1 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
4 * dse.c: Include target.h.
5 * Makefile.in (dse.o): Depend on $(TARGET_H).
7 2008-12-29 Jakub Jelinek <jakub@redhat.com>
10 * gcc.c (process_command): Accept also -b with configuration name
12 * doc/invoke.texi (-b): Document that no hyphen is required if
13 configuration name is in the next argument after -b.
15 2008-12-27 Jakub Jelinek <jakub@redhat.com>
18 * gimple-pretty-print.c (dump_binary_rhs): Print
19 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
20 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
21 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
22 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
23 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
26 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
27 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
29 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
31 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
32 * expr.h: Fix the declaration of block_clear_fn.
34 2008-12-23 Andrew Pinski <pinski@gmail.com>
37 * fold-const.c (fold_binary): Call fold_convert on arguments to
38 fold_build2 for negative divide optimization.
40 2008-12-23 Jakub Jelinek <jakub@redhat.com>
43 * dse.c (struct store_info): Add const_rhs field.
44 (clear_rhs_from_active_local_stores): Clear also const_rhs.
45 (record_store): Try also cselib_expand_value_rtx to get a constant.
46 (find_shift_sequence, get_stored_val): Use const_rhs instead of
48 * cselib.c (cselib_record_sets): If !cselib_record_memory and
49 there is just one set from read-only MEM, look at REG_EQUAL or
52 * dse.c (struct store_info): Add redundant_reason field.
53 (record_store): When storing the same constant as has been stored by
54 an earlier store, set redundant_reason field to the earlier store's
55 insn_info_t. Don't delete cannot_delete insns.
56 (find_shift_sequence): Remove read_info argument, add read_mode
57 and require_cst arguments. Return early if require_cst and
58 constant wouldn't be returned.
59 (get_stored_val): New function.
60 (replace_read): Use it.
61 (scan_insn): Put even cannot_delete insns with exactly 1 store
62 into active_local_stores.
63 (dse_step1): Don't delete cannot_delete insns. Remove redundant
64 constant stores if contains_cselib_groups and earlier store storing
65 the same value hasn't been eliminated.
66 (dse_step6): Renamed to dse_step7. New function.
67 (dse_step7): Renamed from dse_step6.
68 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
69 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
70 into CONST unless really necessary. Handle SUBREG, unary,
71 ternary, bitfield and compares specially, to be able to simplify
72 operations on constants.
73 (expand_loc): Try to optimize LO_SUM.
75 * dse.c (get_call_args): New function.
76 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
77 to get call arguments and if successful and both len and val are
78 constants, handle the call as (mem:BLK) (const_int) store.
80 * dse.c (struct store_info): Add is_large bool field, change
81 positions_needed into a union of a bitmask and bitmap + count.
82 (free_store_info): Free bitmap if is_large.
83 (set_usage_bits): Don't look at stores where
84 offset + width >= MAX_OFFSET.
85 (set_position_unneeded, set_all_positions_unneeded,
86 any_positions_needed_p, all_positions_needed_p): New static inline
88 (record_store): Handle BLKmode stores of CONST_INT, if
89 MEM_SIZE is set on the MEM. Use the new positions_needed
91 (replace_read): Handle reads from BLKmode CONST_INT stores.
92 (check_mem_read_rtx): Use all_positions_needed_p function.
93 (dse_step1): Free large positions_needed bitmaps and clear is_large.
95 * dse.c (struct store_info): Change begin and end types to
98 * dse.c (record_store): Fix check for unused store.
100 * expr.c (block_clear_fn): No longer static.
101 * expr.h (block_clear_fn): Declare.
102 * dse.c (scan_insn): Memset and bzero can just read their arguments.
104 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
105 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
106 set MEM_SIZE on DESTMEM.
107 (ix86_expand_setmem): Adjust callers.
110 * expr.h (get_mem_align_offset): New prototype.
111 * emit-rtl.c (get_mem_align_offset): New function.
112 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
114 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
116 (ix86_expand_movmem): Optimize if COUNT_EXP
117 is constant, desired_align > align and dst & (desired_align - 1)
118 is computable at compile time.
119 (ix86_expand_setmem): Likewise.
121 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
122 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
124 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
126 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
129 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
130 label_ref with an offset.
132 2008-12-21 Andrew Pinski <pinskia@gmail.com>
135 * configure: Regenerate.
137 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
139 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
140 changing operand 1 to a pmode_register_operand.
141 (mips_lhx, mips_lwx): Likewise.
142 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
143 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
144 the value from the argument expression.
146 2008-12-21 Jan Hubicka <jh@suse.cz>
147 Kai Tietz <kai.tietz@onevision.com>
149 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
150 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
151 call_value_1_rex64_ms_sysv): New patterns.
152 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
153 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
155 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
157 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
158 (alpha_reorg): Call alpha_pad_noreturn.
160 2008-12-21 Denis Chertykov <denisc@overta.ru>
162 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
164 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
167 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
168 if readelf is nowhere to be found.
169 * configure: Regenerate.
171 2008-12-19 Andrew Haley <aph@redhat.com>
173 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
176 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
179 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
180 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
182 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
185 * arm.c (load_multiple_sequence): Initialize ORDER array.
186 (store_multiple_sequence): Likewise.
187 (output_move_double): Make reg0 unsigned.
188 (arm_output_epilogue): Make amount unsigned.
189 (arm_expand_prologue): Move declaration of dwarf before block
192 2008-12-19 Steve Ellcey <sje@cup.hp.com>
194 * df-scan.c (df_hard_reg_init): Move declaration of i.
196 2008-12-19 Jakub Jelinek <jakub@redhat.com>
199 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
200 use rs6000/x-linux-relax snippet if ld is new enough,
201 otherwise use rs6000/x-linux-O1.
202 * config/rs6000/x-linux-relax: New file.
203 * config/x-cflags-O1: New file.
205 2008-12-18 Joseph Myers <joseph@codesourcery.com>
207 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
208 choice of e500 comparison instructions on flag_finite_math_only &&
209 !flag_trapping_math, not flag_unsafe_math_optimizations.
210 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
211 instructions on flag_finite_math_only && !flag_trapping_math, not
212 flag_unsafe_math_optimizations.
213 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
214 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
215 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
216 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
217 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
218 Condition choice of comparison instructions on
219 flag_finite_math_only && !flag_trapping_math, not
220 flag_unsafe_math_optimizations.
222 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
224 * configure: Regenerate.
226 2008-12-18 Jan Hubicka <jh@suse.cz>
227 Kai Tietz <kai.tietz@onevision.com>
229 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
230 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
231 df_invalidated_by_call to invalidated_by_call_regset.
232 * df.h (df_invalidated_by_call): Remove.
233 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
235 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
236 (globalize_reg): Likewise.
237 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
238 df_byte_lr_alloc): Rename df_invalidated_by_call to
239 invalidated_by_call_regset.
240 * basic-block.h (regs_invalidated_by_call_regset): Declare.
242 2008-12-18 Jan Hubicka <jh@suse.cz>
243 Kai Tietz <kai.tietz@onevision.com>
245 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
247 2008-12-18 Jan Hubicka <jh@suse.cz>
248 Kai Tietz <kai.tietz@onevision.com>
250 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
252 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
253 do not try to modify call used regs.
254 (ix86_maybe_switch_abi): New function.
255 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
257 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
259 PR rtl-optimization/37922
260 * dse.c (bb_info): Added regs_live field.
261 (look_for_hardregs): New function.
262 (replace_read): Added regs_live parameter and code to check that
263 shift sequence does not clobber live hardregs.
264 (check_mem_read_rtx): Added parameter to replace_read.
265 (dse_step1): Added regs_live bitmap and initialize it.
266 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
268 * df-problems.c Renamed to df_simulate_initialize_backwards.
269 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
270 (df_simulate_artificial_refs_at_top): Renamed to
271 df_simulate_finalize_backwards.
272 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
273 df_simulate_finalize_backwards): New functions.
274 * df.h (df_simulate_artificial_refs_at_end): Renamed to
275 df_simulate_initialize_backwards.
276 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
277 (df_simulate_artificial_refs_at_top): Renamed to
278 df_simulate_finalize_backwards.
279 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
280 df_simulate_finalize_backwards): New functions.
281 * ra-conflict.c (global_conflicts): Renamed
282 df_simulate_artificial_refs_at_end to
283 df_simulate_initialize_backwards.
284 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
285 df_simulate_one_insn_backwards.
286 * ifcvt.c (dead_or_predicable): Renamed
287 df_simulate_artificial_refs_at_end to
288 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
289 df_simulate_one_insn_backwards.
290 * recog.c (peephole2_optimize): Ditto.
291 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
293 2008-12-18 Jakub Jelinek <jakub@redhat.com>
296 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
297 (rewrite_expr_tree): Add moved argument, move stmts together if
298 needed. Call remove_visited_stmt_chain.
299 (linearize_expr_tree): Don't move stmts here.
300 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
301 Adjust rewrite_expr_tree caller.
304 * tree-ssa.c (useless_type_conversion_p_1): Return
305 false if inner_type is incomplete and outer_type is complete.
307 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
309 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
310 dependences and the configure options.
311 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
312 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
314 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
317 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
318 only if REG_PARM_STACK_SPACE is defined.
320 2008-12-17 Jan Hubicka <jh@suse.cz>
321 Kai Tietz <kai.tietz@onevision.com>
323 * calls.c (expand_call): Do not sibcall if
324 outgoing_reg_parm_stack_space does not match.
326 2008-12-16 Anatoly Sokolov <aesok@post.ru>
328 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
329 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
331 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
332 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
334 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
337 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
340 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
342 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
344 * configure: Regenerate.
346 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
349 * arm.c (arm_legitimate_index): Only accept addresses that are in
351 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
352 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
354 (extendqisi2): Likewise.
355 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
356 predicate for operand1.
358 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
360 * config/mips/mips.c (mips_output_conditional_branch): Assert that
361 openrands[1] is a CODE_LABEL.
363 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
365 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
366 the result of mips_prepare_builtin_target.
368 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
370 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
371 if TARGET_ABICALLS is true.
373 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
375 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
376 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
378 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
380 * config/picochip/picochip.c (picochip_override_options): Disable CFI
381 asm and change the signature of brev and byteSwap functions to use
383 * config/picochip/picochip.md (commsTestPort): This is a complex
384 instruction and should not be vliwed. Don't set insn type.
386 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
387 * config/s390/s390.c (s390_swap_cmp): New function.
388 (s390_non_addr_reg_read_p): New function.
389 (s390_z10_optimize_cmp): New function.
390 (s390_reorg): Added call to s390_optimize_cmp.
391 * config/s390/s390.md (nop1): New insn.
393 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
396 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
397 for the milli.a library.
399 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
400 Peter Bergner <bergner@vnet.ibm.com>
403 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
404 TOC into the call pattern.
405 (call_indirect_aix64): Likewise.
406 (call_value_indirect_aix32): Likewise.
407 (call_value_indirect_aix64): Likewise.
408 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
409 to split off the load of the TOC.
410 (call_indirect_nonlocal_aix32): Enable only after reload.
411 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
412 to split off the load of the TOC.
413 (call_indirect_nonlocal_aix64): Enable only after reload.
414 (call_value_indirect_nonlocal_aix32_internal): New insn and split
415 patterns to split off the load of the TOC.
416 (call_value_indirect_nonlocal_aix32): Enable only after reload.
417 (call_value_indirect_nonlocal_aix64_internal): New insn and split
418 patterns to split off the load of the TOC.
419 (call_value_indirect_nonlocal_aix64): Enable only after reload.
421 2008-12-12 Andreas Schwab <schwab@suse.de>
424 2008-12-12 Andreas Schwab <schwab@suse.de>
425 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
428 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
430 PR tree-optimization/32044
431 * tree-scalar-evolution.h (expression_expensive_p): Declare.
432 * tree-scalar-evolution.c (expression_expensive_p): New function.
433 (scev_const_prop): Avoid introducing expensive expressions.
434 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
436 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
439 * graphite.c (nb_reductions_in_loop): Use simple_iv.
441 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
443 * config/i386/x86intrin.h: New header file to support all x86
445 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
447 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
450 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
453 2008-12-12 Andreas Schwab <schwab@suse.de>
455 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
458 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
460 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
461 Use Pmode for scratch reg.
462 (*mb_internal): Use (match_dup 0) for unspec operand.
464 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
466 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
467 floor_log2 of zero. Negate widened zero.
469 2008-12-12 Ben Elliston <bje@au.ibm.com>
471 * config/fp-bit.c (nan): Rename from this ...
472 (makenan): ... to this.
474 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
476 * config/mips/mips.md (*branch_bit<bbv><mode>,
477 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
478 label becomes operands[1].
480 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
482 PR tree-optimization/38446
483 * graphite.c (register_bb_in_sese): New.
484 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
485 looking at the bbs in the region.
486 * graphite.h (sese): Add region_basic_blocks pointer set to
487 structure and initialize at the time of defining new scop.
489 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
491 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
492 (find_params_in_bb): Do not free data refs.
493 (free_graphite_bb): Add FIXME on disabled free_data_refs.
495 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
497 * graphite.c (struct ivtype_map_elt): New.
498 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
499 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
500 gcc_type_for_cloog_iv): New.
501 (loop_iv_stack_patch_for_consts): Use the type of the induction
502 variable from the original loop, except for the automatically
503 generated loops, i.e., in the case of a strip-mined loop, in
504 which case there is no original loop: in that case just use
506 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
507 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
508 (clast_name_to_gcc): Accept params to be NULL.
509 (clast_to_gcc_expression): Take an extra parameter for the type.
510 Convert to that type all the expressions built by this function.
511 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
512 (graphite_translate_clast_equation): Compute the type of the
513 clast_equation before translating its LHS and RHS.
514 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
515 (graphite_create_new_loop): Compute the type of the induction
516 variable before translating the lower and upper bounds and before
517 creating the induction variable.
518 (rename_variables_from_edge, rename_phis_end_scop): New.
519 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
520 (sese_add_exit_phis_edge): Do not use integer_zero_node.
521 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
522 compute_cloog_iv_types): New.
523 (gloog): Call compute_cloog_iv_types before starting the
524 translation of the clast.
526 * graphite.h (struct graphite_bb): New field cloog_iv_types.
527 (GBB_CLOOG_IV_TYPES): New.
528 (debug_ivtype_map): Declared.
529 (oldiv_for_loop): New.
531 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
534 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
535 (param_index): Assert if parameter is not know after parameter
537 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
538 (find_scop_parameters): Mark, that we have finished parameter
540 (graphite_transform_loops): Move condition detection before parameter
542 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
544 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
547 * emutls.c (__emutls_get_address): Make sure offset is really zero
548 before initializing the object's offset.
550 2008-12-11 Jakub Jelinek <jakub@redhat.com>
553 * gimplify.c (gimplify_init_constructor): Don't force constructor
554 into memory if there is just one nonzero element.
556 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
558 Fix testsuite/gfortran.dg/graphite/id-4.f90.
559 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
562 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
564 * graphite.c (build_scops_1): Initialize open_scop.exit
567 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
568 Jan Sjodin <jan.sjodin@amd.com>
569 Harsha Jagasia <harsha.jagasia@amd.com>
581 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
582 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
584 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
585 * Makefile.in (graphite.o): Depend on value-prof.h.
586 (graphite.o-warn): Removed -Wno-error.
587 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
588 to be a NULL pointer. Call update_stmt. Return the newly created
589 cannonical induction variable.
591 * graphite.h (debug_rename_map): Declared. Fix some comments.
593 * graphite.c: Reimplement the code generation from graphite to gimple.
594 Include value-prof.h.
595 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
596 (get_old_iv_from_ssa_name): Removed.
597 (graphite_stmt_p): New.
598 (new_graphite_bb): Test for useful statements before building a
599 graphite statement for the basic block.
600 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
601 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
602 (recompute_all_dominators, graphite_verify,
603 nb_reductions_in_loop, graphite_loop_normal_form): New.
604 (scop_record_loop): Call graphite_loop_normal_form.
605 (build_scop_loop_nests): Iterate over all the blocks of the
606 function instead of relying on the incomplete information from
607 SCOP_BBS. Return the success of the operation.
608 (find_params_in_bb): Use the data from GBB_DATA_REFS.
609 (add_bb_domains): Removed.
610 (build_loop_iteration_domains): Don't call add_bb_domains.
611 Add the iteration domain only to the basic blocks that have been
612 translated to graphite.
613 (build_scop_conditions_1): Add constraints only if the basic
614 block have been translated to graphite.
615 (build_scop_data_accesses): Completely disabled until data
616 dependence is correctly implemented.
617 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
618 (remove_all_edges_1, remove_all_edges): Removed.
619 (get_new_name_from_old_name): New.
620 (graphite_rename_variables_in_stmt): Renamed.
621 rename_variables_in_stmt. Call get_new_name_from_old_name.
622 Use replace_exp and update_stmt.
623 (is_old_iv): Renamed is_iv.
624 (expand_scalar_variables_stmt): Extra parameter for renaming map.
625 Use replace_exp and update_stmt.
626 (expand_scalar_variables_expr): Same. Use the map to get the
627 new names for the renaming of induction variables and for the
628 renaming of variables after a basic block has been copied.
629 (expand_scalar_variables): Same.
630 (graphite_rename_variables): Renamed rename_variables.
631 (move_phi_nodes): Removed.
632 (get_false_edge_from_guard_bb): New.
633 (build_iv_mapping): Do not insert the induction variable of a
634 loop in the renaming iv map if the basic block does not belong
636 (register_old_new_names, graphite_copy_stmts_from_block,
637 copy_bb_and_scalar_dependences): New.
638 (translate_clast): Heavily reimplemented: copy basic blocks,
639 do not move them. Finally, in call cleanup_tree_cfg in gloog.
640 At each translation step call graphite_verify ensuring the
641 consistency of the SSA, loops and dominators information.
642 (collect_virtual_phis, find_vdef_for_var_in_bb,
643 find_vdef_for_var_1, find_vdef_for_var,
644 patch_phis_for_virtual_defs): Removed huge hack.
645 (mark_old_loops, remove_dead_loops, skip_phi_defs,
646 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
647 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
648 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
649 if_region_get_condition_block, if_region_set_false_region,
650 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
651 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
652 sese_add_exit_phis_edge, sese_add_exit_phis_var,
653 rewrite_into_sese_closed_ssa): New.
654 (gloog): Remove dead code. Early return if code cannot be
655 generated. Call cleanup_tree_cfg once the scop has been code
657 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
658 block loops with less than two loops.
659 (graphite_apply_transformations): Remove the call to
660 scop_remove_ignoreable_gbbs.
661 (limit_scops): When build_scop_loop_nests fails, continue on next
662 scop. Fix open_scop.entry.
663 (graphite_transform_loops): Call recompute_all_dominators: force the
664 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
665 Call initialize_original_copy_tables and free_original_copy_tables
666 to be able to copy basic blocks during code generation.
667 When build_scop_loop_nests fails, continue on next scop.
668 (value_clast): New union.
669 (clast_to_gcc_expression): Fix type cast warning.
671 2008-12-10 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/36792
674 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
677 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
679 PR tree-optimization/36792
680 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
682 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
685 * dwarf2out.c (saved_do_cfi_asm): New.
686 (dwarf2out_do_frame): Take it into account.
687 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
689 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
692 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
693 variables initialized from SRAed bit fields.
695 2008-12-10 Martin Guy <martinwguy@yahoo.it>
698 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
699 result will be in an FPU register.
701 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
705 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
706 on the associated SYMBOL_REF_DECL node, if any.
708 2008-12-09 David Daney <ddaney@caviumnetworks.com>
710 * config/mips/sync.md (sync_<optab>_12): Replace
711 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
712 (sync_old_<optab>_12): Remove third paramater to
713 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
714 with MIPS_SYNC_OLD_OP_12_AND.
715 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
716 with MIPS_SYNC_NEW_OP_12_AND.
717 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
718 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
719 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
720 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
721 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
722 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
723 MIPS_SYNC_NEW_OP_12_XOR.
724 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
725 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
726 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
727 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
728 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
729 to implement new __sync_nand semantics.
730 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
731 remove third parameter.
732 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
733 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
734 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
735 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
736 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
737 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
738 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
739 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
741 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
743 * graphite.c (graphite_transform_loops): Always call find_transform ()
744 in ENABLE_CHECKING. So we test these code paths, even if we do not
747 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
749 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
751 2008-12-09 Jakub Jelinek <jakub@redhat.com>
754 * function.h (struct function): Add always_inline_functions_inlined.
755 * ipa-inline.c (cgraph_early_inlining): Set it to true.
756 * tree-optimize.c (execute_fixup_cfg): Likewise.
757 * builtins.c (avoid_folding_inline_builtin): New function.
758 (fold_call_expr): Don't optimize always_inline builtins before
760 (fold_call_stmt): Likewise.
761 (fold_builtin_call_array): Likewise. Don't call
762 fold_builtin_varargs for BUILT_IN_MD builtins.
764 PR tree-optimization/37416
765 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
767 2008-12-09 Janis Johnson <janis187@us.ibm.com>
769 * doc/sourcebuild.texi (Test Directives): Fix formatting.
771 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
773 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
775 * doc/invoke.texi (-fira-region): Describe new option.
776 (-fira-algorithm): Change the values.
778 * ira-conflicts.c (build_conflict_bit_table,
779 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
780 (ira_build_conflicts): Use flag flag_ira_region instead of
781 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
782 base registers for allocnos crossing calls.
784 * flags.h (enum ira_algorithm): Redefine.
785 (enum ira_region): New.
786 (flag_ira_region): New.
788 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
789 instead of flag_ira_algorithm.
791 * toplev.c (flag_ira_algorithm): Change the initial value.
792 (flag_ira_region): New.
794 * ira-int.h (ira_reg_classes_intersect_p,
795 ira_reg_class_super_classes): New.
797 * ira-color.c (update_copy_costs): Use
798 ira_reg_classes_intersect_p. Use right class to find hard reg index.
799 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
800 (assign_hard_reg): Ditto. Pass additional argument to
801 update_conflict_hard_regno_costs. Do not uncoalesce for priority
803 (allocno_priorities, setup_allocno_priorities,
804 allocno_priority_compare_func): Move before color_allocnos.
805 (color_allocnos): Add priority coloring. Use flag flag_ira_region
806 instead of flag_ira_algorithm.
807 (move_spill_restore): Check classes of the same reg allocno from
809 (update_curr_costs): Use ira_reg_classes_intersect_p.
810 (ira_reassign_conflict_allocnos): Ditto.
812 * opts.c (decode_options): Always set up flag_ira. Set up
813 flag_ira_algorithm. Warn CB can not be used for architecture.
814 (common_handle_option): Modify code for -fira-algorithm. Add code
815 to process -fira-region.
817 * ira-lives.c (update_allocno_pressure_excess_length): Process
819 (set_allocno_live, clear_allocno_live, mark_reg_live,
820 mark_reg_dead, process_bb_node_lives): Ditto.
822 * ira-emit.c (ira_emit): Fix insn codes.
824 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
825 instead of flag_ira_algorithm.
826 (allocno_range_compare_func): Ignore classes for priority coloring.
827 (setup_min_max_conflict_allocno_ids): Ditto.
828 (ira_flattening): Use ira_reg_classes_intersect_p.
830 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
832 * common.opt (fira-algorithm): Modify.
835 * ira.c (setup_class_hard_regs): Initialize.
836 (setup_cover_and_important_classes): Modify code setting class
837 related info for priority coloring.
838 (setup_class_translate): Ditto.
839 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
840 (setup_reg_class_intersect_union): Rename to
841 setup_reg_class_relations. Add code for setting up new variables.
842 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
843 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
845 * ira-costs.c (common_classes): New.
846 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
847 (find_allocno_class_costs): Ditto. Use common_classes. Translate
849 (ira_costs): Allocate/deallocate common_classes.
851 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
852 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
855 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
856 smallest_mode_for_size.
858 2008-12-10 Ben Elliston <bje@au.ibm.com>
860 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
862 2008-12-09 Jan Hubicka <jh@suse.cz>
864 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
866 2008-12-09 Jakub Jelinek <jakub@redhat.com>
868 PR tree-optimization/35468
869 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
872 2008-12-09 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/38445
875 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
877 (emit_alias_warning): Adjust.
879 2008-12-09 Andrew Haley <aph@redhat.com>
881 * fixed-value.c (do_fixed_add): Add comment.
882 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
883 * builtins.c (fold_builtin_sqrt): Likewise.
885 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
888 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
890 * calls.c (nitialize_argument_information): Add fntype argument
891 and use it for calls.promote_function_args.
892 (expand_call): Pass fntype to aggregate_value_p if no fndecl
893 available and pass additional fntype to
894 initialize_argument_information.
895 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
896 to get function abi type.
897 (init_cumulative_args): Use for abi kind detection fntype, when no
900 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
902 * config/s390/s390.md (movti, movdi_64, movdi_31,
903 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
904 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
906 (Integer->BLKmode splitter): Removed.
908 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
910 * config/alpha/alpha.c (alpha_set_memflags): Process memory
911 references in full insn sequence.
913 2008-12-09 Jason Merrill <jason@redhat.com>
915 * gimplify.c (gimplify_init_constructor): Revert to using < rather
916 than <= for sparseness test.
919 * gimplify.c (gimplify_init_constructor): Don't write out a static
920 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
923 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
926 Fix testsuite/gfortran.dg/graphite/id-3.f90.
927 * graphite.c (scopdet_basic_block_info): Fix bug that found some
928 regions more than once.
930 2008-12-09 Ben Elliston <bje@au.ibm.com>
932 * emutls.c (__emutls_get_address): Prototype.
933 (__emutls_register_common): Likewise.
935 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
937 2008-12-09 Ben Elliston <bje@au.ibm.com>
939 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
941 2008-12-08 Steve Ellcey <sje@cup.hp.com>
943 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
944 (nonlocal_goto_receiver): New instruction.
946 2008-12-08 Jakub Jelinek <jakub@redhat.com>
949 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
952 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
953 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
955 2008-12-08 Richard Henderson <rth@redhat.com>
958 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
959 (SET_TYPE_MODE): New.
960 * c-decl.c (parser_xref_tag): Use it.
961 (finish_enum): Likewise.
962 * tree.c (build_pointer_type_for_mode): Likewise.
963 (build_reference_type_for_mode, build_index_type): Likewise.
964 (build_range_type, make_vector_type): Likewise.
965 (build_common_tree_nodes_2): Likewise.
966 * stor-layout.c (compute_record_mode): Likewise.
967 (finalize_type_size, layout_type, make_fract_type): Likewise.
968 (make_accum_type, initialize_sizetypes): Likewise.
969 (vector_type_mode): New.
970 * function.c (allocate_struct_function): Call
971 invoke_set_current_function_hook before querying anything else.
973 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
975 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
977 * alias.c (find_base_term): Synch LO_SUM handling with what
978 find_base_value does.
980 2008-12-08 Andrew Haley <aph@redhat.com>
981 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
983 * gimple.h (gimple_build_try): Fix declaration.
985 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
986 * fixed-value.c (do_fixed_add): Likewise.
987 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
989 2008-12-08 Jakub Jelinek <jakub@redhat.com>
992 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
993 on parallel and task contexts.
995 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
997 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
999 2008-12-07 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/38405
1002 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1003 not sign-extend truth values.
1005 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1007 * tree-sra.c (scalarize_use): Create another temporary with the proper
1008 type for signed types in the use_all && !is_output bitfield case.
1010 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1012 PR rtl-optimization/36365
1013 * df-core.c (df_worklist_dataflow_overeager): Remove.
1014 (df_worklist_dataflow): Don't call it, use double-queue only.
1015 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1017 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1020 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1021 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1023 2008-12-07 Ben Elliston <bje@au.ibm.com>
1025 * gthr-single.h (__gthread_once): Adjust prototype to match all
1026 other gthreads models.
1028 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1030 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1031 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1034 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1035 operands to mult_type if it isn't narrower than op0's type.
1037 2008-12-06 Jan Hubicka <jh@suse.cz>
1038 Jakub Jelinek <jakub@redhat.com>
1040 PR tree-optimization/38074
1041 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1043 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1044 in both dirrection for first match heuristics.
1045 (tree_bb_level_predictions): Disable noreturn heuristic when there
1046 is no returning path.
1048 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1050 PR rtl-optimization/38272
1051 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1054 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1057 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1058 (pp_c_expression): Likewise.
1060 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1063 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1065 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1068 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1069 arguments to HOST_WIDE_INT. If type has different signedness
1070 than unsignedp or different precision from bitsize, create
1071 the right type for BIT_FIELD_REF and cast to type.
1072 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1075 2008-03-05 Richard Guenther <rguenther@suse.de>
1077 * fold-const.c (fold_truthop): Remove code generating
1078 BIT_FIELD_REFs of structure bases.
1079 (fold_binary): Likewise.
1080 (make_bit_field_ref): Remove.
1081 (optimize_bit_field_compare): Remove.
1082 (all_ones_mask_p): Remove.
1084 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1086 * tree-sra.c (sra_explode_bitfield_assignment): Always
1087 call unsigned_type_for, if the precision is higher than
1088 needed, call build_nonstandard_integer_type.
