILE): New variables.
24136 (%.o): New pattern rule.
24137 (ALL_HOST_OBJS): New variable.
24138 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24139 (dummy-checksum.o, cc1-checksum.o): Remove.
24140 (DRIVER_SHLIB): New variable.
24141 (DRIVER_DEFINES): Use it.
24142 (gencondmd.c): Move out of build/.
24143 (s-conditions): Update.
24144 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24145 (ALL_BUILD_OBJS): Likewise.
24146 (build/%.o): Use BUILDCOMPILE.
24147 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24148 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24149 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24150 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24151 build/genconfig.o, build/genconstants.o, build/genemit.o,
24152 build/genextract.o, build/genflags.o, build/genmddeps.o,
24153 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24154 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24155 build/gen-protos.o, build/scan.o, build/fix-header.o,
24156 build/scan-decls.o): Simplify.
24157 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24158 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24159 prefix.o, toplev.o): Reduce to variable setting.
24160 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24161 ($(out_object_file), gcc-options.o): New targets.
24162 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24163 * configure: Rebuilt.
24164 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24165 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24167 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24169 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24170 complain when we hit an error, return ERROR_MARK_NODE.
24172 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24174 * config/sh/constraints.md (Pso, Psz): New constraints.
24175 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24176 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24178 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24180 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24181 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24185 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24186 (prefetch_sh2a): New.
24188 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24189 Naveen.H.S <naveen.hs@kpitcummins.com>
24191 * config/sh/constraints.md (I28): New constraint.
24192 * config/sh/sh.c (broken_move): Add support for movi20s.
24193 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24195 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24196 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24197 Naveen.H.S <naveen.hs@kpitcummins.com>
24199 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24200 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24201 (print_operand): Handle resbank in %@ operand code.
24202 (sh_encode_section_info): New.
24203 (push_regs): Add conditions for resbank.
24204 (sh_expand_epilogue): Likewise.
24205 (sh_insert_attributes): Likewise.
24206 (sh_attribute_table): Likewise.
24207 (sh_handle_resbank_handler_attribute): New.
24208 (sh2a_handle_function_vector_handler_attribute): New.
24209 (sh2a_is_function_vector_call): New.
24210 (sh2a_get_function_vector_number): New.
24211 (sh2a_function_vector_p): New.
24212 (sh_cfun_resbank_handler_p): New.
24213 * config/sh/sh.md (calli): Emit jsr/n if possible.
24214 (calli_tbr_rel): New.
24215 (calli_pcrel): Emit jsr/n if possible.
24216 (return_i): Emit rts/n if possible.
24217 (call_valuei_tbr_rel): New.
24218 (call_valuei_pcrel): Add condition for SH2A target.
24219 (call_value): Likewise.
24220 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24221 (sh2a_get_function_vector_number): Likewise.
24222 (sh2a_is_function_vector_call): Likewise.
24223 * doc/extend.texi: Document TBR relative addressing of SH2A.
24224 (resbank): Add description for SH2A.
24226 2008-03-24 Richard Guenther <rguenther@suse.de>
24229 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24230 pointer assignments change conversions according to middle-end rules.
24231 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24232 * configure.ac: Include type checking in yes.
24233 * configure: Regenerate.
24235 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24237 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24238 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24240 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24242 * gthr-vxworks.h (UNUSED): Define.
24244 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24246 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24248 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24250 * doc/extend.texi (Function Attributes): Add missing comma in the
24251 example of the "alloc_size" attribute.
24253 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24256 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24258 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24261 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24264 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24265 of the underlying type of a MS bitfield layout to the natural
24266 alignment of the type.
24268 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24270 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24271 to their natural alignment to avoid store forwarding stalls.
24273 2008-03-22 Richard Guenther <rguenther@suse.de>
24275 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24276 For PHI nodes verify the address is invariant.
24277 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24278 (get_symbol_constant_value): Use is_gimple_min_invariant.
24279 (maybe_fold_stmt_indirect): Likewise.
24281 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24283 PR rtl-optimization/33927
24284 * Makefile.in (dse.o): Depend on $(TM_P_H).
24285 * expr.h (extract_low_bits): Declare.
24286 * expmed.c (extract_low_bits): New function.
24287 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24288 * dse.c: Include tm_p.h.
24289 (find_shift_sequence): Remove the read_reg argument and return the
24290 read value. Emit the instructions instead of returning them.
24291 Iterate on new_mode rather than calculating it each time.
24292 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24293 source to NEW_MODE and extract_low_bits to convert the shifted
24294 value to READ_MODE.
24295 (replace_read): Allow the load and store to have different mode
24296 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24297 or extraction instructions before trying the replacement. Update
24298 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24300 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24302 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24303 to their natural alignment to avoid store forwarding stalls.
24305 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24308 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24309 encouraging but not allowing gprs for input;
24310 change the input constraint to !f#r.
24311 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24313 change the output constraint to !f#r.
24315 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24318 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24319 corresponding post-reload splitters.
24320 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24321 when x87 FP math is selected.
24322 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24323 New function prototype.
24324 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24325 unreachable function to ease macroization of insn patterns.
24327 2008-03-21 Martin Jambor <mjambor@suse.cz>
24329 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24330 reference dumps if ddr is NULL or dependence is unknown.
24332 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24334 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24335 unsigned extension into account.
24336 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24337 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24338 Do computations on a scratch register.
24340 2008-03-21 Richard Guenther <rguenther@suse.de>
24342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24343 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24344 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24345 * tree-ssa-dom.c (record_equality): Likewise.
24346 * tree-inline.c (copy_body_r): Likewise.
24347 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24350 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24352 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24353 as 'delete_unused' argument.
24355 2008-03-20 Richard Guenther <rguenther@suse.de>
24357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24358 special casing of constant qualifiers.
24359 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24360 care about them in general.
24361 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24362 regardless of their type.
24363 (fold_stmt_r): Forcefully fold *& if we end up with that.
24365 2008-03-20 Paul Brook <paul@codesourcery.com>
24367 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24368 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24370 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24372 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24373 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24375 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24377 * common.opt (Wmudflap): New option.
24378 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24379 (mx_register_decls): Likewise.
24380 (mudflap_finish_file): Likewise.
24381 * doc/invoke.texi: Document -Wno-mudflap.
24383 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24385 * c-format.c (replace_format_name_to_system_name): New.
24386 (cmp_attribs): New.
24387 (convert_format_name_to_system_name): New.
24388 (decode_format_attr): Add use of convert_format_name_to_system_name.
24389 (format_types_orig): Add gnu_ prefix to names.
24390 (check_format_info_main): Special treating of \0 escaped names for
24391 supporting multi-character format specifiers as I32, I64.
24392 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24393 (gnu_target_overrides_format_attributes): New.
24394 * c-format.h: Add structure target_ovr_attr to hold
24395 system specific formatter names.
24396 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24397 msformat-c.o file to c_target_objs and cxx_target_objs.
24398 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24399 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24400 (TARGET_N_FORMAT_TYPES): New.
24401 * config/i386/msformat-c.c: New.
24402 * config/i386/t-cygming: Add build rule for msformat-c.o.
24403 * doc/extend.texi: Add new format names gnu_* and ms_* and
24405 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24407 2008-03-20 Ira Rosen <irar@il.ibm.com>
24409 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24410 optimizations turned on under -O3.
24411 (ftree-vectorize): Add that the flag is turned on with -O3.
24413 2008-03-20 Ben Elliston <bje@au.ibm.com>
24415 * regmove.c (try_auto_increment): Fix spelling error in comment.
24416 * final.c (final_scan_insn): Likewise.
24418 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24421 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24422 allocator preferences for "y" and "r" class registers.
24423 ("*mov<mode>_internal"): Ditto.
24424 ("*movv2sf_internal_rex64"): Ditto.
24425 ("*movv2sf_internal"): Ditto.
24427 2008-03-19 Michael Matz <matz@suse.de>
24429 PR middle-end/35616
24430 * calls.c (expand_call): Check overlap of arguments with call
24431 address for sibcalls.
24433 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24436 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24437 of the underlying type of a MS bitfield layout to the natural
24438 alignment of the type.
24440 2008-03-19 Jan Hubicka <jh@suse.cz>
24443 * toplev.c (decode_d_option): Handle all CPP flags.
24444 * tree-vrp.c: Update tree_pass descriptors.
24445 * regrename.c: Update tree_pass descriptors.
24446 * fwprop.c: Update tree_pass descriptors.
24447 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24448 * tree-into-ssa.c: Update tree_pass descriptors.
24449 * tree-dump.c: Update tree_pass descriptors.
24450 * tree-complex.c: Update tree_pass descriptors.
24451 * tree-dump.h: Update tree_pass descriptors.
24452 * see.c: Update tree_pass descriptors.
24453 * cgraphbuild.c: Update tree_pass descriptors.
24454 * tracer.c: Update tree_pass descriptors.
24455 * tree-loop-distribution.c: Update tree_pass descriptors.
24456 * cgraph.c: Update tree_pass descriptors.
24457 * postreload-gcse.c: Update tree_pass descriptors.
24458 * postreload.c: Update tree_pass descriptors.
24459 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24460 * tree-tailcall.c: Update tree_pass descriptors.
24461 * tree-pass.h (tree_opt_pass): Rename to ...
24462 (opt_pass) ... this one; add "type" field and remove letter field.
24463 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24464 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24465 all_lowering_passes): Update declaration.
24466 * ipa-cp.c: Update tree_pass descriptors.
24467 * final.c: Update tree_pass descriptors.
24468 * omp-low.c: Update tree_pass descriptors.
24469 * tree-ssa-dse.c: Update tree_pass descriptors.
24470 * ipa-reference.c: Update tree_pass descriptors.
24471 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24472 * auto-inc-dec.c: Update tree_pass descriptors.
24473 * reorg.c: Update tree_pass descriptors.
24474 * cgraphunit.c: Update tree_pass descriptors.
24475 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24476 * tree-ssa-ccp.c: Update tree_pass descriptors.
24477 * df-core.c: Update tree_pass descriptors.
24478 * mode-switching.c: Update tree_pass descriptors.
24479 * tree-nomudflap.c: Update tree_pass descriptors.
24480 * modulo-sched.c: Update tree_pass descriptors.
24481 * ipa-pure-const.c: Update tree_pass descriptors.
24482 * cse.c: Update tree_pass descriptors.
24483 * web.c: Update tree_pass descriptors.
24484 * tree-stdarg.c: Update tree_pass descriptors.
24485 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24486 * tree-ssa-dom.c: Update tree_pass descriptors.
24487 * tree-nrv.c: Update tree_pass descriptors.
24488 * tree-ssa-alias.c: Update tree_pass descriptors.
24489 * loop-init.c: Update tree_pass descriptors.
24490 * gimple-low.c: Update tree_pass descriptors.
24491 * ipa-inline.c: Update tree_pass descriptors.
24492 * tree-ssa-sink.c: Update tree_pass descriptors.
24493 * global.c: Update tree_pass descriptors.
24494 * ifcvt.c: Update tree_pass descriptors.
24495 * jump.c: Update tree_pass descriptors.
24496 * predict.c: Update tree_pass descriptors.
24497 * tree-ssa-loop.c: Update tree_pass descriptors.
24498 * recog.c: Update tree_pass descriptors.
24499 * dse.c: Update tree_pass descriptors.
24500 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24501 * tree-eh.c: Update tree_pass descriptors.
24502 * regmove.c: Update tree_pass descriptors.
24504 * function.c: Update tree_pass descriptors.
24505 * tree-vectorizer.c: Update tree_pass descriptors.
24506 * gcse.c: Update tree_pass descriptors.
24507 * ipa-type-escape.c: Update tree_pass descriptors.
24508 * tree-if-conv.c: Update tree_pass descriptors.
24509 * init-regs.c: Update tree_pass descriptors.
24510 * ipa.c: Update tree_pass descriptors.
24511 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24512 * rtl-factoring.c: Update tree_pass descriptors.
24513 * lower-subreg.c: Update tree_pass descriptors.
24514 * bt-load.c: Update tree_pass descriptors.
24515 * tree-dfa.c: Update tree_pass descriptors.
24516 * except.c: Update tree_pass descriptors.
24517 * emit-rtl.c: Update tree_pass descriptors.
24518 * cfgexpand.c: Update tree_pass descriptors.
24519 * tree-cfgcleanup.c: Update tree_pass descriptors.
24520 * cfgcleanup.c: Update tree_pass descriptors.
24521 * tree-ssa-pre.c: Update tree_pass descriptors.
24522 * tree-sra.c: Update tree_pass descriptors.
24523 * tree-mudflap.c: Update tree_pass descriptors.
24524 * tree-ssa-copy.c: Update tree_pass descriptors.
24525 * cfglayout.c: Update tree_pass descriptors.
24526 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24527 * tree-ssa-dce.c: Update tree_pass descriptors.
24528 * tree-ssa.c: Update tree_pass descriptors.
24529 * regclass.c: Update tree_pass descriptors.
24530 * integrate.c: Update tree_pass descriptors.
24531 * tree-optimize.c: Update tree_pass descriptors.
24532 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24533 * tree-object-size.c: Update tree_pass descriptors.
24534 * combine.c: Update tree_pass descriptors.
24535 * tree-outof-ssa.c: Update tree_pass descriptors.
24536 * bb-reorder.c: Update tree_pass descriptors.
24537 * stack-ptr-mod.c: Update tree_pass descriptors.
24538 * var-tracking.c: Update tree_pass descriptors.
24539 * tree-profile.c: Update tree_pass descriptors.
24540 * tree-vect-generic.c: Update tree_pass descriptors.
24541 * reg-stack.c: Update tree_pass descriptors.
24542 * sched-rgn.c: Update tree_pass descriptors.
24543 * tree-ssa-structalias.c: Update tree_pass descriptors.
24544 * tree-cfg.c: Update tree_pass descriptors.
24545 * passes.c (current_pass): Update declaration.
24546 (finish_optimization_passes): Update.
24547 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24548 (register_one_dump_file, register_dump_files_1, next_pass_1):
24550 (init_optimization_passes): Update handling of new types.
24551 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24552 * ipa-struct-reorg.c: Update tree_pass descriptors.
24553 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24554 * combine-stack-adj.c: Update tree_pass descriptors.
24555 * cfgrtl.c: Update tree_pass descriptors.
24556 * dce.c: Update tree_pass descriptors.
24557 * tree-ssanames.c: Update tree_pass descriptors.
24559 2008-03-19 Richard Guenther <rguenther@suse.de>
24561 PR middle-end/35609
24562 * tree-ssa.c (walk_data): New structure.
24563 (warn_uninitialized_var): If not always_executed warn with "maybe"
24565 (execute_early_warn_uninitialized): Compute post-dominators.
24566 Initialize always_executed before processing each basic block.
24568 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24571 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24572 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24574 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24576 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24578 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24580 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24582 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24583 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24584 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24585 target after ignore has been set, and move there also the commputation
24586 of subtarget and original_target.
24587 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24588 (LANG_HOOKS_INITIALIZER): Remove it.
24589 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24591 2008-03-18 Richard Guenther <rguenther@suse.de>
24593 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24594 found an expression with constants, note that in the VN for the lhs.
24595 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24596 fold them to constants if possible. Run cleanup_cfg if done so.
24597 (execute_pre): Return todo.
24598 (do_pre): Likewise.
24599 (execute_fre): Likewise.
24600 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24602 (get_prop_source_stmt): Look through pointer conversions.
24604 2008-03-18 Jan Hubicka <jh@suse.cz>
24606 * tree-pretty-print.c: Include predict.h.
24607 (dump_generic_node): Dump predictor.
24608 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24609 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24610 * gimple-low.c (lower_stmt): Likewise.
24611 * expr.c (expand_expr_real): Likewise.
24612 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24614 (build_predict_expr, build_predict_expr): New.
24615 * predict.h (predictor_name, build_predict_expr): Update.
24616 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24617 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24618 * predict.def (PRED_CONTINUE): Update hitrate.
24619 * tree.def (PREDICT_EXPR): Define.
24620 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24621 do not handle BIND_EXPR.