1091 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1092 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1096 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1097 only if internal_arg_pointer is a non-virtual pseudo.
1099 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1101 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1102 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1103 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1105 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1107 PR tree-optimization/37716
1108 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1109 gimplify_ctxp->allow_rhs_cond_expr.
1111 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1113 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1114 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1116 (alpha_emit_conditional_branch): Do not generate direct branch
1117 for UNORDERED comparisons.
1119 2008-12-05 Andreas Schwab <schwab@suse.de>
1121 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1124 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1127 * fold-const.c (fold_checksum_tree): Change buf type to union
1130 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1133 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1135 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1137 2008-12-05 Ben Elliston <bje@au.ibm.com>
1139 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1141 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1143 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1144 Gary Funck <gary@intrepid.com>
1146 * cse.c (lookup_as_function): Delete mode frobbing code.
1147 (equiv_constant): Re-implement it there for SUBREGs.
1149 2008-12-04 Richard Guenther <rguenther@suse.de>
1152 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1153 (tree-ssa-structalias.o): Remove errors.h dependency.
1154 (tree-ssa-reassoc.o): Likewise.
1155 * tree-ssa-reassoc.c: Do not include errors.h.
1156 * tree-ssa-alias-warnings.c: Remove.
1157 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1158 strict_aliasing_warning_backend.
1159 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1160 (emit_alias_warning): Likewise.
1161 (set_uids_in_ptset): Warn for clear cases of type-punning.
1162 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1165 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1167 * cse.c (equiv_constant): Fix pasto.
1169 2008-12-04 Nick Clifton <nickc@redhat.com>
1171 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1172 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1173 formatting of quotes.
1175 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1178 * fold-const.c (fold_checksum_tree): Allow modification of
1181 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1184 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1185 have the right number of arguments.
1187 2008-12-03 Richard Guenther <rguenther@suse.de>
1190 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1193 2008-12-03 Tomas Bily <tbily@suse.cz>
1196 * tree-loop-distribution.c (build_size_arg): New function.
1197 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1198 Reorganized generating of stmts.
1199 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1200 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1201 Indicate if analysis succeed.
1202 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1203 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1204 Uses new definition of dr_analyze_innermost.
1206 2008-12-03 Ben Elliston <bje@au.ibm.com>
1208 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1210 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1212 PR tree-optimization/37716
1213 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1214 all the needed operations as trees and gimplify_assign it to dst.
1217 * configure.ac (gcc_cv_readelf): Look for readelf.
1218 (gcc_cv_as_cfi_advance_working): Check for working
1219 cfi advances with code alignment factor > 1.
1220 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1221 don't work properly.
1222 * configure: Regenerated.
1224 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1225 Jakub Jelinek <jakub@redhat.com>
1226 Andrew Pinski <andrew_pinski@playstation.sony.com>
1228 PR rtl-optimization/38281
1229 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1230 set it to NULL_RTX afterwards.
1232 * emit-rtl.c (set_insn_deleted): Fix formatting.
1234 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1236 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1238 * config/mips/mips.md (IMOVE32): New mode iterator.
1239 (movsi): Generalize with IMOVE32.
1240 (*movsi_internal): Likewise.
1241 (*mov<mode>_mips16): Likewise.
1244 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1245 Maxim Kuvyrkov <maxim@codesourcery.com>
1247 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1248 PC-relative addressing when compiling for uclinux PIC.
1249 (__cmpdf_internal, __cmpsf_internal): Hide.
1250 (__cmpdf, __cmpsf): Use PIC call sequence.
1252 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1253 Jack Howarth <howarth@bromo.med.uc.edu>
1255 * config/i386/t-darwin64: Add m32 multilib support.
1257 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1259 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1261 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1264 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1265 before using it in POINTER_PLUS_EXPR.
1267 2008-12-02 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/38359
1270 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1273 2008-12-02 Martin Jambor <mjambor@suse.cz>
1276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1278 (forward_propagate_addr_into_variable_array_index): Check that the
1279 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1280 than the gimple code directly.
1282 2008-12-02 Ben Elliston <bje@au.ibm.com>
1284 * config/spu/float_disf.c (__floatdisf): Prototype.
1285 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1286 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1287 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1289 2008-12-02 DJ Delorie <dj@redhat.com>
1291 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1292 (DWARF_CIE_DATA_ALIGNMENT): Define.
1294 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1295 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1296 (xstormy16_expand_prologue): Likewise.
1297 (xstormy16_expand_builtin_va_start): Likewise.
1298 (xstormy16_gimplify_va_arg_expr): Likewise.
1300 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1303 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1304 potentially returned from folding memcpy.
1305 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1306 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1308 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1311 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1312 decoration of function RTL names here on Ada language.
1314 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1316 PR rtl-optimization/38280
1317 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1318 ira_rebuild_regno_allocno_list): New functions.
1319 (regno_allocnos): New static variable.
1320 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1321 Call ira_rebuild_regno_allocno_list.
1323 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1324 Adam Nemet <anemet@caviumnetworks.com>
1326 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1327 LINUX_DRIVER_SELF_SPECS.
1329 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1331 PR rtl-optimization/37514
1332 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1333 from previous insns.
1335 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1338 * c-omp.c (c_finish_omp_for): Only transform pointer
1339 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1341 PR rtl-optimization/38245
1342 * tree-vrp.c (abs_extent_range): New function.
1343 (extract_range_from_binary_expr): Compute range
1344 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1345 or includes zero or if vr1 is VR_RANGE and op0 has some
1348 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1351 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1352 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1353 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1354 to (not:I48MODE (and:I48MODE (...))).
1355 (sync_old_nand<mode>): Ditto.
1356 (sync_new_nand<mode>): Ditto.
1358 2008-12-01 Nick Clifton <nickc@redhat.com>
1360 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1361 Replace uses of the "y" register class with direct references to
1362 the CARRY_REG register.
1363 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1364 register with clobbers of the carry register.
1365 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1366 (xstormy16_split_cbranch): Remove redundant carry parameter.
1367 (xstormy16_expand_arith): Likewise.
1368 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1369 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1370 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1371 (CARRY_REGNUM): Define.
1372 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1374 (xstormy16_expand_arith): Likewise.
1376 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1378 * config/score/score.h (IRA_COVER_CLASSES): Define.
1380 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1383 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1384 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1385 (cmp_sdiv_cc_set): Factor common string.
1386 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1388 (cmp_udiv_cc_set): Factor common string.
1390 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1393 * varasm.c (emutls_finish): Fix common registration.
1395 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1398 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1400 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1402 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1403 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1404 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1405 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1406 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1407 Ignore sub-word case for now.
1408 (sync_nand<mode>_internal): Represent NAND in RTL.
1409 (sync_old_nand<mode): Same.
1410 (sync_old_name<mode>_internal): Same.
1411 (sync_new_nand<mode>): Same.
1412 (sync_new_nand<mode>_internal): Same.
1413 (sync_boolcshort_internal): Expect NAND.
1415 2008-11-28 Richard Guenther <rguenther@suse.de>
1417 PR tree-optimization/37955
1418 PR tree-optimization/37742
1419 * tree-vect-transform.c (vectorizable_store): Remove assert for
1421 (vectorizable_load): Likewise.
1423 2008-11-27 Richard Guenther <rguenther@suse.de>
1425 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1426 a constraint for the static chain parameter.
1428 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1430 * config/bfin/bfin.opt (micplb): New option.
1431 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1432 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1433 ENABLE_WA_INDIRECT_CALLS): New macros.
1434 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1436 (indirect_call_p): New function.
1437 (workaround_speculation): Handle anomaly 05-00-0426 when
1438 ENABLE_WA_INDIRECT_CALLS is true.
1439 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1440 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1441 * doc/invoke.texi (Blackfin Options): Document -micplb.
1443 2008-11-26 DJ Delorie <dj@redhat.com>
1445 * config/m32c/mov.md ("extendhipsi2"): New.
1447 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1449 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1450 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1452 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1454 * config/mips/mips.md (clear_hazard): Rename to
1455 clear_hazard_<mode>. Use mode-specific addition.
1456 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1457 or gen_clear_hazard_di depending on the size of Pmode.
1459 2008-11-26 DJ Delorie <dj@redhat.com>
1461 * configure.ac: Test m32c-elf-gas for .loc.
1462 * configure: Likewise.
1464 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1467 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1470 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1473 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1474 (memory_barrier): Do not generate memory_barrier_nosse instruction
1476 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1478 2008-11-26 Fredrik Unger <fred@tree.se>
1480 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1481 function name from __floatundisf.
1482 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1485 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1486 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/37869
1489 * tree-ssa-structalias.c (struct constraint_graph): Remove
1490 pt_used and number_incoming members.
1491 (build_pred_graph): Do not allocate them.
1492 (condense_visit): Do not use them.
1493 (label_visit): Likewise.
1494 (free_var_substitution_info): Do not free them.
1496 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1498 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1500 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1502 * ira-color.c (allocno_spill_priority): New function.
1503 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1504 Print more info about the spilled allocno.
1505 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1506 checks on bad spill.
1508 * ira-build.c (loop_node_to_be_removed_p): Remove.
1509 (loop_compare_func, mark_loops_for_removal): New functions.
1510 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1512 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1514 * ira.c (ira): Don't change flag_ira_algorithm.
1516 * params.def (ira-max-loops-num): Change the value.
1518 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1520 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1521 Disable unsupported alternative for ColdFire,
1522 add new alternative that ColdFire can handle.
1524 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1526 * regrename.c (merge_overlapping_regs): Add registers artificially
1527 defined at the top of the basic block to the set of live ones just
1528 before the first insn.
1530 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1531 Joey Ye <joey.ye@intel.com>
1534 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1535 false if we need to align the outgoing stack.
1536 (ix86_update_stack_boundary): Check parm_stack_boundary.
1538 2008-11-25 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1543 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1544 in favor of dereferenced_ptrs.
1545 (init_alias_info): Adjust.
1546 (delete_alias_info): Likewise.
1547 (compute_flow_insensitive_aliasing): Properly
1548 include all aliased variables.
1549 (update_alias_info_1): Use dereferenced_ptrs.
1550 (setup_pointers_and_addressables): Likewise.
1551 (get_smt_for): Honor ref-all pointers and pointers with known alias
1553 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1555 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1559 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1561 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1563 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1565 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1567 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1569 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1572 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1573 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1575 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1578 UNSPECV_CMPXCHG_[12].
1579 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1580 UNSPECV_CMPXCHG_[12].
1583 * config/i386/sync.md (memory_barrier): New expander.
1585 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1588 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1590 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1592 * pa.c (function_arg): Revert 2008-10-26 change.
1594 2008-11-23 Helge Deller <deller@gmx.de>
1596 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1597 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1598 succeeded and lws_ret is not equal to oldval.
1600 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1602 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1604 2008-11-22 Andreas Schwab <schwab@suse.de>
1606 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1609 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1611 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1612 Use constant 1 as the operand.
1613 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1614 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1615 gen_rdhwr_synci_step_di depending on the size of Pmode.
1617 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/i386.md (SWI248): New mode iterator.
1621 (SWI32): Remove mode iterator.
1622 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1623 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1624 iterator. Generate popcnt mnemonic without mode extensions
1625 for Darwin x86 targets.
1626 (*popcount<mode>2_cmp): Ditto.
1627 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1628 extensions for Darwin x86 targets.
1630 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1632 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1633 only if HAVE_AS_SPARC_UA_PCREL is defined.
1635 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1637 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1638 allocno_costs value of the classees with the lowest total_costs
1639 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1640 (setup_allocno_cover_class_and_costs): ...rather than here.
1641 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1644 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1647 * builtins.c (expand_builtin_apply_args): Emit sequence before
1648 parm_birth_insn instead of after entry_of_function's first insn.
1651 * function.c (assign_parm_remove_parallels): Pass
1652 data->passed_type as third argument to emit_group_store.
1655 * final.c (mark_symbol_refs_as_used): New function.
1656 * output.h (mark_symbol_refs_as_used): New prototype.
1657 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1658 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1659 * config/arm/arm.md (consttable_4): Likewise.
1662 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1664 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1668 propagate x = &a into *x = b if conversion from b to a's type is
1671 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1673 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1674 for the liveness computation of the new insn.
1676 2008-11-21 DJ Delorie <dj@redhat.com>
1678 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1679 Moves to/from below100 space (W) can only use r0-r7.
1681 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1684 * doc/invoke.texi (Optimization Options): Fix typo.
1686 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1687 Xuepeng Guo <xuepeng.guo@intel.com>
1689 * config.gcc (extra_headers): For x86 and x86-64, remove
1690 gmmintrin.h, add immintrin.h and avxintrin.h.
1692 * config/i386/gmmintrin.h: Renamed to ...
1693 * config/i386/avxintrin.h: This. Issue an error if
1694 _IMMINTRIN_H_INCLUDED is undedined.
1696 * config/i386/immintrin.h: New.
1698 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1701 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1702 mode of PLUS, not mode of the eliminated register.
1704 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1707 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1708 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1709 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1710 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1711 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1712 (*nand<mode>3): Rename to *andnot<mode>3.
1713 (*nandtf3): rename to *andnottf3.
1714 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1715 Use CODE_FOR_mmx_andnotv2si3.
1716 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1717 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1718 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1719 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1720 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1722 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1725 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1726 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1727 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1728 to (not:IMODE (and:IMODE (...))).
1729 (sync_old_nand<mode>): Ditto.
1730 (sync_new_nand<mode>): Ditto.
1732 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1734 * config/arm/thumb2.md (thumb2_casesi_internal,
1735 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1737 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1739 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1740 nand to the changed 4.4 semantic.
1742 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1745 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1746 (fold_builtin_memory_op): Handle even the case where just one
1747 of src and dest is an address of a var decl component, using
1748 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1749 and readonly_data_expr src check.
1750 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1753 PR rtl-optimization/36998
1754 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1755 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1756 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1757 stack_adjust_offset callers.
1758 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1760 (compute_barrier_args_size): Handle insns in annulled branches
1763 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1767 Handle cases when integer argument crosses argument register boundary.
1769 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1772 * config.gcc (i[34567]86-*-solaris2*): Don't include
1773 i386/t-crtstuff here.
1774 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1775 * config/i386/t-sol2: Move to libgcc/config/i386.
1777 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1780 * tlink.c: Include "libiberty.h".
1781 (initial_cwd): Change type into char *.
1782 (tlink_init): Call getpwd instead of getcwd.
1784 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1786 PR rtl-optimization/32283
1787 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1788 of the induction variable to decide whether it may wrap.
1789 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1790 initialization of the bound before the loop.
1791 * simplify-rtx.c (simplify_binary_operation_1): Add two
1792 simplifications regarding AND.
1793 (simplify_plus_minus): Only fail if no simplification is possible.
1794 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1796 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1799 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1800 checking until GIMPLE lowering.
1801 * gimple-low.c (check_call_args): New function.
1802 (lower_stmt) <case GIMPLE_CALL>: Call it.
1804 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1806 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1807 with the same type as the first operand of the AND expression.
1809 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1812 * ira-int.h (struct ira_loop_tree_node): New member
1813 entered_from_non_parent_p.
1815 * ira-color.c (print_loop_title): Print loop bbs.
1817 * ira-emit.c (entered_from_non_parent_p,
1818 setup_entered_from_non_parent_p): New functions.
1819 (not_modified_p): Rename to store_can_be_removed_p. Check there
1821 (generate_edge_moves): Use store_can_be_removed_p instead of
1823 (ira_emit): Call setup_entered_from_non_parent_p.
1825 * ira-build.c (copy_info_to_removed_store_destinations):
1826 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1827 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1828 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1829 update all accumulated attributes.
1831 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1834 * ira-int.h (ira_copy_allocno_live_range_list,
1835 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1836 ira_finish_allocno_live_range_list): New prototypes.
1837 (ira_allocno_live_ranges_intersect_p,
1838 ira_pseudo_live_ranges_intersect_p): Remove.
1840 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1841 ira_pseudo_live_ranges_intersect_p): Rename to
1842 allocnos_have_intersected_live_ranges_p and
1843 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1845 * ira-color.c: ... here
1846 (coalesced_allocno_conflict_p): Use
1847 allocnos_have_intersected_live_ranges_p.
1848 (coalesced_allocnos_living_at_program_points,
1849 coalesced_allocnos_live_at_points_p,
1850 set_coalesced_allocnos_live_points): Remove.
1851 (slot_coalesced_allocnos_live_ranges,
1852 slot_coalesced_allocno_live_ranges_intersect_p,
1853 setup_slot_coalesced_allocno_live_ranges): New.
1854 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1855 (ira_sort_regnos_for_alter_reg): Use
1856 allocnos_have_intersected_live_ranges_p.
1857 (ira_reuse_stack_slot): Use
1858 pseudos_have_intersected_live_ranges_p.
1860 * global.c (pseudo_for_reload_consideration_p): Check
1861 flag_ira_share_spill_slots too.
1863 * ira-build.c (copy_allocno_live_range_list): Rename to
1864 ira_copy_allocno_live_range_list. Make it external.
1865 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1867 (ira_allocno_live_ranges_intersect_p): New.
1868 (ira_finish_allocno_live_range_list): New.
1869 (finish_allocno): Use it.
1870 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1871 (copy_info_to_removed_store_destinations): Ditto. Use
1872 ira_copy_allocno_live_range_list.
1873 (ira_flattening): Use ira_merge_allocno_live_ranges.
1875 * ira.c (too_high_register_pressure_p): New function.
1876 (ira): Switch off sharing spill slots if the pressure is too high.
1878 2008-11-19 Richard Guenther <rguenther@suse.de>
1880 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1881 non-sizetype offsets if their precision matches that of the pointer.
1882 * expr.c (expand_expr_real_1): Always sign-extend the offset
1883 operand of a POINTER_PLUS_EXPR.
1885 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1887 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1888 (mips-sgi-irix[56]*): No need to use fixproto.
1890 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1891 Paul Brook <paul@codesourcery.com>
1893 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1896 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1898 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1900 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1903 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1904 (separate_decls_in_region): Create shared struct even when there
1905 are only reductions.
1907 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1909 * config/picochip/picochip.c (headers): Remove an unnecessary
1912 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1915 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1916 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1918 * config/m68k/m68k.md: Adjust all conditional branches that use the
1919 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1921 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1924 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1925 is a register or zero operand in the correct mode before generating
1926 mtch1 insn or a register operand in the correct mode before generating
1928 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1930 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1932 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1933 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1934 mipsisa*-*-elf*. Handle mipsisa64r2*.
1935 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1936 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1938 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1939 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1941 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1942 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1943 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1946 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1949 * config/i386/i386.md (allocate_stack_worker_32,
1950 allocate_stack_worker_64): Don't use match_dup between input and
1952 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1953 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1955 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1957 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1958 is forced when trying to do a symbol link for it.
1960 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1962 * expmed.c (extract_bit_field_1): Also use a temporary and
1963 convert_extracted_bit_field when the conversion from ext_mode to
1964 the target mode requires explicit truncation.
1966 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1968 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1970 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1971 registers when not optimizing.
1973 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1975 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1976 and its associated define_split. Expose the all-d alternative
1977 to the register allocator, but mark it with "?". Mark the first
1978 alternative with "*?*?".
1979 (*mul_sub_si): Likewise.
1980 (*mul_acc_si_r3900): New pattern.
1982 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1986 propagating x = &a into *x = b, add a cast if not useless
1987 type conversion or don't optimize if another stmt would be
1990 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1993 * optabs.c (expand_sync_operation): Properly handle NAND case
1994 by calculating ~(t1 & val) instead of (~t1 & val).
1995 * builtins.c (expand_builtin_sync_operation): Warn for changed
1996 semantics in NAND builtins.
1997 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1999 * doc/invoke.texi (Warning options): Add Wsync-nand.
2000 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2001 __sync_fetch_and_nand builtin operation in the example. Add a note
2002 about changed semantics in GCC 4.4.
2003 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2004 operation in the example. Add a note about changed semantics in
2007 2008-11-16 Jan Hubicka <jh@suse.cz>
2009 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2012 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2014 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2017 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2020 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2021 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2023 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2024 rather than call_really_used_regs when handling $gp.
2026 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2029 * config/mips/mips.c (machine_function): Update the comment
2030 above global_pointer.
2031 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2032 that a function doesn't need a global pointer.
2033 (mips_current_loadgp_style): Update accordingly.
2034 (mips_restore_gp): Likewise.
2035 (mips_output_cplocal): Likewise.
2036 (mips_expand_prologue): Likewise.
2038 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2040 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2041 parameter. Use DImode for computing the number of registers.
2042 (function_arg): Adjust for above change.
2043 (function_value): Likewise.
2045 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2047 PR tree-optimization/37950
2048 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2049 not computed for the current function.
2051 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2054 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2055 gpr and other COMPONENT_REFs.
2057 2008-11-15 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/38051
2060 * tree-ssa-alias.c (update_alias_info_1): Manually find
2063 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2065 * doc/invoke.texi (-mfix-r10000): Document.
2066 * config/mips/mips.opt (mfix-r10000): New option.
2067 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2068 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2069 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2070 (MIPS_SYNC_OP): Likewise.
2071 (MIPS_SYNC_OP_12): Likewise.
2072 (MIPS_SYNC_OLD_OP_12): Likewise.
2073 (MIPS_SYNC_NEW_OP_12): Likewise.
2074 (MIPS_SYNC_OLD_OP): Likewise.
2075 (MIPS_SYNC_NAND): Likewise.
2076 (MIPS_SYNC_OLD_NAND): Likewise.
2077 (MIPS_SYNC_EXCHANGE): Likewise.
2078 (MIPS_SYNC_EXCHANGE_12): Likewise.
2079 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2081 (MIPS_SYNC_NEW_NAND): Likewise.
2082 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2083 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2084 (mips_output_sync_loop): New function.
2085 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2086 Make -mfix-r10000 require branch-likely instructions.
2087 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2088 mips_output_sync_loop.
2089 (compare_and_swap_12): Likewise.
2090 (sync_add<mode>): Likewise.
2091 (sync_<optab>_12): Likewise.
2092 (sync_old_<optab>_12): Likewise.
2093 (sync_new_<optab>_12): Likewise.
2094 (sync_nand_12): Likewise.
2095 (sync_old_nand_12): Likewise.
2096 (sync_new_nand_12): Likewise.
2097 (sync_sub<mode>): Likewise.
2098 (sync_old_add<mode>): Likewise.
2099 (sync_old_sub<mode>): Likewise.
2100 (sync_new_add<mode>): Likewise.
2101 (sync_new_sub<mode>): Likewise.
2102 (sync_<optab><mode>): Likewise.
2103 (sync_old_<optab><mode>): Likewise.
2104 (sync_new_<optab><mode>): Likewise.
2105 (sync_nand<mode>): Likewise.
2106 (sync_old_nand<mode>): Likewise.
2107 (sync_new_nand<mode>): Likewise.
2108 (sync_lock_test_and_set<mode>): Likewise.
2109 (test_and_set_12): Likewise.
2111 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2113 * gcc.c (cc1_options): Fix comment.
2115 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2118 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2119 argtype instead of result_type.
2121 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2123 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2124 subloop_next/next and subloops/childen fields.
2126 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2128 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2129 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2130 (LOCAL_INCLUDE_DIR): Undefine.
2131 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2133 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2135 PR rtl-optimization/37397
2136 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2137 (ALLOCNO_BAD_SPILL_P): New macro.
2139 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2141 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2142 (create_cap_allocno, propagate_allocno_info,
2143 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2144 (update_bad_spill_attribute): New function.
2145 (ira_build): Call it.
2147 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2149 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2151 PR tree-optimization/38104
2152 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2153 before calling mark_symbols_for_renaming, not after it.
2155 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2157 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2158 (OVERRIDE_OPTIONS): Likewise.
2160 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2161 Andrew Stubbs <ams@codesourcery.com>
2162 Gunnar Von Boehn <gunnar@genesi-usa.com>
2165 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2166 the shorter LEA insn over ADD.L where possible.
2168 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2170 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2171 systems, which are assumend to always provide SSP-support in glibc.
2172 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2174 * configure: Regenerate.
2176 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2179 * function.c (gimplify_parameters): For callee copies parameters,
2180 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2182 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2185 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2186 x86 parts into the `i[34567]86-*-linux*' and parts that are
2187 independent of the processor architecture into the `*-*-linux*' cases.
2188 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2189 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2190 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2191 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2192 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2193 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2194 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2196 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2198 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2199 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2200 (ls2_idiv): Likewise idiv3.
2201 (ls2_prefetch): New reservation.
2202 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2203 * config/mips/mips.md (type): Add imul3nc and idiv3.
2204 (length): Handle idiv3.
2205 (any_mod): New code_iterator.
2206 (u): Handle MOD and UMOD.
2207 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2208 (prefetch): Handle TARGET_LOONGSON_2EF.
2210 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2213 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2214 (prune_unused_types_walk): Call it for non-perennial local classes.
2215 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2216 entry, just set it to 2 and recurse on children, don't walk attributes
2219 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2221 * c-common.c (warn_about_parentheses): Add missing whitespace
2224 2008-11-13 Paul Brook <paul@codesourcery.com>
2226 * doc/invoke.texi: Document --fix-cortex-m3.
2227 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2228 Cortex-M3 cpu is selected.
2229 (output_move_double): Avoid overlapping base register and first
2230 destination register when fix_cm3_ldrd.
2231 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2233 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2236 * gimple.h (gimple_range_check_failed): Remove prototype.
2237 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2239 (gimple_range_check_failed): Removed.
2241 2008-11-13 Andrew Haley <aph@redhat.com>
2244 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2247 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2251 2007-05-07 Mike Stump <mrs@apple.com>
2252 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2253 also checks for and while statements in C++.
2255 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2258 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2259 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2260 - which clones are reachable - as "abstract and needed".
2261 * cgraph.c (cgraph_release_function_body): If a node is
2262 "abstract and needed", do not release its DECL_INITIAL() content
2263 that will be needed to emit debug info.
2265 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2268 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2269 to set HAVE_GETIPINFO.
2270 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2271 * configure: Regenerate.
2272 * config.in: Regenerate.
2274 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2277 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2279 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2282 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2283 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2285 2008-11-12 Jason Merrill <jason@redhat.com>
2288 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2291 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2293 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2294 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2297 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2299 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2301 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2302 packed-stack special handling.
2303 (FRAME_ADDR_RTX): Add definition.
2305 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2308 * fold-const.c (native_encode_string): New function.
2309 (native_encode_expr): Use it for STRING_CST.
2311 2008-11-12 DJ Delorie <dj@redhat.com>
2313 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2314 insns if the intermediate value will be used later.
2316 2008-11-12 Andreas Schwab <schwab@suse.de>
2318 * config/m68k/m68k.c (print_operand): Mask off extra extension
2319 bits when writing out the representation of real values.
2321 2008-11-12 Ira Rosen <irar@il.ibm.com>
2323 PR tree-optimization/38079
2324 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2327 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2330 * c-pretty-print.c (pp_c_complex_expr): New function.
2331 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2334 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2335 than INNER and INNER is a constant, forcibly align INNER as much
2338 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2340 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2342 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2344 PR rtl-optimization/37363
2345 * simplify-rtx.c (simplify_plus_minus): Don't create
2346 (const (minus ...)) expresisons.
2348 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2350 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2353 2008-11-10 Catherine Moore <clm@codesourcery.com>
2355 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2357 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2358 (BASE_DRIVER_SELF_SPECS): Remove.
2359 (DRIVER_SELF_SPECS): New definition.
2360 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2361 BASE_DRIVER_SELF_SPECS.
2362 * config/mips/sde.h: Likewise.
2363 * config/mips/iris6.h: Likewise.
2364 * config/mips/vr.h: Likewise.
2365 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2367 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2369 PR rtl-optimizations/37948
2370 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2371 (ira_create_copy, ira_add_allocno_copy): New parameter.
2373 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2374 to ira_add_allocno_copy.
2375 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2376 parameter to process_regs_for_copy.
2377 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2378 Fix typo in passing second allocno to ira_add_allocno_copy.
2380 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2381 coalesced allocnos list.
2382 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2384 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2385 (add_ira_allocno_to_ordered_bucket): Rename to
2386 add_allocno_to_ordered_bucket.
2387 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2388 head of coalesced allocnos list.
2389 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2390 Check that it is aready calculated.
2391 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2392 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2394 (coalesce_allocnos): Do extended coalescing too.
2396 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2397 parameter to ira_add_allocno_copy.
2399 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2401 (print_copy): Print copy origination too.
2403 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2406 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2408 PR rtl-optimization/37514
2409 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2410 flag_ira_share_spill_slots to 2 if it's already non-zero.
2411 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2412 flag_ira_share_spill_slots is 2.
2414 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2416 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2417 (prologue_enter_32): Set FB to SP - 4.
2419 2008-11-10 DJ Delorie <dj@redhat.com>
2421 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2422 constraint for single-bit-clear in lower byte of HI constant, vs
2423 Imb which just ignores the upper byte.
2424 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2425 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2426 (iorhi3_16): Check for single bit set, not single bit clear.
2428 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2430 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2432 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2434 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2436 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2437 values living in memory and use more precise alignment information.
2439 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2442 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2443 after __mf_check call if the call must end a bb.
2445 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2449 * combine.c (force_to_mode): Do not process vector types.
2451 * rtlanal.c (nonzero_bits1): Do not process vector types.
2452 (num_sign_bit_copies1): Likewise.
2454 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2456 * config/i386/gnu.h: Add copyright and licensing header.
2457 * config/gnu.h: Likewise.
2459 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 * fwprop.c (fwprop_done): Call df_remove_problem.
2463 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2466 * tree-scalar-evolution.c (instantiate_scev_1): Return
2467 chrec_dont_know for VL_EXP_CLASS_P.
2469 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2471 * reg-stack.c (reg_to_stack): Add missing braces in memset
2474 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2476 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2477 (NO_PROFILE_COUNTERS): New define.
2479 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2482 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2484 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2487 * config/sparc/constraints.md (D): New.
2488 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2489 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2491 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2492 Use the 'D' constraint in addition to 'F' in some alternatives.
2493 (DF splitter): Generalize for V64mode.
2494 * doc/md.texi (SPARC): Document the 'D' constraint.
2496 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2498 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2500 2008-11-06 Ben Elliston <bje@au.ibm.com>
2502 * gcc.c: Remove ancient comment about a bug in Sun cc.
2504 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2506 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2508 2008-11-06 Ben Elliston <bje@au.ibm.com>
2510 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2512 2008-11-06 Ben Elliston <bje@au.ibm.com>
2514 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2517 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2520 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2523 2008-11-05 Martin Jambor <mjambor@suse.cz>
2526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2527 pointer arithmetics into array_ref if the array is accessed
2528 through an indirect_ref.
2530 2008-11-05 Richard Guenther <rguenther@suse.de>
2533 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2534 qualified pointer conversion before stripping qualifiers.
2535 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2536 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2537 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2540 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2541 properly canonicalize binary ops.
2542 (forward_propagate_addr_expr_1): Use
2543 may_propagate_address_into_dereference.
2545 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2548 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2549 Initialize uninitialized input registers with a NaN.
2551 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2555 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2557 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2561 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2562 exits and conditions.
2563 * testsuite/gcc.dg/graphite/pr37943.c: New.
2565 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2566 Andrew Pinski <andrew_pinski@playstation.sony.com>
2569 * c-common.c (warn_for_sign_compare): For complex result_type
2570 use component's type.
2572 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2574 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2576 * print-tree.c (print_node): Don't print DECL_INITIAL
2580 * c-common.c (parse_optimize_options): Save and restore
2581 flag_strict_aliasing around decode_options call.
2583 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2586 (host_detect_local_cpu): Use it instead of casted strings to
2587 compare vendor signatures.
2589 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2592 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2593 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2595 2008-11-03 Catherine Moore <clm@codesourcery.com>
2597 * config/mips.c (mips_conditional_register_usage): Handle the
2598 DSP control register.
2599 * doc/extend.texi: Document the DSP control register.
2601 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2602 Jakub Jelinek <jakub@redhat.com>
2604 * omp-low.c (expand_omp_for_generic): If iter_type has different
2605 precision than type and type is a pointer type, cast n1 and n2
2606 first to an integer type with the same precision as pointers
2607 and only afterwards to iter_type.
2609 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2611 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2612 (UNSPEC_GOTSYM_OFF): New unspec.
2613 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2614 (pic_add_dot_plus_eight): Likewise.
2615 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2616 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2617 UNSPEC_PIC_BASE operands.
2618 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2619 (arm_output_addr_const_extra): Handle it.
2621 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2623 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2624 integer class to full integer class if the offset is not word-aligned.
2626 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2629 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2631 (doloop_optimize): Update call to doloop_modify.
2633 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2635 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2637 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2640 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2641 gcc_cv_as_cfi_directive.
2642 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2643 merging read-only and read-write sections or assembler emits
2644 read-write .eh_frame sections.
2645 * configure: Regenerate.
2647 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2650 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2652 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2654 (rs6000_emit_prologue): Invert logic.
2655 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2656 (reg:P 11) instead of match_operand.
2657 (*save_fpregs_<mode>): Likewise.
2658 (*restore_gpregs_<mode>): Likewise.
2659 (*return_and_restore_gpregs_<mode>): Likewise.
2660 (*return_and_restore_fpregs_<mode>): Likewise.
2661 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2662 (reg:P 11) insted of match_operand.
2663 (*restore_gpregs_spe): Likewise.
2664 (*return_and_restore_gpregs_spe): Likewise.
2666 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2668 PR tree-optimization/37684
2669 * gcc.dg/graphite/pr37684.c: New.
2670 * graphite.c (exclude_component_ref): New.
2671 (is_simple_operand): Call exclude_component_ref.
2673 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2675 PR tree-optimization/36908
2676 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2677 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2678 (number_of_rw_in_partition): New.
2679 (partition_contains_all_rw): New.
2680 (ldist_gen): Do not distribute when one of the partitions
2681 contains all the memory operations.
2683 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2685 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2686 EDGE_IRREDUCIBLE_LOOP.
2688 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2690 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2691 where we have one entry point in the loop which isn't the head.
2693 2008-11-03 Richard Guenther <rguenther@suse.de>
2696 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2698 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2701 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2702 for ipa and simple ipa passes.
2704 2008-11-02 Richard Guenther <rguenther@suse.de>
2706 PR tree-optimization/37542
2707 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2708 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2709 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2710 (vn_nary_op_insert_stmt): Likewise.
2711 (visit_use): Likewise.
2713 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2715 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2717 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2718 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2719 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2720 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2721 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2722 peephole2's): Replace unspec with rotate.
2723 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2725 2008-11-02 Richard Guenther <rguenther@suse.de>
2727 PR tree-optimization/37991
2728 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2729 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2730 (set_ssa_val_to): Print if the value changed.
2731 (simplify_binary_expression): Strip useless conversions.
2733 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2736 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2739 2008-11-01 Richard Guenther <rguenther@suse.de>
2742 * builtins.c (fold_builtin_strspn): Return a size_t.
2743 (fold_builtin_strcspn): Likewise.
2745 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2747 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2748 attribute for struct return convention.
2750 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2752 * config/rs6000/crtsavres.asm: Really, really delete.
2754 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2756 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2758 (rs6000_emit_prologue): Invert logic.
2759 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2760 (reg:P 11) instead of match_operand.
2761 (*save_fpregs_<mode>): Likewise.
2762 (*restore_gpregs_<mode>): Likewise.
2763 (*return_and_restore_gpregs_<mode>): Likewise.
2764 (*return_and_restore_fpregs_<mode>): Likewise.
2765 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2766 (reg:P 11) insted of match_operand.
2767 (*restore_gpregs_spe): Likewise.
2768 (*return_and_restore_gpregs_spe): Likewise.
2770 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2772 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2773 list of word switches that take args.
2775 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2777 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2778 (s390_output_pool_entry): Call it through for_each_rtx.
2781 * expr.c (store_constructor): For vectors, if target is a MEM, use
2782 target's MEM_ALIAS_SET instead of elttype alias set.
2784 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2787 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2790 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2793 * config/rs6000/predicates.md (word_offset_memref_operand):
2794 Restructure code and look inside auto-inc/dec addresses.
2796 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2799 * libgcov.c (__gcov_indirect_call_profiler): Check
2800 TARGET_VTABLE_USES_DESCRIPTORS.
2802 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2804 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2805 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2806 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2807 offset if eliminating soft frame pointer.
2808 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2809 (stack_protect_test_si): Add initial machine description
2810 for Stack Smashing Protector
2812 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2815 * c-common.c (min_precision): Move to...
2816 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2817 * tree.h (tree_int_cst_min_precision): Declare.
2818 * c-common.h (min_precision): Delete declaration.
2819 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2820 multiplication of non-negative integer constants.
2821 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2822 tree_int_cst_min_precision.
2823 (finish_enum): Likewise.
2825 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2828 * convert.c (convert_to_real): Do not optimize conversions of
2829 binary arithmetic operations between binary and decimal
2830 floating-point types. Consider mode of target type in determining
2831 decimal type for arithmetic. Unless
2832 flag_unsafe_math_optimizations, do not optimize binary conversions
2833 where this may change rounding behavior.
2834 * real.c (real_can_shorten_arithmetic): New.
2835 * real.h (real_can_shorten_arithmetic): Declare.
2837 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2839 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2840 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2841 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2843 (must_save_p): For some workarounds, interrupts need to clobber a
2845 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2846 and LC1 for WA_05000257.
2847 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2848 WA_05000283 and WA_05000315.
2849 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2850 (movbi): Add alternative to set CC to 1; improve code for setting
2852 (dummy_load): New pattern.
2854 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2857 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2858 BLKmode for non-memory, convert using a wider MODE_INT mode
2862 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2863 that haven't been removed yet.
2865 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2867 * config/bfin/bfin.c (struct machine_function): New member
2868 has_loopreg_clobber.
2869 (bfin_expand_movmem): Set it when generating memcpy insns.
2870 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2871 expand_epilogue_reg_restore): If we have hardware loops,
2872 memcpy insns (indicated by has_loopreg_clobber) or function
2873 calls, we need to save the loop registers.
2875 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2877 * config/i386/i386.c (core2_cost): Fix typos in comments.
2879 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2882 * combine.c (make_compound_operation): Don't call make_extraction with
2883 non-positive length.
2884 (simplify_shift_const_1): Canonicalize count even if complement_p.
2886 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2888 * convert.c (strip_float_extensions): Do not remove or introduce
2889 conversions between binary and decimal floating-point types.
2891 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2894 * fold-const.c (distribute_bit_expr): Convert common, left and
2895 right arguments to type.
2897 2008-10-28 Nick Clifton <nickc@redhat.com>
2899 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2900 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2901 call_really_used_regs array rather than the call_used_regs array.
2902 (mn10300_get_live_callee_saved_regs, expand_prologue,
2903 expand_epilogue, output_tst): Likewise.
2905 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2908 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2909 (df_get_entry_block_def_set): Neither here.
2910 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2912 PR tree-optimization/37879
2913 * predict.c (tree_estimate_probability): Check if last_stmt is
2914 non-NULL before dereferencing it.
2916 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2918 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2919 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2920 (ira_fast_allocation): Remove the prototype.
2922 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2923 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2924 (color_pass): Modify the updated costs.
2925 (ira_color): Rename to color. Make it static.
2926 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2927 (ira_color): New function.
2929 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2932 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2934 (set_allocno_live, clear_allocno_live, mark_ref_live,
2935 mark_ref_dead): Invalidate corresponding element of
2936 allocno_saved_at_call.
2937 (process_bb_node_lives): Increment last_call_num. Setup
2938 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2939 allocno was already saved.
2940 (ira_create_allocno_live_ranges): Initiate last_call_num and
2941 allocno_saved_at_call.
2943 * ira-build.c (ira_create_allocno): Initiate
2944 ALLOCNO_UPDATED_COVER_CLASS_COST.
2945 (create_cap_allocno, propagate_allocno_info,
2946 remove_unnecessary_allocnos): Remove setting updated costs.
2947 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2949 * ira.c (ira): Don't call ira_fast_allocation.
2951 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2954 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2957 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2959 * ira-int.h (ira_hard_regno_cover_class): New.
2961 * ira-lives.c (mark_reg_live, mark_reg_dead,
2962 process_bb_node_lives): Use ira_hard_regno_cover_class.
2964 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2965 (setup_hard_regno_cover_class): New function.
2966 (ira_init): Call setup_hard_regno_cover_class.
2968 * ira-costs.c (cost_class_nums): Add comment.
2969 (find_allocno_class_costs): Initiate cost_class_nums.
2970 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2972 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2975 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2976 Rename to copy_info_to_removed_store_destinations. Propagate
2977 conflict hard regs and register stack attribute.
2979 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2982 * pa.c (function_arg_padding): Pad complex and vector types
2983 upward in 64-bit runtime.
2984 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2986 2008-10-26 Matthias Klose <doko@ubuntu.com>
2988 * doc/install.texi: Document requirements on antlr.
2990 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2992 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2995 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2998 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2999 is defined, use it to modify the constant offset.
3001 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3003 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3004 and short arguments to the correct location as mandated by the ABI.
3006 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3008 PR rtl-optimization/37769
3009 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3011 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3013 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3014 unwind-dw2-Os-4-200.o.
3016 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3018 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3019 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3021 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3023 PR tree-optimization/36038
3024 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3025 add sizetype IV with initial value zero instead of pointer type.
3027 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3030 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3031 around bit operation.
3032 * profile.c (is_edge_inconsistent): Likewise.
3033 * fold-const.c (truth_value_p): Move from here...
3034 * tree.h (truth_value_p): ... to here.
3035 * c-tree.h (c_expr): Update description of original_code.
3036 * c-typeck.c (parser_build_unary_op): Set original_code.
3037 (parser_build_binary_op): Update call to warn_about_parentheses.
3038 * c-common.c (warn_about_parentheses): Take two additional
3039 arguments of the operands. Use a switch. Quote operators
3040 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3041 Add warning about !x | y and !x & y.
3042 * c-common.h (warn_about_parentheses): Update declaration.
3044 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3046 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3047 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3048 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3050 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3051 (check-%): For test targets listed in lang_checks_parallelized
3052 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3053 run the testing in multiple make goals, possibly parallel, and
3054 afterwards run dg-extract-results.sh to merge the sum and log files.
3056 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3058 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3059 (mips_move_to_gpr_cost): Likewise.
3060 (mips_move_from_gpr_cost): Likewise.
3061 (mips_register_move_cost): Make more fine-grained.
3063 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3065 * graphite.c (graphite_apply_transformations): Check for
3066 -fgraphite-identity.
3067 * toplev.c (process_options): Add graphite_identity.
3068 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3070 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3072 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3073 mulhisihl and mulhisihh builtins.
3075 From Jie Zhang <jie.zhang@analog.com>
3076 * config/bfin/bfin.md (composev2hi): Put operands into vector
3079 2008-10-22 Chao-ying Fu <fu@mips.com>
3081 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3083 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3085 From Mike Frysinger <michael.frysinger@analog.com>
3086 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3087 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3088 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3089 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3090 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3091 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3092 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3093 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3094 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3095 __ADSPBF51x__ for all of them.
3096 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3097 -mcpu bf512, bf514, bf516, and bf518.
3098 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3099 bf512-none, bf514-none, bf516-none, and bf518-none.
3100 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3101 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3102 * doc/invoke.texi (Blackfin Options): Document that
3103 -mcpu now accepts bf512, bf514, bf516, and bf518.
3105 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3108 * fold-const.c (build_range_type): For 1 .. signed_max
3109 range call build_nonstandard_inter_type if signed_type_for
3110 returned a type with bigger precision.
3112 2008-10-22 Richard Guenther <rguenther@suse.de>
3114 * tree.def (COMPLEX_TYPE): Constrain element type.
3115 * tree.c (build_complex_type): Assert that.
3116 * tree-ssa-structalias.c (could_have_pointers): Complex types
3117 cannot have pointers.
3119 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3122 * c-typeck.c (convert_for_assignment): Do not give declaration's
3123 location for builtins. Spell out which type was expected and which
3126 2008-10-22 Nick Clifton <nickc@redhat.com>
3128 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3129 the fdpic register to be a target when running in fdpic mode.
3131 2008-10-22 Rafael Espindola <espindola@google.com>
3133 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3134 newly created statements.
3136 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3139 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3140 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3141 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3143 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3146 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3147 Adjust -mcmodel=medium description for 2005-07-31 changes.
3149 2008-10-22 Jan Hubicka <jh@suse.cz>
3150 Jakub Jelinek <jakub@redhat.com>
3153 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3155 2008-10-21 Richard Henderson <rth@redhat.com>
3158 * emit-rtl.c (get_spill_slot_decl): Export.
3159 * emit-rtl.h (get_spill_slot_decl): Declare.
3160 * var-tracking.c (vt_add_function_parameters): Relax assertion
3161 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3163 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3165 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3166 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3169 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3172 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3173 processed by get_maxval_strlen.
3175 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3178 * tree.c (get_file_function_name): Copy first_global_object_name.
3179 Centralize call to clean_symbol_name.
3181 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3183 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3184 * config/svr4.h (SVR4_ASM_SPEC): New.
3185 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3186 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3188 * doc/invoke.texi (Option Summary): Add -T to linker options.
3189 (Link Options): Document -T.
3191 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3193 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3196 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3199 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3201 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3203 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3206 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3208 * doc/install.texi: Fix typos in previous patch.
3210 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3212 * doc/install.texi: Document in-tree building of gcc and mpfr.
3214 2008-10-19 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3218 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3221 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3222 (build_enumerator): Convert enumerators that fit in integer to
3225 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3227 * config/i386/i386.md (unnamed peephole2): Do not force memory
3228 operands of arith or logical instructions into registers for
3229 non-TARGET_READ_MODIFY targets.
3231 (ffs_cmove): Change operand 0 predicate to register_operand.
3232 Change operand 1 predicate to nonimmediate_operand.
3234 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3236 2008-10-18 Richard Guenther <rguenther@suse.de>
3238 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3239 VIEW_CONVERT_EXPR case against invalid gimple.
3241 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3243 * c-parser.c (c_parser_binary_expression): Silence the
3244 uninitialized variable warning emitted for binary_loc.
3246 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3248 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3251 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3254 * c-typeck.c (build_unary_op): Use omit_one_operand for
3255 IMAGPART_EXPR of real argument.
3257 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3259 PR tree-optimization/37664
3260 * fold-const.c (fold_binary): When optimizing comparison with
3261 highest or lowest type's value, don't consider TREE_OVERFLOW.
3263 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3266 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3267 * coverage.c: Include tm_p.h.
3268 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3269 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3270 dollar signs from PREFIX.
3271 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3272 instead of manual strip_name_encoding.
3274 2008-10-16 Richard Guenther <rguenther@suse.de>
3277 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3278 volatile qualified functions or methods as relevant.
3280 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3282 PR tree-optimization/37525
3283 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3284 sizetype unsigned constants, both in the case of C and bounds.
3286 2008-10-15 Jan Hubicka <jh@suse.cz>
3288 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3290 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3293 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3294 HARD_REGNO_CALL_PART_CLOBBERED.
3296 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3299 * ira-lives.c (mark_early_clobbers): Remove.
3300 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3301 check_and_make_def_conflicts,
3302 make_early_clobber_and_input_conflicts,
3303 mark_hard_reg_early_clobbers): New functions.
3304 (process_bb_node_lives): Call
3305 make_early_clobber_and_input_conflicts and
3306 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3308 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3309 early clobbers of pseudo-registers.
3311 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3314 * ira-build.c (ira_flattening): Recalculate
3315 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3316 from the scratch instead of the propagation.
3318 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3320 * doc/rtl.texi (const_double): Remove the "addr" operand.
3321 Describe CONST_DOUBLE_* macros under const_double rather
3323 (const_fixed): Fix the operand description.
3324 (const): Add an @findex directive.
3325 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3326 after the constant rtl table.
3327 (fix): Combine floating-point and fixed-point descriptions.
3329 * sched-deps.c (sched_analyze_2): Remove reference to
3332 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3334 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3336 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3337 for UNSPEC_GOTSYM_OFFs.
3338 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3339 (add_GOT_to_pic_reg): Use it.
3340 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3342 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3343 Harsha Jagasia <harsha.jagasia@amd.com>
3345 PR tree-optimization/37485
3346 * graphite.c (gmp_cst_to_tree): Moved.
3347 (iv_stack_entry_is_constant): New.
3348 (iv_stack_entry_is_iv): New.
3349 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3350 (loop_iv_stack_insert_constant): New.
3351 (loop_iv_stack_pop): Use new datatpype.
3352 (loop_iv_stack_get_iv): Same.
3353 (loop_iv_stack_get_iv_from_name): Same.
3354 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3355 (loop_iv_stack_patch_for_consts): New.
3356 (loop_iv_stack_remove_constants): New.
3357 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3358 (translate_clast): Call loop_iv_stack_patch_for_consts and
3359 loop_iv_stack_remove_constants.
3360 (gloog): Use new datatype. Redirect construction edge to end
3361 block to avoid accidental deletion.
3362 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3364 (union iv_stack_entry_data): New. Data in iv stack entry.
3365 (struct iv_stack_entry): New. Datatype for iv stack entries.
3367 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3369 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3370 * graphite.c (free_scop): Same.
3371 (build_scops): Same.
3372 (free_scattering): New.
3373 (build_cloog_prog): Call free_scattering.
3374 (patch_phis_for_virtual_defs): Fix memleak.
3375 (graphite_trans_bb_strip_mine): Same.
3376 (limit_scops): Same.
3378 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3379 Harsha Jagasia <harsha.jagasia@amd.com>
3381 PR tree-optimization/37828
3382 * graphite.c (graphite_trans_loop_block): Do not loop block
3383 single nested loops.
3385 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3387 PR tree-optimization/37686
3388 * tree-loop-linear.c (linear_transform_loops): Build a
3389 loop nest vector. Pass it to lambda_compute_access_matrices.
3390 * tree-data-ref.h (struct access_matrix): Store the loop nest
3391 relative to which it encodes the information.
3392 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3393 (am_vector_index_for_loop): Reimplemented: iterate over the
3394 loop nest for finding the loop index in the access matrix.
3395 (lambda_compute_access_matrices): Update declaration.
3396 * lambda-code.c (build_access_matrix): Pass the loop nest and
3398 (lambda_compute_access_matrices): Same.
3400 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3402 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3403 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3404 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3405 already implies hard float. Also fix several insn condition
3406 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3408 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3411 Based on patches by Laurent Vivier.
3412 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3413 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3414 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3415 dollar sign to underscore.
3416 (ASM_OUTPUT_EXTERNAL): Same.
3417 (ASM_OUTPUT_LABELREF): New.
3418 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3420 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3421 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3422 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3423 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3425 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3427 PR tree-optimization/36881
3428 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3429 that each value doesn't need runtime relocations, for !flag_pic
3430 check that each value is just a valid initializer constant.
3432 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3434 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3435 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3436 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3437 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3439 (REG_CLASS_NAMES): Update accordingly.
3440 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3441 rather than an unpredictable descriptive string.
3442 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3443 (mips_register_move_cost): Check for specific COP*_REGS classes,
3444 instead of ALL_COP_AND_GR_REGS.
3445 (mips_ira_cover_classes): New function.
3446 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3447 (TARGET_IRA_COVER_CLASSES): Define.
3449 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3452 * tree.c (build_type_attribute_qual_variant): Hash on the
3453 unqualified type, and don't overwrite an existing
3454 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3455 allow distinguishing between wchar_t and its underlying type. This
3456 also means that we'll retain a little more typedef information.
3458 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3459 Dmitry Melnik <dm@ispras.ru>
3460 Dmitry Zhurikhin <zhur@ispras.ru>
3461 Alexander Monakov <amonakov@ispras.ru>
3462 Maxim Kuvyrkov <maxim@codesourcery.com>
3464 * target.h (struct gcc_target): Update prototypes of needs_block_p
3466 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3467 * sel-sched.c (create_speculation_check): Likewise.
3468 * doc/tm.texi: Provide documentation for new target hooks.
3470 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3471 (ia64_gen_spec_insn): Removed.
3472 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3473 ia64_gen_spec_check): New static functions.
3474 (ia64_alloc_sched_context, ia64_init_sched_context,
3475 ia64_set_sched_context, ia64_clear_sched_context,
3476 ia64_free_sched_context, ia64_get_insn_spec_ds,
3477 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3478 (ia64_needs_block_p): Change prototype.
3479 (ia64_gen_check): Rename to ia64_gen_spec_check.
3480 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3481 into declaration, add special memory dependencies handling.
3482 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3483 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3484 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3485 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3486 Define new target hooks.
3487 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3488 (ia64_optimization_options): Turn on selective scheduling with -O3,
3489 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3490 default with selective scheduling.
3491 (ia64_override_options): Initialize align_loops and align_functions
3492 to 32 and 64, respectively. Set global selective scheduling flags
3493 according to target-dependent flags.
3494 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3495 (group_barrier_needed): Use new mstop-bit-before-check flag.
3497 (dfa_state_size): Make global.
3498 (spec_check_no, max_uid): Remove.
3499 (mem_ops_in_group, current_cycle): New variables.
3500 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3501 Initialize new variables.
3502 (is_load_p, record_memory_reference): New functions.
3503 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3505 (ia64_variable_issue): Change use of current_sched_info to
3506 sched_deps_info. Update comment. Note if a load or a store is issued.
3507 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3508 advance if maximal number of loads or stores was issued on current
3510 (scheduled_good_insn): New static helper function.
3511 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3512 a group barrier is needed. Fix vertical spacing. Guard the code
3513 doing state transition with last_scheduled_insn check.
3514 Mark that a stop bit should be before current insn if there was a
3515 cycle advance. Update current_cycle and mem_ops_in_group.
3516 (ia64_h_i_d_extended): Change use of current_sched_info to
3517 sched_deps_info. Reallocate stops_p by larger chunks.
3518 (struct _ia64_sched_context): New structure.
3519 (ia64_sched_context_t): New typedef.
3520 (ia64_alloc_sched_context, ia64_init_sched_context,
3521 ia64_set_sched_context, ia64_clear_sched_context,
3522 ia64_free_sched_context): New static functions.
3523 (gen_func_t): New typedef.
3524 (get_spec_load_gen_function): New function.
3525 (SPEC_GEN_EXTEND_OFFSET): Declare.
3526 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3527 (get_mode_no_for_insn): Change the condition that prevents use of
3528 special hardware registers so it can now handle pseudos.
3529 (get_spec_unspec_code): New function.
3530 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3531 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3532 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3533 during selective scheduling.
3534 (ia64_speculate_insn): Use ds_get_speculation_types when
3535 determining whether we need to change the pattern.
3536 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3537 (ia64_spec_check_src_p): Support new speculation/check codes.
3538 (struct bundle_state): New field.
3539 (issue_nops_and_insn): Initialize it.
3540 (insert_bundle_state): Minimize mid-bundle stop bits.
3541 (important_for_bundling_p): New function.
3542 (get_next_important_insn): Use important_for_bundling_p.
3543 (bundling): When shifting TImode from unimportant insns, ignore
3544 also group barriers. Assert that best state is found before
3545 the backward bundling pass. Print number of mid-bundle stop bits.
3546 Minimize mid-bundle stop bits. Check correct calculation of
3547 mid-bundle stop bits.
3548 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3549 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3551 (sel2_run): New variable.
3552 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3553 selective scheduling pass instead of schedule_ebbs.
3555 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3556 (UNSPEC_LDS_A): New UNSPEC.
3557 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3558 movti_internal, movsf_internal, movdf_internal,
3559 movxf_internal): Make visible. Add speculable* attributes.
3560 (output_c_nc): New mode attribute.
3561 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3562 mov<mode>_nc, zero_extend<mode>di2_nc,
3563 advanced_load_check_nc_<mode>): New insns.
3564 (zero_extend*): Add speculable* attributes.
3566 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3567 (msched-stop-bits-after-every-cycle): Likewise.
3568 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3570 (msched-spec-verbose): Remove.
3571 (msched-prefer-non-data-spec-insns,
3572 msched-prefer-non-control-spec-insns,
3573 msched-count-spec-in-critical-path,
3574 msel-sched-dont-check-control-spec): Use Target Report Var
3575 instead of Common Report Var.
3577 * config/ia64/itanium2.md: Remove incorrect bypass.
3579 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3581 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3584 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3585 and -fhelp=separate.
3587 2008-10-14 Ben Elliston <bje@au.ibm.com>
3589 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3591 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3593 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3596 2008-10-13 Matthias Klose <doko@ubuntu.com>
3598 * config/pa/linux-atomic.c: Work around missing header file
3599 for hppa64-linux-gnu targets.
3601 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3602 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3603 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3604 Grace Cao <grace_cao@playstation.sony.com>
3606 * doc/invoke.texi (-mgen-cell-microcode): Document.
3607 (-mwarn-cell-microcode): Document.
3608 * cfglayout.c (locator_location): Export.
3609 * rtl.h (locator_location): Define prototype.
3610 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3612 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3613 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3614 (mwarn-cell-microcode): New option.
3615 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3616 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3617 cell and not already set.
3618 Turn off string instructions if not generating cell microcode.
3619 (rs6000_final_prescan_insn): New function that warns about microcoded
3621 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3622 * config/rs6000/rs6000.md
3623 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3624 the instruction would have been microcoded on the Cell. Set
3625 cell_micro to always on unnamed patterns for the string instructions.
3626 (cell_micro): Update definition, remove load/store conditional
3628 (sign_extend:DI): Define new pattern for non microcoded version.
3629 (sign_extend:SI): Likewise.
3630 (compare (div:P)): Set cell_micro to not.
3631 (andsi3): Define as an expand.
3632 (andsi3_mc): New pattern.
3633 (andsi3_nomc): New pattern.
3634 (andsi3_internal0_nomc): New pattern.
3635 (andsi3_internal2): Rename to ...
3636 (andsi3_internal2_mc): this and enable iff generating microcode.
3637 (andsi3_internal3): Rename to ...