24622 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24623 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24624 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24627 2008-03-18 Michael Matz <matz@suse.de>
24629 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24631 2008-03-18 Richard Guenther <rguenther@suse.de>
24633 * tree-gimple.h (is_gimple_invariant_address): Declare.
24634 (is_gimple_constant): Likewise.
24635 * tree-gimple.c (is_gimple_constant): New function.
24636 (is_gimple_invariant_address): Likewise.
24637 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24638 and is_gimple_invariant_address.
24639 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24641 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24642 an addressable base.
24644 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24646 PR middle-end/35611
24647 * gimplify.c (gimplify_expr): Gimplify second operand of
24650 2008-03-17 Richard Guenther <rguenther@suse.de>
24652 PR tree-optimization/19637
24653 * fold-const.c (fold_unary): Remove restrictions of removing
24654 intermediate pointer-conversions (P2)(P1)P0.
24655 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24656 conversion to void pointer.
24657 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24659 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24662 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24663 emulated thread local variables.
24665 2008-03-16 Richard Guenther <rguenther@suse.de>
24667 PR middle-end/35607
24668 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24669 expand TREE_INVARIANT operations that are not gimple invariant.
24671 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24673 * doc/extend.texi (Alignment): Say that the ABI controls
24674 the __alignof__ for non-strict-alignment targets rather
24675 than being a recommendation.
24677 2008-03-15 Paul Brook <paul@codesourcery.com>
24679 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24681 (arm_output_fn_unwind): Mark functions that can not be unwound.
24683 2008-03-15 Paul Brook <paul@codesourcery.com>
24685 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24686 extension instructions.
24688 2008-03-15 Richard Guenther <rguenther@suse.de>
24690 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24691 and fold constant aggregate refs.
24692 (fold_const_aggregate_ref): Handle string constants
24693 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24694 (evaluate_stmt): Simplify now that ccp_fold folds constant
24697 2008-03-15 Paul Brook <paul@codesourcery.com>
24699 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24700 (extzv): Use gen_extzv_t2.
24701 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24703 2008-03-15 Richard Guenther <rguenther@suse.de>
24705 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24706 (fold_const_aggregate_ref): Likewise.
24707 (get_value): Return NULL if we don't have any values.
24708 (ccp_finalize): Set const_val to NULL after freeing it.
24709 * tree-flow.h (get_symbol_constant_value): Declare.
24710 (fold_const_aggregate_ref): Likewise.
24711 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24713 2008-03-15 Richard Guenther <rguenther@suse.de>
24715 PR middle-end/35593
24716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24717 to not produce negative array indices if not allowed. Add
24718 parameter to indicate that.
24719 (maybe_fold_offset_to_component_ref): Allow negative array
24720 indices only for the first member of a structure.
24721 (maybe_fold_offset_to_reference): Allow negative array indices.
24722 (maybe_fold_stmt_addition): Likewise.
24724 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24725 Anatoly Sokolov <aesok@post.ru>
24727 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24728 (avr_arch): Add ARCH_AVR6.
24729 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24730 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24731 instead of fixed value 2.
24732 (print_operand_address): Use gs() asm specifier instead of pm().
24733 (avr_assemble_integer): (Ditto.).
24734 (avr_output_addr_vec_elt): (Ditto.).
24735 (print_operand): Handle "!" code.
24736 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24737 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24738 (AVR_HAVE_EIJMP_EICALL): Define.
24739 (AVR_3_BYTE_PC): Redefine.
24740 (AVR_2_BYTE_PC): (Ditto.).
24741 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24742 (LINK_SPEC): Add atmega2560 and atmega2561.
24743 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24745 * config/avr/avr.md (call_insn): Use eicall instead of icall
24746 for 3 byte PC devices.
24747 (call_value_insn): (Ditto.).
24748 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24749 (indirect_jump): Use only for for 2 byte PC devices.
24750 (*tablejump): (Ditto.).
24751 (*indirect_jump_avr6): Add insn.
24752 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24753 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24754 instead of ijmp for 3 byte PC devices.
24755 (__tablejump2__): (Ditto.).
24756 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24757 (MULITLIB_DIRNAMES): (Ditto.).
24758 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24760 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24762 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24763 "sse2_umulsidi3". Use V1DI mode for operand 0.
24764 ("mmx_psadbw"): Use V1DI mode for operand 0.
24765 * config/i386/i386-modes.def (V1SI): New vector mode.
24766 * config/i386/i386.c (struct builtin_description)
24767 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24768 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24769 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24770 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24771 v1di_ftype_v8qi_v8qi type.
24772 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24774 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24775 __builtin_ia32_pmuludq]: Fix the mode of return value.
24777 2008-03-15 Richard Guenther <rguenther@suse.de>
24779 PR middle-end/35595
24780 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24783 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24785 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24786 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24787 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24788 unless TARGET_SERIALIZE_VOLATILE is enabled.
24789 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24790 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24791 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24793 2008-03-14 Richard Guenther <rguenther@suse.de>
24795 PR tree-optimization/34172
24796 * tree-flow.h (refs_may_alias_p): Declare.
24797 (get_single_def_stmt): Likewise.
24798 (get_single_def_stmt_from_phi): Likewise.
24799 (get_single_def_stmt_with_phi): Likewise.
24800 * tree-dfa.c (refs_may_alias_p): New function.
24801 (get_single_def_stmt): Likewise.
24802 (get_single_def_stmt_from_phi): Likewise.
24803 (get_single_def_stmt_with_phi): Likewise.
24804 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24805 (vn_reference_lookup_1): New helper function.
24806 (vn_reference_lookup): Walk the virtual use-def chain to
24807 continue searching for a match if the def does not alias the
24808 reference we are looking for.
24810 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24812 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24813 archive and Perzl. Update The Written Word listing.
24815 2008-03-14 Richard Guenther <rguenther@suse.de>
24817 PR tree-optimization/34043
24818 PR tree-optimization/33989
24819 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24821 (bitmap_find_leader): Use extra argument to verify dominance
24822 relationship inside a basic-block.
24823 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24824 (find_leader_in_sets): Adjust.
24825 (create_component_ref_by_pieces): Take extra argument for
24826 dominance check, handle lookup failures.
24827 (find_or_generate_expression): Likewise.
24828 (create_expression_by_pieces): Likewise.
24829 (insert_into_preds_of_block): Adjust.
24830 (create_value_expr_from): If asked for, verify all operands
24831 are in the blocks AVAIL_OUT set.
24832 (make_values_for_stmt): Check for SSA_NAMEs that are life
24833 over an abnormal edge.
24834 (compute_avail): Remove such check.
24835 (do_SCCVN_insertion): New function.
24836 (eliminate): If we do not find a leader suitable for replacement
24837 insert a replacement expression from SCCVN if available.
24838 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24839 (struct vn_ssa_aux): Add needs_insertion flag.
24840 * tree-ssa-sccvn.c (may_insert): New global flag.
24841 (copy_reference_ops_from_ref): Value-number union member access
24842 based on its size, not type and member if insertion is allowed.
24843 (visit_reference_op_load): For a weak match from union type
24844 punning lookup a view-converted value and insert a SSA_NAME
24845 for that value if that is not found.
24846 (visit_use): Make dumps shorter. Do not disallow value numbering
24847 SSA_NAMEs that are life over an abnormal edge to constants.
24848 (free_scc_vn): Release inserted SSA_NAMEs.
24849 (run_scc_vn): New flag to specify whether insertion is allowed.
24850 Process SSA_NAMEs in forward order.
24851 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24852 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24853 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24854 pointer type to/from integral types that do not change the
24855 precision to regular conversions.
24857 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24859 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24860 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24861 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24862 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24863 input arguments and the mode of return value. Built-in functions
24864 that operate on whole 64-bit MMX register now use V1DI mode.
24866 2008-03-13 Alon Dayan <alond@il.ibm.com>
24867 Olga Golovanevsky <olga@il.ibm.com>
24869 PR tree-optimization/35041
24870 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24871 to locate the right position in a statement.
24873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24877 * config/i386/xmmintrin.h: Change all static inline functions to
24878 extern inline and add __gnu_inline__ attribute.
24879 * config/i386/bmintrin.h: Ditto.
24880 * config/i386/smmintrin.h: Ditto.
24881 * config/i386/tmmintrin.h: Ditto.
24882 * config/i386/mmintrin-common.h: Ditto.
24883 * config/i386/ammintrin.h: Ditto.
24884 * config/i386/emmintrin.h: Ditto.
24885 * config/i386/pmmintrin.h: Ditto.
24886 * config/i386/mmintrin.h: Ditto.
24887 * config/i386/mm3dnow.h: Ditto.
24889 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24891 PR middle-end/35185
24892 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24893 (lower_omp_2): New function.
24894 (lower_omp_1, lower_omp): Rewritten.
24896 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24899 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24900 with the phrase "Microsoft Windows compilers".
24901 (Push/Pop Macro Pragmas): New subsection. Document
24902 #pragma push_macro and pragma pop_macro.
24904 2008-03-12 Paul Brook <paul@codesourcery.com>
24906 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24908 2008-03-12 Paul Brook <paul@codesourcery.com>
24910 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24911 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24912 (thumb2_addsi_shortim): Rename ...
24913 (thumb2_addsi_short): ... to this. Allow register operands.
24914 (thumb2_subsi_short): New pattern.
24915 (thumb2_one_cmplsi2_short,
24916 thumb2_negsi2_short): New patterns and peepholes.
24918 2008-03-12 Paul Brook <paul@codesourcery.com>
24920 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24922 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24924 * config/i386/i386.md (int_cond): New code iterator.
24926 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24927 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24928 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24929 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24930 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24931 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24932 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24933 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24935 2008-03-12 Paul Brook <paul@codesourcery.com>
24937 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24938 instead of {arm,thumb}_compute_save_reg_mask.
24939 (output_return_instruction): Ditto.
24940 (thumb_unexpanded_epilogue): Ditto.
24941 (thumb1_expand_prologue): Ditto.
24942 (thumb1_output_function_prologue): Ditto.
24943 (arm_set_return_address): Ditto.
24944 (thumb_set_return_address): Ditto.
24945 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24946 regs to achieve stack alignment.
24947 (thumb1_compute_save_reg_mask): Fix compiler warning.
24948 (arm_output_epilogue): Use offsets->saved_regs_mask.
24949 Adjust stack pointer by poping call clobered registers.
24950 (arm_expand_prologue): Use offsets->saved_regs_mask.
24951 Adjust stack pointer by pushing extra registers.
24952 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24954 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24957 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24958 conversion to the operands of a multiplication.
24960 2008-03-12 Richard Guenther <rguenther@suse.de>
24962 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24963 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24964 * timevar.def (TV_TREE_PHIPROP): Add.
24965 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24966 pass description. Use TV_TREE_PHIPROP.
24967 * tree-ssa-forwprop.c: Remove phiprop code.
24969 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24971 PR middle-end/35549
24972 * omp-low.c (maybe_lookup_decl): Constify first argument.
24973 (use_pointer_for_field): Change last argument from bool to
24974 omp_context *. Disallow shared copy-in/out in nested
24975 parallel if decl is shared in outer parallel too.
24976 (build_outer_var_ref, scan_sharing_clauses,
24977 lower_rec_input_clauses, lower_copyprivate_clauses,
24978 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24980 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24981 Ira Rosen <irar@il.ibm.com>
24983 * tree-vectorizer.c (free_stmt_vec_info): New function.
24984 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24985 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24986 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24987 * tree-vect-transform.c (vectorizable_conversion): Free
24988 vec_oprnds0 if it was allocated.
24989 (vect_permute_store_chain): Remove unused VECs.
24990 (vectorizable_store): Free VECs that are allocated in the..
24992 (vect_transform_strided_load, vectorizable_load): Likewise.
24993 (vect_remove_stores): Simplify the code.
24994 (vect_transform_loop): Move code to vect_remove_stores().
24995 Call vect_remove_stores() and free_stmt_vec_info().
24997 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24999 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25000 TARGET_HPUX. Revise comment.
25001 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25002 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25003 Use sr4 variant of `be' instruction when not generating PIC code.
25004 (attr_length_call): Adjust for above change.
25006 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25008 * ipa-reference.c (static_execute): Remove module_statics_const and
25009 associated setting code.
25011 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25014 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25015 predicate for operand 1.
25016 (paritysi2_cmp): Use register_operand predicate for operand 2.
25017 Use earlyclobber modifier for operand 1. Remove support for
25019 (paritydi2_cmp): Use register_operand predicate for operand 3.
25020 Use earlyclobber modifier for operand 1. Remove support for
25023 2008-03-11 Paul Brook <paul@codesourcery.com>
25024 Vladimir Prus <vladimir@codesourcery.com>
25026 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25027 (arm_compute_save_reg0_reg12_mask): Always
25028 check if register 11 must be saved. Always safe hard frame pointer
25029 when frame_pointer_needeed.
25030 (arm_compute_save_reg_mask): Save IP and PC
25031 only with apcs frames.
25032 (arm_output_epilogue): Adjust Thumb2 codepath to
25033 be also invoked and work for ARM non-apcs frames.
25034 (arm_expand_prologue): Don't bother saving IP
25035 for non-apcs frame, since it's not clobbered by
25036 prologue code. Implement non-apcs frame
25039 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25041 PR rtl-optimization/35281
25042 * expr.c (convert_move): Use a new pseudo for the intermediate
25043 from_mode->word_mode result.
25045 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25047 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25048 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25049 * toplev.c (compile_file): Don't call it.
25051 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25053 PR middle-end/35526
25054 * expr.c (store_expr): Call emit_block_move if the mode
25055 of "temp" RTX is BLKmode.
25057 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25058 Richard Guenther <rguenther@suse.de>
25060 PR tree-optimization/31358
25061 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25062 the step with a NULL_TREE.
25063 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25064 to sizetype if type is a pointer type.
25065 (add_candidate_1): Don't convert the base and step to
25066 the generic type if the orginal type is a pointer type.
25067 (add_iv_value_candidates): Use sizetype for the step
25068 if type is a pointer type.
25069 (cand_value_at): Likewise.
25070 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25072 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25073 Don't convert the tem affine to the type.
25074 (add_elt_to_tree): Use sizetype for the step if a pointer.
25075 Use POINTER_PLUS_EXPR for pointers.
25076 (aff_combination_to_tree): Use sizetype for the step if a
25079 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25081 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25082 Remove commutativity hint.
25084 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25088 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25089 errorneous type. Check that v is a VAR_DECL.
25091 PR middle-end/35099
25092 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25094 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25096 PR tree-optimization/35494
25097 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25098 may be overriden at link and run time.
25100 2008-03-10 Richard Guenther <rguenther@suse.de>
25102 PR tree-optimization/34677
25103 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25104 (poolify_tree): Likewise.
25105 (modify_expr_template): Likewise.
25106 (poolify_modify_stmt): Likewise.
25107 (insert_fake_stores): Handle all component-ref style stores
25108 in addition to INDIRECT_REF. Also handle complex types.
25109 Do not poolify the inserted load.
25110 (realify_fake_stores): Do not rebuild the tree but only
25111 make it a SSA_NAME copy.
25112 (init_pre): Remove initialzation of modify_expr_template.
25113 Do not allocate modify_expr_node_pool.
25114 (fini_pre): Do not free modify_expr_node_pool.
25116 2008-03-10 Paul Brook <paul@codesourcery.com>
25118 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25119 to avoid conflicts.
25121 2008-03-10 Paul Brook <paul@codesourcery.com>
25122 Mark Shinwell <shinwell@codesourcery.com>
25124 * config/arm/cortex-r4.md: New.
25125 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25127 * config/arm/arm.md: Include cortex-r4.md.
25128 (insn): Add smmls, sdiv and udiv values.
25129 (generic_sched): Don't use generic scheduling for Cortex-R4.
25130 (arm_issue_rate): New function.
25131 (TARGET_SCHED_ISSUE_RATE): Define.
25133 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25135 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25137 2008-03-10 Richard Guenther <rguenther@suse.de>
25139 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25140 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25142 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25144 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25145 Set default to true.
25147 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25149 * c.opt (Wsynth): Deprecate.