3638 (andsi3_internal3_mc): this and enable iff generating microcode.
3639 (andsi3_internal4): Enable iif generating microcode.
3640 (andsi3_internal5): Rename to ..
3641 (andsi3_internal5_mc): this and enable iff generating microcode.
3642 (andsi3_internal5_nomc): New pattern.
3643 (extzvdi_internal1): Enable iff generating microcode.
3644 (extzvdi_internal2): Likewise.
3645 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3646 (anddi3): Change to expand.
3647 (anddi3_mc): Rename from anddi3.
3648 (anddi3_no_mc): New pattern.
3649 (anddi3_internal2): Rename to ..
3650 (anddi3_internal2_mc): this and enable iff generating microcode.
3651 (anddi3_internal2_nomc): New pattern.
3652 (anddi3_internal3): Rename to ..
3653 (anddi3_internal3_mc): this and enable iff generating microcode.
3654 (anddi3_internal3_nomc): New pattern.
3655 (movti_string): Set cell_micro to always if TARGET_STRING.
3656 (stmsi8): Set cell_micro to always.
3662 (stmsi8_power): Likewise.
3663 (stmsi7_power): Likewise.
3664 (stmsi6_power): Likewise.
3665 (stmsi5_power): Likewise.
3666 (stmsi4_power): Likewise.
3667 (stmsi3_power): Likewise.
3668 (movsi_update2): Enable iff generating microcode.
3669 (movhi_update3): Likewise.
3670 (lmw): Set cell_micro to always.
3672 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3674 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3675 * config/s390/s390.c (machine_function): Remove
3676 decomposed_literal_pool_addresses_ok_p.
3677 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3678 the difference of two labels.
3679 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3680 (s390_pool_offset): New function.
3681 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3682 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3684 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3686 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3687 (powerpc*-*-linux-gnu*): Describe.
3688 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3689 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3690 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3691 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3692 config/rs6000/e500crtres32gpr.asm,
3693 config/rs6000/e500crtres64gpr.asm,
3694 config/rs6000/e500crtres64gprctr.asm,
3695 config/rs6000/e500crtrest32gpr.asm,
3696 config/rs6000/e500crtrest64gpr.asm,
3697 config/rs6000/e500crtresx32gpr.asm,
3698 config/rs6000/e500crtresx64gpr.asm,
3699 config/rs6000/e500crtsav32gpr.asm,
3700 config/rs6000/e500crtsav64gpr.asm,
3701 config/rs6000/e500crtsav64gprctr.asm,
3702 config/rs6000/e500crtsavg32gpr.asm,
3703 config/rs6000/e500crtsavg64gpr.asm,
3704 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3705 * config/rs6000/crtsavres.asm: Really remove.
3707 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3710 * c-format.c (convert_format_name_to_system_name): Use
3711 TARGET_OVERRIDES_FORMAT_INIT.
3712 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3713 * config/i386/mingw.opt: New.
3714 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3715 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3716 (ms_printf_length_specs): Removed const specifier.
3717 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3718 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3720 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3722 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3723 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3725 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3728 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3729 sure that ref has valid bb.
3731 2008-10-12 Richard Henderson <rth@redhat.com>
3734 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3735 * alias.c (value_addr_p, stack_addr_p): Remove.
3736 (nonoverlapping_memrefs_p): Remove IRA special case.
3737 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3738 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3739 * reload1.c (alter_reg): Use it.
3741 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3744 of registers instead of eax, ebx, ecx and edx. Use for loop
3745 and check register for non-zero value before the call
3746 to decode_caches_intel.
3748 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3750 PR rtl-optimization/37448
3751 * df.h (df_ref_class): New enum.
3752 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3753 (struct df_ref): Replaced with union df_ref_d.
3754 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3755 New members of df_ref_d union.
3756 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3757 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3758 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3759 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3760 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3761 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3762 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3763 (df_scan_bb_info, df_bb_regno_first_def_find,
3764 df_bb_regno_last_def_find, df_find_def, df_find_use,
3765 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3766 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3767 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3768 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3769 Replaced struct df_ref * with df_ref.
3770 * df-scan.c (df_collection_rec, df_null_ref_rec,
3771 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3772 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3773 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3774 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3775 df_reorganize_refs_by_reg_by_reg,
3776 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3777 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3778 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3779 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3780 df_bb_refs_record, df_exit_block_uses_collect,
3781 df_record_exit_block_uses, df_reg_chain_mark,
3782 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3783 df_ref * with df_ref.
3784 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3785 df_ref_class parameter.
3786 (df_scan_problem_data): Added new pools for different types of refs.
3787 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3788 df_ref_create_structure): Processed new ref pools.
3789 (df_scan_start_dump): Added counts of refs and insns.
3790 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3791 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3792 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3793 code to pass df_ref_class down to ref creation functions.
3794 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3795 df_reg_chain_mark): Use macros to hide references to df_refs.
3796 (df_ref_chain_change_bb): Removed.
3797 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3798 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3799 Enhanced to understand df_ref union structure.
3800 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3801 all_uses_available_at, update_df, try_fwprop_subst,
3802 forward_propagate_subreg, forward_propagate_and_simplify,
3803 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3804 df_ref * with df_ref.
3805 (use_killed_between, all_uses_available_at): Use macros to hide
3806 references to df_refs.
3807 * regstat.c (regstat_bb_compute_ri,
3808 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3810 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3811 see_handle_relevant_refs, see_analyze_one_def,
3812 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3813 struct df_ref * with df_ref.
3814 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3815 global_conflicts): Replaced struct df_ref * with df_ref.
3816 * ddg.c (create_ddg_dep_from_intra_loop_link,
3817 add_cross_iteration_register_deps, build_inter_loop_deps):
3818 Replaced struct df_ref * with df_ref.
3819 (create_ddg_dep_from_intra_loop_link,
3820 add_cross_iteration_register_deps): Use macros to hide references
3822 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3823 df_ref * with df_ref.
3824 * df-core.c (df_bb_regno_first_def_find,
3825 df_bb_regno_last_def_find, df_find_def, df_find_use,
3826 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3827 debug_df_ref): Replaced struct df_ref * with df_ref.
3828 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3829 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3831 * web.c (union_defs, entry_register, replace_ref, web_main):
3832 Replaced struct df_ref * with df_ref.
3833 (union_defs, replace_ref): Use macros to hide references to df_refs.
3834 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3835 Replaced struct df_ref * with df_ref.
3836 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3837 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3838 Replaced struct df_ref * with df_ref.
3839 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3840 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3842 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3843 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3844 df_compute_accessed_bytes_strict_low_part,
3845 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3846 Replaced struct df_ref * with df_ref.
3847 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3848 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3849 df_ref * with df_ref.
3850 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3851 check_dependency, check_dependencies, record_uses): Replaced
3852 struct df_ref * with df_ref.
3853 (invariant_for_use, check_dependency): Use macros to hide
3854 references to df_refs.
3855 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3856 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3857 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3858 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3859 references to df_refs.
3860 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3862 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3863 * df-problems.c (df_rd_bb_local_compute_process_def,
3864 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3865 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3866 df_chain_remove_problem, df_chain_create_bb_process_use,
3867 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3868 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3869 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3870 df_byte_lr_simulate_artificial_refs_at_top,
3871 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3872 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3873 df_simulate_uses, df_simulate_artificial_refs_at_end,
3874 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3876 (df_chain_dump): Use macros to hide references to df_refs.
3877 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3878 df_ref * with df_ref.
3879 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3880 mark_artificial_uses, mark_reg_dependencies,
3881 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3883 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3885 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3887 (array_ref_element_size): Likewise.
3888 (array_ref_low_bound): Likewise.
3889 (array_ref_up_bound): Likewise.
3890 * expr.c (contains_packed_reference): Likewise.
3891 (array_ref_element_size): Likewise.
3892 (array_ref_low_bound): Likewise.
3893 (array_ref_up_bound): Likewise.
3894 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3895 with ARRAY_RANGE_REF.
3896 (idx_find_step): Likewise.
3897 (idx_record_use): Likewise.
3898 (strip_offset_1): Likewise.
3899 (idx_remove_ssa_names): Likewise.
3901 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3902 Andi Kleen <ak@linux.intel.com>
3904 * config/i386/cpuid.h (__cpuid_count): New defines.
3905 * config/i386/driver-i386.c (struct cache_desc): New structure.
3906 (describe_cache): Use struct cache_desc to pass cache descriptions.
3907 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3908 (detect_caches_amd): Use struct cache_desc to describe caches.
3909 (decode_caches_intel): Use struct cache_desc to pass cache
3910 descriptions. Update descriptions to match latest (rev -032,
3911 December 2007) CPUID documentation. Do not check valid bit here.
3912 Check for Xeon MP value 0x49 problems.
3913 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3914 Check valid bit before calling decode_caches_intel. Detect number
3915 of times to repeat CPUID instruction.
3916 (detect_caches_cpuid4): New function.
3917 (detect_caches_intel): Depending on max_level, call
3918 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3919 only when other methods fail to provide valid L2 cache description.
3921 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3925 it to PIC call patterns.
3926 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3927 code generation and attributes from pattern. Change peephole2 to
3928 split for noreturn case. Revise split pattern for non noreturn case.
3929 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3930 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3931 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3934 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3936 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3937 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3939 (divdf3): Reformat long line.
3941 2008-10-11 Michael J. Eager <eager@eagercon.com>
3943 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3945 (rs6000_handle_option): Process -mfpu options.
3946 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3947 (enum fpu_type_t): New.
3948 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3949 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3951 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3952 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3953 * config/rs6000/rs6000.opt (-mfpu): New.
3954 (-mxilinx-fpu): New.
3955 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3956 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3957 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3958 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3959 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3961 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3964 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3965 LO_SUM on Darwin if mode has just one unit.
3967 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3970 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3971 has been optimized out.
3973 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3975 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3976 instead of PIC_DIRECT_ADDR_P.
3977 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3978 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3979 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3980 (PIC_OFFSET_P): Rename to...
3981 (PCREL_SYMOFF_P): ...this.
3982 (PIC_DIRECT_ADDR_P): Delete.
3983 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3985 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3986 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3987 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3988 * config/sh/sh.c (print_operand): Remove CONST handling.
3989 (unspec_caller_rtx_p): Rewrite to use split_const and check
3990 the operands of UNSPEC bases.
3991 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3992 with (unspec [A B] UNSPEC_SYMOFF).
3993 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3994 UNSPEC_PCREL_SYMOFF.
3995 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3996 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3997 (UNSPEC_EXTRACT_U16): Likewise.
3998 (UNSPEC_SYMOFF): Likewise.
3999 (UNSPEC_PCREL_SYMOFF): Likewise.
4000 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4002 (movsi_const_16bit): Likewise.
4003 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4004 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4005 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4006 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4007 with (unspec [A B] UNSPEC_SYMOFF).
4008 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4009 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4010 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4011 (Csu): Likewise UNSPEC_EXTRACT_U16.
4012 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4013 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4015 2008-10-10 Stepan Kasal <skasal@redhat.com>
4017 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4018 for loop strip mining and loop blocking.
4020 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4022 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4023 vary types depending on debug info.
4025 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4027 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4028 before ensuring it's already computed.
4030 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4032 * rtl.h (locator_eq): New decl.
4033 * cfglayout.c (locator_scope): New function.
4034 (insn_scope): Use it.
4035 (locator_eq): New function.
4036 (fixup_reorder_chain): Search for last insn in src bb
4037 that has locator set or first insn in dest bb. Use
4038 locator_eq instead of == to compare locators.
4039 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4040 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4041 == to compare locators.
4043 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4045 * gimple-low.c (lower_function_body, lower_gimple_return,
4046 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4047 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4048 goto_block on edges if goto_locus is known.
4051 * tree.h (get_object_alignment): Declare.
4052 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4053 get_object_alignment if needed.
4054 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4056 (get_object_alignment): ... here. New function. Try harder to
4057 determine alignment from get_inner_reference returned offset.
4059 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4061 * graphite.c (gloog): Don't call find_unreachable_blocks
4062 before delte_unreachable_blocks.
4064 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4065 goto_locus of true_edge into RTL locator.
4067 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4070 (*jcc_btdi_mask_rex64): Ditto.
4072 (*jcc_btsi_mask): Ditto.
4073 (*jcc_btsi_1): Ditto.
4074 (*jcc_btsi_mask_1): Ditto.
4076 2008-10-08 Paul Brook <paul@codesourcery.com>
4078 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4079 compatible profiler (__gnu_mcount_nc).
4080 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4082 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/i386.c (initial_ix86_tune_features): Add
4085 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4086 * config/i386/i386.h (ix86_tune_indices): Likewise.
4087 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4089 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4090 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4091 for FP to FP splitters.
4093 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4095 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4098 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4102 PR rtl-optimization/37341
4103 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4104 to ORIG_BB, pass through ORIG_BB recursively.
4105 (cse_condition_code_reg): Adjust caller.
4107 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4109 * sdbout.c (sdbout_one_type): Treat the value type
4110 CONST_DECL for enumerals.
4112 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/i386.md: Remove trailing white spaces.
4116 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4118 PR rtl-optimization/37448
4119 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4120 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4122 (struct output_info) [count]: Renamed total_created and made
4124 (struct output_info) [size]: Renamed total_allocated and made
4126 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4127 Properly keep track of desc->size.
4128 (print_statistics, dump_alloc_pool_statistics): Enhance the
4129 printing of statistics to print the number of elements and to use
4132 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4135 * opts.h (CL_SAVE): Move up to flags range.
4136 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4137 CL_COMMON): Renumber.
4138 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4139 * opts.c (common_handle_option): Revert last change.
4141 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/i386/i386-protos.h (ix86_schedule): New.
4145 * config/i386/i386.c (ix86_schedule): New.
4146 (override_options): Add schedule to processor_alias_table. Set
4147 ix86_schedule from the schedule field in processor_alias_table.
4148 (ix86_function_specific_save): Save ix86_schedule.
4149 (ix86_function_specific_restore): Restore ix86_schedule.
4151 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4152 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4155 * config/i386/i386.opt: Add schedule.
4157 * config/i386/ppro.md: Remove generic32.
4159 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4162 * expr.c (count_type_elements): Handle ERROR_MARK.
4164 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4169 * basic-block.h (struct edge_def): Add goto_block field.
4170 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4171 one insn with locus corresponding to edge's goto_locus if !optimize.
4172 * profile.c (branch_prob): Copy edge's goto_block.
4173 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4175 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4176 locator in between the merged basic blocks if !optimize and needed.
4177 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4178 goto_locus into RTL locator. For unconditional jump use that
4179 locator for the jump insn.
4180 (expand_gimple_cond): Convert goto_block and goto_locus into
4181 RTL locator for all remaining edges. For unconditional jump
4182 use that locator for the jump insn.
4183 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4184 there is more than one edge or insn locator along the forwarding
4185 edges and !optimize. If there is just one, set e->goto_locus.
4186 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4188 (move_block_to_fn): Adjust edge's goto_block.
4190 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4193 * expmed.c (expand_mult): Properly check DImode constant in
4196 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4199 * dwarf2out.c (common_block_die_table): New variable.
4200 (common_block_die_table_hash, common_block_die_table_eq): New
4202 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4203 COMMON block in the current scope rather than globally. Optimize
4204 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4205 DW_OP_addr SYMBOL_REF+off.
4207 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4209 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4210 Return true for non-addressable GIMPLE operands.
4212 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/i386.c (initial_ix86_tune_features): Remove
4216 X86_TUNE_USE_BIT_TEST.
4217 * config/i386/i386.h (ix86_tune_indices): Likewise.
4218 (TARGET_USE_BIT_TEST): Removed.
4220 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4222 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4224 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4226 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4227 (mul<mode>3_mul3): ... into this new template.
4229 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4231 * gimplify.c (gimplify_arg): Add location argument. Use it.
4232 (gimplify_call_expr): Pass location to gimplify_arg.
4233 (gimplify_modify_expr_to_memcpy): Same.
4234 (gimplify_modify_expr_to_memset): Same.
4236 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4238 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4239 Update calls to build_unary_op and build_indirect_ref for location
4242 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4245 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4246 * c-typeck.c (array_to_pointer_conversion): Pass location to
4248 (function_to_pointer_conversion): Use error_at and warning_at.
4249 (build_indirect_ref): Same.
4250 (build_array_ref): Pass location to build_binary_op.
4251 (parser_build_unary_op): Do not set location after calling
4253 (build_unary_op): Add location argument. Use it throughout. Set
4254 EXPR_LOCATION before returning new tree.
4255 (build_modify_expr): Same.
4256 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4258 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4259 build_indirect_ref, build_modify_expr.
4260 (c_finish_omp_for): Same. Use error_at instead of error.
4261 * c-common.c (c_common_truthvalue_conversion): Pass location to
4263 (warn_for_div_by_zero): Add location argument.
4264 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4265 build_unary_op, warn_for_div_by_zero.
4266 * c-parser.c (c_parser_typeof_specifier): Use
4267 protected_set_expr_location.
4268 (c_parser_statement_after_labels): Same.
4269 (c_parser_condition): Same.
4270 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4271 (c_parser_conditional_expression): Use protected_set_expr_location.
4272 (c_parser_unary_expression): Pass location to build_indirect_ref.
4273 (c_parser_postfix_expression_after_primary): Pass location to
4274 build_indirect_ref, build_unary_op.
4275 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4277 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4279 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4280 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4281 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4283 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4284 (mips_issue_rate): Handle PROCESSOR_R10000.
4285 * config/mips/mips.md (cpu): Add r10000.
4287 * config/mips/10000.md: New file.
4289 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4291 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4292 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4293 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4295 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4297 * config/darwin-protos.h (machopic_function_base_name): Delete.
4298 (machopic_function_base_sym): Likewise.
4299 (machopic_gen_offset): Declare.
4300 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4301 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4302 * config/darwin.c (machopic_function_base_name): Delete.
4303 (machopic_function_base_sym): Likewise.
4304 (gen_pic_offset): Rename to...
4305 (machopic_gen_offset): ...this and remove the pic_base argument.
4306 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4307 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4308 crtl->uses_pic_offset_table.
4309 (machopic_indirect_data_reference): Use new machopic_gen_offset
4311 (machopic_legitimize_pic_address): Likewise.
4312 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4314 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4315 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4316 * config/i386/i386.c (output_set_got): Likewise.
4317 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4319 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4320 (legitimate_address_p): Likewise.
4321 (output_pic_addr_const): Likewise.
4322 (output_addr_const_extra): Likewise.
4323 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4324 match an UNSPEC rather than a MINUS.
4325 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4326 (builtin_setjmp_receiver): Use machopic_gen_offset.
4327 * config/i386/predicates.md (pic_symbolic_operand): Handle
4328 UNSPEC_MACHOPIC_OFFSET.
4330 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4331 Use machopic_gen_offset and machopic_operand_p.
4332 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4333 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4334 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4335 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4336 Set crtl->uses_pic_offset_table.
4338 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4340 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4342 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4343 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4344 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4345 (constant_pool_expr_p): Use split_const and check the base.
4346 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4348 (legitimate_constant_pool_address_p): Check toc_relative_p
4349 instead of constant_pool_expr_p.
4350 (print_operand_address): Always use output_addr_const for
4351 constant pool addresses.
4352 (rs6000_output_addr_const_extra): New function.
4353 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4355 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4359 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4360 (mark_ref_live, mark_ref_dead): Use them.
4361 (def_conflicts_with_inputs_p): Remove.
4362 (mark_early_clobbers): New function.
4363 (process_bb_node_lives): Call preprocess_constraints and
4364 mark_early_clobbers.
4366 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4368 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4370 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4371 lib with -mthread switch.
4373 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4376 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4377 function in two, making it call a new and reusable
4378 dwarf2out_imported_module_or_decl() that takes the containing
4379 BLOCK of the declaration in argument.
4380 (dwarf2out_imported_module_or_decl_real): New function.
4381 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4382 IMPORTED_DECL in account.
4383 * tree.def: Added IMPORTED_DECL node type.
4384 * tree.h: Added accessors for IMPORTED_DECL nodes.
4385 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4387 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4389 * doc/gimple.texi: Fix some typos, wrap some long lines,
4390 fix some broken wraps with continuations.
4391 * tree-ssa-reassoc.c: Fix comment typos.
4393 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4396 * pa.c (legitimize_pic_address): Force function labels to memory in
4399 2008-10-04 Anton Blanchard <anton@samba.org>
4401 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4402 (rs6000_split_atomic_op): Same.
4403 (rs6000_split_compare_and_swap): Same.
4404 (rs6000_split_compare_and_swapqhi): Same.
4406 2008-10-04 Richard Guenther <rguenther@suse.de>
4408 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4409 instead of pointer equality.
4410 (vn_nary_op_eq): Likewise.
4412 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4414 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4416 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4417 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4419 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4421 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4422 Revert previous change.
4424 2008-10-03 Tom Tromey <tromey@redhat.com>
4426 * stringpool.c (ggc_alloc_string): Terminate string.
4428 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4430 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4431 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4432 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4435 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4438 2008-10-03 Pascal Obry <obry@adacore.com>
4440 * gcov.c (create_file_names): Properly handle UNIX and DOS
4441 directory separators.
4442 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4443 separator to '~' to ensure clean filenames on Windows.
4445 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4447 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4448 Add a null terminator to the stripped name.
4450 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4452 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4453 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4454 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4455 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4456 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4457 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4458 TARGET_SINGLE_FLOAT.
4460 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4462 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4464 2008-10-02 Richard Guenther <rguenther@suse.de>
4467 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4468 and VECTOR_TYPE recurse with useless_type_conversion_p which
4469 properly handles void pointer conversion.
4471 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4474 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4475 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4477 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4479 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4480 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4481 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4482 they translate to non builtins.
4483 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4484 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4485 __builtin_vec_promote, __builtin_vec_extract, and
4486 __builtin_vec_insert.
4487 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4488 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4489 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4490 * config/rs6000/altivec.h (vec_extract): Define
4491 (vec_insert): Define.
4492 (vec_splats): Define.
4493 (vec_promote): Define.
4495 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4496 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4497 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4499 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4501 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4502 prototype. Add new parameter, blk.
4503 Use BLKmode for the MEM if blk is true.
4504 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4505 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4506 ALTIVEC_BUILTIN_STVRXL.
4507 Update usage of altivec_expand_lv_builtin.
4508 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4509 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4510 (altivec_init_builtins): If compiling for the Cell, also define the
4512 * config/rs6000/rs6000.h (rs6000_builtins): Define
4513 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4514 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4515 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4516 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4517 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4518 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4519 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4520 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4521 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4522 UNSPEC_STVRX, and UNSPEC_STVRXL.
4523 (altivec_lvlx): New pattern.
4524 (altivec_lvlxl): New pattern.
4525 (altivec_lvrx): New pattern.
4526 (altivec_lvrxl): New pattern.
4527 (altivec_stvlx): New pattern.
4528 (altivec_stvlxl): New pattern.
4529 (altivec_stvrx): New pattern.
4530 (altivec_stvrxl): New pattern.
4531 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4532 (vec_lvlxl): Likewise.
4533 (vec_lvrx): Define if PPU is defined.
4534 (vec_lvrxl): Likewise.
4535 (vec_stvlx): Define if PPU is defined.
4536 (vec_stvlxl): Likewise.
4537 (vec_stvrx): Define if PPU is defined.
4538 (vec_stvrxl): Likewise.
4540 2008-10-01 Geert Bosch <bosch@adacore.com>
4542 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4544 2008-10-01 Richard Guenther <rguenther@suse.de>
4546 PR tree-optimization/37617
4547 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4548 do not add to the NEW_SETS.
4550 2008-10-01 Richard Guenther <rguenther@suse.de>
4553 * tree-vrp.c (execute_vrp): If we optimized away the default
4554 case make sure to promote the label that got in place of it
4555 to a default case label.
4557 2008-10-01 Richard Henderson <rth@redhat.com>
4560 * tree-complex.c (set_component_ssa_name): Don't optimize
4561 is_gimple_min_invariant values with ssa_names in abnormal phis.
4563 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4565 PR tree-optimization/37662
4566 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4567 commutative binary operation if they are in the wrong order and
4568 fold_build2 produces non-GIMPLE.
4570 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4572 PR tree-optimization/37662
4573 PR tree-optimization/37663
4574 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4575 get_value_range with non-SSA_NAME. Don't assert operands have been
4576 folded, instead just bail out.
4578 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4580 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4582 2008-09-30 Richard Guenther <rguenther@suse.de>
4585 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4586 build restrict-qualified pointers.
4587 (vectorizable_store): Move alias check later.
4588 (vectorizable_load): Likewise.
4590 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4592 * c-common.c (empty_if_body_warning): Remove.
4593 * c-common.h (empty_if_body_warning): Remove.
4594 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4595 here the -Wempty-body warning for `if' and `else' statements.
4596 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4598 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/i386.opt: Add msse2avx.
4602 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4603 * config/i386/linux64.h (ASM_SPEC): Likewise.
4605 * doc/invoke.texi: Document -msse2avx.
4607 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4609 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4611 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4613 * ifcvt.c (noce_emit_store_flag): If using condition from original
4614 jump, reverse it if if_info->cond was reversed.
4616 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4618 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4619 non-constant memory if it cannot be forced to constant memory.
4620 Overhaul surrounding code and factor out common condition.
4622 2008-09-29 Jeff Law <law@redhat.com>
4624 * reload1.c (alter_reg): Add missing curly braces.
4626 2008-09-29 Michael J. Eager <eager@eagercon.com>
4628 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4630 * config/rs6000/rs6000.c (rs6000_override_options): Move
4631 rs6000_init_hard_regno_mode_ok after all options changed.
4632 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4633 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4634 -msimple-fpu flags. Add warning messages if single FP not configured.
4635 (rs6000_file_start): Output gnu_attribute for single-float.
4636 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4637 (rs6000_legitimize_address): Likewise.
4638 (rs6000_legitimize_reload_address): Likewise.
4639 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4640 TARGET_SINGLE_FLOAT.
4641 (function_arg_advance): Likewise (partial conversion).
4642 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4643 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4644 TARGET_SINGLE_FLOAT.
4645 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4646 (rs6000_emit_prologue): Likewise.
4647 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4648 TARGET_SINGLE_FLOAT.
4649 (rs6000_libcall_value): Likewise.
4650 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4651 (TARGET_DOUBLE_FLOAT): New default to 1
4652 (TARGET_SIMPLE_FPU): New default to 0
4653 (TARGET_SINGLE_FPU): New default to 0
4654 (TARGET_SINGLE_FLOAT_MODE): New.
4655 (TARGET_DOUBLE_FLOAT_MODE): New.
4656 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4657 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4659 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4660 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4661 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4662 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4663 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4664 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4665 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4666 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4667 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4668 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4669 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4670 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4671 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4672 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4673 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4674 cmptf_internal1, *cmptf_internal2): Condition on
4675 TARGET_DOUBLE_FLOAT.
4676 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4677 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4678 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4679 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4680 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4681 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4682 TARGET_SINGLE_FLOAT.
4683 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4684 * config/rs6000/rs6000.opt (-msingle-float): New.
4685 (-mdouble-float): New.
4686 (-msimple-fpu): New.
4687 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4688 -msingle-float, -mdouble-float, -msimple-fpu options.
4689 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4690 _SOFT_DOUBLE for -msingle-float.
4691 * config.gcc: New config for target=powerpc-xilinx-eabi.
4693 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4695 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4696 have exit and entry.
4697 (new_scop): Take entry and exit edge to define new SCoP.
4698 (sd_region_p): New structure used during SCoP detection.
4699 (move_scops): Delete.
4700 (move_sd_regions): New.
4701 (scopdet_info): Change the definition from edges back to basic_blocks.
4702 (scopdet_edge_info): Work on basic_blocks and rename to
4703 scopdet_basic_block_info.
4704 (split_difficult_bb): At the moment removed. We should later
4705 add it at another place.
4706 (build_scops_1): Work on basic_blocks.
4707 (bb_in_sd_region): New.
4708 (find_single_entry_edge): New.
4709 (find_single_exit_edge): New.
4710 (create_single_entry_edge): New.
4711 (sd_region_without_exit): New.
4712 (create_single_exit_edge): New.
4713 (unmark_exit_edges): New.
4714 (mark_exit_edges): New.
4715 (create_sese_edges): New.
4716 (build_graphite_scops): New.
4717 (build_scops): Make SCoPs SESE.
4718 (limit_scops): Use the new functions.
4720 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4722 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4724 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4727 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4728 address to a register before taking the lower part.
4730 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4732 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4735 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4736 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4739 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4740 the newly created variable.
4741 Create a VECTOR_CST of all 1s for vector types.
4743 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4746 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4748 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4750 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4751 order to convert between modes.
4752 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4754 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4759 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4762 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4766 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4768 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4769 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4770 them to yield false with MIPS16.
4772 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4775 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4776 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4777 mem_loc_descriptor failed. Accept UNSPEC.
4778 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4779 fail if one of the loc_descriptor calls for pieces failed.
4780 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4781 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4782 if loc_descriptor_from_tree_1 on offset failed.
4785 * opts.c (common_handle_option): Don't call print_specific_help with
4786 CL_SAVE as first argument.
4788 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4789 Steve Ellcey <sje@cup.hp.com>
4791 * configure: Regenerate for new libtool.
4792 * aclocal.m4: Ditto.
4794 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4796 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4797 alias set on MEM when saving stack pointer.
4798 * config/rs6000/rs6000.md (allocate_stack): Likewise
4800 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4802 PR tree-optimization/37574
4803 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4804 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4805 instead of vector_type for constants. Take computation out of loop.
4806 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4807 and use only vector_type for invariant case.
4808 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4810 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4813 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4814 the decl is a VAR_DECL or FUNCTION_DECL.
4816 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4819 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4820 (mark_ref_live, mark_ref_dead): Use them.
4821 (def_conflicts_with_inputs_p): Remove.
4822 (mark_early_clobbers): New function.
4823 (process_bb_node_lives): Call preprocess_constraints and
4824 mark_early_clobbers.
4826 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4828 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4831 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4832 (ira_compress_allocno_live_ranges): New prototype.
4834 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4835 (coalesced_allocnos_living_at_program_points): New.
4836 (coalesced_allocnos_live_at_points_p,
4837 set_coalesced_allocnos_live_points): New functions.
4838 (coalesce_spill_slots): Rewrite.
4840 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4841 ira_compress_allocno_live_ranges): New functions.
4843 * ira-build.c (ira_flattening): Call
4844 ira_compress_allocno_live_ranges.
4847 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4849 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4852 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4854 * combine.c (make_compound_operation): Handle the 'E' format.
4855 (count_rtxs): Likewise.
4856 (update_table_tick): Likewise.
4857 (get_last_value_validate): Likewise.
4859 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4861 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4863 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4865 * matrix-reorg.c (transform_allocation_sites): Initializers
4866 added to avoid the warning.
4868 2008-09-25 Martin Jambor <mjambor@suse.cz>
4870 * cgraph.c (free_nodes): New variable.
4871 (NEXT_FREE_NODE): New macro.
4872 (cgraph_create_node): Reuse nodes from the free list. Do not
4873 update uid if doing so.
4874 (cgraph_remove_node): Add the node to the free list.
4876 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4878 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4880 2008-09-24 Richard Henderson <rth@redhat.com>
4882 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4883 * unwind-dw2.c (execute_stack_op): Handle it.
4885 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4888 2008-09-24 Michael J. Eager <eager@eagercon.com>
4890 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4892 * c-common.c (fname_decl): New location argument.
4893 * c-common.h (fname_decl): Same.
4894 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4896 (c_parser_typeof_specifier): Same.
4897 (c_parser_parms_list_declarator): Same.
4898 (c_parser_asm_string_literal): Same.
4899 (c_parser_compound_statement_nostart): Same.
4900 (c_parser_label): Same.
4901 (c_parser_do_statement): Same.
4902 (c_parser_asm_statement): Same.
4903 (c_parser_unary_expression): Same.
4904 (c_parser_sizeof_expression): Same.
4905 (c_parser_postfix_expression): Same.
4906 (c_parser_pragma): Same.
4907 (c_parser_omp_clause_collapse): Same.
4908 (c_parser_omp_clause_num_threads): Same.
4909 (c_parser_omp_clause_schedule): Same.
4910 (c_parser_omp_all_clauses): Same.
4911 (c_parser_omp_sections_scope): Same.
4912 (c_parser_omp_for_loop): Same. Pass condition's location to
4913 c_objc_common_truthvalue_conversion.
4914 (c_parser_enum_specifier): Remove comment.
4916 2008-09-24 Michael J. Eager <eager@eagercon.com>
4918 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4920 * config/rs6000/rs6000.c (rs6000_override_options): Move
4921 rs6000_init_hard_regno_mode_ok after all options changed.
4922 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4923 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4924 -msimple-fpu flags. Add warning messages if single FP not configured.
4925 (rs6000_file_start): Output gnu_attribute for single-float.
4926 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4927 (rs6000_legitimize_address): Likewise.
4928 (rs6000_legitimize_reload_address): Likewise.
4929 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4930 TARGET_SINGLE_FLOAT.
4931 (function_arg_advance): Likewise.
4932 (function_arg): Likewise.
4933 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4934 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4935 TARGET_SINGLE_FLOAT.
4936 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4937 (rs6000_emit_prologue): Likewise.
4938 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4939 TARGET_SINGLE_FLOAT.
4940 (rs6000_libcall_value): Likewise.
4941 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4942 (TARGET_DOUBLE_FLOAT): New default to 1
4943 (TARGET_SIMPLE_FPU): New default to 0
4944 (TARGET_SINGLE_FPU): New default to 0
4945 (TARGET_SINGLE_FLOAT_MODE): New.
4946 (TARGET_DOUBLE_FLOAT_MODE): New.
4947 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4948 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4950 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4951 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4952 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4953 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4954 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4955 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4956 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4957 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4958 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4959 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4960 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4961 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4962 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4963 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4964 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4965 cmptf_internal1, *cmptf_internal2): Condition on
4966 TARGET_DOUBLE_FLOAT.
4967 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4968 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4969 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4970 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4971 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4972 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4973 TARGET_SINGLE_FLOAT.
4974 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4975 * config/rs6000/rs6000.opt (-msingle-float): New.
4976 (-mdouble-float): New.
4977 (-msimple-fpu): New.
4978 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4979 -msingle-float, -mdouble-float, -msimple-fpu options.
4980 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4981 _SOFT_DOUBLE for -msingle-float.
4982 * config.gcc: New config for target=powerpc-xilinx-eabi.
4984 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4986 * config/sparc/constraints.md: New file.
4987 * config/sparc/sparc.md: Include it.
4988 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4989 (sparc_extra_constraint_check): Delete.
4990 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4991 (memory_ok_for_ldd): New predicate.
4992 (sparc_extra_constraint_check): Delete.
4993 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4994 (CONST_OK_FOR_LETTER_P): Likewise.
4995 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4996 (EXTRA_CONSTRAINT): Likewise.
4998 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5000 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5002 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5004 * alias.c (find_base_value): Use FIND_BASE_TERM.
5005 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5007 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5009 * config/i386/i386.c: Include cselib.h.
5010 (ix86_pic_register_p): New function.
5011 (ix86_delegitimize_address): Use it to check for the PIC register.
5013 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5015 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5016 * config/i386/i386.c (ix86_find_base_term): Don't check for
5017 SYMBOL_REF and LABEL_REF.
5019 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5021 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5022 constant PLUS in a CONST.
5024 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5026 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5027 check for sibcall support for w64.
5029 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5031 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5033 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5035 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5036 parser_build_binary_op.
5037 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5038 * c-typeck.c (build_array_ref): Same.
5039 (parser_build_unary_op): New location argument.
5040 (pointer_diff): Pass location to build_binary_op,
5041 c_objc_common_truthvalue_conversion.
5042 (build_modify_expr): Same.
5043 (build_unary_op): New location argument.
5044 (build_binary_op): New location argument.
5045 (c_objc_common_truthvalue_conversion): Pass location to
5046 c_*common_truthvalue_conversion.
5047 * c-convert.c (convert): Same.
5048 * c-common.c (binary_op_error): New location argument.
5049 (pointer_int_sum): Pass location to build_binary_op.
5050 (c_common_truthvalue_conversion): New location argument.
5051 (warn_for_sign_compare): Same.
5052 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5053 binary_op_error, build_binary_op, warn_for_sign_compare.
5054 * c-parser.c (c_parser_condition): Pass location to
5055 c_*common_truthvalue_conversion.
5056 (c_parser_conditional_expression): Save condition's location and pass
5058 (c_parser_binary_expression): Same, but for the binary operator's
5060 (c_parser_omp_for_loop): Pass location to
5061 c_objc_common_truthvalue_conversion.
5063 2008-09-23 Martin Jambor <mjambor@suse.cz>
5065 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5066 (cgraph_node_remove_callees): New temporary f. Hold the next item
5068 (cgraph_node_remove_callers): Likewise.
5070 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5071 (ipa_node_removal_hook): Likewise.
5073 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5074 gimple_call_copy_skip_args and moved to the gimple_call section.
5075 * gimple.c (gimple_copy_call_skip_args): Renamed to
5076 gimple_call_copy_skip_args. Changed al users.
5078 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5080 * ira-color.c (start_allocno_priorities): Rename to
5081 setup_allocno_priorities. Use costs and
5082 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5083 range lengths. Get rid off doubles.
5084 (ira_fast_allocations): Call start_allocno_priorities.
5086 2008-09-22 David Daney <ddaney@avtrex.com>
5089 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5090 register if TARGET_LONG_CALLS.
5092 2008-09-22 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/37145
5095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5096 value-numbering union accesses with their offset and size only.
5097 (visit_reference_op_load): Fix simplification of inserted conversions.
5098 * tree-ssa-pre.c (find_or_generate_expression): Do not
5099 recursively generate expressions if running FRE.
5101 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5103 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5104 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5107 2008-09-22 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/37145
5110 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5111 (phi_translate_1): Constant fold references.
5113 2008-09-22 Ira Rosen <irar@il.ibm.com>
5115 PR tree-optimization/37482
5116 * tree-vectorizer.h (struct _slp_instance): Add new field.
5117 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5118 (get_earlier_stmt): New function.
5119 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5121 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5122 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5123 asserts that GSI points to the scalar statement being vectorized.
5124 Set new statement location according to GSI.
5125 (vect_schedule_slp_instance): Use GSI of
5126 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5128 2008-09-21 Jan Hubicka <jh@suse.cz>
5130 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5131 (ipcp_insert_stage): Update dead_nodes bitmap.
5133 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5136 * config/i386/t-cygming (SHLIB_LC): Remove.
5137 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5138 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5140 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5144 * final.c (mark_symbol_ref_as_used): New helper function.
5145 (output_operand): Instead of just looking inside MEMs for
5146 SYMBOL_REFs, use new helper function and for_each_rtx.
5147 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5148 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5149 Make head comment more general.
5150 * config/darwin.c (machopic_output_indirection): Handle weak
5151 references here, like in assemble_external.
5153 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5155 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5156 (sparc_emit_float_lib_cmp): Change return type.
5157 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5158 (gen_compare_operator): New function.
5159 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5160 the comparison sequence. Minor tweaks.
5161 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5162 that the final operator and the result of sparc_emit_float_lib_cmp
5163 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5164 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5165 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5166 result of sparc_emit_float_lib_cmp match for software TFmode.
5167 (movqicc, movhicc, movsicc, movdicc): Merge into...
5168 (mov<I:mode>cc): ...this.
5169 (movsfcc, movdfcc, movtfcc): Merge into...
5170 (mov<F:mode>cc): ...this.
5171 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5173 (mov<I:mode>_cc_v9): ...this.
5174 (movdi_cc_sp64_trunc): Delete.
5175 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5176 movdi_cc_reg_sp64): Merge into...
5177 (mov<I:mode>_cc_reg_sp64): ...this.
5178 (movsf_cc_sp64): Rename into...
5179 (movsf_cc_v9): ...this.
5180 (movdf_cc_sp64): Rename into...
5181 (movdf_cc_v9): ...this.
5182 (movtf_cc_hq_sp64): Rename into...
5183 (movtf_cc_hq_v9): ...this.
5184 (movtf_cc_sp64): Rename into...
5185 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5187 2008-09-21 Diego Novillo <dnovillo@google.com>
5189 * doc/gccint.texi: Include generic.texi and gimple.texi.
5191 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5192 (GIMPLE): Move to gimple.texi.
5193 (Annotations): Remove references to to stmt_ann_t and
5195 (SSA Operands): Rename from 'Statement Operands'.
5196 * doc/generic.texi: New.
5197 * doc/gimple.texi: New.
5198 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5199 * Makefile.in (TEXI_GCCINT_FILES):
5200 * gimple.c (gimple_copy_call_skip_args): Rename from
5201 giple_copy_call_skip_args. Update all users.
5202 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5204 2008-09-21 Ira Rosen <irar@il.ibm.com>
5206 PR tree-optimization/37539
5207 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5208 statement in related statement field only for the first load of the
5209 group of loads with the same data reference.
5211 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5213 * config/mips/mips.h (TUNE_OCTEON): New macro.
5214 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5215 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5216 * config/mips/octeon.md: New file.
5217 * config/mips/mips.md: Include octeon.md. Restore
5218 semi-alphabetical order of include files.
5220 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5223 * config/i386/i386.md (*jcc_fused_1): Removed.
5224 (*jcc_fused_2): Likewise.
5225 (*jcc_fused_3): Likewise.
5226 (*jcc_fused_4): Likewise.
5228 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5230 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5231 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5232 * target.h (gcc_target): Add ira_cover_classes.
5233 * ira.c: Remove IRA_COVER_CLASSES guards.
5234 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5235 instead of IRA_COVER_CLASSES.
5236 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5237 (setup_class_translate): Likewise.
5238 (setup_reg_class_intersect_union): Likewise.
5239 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5240 test of targetm.ira_cover_classes.
5241 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5242 of IRA_COVER_CLASSES.
5243 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5244 (TARGET_INITIALIZER): Include it.
5245 * targhooks.h (default_ira_cover_classes): Declare.
5246 * targhooks.c (default_ira_cover_classes): New function.
5248 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5250 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5252 2008-09-19 Ian Lance Taylor <iant@google.com>
5254 * varasm.c (narrowing_initializer_constant_valid_p): Return
5255 NULL_TREE if ENDTYPE is not an integer.
5257 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5260 * tree-ssa.c (execute_update_addresses_taken): Also update
5261 DECL_GIMPLE_REG_P for vector and complex types.
5263 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5264 Jan Hubicka <jh@suse.cz>
5267 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5268 empty before freeing them.
5269 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5271 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5273 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5274 * config/xtensa/predicates.md (tls_symbol_operand): New.
5275 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5276 (TARGET_CANNOT_FORCE_MEM): Define.
5277 (xtensa_tls_symbol_p): New.
5278 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5279 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5280 (xtensa_tls_module_base): New.
5281 (xtensa_call_tls_desc): New.
5282 (xtensa_legitimize_tls_address): New.
5283 (xtensa_legitimize_address): Handle TLS symbols.
5284 (xtensa_tls_referenced_p_1): New.
5285 (xtensa_tls_referenced_p): New.
5286 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5288 (XTENSA_BUILTIN_THREAD_POINTER): New.
5289 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5290 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5291 builtin. Add declarations for __builtin_thread_pointer and
5292 __builtin_set_thread_pointer.
5293 (xtensa_fold_builtin): Recognize new builtins.
5294 (xtensa_expand_builtin): Expand new builtins.
5295 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5296 (TARGET_THREADPTR): Define.
5297 (HAVE_AS_TLS): Define default value.
5298 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5299 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5300 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5301 (UNSPECV_SET_TP): New.
5302 (sym_TPOFF, sym_DTPOFF): New.
5303 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5304 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5305 * configure: Regenerated.
5307 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5310 * config/ia64/ia64.c (ia64_optimization_options): Move
5311 checking and setting flag_schedule_insns_after_reload and
5312 ia64_flag_schedule_insns2 back to ...
5313 (ia64_override_options): Here.
5315 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5318 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5319 zero extend count after the correction to it is done.
5320 (doloop_optimize): Update call to doloop_modify, don't zero extend
5323 2008-09-18 Martin Jambor <mjambor@suse.cz>
5325 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5327 * ipa-prop.c: Correct comments.
5328 * ipa-prop.h: Likewise.
5330 2008-09-18 Jan Hubicka <jh@suse.cz>
5333 * ipa-reference.c (ipa_reference_local_vars_info_d,
5334 ipa_reference_global_vars_info_d,
5335 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5336 ipa_reference_vars_info_t): Move here from ipa-reference.h
5337 (node_duplication_hook_holder, node_removal_hook_holder): New.
5338 (get_reference_vars_info_from_cgraph): Rename to ...
5339 (get_reference_vars_info): ... this one, use cgraph uids.
5340 (get_local_reference_vars_info, get_global_reference_vars_info):
5341 Use cgraph instead of decl.
5342 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5344 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5345 ipa_reference_get_written_global,
5346 ipa_reference_get_not_written_global): Use cgraph argument.
5347 (check_call): Simplify avail check.
5348 (scan_stmt_for_static_refs): Update.
5349 (propagate_bits): Update.
5350 (merge_callee_local_info): Remove.
5351 (init_function_info): Use cgraph nodes.
5352 (clean_function_local_data): Break out from ...
5353 (clean_function): ... here.
5354 (copy_local_bitmap, copy_global_bitmap): New functions.
5355 (duplicate_node_data, remove_node_data): New functions.
5356 (generate_summary): Register hooks; use visibility instead of
5358 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5359 * ipa-reference.h (ipa_reference_local_vars_info_d,
5360 ipa_reference_global_vars_info_d,
5361 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5362 ipa_reference_vars_info_t): Move to ipa-reference.c
5363 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5365 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5366 ipa_reference_get_not_read_global,
5367 ipa_reference_get_not_written_global): Update prototype.
5368 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5369 (init_state): Remove.
5370 (node_duplication_hook_holder, node_removal_hook_holder): New.
5371 (get_function_state, set_function_state): Use VECtor.
5372 (analyze_function): Check body availability.
5373 (add_new_function): Likewise.
5374 (duplicate_node_data, remove_node_data): New.
5375 (generate_summary): Register hooks; do not care about clones.
5376 (propafate): Do not care about clones; recursive functions are
5378 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5379 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5380 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5382 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5383 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5384 Update call of ipa-reference accesors.
5386 2008-09-18 Simon Baldwin <simonb@google.com>
5388 * c-opts.c (c_common_handle_option): Add handling for
5389 -Wbuiltin-macro-redefined command line option.
5390 * c.opt: Added builtin-macro-redefined option.
5391 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5394 2008-09-18 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/37258
5397 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5398 and signedness for integral types.
5399 (vn_phi_eq): Require compatible types.
5401 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5404 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5405 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5407 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5408 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5409 ggc_free other TREE_LIST nodes from that chain.
5410 * function.c (instantiate_decls): Instantiate also DECL_RTL
5411 of vars in cfun->local_decls, free that list afterwards.
5413 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5415 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5416 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5418 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5420 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5421 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5423 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5425 PR tree-optimization/37102
5426 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5427 from a node. Check to see if another PHI is dead.
5428 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5429 remove real PHIs which have no uses.
5430 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5432 2008-09-18 Richard Guenther <rguenther@suse.de>
5435 * tree-cfg.c (remove_useless_stmts_1): Remove
5436 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5438 2008-09-18 Nick Clifton <nickc@redhat.com>
5440 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5441 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5442 to frv_secondary_reload_class.
5443 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5444 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5445 (frv_secondary_reload_class): Omit unused parameter.
5446 (frv_secondary_reload): New function. Handle the case when
5447 secondary_reload_class() is called before the reload_(in|out)
5448 _optabs have been initialised.
5449 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5451 * config/frv/frv.md: Define an exclusion set between fr550_m0
5454 2008-09-18 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/37456
5457 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5458 want to insert after ends a BB insert on the single fallthru
5461 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5463 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5464 Mention -march=z9-109, z9-ec and z10.
5466 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5468 PR rtl-optimization/37544
5469 * regrename.c (maybe_mode_change): Exit early when copy_mode
5470 is narrower than orig_mode and narrower than new_mode.
5472 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5475 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5477 * sched-rgn.c (ref_counts): Remove.
5478 (insn_referenced): New static variable.
5479 (INSN_REF_COUNT): Remove.
5480 (sched_run_compute_dependencies): Use insn_referenced instead of
5482 (add_branch_dependences): Likewise. Delete dead assignment.
5484 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5486 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5487 consumer is an asm. Add comment why this is important.
5488 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5489 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5491 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5493 * expr.c (emit_group_store): Do not shift before moving via a
5496 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5498 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5499 from aggregate to non-aggregate type if the bit pattern is not fully
5500 preserved afterwards.
5502 2008-09-17 Richard Guenther <rguenther@suse.de>
5504 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5505 (verify_gimple_assign): ... this. Split into ...
5506 (verify_gimple_assign_unary): ... this,
5507 (verify_gimple_assign_binary): ... that,
5508 (verify_gimple_assign_single): ... and this.
5509 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5510 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5511 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5512 (verify_types_in_gimple_reference): Be forgiving with
5514 (verify_gimple_phi): Deal with virtual operands.
5516 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5518 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5520 * tree.c (get_callee_fndecl): Don't call the language hook.
5521 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5522 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5523 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5525 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5527 * tree.c (protected_set_expr_location): Don't unnecessarily
5528 check for error_mark_node.
5530 2008-09-17 Art Haas <ahaas@impactweather.com>
5532 * ipa-reference.c (analyze_function): Declare step only if
5533 ENABLE_CHECKING is defined.
5535 2008-09-17 Jan Hubicka <jh@suse.cz>
5538 * tree.h (DECL_INLINE): remove.
5539 (DECL_DECLARED_INLINE_P): Update docs.
5540 (DECL_NO_INLINE_WARNING_P): new.
5541 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5542 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5544 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5545 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5548 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5551 2008-09-17 Jan Hubicka <jh@suse.cz>
5553 * ipa-reference.c (ipa_obstack): Remove.
5554 (local_info_obstack, global_info_obstack): New.
5555 (add_static_var): We now handle variables only.
5556 (mark_address_taken, mark_load, mark_store): New functions based on ...
5557 (check_operand): ... remove.
5558 (get_asm_stmt_operands): Rename to ...
5559 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5560 (scan_stmt_for_static_refs): Rewrite.
5561 (scan_op_for_static_refs): Rename to ...
5562 (scan_initializer_for_static_refs): do not look for VAR_DECL
5563 initializers; stop recursion on types and decls.
5564 (ipa_init): Use proper obstacks.
5565 (analyze_variable): Use scan_initializer_for_static_refs.
5566 (init_function_info): Use local obstack.
5567 (analyze_function): Simplify.
5568 (add_new_function): We don't need visited_nodes obstack.
5569 (generate_summary): Use proper obstacks; cleanup after propagation.
5571 2008-09-17 Richard Guenther <rguenther@suse.de>
5574 PR tree-optimization/37491
5575 * alias.c (get_alias_set): Use the canonical type.
5576 * tree-vect-transform.c (vectorizable_store): Use the type of
5577 the lhs for the vector type. Adjust checking.
5578 (vectorizable_load): Adjust checking.
5580 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5581 Adam Nemet <anemet@caviumnetworks.com>
5583 PR rtl-optimization/37483
5584 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5585 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5586 Rearrange code to better match the original comment. Check
5587 t_unconditional first. Improve comment.
5589 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5592 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5593 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5596 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5597 GIMPLE_TRY if cleanup sequence is empty.
5599 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5602 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5603 eliminate IV if the cost are the same.
5605 2008-09-16 Richard Guenther <rguenther@suse.de>
5608 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5611 2008-09-16 Richard Guenther <rguenther@suse.de>
5613 PR tree-optimization/37508
5614 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5616 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5618 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5620 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5622 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5623 use gen_floatdidf2 directly.
5624 (floatunssidf2): Likewise.
5625 (floatsidf_ppc64_mfpgpr): Remove.
5626 (floatsidf_ppc64): Remove.
5627 (floatunssidf_ppc64): Remove.
5629 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5631 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5632 rather than update_cost_queue.
5634 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5635 in every call starting with the second one, instead of only when
5636 alias_bitmap_obstack.elements != NULL.
5638 * tree-predcom.c (filter_suitable_components): Free all refs in
5639 act->refs vector before calling release_component.
5640 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5642 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5644 * tree-loop-linear.c (linear_transform_loops): Initialize
5645 lambda_obstack only after calling perfect_loop_nest_depth.
5646 Goto free_and_continue instead of just continue for later failures.
5649 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5652 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5654 2008-09-14 Andreas Schwab <schwab@suse.de>
5656 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5658 2008-09-14 Jan Hubicka <jh@suse.cz>
5660 * invoke.texi (-fconserve-stack): Document.
5661 * opts.c (decode_options): Handle conserve_stack.
5662 * common.opt (fconvserve_stack): New.
5664 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5666 * config.host: Add x-aix to host_xmake_file.
5667 * config/rs6000/t-aix52: Do not override LDFLAGS.
5668 * config/rs6000/x-aix: New file.
5670 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5676 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5677 is not recognized as a valid register usage. Allow REG_X to be used
5679 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5680 forces a reload when using a base register.
5682 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5684 * config/i386/cygming-crtend.c (register_frame_ctor): If
5685 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5686 directly with atexit.
5687 (deregister_frame_ctor): Rename to ...
5688 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5689 if !DEFAULT_USE_CXA_ATEXIT.
5691 2008-09-13 Jan Hubicka <jh@suse.cz>
5693 * cgraph.c: Include value-prof.h
5694 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5696 2008-09-13 Jan Hubicka <jh@suse.cz>
5699 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5700 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5701 tree_gen_one_value_profiler, tree_gen_average_profiler,
5702 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5704 2008-09-13 Jan Hubicka <jh@suse.cz>
5706 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5707 too many bytes on misalligned blocks.
5709 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5711 * doc/cfg.texi: Fix some typos.
5712 * doc/extend.texi: Likewise.
5713 * doc/install.texi: Likewise.
5714 * doc/invoke.texi: Likewise.
5715 * doc/rtl.texi: Likewise.
5716 * doc/tree-ssa.texi: Likewise.
5718 2008-09-13 Richard Guenther <rguenther@suse.de>
5721 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5722 gimple stores for memory rhs.
5724 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5726 PR rtl-optimization/37489
5727 * cse.c (fold_rtx): Don't return const_true_rtx for float
5728 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5730 2008-09-13 Jan Hubicka <jh@suse.cz>
5732 PR tree-optimization/37392
5733 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5735 2008-09-13 Martin Jambor <mjambor@suse.cz>
5736 Jan Hubicka <jh@suse.cz>
5738 * cgraph.c (free_edges): New variable.
5739 (NEXT_FREE_EDGE): New macro.
5740 (cgraph_free_edge): New function.
5741 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5742 (cgraph_node_remove_callees): Likewise.
5743 (cgraph_node_remove_callers): Likewise.
5744 (cgraph_create_edge): Reuse edges from the free list. Do not
5745 update uid if doing so.
5746 (cgraph_remove_*_hook): Add free call.
5748 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5750 * ira-color.c (conflict_allocno_vec): Delete.
5751 (update_cost_queue_elem): New structure.
5752 (update_cost_queue): New variable.
5753 (update_cost_queue_tail): Likewise.
5754 (update_cost_queue_elems): Likewise.
5755 (allocno_update_cost_check): Delete.
5756 (initiate_cost_update): Allocate update_cost_queue_elems
5757 instead of allocno_update_cost_check.
5758 (finish_cost_update): Update the free()s accordingly.
5759 (start_update_cost): New function.
5760 (queue_update_cost): Likewise.
5761 (get_next_update_cost): Likewise.
5762 (update_copy_costs_1): Inline into...
5763 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5764 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5765 once we've established they are equal. Don't allocate update
5766 costs if there is nothing to add to them.
5767 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5768 DIVISOR arguments. Use a queue instead of recursive calls;
5769 process all the allocnos in the initial queue, rather than
5771 (assign_hard_reg): Use queue_update_cost instead of
5772 conflict_allocno_vec. Queue coalesced allocnos instead
5773 of calling update_conflict_hard_regno_costs for each one.
5774 Just call update_conflict_hard_regno_costs once for the
5776 (ira_color): Remove conflict_allocno_vec handling.
5778 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5780 PR tree-optimization/37484
5781 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5782 (save_var_name): Same.
5783 (initialize_cloog_names): Same.
5784 (initialize_cloog_names): Same.
5786 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5788 * tree-scalar-evolution.c (set_instantiated_value): Set
5791 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5795 * ira-build.c (common_loop_tree_node_dominator): Remove.
5796 (copy_live_ranges_to_removed_store_destinations): New function.
5797 (regno_top_level_allocno_map): Move to top level from ...
5798 (ira_flattening): ... here. Use
5799 copy_live_ranges_to_removed_store_destinations.
5801 * ira-emit.c (generate_edge_moves): Fix a comment.
5803 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5806 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5807 scratch register after 'set' pattern.
5809 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5811 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5812 information passed to mark_reg_pointer.
5813 * explow.c (force_reg): Likewise.
5815 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5817 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5818 when building for the celledp architecture.
5820 2008-09-12 Richard Guenther <rguenther@suse.de>
5822 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5824 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5826 PR rtl-optimization/37424
5827 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5828 the regnos instead of the addresses.
5830 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5832 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5834 2008-09-11 Richard Guenther <rguenther@suse.de>
5836 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5837 entering the weaker equivalence recording.
5839 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5841 2008-09-11 Jeff Law <law@redhat.com>
5843 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5844 by assign_stack_local on the IRA path for stack slot sharing
5845 as well as the non-IRA path.
5847 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5849 * config/i386/i386.h: Fix whitespace issues.
5851 2008-09-11 Martin Jambor <mjambor@suse.cz>
5853 * ipa-prop.h (struct ipa_param_flags): Removed.
5854 (struct ipa_param_descriptor): New structure.
5855 (struct ipa_node_params): ipcp_lattices, param_decls and
5856 param_flags moved to ipa_param_description.