25150 * doc/invoke.texi (Option Summary, Warning Options): Document
25151 -Wno-format-contains-nul.
25153 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25156 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25157 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25159 2008-03-09 Ira Rosen <irar@il.ibm.com>
25161 * config/rs6000/rs6000.c (builtin_description): Rename vector
25162 left shift operations.
25163 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25164 (altivec_vsl<VI_char>): Rename to ...
25165 (ashl<mode>3): ... new name.
25166 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25168 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25170 2008-03-08 Richard Guenther <rguenther@suse.de>
25172 * coverage.h (tree_coverage_counter_addr): Declare.
25173 * coverage.c (tree_coverage_counter_addr): New function.
25174 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25175 before using again.
25176 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25177 (tree_gen_one_value_profiler): Likewise.
25178 (tree_gen_ic_profiler): Likewise.
25179 (tree_gen_average_profiler): Likewise.
25180 (tree_gen_ior_profiler): Likewise.
25182 2008-03-08 Richard Guenther <rguenther@suse.de>
25184 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25185 (vn_binary_op_insert): Likewise.
25186 (vn_unary_op_lookup): Likewise.
25187 (vn_unary_op_insert): Likewise.
25188 (vn_nary_op_lookup): Declare.
25189 (vn_nary_op_insert): Likewise.
25190 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25191 and binary hashes, use a single obstack for unary_op_pool
25192 and binary_op_pool.
25193 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25194 a single struct vn_nary_op_s. Store tree code length and
25195 a variable number of operands.
25196 (struct vn_reference_op_struct): Remove unused op2.
25197 (vn_reference_op_eq): Do not compare op2.
25198 (vn_reference_op_compute_hash): Do not compute hash of op2.
25199 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25200 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25201 with vn_nary_op_compute_hash.
25202 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25203 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25205 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25207 (visit_unary_op): Call nary functions.
25208 (visit_binary_op): Likewise.
25209 (process_scc): Adjust for struct vn_tables_s changes.
25210 (allocate_vn_table): Likewise.
25211 (free_vn_table): Likewise.
25212 * tree-vn.c (vn_add): Call nary functions.
25213 (vn_lookup): Likewise.
25215 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25218 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25219 wdst back after sync_compare_and_swapqhi_internal.
25221 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25224 * config/i386/i386-modes.def (V1DI): New vector mode.
25225 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25226 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25227 (MMXMODE248): Ditto.
25228 (MMXMODE): Add V1DI mode.
25229 (mmxvecsize): Change DI mode to V1DI mode.
25230 ("mov<mode>): Use MMXMODEI8 mode iterator.
25231 ("*mov<mode>_internal_rex64"): Ditto.
25232 ("*mov<mode>_internal"): Ditto.
25233 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25234 ("mmx_sub<mode>3"): Ditto.
25235 ("mmx_adddi3"): Remove insn pattern.
25236 ("mmx_subdi3"): Ditto.
25237 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25238 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25239 ("mmx_ashl<mode>3"): Ditto.
25240 ("mmx_lshrdi3"): Remove insn pattern.
25241 ("mmx_ashldi3"): Ditto.
25242 * config/i386/i386.c (classify_argument): Handle V1DImode.
25243 (function_arg_advance_32): Ditto.
25244 (function_arg_32): Ditto.
25245 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25246 mmx_addv1di3 insn pattern.
25247 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25248 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25249 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25250 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25251 Remove definitions of built-in functions.
25252 (V1DI_type_node): New node.
25253 (v1di_ftype_v1di_int): Ditto.
25254 (v1di_ftype_v1di_v1di): Ditto.
25255 (v2si_ftype_v2si_si): Ditto.
25256 (v4hi_ftype_v4hi_di): Remove node.
25257 (v2si_ftype_v2si_di): Ditto.
25258 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25259 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25260 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25261 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25262 Add new builtins using def_builtin_const.
25263 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25264 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25265 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25266 * config/i386/mmintrin.h (__v1di): New typedef.
25267 (_mm_add_si64): Cast arguments to __v1di type.
25268 (_mm_sub_si64): Ditto.
25269 (_mm_sll_pi16): Cast __count to __v4hi type.
25270 (_mm_sll_pi32): Cast __count to __v2si type.
25271 (_mm_sll_si64): Cast arguments to __v1di type.
25272 (_mm_srl_pi16): Cast __count to __v4hi type.
25273 (_mm_srl_pi32): Cast __count to __v2si type.
25274 (_mm_srl_si64): Cast arguments to __v1di type.
25275 (_mm_sra_pi16): Cast __count to __v4hi type.
25276 (_mm_sra_pi32): Cast __count to __v2si type.
25277 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25278 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25279 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25280 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25281 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25282 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25283 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25284 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25285 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25286 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25287 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25288 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25290 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25292 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25294 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25298 reg+const addressing for Altivec modes. Don't generate reg+reg
25299 addressing for TFmode or TDmode quantities.
25301 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25303 * c-common.c (vector_types_convertible_p): Call langhook
25304 instead of comptypes.
25306 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25309 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25310 integral and scalar float variables which have a
25313 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25315 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25316 dwarf_register_span hook when emitting unwind information for
25317 register-to-memory saves.
25318 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25319 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25321 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25323 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25324 for the same VAR_DECL.
25326 2008-03-06 Tom Tromey <tromey@redhat.com>
25328 * treelang: Delete.
25329 * doc/standards.texi (Standards): Don't mention treelang.
25330 * doc/invoke.texi (Overall Options): Don't mention treelang.
25331 * doc/install.texi (Prerequisites): Don't mention bison or
25333 (Configuration): Don't mention treelang.
25334 (Building): Likewise.
25335 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25337 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25339 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25340 word-extractions out of a multi-word object.
25342 2008-03-06 Richard Guenther <rguenther@suse.de>
25344 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25345 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25346 result type and precision.
25347 * expr.c (get_inner_reference): Set unsignedp based on the result
25348 type of BIT_FIELD_REF.
25349 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25350 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25351 (try_instantiate_multiple_fields): Likewise. Use the correct type
25353 (sra_build_assignment): Likewise.
25354 (sra_build_elt_assignment): Likewise.
25355 (sra_explode_bitfield_assignment): Likewise.
25356 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25358 set BIT_FIELD_REF_UNSIGNED.
25359 (vectorizable_load): Likewise.
25361 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25363 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25366 2008-03-06 Richard Guenther <rguenther@suse.de>
25368 * alias.c (struct alias_set_entry): Move has_zero_child field
25369 to pack with alias_set.
25371 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25376 2008-03-05 Ian Lance Taylor <iant@google.com>
25378 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25380 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25382 * fwprop.c (update_df): Support width and offset parameters of
25384 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25385 global_conflicts): Change DF_REF_EXTRACT to either
25386 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25387 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25388 * df-scan.c (df_ref_record, df_defs_record,
25389 df_ref_create_structure, df_def_record_1, df_uses_record,
25390 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25391 df_bb_refs_collect, df_entry_block_defs_collect,
25392 df_exit_block_uses_collect): Support new width and offset fields.
25393 (ref_extract_pool): New storage pool.
25394 (df_free_ref): New function.
25395 (df_reg_chain_unlink, df_free_collection_rec,
25396 df_sort_and_compress_refs): Call df_free_ref.
25397 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25399 (df_ref_create_structure): Allocate df_ref_extract if offset and
25400 width fields are used.
25401 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25402 (df_uses_record): Get offset and width from ZERO_EXTRACT
25404 * global.c (build_insn_chain): 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.h (df_ref_flags): Change DF_REF_EXTRACT to either
25408 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25409 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25410 (df_ref_extract): New structure.
25411 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25412 (df_ref_create): Add width and offset parameters.
25414 2008-03-05 Richard Guenther <rguenther@suse.de>
25416 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25417 Use ranges_overlap_p.
25418 (offset_overlaps_with_access): Rename
25419 to ranges_overlap_p and move ...
25420 * tree-flow-inline.h (ranges_overlap_p): ... here.
25422 * tree.h (get_inner_reference, handled_component_p): Update
25425 * tree.h (record_component_aliases, get_alias_set,
25426 alias_sets_conflict_p, alias_sets_must_conflict_p,
25427 objects_must_conflict_p): Move declarations ...
25428 * alias.h (record_component_aliases, get_alias_set,
25429 alias_sets_conflict_p, alias_sets_must_conflict_p,
25430 objects_must_conflict_p): ... here.
25431 Include coretypes.h.
25432 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25434 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25436 * cfg.c: Include tree-flow.h.
25437 (remove_edge_raw): Call redirect_edge_var_map_clear.
25438 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25439 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25440 (redirect_edge_var_map_result): New.
25441 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25442 PENDING_STMT use with redirect_edge_var_map_*.
25443 * tree-ssa.c (edge_var_maps): New definition.
25444 (redirect_edge_var_map_add): New.
25445 (redirect_edge_var_map_clear): New.
25446 (redirect_edge_var_map_dup): New.
25447 (redirect_edge_var_map_vector): New.
25448 (redirect_edge_var_map_destroy): New.
25449 (ssa_redirect_edge): Replace PENDING_STMT use with
25450 redirect_edge_var_map_*.
25451 (flush_pending_stmts): Same.
25452 (delete_tree_ssa): Destroy edge var map.
25453 * tree-flow.h (struct _edge_var_map): New.
25454 Define edge_var_map vector type.
25455 Declare redirect_edge_var_map_* prototypes.
25456 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25457 * tree-cfg.c (reinstall_phi_args): Replace
25458 PENDING_STMT use with redirect_edge_var_map_*.
25460 2008-03-05 Richard Guenther <rguenther@suse.de>
25462 PR tree-optimization/35472
25463 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25464 whose single use_stmt has a overlapping set of loaded and
25465 stored symbols as that use_stmt might be a noop assignment then.
25467 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25469 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25471 2008-03-05 Richard Guenther <rguenther@suse.de>
25474 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25475 should be constants.
25476 * tree-cfg.c (verify_expr): Verify it.
25477 * fold-const.c (fold_truthop): Remove code generating
25478 BIT_FIELD_REFs of structure bases.
25479 (fold_binary): Likewise.
25480 (fold_ternary): Position and size of BIT_FIELD_REFs are
25481 always host integers.
25482 (make_bit_field_ref): Remove.
25483 (optimize_bit_field_compare): Remove.
25484 (all_ones_mask_p): Remove.
25486 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25489 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25490 (split_block_and_df_analyze): New. Split basic block and rebuild
25492 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25494 (split_pattern_seq): Likewise.
25495 (erase_matching_seqs): Likewise.
25496 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25498 2008-03-04 Geoff Keating <geoffk@apple.com>
25500 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25501 declaration and code.
25502 (tree_invalid_nonnegative_warnv_p): Likewise.
25504 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25506 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25507 examples. Truncate option-names then causing overfull hbox.
25509 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25512 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25514 * configure: Rebuilt.
25516 2008-03-04 Rafael Espíndola <espindola@google.com>
25518 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25519 (tree_unary_nonnegative_warnv_p): New.
25520 (tree_binary_nonnegative_warnv_p): New.
25521 (tree_single_nonnegative_warnv_p): New.
25522 (tree_invalid_nonnegative_warnv_p): New.
25523 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25525 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25528 * opts.c (handle_option): Postpone 'unknown option' errors only for
25531 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25534 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25537 2008-03-04 Rafael Espíndola <espindola@google.com>
25539 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25540 (tree_binary_nonzero_warnv_p): New.
25541 (tree_single_nonzero_warnv_p): New.
25542 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25544 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25546 PR middle-end/35456
25547 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25548 transformations for modes that have signed zeros.
25549 * ifcvt.c (noce_try_abs): Ditto.
25551 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25553 * config/i386/i386.c (override_options): Force
25554 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25556 2008-03-04 Jan Hubicka <jh@suse.cz>
25559 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25562 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25564 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25565 label to probe the stack.
25567 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25569 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25570 (__gthr_win32_mutex_destroy): Declare.
25571 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25572 __gthr_win32_mutex_destroy.
25573 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25575 2008-03-03 Jan Hubicka <jh@suse.cz>
25578 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25579 aggressive on inlining cold calls.
25581 2008-03-03 Richard Guenther <rguenther@suse.de>
25583 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25584 struct copies into the expression table.
25585 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25586 (try_to_simplify): Likewise.
25587 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25588 integral and pointer arguments which do not change the
25589 precision to NOP_EXPRs.
25590 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25591 VIEW_CONVERT_EXPR case.
25593 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25595 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25596 defined in a loop at depth 0 is invariant.
25597 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25599 be called at loop depth 0.
25601 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25604 * gcc.c (process_command): Update copyright notice dates.
25605 * gcov.c (print_version): Likewise.
25606 * gcov-dump.c (print_version): Likewise.
25607 * mips-tfile.c (main): Likewise.
25608 * mips-tdump.c (main): Likewise.
25610 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25613 * c-common.c (flag_permissive): Delete.
25614 (constant_expression_warnings): Check flags first.
25615 (constant_expression_error): New.
25616 * c-common.h (flag_permissive): Delete.
25617 (constant_expression_error): Declare.
25618 * flags.h (flag_permissive): Declare. Update description.
25619 * diagnostic.c (pedwarn): Update.
25621 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25622 (permissive_error_kind): New.
25623 * toplev.c (flag_permissive): Define. Update description.
25624 * toplev.h (permissive_error_kind): Declare.
25625 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25626 (pedwarn_c90): Use pedantic_warning_kind.
25627 * c-opts.c (c_common_post_options): flag_permissive does not affect
25628 flag_pedantic_errors.
25630 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25632 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25633 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25634 __absvsi2, __absvDI2): Use unsigned arithmetic.
25636 2008-03-02 Andi Kleen <ak@suse.de>
25637 Richard Guenther <rguenther@suse.de>
25639 * struct-equiv.c: Remove file.
25640 * cfg_cleanup.c (condjump_equiv_p): Remove.
25641 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25642 (struct-equiv.o): Remove rule.
25643 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25644 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25645 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25647 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25649 * ifcvt.c (noce_process_if_block): Try to handle only the then
25650 block if the else block exists but isn't suitable.
25652 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25655 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25656 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25657 regression from previous patch.
25659 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25662 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25664 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25665 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25666 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25667 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25668 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25669 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25670 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25671 (__gthread_mutex_destroy_function): Rename to
25672 __gthread_mutex_destroy.
25673 * gthr-dce.h (__gthread_mutex_destroy): Call
25674 pthread_mutex_destroy.
25675 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25676 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25677 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25679 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25681 * df-scan.c (df_ref_chain_change_bb): Simplify.
25682 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25683 set_block_for_insn if there's any change.
25684 * df.h ((df_insn_change_bb): Fix prototype.
25685 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25686 df_insn_change_bb, don't call set_block_for_insn.
25687 * emit-rtl.c (reorder_insns): Likewise.
25688 * haifa-sched.c (move_insn): Likewise.
25690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25692 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25696 * tree-flow-inline.h (next_readonly_imm_use): Return
25697 NULL_USE_OPERAND_P after the end.
25699 2008-03-01 Richard Guenther <rguenther@suse.de>
25701 PR tree-optimization/35411
25702 * tree-sra.c (sra_build_assignment): Split conversion to
25703 final type to a separate statement if we are not assigning
25706 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25708 * fold-const.c (fold_convertible_p): Correct the logic to follow
25709 that in fold_convert().
25711 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25714 * tree-inline.c (build_duplicate_type): When we make a
25715 duplicate type, make it unique in the canonical types system.
25717 2008-02-29 Tom Tromey <tromey@redhat.com>
25719 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25720 input_file_stack_history, input_file_stack_restored): Remove.
25721 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25722 * input.h (struct file_stack): Remove.
25723 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25724 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25726 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25728 (diagnostic_last_module_changed): Add 'map' argument.
25729 (diagnostic_set_last_function): Likewise.
25730 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25731 line map, not input_file_stack.
25732 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25734 2008-02-29 Paul Brook <paul@codesourcery.com>
25736 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25738 2008-02-29 Paul Brook <paul@codesourcery.com>
25740 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25742 2008-02-29 Richard Guenther <rguenther@suse.de>
25744 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25746 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25747 value for comparing for a store match.