5857 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5858 descriptors. Renamed all users.
5859 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5860 changed to access descriptors. Renamed all users.
5861 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5862 to access descriptors. Renamed all users.
5863 * ipa-cp.c (ipcp_init_cloned_node): Call
5864 ipa_initialize_node_params instead of ipa_count_formal_params and
5865 ipa_create_param_decls_array.
5866 (ipcp_analyze_node): Likewise.
5867 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5868 descriptors. Renamed all users.
5869 (ipcp_initialize_node_lattices): Remove allocation.
5870 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5871 ipa_initialize_node_params instead of ipa_count_formal_params and
5872 ipa_create_param_decls_array.
5873 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5874 ipa_populate_param_decls, made static, added parameter info,
5875 renamed mt to node, removed allocation, changed to use
5877 (ipa_count_formal_params): Made static, added parameter info,
5879 (ipa_initialize_node_params): New function.
5880 (ipa_check_stmt_modifications): Changed to use descriptors.
5881 (ipa_detect_param_modifications): Removed allocation, changed to
5883 (ipa_note_param_call): Changed to use descriptors.
5884 (ipa_analyze_params_uses): Removed allocation.
5885 (ipa_free_node_params_substructures): Changed to use descriptors.
5886 (ipa_edge_duplication_hook): Use the unused attribute.
5887 (ipa_node_duplication_hook): Use the unused attribute, changed to
5888 use descriptors, changed to duplicate descriptors.
5890 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5891 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5892 indirect inlining. Made static.
5893 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5894 functions called only once.
5895 (cgraph_decide_recursive_inlining): Don't call
5896 ipa_propagate_indirect_call_infos, pass new_edges to
5897 cgraph_mark_inline_edge instead.
5898 (cgraph_decide_inlining_of_small_functions): Don't call
5899 ipa_propagate_indirect_call_infos, pass new_edges to
5900 cgraph_mark_inline_edge instead.
5901 (cgraph_decide_inlining): Don't call
5902 ipa_propagate_indirect_call_infos.
5903 * ipa-prop.c: Check that vectors are allocated.
5905 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5906 iff a new cgraph edges have been created.
5907 (cgraph_decide_inlining): New variable redo_always_inline.
5908 Flattening and always_inlining loop until callgraph stabilizes.
5909 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5910 true iff new cgraph edges have been created.
5911 (propagate_info_to_inlined_callees): Likewise.
5912 (ipa_propagate_indirect_call_infos): Likewise.
5914 2008-09-11 Richard Guenther <rguenther@suse.de>
5916 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5917 (set_prologue_iterations): Likewise.
5918 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5920 (vect_update_init_of_dr): Likewise.
5921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5923 * fold-const.c (fold_unary): Do not generate calculations
5926 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5928 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5929 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5930 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5932 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5934 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5935 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5936 before finalizing the changes.
5937 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5939 (simplify_truth_ops_using_ranges): New.
5940 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5941 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5942 whether a simplification was made.
5943 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5944 use a switch statement and also call simplify_truth_ops_using_ranges.
5946 2008-09-11 Jan Hubicka <jh@suse.cz>
5948 * ggc-common.c (loc_array): Make static.
5949 * dce.c (rest_of_handle_ud_dce): Free worklist.
5951 2008-09-11 Jan Hubicka <jh@suse.cz>
5953 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5954 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5955 function so we are sure we do not dangle it forever.
5956 * function.c (outer_function_chain, find_function_data): Remove.
5957 (function_context_stack): New.
5958 (push_function_context, pop_function_context): Update.
5959 * function.h (struct function): Remove pointer outer.
5960 (outer_function_chain, find_function_data): Remove.
5961 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5963 2008-09-11 Jan Hubicka <jh@suse.cz>
5966 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5968 2008-09-11 Jan Hubicka <jh@suse.cz>
5970 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5972 2008-09-11 Jan Hubicka <jh@suse.cz>
5974 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5975 (free_var_map_entry): New function.
5976 (redirect_edge_var_map_destroy): Use it.
5978 2008-09-11 Jan Hubicka <jh@suse.cz>
5981 * tree-inline.c (add_lexical_block): Replace with ...
5982 (prepend_lexical_block): ... prepend at begginig.
5983 (remap_blocks): Use it and reverse later.
5984 (expand_call_inline): Use prepend_lexical_block.
5986 2008-09-11 Jan Hubicka <jh@suse.cz>
5988 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5990 2008-09-11 Jan Hubicka <jh@suse.cz>
5992 * function.c (free_after_compilation): Call insn_locators_free.
5993 * cfglayout.c (insn_locators_free): New function.
5994 * rtl.h (insn_locators_free): Declare.
5996 2008-09-11 Jan Hubicka <jh@suse.cz>
5998 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6000 (cond_move_process_if_block): Update call.
6002 2008-09-11 Jan Hubicka <jh@suse.cz>
6004 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6005 * vec.c: Include hashtab.h
6006 (vec_descriptor, ptr_hash_entry): New structures.
6007 (vec_desc_hash, vec_ptr_map): New static variables.
6008 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6009 register_overhead, free_overhead, vec_heap_free): New functions.
6010 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6011 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6012 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6015 2008-09-11 Ira Rosen <irar@il.ibm.com>
6017 PR tree-optimization/37474
6018 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6019 length of load permutation.
6021 2008-09-11 Andreas Schwab <schwab@suse.de>
6023 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6025 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6028 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6029 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6030 simplify_gen_subreg.
6032 2008-09-11 Ira Rosen <irar@il.ibm.com>
6034 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6037 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6040 * gimplify.c (gimplify_body): Call default_rtl_profile.
6043 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6044 instead of tok->val.node if not expanding to something else. Handle
6045 intervening CPP_PADDING tokens.
6046 (altivec_categorize_keyword): Remove unneeded comparisons.
6048 2008-09-10 Richard Guenther <rguenther@suse.de>
6050 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6052 2008-09-10 Richard Guenther <rguenther@suse.de>
6055 * tree-inline.c (insert_init_stmt): Make sure to not
6056 insert invalid gimple stores.
6058 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6060 PR tree-optimization/37388
6061 * toplev.c (process_options): Fail and warn when graphite
6062 flags are used, but the compiler has not been configured
6063 with graphite libraries.
6064 * graphite.c (graphite_transform_loops): Remove printfs
6065 to dump_file for the case when graphite is not available.
6067 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6070 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6071 the even element into register.
6072 (ix86_expand_vector_init_general): Don't use
6073 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6074 if we can't move from GPR to SSE register directly.
6076 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6078 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6079 not lose track of the number of NOPs needed. Number of NOPs needed
6080 for sync vs. loads workaround was switched; corrected. Run second
6081 pass for all workarounds. No NOPs needed after call insns. Change
6082 second pass to use find_next_insn_start and find_load helpers in order
6083 to properly detect parallel insns.
6084 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6086 2008-09-10 Jan Hubicka <jh@suse.cz>
6088 * value-prof.c (gimple_ic): Fix tuplification bug.
6089 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6092 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6094 PR tree-optimization/37353
6095 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6096 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6097 calls instead of cond_dead_built_in_calls.
6098 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6099 initalize the vector only before adding first entry. Use VEC_safe_push
6100 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6101 shrink_wrap_conditional_dead_built_in_calls call.
6103 2008-09-10 Ira Rosen <irar@il.ibm.com>
6105 PR tree-optimization/37385
6106 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6107 argument, and use it as a vector type if not NULL.
6108 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6110 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6111 additional argument.
6112 (vectorizable_load): Likewise.
6114 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6116 * config/i386/i386.md (SWI32): New mode iterator.
6117 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6120 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6122 PR rtl-optimization/37435
6123 * caller-save.c (insert_restore, insert_save): Check the mode by
6126 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6129 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6131 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6134 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6136 * doc/invoke.texi (ARM Options): Correct errors in discussion
6137 of -mfloat-abi, -mhard-float, and -msoft-float.
6139 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6140 Jan Hubicka <jh@suse.cz>
6143 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6144 calling gimple_regimplify_operands on it. Iterate over all newly
6145 added statements, not just the last one.
6146 (insert_init_stmt): Insert stmt into seq first, then call
6147 gimple_regimplify_operands on it. Don't create new gimplification
6148 context, nor find referenced vars.
6150 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6153 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6154 to pointer to vector pointer.
6155 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6156 propagate_info_to_inlined_callees): Likewise.
6157 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6158 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6159 ipa_check_create_edge_args.
6160 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6161 argument to pointer to vector pointer.
6162 (cgraph_decide_inlining_of_small_function): Adjust
6163 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6167 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6168 optimizing for size, not speed.
6170 PR rtl-optimization/37408
6171 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6172 if parm is promoted.
6174 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6176 PR tree-optimization/37375
6177 * tree-scalar-evolution.c (scev_info_str): Add field
6179 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6180 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6181 set_instantiated_value): Pass instantiated_below.
6182 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6184 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6185 the definitions are not instantiated.
6187 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6188 (block_before_loop): New.
6189 * tree-data-ref.c (dr_analyze_indices): Update uses of
6191 * graphite.c (block_before_scop): New.
6192 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6193 basic block, not a loop for determining the parameters.
6194 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6196 (idx_record_params, find_params_in_bb, find_scop_parameters,
6197 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6198 to instantiate_scev.
6200 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6202 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6206 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6208 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6209 Check zero freq and increase if necessary.
6211 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6213 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6214 regno is in the right range. Add comments.
6216 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6218 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6220 * mips-tfile.c (copy_object): Cast alloca result to int *.
6221 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6223 Rename class to sclass.
6224 (read_tfile): Cast read_seek return values to proper types.
6225 Cast xcalloc return value to proper type.
6227 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6229 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6230 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6231 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6233 2008-09-09 Jan Hubicka <jh@suse.cz>
6235 * profile.c (is_edge_inconsistent): Add debug output; ignore
6236 negative count on fake edges.
6237 (is_inconsistent): Add debug output.
6239 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6241 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6243 (choose_ready): When first insn is chosen from the ready list, also
6246 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6248 PR rtl-optimization/37360
6249 * haifa-sched.c (max_issue): Do not assert that we never issue more
6250 insns than issue_rate. Add comment.
6252 2008-09-09 Richard Guenther <rguenther@suse.de>
6254 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6255 (verify_types_in_gimple_call): Rename to ...
6256 (verify_gimple_call): ... this. Enhance.
6257 (verify_types_in_gimple_cond): Remove.
6258 (verify_gimple_comparison): New function ...
6259 (verify_types_in_gimple_assign): ... split out from here.
6260 (verify_types_in_gimple_return): Rename to ...
6261 (verify_gimple_return): ... this. Enhance.
6262 (verify_types_in_gimple_switch): Rename to ...
6263 (verify_gimple_switch): ... this. Enhance.
6264 (verify_gimple_goto): New function.
6265 (verify_types_in_gimple_phi): Rename to ...
6266 (verify_gimple_phi): ... this. Enhance.
6267 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6268 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6269 (verify_types_in_gimple_seq_2): Remove cases handled in
6270 verify_types_in_gimple_stmt.
6272 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6274 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6275 (push_multiple_operation, pop_multiple_operation): Set it.
6276 (workaround_rts_anomaly): New function.
6277 (workaround_speculation): New function, broken out of bfin_reorg.
6278 (bfin_reorg): Call the new functions.
6280 2008-09-09 Richard Guenther <rguenther@suse.de>
6284 * gimplify.c (gimplify_conversion): Change conversions of
6285 non-register type to VIEW_CONVERT_EXPRs.
6286 (gimplify_addr_expr): If we need to make the operand
6287 addressable make sure to use a properly initialized
6288 temporary for that so it gets a valid gimple store.
6290 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6292 * function.h (struct function): Add function_start_locus.
6293 * cfgexpand.c (gimple_expand_cfg): Use it.
6294 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6296 2008-09-09 Richard Guenther <rguenther@suse.de>
6298 PR tree-optimization/37433
6299 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6302 2008-09-09 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/37387
6305 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6306 and bits to a common type.
6308 2008-09-09 Nick Clifton <nickc@redhat.com>
6310 * config/v850/v850.md (return): Restore frame size restriction.
6312 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6314 * c-common.c (c_expand_decl): Remove.
6315 * c-common.h (anon_aggr_type_p): Remove prototype.
6316 (DECL_ANON_UNION_ELEMS): Remove.
6317 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6318 * c-decl.c (anon_aggr_type_p): Remove.
6319 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6320 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6321 * langhooks.h (struct lang_hooks): Remove expand_decl.
6322 * langhooks.c (lhd_expand_decl): Remove.
6323 * stmt.c (expand_anon_union_decl): Remove.
6324 * tree.h (expand_anon_union_decl): Remove prototype.
6326 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6329 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6331 * config/avr/avr.md (QISI): Define mode iterator.
6332 (negated_tst<mode>): Redefine as split using mode macro.
6333 (reversed_tstqi): Define insn as reversed compare with zero.
6334 (reversed_tsthi): Ditto.
6335 (reversed_tstsi): Ditto.
6337 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6340 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6341 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6344 * predict.c (optimize_function_for_size_p): Don't segfault if
6346 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6347 tree_swap_operands_p): Don't test cfun != NULL before calling
6348 optimize_function_for_s*_p.
6350 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6352 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6355 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6357 * crx/crx.h (IRA_COVER_CLASSES): Define.
6359 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6362 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6363 even when a stmt has been gimple_modified_p, but after fold_stmt is
6364 not any longer. Remove unneeded may_have_exposed_new_symbols
6367 2008-09-08 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/37421
6370 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6373 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6376 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6378 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6381 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6382 * pa-hpux10.h (LINK_SPEC): Likewise.
6383 * pa-hpux11.h (LINK_SPEC): Likewise.
6385 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6387 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6388 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6390 2008-09-07 Helge Deller <deller@gmx.de>
6392 * pa/linux-atomic.c: New file.
6393 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6394 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6396 2008-09-07 Richard Guenther <rguenther@suse.de>
6397 Ira Rosen <irar@il.ibm.com>
6399 PR tree-optimization/36630
6400 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6401 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6403 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6404 Ira Rosen <irar@il.ibm.com>
6406 PR tree-optimization/35642
6407 * config/rs6000/altivec.md (mulv8hi3): Implement.
6409 2008-09-06 Jeff Law <law@redhat.com>
6411 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6413 2008-09-06 Jan Hubicka <jh@suse.cz>
6415 PR tree-optimization/14703
6416 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6418 * passes.c (init_optimization_passes): Recompute inline parameters.
6420 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6422 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6425 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6426 Peter Fuerst <post@pfrst.de>
6428 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6429 * doc/extend.texi: Document __builtin_mips_cache.
6430 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6431 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6432 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6433 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6434 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6435 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6436 (set_push_mips_isas): New variable.
6437 (mips_r10k_cache_barrier): New variable.
6438 (cache): New availability predicate.
6439 (mips_builtins): Add an entry for __builtin_mips_cache.
6440 (mips_build_cvpointer_type): New function.
6441 (MIPS_ATYPE_CVPOINTER): New macro.
6442 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6444 (r10k_simplified_address_p, r10k_simplify_address)
6445 (r10k_uncached_address_p, r10k_safe_address_p)
6446 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6447 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6448 (r10k_insert_cache_barriers): New functions.
6449 (mips_reorg_process_insns): Delete cache barriers after a
6450 branch-likely instruction.
6451 (mips_reorg): Call r10k_insert_cache_barriers.
6452 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6453 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6454 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6455 (mips_cache, r10k_cache_barrier): New define_insns.
6457 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6459 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6460 * ira-color.c (setup_allocno_left_conflicts_num): Use
6461 hard_reg_set_equal_p instead of a comparison with
6462 ira_zero_hard_reg_set.
6463 * ira.c (setup_reg_subclasses): Likewise.
6464 (setup_cover_and_important_classes): Likewise.
6465 (setup_class_translate): Likewise.
6466 (setup_reg_class_intersect_union): Likewise.
6467 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6468 (ira_init_once): Don't initialize them.
6470 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6472 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6474 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6476 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6478 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6480 Improved branch hints, safe hints, and scheduling.
6482 * haifa-sched.c (sched_emit_insn): Define.
6483 * sched-int.h (sched_emit_insn): Add prototype.
6484 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6485 -mhint-max-distance -msafe-hints): Document.
6486 * config/spu/spu.c (spu_flag_var_tracking): New.
6487 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6488 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6489 TARGET_ASM_FILE_START): Define.
6490 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6491 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6492 (spu_emit_branch_hint): Add blocks argument.
6493 (insert_branch_hints, insert_nops): Remove.
6494 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6495 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6496 spu_sched_reorder, asm_file_start): New functions.
6497 (clock_var, spu_sched_length, pipe0_clock,
6498 pipe1_clock, prev_clock_var, prev_priority,
6499 spu_ls_first, prev_ls_clock): New static variables.
6500 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6501 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6502 (nopn_nv): Add a non-volatile version of nop.
6503 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6504 -mhint-max-distance, -msafe-hints): New options.
6506 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6507 Samuel Tardieu <sam@rfc1149.net>
6509 * opts.c (decode_options): Combine nested if statements.
6512 * opts.c (decode_options): Handle more relationships among
6513 unit-at-a-time, toplevel-reorder, and section-anchors.
6515 2008-09-05 David Daney <ddaney@avtrex.com>
6517 * doc/install.texi (--enable-reduced-reflection): Document new option.
6519 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6521 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6523 (constantpool_operand): New.
6524 (move_operand): Disallow sub-word modes for the constant pool.
6525 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6526 (xtensa_secondary_reload_class): Replace with....
6527 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6528 Set icode for sub-word reloads from the constant pool.
6529 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6530 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6531 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6532 * config/xtensa/xtensa-protos.h: Update prototypes.
6534 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6536 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6537 (REG_CLASS_NAMES): Update.
6538 (REG_CLASS_CONTENTS): Update.
6539 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6540 of ALL_REGS for regs 77 and 78.
6541 * function.c (instantiate_virtual_regs_in_insn): Assert that
6542 return value of simplify_gen_subreg is not NULL.
6544 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6546 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6547 (gen_rtvec_v): Fix coding standards.
6549 2008-09-04 Jan Hubicka <jh@suse.cz>
6551 * i386.c (decide_alg): Be more conservative about optimizing for size.
6553 2008-09-04 Ian Lance Taylor <iant@google.com>
6555 * varasm.c (narrowing_initializer_constant_valid_p): New
6557 (initializer_constant_valid_p): Call it.
6559 2008-09-04 Jeff Law <law@redhat.com>
6561 * fold-const.c (native_encode_real): Fix computation of WORDS.
6562 (native_interpret_real): Likewise.
6564 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6566 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6568 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6570 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6571 that the cost is already taken into account in ira-costs.c
6573 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6575 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6576 ira_debug_copies): New.
6577 (ira_bulid): Call print_copies.
6579 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6581 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6584 * config/rs6000/rs6000.c (optimization_options): Remove check of
6585 flag_toplevel_order.
6587 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6589 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6590 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6591 second operand is a reg_imm10_operand.
6592 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6593 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6594 (*seq_<GPR:mode><GPR2:mode>): Rename to
6595 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6597 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6598 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6600 (*sne_<GPR:mode><GPR2:mode>): Rename to
6601 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6604 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6606 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6607 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6608 combining an arithmetic right shift by more than 31 and a
6609 trunction. Don't match for out-of-range shift amounts. Set
6610 attribute mode to <MODE>.
6611 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6612 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6613 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6614 shifts by less than 32.
6615 (extv): Change predicate on first operand to accept registers.
6616 Change predicate of the other operands from immediate_operand to
6617 const_int_operand. Expand exts when source is a register.
6618 (extzv): Change predicate of the constant operands from
6619 immediate_operand to const_int_operand.
6620 (extzv<mode>): Change predicate of the constant operands from
6621 immediate_operand to const_int_operand and no constraint. Also
6623 (*extzv_trunc<mode>_exts): New pattern.
6625 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6627 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6628 * config/mips/mips-protos.h (mask_low_and_shift_p,
6629 mask_low_and_shift_len): Declare.
6630 * config/mips/mips.c (mask_low_and_shift_p,
6631 mask_low_and_shift_len): New functions.
6632 (mips_print_operand): Handle new operand prefix "m".
6633 * config/mips/mips.md (*cins<mode>): New pattern.
6635 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6637 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6638 optimizing for size.
6640 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6642 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6643 regardless of epilogue_completed.
6645 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6648 * ira-lives.c (process_bb_node_lives): Check setjmp.
6650 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6653 * ira-build.c (form_loop_tree): Reverse BB walk.
6654 (create_bb_allocnos): Likewise.
6655 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6656 (mark_reg_store): Rename to...
6657 (mark_ref_live): ...this and take a df_ref argument instead of
6658 note_stores arguments. Assert that we have a register.
6659 (mark_reg_clobber): Delete.
6660 (def_conflicts_with_inputs_p): New function.
6661 (mark_reg_conflicts): Delete.
6662 (mark_reg_death): Rename to...
6663 (mark_ref_dead): ...this and take a df_ref argument instead of
6664 a register. Assert that we have a register.
6665 (process_bb_node_lives): Hoist frequency calculation out of
6666 instruction walk. Convert from a forwards scan to a backwards scan.
6667 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6668 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6669 (create_allocno_live_ranges): Don't create regs_set.
6671 2008-09-04 Ian Lance Taylor <iant@google.com>
6673 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6674 or REG_LABEL_TARGET.
6675 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6676 comparing MODE with MEM.
6677 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6678 comparing with GF_PREDICT_TAKEN.
6679 (gimple_get_lhs): Change code to enum gimple_code.
6680 (gimple_set_lhs): Likewise.
6681 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6682 * omp-low.c (find_omp_clause): Change kind parameter to enum
6684 * tree-flow.h (find_omp_clause): Update declaration.
6685 * regrename.c (clear_dead_regs): Change kind parameter to enum
6687 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6689 * see.c (see_get_extension_data): Change return type to enum
6690 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6691 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6692 (see_gen_normalized_extension): Change extension_code parameter to
6694 (see_seek_pre_extension_expr): Change extension_code to enum
6696 (see_merge_one_def_extension): Likewise.
6697 (see_handle_relevant_defs): Likewise.
6698 (see_handle_relevant_uses): Likewise.
6699 (see_analyze_one_def): Likewise.
6700 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6701 GIMPLE_ASM rather than ASM_EXPR.
6702 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6703 GIMPLE_RETURN rather than RETURN_EXPR.
6704 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6705 (evaluate_stmt): Likewise.
6706 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6707 to enum vect_relevant.
6708 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6709 compare gimple codes with tree codes.
6711 2008-09-04 Paul Brook <paul@codesourcery.com>
6713 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6715 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6717 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6718 pointer check lost in the recent no-unit-at-a-time patch.
6720 2008-09-04 Jan Hubicka <jh@suse.cz>
6723 * tree-switch-conversion.c (check_final_bb): Accept only IP
6726 2008-09-04 Jan Hubicka <jh@suse.cz>
6728 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6730 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6731 using_ranges argument.
6732 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6733 (vrp_visit_cond_stmt): Update call of
6734 vrp_evaluate_conditional_warnv_with_ops
6736 2008-09-04 Jan Hubicka <jh@suse.cz>
6738 PR tree-optimization/37345
6739 PR tree-optimization/37358
6740 PR tree-optimization/37357
6741 * tree.c (build_function_type_skip_args): Build distinct type copy;
6743 (build_function_decl_skip_args): Set type of new decl not orig decl;
6744 clear DECL_VINDEX for methods turned into functions.
6746 2008-09-04 Nick Clifton <nickc@redhat.com>
6748 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6749 * configure: Regenerate.
6750 * config.in: Regenerate.
6751 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6752 alignment field, if it is supported.
6754 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6756 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6759 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6761 * config/rs6000/rs6000.c (processor_target_table): Do not
6762 enable VMX for POWER6.
6764 2008-09-03 Anton Blanchard <anton@samba.org>
6766 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6767 emit memory barrier before operation.
6769 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6772 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6773 default_elf_asm_output_external.
6775 2008-09-03 Jeff Law <law@redhat.com>
6777 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6779 2008-09-03 Richard Henderson <rth@redhat.com>
6781 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6782 memory barrier to below the test-and-set.
6783 (alpha_split_lock_test_and_set_12): Likewise.
6785 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6789 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6792 * ira-color.c (print_loop_title): Use all_allocnos.
6793 (color_pass): Ditto. Don't add border_allocnos. Check that
6794 subloop allocno in the correspdoning bitmap all_allocnos.
6796 * ira-emit.c (change_loop): Use all_allocnos.
6798 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6799 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6800 (create_cap_allocno): Remove setting mentioned_allocnos.
6801 (create_insn_allocnos): Ditto.
6802 (remove_unnecessary_allocnos): Use all_allocnos.
6803 (check_allocno_creation): Check that allocnos are in the
6804 corresponding bitmap all_allocnos.
6806 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6810 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6811 (process_regs_for_copy): Process subregs. Refine check when cost
6812 is taken into account in ira-costs.c.
6813 (process_reg_shuffles): Use REG_SUBREG_P.
6814 (add_insn_allocno_copies): Ditto. Ignore modes.
6816 * ira-color.c (conflict_allocno_vec): New.
6817 (COST_HOP_DIVISOR): New macro.
6818 (update_copy_costs_1): Use it.
6819 (update_conflict_hard_regno_costs): New function.
6820 (assign_hard_reg): Use it.
6821 (ira_color): Allocate and free conflict_allocno_vec.
6823 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6827 * ira-int.h (ira_sort_insn_chain): Remove.
6829 * ira.c (basic_block_order_nums, chain_insn_order,
6830 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6831 (ira): Don't call ira_sort_insn_chain.
6833 * reload1.c (reload): Don't call ira_sort_insn_chain.
6835 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6838 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6839 which become non throw.
6840 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6841 update_call_expr after updating the flags on the decl.
6843 2008-09-03 Jan Hubicka <jh@suse.cz>
6845 PR tree-optimization/37315
6846 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6847 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6848 (cgraph_analyze_functions): Use node->analyzed
6849 (cgraph_mark_functions_to_output): Likewise.
6850 (cgraph_expand_function): All functions can be released after
6852 (cgraph_optimize): Use gimple_has_body_p.
6853 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6854 (cgraph_decide_inlining_incrementally): Likewise.
6855 (inline_transform): Inline transform.
6856 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6858 (inlinable_function_p): Drop gimple_body check.
6859 (expand_call_inline): Use gimple_has_body_p.
6860 * gimple.c (gimple_has_body_p): New.
6861 * gimple.h (gimple_has_body_p): Add prototype.
6862 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6863 (dump_function_to_file): Use gimple_has_body_p check.
6865 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6868 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6870 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6872 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6874 From Michael Frysinger <michael.frysinger@analog.com>
6875 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6876 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6879 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6882 * doc/extend.texi: Document picoChip builtin functions.
6883 * doc/invoke.texi: Document picoChip options.
6884 * doc/contrib.texi: Add picoChip contribution.
6885 * doc/md.texi: Document picoChip constraints.
6886 * config.gcc: Add picochip-*-*.
6887 * config/picochip/: Add new port.
6889 2008-09-03 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/37328
6892 * tree-sra.c (sra_build_assignment): Gimplify properly.
6893 (generate_copy_inout): Take the correct stmt as definition,
6894 remove bogus assert.
6896 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6898 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6901 From Michael Frysinger <michael.frysinger@analog.com>
6902 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6904 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6906 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6907 (__gthread_setspecific): Revert 2008-08-31 change to
6908 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6910 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6912 * diagnostic.c (error_at): New.
6913 * toplev.h (error_at): New prototype.
6914 * c-typeck.c (build_array_ref): Call error_at instead of error.
6915 Pass location to pedwarn.
6917 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6919 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6921 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6923 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6924 VAR_DECL and CONST_DECL.
6926 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6927 Jakub Jelinek <jakub@redhat.com>
6929 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6930 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6931 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6932 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6933 Don't set ix86_save_varrargs_registers.
6934 (ix86_setup_incoming_varargs): Assume cum != NULL.
6935 (ix86_va_start): Check ix86_varargs_gpr_size and
6936 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6937 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6938 from frame pointer if ix86_varargs_gpr_size == 0.
6939 (ix86_compute_frame_layout): Updated.
6940 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6941 (ix86_varargs_gpr_size): Define.
6942 (ix86_varargs_fpr_size): Likewise.
6943 (machine_function): Remove save_varrargs_registers.
6944 Add varargs_gpr_size and varargs_fpr_size.
6946 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6948 * config/alpha/alpha.c (va_list_skip_additions,
6949 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6950 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6953 PR tree-optimization/36766
6954 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6955 for already removed basic blocks.
6958 * real.c (real_maxval): Clear a lower bit to make real_maxval
6959 match get_max_float for IBM long double format.
6961 2008-09-02 Andreas Schwab <schwab@suse.de>
6963 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6964 * configure: Regenerate.
6966 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6968 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6969 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6970 checking for a non-VOID CONSTANT_P.
6972 2008-09-02 Jan Hubicka <jh@suse.cz>
6974 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6975 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6978 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6980 * expr.c (emit_group_store): Don't assert stack temp mode size.
6982 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6983 Tobias Grosser <grosser@fim.uni-passau.de>
6984 Jan Sjodin <jan.sjodin@amd.com>
6985 Harsha Jagasia <harsha.jagasia@amd.com>
6986 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6987 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6988 Adrien Eliche <aeliche@isty.uvsq.fr>
6990 Merge from graphite branch.
6993 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6994 * doc/invoke.texi (-floop-block, -floop-interchange,
6995 -floop-strip-mine): Document new flags.
6996 * tree-into-ssa.c (gimple_vec): Moved...
6997 * tree-loop-distribution.c (rdg_component): Moved...
6998 * cfgloopmanip.c: Include tree-flow.h.
6999 (update_dominators_in_loop): New.
7000 (create_empty_if_region_on_edge): New.
7001 (create_empty_loop_on_edge): New.
7002 (loopify): Use update_dominators_in_loop.
7003 * tree-pass.h (pass_graphite_transforms): Declared.
7004 * configure: Regenerate.
7005 * tree-phinodes.c (make_phi_node): Export.
7006 (add_phi_node_to_bb): New, split from create_phi_node.
7007 * tree-chrec.c (for_each_scev_op): New.
7008 * tree-chrec.h (for_each_scev_op): Declared.
7009 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7010 (remove_statement): Call get_phi_with_result.
7011 * config.in (HAVE_cloog): Undef.
7012 * gdbinit.in (pgg): New.
7013 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7014 * tree-ssa-loop.c (graphite_transforms): New.
7015 (gate_graphite_transforms): New.
7016 (pass_graphite_transforms): New.
7017 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7018 HAVE_cloog): Defined.
7019 * tree-vectorizer.c (rename_variables_in_bb): Export.
7020 * tree-data-ref.c (dr_may_alias_p): Export.
7021 (stmt_simple_memref_p): New.
7022 (find_data_references_in_stmt): Export.
7023 (find_data_references_in_loop): Export.
7024 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7025 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7026 (create_rdg_vertices): Export.
7027 (build_empty_rdg): New.
7028 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7029 * tree-data-ref.h (rdg_component): ... here.
7031 (struct data_reference): Add a field scop.
7033 (find_data_references_in_loop): Declared.
7034 (find_data_references_in_stmt): Declared.
7035 (create_rdg_vertices): Declared.
7036 (dr_may_alias_p): Declared.
7037 (stmt_simple_memref_p): Declared.
7038 (struct rdg_edge): Add a field ddr_p relation.
7039 (build_empty_rdg): Declared.
7040 * lambda.h (lambda_matrix): Declare a VEC of.
7041 (find_induction_var_from_exit_cond): Declared.
7042 (lambda_vector_compare): New.
7043 * common.opt (fgraphite, floop-strip-mine,
7044 floop-interchange, floop-block): New flags.
7045 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7046 * cfgloop.c (is_loop_exit): New.
7047 * cfgloop.h (is_loop_exit): Declared.
7048 (create_empty_if_region_on_edge): Declared.
7049 (create_empty_loop_on_edge): Declared.
7050 * tree-flow.h (add_phi_node_to_bb): Declared.
7051 (make_phi_node): Declared.
7052 (rename_variables_in_bb): Declared.
7053 (perfect_loop_nest_depth): Declared.
7054 (graphite_transform_loops): Declared.
7055 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7056 (graphite.o-warn): Add -Wno-error.
7057 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7058 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7059 (INCLUDES): Add PPLINC, CLOOGINC.
7060 (OBJS-common): Add graphite.o.
7061 (graphite.o): Add rule.
7062 * gimple.h (gimple_vec): ... here.
7063 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7064 * passes.c (init_optimization_passes): Schedule
7065 pass_graphite_transforms.
7067 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7070 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7071 and -fno-toplevel-reorder after handle_options.
7073 2008-09-02 Paul Brook <paul@codesourcery.com>
7075 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7076 (arm_override_options): Set arm_tune_cortex_a9.
7077 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7078 (arm_issue_rate): Handle cortexa9.
7079 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7080 * config/arm/arm-cores.def: Add cortex-a9.
7081 * config/arm/arm-tune.md: Regenerate.
7082 * config/arm/arm.md: Include cortex-a9.md.
7083 (generic_sched, generic_vfp): Add cortexa9.
7084 * config/arm/cortex-a9.md: New file.
7086 2008-09-02 Richard Guenther <rguenther@suse.de>
7088 PR tree-optimization/37327
7089 * tree-vrp.c (register_new_assert_for): Make sure to not have
7090 TREE_OVERFLOW set on the bound.
7092 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7094 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7096 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7097 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7100 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7102 * gcc/config/spu/spu.md (divdf3): Removed.
7104 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7106 PR tree-optimization/37095
7107 * cgraph.c (cgraph_node): When creating new cgraph node after
7108 assembler_name_hash has been populated, record it in the hash
7111 2008-09-01 Paul Brook <paul@codesourcery.com>
7113 * doc/invoke.texi: Document -mword-relocations.
7114 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7115 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7116 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7117 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7118 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7119 (arm_emit_movpair): New function.
7120 (arm_print_operand <c>): Handle sybolic addresses.
7121 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7122 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7123 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7124 * config/arm/arm.opt: Add -mword-relocations.
7125 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7126 (arm_movt, arm_movw): New.
7128 2008-09-01 Paul Brook <paul@codesourcery.com>
7130 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7131 Allow Interworking on ARMv4 EABI based targets.
7132 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7133 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7135 2008-09-01 Paul Brook <paul@codesourcery.com>
7137 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7138 optimized LT0 test. Remove optimization for GT.
7140 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7142 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7143 openmp applications.
7144 * pa-hpux11.h (LIB_SPEC): Likewise.
7146 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7149 2008-09-01 Jan Hubicka <jh@suse.cz>
7151 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7152 present, use only counts; when guessed use only frequencies.
7153 (estimate_bb_frequencies): Use function_frequency.
7154 * profile.c (compute_branch_probabilities): Exit early when
7155 profile reading failed. Set profile_status.
7156 (branch_prob): Do not set profile_status.
7158 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7160 * tree.c (protected_set_expr_location): New.
7161 * tree.h (protected_set_expr_location): New prototype.
7162 * c-tree.h (build_array_ref): Add argument.
7163 (parser_build_unary_op): Same.
7164 * c-typeck.c (build_indirect_ref): Handle new location argument.
7165 (build_array_ref): Same.
7166 (parser_build_unary_op): Same.
7167 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7169 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7171 * c-common.c (finish_label_address_expr): Handle new location argument.
7172 * c-common.h (build_indirect_ref): Add argument.
7173 (finish_label_address_expr): Same.
7174 * c-parser.c (c_parser_unary_expression): Pass location to build
7176 (c_parser_postfix_expression): Same.
7178 2008-09-01 Paul Brook <paul@codesourcery.com>
7180 * config/arm/arm.md: Include cortex-r4f.md.
7181 (attr fpu): Update type list.
7182 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7183 fconstd, fcmps and fcmpd.
7184 (attr tune_cortexr4): Define.
7185 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7186 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7187 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7188 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7189 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7190 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7191 cortex_a8_vfp_farith: Ditto.
7192 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7193 * config/arm/cortex-r4.md: Use tune_cortexr4.
7194 * config/arm/cortex-r4f.md: New file.
7196 2008-09-01 Richard Guenther <rguenther@suse.de>
7198 PR tree-optimization/37305
7199 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7200 the result of constant conversions.
7201 (fold_gimple_assign): Likewise.
7203 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7205 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7206 #ifdef ENABLE_CHECKING.
7208 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7210 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7211 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7212 when !INSN_SCHEDULING.
7214 2008-09-01 Andreas Schwab <schwab@suse.de>
7216 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7218 2008-09-01 Paul Brook <paul@codesourcery.com>
7220 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7222 2008-09-01 Jan Hubicka <jh@suse.cz>
7224 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7226 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7228 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7229 * gimplify.c (gimplify_init_constructor): Add speed operand.
7230 * tree-sra.c (decide_block_copy): Likewise.
7231 * tree-inline.c (estimate_move_cost): Likewise.
7232 * config/alpha/alpha.h (MOVE_RATIO): Update.
7233 * config/frv/frv.c (MOVE_RATIO): Update.
7234 * config/spu/spu.h (MOVE_RATIO): Update.
7235 * config/sparc/sparc.h (MOVE_RATIO): Update.
7236 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7237 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7238 * config/cris/cris.h (MOVE_RATIO): Update.
7239 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7240 * config/arm/arm.h (MOVE_RATIO): Update.
7241 * config/pa/pa.md: Update uses of MOVE_RATIO
7242 * config/pa/pa.h (MOVE_RATIO): Update.
7243 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7244 CLEAR_RATIO, SET_RATIO): Update.
7245 * config/h8300/h8300.h (MOVE_RATIO): Update.
7246 * config/v850/v850.h (MOVE_RATIO): Update.
7247 * config/bfin/bfin.h (MOVE_RATIO): Update.
7249 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7250 Dmitry Melnik <dm@ispras.ru>
7251 Dmitry Zhurikhin <zhur@ispras.ru>
7252 Alexander Monakov <amonakov@ispras.ru>
7253 Maxim Kuvyrkov <maxim@codesourcery.com>
7255 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7256 sel-sched-dump.c, sel-sched-ir.c: New files.
7257 * Makefile.in (OBJS-common): Add selective scheduling object files.
7258 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7259 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7260 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7261 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7262 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7263 (make_forwarder_block): Update loop latch if we have redirected
7264 the loop latch edge.
7265 * cfgloop.c (get_loop_body_in_custom_order): New function.
7266 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7267 (CP_FALLTHRU_PREHEADERS): Likewise.
7268 (get_loop_body_in_custom_order): Declare.
7269 * cfgloopmanip.c (has_preds_from_loop): New.
7270 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7271 Assert that the preheader edge will be fall thru when it is set.
7272 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7273 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7274 fsel-sched-substitution, fselective-scheduling): New flags.
7275 * cse.c (hash_rtx_cb): New.
7277 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7278 sel_sched_insn_cnt): New counters.
7279 * final.c (compute_alignments): Export. Free dominance
7280 info after loop_optimizer_finalize.
7281 * genattr.c (main): Output maximal_insn_latency prototype.
7282 * genautomata.c (output_default_latencies): New.
7283 Factor its code from ...
7284 (output_internal_insn_latency_func): ... here.
7285 (output_internal_maximal_insn_latency_func): New.
7286 (output_maximal_insn_latency_func): New.
7287 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7288 (struct hard_reg_set_iterator): New.
7289 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7290 hard_reg_set_iter_next): New functions.
7291 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7292 * lists.c (remove_free_INSN_LIST_node,
7293 remove_free_EXPR_LIST_node): New functions.
7294 * loop-init.c (loop_optimizer_init): When
7295 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7296 calling create_preheaders.
7297 (loop_optimizer_finalize): Do not verify flow info after reload.
7298 * recog.c (validate_replace_rtx_1): New parameter simplify.
7299 Default it to true. Update all uses. Factor out simplifying
7301 (simplify_while_replacing): ... this new function.
7302 (validate_replace_rtx_part,
7303 validate_replace_rtx_part_nosimplify): New.
7304 * recog.h (validate_replace_rtx_part,
7305 validate_replace_rtx_part_nosimplify): Declare.
7306 * rtl.c (rtx_equal_p_cb): New.
7307 (rtx_equal_p): Use it.
7308 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7309 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7310 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7311 * vecprim.h: Add a vector type for unsigned int.
7312 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7313 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7314 ready_try, cycle_issued_insns, spec_info): Make global.
7315 (readyp): Initialize.
7316 (dfa_lookahead): New global variable.
7317 (old_max_uid, old_last_basic_block): Remove.
7318 (h_i_d): Make it a vector.
7319 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7321 (after_recovery, adding_bb_to_current_region_p):
7322 New variables to handle correct insertion of the recovery code.
7323 (struct ready_list): Move declaration to sched-int.h.
7324 (rgn_n_insns): Removed.
7325 (rtx_vec_t): Move to sched-int.h.
7326 (find_insn_reg_weight): Remove.
7327 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7328 (haifa_init_h_i_d, haifa_finish_h_i_d):
7329 New functions to initialize / finalize haifa instruction data.
7330 (extend_h_i_d, init_h_i_d): Rewrite.
7331 (unlink_other_notes): Move logic to add_to_note_list. Handle
7332 selective scheduler.
7333 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7334 find_fallthru_edge): Make global, remove static prototypes.
7335 (max_issue): Make global. Add privileged_n and state parameters. Use
7337 (extend_global, extend_all): Removed.
7338 (init_before_recovery): Add new param. Fix the handling of the case
7339 when we insert a recovery code before the EXIT which has a predecessor
7340 with a fallthrough edge to it.
7341 (create_recovery_block): Make global. Rename to
7342 sched_create_recovery_block. Update.
7343 (change_pattern): Rename to sched_change_pattern. Make global.
7344 (speculate_insn): Rename to sched_speculate_insn. Make global.
7345 Split haifa-specific functionality into ...
7346 (haifa_change_pattern): New static function.
7347 (sched_extend_bb): New static function.
7348 (sched_init_bbs): New function.
7349 (current_sched_info): Change type to struct haifa_sched_info.
7350 (insn_cost): Adjust for selective scheduling.
7351 (dep_cost_1): New function. Move logic from ...
7352 (dep_cost): ... here.
7353 (dep_cost): Use dep_cost_1.
7354 (contributes_to_priority_p): Use sched_deps_info instead of
7356 (priority): Adjust to work with selective scheduling. Process the
7357 corner case when all dependencies don't contribute to priority.
7358 (rank_for_schedule): Use ds_weak instead of dep_weak.
7359 (advance_state): New function. Move logic from ...
7360 (advance_one_cycle): ... here.
7361 (add_to_note_list, concat_note_lists): New functions.
7362 (rm_other_notes): Make static. Adjust for selective scheduling.
7363 (remove_notes, restore_other_notes): New functions.
7364 (move_insn): Add two arguments. Update assert. Don't call
7366 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7367 Remove more_issue, max_points. Move the code to initialize
7368 max_lookahead_tries to max_issue.
7369 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7370 ready. Adjust use of move_insn. Call restore_other_notes.
7372 (sched_init, sched_finish): Move Haifa-specific initialization/
7374 (haifa_sched_init, haifa_sched_finish): ... respectively.
7376 (setup_sched_dump): New function.
7377 (haifa_init_only_bb): New static function.
7378 (haifa_speculate_insn): New static function.
7379 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7380 (extend_ready, extend_all): Remove.
7381 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7382 (create_check_block_twin, add_to_speculative_block): Use
7383 haifa_insns_init instead of extend_global. Update to use new
7384 initialization functions. Change parameter. Factor out code from
7385 create_check_block_twin to ...
7386 (sched_create_recovery_edges) ... this new function.
7387 (add_block): Remove.
7388 (sched_scan_info): New.
7389 (extend_bb): Use sched_scan_info.
7390 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7391 static functions for walking through scheduling region.
7392 (sched_luids): New vector variable to replace uid_to_luid.
7393 (luids_extend_insn): New function.
7394 (sched_max_luid): New variable.
7395 (luids_init_insn): New function.
7396 (sched_init_luids, sched_finish_luids): New functions.
7397 (insn_luid): New debug function.
7398 (sched_extend_target): New function.
7399 (haifa_init_insn): New static function.
7400 (sched_init_only_bb): New hook.
7401 (sched_split_block): New hook.
7402 (sched_split_block_1): New function.
7403 (sched_create_empty_bb): New hook.
7404 (sched_create_empty_bb_1): New function.
7405 (common_sched_info, ready): New global variables.
7406 (current_sched_info_var): Remove.
7407 (move_block_after_check): Use common_sched_info.
7408 (haifa_luid_for_non_insn): New static function.
7409 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7410 (increase_insn_priority): New.
7411 * modulo-sched.c (issue_rate): Remove static declaration.
7412 (sms_sched_info): Change type to haifa_sched_info.
7413 (sms_sched_deps_info, sms_common_sched_info): New variables.
7414 (setup_sched_infos): New.
7415 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7416 Do not call regstat_free_calls_crossed.
7417 (sms_print_insn): Use const_rtx.
7418 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7419 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7420 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7421 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7422 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7423 current_sched_info to use it.
7424 (enum reg_pending_barrier_mode): Move to sched-int.h.
7425 (h_d_i_d): New variable. Initialize to NULL.
7426 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7428 (estimate_dep_weak): Remove static declaration.
7429 (sched_has_condition_p): New function. Adjust users of
7430 sched_get_condition to use it instead.
7431 (conditions_mutex_p): Add arguments indicating which conditions are
7433 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7434 argument to indicate whether returned condition is reversed. Do not
7435 generate new rtx when condition should be reversed; indicate it by
7436 setting new argument instead.
7437 (add_dependence_list_and_free): Add deps parameter.
7438 Update all users. Do not free dependence list when
7439 deps context is readonly.
7440 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7442 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7443 (remove_from_deps): New. Use the above functions.
7444 (cur_insn, can_start_lhs_rhs_p): New static variables.
7445 (add_or_update_back_dep_1): Initialize present_dep_type.
7446 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7447 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7448 haifa_note_dep): New functions implementing dependence hooks for
7449 the Haifa scheduler.
7450 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7451 note_dep): New functions.
7452 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7454 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7455 (free_deps): Initialize deps->reg_last.
7456 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7457 sched_analyze_insn): Update to use dependency hooks infrastructure
7458 and readonly contexts.
7459 (deps_analyze_insn): New function. Move part of logic from ...
7460 (sched_analyze): ... here. Also move some logic to ...
7461 (deps_start_bb): ... here. New function.
7462 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7464 (sched_deps_init): New function. Move code from ...
7465 (init_dependency_caches): ... here. Remove.
7466 (init_deps_data_vector): New.
7467 (sched_deps_finish): New function. Move code from ...
7468 (free_dependency_caches): ... here. Remove.
7469 (init_deps_global, finish_deps_global): Adjust for use with
7470 selective scheduling.
7471 (get_dep_weak): Move logic to ...
7472 (get_dep_weak_1): New function.
7473 (ds_merge): Move logic to ...
7474 (ds_merge_1): New static function.
7475 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7476 (ds_get_max_dep_weak): New function.
7477 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7478 (n_insns): Rename to rgn_n_insns.
7479 (debug_ebb_dependencies): New function.
7480 (init_ready_list): Use it.
7481 (begin_schedule_ready): Use sched_init_only_bb.
7482 (ebb_print_insn): Indicate when an insn starts a new cycle.
7483 (contributes_to_priority, compute_jump_reg_dependencies,
7484 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7485 (add_block1): Remove to ebb_add_block.
7486 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7487 (schedule_ebb): Initialize them. Use remove_notes instead of
7488 rm_other_notes. Use haifa_local_init/finish.
7489 (schedule_ebbs): Use haifa_sched_init/finish.
7490 * sched-int.h: Include vecprim.h, remove rtl.h.
7491 (struct ready_list): Delete declaration.
7492 (sched_verbose_param, enum sched_pass_id_t,
7493 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7494 (struct sched_scan_info_def): New structure.
7495 (sched_scan_info, sched_scan, sched_init_bbs,
7496 sched_init_luids, sched_finish_luids, sched_extend_target,
7497 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7498 (struct common_sched_info_def): New.
7499 (common_sched_info, haifa_common_sched_info,
7500 sched_emulate_haifa_p): Declare.
7502 (sched_luids): Declare.
7503 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7504 (sched_max_luid, insn_luid): Declare.
7505 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7506 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7507 print_insn, print_pattern, print_value, haifa_classify_insn,
7508 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7509 setup_sched_dump, sched_init, sched_finish,
7510 sel_insn_is_speculation_check): Export.
7511 (struct ready_list): Move from haifa-sched.c.
7512 (ready_try, ready, max_issue): Export.
7513 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7514 sched_init_only_bb, sched_split_block, sched_split_block_1,
7515 sched_create_empty_bb, sched_create_empty_bb_1,
7516 sched_create_recovery_block, sched_create_recovery_edges): Export.
7517 (enum reg_pending_barrier_mode): Export.
7518 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7520 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7521 print_insn field. Move add_block and fix_recovery_cfg to
7522 common_sched_info_def. Move compute_jump_reg_dependencies,
7524 (struct sched_deps_info_def): ... this new structure.
7525 (sched_deps_info): Declare.
7526 (struct spec_info_def): Remove weakness_cutoff, add
7527 data_weakness_cutoff and control_weakness_cutoff.
7528 (spec_info): Declare.
7529 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7531 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7532 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7533 (current_sched_info): Change type to struct haifa_sched_info.
7534 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7535 (h_d_i_d): New variable.
7536 (HDID): New accessor macro.
7537 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7538 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7540 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7541 (enum SCHED_FLAGS): Update for selective scheduler.
7542 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7543 (init_dependency_caches, free_dependency_caches): Delete declarations.
7544 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7545 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7546 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7547 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7548 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7550 (rm_other_notes): Delete declaration.
7551 (schedule_block): Remove one argument.
7552 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7553 ready_element, ready_lastpos, sched_extend_ready_list,
7554 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7555 concat_note_lists): Export.
7556 (struct region): Move from sched-rgn.h.
7557 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7558 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7559 BLOCK_TO_BB, CONTAINING_RGN): Export.
7560 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7561 (current_nr_blocks, current_blocks, target_bb): Likewise.
7562 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7563 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7564 sched_rgn_local_init, extend_regions,
7565 rgn_make_new_region_out_of_new_block, compute_priorities,
7566 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7567 extend_rgns, deps_join rgn_setup_common_sched_info,
7568 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7569 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7570 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7571 increase_insn_priority): Likewise.
7572 * sched-rgn.c: Include sel-sched.h.
7573 (ref_counts): New static variable. Use it ...
7574 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7575 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7576 (sched_is_disabled_for_current_region_p): Delete static declaration.
7577 (struct region): Move to sched-int.h.
7578 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7579 ebb_head): Define and initialize.
7580 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7581 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7582 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7584 (find_single_block_region): Add new argument to indicate that EBB
7585 regions should be constructed.
7586 (debug_live): Delete declaration.
7587 (current_nr_blocks, current_blocks, target_bb):
7588 Remove static qualifiers.
7589 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7591 (init_regions): Delete declaration.
7592 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7593 rgn_estimate_number_of_insns): New.
7594 (too_large): Use estimate_number_of_insns.
7595 (haifa_find_rgns): New. Move the code from ...
7596 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7597 (free_trg_info): New.
7598 (compute_trg_info): Allocate candidate tables here instead of ...
7599 (init_ready_list): ... here.
7600 (rgn_print_insn): Use const_rtx.
7601 (contributes_to_priority, extend_regions): Delete static declaration.
7602 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7603 (add_block1): Rename to rgn_add_block.
7604 (debug_rgn_dependencies): Delete static qualifier.
7605 (new_ready): Use sched_deps_info. Simplify.
7606 (rgn_common_sched_info, rgn_const_sched_deps_info,
7607 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7609 (region_sched_info): Rename to rgn_const_sched_info.
7610 (deps_join): New, extracted from ...
7611 (propagate_deps): ... here.
7612 (compute_block_dependences, debug_dependencies): Update for selective
7614 (free_rgn_deps, compute_priorities): New functions.
7615 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7616 sched_rgn_compute_dependencies): New functions.
7617 (schedule_region): Use them.
7618 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7619 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7621 (schedule_insns): Call new functions that were split out.
7622 (rgn_make_new_region_out_of_new_block): New.
7623 (get_rgn_sched_max_insns_priority): New.
7624 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7625 scheduling when appropriate.
7626 * sched-vis.c: Include insn-attr.h.
7627 (print_value, print_pattern): Make global.
7628 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7629 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7630 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7631 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7632 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7633 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7634 hooks. Initialize them to 0.
7635 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7636 * target.h (struct gcc_target): Add them. Rename gen_check field to
7638 * flags.h (sel_sched_switch_set): Declare.
7639 * opts.c (sel_sched_switch_set): New variable.
7640 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7641 pipelining is disabled from command line.
7642 (common_handle_option): Record whether selective scheduling is
7643 requested from command line.
7644 * doc/invoke.texi: Document new flags and parameters.
7645 * doc/tm.texi: Document new target hooks.
7646 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7648 (dfa_state_size): Do not declare locally.
7649 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7650 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7651 rs6000_alloc_sched_context, rs6000_set_sched_context,
7652 rs6000_free_sched_context): New functions.
7653 (struct _rs6000_sched_context): New.
7654 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7656 (rs6000_sched_finish): Do not run for selective scheduling.
7658 2008-08-31 Jan Hubicka <jh@suse.cz>
7660 * frv.c (frv_rtx_costs): Update forward declaration.
7661 * spu.c (spu_rtx_costs): Likewise.
7662 * pdp11.c: Include df.h
7663 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7664 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7665 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7666 * iq2000.c (iq2000_address_cost): Add speed argument.
7667 (iq2000_rtx_costs): Likewise.
7668 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7669 update call of mn10300_address_cost.
7670 * mcore.c: Include df.h
7671 (mcore_rtx_costs): Update prototype.
7672 * score3.c: Include df.h
7673 (score3_rtx_costs): Remove speed argument.
7674 * score7.c: Include df.h
7675 (score7_address_cost): Remove speed argument.
7676 * score-protos.h (score_address_cost): Update prototype.
7677 * score.c: Include df.h
7678 (score_rtx_costs): Update call of costs functions.
7679 * v850.c (v850_rtx_costs): Add bool argument.
7681 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7683 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7685 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7687 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7688 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7690 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7692 * mkmap-flat.awk: Add option pe_dll.
7693 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7694 * config/i386/t-cygwin (SHLIB_LC): Add.
7695 * config/i386/t-mingw32 (SHLIB_LC): Add.
7696 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7697 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7698 (LINK_SPEC): Support libgcc_s.
7699 (LIBGCC_SPEC): Support libgcc_s.
7700 (LIBGCC_SONAME): New.
7702 2008-08-31 Jan Hubicka <jh@suse.cz>
7704 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7705 mistakely had old version of patch.
7707 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7708 (ipcp_estimate_growth): New.
7709 (ipcp_insert_stage): Use ipcp_estimate_growth.
7710 * profile.c (branch_prob): When reading failed, do not consider
7713 2008-08-31 Jan Hubicka <jh@suse.cz>
7715 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7716 loop is optimized for speed.
7718 2008-08-31 Richard Guenther <rguenther@suse.de>
7721 * fold-const.c (fold_binary): Retain conversions in folding
7724 2008-08-31 Jan Hubicka <jh@suse.cz>
7726 * postreload-gcse.c (eliminate_partially_redundant_loads):
7727 Use optimize_bb_for_size_p.
7728 * predict.c (maybe_hot_frequency_p): Make inline.
7729 (maybe_hot_count_p): Break out from ...
7730 (maybe_hot_bb_p): ... this one.
7731 (maybe_hot_edge_p): Simplify.
7732 * basic-block.h (probably_cold_bb_p): Remove.
7734 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7737 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7739 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7740 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7741 Also split V4SFmode.
7742 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7745 2008-08-31 Jan Hubicka <jh@suse.cz>
7747 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7749 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7751 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7754 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7757 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7758 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7760 2008-08-31 Jan Hubicka <jh@suse.cz>
7762 * sparc.h (BRANCH_COST): Fix macro definition.
7763 * avr.c (avr_operand_rtx_cost): Add speed argument.
7764 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7766 2008-08-31 Richard Guenther <rguenther@suse.de>
7768 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7769 types instead of operands. Re-instantiate verifying of
7770 binary expression operands.
7772 2008-08-30 Jan Hubicka <jh@suse.cz>
7774 * fwprop.c (should_replace_address): Add speed attribute.
7775 (PR_OPTIMIZE_FOR_SPEED): New flag.
7776 (propagate_rtx_1): Use it.
7777 (propagate_rtx): Set it.
7778 (try_fwprop_subst): Update call of rtx_costs.
7779 (forward_propagate_and_simplify): LIkewise.
7780 * hooks.c (hook_int_rtx_bool_0): New
7781 (hook_bool_rtx_int_int_intp_false): Replace by ...
7782 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7783 * hooks.h (hook_int_rtx_bool_0): New
7784 (hook_bool_rtx_int_int_intp_false): Replace by ...
7785 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7786 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7787 (prepare_cmp_insn): UPdate call of rtx_cost.
7788 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7789 (reload_cse_simplify_operands): Update call of rtx_cost.
7790 (reload_cse_move2add): call of rtx_cost.
7791 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7792 * rtlanal.c (rtx_cost): Add speed argument.
7793 (address_cost): Add speed argument
7794 (default_address_cost): Likewise.
7795 (insn_rtx_cost): Likewise.
7796 * cfgloopanal.c (seq_cost): Add speed argument.
7797 (target_reg_cost, target_spill_cost): Turn to array.
7798 (init_set_costs): Update for speed.
7799 (estimate_reg_pressure_cost): Add speed argument.
7800 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7801 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7802 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7803 (seq_cost): Add speed argument.
7804 (computation_cost): Add speed arugment.
7805 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7806 (force_expr_to_var_cost): Update for profile info.
7807 (force_var_cost): Likewise.
7808 (split_address_cost): Likewise.