25748 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25749 (try_to_simplify): Do not do a full-blown reference lookup.
25751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25753 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25754 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25756 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25758 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25760 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25761 strides against cache sizes.
25763 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25765 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25768 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25770 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25771 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25772 is smaller than the original promoted value.
25773 (simplify_subreg): If OP is a SUBREG, try to preserve its
25774 SUBREG_PROMOTED_VAR_P information.
25776 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25778 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25779 (VN_INFO_GET): Allocate new objects on the obstack.
25780 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25781 for rpo_numbers_temp, for consistency.
25782 (free_scc_vn): Free the obstack.
25784 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25786 * doc/invoke.texi: Document -ftree-loop-distribution.
25787 * tree-loop-distribution.c: New.
25788 * tree-pass.h (pass_loop_distribution): New.
25789 * graphds.h (struct graph): Add htab_t indices.
25790 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25791 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25792 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25793 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25794 * tree-data-ref.c (debug_data_dependence_relations): New.
25795 (dump_data_dependence_relation): Also print data references.
25796 (free_data_ref): Extern.
25797 (same_access_functions): Moved...
25798 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25799 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25800 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25801 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25802 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25803 (stmts_from_loop): Skip LABEL_EXPR.
25804 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25806 (build_rdg): Initialize rdg->indices htab.
25807 (free_rdg, stores_from_loop, ref_base_address,
25808 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25809 have_similar_memory_accesses_1, ref_base_address_1,
25810 remove_similar_memory_refs): New.
25811 * tree-data-ref.h: Depend on tree-chrec.h.
25812 (debug_data_dependence_relations, free_data_ref): Declared.
25813 (same_access_functions): ... here.
25814 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25816 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25817 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25818 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25819 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25820 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25821 rdg_vertex_for_stmt): Declared.
25822 (struct rdg_edge): Add level.
25824 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25825 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25827 (rdg_has_similar_memory_accesses): New.
25828 * tree-vect-analyze.c: Remove unused static decls.
25829 * lambda.h (dependence_level): New.
25830 * common.opt (ftree-loop-distribution): New.
25831 * tree-flow.h (mark_virtual_ops_in_bb,
25832 slpeel_tree_duplicate_loop_to_edge_cfg,
25833 rename_variables_in_loop): Declared.
25834 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25835 (OBJS-common): Add tree-loop-distribution.o.
25836 (tree-loop-distribution.o): New rule.
25837 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25838 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25839 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25841 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25844 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25845 other than structures and unions.
25847 2008-02-28 Richard Guenther <rguenther@suse.de>
25850 2008-02-26 Richard Guenther <rguenther@suse.de>
25852 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25853 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25854 (lookup_decl_from_uid): Declare.
25855 (remove_decl_from_map): Likewise.
25856 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25857 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25858 (decl_for_uid_map): New global hashtable mapping DECL_UID
25860 (init_ttree): Allocate it.
25861 (insert_decl_to_uid_decl_map): New helper function.
25862 (make_node_stat): Insert new decls into the map.
25863 (copy_node_stat): Likewise.
25864 (lookup_decl_from_uid): New function.
25865 (remove_decl_from_map): Likewise.
25866 (print_decl_for_uid_map_statistics): New helper.
25867 (dump_tree_statistics): Call it.
25869 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25870 (referenced_var_iterator): Adjust.
25871 (FOR_EACH_REFERENCED_VAR): Adjust.
25872 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25873 (num_referenced_vars): Adjust.
25874 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25875 (first_referenced_var): Remove.
25876 (end_referenced_vars_p): Likewise.
25877 (next_referenced_var): Likewise.
25878 (referenced_var_iterator_set): New helper function.
25879 * tree-dfa.c (referenced_var_lookup): Adjust.
25880 (referenced_var_check_and_insert): Likewise.
25881 (remove_referenced_var): Likewise.
25882 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25884 (verify_call_clobbering): Likewise.
25885 (verify_memory_partitions): Likewise.
25886 (init_tree_ssa): Allocate bitmap instead of hashtable for
25888 (delete_tree_ssa): Adjust.
25889 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25891 (compute_tag_properties): Likewise.
25892 (set_initial_properties): Likewise.
25893 (find_partition_for): Likewise.
25894 (update_reference_counts): Likewise.
25895 (dump_may_aliases_for): Likewise.
25896 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25897 (add_call_clobber_ops): Likewise.
25898 (add_call_read_ops): Likewise.
25899 (get_asm_expr_operands): Likewise.
25900 * tree-into-ssa.c (dump_decl_set): Likewise.
25901 (update_ssa): Likewise.
25902 * tree-sra.c (scan_function): Likewise.
25903 (decide_instantiations): Likewise.
25904 (scalarize_parms): Likewise.
25905 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25906 (dsa_named_for): Likewise.
25907 * tree-ssa-structalias.c (update_alias_info): Likewise.
25908 (merge_smts_into): Likewise.
25910 2008-02-27 David Daney <ddaney@avtrex.com>
25913 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25914 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25915 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25916 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25917 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25919 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25922 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25923 (BUILT_IN_NEXTTOWARD): Remove.
25924 (BUILT_IN_NEXTTOWARDF): Ditto.
25925 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25926 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25928 2008-02-27 Tom Tromey <tromey@redhat.com>
25930 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25931 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25933 2008-02-27 Jan Beulich <jbeulich@novell.com>
25935 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25936 update the respective field on newdecl.
25938 2008-02-27 Revital Eres <eres@il.ibm.com>
25940 PR rtl-optimization/34999
25941 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25942 crossing edges that ends with a call insn.
25943 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25944 call insn and clear the EDGE_CROSSING flag of the crossing edge
25945 when fixing fallthru edges.
25947 2008-02-27 Richard Guenther <rguenther@suse.de>
25949 PR middle-end/35390
25950 * fold-const.c (fold_unary): Return the correct argument,
25951 converted to the result type.
25953 2008-02-27 Richard Guenther <rguenther@suse.de>
25955 PR middle-end/34971
25956 * expr.c (expand_expr_real_1): Assert on rotates that operate
25958 * fold-const.c (fold_binary): Use the types precision, not the
25959 bitsize of the mode if folding rotate expressions. Build rotates
25960 only for full modes.
25962 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25964 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25965 and CPP_PRAGMA_EOL.
25966 * c-pragma.c (pragma_ns_name): New typedef.
25967 (registered_pp_pragmas): New variable.
25968 (c_pp_lookup_pragma): New function.
25969 (c_register_pragma_1): If flag_preprocess_only, do nothing
25970 for non-expanded pragmas, for expanded ones push pragma's
25971 namespace and name into registered_pp_pragmas vector.
25972 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25973 flag_preprocess_only, don't register GCC pch_preprocess
25974 pragma if flag_preprocess_only.
25975 * c-opts.c (c_common_init): Call init_pragma even if
25976 flag_preprocess_only.
25977 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25978 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25979 cpp_register_pragma if flag_preprocess_only.
25981 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25984 * c-parser.c (c_parser_translation_unit): Warn for empty
25985 translation unit, not empty source file.
25987 2008-02-26 Paul Brook <paul@codesourcery.com>
25989 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25990 operand for Thumb-2.
25991 * config/arm/arm.h (reg_class): Add CORE_REGS.
25992 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25993 (BASE_REG_CLASS): Use CORE_REGS.
25994 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25995 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25996 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25997 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25998 ARM_REGNO_OK_FOR_INDEX_P.
25999 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26000 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26001 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26002 (ldm/stm peepholes): Ditto.
26003 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26004 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26005 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26006 * config/arm/constraints.md: Enable "k" constraint on ARM.
26008 2008-02-27 Ben Elliston <bje@au.ibm.com>
26010 * config/rs6000/rs6000.c: Annotate cache line size field in all
26011 instances of struct processor_costs.
26013 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26015 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26016 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26017 jump_bypass): New counters.
26018 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26019 * dce.c (gate_ud_dce): Same.
26020 (gate_fast_dce): Same.
26021 * dse.c (gate_dse1): New function.
26022 (gate_dse2): New function.
26023 (gate_dse): Merge results of new gate functions.
26024 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26025 (gate_handle_jump_bypass): Add dbg_cnt.
26026 (gate_handle_gcse): Add dbg_cnt.
26027 * ifcvt.c (gate_handle_if_conversion): Same.
26028 (gate_handle_if_after_combine): Same.
26029 (gate_handle_if_after_reload): Same.
26030 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26032 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26034 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26036 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26038 2008-02-26 Jason Merrill <jason@redhat.com>
26041 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26042 alone if it's the naming decl for the type's main variant.
26044 2008-02-26 Tom Tromey <tromey@redhat.com>
26046 * system.h (USE_MAPPED_LOCATION): Poison.
26047 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26048 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26049 (make_goto_expr_edges): Likewise.
26050 (remove_bb): Likewise.
26051 (execute_warn_function_return): Likewise.
26052 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26054 * c-common.c (fname_decl): Remove old location code.
26055 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26057 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26059 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26060 (gen_rtx_ASM_INPUT): Likewise.
26061 (gen_rtx_ASM_INPUT_loc): Likewise.
26062 (get_rtx_asm_OPERANDS): Remove.
26063 * cfglayout.c (insn_locators_alloc): Remove old location code.
26064 (set_curr_insn_source_location): Likewise.
26065 (curr_insn_locator): Likewise.
26066 * print-tree.c (print_node): Remove old location code.
26067 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26068 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26069 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26070 location_from_locus.
26071 (construct_exit_block): Remove old location code.
26072 * emit-rtl.c (force_next_line_note): Remove old location code.
26073 * profile.c (branch_prob): Remove old location code.
26074 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26075 LOC_LINE): Remove old-location variants.
26076 * langhooks.c (lhd_print_error_function): Remove old location
26078 * configure, config.in: Rebuilt.
26079 * configure.ac (--enable-mapped-location): Remove.
26080 * c-decl.c (c_init_decl_processing): Remove old location code.
26081 (finish_function): Likewise.
26082 * recog.c (decode_asm_operands): Remove old location code.
26083 * c-pch.c (c_common_read_pch): Remove old location code.
26084 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26086 * gimple-low.c (lower_function_body): Remove old location code.
26087 * toplev.c (unknown_location): Remove.
26088 (push_srcloc): Remove old-location variant.
26089 (process_options): Remove old location code.
26090 (lang_dependent_init): Likewise.
26091 * input.h (UNKNOWN_LOCATION): Move definition.
26092 (location_t): Undeprecate.
26093 (source_locus): Remove.
26094 (location_from_locus): Remove.
26095 (struct location_s): Remove.
26096 Remove all old-location code.
26097 (input_line, input_filename): Remove.
26098 * final.c (final_scan_insn): Remove old location code.
26099 * diagnostic.c (diagnostic_build_prefix): Remove
26100 USE_MAPPED_LOCATION test.
26101 * tree.h (gimple_stmt) <locus>: Now a location_t.
26102 (tree_exp) <locus>: Likewise.
26103 (DECL_IS_BUILTIN): Remove old-location variant.
26104 (annotate_with_file_line, annotate_with_locus): Likewise.
26105 (expr_locus, set_expr_locus): Update.
26106 * tree.c (build1_stat): Remove old location code.
26107 (last_annotated_node): Remove.
26108 (annotate_with_file_line): Remove old-location variant.
26109 (annotate_with_locus): Likewise.
26110 (expr_location): Remove old location code.
26111 (set_expr_location): Likewise.
26112 (expr_has_location): Likewise.
26113 (expr_locus): Likewise.
26114 (set_expr_locus): Likewise.
26115 (expr_filename): Don't use location_from_locus.
26116 (expr_lineno): Likewise.
26117 * rtl-error.c (location_for_asm): Remove old location code.
26118 * c-lex.c (cb_line_change): Remove old location code.
26119 (fe_file_change): Likewise.
26120 (cb_def_pragma): Likewise.
26121 (c_lex_with_flags): Likewise.
26122 * gengtype.c (do_typedef): Don't special-case location types.
26123 (define_location_structures): Remove.
26124 (main): Don't call define_location_structures.
26125 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26131 * builtins.def (BUILT_IN_STDARG_START): Remove.
26132 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26133 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26134 * tree-inline.c (inline_forbidden_p_1): Likewise.
26136 2008-02-26 Richard Guenther <rguenther@suse.de>
26138 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26139 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26140 (lookup_decl_from_uid): Declare.
26141 (remove_decl_from_map): Likewise.
26142 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26143 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26144 (decl_for_uid_map): New global hashtable mapping DECL_UID
26146 (init_ttree): Allocate it.
26147 (insert_decl_to_uid_decl_map): New helper function.
26148 (make_node_stat): Insert new decls into the map.
26149 (copy_node_stat): Likewise.
26150 (lookup_decl_from_uid): New function.
26151 (remove_decl_from_map): Likewise.
26152 (print_decl_for_uid_map_statistics): New helper.
26153 (dump_tree_statistics): Call it.
26155 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26156 (referenced_var_iterator): Adjust.
26157 (FOR_EACH_REFERENCED_VAR): Adjust.
26158 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26159 (num_referenced_vars): Adjust.
26160 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26161 (first_referenced_var): Remove.
26162 (end_referenced_vars_p): Likewise.
26163 (next_referenced_var): Likewise.
26164 (referenced_var_iterator_set): New helper function.
26165 * tree-dfa.c (referenced_var_lookup): Adjust.
26166 (referenced_var_check_and_insert): Likewise.
26167 (remove_referenced_var): Likewise.
26168 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26169 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26170 (verify_call_clobbering): Likewise.
26171 (verify_memory_partitions): Likewise.
26172 (init_tree_ssa): Allocate bitmap instead of hashtable for
26174 (delete_tree_ssa): Adjust.
26175 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26177 (compute_tag_properties): Likewise.
26178 (set_initial_properties): Likewise.
26179 (find_partition_for): Likewise.
26180 (update_reference_counts): Likewise.
26181 (dump_may_aliases_for): Likewise.
26182 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26183 (add_call_clobber_ops): Likewise.
26184 (add_call_read_ops): Likewise.
26185 (get_asm_expr_operands): Likewise.
26186 * tree-into-ssa.c (dump_decl_set): Likewise.
26187 (update_ssa): Likewise.
26188 * tree-sra.c (scan_function): Likewise.
26189 (decide_instantiations): Likewise.
26190 (scalarize_parms): Likewise.
26191 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26192 (dsa_named_for): Likewise.
26193 * tree-ssa-structalias.c (update_alias_info): Likewise.
26194 (merge_smts_into): Likewise.
26196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26199 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26200 * c-opts.c (c_common_handle_option): Wall enables
26201 Wvolatile-register-var.
26202 * common.opt: Move Wvolatile-register-var to...
26205 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26207 * common.opt (Wlarger-than=): New.
26208 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26210 * opts.c (common_handle_option): Handle -Wlarger-than=.
26211 * optc-gen.awk: Likewise.
26212 * opth-gen.awk: Likewise.
26213 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26214 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26218 * c-common.c (match_case_to_enum_1): Add appropriate
26219 OPT_W* parameter to warning.
26220 (c_do_switch_warnings): Likewise.
26221 * c-typeck.c (warning_init): Add one more parameter following
26222 'warning' function.
26223 (push_init_level): Update call to warning_init.
26224 (pop_init_level): Likewise.
26225 (add_pending_init): Likewise.
26226 (output_init_element: Likewise.
26228 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26231 * toplev.c (toplev_main): If there are warnings or error, print
26232 errors for ignored options.
26233 * opts.c (ignored_options): New static variable.
26234 (postpone_unknown_option_error): New.
26235 (print_ignored_options): New.
26236 (handle_option): Postpone errors for unknown -Wno-* options.
26237 * opts.h (print_ignored_options): Declare.
26239 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26241 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26244 2008-02-25 Richard Guenther <rguenther@suse.de>
26247 2008-02-25 Richard Guenther <rguenther@suse.de>
26249 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26250 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26251 (lookup_decl_from_uid): Declare.
26252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26254 (decl_for_uid_map): New global hashtable mapping DECL_UID
26256 (init_ttree): Allocate it.
26257 (insert_decl_to_uid_decl_map): New helper function.
26258 (make_node_stat): Insert new decls into the map.
26259 (copy_node_stat): Likewise.
26260 (lookup_decl_from_uid): New function.
26261 (print_decl_for_uid_map_statistics): New helper.
26262 (dump_tree_statistics): Call it.
26264 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26265 (referenced_var_iterator): Adjust.
26266 (FOR_EACH_REFERENCED_VAR): Adjust.
26267 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26268 (num_referenced_vars): Adjust.
26269 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26270 (first_referenced_var): Remove.
26271 (end_referenced_vars_p): Likewise.
26272 (next_referenced_var): Likewise.
26273 (referenced_var_iterator_set): New helper function.
26274 * tree-dfa.c (referenced_var_lookup): Adjust.
26275 (referenced_var_check_and_insert): Likewise.
26276 (remove_referenced_var): Likewise.
26277 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26279 (verify_call_clobbering): Likewise.
26280 (verify_memory_partitions): Likewise.
26281 (init_tree_ssa): Allocate bitmap instead of hashtable for
26283 (delete_tree_ssa): Adjust.
26284 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26286 (compute_tag_properties): Likewise.
26287 (set_initial_properties): Likewise.
26288 (find_partition_for): Likewise.
26289 (update_reference_counts): Likewise.
26290 (dump_may_aliases_for): Likewise.
26291 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26292 (add_call_clobber_ops): Likewise.
26293 (add_call_read_ops): Likewise.
26294 (get_asm_expr_operands): Likewise.
26295 * tree-into-ssa.c (dump_decl_set): Likewise.
26296 (update_ssa): Likewise.
26297 * tree-sra.c (scan_function): Likewise.
26298 (decide_instantiations): Likewise.
26299 (scalarize_parms): Likewise.
26300 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26301 (dsa_named_for): Likewise.
26302 * tree-ssa-structalias.c (update_alias_info): Likewise.
26303 (merge_smts_into): Likewise.
26305 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26308 * doc/invoke.texi (-fcx-limited-range): Document new option.
26309 * toplev.c (process_options): Handle -fcx-fortran-rules.
26310 * common.opt: Add documentation for -fcx-fortran-rules.
26312 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26315 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26316 actual behaviour and C99.
26318 2008-02-26 Ben Elliston <bje@au.ibm.com>
26320 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26321 (ASM_CPU_POWER6_SPEC): Likewise.
26322 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26323 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26324 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26326 2008-02-25 Richard Guenther <rguenther@suse.de>
26328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26330 (lookup_decl_from_uid): Declare.
26331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26333 (decl_for_uid_map): New global hashtable mapping DECL_UID
26335 (init_ttree): Allocate it.
26336 (insert_decl_to_uid_decl_map): New helper function.
26337 (make_node_stat): Insert new decls into the map.
26338 (copy_node_stat): Likewise.
26339 (lookup_decl_from_uid): New function.
26340 (print_decl_for_uid_map_statistics): New helper.
26341 (dump_tree_statistics): Call it.
26343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26344 (referenced_var_iterator): Adjust.
26345 (FOR_EACH_REFERENCED_VAR): Adjust.
26346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26347 (num_referenced_vars): Adjust.
26348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26349 (first_referenced_var): Remove.
26350 (end_referenced_vars_p): Likewise.
26351 (next_referenced_var): Likewise.
26352 (referenced_var_iterator_set): New helper function.
26353 * tree-dfa.c (referenced_var_lookup): Adjust.
26354 (referenced_var_check_and_insert): Likewise.
26355 (remove_referenced_var): Likewise.
26356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26358 (verify_call_clobbering): Likewise.
26359 (verify_memory_partitions): Likewise.
26360 (init_tree_ssa): Allocate bitmap instead of hashtable for
26362 (delete_tree_ssa): Adjust.
26363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26365 (compute_tag_properties): Likewise.
26366 (set_initial_properties): Likewise.
26367 (find_partition_for): Likewise.
26368 (update_reference_counts): Likewise.
26369 (dump_may_aliases_for): Likewise.
26370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26371 (add_call_clobber_ops): Likewise.
26372 (add_call_read_ops): Likewise.
26373 (get_asm_expr_operands): Likewise.
26374 * tree-into-ssa.c (dump_decl_set): Likewise.
26375 (update_ssa): Likewise.
26376 * tree-sra.c (scan_function): Likewise.
26377 (decide_instantiations): Likewise.
26378 (scalarize_parms): Likewise.
26379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26380 (dsa_named_for): Likewise.
26381 * tree-ssa-structalias.c (update_alias_info): Likewise.
26382 (merge_smts_into): Likewise.
26384 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26387 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26388 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26389 * alias.h (nonoverlapping_memrefs_p): Likewise.
26391 2008-02-25 Jan Beulich <jbeulich@novell.com>
26393 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26394 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26395 __emultls_get_address, __emultls_register_common,
26396 __floatundi?f, and _Unwind_GetIPInfo.
26397 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26398 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26399 (gen_regparm_prefix): Likewise.
26400 (i386_nlm_encode_section_info): Sync with
26401 config/i386/winnt.c:i386_pe_encode_section_info().
26402 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26403 i386_nlm_mangle_decl_assembler_name): New.
26404 (netware_override_options): New.
26405 * config/i386/netware.h (netware_override_options): Declare.
26406 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26407 (i386_nlm_mangle_decl_assembler_name): Declare.
26408 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26410 2008-02-25 Ben Elliston <bje@au.ibm.com>
26413 * c-decl.c (grokdeclarator): Remove unused local variables
26414 `typedef_type' and `type_as_written'.
26416 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26417 unused local variable `has_hot_blocks'.
26418 (fix_crossing_conditional_branches): Remove unused local variable
26421 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26423 PR middle-end/19984
26424 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26425 using DEF_C99_BUILTIN.
26426 (BUILT_IN_NANF): Ditto.
26427 (BUILT_IN_NANL): Ditto.
26429 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26430 Revital Eres <eres@il.ibm.com>
26432 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26433 regarding the order of two dependent insns in the same row.
26435 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26437 * stor-layout.c (layout_decl): Do not bump the alignment of a
26438 bit-field to more than byte alignment if it is packed.
26440 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26442 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26445 2008-02-24 Diego Novillo <dnovillo@google.com>
26447 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26450 * tree-vrp.c (vrp_evaluate_conditional): With
26451 -Wtype-limits, emit a warning when comparing against a
26452 constant outside the natural range of OP0's type.
26453 * c.opt (Wtype-limits): Move ...
26454 * common.opt (Wtype-limits): ... here.
26456 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26458 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26459 * config/rs6000/e300c2c3.md: New file.
26460 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26462 (rs6000_override_options): Add e300c2 and e300c3 cases to
26463 processor_target_table. Do not allow usage of Altivec or Spe
26464 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26465 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26466 * config/rs6000/rs6000.h (processor_type): Add
26467 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26468 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26469 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26470 and ppce300c3. Include e300c2c3.md.
26472 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26474 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26475 instead of TARGET_STRICT_ALIGN.
26477 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26479 * explow.c (memory_address): Assert that the generated address is
26482 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26485 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26486 * config/darwin-ppc-ldouble-patch.def: New file.
26487 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26488 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26489 SUBTARGET_INIT_BUILTINS if defined.
26490 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26493 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26496 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26497 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26499 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26502 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26503 file" warning condtional on -Winvalid-PCH.
26505 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26507 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26509 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26513 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26514 prevent reload from using MMX registers.
26515 (*mov<mode>_internal): Ditto.
26516 (*movv2sf_internal_rex64): Ditto.
26517 (*movv2sf_internal): Ditto.
26519 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26521 PR documentation/31569
26522 * doc/install.texi2html: Use makeinfo --no-number-sections.
26524 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26526 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26527 ensure that we can address an entire entity > 8 bytes. Don't
26528 generate reg+reg addressing for such data.
26530 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26532 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26533 strings when optimizing for size, unless the target cares about
26536 2008-02-22 Tom Tromey <tromey@redhat.com>
26538 * regclass.c (current_pass): Remove declaration.
26540 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26542 * config/avr/libgcc.S (__RAMPZ__): Define.
26543 (__do_copy_data): Add for devices with 128KB code memory.
26545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26547 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26549 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26551 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26553 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26556 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26559 * c-typeck.c (build_binary_op): Warn about floating point
26560 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26562 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26565 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26566 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26568 (rs6000_override_options): Set altivec_abi as default, not override,
26569 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26570 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26571 is used; use new member spe_abi.
26572 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26573 spe_abi and altivec_abi.
26575 2008-02-22 Tomas Bily <tbily@suse.cz>
26577 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26579 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26582 * config.build (build_file_translate): Set to `CMD //c' only if
26584 * Makefile.in (build_file_translate): Improve comment.
26586 2008-02-21 Jan Hubicka <jh@suse.cz>
26588 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26589 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26590 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26592 2008-02-21 Michael Matz <matz@suse.de>
26595 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26597 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26599 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26600 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26601 as insn constraint.
26602 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26603 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26604 SSE_VEC_FLOAT_MODE_P as insn constraint.
26605 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26606 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26607 sse4a_movntdf using MODEF mode iterator.
26608 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26609 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26610 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26611 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26612 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26613 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26614 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26616 2008-02-21 Richard Guenther <rguenther@suse.de>
26618 * tree.def (PAREN_EXPR): New tree code.
26619 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26621 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26622 * expr.c (expand_expr_real_1): Likewise.
26623 * tree-inline.c (estimate_num_insns_1): Likewise.
26624 * tree-complex.c (expand_complex_move): Likewise.
26625 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26628 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26631 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26633 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26636 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26638 * config/sh/sh.c (find_barrier): Don't go past
26639 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26641 2008-02-20 DJ Delorie <dj@redhat.com>
26643 * config/h8300/h8300.md (insv): Force source operand to be a register.
26645 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26646 as a jump, not as a plain insn.
26648 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26650 * doc/invoke.texi (Warning Options): Add new option
26651 -Wframe-larger-than=.
26652 (-Wframe-larger-than): Document.
26654 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26655 Add declarations for new option variables.
26657 * final.c (final_start_function): Check the frame size
26658 before emission and issue a Wframe-larger-than warning.
26660 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26661 Add definitions for new option variables.
26662 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26664 * common.opt (Wframe-larger-than=): New option.
26666 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26668 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26669 (<sse>_div<mode>3): Ditto.
26670 (<sse>_vmdiv<mode>3): Ditto.
26671 (<sse>_vmsqrt<mode>2): Ditto.
26672 (*smax<mode>3): Ditto.
26673 (sse5_frcz<mode>2): Ditto.
26674 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26675 as insn constraint.
26677 2008-02-20 Richard Guenther <rguenther@suse.de>
26679 PR middle-end/35265
26680 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26681 be happy with INTEGRAL_TYPE_P.
26683 2008-02-20 Richard Guenther <rguenther@suse.de>
26685 * fold-const.c (split_tree): Associate floatig-point expressions
26686 if flag_associative_math is set.
26688 2008-02-20 Richard Guenther <rguenther@suse.de>
26690 * tree.h (fold_real_zero_addition_p): Declare.
26691 * fold-const.c (fold_real_zero_addition_p): Export.
26692 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26693 floating-point operations with zero and one.
26695 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26697 * doc/install.texi: Correct references to CFLAGS, replacing them
26698 with BOOT_CFLAGS. Document flags used during bootstrap for
26701 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26703 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26704 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26705 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26707 (smin<mode>3): Ditto from similar patterns.
26708 (smax<mode>3): Ditto.
26709 (*ieee_smin<mode>3): Ditto.
26710 (*ieee_smax<mode>3): Ditto.
26711 * config/i386/sse.md (sse): New mode attribute.
26712 (mov<mode>): Macroize expander from movv4sf and movv2df using
26713 SSEMODEF2P mode iterator.
26714 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26715 SSE_VEC_FLOAT_MODE_P as insn constraint.
26716 (storent<mode>): Ditto.
26717 (storent<mode>): Macroize expander from storentsf and storentdf using
26718 MODEF mode iterator.
26719 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26720 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26721 (abs<mode>2): Ditto from similar patterns.
26722 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26723 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26724 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26725 (<sse>_vmsqrt<mode>2): Ditto.
26726 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26727 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26728 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26729 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26730 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26731 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26732 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26734 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26735 iterator and SSE_FLOAT_MODE_P as insn constraint.
26736 (<sse>_ucomi): Ditto from similar patterns.
26737 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26738 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26739 SSE_VEC_FLOAT_MODE_P as insn constraint.
26740 (vcond<mode>): Ditto from similar patterns.
26741 (and<mode>3, *and<mode>3): Ditto.
26742 (<sse>_nand<mode>3): Ditto.
26743 (ior<mode>3, *ior<mode>3): Ditto.
26744 (xor<mode>3, *xor<mode>3): Ditto.
26745 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26746 iterator and SSE_FLOAT_MODE_P as insn constraint.
26747 (*nand<mode>3): Ditto from similar patterns.
26748 (*ior<mode>3): Ditto.
26749 (*xor<mode>3): Ditto.
26751 2008-02-20 Ira Rosen <irar@il.ibm.com>
26753 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26754 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26755 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26757 2008-02-19 Jan Hubicka <jh@suse.cz>
26759 * predict.c (tree_bb_level_predictions): Remove variable next
26760 mistakely introduced by previous commit.
26762 2008-02-19 Jan Hubicka <jh@suse.cz>
26764 * predict.c (predict_paths_leading_to): Rewrite.
26765 (predict_paths_for_bb): New.
26766 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26768 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26771 * Makefile.in (build_file_translate): New.
26772 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26773 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26774 * configure.ac (build_file_translate): Substitute it.
26775 * configure: Regenerate.
26777 2008-02-19 Jan Hubicka <jh@suse.cz>
26779 PR rtl-optimization/34408
26780 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26783 2008-02-19 Jan Hubicka <jh@suse.cz>
26785 PR middle-end/28779
26786 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26789 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26792 * config/i386/i386-modes.def: Revert the last DI alignment
26793 change until Ada people can look into it.
26795 2008-02-19 Nick Clifton <nickc@redhat.com>
26797 * opts.c (print_specific_help): Fix typo in --help text.
26799 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26802 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26803 32-bit inline asm without asm alternatives for host GCC < 3.0.
26805 2008-02-19 Richard Guenther <rguenther@suse.de>
26807 PR tree-optimization/34989
26808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26809 Allow propagation to INDIRECT_REF if we can simplify only.
26811 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26813 * c-common.c (warn_for_collisions_1): Use appropriate option when
26816 2008-02-19 Nick Clifton <nickc@redhat.com>
26819 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26820 (handle_options): Fix indentation.
26821 (print_filtered_help): If no language-specific options were
26822 displayed tell the user how to list all the options supported by
26823 the language's front-end.
26824 (print_specific_help): Fix indentation and remove duplicate line.
26825 (common_handle_option): Handle the -v option.
26826 For --help enable the display of undocumented options if the -v
26827 switch has been included on the command line.
26828 For --help= check for overlaps in the arguments between the option
26829 classes and the language names and issue a warning when they
26830 cannot be disambiguated.
26831 * c.opt (v): Pass on to the common option handler.
26833 2008-02-19 Revital Eres <eres@il.ibm.com>
26835 * modulo-sched.c (sms_schedule): Change dump message when
26836 create_ddg function fails.
26837 (try_scheduling_node_in_cycle): Rename row to cycle.
26838 (print_partial_schedule): Rename CYCLE to ROW.
26840 2008-02-19 Christian Bruel <christian.bruel@st.com>
26841 Zdenek Dvorak <ook@ucw.cz>
26843 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26845 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26848 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26849 (*x86_movdicc_0_m1_se): Ditto.
26851 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26853 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26854 (CMPtype): Define as __gcc_CMPtype.
26855 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26856 (CMPtype): Define as __gcc_CMPtype.
26858 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26860 Support valgrind 3.3 for --enable-checking=valgrind.
26861 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26863 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26864 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26865 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26866 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26867 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26868 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26869 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26871 * ggc-zone.c: Similar.
26872 * ggc-page.c: Similar.
26874 2008-02-19 Paul Brook <paul@codesourcery.com>
26877 * config/arm/ieee754-df.S: Fix do_it typo.
26878 * config/arm/ieee754-sf.S: Fix do_it typo.
26880 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26883 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26884 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26885 (OPTION_MASK_ISA_SSE_SET): Likewise.
26886 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26887 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26888 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26889 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26890 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26891 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26892 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26893 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26894 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26895 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26896 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26897 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26898 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26899 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26900 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26901 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26902 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26903 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26904 (OPTION_MASK_ISA_SSE4): Removed.
26905 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26906 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26907 (override_options): Don't turn on implied SSE/MMX bits in
26910 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26915 2008-02-18 Joey Ye <joey.ye@intel.com>
26917 PR middle-end/34921
26918 * tree-nested.c (insert_field_into_struct): Set type alignment
26919 to field alignment if the former is less than the latter.
26921 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26923 * BASE-VER: Set to 4.4.0.
26925 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26927 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26928 * doc/cfg.texi: Likewise.
26929 * doc/extend.texi: Likewise.
26930 * doc/gty.texi: Likewise.
26931 * doc/invoke.texi: Likewise.
26932 * doc/loop.texi: Likewise.
26933 * doc/md.texi: Likewise.
26934 * doc/passes.texi: Likewise.
26935 * doc/rtl.texi: Likewise.
26936 * doc/sourcebuild.texi: Likewise.
26937 * doc/tm.texi: Likewise.
26938 * doc/tree-ssa.texi: Likewise.
26940 2008-02-17 Richard Guenther <rguenther@suse.de>
26942 PR middle-end/35227
26943 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26944 without default definition.
26946 2008-02-17 Richard Guenther <rguenther@suse.de>
26948 PR tree-optimization/35231
26949 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26952 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26956 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26957 libgcc_cmp_return mode.
26959 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26962 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26964 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26966 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26969 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26971 * doc/c-tree.texi: Use `@.' where appropriate.
26972 * doc/extend.texi: Likewise.
26973 * doc/install.texi: Likewise.
26974 * doc/invoke.texi: Likewise.
26975 * doc/loop.texi: Likewise.
26976 * doc/makefile.texi: Likewise.
26977 * doc/md.texi: Likewise.
26978 * doc/passes.texi: Likewise.
26979 * doc/standards.texi: Likewise.
26980 * doc/tm.texi: Likewise.
26982 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26984 PR middle-end/35196
26985 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26987 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26988 rather than in entry_bb.
26990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26992 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26993 libgcc_cmp_return mode.
26995 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26997 PR middle-end/35130
26998 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26999 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27001 2008-02-15 Richard Guenther <rguenther@suse.de>
27002 Zdenek Dvorak <ook@ucw.cz>
27004 PR tree-optimization/35164
27005 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27006 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27008 Only propagate addresses which do not have abnormal SSA_NAMEs
27011 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27014 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27016 2008-02-15 Jan Hubicka <jh@suse.cz>
27018 PR middle-end/35149
27019 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27023 PR middle-end/34621
27024 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27025 when calculating alignment_pad.
27027 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27029 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27030 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27031 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27032 and STACK_BOUNDARY define.
27034 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27036 PR preprocessor/35061
27037 * c-pragma.c (handle_pragma_pop_macro): Check that
27038 pushed_macro_table has been allocated.
27040 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27042 PR middle-end/35136
27043 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27044 (force_gimple_operand): Likewise.
27045 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27046 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27047 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27048 (find_interesting_uses_address): Check addressability and alignment
27049 of the base expression only after substituting bases of IVs into it.
27051 2008-02-14 Michael Matz <matz@suse.de>
27054 * function.c (instantiate_virtual_regs_in_insn): Reload address
27055 before falling back to reloading the whole operand.
27057 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27059 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27060 before the first section switch note.
27062 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27064 * doc/bugreport.texi: Update copyright years.
27065 * doc/c-tree.texi: Likewise.
27066 * doc/cfg.texi: Likewise.
27067 * doc/cpp.texi: Likewise.
27068 * doc/cppinternals.texi: Likewise.
27069 * doc/fragments.texi: Likewise.
27070 * doc/frontends.texi: Likewise.
27071 * doc/gcc.texi: Likewise.
27072 * doc/gty.texi: Likewise.
27073 * doc/hostconfig.texi: Likewise.
27074 * doc/implement-c.texi: Likewise.
27075 * doc/libgcc.texi: Likewise.
27076 * doc/loop.texi: Likewise.
27077 * doc/makefile.texi: Likewise.
27078 * doc/options.texi: Likewise.
27079 * doc/passes.texi: Likewise.
27080 * doc/rtl.texi: Likewise.
27081 * doc/sourcebuild.texi: Likewise.
27082 * doc/standards.texi: Likewise.
27083 * doc/tree-ssa.texi: Likewise.
27084 * doc/trouble.texi: Likewise.
27086 * doc/extend.texi: Use @: or add comma where appropriate.
27087 * doc/invoke.texi: Likewise.
27088 * doc/tm.texi: Likewise.
27090 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27093 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27096 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27098 * doc/md.texi (clz, ctz): Add reference.
27099 * doc/rtl.texi (clz, ctz): Likewise.
27101 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27104 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27107 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27109 * config/s390/s390.c (struct constant_pool): New field
27110 emit_pool_after added.
27111 (s390_mainpool_start): Set the emit_pool_after flag according
27112 to the section switch notes.
27113 (s390_mainpool_finish): Consider emit_pool_after when emitting
27114 the literal pool at the end of the function.
27115 (s390_chunkify_start): Force literal pool splits at section
27118 2008-02-13 Michael Matz <matz@suse.de>
27121 * var-tracking.c (clobber_variable_part): Correctly traverse the
27124 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27127 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27128 Add -fdump-ipa-inline.
27129 * tree-dump.c (dump_files): Remove tree-inlined dump.
27130 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27132 2008-02-12 Richard Guenther <rguenther@suse.de>
27134 PR tree-optimization/35171
27135 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27138 2008-02-12 Richard Guenther <rguenther@suse.de>
27140 PR middle-end/35163
27141 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27142 value-preserving mode. Disallow final truncation.
27144 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27146 PR middle-end/35136
27147 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27148 code from here to...
27149 (force_gimple_operand): ...here.
27151 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27154 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27155 non-compatible pointers.
27156 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27157 different FIELD_DECLs, try harder by comparing field offsets, sizes
27160 PR inline-asm/35160
27161 * function.c (match_asm_constraints_1): Don't replace the same input
27164 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27166 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27167 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27168 (expand_epilogue): Restore RAMPZ register.
27169 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27171 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27173 * config/i386/cygwin.asm (__alloca): Correct calling
27174 convention and alignment.
27175 (__chkstk): Force 8 byte stack alignment.
27177 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27178 Richard Guenther <rguenther@suse.de>
27180 PR tree-optimization/33992
27181 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27182 the zero we compare against.
27184 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27186 PR libfortran/35063
27187 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27188 to CloseHandle after unlocking to prevent accumulation of handle
27191 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27193 PR middle_end/34150
27194 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27195 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27196 and update LABEL_NUSES during and after reload.
27198 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27200 PR middle-end/34627
27201 * combine.c (simplify_if_then_else): Make sure the comparison is
27202 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27204 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27207 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27208 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27209 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27210 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27211 * tree.h (get_type_static_bounds): Likewise.
27213 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27215 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27216 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27217 Make -Wfoo language annotations match what the compiler outputs.
27219 2008-02-08 Sa Liu <saliu@de.ibm.com>
27221 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27222 intrinsics spu_convts, spu_convtu, spu_convtf.
27224 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27226 * doc/extend.texi (Function Attributes) <noinline>: Mention
27227 asm ("") as method to keep calls.
27229 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27232 * doc/options.texi (Options): Replace references to opts.sh with
27234 * opts-common.c: Likewise.
27235 * optc-gen.awk: Likewise.
27237 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27239 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27241 2008-02-07 Richard Henderson <rth@redhat.com>
27244 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27245 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27248 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27250 PR tree-optimization/35085
27251 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27252 for operand entry oe2 in addition to operand entry oe3 in order to
27253 expose more opportunities for vectorizer sum reduction.
27255 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27258 * Makefile.in (LIBS): Remove $(GMPLIBS).
27259 (cc1-dummy, cc1): Add $(GMPLIBS).
27261 2008-02-06 Jan Hubicka <jh@suse.cz>
27264 * i386.md (moddf_integer): Do not produce partial memory stalls for
27265 targets where it hurts.
27267 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27270 * optabs.c (expand_float): Do not check for decimal modes when
27271 expanding unsigned integer through signed conversion.
27273 2008-02-06 Nick Clifton <nickc@redhat.com>
27275 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27276 inside the clobber with a match_operand and duplicated operand
27277 number in the constraint.
27278 (ineqbranchsi): Delete redundant comment.
27280 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27282 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27283 builtin_define ("__USE_INIT_FINI__").
27284 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27286 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27288 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27290 PR documentation/30330
27291 * doc/invoke.texi (C++ Dialect Options)
27292 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27293 For each warning option -Wfoo that allows -Wno-foo, ensure both
27294 -Wfoo and -Wno-foo are listed in the option index. Fix index
27295 entry of -Wswitch-default, index -Wnormalized= including the
27296 `=', and -Wlarger-than-@var{len} including @var{len}.
27298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27300 * config/i386/i386.md (floatunssisf2): Use
27301 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27302 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27303 Macroize expander using MODEF mode iterator.
27305 2008-02-05 Diego Novillo <dnovillo@google.com>
27307 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27310 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27312 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27315 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27317 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27320 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27321 to indicate if a message should be generated.
27322 (init_cumulative_args): Updated.
27323 (function_value_32): Likewise.
27325 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27327 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27329 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27332 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27333 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27335 2008-02-04 Diego Novillo <dnovillo@google.com>
27337 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27340 * tree-vrp.c (vrp_evaluate_conditional): With
27341 -Wtype-limits, emit a warning when comparing against a
27342 constant outside the natural range of OP0's type.
27344 2008-02-04 Richard Guenther <rguenther@suse.de>
27346 PR middle-end/33631
27347 * expr.c (count_type_elements): Give for unions instead of
27350 2008-02-04 Richard Guenther <rguenther@suse.de>
27352 PR middle-end/35043
27353 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27354 to TYPE_DOMAINs base type instead of using bitsizetype here.
27356 2008-02-03 Jason Merrill <jason@redhat.com>
27358 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27360 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27363 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27364 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27365 (RS/6000 and PowerPC Options): Fix typos and markup.
27366 * doc/passes.texi (Tree-SSA passes): Likewise.
27368 2008-02-02 Michael Matz <matz@suse.de>
27371 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27372 from record_last_reg_set_info.
27373 (record_last_reg_set_info): Take an RTX argument, iterate over all
27374 constituent hardregs.
27375 (record_last_set_info, record_opr_changes): Change calls to
27376 new signature or to record_last_reg_set_info_regno.
27378 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27380 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27382 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27384 PR rtl-optimization/34773
27385 * reg-notes.def (EQUAL): Mention significance of combination of
27386 REG_EQUAL and REG_RETVAL.
27387 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27388 insn that has a REG_RETVAL.
27390 2008-02-01 Roger Sayle <roger@eyesopen.com>
27393 * configure.ac (--enable-fixed-point): Disable unless explicitly
27395 * configure: Regenerate.
27397 2008-02-01 Richard Guenther <rguenther@suse.de>
27400 * invoke.texi (-finline-limit): Remove no longer true parts
27401 of the documentation. Note that there is no default value.
27403 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27404 Mark Mitchell <mark@codesourcery.com>
27405 Ben Elliston <bje@au.ibm.com>
27408 * doc/extend.texi (Other Builtins): Document.
27410 2008-01-31 Tom Browder <tom.browder@gmail.com>
27412 * doc/c-tree.texi (Types): Fix grammar.
27413 (Expression trees): Ditto.
27414 * doc/passes.texi (Tree-SSA passes): Ditto.
27416 * doc/configterms.texi (Configure Terms): Fix typo.
27417 * doc/cpp.texi (Common Predefined Macros): Ditto.
27418 * doc/md.texi (Machine Constraints): Ditto.
27420 * doc/makefile.texi (Makefile): Add comma.
27422 2008-01-31 Tom Browder <tom.browder@gmail.com>
27423 Gerald Pfeifer <gerald@pfeifer.com>
27425 * doc/sourcebuild.texi (Front End): Remove references to CVS
27426 and CVSROOT/modules.
27427 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27428 (Back End): Remove reference to CVS.
27430 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27433 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27435 (mips16_gp_pseudo_reg): ...here.
27436 * config/mips/mips.md (load_const_gp): Replace with...
27437 (load_const_gp_<mode>): ...this :P-based insn.
27439 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27441 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27442 options. Minor fixes.
27443 (-std): Move reference to standards closer to where language
27444 standards are first mentioned.
27446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27448 PR rtl-optimization/34995
27449 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27450 parameter and return a bool. If the rtx parameter is nonnull,
27451 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27452 (find_reloads): Update call accordingly. Pass the new operand
27453 if it needed no address reloads, otherwise pass null.
27455 2008-01-30 Richard Henderson <rth@redhat.com>
27458 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27459 for unbounded arrays.
27461 2008-01-30 Silvius Rus <rus@google.com>
27463 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27465 2008-01-30 Jan Hubicka <jh@suse.cz>
27468 * i386.c (init_cumulative_args): Use real function declaration when
27471 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27473 PR rtl-optimization/34998
27474 * global.c (build_insn_chain): Treat non-subreg_lowpart
27475 SUBREGs of pseudos as clobbering all the words covered by the
27476 SUBREG, not just all the bytes.
27477 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27478 original df_ref rather than an extract parameter.
27479 (global_conflicts): Update call accordingly.
27481 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27483 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27484 the overflow check to make it easier to read.
27485 (__fixtfdi): Change the type of the ll member in union
27486 long_double to UDItype_x.
27488 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27490 PR middle-end/34969
27491 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27492 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27493 * tree-inline.c (fold_marked_statements): Call
27494 cgraph_update_edges_for_call_stmt if folding a call statement.
27495 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27496 debug_generic_stmt calls, reset it back afterwards.
27499 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27501 * c-typeck.c (build_external_ref): Don't pedwarn about
27502 static vars in current function's scope.
27504 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27506 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27508 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27511 * ipa-struct-reorg.c: Fix spelling.
27512 * params.def: Ditto.
27514 2008-01-29 Richard Guenther <rguenther@suse.de>
27516 PR middle-end/35006
27517 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27519 * tree-inline.c (remap_type): Increment remapping_type_depth
27520 around remapping types.
27521 (copy_body_r): Only add referenced variables if they are referenced
27522 from code, not types.
27524 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27535 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27536 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27538 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27541 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27542 pointer for tiny stack.
27544 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27546 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27548 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27550 * config/vx-common.h: Fix typo in comment.
27552 2008-01-28 Ian Lance Taylor <iant@google.com>
27556 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27557 coalesce pointers if they have different DECL_NO_TBAA_P values.
27558 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27559 between variables with different DECL_NO_TBAA_P values.
27561 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27564 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27565 are not legitimate small data references on SPE targets.
27567 2008-01-28 David Daney <ddaney@avtrex.com>
27569 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27571 2008-01-28 David Daney <ddaney@avtrex.com>
27573 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27575 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27577 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27578 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27579 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27580 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27581 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27582 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27583 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27584 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27586 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27588 * basic-block.h (condjump_equiv_p): Fix comment.
27590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27592 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27593 print_generic_stmt_indented): Fix comment.
27595 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27597 * configure.ac (__stack_chk_fail): Add detecion for availability
27598 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27599 * configure: Regenerate.
27601 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27603 PR middle-end/34688
27604 * final.c (output_addr_const): Handle TRUNCATE.
27606 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27609 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27610 (zero_cost, infinite_cost): New constants.
27611 (struct cost_pair): Change type of cost to comp_cost.
27612 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27613 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27615 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27616 split_address_cost, ptr_difference_cost, difference_cost,
27617 get_computation_cost_at, get_computation_cost,
27618 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27619 determine_use_iv_cost_condition, determine_use_iv_costs,
27620 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27621 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27622 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27623 Change type of cost to comp_cost.
27624 (determine_iv_cost): Increase cost of non-original ivs, instead
27625 of decreasing the cost of original ones.
27626 (get_address_cost): Indicate the complexity of the addressing mode
27628 (try_add_cand_for): Prefer using ivs not specific to some object.
27629 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27631 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27632 Janis Johnson <janis187@us.ibm.com>
27635 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27636 (TARGET_INSTANTIATE_DECLS): Likewise.
27637 * target.h (expand_to_rtl_hook): New target hook.
27638 (instantiate_decls): Likewise.
27639 * function.c (instantiate_decl): Make non-static. Rename to...
27640 (instantiate_decl_rtl): ... this.
27641 (instantiate_expr): Use instantiate_decl_rtl.
27642 (instantiate_decls_1): Likewise.
27643 (instantiate_decls): Likewise.
27644 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27645 * function.h (instantiate_decl_rtl): Add prototype.
27646 * cfgexpand.c (target.h): New include.
27647 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27648 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27649 (TARGET_INSTANTIATE_DECLS): Likewise.
27650 (TARGET_INITIALIZER): New target hooks added.
27651 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27653 * config/rs6000/rs6000.c (tree-flow.h): New include.
27654 (machine_function): Add sdmode_stack_slot field.
27655 (rs6000_alloc_sdmode_stack_slot): New function.
27656 (rs6000_instantiate_decls): Likewise.
27657 (rs6000_secondary_memory_needed_rtx): Likewise.
27658 (rs6000_check_sdmode): Likewise.
27659 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27660 (TARGET_INSTANTIATE_DECLS): Likewise.
27661 (rs6000_hard_regno_mode_ok): Allow SDmode.
27662 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27663 (rs6000_emit_move): Handle SDmode.
27664 (function_arg_advance): Likewise.
27665 (function_arg): Likewise.
27666 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27667 SDmode var args for 32-bit compiles.
27668 (rs6000_secondary_reload_class): Handle SDmode.
27669 (rs6000_output_function_epilogue): Likewise.
27670 (rs6000_function_value): Simplify if statement.
27671 (rs6000_libcall_value): Likewise.
27672 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27673 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27674 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27675 (movsd_hardfloat): New define_insn.
27676 (movsd_softfloat): Likewise.
27677 (movsd_store): Likewise.
27678 (movsd_load): Likewise.
27679 (extendsddd2): Likewise.
27680 (extendsdtd2): Likewise.
27681 (truncddsd2): Likewise.
27682 (movdd_hardfloat64): Fixup comment.
27683 (UNSPEC_MOVSD_LOAD): New constant.
27684 (UNSPEC_MOVSD_STORE): Likewise.
27686 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27689 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27691 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27692 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27693 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27694 and TRUTH_XOR_EXPR.
27696 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27699 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27701 __LONGDOUBLE128 too.
27702 * config/rs6000/aix61.h: New file.
27704 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27706 PR rtl-optimization/34959
27707 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27708 popcount and parity rtxes the same mode as their operand.
27709 Truncate or extend the result to the return value's mode
27712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27715 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27716 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27717 to GOT_VERSION_REGNUM.
27718 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27719 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27720 * config/mips/mips.c (mips_emit_call_insn): New function.
27721 (mips_call_tls_get_addr): Call mips_expand_call directly.
27722 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27724 (mips16_build_call_stub): Likewise. Return the call insn or null.
27725 (mips_expand_call): Update the call to mips16_build_call_stub
27726 accordingly and a remove redundant condition. Assert that MIPS16
27727 stubs do not use lazy binding. Use mips_emit_call_insn and return
27729 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27731 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27732 (mips_avoid_hazard): Remove hazard_set handling.
27733 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27734 (UNSPEC_RESTORE_GP): ...this.
27735 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27736 (FAKE_CALL_REGNO): Rename to...
27737 (GOT_VERSION_REGNUM): ...this.
27738 (type): Add "ghost" value. Add an associated insn reservation.
27739 (hazard_set): Remove.
27740 (exception_receiver): Rename to...
27741 (restore_gp): ...this and update the unspec identifier accordingly.
27742 (exception_receiver, nonlocal_got_receiver): New expanders.
27743 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27744 FAKE_CALL_REGNO. Remove hazard_set attribute.
27745 (set_got_version, update_got_version): New patterns.
27747 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27750 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27752 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27755 * doc/install.texi2html: Generate gcc-vers.texi.
27757 2008-01-25 DJ Delorie <dj@redhat.com>
27759 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27761 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27763 * config/c4x: Remove directory.
27764 * config.gcc (crx-*, mt-*): Mark obsolete.
27765 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27766 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27767 sh-*-rtemscoff*): Remove cases.
27768 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27769 * real.c (encode_c4x_single, decode_c4x_single,
27770 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27771 c4x_extended_format): Remove.
27772 * real.h (c4x_single_format, c4x_extended_format): Remove.
27773 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27775 (Pragmas): Remove comment about c4x pragmas.
27776 * doc/install.texi (c4x): Remove target-specific instructions.
27777 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27778 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27779 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27780 refer to C4x source files as examples.
27781 (C4X_FLOAT_FORMAT): Remove documentation.
27783 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27785 * config/bfin/bfin.c (override_options): Reorder tests so that
27786 flag_pic gets enabled for -msep-data.
27788 2008-01-25 Richard Guenther <rguenther@suse.de>
27790 PR middle-end/32244
27791 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27792 to its bitfield precision if required.
27794 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27796 PR middle-end/33880
27797 * tree-nested.c (walk_omp_for): New function.
27798 (convert_nonlocal_reference, convert_local_reference): Call
27799 walk_omp_for on OMP_FOR.
27800 (convert_call_expr): Call walk_body on OMP_FOR's
27801 OMP_FOR_PRE_INIT_BODY.
27803 2008-01-25 Richard Guenther <rguenther@suse.de>
27805 PR tree-optimization/34966
27806 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27807 default defs and PHI_NODEs we have to insert after the
27808 defining statement.
27810 2008-01-24 Nick Clifton <nickc@redhat.com>
27812 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27813 Provide a default definition.
27814 (LIBGCC2_UNITS_PER_WORD): Likewise.
27816 * config/stormy16/stormy16.c: Include df.h for the prototype
27817 for df_regs_ever_live_p.
27818 (xstormy16_expand_builtin_va_start): Convert the stack offset
27819 into a component_ref and then use POINTER_PLUS_EXPR to add it
27820 to the incoming_virtual_args_rtx.
27821 (xstormy16_gimplify_va_arg_expr): Rename to
27822 xstormy16_gimplify_va_arg_expr.
27823 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27824 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27825 xstormy16_gimplify_va_arg_expr.
27826 Fix up some formatting issues.
27828 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27829 Move to predicates.md.
27830 (xs_hi_general_operand): Likewise.
27831 (xs_hi_nonmemory_operand): Likewise.
27832 * config/stormy16/predicates.md:
27833 (xstormy16_carry_plus_operand): New predicate.
27834 (xs_hi_general_operand): New predicate.
27835 (xs_hi_nonmemory_operand): New predicate.
27836 * config/stormy16/stormy16-protos.h:
27837 (xstormy16_carry_plus_operand): Delete prototype.
27838 (xs_hi_general_operand): Likewise.
27839 (xs_hi_nonmemory_operand): Likewise.
27841 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27842 modifiers as they are no longer needed and they can trigger
27843 reload spill failures.
27845 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27846 with a match_operand in order to help reload.
27848 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27849 constraint with 'e' for the 8th alternative as this version of
27850 the mov.w instruction only accepts the lower 8 registers.
27852 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27855 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27856 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27859 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27861 PR middle-end/33333
27862 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27866 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27868 (remove_structure): Update allocations list before removing structure.
27870 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27872 * ipa-struct-reorg.c (is_safe_cond_expr,
27873 create_new_stmts_for_cond_expr): Use integer_zerop function,
27874 that recognize not only zero-pointer, but zero-integer too.
27876 2008-01-25 Ben Elliston <bje@au.ibm.com>
27879 * fixproto: Escape "." in sed expression that strips leading "./".
27881 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27884 * gcc.c (SWITCH_OK): Removed.
27885 (SWITCH_LIVE): Changed to bit.
27886 (SWITCH_FALSE): Likewise.
27887 (SWITCH_IGNORE): Likewise.
27888 (switchstr): Change live_cond to unsigned int.
27889 (process_command): Replace SWITCH_OK with 0.
27890 (do_self_spec): Likewise.
27891 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27892 (give_switch): Likewise.
27893 (used_arg): Likewise.
27894 (do_spec_1): Set the SWITCH_IGNORE bit.
27895 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27896 bits. Set the SWITCH_LIVE bit.
27898 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27900 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27902 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27904 PR tree-optimization/34472
27905 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27906 parameter to a "bool *" and set *DATA to false if there is
27907 an unsafe access. Do not delete the structure here.
27908 (check_cond_exprs): Delete it here instead.
27909 (check_cond_exprs, exclude_cold_structs): Do not increase
27910 I when removing a structure.
27912 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27915 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27916 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27918 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27920 PR middle-end/34934
27921 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27922 a fixed vector for stack.
27924 2008-01-24 Ben Elliston <bje@au.ibm.com>
27927 * doc/gcc.texi (Software development): Add a direntry for g++.
27929 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27931 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27932 stale and straggling -fforce-addr comments above.
27934 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27936 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27937 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27939 2008-01-23 Michael Matz <matz@suse.de>
27942 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27945 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27947 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27948 malloc result type.
27950 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27952 * config/avr/avr.c (avr_current_arch): New variable.
27953 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27954 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27955 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27956 (avr_override_options): Init 'avr_current_arch'.
27957 (base_arch_s): Move from here...
27958 * config/avr/avr.h (base_arch_s): ... here. Add new members
27959 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27960 'mega' to 'have_jmp_call'.
27961 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27962 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27964 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27966 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27967 MULTILIB_MATCHES): Ditto.
27969 2008-01-23 Richard Guenther <rguenther@suse.de>
27971 PR middle-end/31529
27972 * cgraphunit.c (cgraph_reset_node): Always mark the node
27973 not reachable if it is not queued already.
27975 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27977 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27978 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27979 (cputype_selected): New static variable.
27980 (bfin_handle_option): Set it if -mcpu is used.
27981 (override_option): Select default set of workarounds if no cpu type
27982 selected on the command line.
27983 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27985 From Michael Frysinger <michael.frysinger@analog.com>
27986 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27987 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27989 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27990 for bf547, bf523, bf524, and bf526.
27991 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27993 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27994 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27995 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27996 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27997 * doc/invoke.texi (Blackfin Options): Document that
27998 -mcpu now accept bf547, bf523, bf524, and bf526.
28000 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28002 PR rtl-optimization/34628
28003 * combine.c (try_combine): Stop and undo after the first combination
28004 if an autoincrement side-effect on the first insn has effectively
28007 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28010 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28011 Offset addresses are not valid for Altivec or paired float modes.
28013 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28016 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28017 if DECL_INITIAL (decl) is error_mark_node.
28020 * c-common.c (handle_vector_size_attribute): Only allow
28021 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28022 the same way as pointer, array etc. types.
28023 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28026 * tree.c (build_type_attribute_qual_variant): Call
28027 build_qualified_type if attributes are equal, but quals are not.
28029 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28032 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28033 * flags.h (warn_strict_aliasing): Remove.
28034 (warn_strict_overflow): Remove.
28035 * opts.c (warn_strict_aliasing): Remove.
28036 (warn_strict_overflow): Remove.
28037 * c-opts.c (c_common_handle_option): -Wall only sets
28038 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28039 (c_common_post_options): Give default values to -Wstrict-aliasing
28040 and -Wstrict-overflow if they are uninitialized.
28041 * common.opt (Wstrict-aliasing): Specify Var and Init.
28042 (Wstrict-overflow): Likewise.
28044 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28046 PR rtl-optimization/26854
28047 PR rtl-optimization/34400
28048 PR rtl-optimization/34884
28049 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28051 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28052 (df_rd_bb_info.expanded_lr_out): Deleted
28053 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28054 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28055 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28056 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28057 Removed code to allocate, initialize or free expanded_lr_out.
28058 (df_rd_bb_local_compute_process_def): Restructured to make more
28060 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28061 sets if the sets are being trimmed.
28063 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28066 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28067 (as_vers): Likewise.
28068 * configure: Regenerated.
28070 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28072 PR middle-end/33092
28073 * tree-pass.h (pass_build_alias): New pass.
28074 * tree-ssa-alias.c (gate_build_alias): New.
28075 (pass_build_alias): New.
28076 * passes.c (init_optimization_passes): Add pass_build_alias after
28077 pass_create_structure_vars.
28079 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28081 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28082 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28083 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28084 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28085 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28086 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28087 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28088 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28089 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28090 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28091 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28092 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28093 * config/s390/s390.md (FP_ALL): New mode iterator.
28094 (_d): New mode attribute.
28095 ("*signbit<mode>2>"): Changed mode of first operand.
28096 ("isinf<mode>2"): Changed mode of first operand.
28097 ("*TDC_insn"): Adaptation for DFP modes.
28099 2008-01-22 Ben Elliston <bje@au.ibm.com>
28101 * tree.c (check_qualified_type): Improve function description.
28103 2008-01-21 Jason Merrill <jason@redhat.com>
28106 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28107 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28110 2008-01-21 DJ Delorie <dj@redhat.com>
28112 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28115 2008-01-21 Richard Guenther <rguenther@suse.de>
28117 PR middle-end/34856
28118 * tree-cfg.c (verify_expr): Allow all invariant expressions
28119 instead of just constant class ones as reference argument.
28120 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28121 like any other constant.
28122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28124 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28126 * regmove.c (fixup_match_1): Update call crossed frequencies.
28128 2008-01-21 Richard Guenther <rguenther@suse.de>
28131 * tree-inline.c (setup_one_parameter): Deal with mismatched
28132 types using a VIEW_CONVERT_EXPR.
28134 2008-01-21 Alon Dayan <alond@il.ibm.com>
28135 Olga Golovanevsky <olga@il.ibm.com>
28137 PR tree-optimization/34701
28138 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28139 when the structure size is not a power of 2.
28141 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28143 * doc/install.texi: Add doc for --enable-checking=df.
28145 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28147 PR rtl-optimization/34808
28148 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28150 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28152 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28155 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28157 PR rtl-optimization/26854
28158 PR rtl-optimization/34400
28159 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28161 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28162 (df_rd_bb_info.expanded_lr_out): New.
28163 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28164 * loop_iv.c (iv_analysis_loop_init): Ditto.
28165 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28166 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28167 Added code to allocate, initialize or free expanded_lr_out.
28168 (df_rd_bb_local_compute_process_def): Restructured to make
28169 more understandable.
28170 (df_rd_confluence_n): Add code to do nothing with fake edges and
28171 code to no apply invalidate_by_call sets if the sets are being trimmed.
28172 (df_lr_local_finalize): Renamed to df_lr_finalize.
28173 (df_live_local_finalize): Renamed to df_live_finalize.
28175 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28178 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28179 deciding whether to use reciprocal instructions.
28181 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28183 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28184 dwarf2out_note_section_used if cold_text_section is NULL.
28186 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28188 PR gcov-profile/34610
28189 * tree-cfg.c (make_edges): Mark both outgoing edges from
28190 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28191 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28192 from OMP_FOR and OMP_CONTINUE outgoing edges.
28194 * tree-profile.c (tree_profiling): Return early if
28195 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28197 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28198 from cfun to child_cfun.
28199 * function.h (struct function): Add after_tree_profile bit.
28201 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28203 * config/avr/avr.S (_exit): Disable interrupt.
28205 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28206 Steven Bosscher <stevenb.gcc@gmail.com>
28208 PR rtl-optimization/26854
28209 PR rtl-optimization/34400
28210 * df-problems.c (df_live_scratch): New scratch bitmap.
28211 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28212 (df_live_reset): Clear the proper bitmaps.
28213 (df_live_bb_local_compute): Only process the artificial defs once
28214 since the order is not important.
28215 (df_live_init): Init the df_live sets only with the variables
28216 found live by df_lr.
28217 (df_live_transfer_function): Use the df_lr sets to prune the
28218 df_live sets as they are being computed.
28219 (df_live_free): Free df_live_scratch.
28221 2008-01-18 Ian Lance Taylor <iant@google.com>
28223 * common.opt: Add fmerge-debug-strings.
28224 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28225 flag_merge_debug_strings rather than flag_merge_constants.
28226 * doc/invoke.texi (Option Summary): Mention
28227 -fmerge-debug-strings.
28228 (Debugging Options): Document -fmerge-debug-strings.
28230 2008-01-18 Ian Lance Taylor <iant@google.com>
28233 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28234 (struct tree_function_decl): Add new field operator_new_flag.
28235 * tree-inline.c (expand_call_inline): When inlining a call to
28236 operator new, force the return value to go into a variable, and
28237 set DECL_NO_TBAA_P on that variable.
28238 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28240 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28243 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28244 DWARF2_DEBUGGING_INFO.
28245 (dwarf2out_note_section_used): Ditto. Add prototype.
28246 (have_multiple_function_sections, text_section_used,
28247 cold_text_section_used, *cold_text_sections): Move declarations
28250 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28252 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28253 field and add signal_ra.
28254 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28255 assignments to frame state pc. Move end of stack check after
28256 MD_FALLBACK_FRAME_STATE_FOR.
28257 (uw_update_context_1): Use frame state signal_regs if set, instead
28258 of checking signal_frame flag.
28259 (uw_update_context): Use frame state signal_ra if set.
28260 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28261 * config/xtensa/linux-unwind.h: New file.
28263 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28265 * modulo-sched.c (get_sched_window): Fix comment typo.
28267 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28269 PR tree-optimization/34648
28270 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28272 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28274 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28275 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28277 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28279 PR rtl-optimization/34400
28280 * df-core.c (df_worklist_dataflow_overeager,
28281 df_worklist_dataflow_doublequeue): New functions.
28282 (df_worklist_dataflow): Two different worklist solvers.
28283 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28289 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28290 and ftree-parallelize-loops.
28292 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28294 PR rtl-optimization/34826
28295 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28297 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28299 * global.c (find_reg): Mark the eh regs as used if necessary.
28300 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28301 * ra.h (struct allocno): no_eh_reg field added. Changed
28302 no_stack_reg type to bitfield.
28304 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28306 * tree.c (substitute_in_expr): Add missing 'break'.
28308 2008-01-17 Richard Guenther <rguenther@suse.de>
28310 PR tree-optimization/34825
28311 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28312 x / x as division to handle.
28314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28316 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28317 "-pthread" is specified.
28318 * pa-hpux11.h (LIB_SPEC): Likewise.
28320 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28321 Peter Bergner <bergner@vnet.ibm.com>
28323 PR rtl-optimization/33796
28324 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28326 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28328 PR libgfortran/34699
28329 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28331 * pa-hpux10.h (LINK_SPEC): Likewise.
28332 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28334 2008-01-16 Richard Guenther <rguenther@suse.de>
28336 PR middle-end/32628
28337 * fold-const.c (fold_convert_const_int_from_int): Do not
28338 set overflow if that occured only because of a sign extension
28339 change when converting from/to a sizetype with the same
28340 precision and signedness.
28342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28345 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28346 location address to the correct place. Update copyright year.
28348 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28350 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28351 no dependences in the dependence_relations vector.
28353 2008-01-16 Jan Hubicka <jh@suse.cz>
28355 PR rtl-optimization/31396
28356 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28357 * cfg.c (dump_reg_info): Print it.
28358 * regs.h (struct reg_info_t): add freq_calls_crossed.
28359 (REG_FREQ_CALLS_CROSSED): New macro.
28360 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28361 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28362 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28363 regmove_optimize): Update call crossed frequencies.
28364 * local-alloc.c (struct qty): Add freq_calls_crossed.
28365 (alloc_qty): Copute freq_calls_crossed.
28366 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28367 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28368 * ra.h (struct allocno): Add freq_calls_crossed.
28370 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28372 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28373 libgomp when compiling with ftree-parallelize-loops.
28374 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28376 2008-01-16 Richard Guenther <rguenther@suse.de>
28378 PR tree-optimization/34769
28379 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28380 * tree.c (int_cst_value): Instead make this function more
28381 permissive in what it accepts as valid input. Document this
28382 function always sign-extends the value.
28384 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28385 Richard Guenther <rguenther@suse.de>
28388 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28389 (gimple_fold_indirect_ref_rhs): ... this.
28390 (gimple_fold_indirect_ref): New function with foldings
28391 that preserve lvalueness.
28392 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28393 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28394 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28395 to fold an INDIRECT_REF, fall back to the old use of
28396 fold_indirect_ref_1.
28398 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28400 * tree-data-ref.c (subscript_dependence_tester_1): Call
28401 free_conflict_function.
28402 (compute_self_dependence): Same.
28404 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28407 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28408 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28410 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28411 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28412 for DWARF2_UNWIND_INFO targets.
28414 2008-01-16 Richard Guenther <rguenther@suse.de>
28417 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28418 type qualifiers for function types.
28420 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28422 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28423 loop_iterator li from previous commit.
28425 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28427 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28429 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28431 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28432 (parallelize_loops): Don't parallelize irreducible components.
28434 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28437 * c-opts (c_common_post_options): Do not enable CPP
28438 flag_pedantic_errors by default.
28440 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28442 PR rtl-optimization/31944
28443 * cse.c (remove_pseudo_from_table): New function.
28444 (merge_equiv_classes): Use above function to remove pseudo-registers.
28445 (invalidate): Likewise.
28447 2008-01-13 Richard Guenther <rguenther@suse.de>
28449 PR middle-end/34601
28450 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28451 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28453 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28455 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28456 validate_change to unshare the source of the PC set.
28458 2008-01-12 Jan Hubicka <jh@suse.cz>
28460 PR middle-end/32135
28461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28462 references above array bounds. This might trigger bounds checks for
28463 pointers to arrays.
28465 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28467 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28468 new_replaceable_dependencies.
28470 2008-01-12 Doug Kwan <dougkwan@google.com>
28472 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28473 instead of OPT_Wreturn_type in warning due to ignored return type
28475 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28476 options included in -Wextra.
28477 * c.opt: New option -Wignored_qualifiers.
28478 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28479 -Wignore_qualifiers.
28480 (-Wignored-qualifiers): Document.
28481 (-Wreturn-type): Remove description of functionality now handled
28482 by -Wignored-qualifiers.
28484 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28487 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28488 NOP_EXPR if it is between integral types with the same precision.
28490 2008-01-12 Jan Hubicka <jh@suse.cz>
28493 * invoke.texi (max-inline-recursive-depth): Fix default value.
28495 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28497 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28500 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28502 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28504 2008-01-11 James E. Wilson <wilson@specifix.com>
28507 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28509 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28511 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28512 save/restore frame pointer register and don't use 'call-prologues'
28513 optimization in function with "OS_task" attribute.
28515 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28517 PR middle-end/31309
28518 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28519 when copying to memory.
28521 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28523 PR rtl-optimization/30905
28524 * cfgcleanup.c: Include dce.h
28525 (crossjumps_occured): New global variable.
28526 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28527 If something changed, set crossjumps_occured to true.
28528 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28529 Don't add/remove fake edges to exit here...
28530 (cleanup_cfg): ...but do it here, when crossjumping.
28531 Run a fast DCE when successful crossjumps occured in the latest
28532 iteration of try_optimize_cfg.
28534 2008-01-11 Richard Guenther <rguenther@suse.de>
28536 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28537 (struct vn_unary_op_s): Likewise.
28538 (vn_reference_insert): Free old reference on hash collision.
28540 2008-01-10 Raksit Ashok <raksit@google.com>
28542 PR rtl-optimization/27971
28543 * combine.c (find_split_point): Split PLUS expressions which are
28544 inside a MEM rtx, and whose first operand is complex.
28546 2008-01-10 DJ Delorie <dj@redhat.com>
28548 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28549 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28550 (m32c_hard_regno_ok): Call the underlying function.
28552 2008-01-10 Richard Guenther <rguenther@suse.de>
28554 PR middle-end/34683
28555 * tree-cfg.c (tree_merge_blocks): Do not go through the
28556 full-blown folding and stmt updating path if we just deal
28557 with virtual operands.
28558 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28559 test for abnormal SSA_NAMEs.
28561 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28563 PR middle-end/34641
28564 * reload.c (push_reload): Add assertions. All constants from
28565 reg_equiv_constant should have been used for replacing the respective
28567 (find_reloads_address): Invoke find_reloads_address_part for
28568 constant taken from the reg_equiv_constant array.
28570 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28572 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28573 field (valnum) the first in the struct. Replace bools with
28576 2008-01-10 Richard Guenther <rguenther@suse.de>
28578 PR tree-optimization/34651
28579 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28580 types and ordering for masking and converting.
28582 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28584 PR tree-optimization/34017
28585 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28586 also for PHI_NODE expressions.
28588 2008-01-09 Jan Hubicka <jh@suse.cz>
28590 PR tree-optimization/34708
28591 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28592 based on number of case labels.
28593 (init_inline_once): Remove switch_cost.
28594 * tree-inline.h (eni_weights_d): Remove switch_cost.
28596 2008-01-09 Richard Guenther <rguenther@suse.de>
28597 Andrew Pinski <andrew_pinski@playstation.sony.com>
28599 PR middle-end/30132
28600 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28601 temporary if an rvalue is ok or an lvalue is not required.
28603 2008-01-09 Richard Guenther <rguenther@suse.de>
28605 PR middle-end/34458
28606 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28607 adjust return type.
28609 2008-01-09 Richard Guenther <rguenther@suse.de>
28611 PR middle-end/34679
28612 * tree.c (host_integerp): Check for sizetype only if the
28613 type is an integer type.
28615 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28618 * opts.c (decode_options): Disable inlining of functions called
28619 once if not in unit-at-a-time mode.
28621 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28623 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28625 2008-01-08 Richard Guenther <rguenther@suse.de>
28627 PR middle-end/31863
28628 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28629 out early if the result will be unused.
28631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28637 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28640 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28642 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28643 for vectorization tuned.
28645 2008-01-08 Richard Guenther <rguenther@suse.de>
28647 PR tree-optimization/34683
28648 * tree-ssa-operands.c (operand_build_cmp): Export.
28649 * tree-ssa-operands.h (operand_build_cmp): Declare.
28650 * tree-vn.c (vuses_compare): Remove.
28651 (sort_vuses): Use operand_build_cmp.
28652 (sort_vuses_heap): Likewise.
28653 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28654 to re-use old VEC if available. Do not sort already sorted VUSEs.
28655 (vdefs_to_vec): Do not sort already sorted VDEFs.
28657 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28659 PR middle-end/34694
28660 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28662 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28665 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28666 limitations of reciprocal sequences on x86 targets.
28668 2008-01-08 Richard Guenther <rguenther@suse.de>
28670 PR tree-optimization/34683
28671 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28673 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28676 * config/darwin.c (darwin_mergeable_string_section): Don't use
28677 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28679 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28682 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28683 negxf2. Macroize expander using X87MODEF mode iterator. Change
28684 predicates of op0 and op1 to register_operand.
28685 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28686 expander using X87MODEF mode iterator. Change predicates of
28687 op0 and op1 to register_operand.
28688 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28689 corresponding patterns and macroize using MODEF macro. Change
28690 predicates of op0 and op1 to register_operand and remove
28691 "m" constraint. Disparage "r" alternative with "!".
28692 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28693 macroize using X87MODEF macro. Change predicates of op0 and op1
28694 to register_operand and remove "m" constraint. Disparage "r"
28695 alternative with "!".
28696 (absneg splitter with memory operands): Remove.
28697 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28698 patterns and macroize using X87MODEF mode iterator.
28699 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28700 Change predicate of op1 to register_operand.
28701 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28702 for memory operands.
28704 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28706 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28708 2008-01-07 Richard Guenther <rguenther@suse.de>
28710 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28713 2008-01-07 Richard Guenther <rguenther@suse.de>
28715 PR tree-optimization/34683
28716 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28717 VOPs of the needed size to save memory. Use VEC_quick_push
28718 to save compile-time.
28719 (vdefs_to_vec): Likewise.
28721 2008-01-07 Sa Liu <saliu@de.ibm.com>
28723 * config/spu/spu.md (divdf3): Genetate inline code for double
28724 division. The implementation doesn't handle INF or NAN, therefore it
28725 only applies when -ffinite-math-only is given.
28727 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28730 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28731 * doc/cpp.texi ([Common Predefined Macros]): Document.
28733 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28735 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28736 order to use commutative addition instead of subtraction.
28738 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28739 Mircea Namolaru <namolaru@il.ibm.com>
28740 Vladimir Yanovsky <yanov@il.ibm.com>
28741 Revital Eres <eres@il.ibm.com>
28743 PR tree-optimization/34263
28744 * tree-outof-ssa.c (process_single_block_loop_latch,
28745 contains_tree_r): New functions.
28746 (analyze_edges_for_bb): Call process_single_block_loop_latch
28747 function to empty single-basic-block latch block if possible.
28749 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28751 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28753 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28755 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28757 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28759 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28761 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28763 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28765 PR tree-optimization/34618
28766 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28769 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28772 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28773 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28774 Update copyright year.
28776 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28777 Update copyright year.
28778 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28781 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28783 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28784 edge does not point to current bb before changing need_assert.
28786 2008-01-04 Richard Guenther <rguenther@suse.de>
28788 PR middle-end/34029
28789 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28790 for verifying purposes if they are is_gimple_min_invariant.
28792 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28794 PR tree-optimization/34448
28795 PR tree-optimization/34465
28796 * gimplify.c (gimplify_init_constructor): Add new parameter
28797 notify_temp_creation. Use it.
28798 (gimplify_modify_expr_rhs): Take volatiles into account when
28799 optimizing constructors.
28800 Do not optimize constructors if gimplify_init_constructor will dump to
28802 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28803 * gcc.c-torture/compile/pr34448.c: New.
28805 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28807 PR gcov-profile/34609
28808 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28809 return_slot if result is TREE_ADDRESSABLE.
28811 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28813 * config/mips/mips.md (sqrt_condition): Tweak comment.
28814 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28816 2008-01-03 Tom Tromey <tromey@redhat.com>
28819 * c-common.c (c_type_hash): Handle VLAs.
28821 2008-01-03 Jan Hubicka <jh@suse.cz>
28823 PR tree-optimization/31081
28824 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28825 0 when inlining and not inlining to first basic block.
28826 (remap_decl): When var is initialized to 0, don't set default_def.
28827 (expand_call_inline): Set entry_bb.
28828 * tree-inline.h (copy_body_data): Add entry_bb.
28830 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28833 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28836 PR tree-optimization/29484
28837 * tree-inline.c (inline_forbidden_p_2): New function.
28838 (inline_forbidden_p): Disallow inlining if some static var
28839 has an address of a local LABEL_DECL in its initializer.
28840 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28843 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28845 PR tree-optimization/34635
28846 * tree-data-ref.c (add_other_self_distances): Make sure that the
28847 evolution step is constant.
28849 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28851 PR middle-end/34608
28852 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28854 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28856 * tree-sra.c (scalarize_init): Insert the generate_element_init
28857 statements after the generate_element_zero statements.
28859 2008-01-02 Richard Guenther <rguenther@suse.de>
28861 PR middle-end/34093
28862 PR middle-end/31976
28863 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28864 for very large number of operands instead of ICEing.
28866 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28869 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28870 while stack probing.
28872 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28874 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28877 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28879 PR libmudflap/26442
28880 * tree-mudflap.c (mx_register_decls): Guard warning by
28881 !DECL_ARTIFICIAL check.
28883 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28885 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28886 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28887 sse5_perm<mode>): Fix constraints.