7809 (ptr_difference_cost): Likewise.
7810 (difference_cost): Likewise.
7811 (get_computation_cost_at): Likewise.
7812 (determine_iv_cost): Likewise.
7813 (ivopts_global_cost_for_size): Likewise.
7814 (rewrite_use_address): Likewise.
7815 (tree_ssa_iv_optimize_loop): Initialize speed field.
7816 * cse.c (optimize_this_for_speed_p): New static var.
7817 (notreg_cost): Update call of rtx_cost.
7818 (cse_extended_basic_block): set optimize_this_for_speed_p.
7819 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7820 (noce_try_cmove_arith): Likewise.
7821 (noce_try_sign_mask): LIkewise.
7822 * expr.c (compress_float_constant): Update rtx_cost calls.
7823 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7825 (addr_to_parts): Likewise.
7826 (create_mem_ref): Likewise.
7827 * dse.c (find_shift_sequence): Add speed argument.
7828 (replace_read): Update call.
7829 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7830 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7831 * neg_cost, shift_cost, shiftadd_cost,
7832 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7833 mul_highpart_cost): Increase dimension.
7834 (init_expmed): Initialize for both size and speed.
7835 (expand_shift): Use profile.
7836 (synth_mult): Use profile.
7837 (choose_mult_variant): Use profile.
7838 (expand_mult): Use profile.
7839 (expand_mult_highpart_optab): Use profile.
7840 (expand_mult_highpart): Use profile.
7841 (expand_smod_pow2): Use profile.
7842 (expand_divmod): Use profile.
7843 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7845 * loop-invariant.c (create_new_invariant): Use profile.
7846 (gain_for_invariant): Add speed parameter.
7847 (best_gain_for_invariant): Likewise.
7848 (find_invariants_to_move): Likewise.
7849 (move_single_loop_invariants): Set it.
7850 * target-def.h (TARGET_RTX_COSTS): Use hook.
7851 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7852 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7853 * output.h (default_address_cost): Update prototype.
7854 * combine.c (optimize_this_for_speed_p): New static var.
7855 (combine_validate_cost): Update call of rtx_cost.
7856 (combine_instructions): Set optimize_this_for_speed_p.
7857 (expand_compound_operation): Update call of rtx_cost.
7858 (make_extraction):Update call of rtx_cost.
7859 (force_to_mode):Update call of rtx_cost.
7860 (distribute_and_simplify_rtx):Update call of rtx_cost.
7861 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7862 (estimate_reg_pressure_cost): Update prototype.
7863 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7864 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7866 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7867 (alpha_rtx_costs): Update.
7868 * config/frv/frv.c (frv_rtx_costs): Update.
7869 * config/s390/s390.c (s390_rtx_costs): Update.
7870 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7871 (m32c_rtx_costs): Update.
7872 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7873 (spu_rtx_costs): Update.
7874 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7875 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7876 * config/i386/i386.c (:ix86_address_cost): Update.
7877 (ix86_rtx_costs): Update.
7878 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7879 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7880 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7881 * config/crx/crx.c (crx_address_cost): Update.
7882 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7883 * config/stormy16/stormy16.c
7884 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7885 * config/m68hc11/m68hc11.c
7886 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7887 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7888 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7890 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7892 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7893 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7894 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7895 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7896 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7897 (mcore_rtx_costs): update.
7898 * config/score/score3.c (score3_rtx_costs): Update.
7899 * config/score/score7.c (score7_rtx_costs): Update.
7900 * config/score/score3.h (score3_rtx_costs):Update.
7901 * config/score/score7.h (score7_rtx_costs): Update.
7902 * config/score/score.c (score_rtx_costs): Update.
7903 * config/arm/arm.c (arm_address_cost): Update.
7904 (arm_rtx_costs_1): Update.
7905 (arm_rtx_costs_1): Update.
7906 (arm_size_rtx_costs): Update.
7907 (arm_size_rtx_costs): Update.
7908 (arm_size_rtx_costs): Update.
7909 (arm_xscale_rtx_costs): Update.
7910 (arm_thumb_address_cost): Update.
7911 * config/pa/pa.c (hppa_address_cost): Update.
7912 * config/mips/mips.c (mips_rtx_costs): Update.
7913 * config/vax/vax.c (vax_address_cost): Update.
7914 * config/h8300/h8300.c (h8300_shift_costs): Update.
7915 (h8300_rtx_costs): Update.
7916 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7917 (v850_rtx_costs): Update.
7918 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7919 * config/bfin/bfin.c
7920 (bfin_address_cost): Update.
7921 (bfin_rtx_costs): Update.
7922 * stmt.c (lshift_cheap_p): Update.
7924 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7927 * expmed.c (extract_bit_field_1): Check the mode size to make
7928 sure the vector modes have the same size.
7930 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7932 * dojump.c (top level): Include basic-block.h to declare
7933 optimize_insn_for_speed_p
7935 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7937 * opts.h (CL_SAVE): New option class for marking options that are
7938 target specific options usable in the target attribute.
7939 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7941 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7942 can easily find the target specific options that are safe to use
7943 in the attribute or pragma.
7945 * attribs.c (decl_attributes): Change #pragma GCC option to
7946 #pragma GCC target, and attribute((option(...))) to
7947 attribute((target(...))).
7949 * doc/extend.texi (target attribute): Change from option
7950 attribute. Delete push/pop/reset.
7951 (#pragma GCC target): Change from #pragma GCC option. Delete
7953 (#pragma GCC push_options): Document new pragma.
7954 (#pragma GCC pop_options): Document new pragma.
7955 (#pragma GCC reset_options): Document new pragma.
7957 * targhooks.c (default_target_option_valid_attribute_p): Add
7958 warning about port not supporting target attributes.
7959 (default_target_option_pragma_parse): New function, warn about
7960 #pragma GCC target not being supported.
7962 * targhooks.h (default_target_option_pragma_parse): Add
7965 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7966 TI_CURRENT_OPTION_PRAGMA.
7967 (current_target_pragma): Rename from current_option_pragma.
7969 * target.h (struct target_option): Delete booleans for changing
7970 the optimization level on hot/cold functions. Change signature of
7971 pragma_parse hook to take a second tree.
7973 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7975 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7976 that the declaration is done at global scope.
7978 * langhooks.c (add_builtin_function_common): Move most of the code
7979 from add_builtin_function here, calling the hook passed in.
7980 (add_builtin_function): Call add_builtin_function_common with
7981 standard builtin hook.
7982 (add_builtin_function_ext_scope): New function to add builtins to
7985 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7987 (add_builtin_function_ext_scope): Add declaration.
7989 * c-pragma.c (handle_pragma_target): Rename from
7990 handle_pragma_option, #pragma GCC option is now #pragma GCC
7991 target. Move warning about port not supporting target options to
7992 default pragma parse hook. Remove push/pop/reset from this
7994 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7995 (option_stack): Delete static variable.
7996 (optimize_stack): Ditto.
7997 (optons_stack): New stack of saved target and optimization
7999 (handle_pragma_push_options): New function to handle pushing both
8000 target and optimization options.
8001 (handle_pragma_pop_options): New function to handle popping both
8002 target and optimization options.
8003 (handle_pragma_reset_options): New function to handle resetting
8004 both target and optimization options to their initial state.
8005 (init_pragma): Rename handle_pragma_option to
8006 handle_pragma_target. Add support for push_options, pop_options,
8007 and reset_options pragmas.
8009 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8010 default_target_option_pragma_parse.
8011 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8012 default_target_option_valid_attribute_p.
8013 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8014 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8015 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8016 optimization level on hot/cold functions.
8018 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8019 if the caller and callee have different optimization levels.
8021 * c-common.c (handle_target_attribute): Rename from
8022 handle_option_attribute, attribute((option(...))) is now
8023 attribute((target(...))). Move warning if the port does not
8024 support target attributes to the default hook.
8025 (handle_hot_attribute): Delete code to change the optimization
8026 level of hot functions.
8027 (handle_cold_attribute): Ditto.
8029 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8030 argument that is the binary tree options to use if there are no
8031 arguments. Call ix86_valid_target_attribute_tree instead of
8032 ix86_valid_option_attribute_tree.
8033 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8034 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8035 ix86_pragma_option_parse.
8037 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8038 Rename from ix86_valid_option_attribute_tree.
8040 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8041 new builtins when the ISA changes.
8042 (ix86_valid_target_attribute_tree): Rename from
8043 ix86_valid_option_attribute_tree. Change callers. If the
8044 function specified optimization options, use those as the starting
8045 point before setting up the target attributes. If the
8046 optimization options were changed in the course of setting the
8047 target attributes, record the new optimization options.
8048 (ix86_valid_target_attribute_tree_inner_p): Rename from
8049 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8050 ix86_add_new_builtins if the ISA changed.
8051 (ix86_valid_target_attribute_p): Rename from
8052 ix86_valid_option_attribute_p. Change callers.
8053 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8054 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8055 as delayed builtin functions.
8056 (struct builtin_isa): New structure to record builtin functions
8057 that should be delayed until the ISA for that function is used.
8058 (ix86_builtins_isa): Change from int to struct to track builtin
8059 functions we want to declare at some point.
8060 (def_builtin): If the front end can delay defining the builtin
8061 functions, don't create builtins for ISAs not part of the default
8063 (def_builtin_const): Ditto.
8064 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8065 __builtin_ia32_pcmov_v2di to be different builtin functions.
8066 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8067 a structure instead of an int.
8068 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8069 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8070 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8071 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8073 * config/ia64/ia64.h
8074 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8075 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8077 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8078 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8079 (LANG_HOOKS_INITIALIZER): Add
8080 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8082 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8085 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8086 the reload address with the index register for SFmode
8087 access with a displacement.
8089 2008-08-30 Jan Hubicka <jh@suse.cz>
8091 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8092 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8093 * dojump.c (do_jump): Likewise.
8094 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8095 (note-if_info): Add BRANCH_COST.
8096 (noce_try_store_flag_constants, noce_try_addcc,
8097 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8098 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8099 find_if_case_2): Use computed branch cost.
8100 * expr.h (BRANCH_COST): Update default.
8101 * predict.c (predictable_edge_p): New function.
8102 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8103 Update BRANCH_COST call.
8104 * basic-block.h (predictable_edge_p): Declare.
8105 * config/alpha/alpha.h (BRANCH_COST): Update.
8106 * config/frv/frv.h (BRANCH_COST): Update.
8107 * config/s390/s390.h (BRANCH_COST): Update.
8108 * config/spu/spu.h (BRANCH_COST): Update.
8109 * config/sparc/sparc.h (BRANCH_COST): Update.
8110 * config/m32r/m32r.h (BRANCH_COST): Update.
8111 * config/i386/i386.h (BRANCH_COST): Update.
8112 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8114 * config/sh/sh.h (BRANCH_COST): Update.
8115 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8116 * config/avr/avr.h (BRANCH_COST): Update.
8117 * config/crx/crx.h (BRANCH_COST): Update.
8118 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8119 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8120 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8121 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8122 * config/ia64/ia64.h (BRANCH_COST): Update.
8123 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8124 * config/arc/arc.h (BRANCH_COST): Update.
8125 * config/score/score.h (BRANCH_COST): Update.
8126 * config/arm/arm.h (BRANCH_COST): Update.
8127 * config/pa/pa.h (BRANCH_COST): Update.
8128 * config/mips/mips.h (BRANCH_COST): Update.
8129 * config/vax/vax.h (BRANCH_COST): Update.
8130 * config/h8300/h8300.h (BRANCH_COST): Update.
8131 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8132 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8133 * doc/tm.texi (BRANCH_COST): Update.
8135 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8138 * config/arm/arm.c (arm_optimization_options): Set
8139 flag_section_anchors to 2 instead of 1 to distinguish it from
8140 -fsection-anchors given explicitely on the command line.
8142 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8144 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8145 final insn of a split.
8147 2008-08-30 Jan Hubicka <jh@suse.cz>
8149 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8150 optimized for speed.
8151 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8152 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8153 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8154 flag_gcse_after_reload_set): New static vars.
8155 (common_handle_option): Enable those flags for profile-use.
8156 (decode_options): Remove optimize_size flags that are handled
8157 on higher granuality.
8158 * tree-vectorizer.c (vectorize_loops): Use
8159 optimize_loop_nest_for_speed_p.
8160 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8161 * tree-predcom.c (tree_predictive_commoning): Use
8162 optimize_loop_for_speed_p.
8163 * varasm.c (assemble_start_function): Use
8164 optimize_function_for_speed_p.
8165 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8166 * predict.c (optimize_loop_for_speed_p): Fix walk.
8168 2008-08-30 Jan Hubicka <jh@suse.cz>
8170 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8172 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8173 profile presence locally.
8175 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8178 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8179 versions before 4.0.
8181 2008-08-29 Jan Hubicka <jh@suse.cz>
8183 * tree-inline.c (insert_init_stmt): Insert sequence even when
8186 2008-08-29 Jeff Law <law@redhat.com>
8188 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8189 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8190 location and class is an FP register.
8192 2008-08-29 Jan Hubicka <jh@suse.cz>
8194 * see.c (see_merge_one_def_extension): Silence used uninitialized
8196 * matrix-reorg.c (check_allocation_function): Likewise.
8197 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8199 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8202 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8203 compute new & and | in type rather than TREE_TYPE (arg0).
8205 * dwarf2out.c (fortran_common): Update comment.
8206 (gen_variable_die): Swap com_die and var_die variables in Fortran
8207 COMMON block handling code.
8209 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8211 * dwarf2out.c (gen_const_die): New function.
8212 (size_of_die, value_format, output_die): Output larger
8213 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8214 (native_encode_initializer): New function.
8215 (tree_add_const_value_attribute): Call it.
8216 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8218 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8219 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8220 TREE_THIS_VOLATILE to add_type_attribute.
8222 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8224 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8227 * dwarf2out.c (loc_by_reference): New function.
8228 (add_location_or_const_value_attribute): Use it.
8231 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8232 as DW_TAG_variable children of DW_TAG_common_block rather than
8233 DW_TAG_member children. Put DW_AT_external to individual
8234 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8236 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8237 loc_descriptor_from_tree_1.
8241 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8242 arguments to imported_module_or_decl.
8243 (debug_nothing_tree_tree): Removed.
8244 (debug_nothing_tree_tree_tree_bool): New prototype.
8245 * debug.c (do_nothing_debug_hooks): Adjust.
8246 (debug_nothing_tree_tree): Removed.
8247 (debug_nothing_tree_tree_tree_bool): New function.
8248 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8249 (gen_variable_die): Put all common vars for the
8250 same COMMON block under one DW_TAG_common_block.
8251 (declare_in_namespace): Return new context_die, for Fortran
8252 return the module DIE instead of adding extra declarations into
8254 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8255 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8256 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8258 (dwarf2out_global_decl): Don't skip Fortran global vars.
8259 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8260 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8261 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8262 DW_TAG_imported_declaration as child of previous
8263 DW_TAG_imported_module.
8264 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8265 * sdbout.c (sdb_debug_hooks): Likewise.
8266 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8268 2008-08-29 Jan Hubicka <jh@suse.cz>
8270 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8272 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8273 * ipa-cp.c (n_cloning_candidates): New static variable.
8274 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8275 (ipcp_print_all_lattices): Improve debug output.
8276 (ipcp_cloning_candidate_p): New function.
8277 (ipcp_initialize_node_lattices): Use it.
8278 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8279 (ipcp_propagate_stage): Prettier debug output.
8280 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8281 (ipcp_print_all_structures): Remove.
8282 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8283 (ipcp_insert_stage): Prettier debug output; call
8284 cgraph_remove_unreachable_nodes before propagating.
8285 (pass_ipa_cp): Schedule function removal pass.
8286 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8288 (cgraph_maybe_hot_edge_p): Move to ...
8289 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8290 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8291 (common_handle_option): Set them; enable ipa-cp when profiling.
8292 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8293 (ipa_print_all_jump_functions): Likewise.
8294 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8295 (ipa_print_node_params, ipa_print_all_params): New.
8296 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8297 ipa_print_all_param_flags): Remove.
8298 (ipa_print_node_params, ipa_print_all_params): New.
8300 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8302 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8303 change from 2008-04-03.
8304 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8306 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8309 * ira-color.c (push_allocnos_to_stack): Truncate
8310 removed_splay_allocno_vec.
8312 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8315 * ira-color (ira_fast_allocation): Don't assign hard registers to
8318 2008-08-29 Jan Hubicka <jh@suse.cz>
8321 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8322 for cold internal loops.
8324 2008-08-29 Richard Guenther <rguenther@suse.de>
8326 * tree-ssa-structalias.c (create_variable_info_for): Do not
8327 create fields for heap vars or vars with a noalias state.
8328 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8331 2008-08-29 Richard Guenther <rguenther@suse.de>
8333 * common.opt (ftree-store-ccp): Mark as preserved for
8334 backward compatibility.
8335 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8336 * tree-pass.h (pass_store_ccp): Remove.
8337 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8338 (first_vdef): Remove declaration.
8339 (get_value_loaded_by): Likewise.
8340 * tree-ssa-ccp.c (do_store_ccp): Remove.
8341 (get_default_value): Simplify as do_store_ccp is always false
8342 now. Do not initialize mem_ref.
8343 (set_value_varying): Likewise.
8344 (canonicalize_float_value): Likewise.
8345 (set_lattice_value): Likewise.
8346 (likely_value): Likewise.
8347 (surely_varying_stmt_p): Likewise.
8348 (ccp_initialize): Likewise.
8349 (ccp_lattice_meet): Likewise.
8350 (ccp_visit_phi_node): Likewise.
8351 (ccp_fold): Likewise.
8352 (evaluate_stmt): Likewise.
8353 (visit_assignment): Likewise.
8354 (ccp_visit_stmt): Likewise.
8355 (execute_ssa_ccp): Fold into ...
8356 (do_ssa_ccp): ... this.
8357 (do_ssa_store_ccp): Remove.
8358 (gate_store_ccp): Likewise.
8359 (pass_store_ccp): Likewise.
8360 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8362 * tree-ssa-propagate.c (first_vdef): Remove.
8363 (get_value_loaded_by): Likewise.
8364 (replace_vuses_in): Likewise.
8365 (substitute_and_fold): Do not call replace_vuses_in.
8366 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8368 2008-08-29 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8372 PARAM_NOALIAS tags with is_heapvar.
8373 * tree-ssa-operands.c (access_can_touch_variable): Offset
8374 based tests do not apply for heapvars. Fix offset test.
8376 2008-08-29 Jan Hubicka <jh@suse.cz>
8378 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8379 (-fipa-cp-clone): Enabled by default at -O3.
8380 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8381 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8383 2008-08-29 Jan Hubicka <jh@suse.cz>
8385 * tree.c (build_function_type_skip_args,
8386 build_function_decl_skip_args): New functions.
8387 * tree.h (build_function_type_skip_args,
8388 build_function_decl_skip_args): Declare.
8389 * gimple.c (giple_copy_call_skip_args): New function.
8390 (giple_copy_call_skip_args): Declare.
8392 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8393 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8394 (ipcp_node_modifiable_p): ... this one; use
8395 tree_versionable_function_p.
8396 (ipcp_create_replace_map): Improve debug output.
8397 (ipcp_need_redirect_p): Return false when not clonning.
8398 (ipcp_update_callgraph): Skip args.
8399 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8401 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8402 (save_inline_function_body): Update call of tree_function_versioning.
8403 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8404 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8406 (tree_function_versioning): Likewise.
8407 * tree-inline.h (tree_function_versioning): Update prototype.
8409 2008-08-29 Jan Hubicka <jh@suse.cz>
8411 * loop-unswitch.c (unswitch_single_loop): Use
8412 optimize_loop_for_speed_p.
8413 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8414 Use optimize_function_for_size_p.
8415 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8416 * postreload-gcse.c (eliminate_partially_redundant_load):
8417 Use optimize_bb_for_size_p.
8418 * value-prof.c (gimple_divmod_fixed_value_transform,
8419 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8420 gimple_stringops_transform): Use optimize_bb_for_size_p.
8421 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8422 * final.c (compute_alignments): Use optimize_function_for_size_p.
8423 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8424 (fold_builtin_strcpy, fold_builtin_fputs): Use
8425 optimize_function_for_size_p.
8426 * fold-const.c (tree_swap_operands_p): Use
8427 optimize_function_for_size_p.
8428 * recog.c (relax_delay_slots): Likewise.
8429 * tree-ssa-math-opts.c (replace_reciprocal):
8430 Use optimize_bb_for_speed_p.
8431 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8432 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8433 optimize_function_for_size_p.
8434 (cgraph_decide_inlining_of_small_function): Use
8435 optimize_function_for_size_p.
8436 * global.c (find_reg): Use optimize_function_for_size_p.
8437 * opts.c (decode_options): Do not clear flag_tree_ch,
8438 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8439 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8440 work it out from profile.
8441 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8442 optimize_loop_for_speed_p.
8443 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8445 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8446 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8447 * tree-eh.c (decide_copy_try_finally): Use
8448 optimize_function_for_size_p.
8449 * local-alloc.c (block_alloc): Pass BB pointer.
8450 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8451 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8452 * loop-unroll.c (decide_unrolling_and_peeling):
8453 Use optimize_loop_for_size_p.
8454 (decide_peel_completely): Likewise.
8455 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8456 optimize_loop_for_size_p.
8457 (vect_enhance_data_refs_alignment): Likewise.
8458 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8459 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8461 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8462 (try_crossjump_bb): Use optimize_bb_for_size_p.
8463 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8464 optimize_loop_for_speed_p.
8465 * bb-reorder.c (find_traces_1_round): Likewise.
8466 (copy_bb): Use optimize_bb_for_speed_p.
8467 (duplicate_computed_gotos): Likewise.
8468 * basic-block.h (optimize_loop_nest_for_size_p,
8469 optimize_loop_nest_for_speed_p): New.
8470 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8472 2008-08-29 Tristan Gingold <gingold@adacore.com>
8474 * gcov.c (main): Call expandargv.
8476 2008-08-29 Jan Hubicka <jh@suse.cz>
8478 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8480 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8482 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8483 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8485 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8487 2008-08-29 Jan Hubicka <jh@suse.cz>
8489 * tree-pass.h (pass_strip_predict_hints): Declare.
8490 * predict.c (strip_builtin_expect): Rename to ...
8491 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8492 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8493 (tree_estimate_probability): Do not strip builtin_expect.
8494 (pass_strip_predict_hints): New pass.
8495 * tree-inline.c (expand_call_inline): When inlining cold function,
8496 predict it as unlikely.
8497 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8499 2008-08-29 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/37207
8502 * tree-vrp.c (extract_range_from_binary_expr): Also try
8503 to constant fold if only one of the operands is a constant.
8505 2008-08-29 Nick Clifton <nickc@redhat.com>
8507 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8508 the same way as SYMBOL_REFs.
8510 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8512 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8514 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8516 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8517 * config/mips/mips.md (branch_likely): Remove const. Fix
8519 (define_delay for type "branch"): Change to only apply for branch
8520 with likely variant.
8521 (define_delay for type "branch" and "branch_likely" no). New delay
8523 (equality_op): New code iterator.
8524 (bbv, bbinv): New code attributes.
8525 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8528 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8529 Andrew Pinski <pinskia@gcc.gnu.org>
8532 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8534 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8536 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8537 rule that a symbolic constant must be defined and >= 0 for the
8538 corresponding facility to be present at compile-time.
8539 * gthr-posix.c: Likewise.
8541 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8543 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8544 * config/mips/mips.md (D): New mode attribute.
8545 (mulsi3, muldi3): Merge it into ...
8546 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8547 (muldi3_mul3): New pattern.
8548 (mulsi3_mult3): Rename to mulsi3_mul3.
8550 2008-08-28 Jan Hubicka <jh@suse.cz>
8552 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8554 * predict.c (always_optimize_for_size_p): Rename to ...
8555 (optimize_function_for_size): ... this one; make extern.
8556 (optimize_function_for_speed_p): New.
8557 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8558 optimize_edge_for_size_p,optimize_edge_for_size_p,
8559 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8560 * basic-block.h (optimize_function_for_size_p,
8561 optimize_function_for_speed_p): Declare.
8562 * i386.md (optimize_size checks): Replace them by appropriate
8564 (standard_80387_constant_p, ix86_compute_frame_layout,
8565 ix86_expand_epilogue, ix86_decompose_address,
8566 print_operand, emit_i387_cw_initialization,
8567 inline_memory_move_cost, ix86_pad_returns,
8568 ix86_reorg): Replace optimize_size checks.
8570 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8572 * rtl.h (simplify_subreg_regno): Declare.
8573 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8574 * simplify-rtx.c (simplify_subreg): ...here.
8575 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8576 subreg_offset_representable_p.
8578 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8581 * c-typeck.c (convert_for_assignment): Give a note describing what
8582 was passed and what was expected.
8584 2008-08-28 Joey Ye <joey.ye@intel.com>
8586 * doc/extend.texi: Document AVX built-in functions.
8587 * doc/invoke.texi: Document -mavx.
8589 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8590 Joey Ye <joey.ye@intel.com>
8591 Xuepeng Guo <xuepeng.guo@intel.com>
8593 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8595 * config/i386/cpuid.h (bit_FMA): New.
8596 (bit_XSAVE): Likewise.
8597 (bit_OSXSAVE): Likewise.
8598 (bit_AVX): Likewise.
8600 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8601 define. Use ASM_OUTPUT_AVX_PREFIX.
8603 * config/i386/gmmintrin.h: New.
8605 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8606 (OPTION_MASK_ISA_AVX_SET): New.
8607 (OPTION_MASK_ISA_FMA_SET): Likewise.
8608 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8609 (OPTION_MASK_ISA_FMA_SET): Likewise.
8610 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8611 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8612 (pta_flags): Add PTA_AVX and PTA_FMA.
8613 (override_options): Handle PTA_AVX and PTA_FMA.
8614 (init_cumulative_args): Handle warn_avx.
8615 (classify_argument): Return 0 for COImode and OImode. Return
8616 1 and X86_64_AVX_CLASS for 256bit vector types.
8617 (examine_argument): Handle X86_64_AVX_CLASS.
8618 (construct_container): Likewise.
8619 (function_arg_advance_32): Pass OImode and 256bit vector types
8621 (function_arg_advance_64): Take a new argument to indicate if a
8622 parameter is named. Handle 256bit vector types. Return
8623 immediately for unnamed 256bit vector mode parameters.
8624 (function_arg_advance): Updated.
8625 (function_arg_32): Add comments for TImode. Handle OImode
8626 and 256bit vector types.
8627 (function_arg_64): Take a new argument to indicate if a
8628 parameter is named. Handle 256bit vector types. Return NULL
8629 for unnamed 256bit vector mode parameters.
8630 (function_arg): Updated.
8631 (setup_incoming_varargs_64): Support
8632 AVX encoding for *sse_prologue_save_insn.
8633 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8634 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8635 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8636 enabled, otherwise return -3.
8637 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8639 (print_reg): Support AVX registers. Handle 'x' and 't'.
8640 Handle 'd' to duplicate the operand.
8641 (print_operand): Likewise. Also support AVX vector compare
8643 (output_387_binary_op): Support AVX.
8644 (output_fp_compare): Likewise.
8645 (ix86_expand_vector_move_misalign): Likewise.
8646 (ix86_attr_length_vex_default): New.
8647 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8648 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8649 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8650 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8651 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8652 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8653 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8654 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8655 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8656 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8657 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8658 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8659 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8660 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8661 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8662 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8663 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8664 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8665 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8666 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8667 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8668 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8669 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8670 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8671 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8672 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8673 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8674 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8675 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8676 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8677 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8678 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8679 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8680 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8681 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8682 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8683 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8684 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8685 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8686 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8687 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8688 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8689 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8690 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8691 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8692 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8693 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8694 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8695 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8696 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8697 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8698 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8699 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8700 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8701 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8702 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8703 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8704 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8705 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8706 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8707 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8708 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8709 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8710 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8711 and IX86_BUILTIN_MOVMSKPS256,
8712 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8713 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8714 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8715 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8716 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8717 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8718 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8719 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8720 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8721 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8722 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8723 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8724 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8725 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8726 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8727 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8728 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8729 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8730 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8731 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8732 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8733 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8734 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8735 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8736 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8737 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8738 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8739 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8740 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8741 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8742 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8743 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8744 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8745 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8746 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8747 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8748 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8749 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8750 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8751 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8752 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8753 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8754 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8755 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8756 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8757 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8758 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8759 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8760 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8761 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8762 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8763 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8764 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8765 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8766 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8767 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8768 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8769 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8771 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8772 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8773 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8774 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8775 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8776 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8777 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8778 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8779 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8780 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8781 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8782 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8783 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8784 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8785 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8786 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8787 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8788 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8789 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8790 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8791 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8792 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8793 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8794 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8795 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8796 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8797 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8798 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8799 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8800 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8801 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8802 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8803 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8804 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8805 IX86_BUILTIN_MOVMSKPS256.
8806 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8807 (ix86_expand_args_builtin): Likewise.
8808 (ix86_expand_special_args_builtin): Likewise.
8809 (ix86_hard_regno_mode_ok): Handle AVX modes.
8810 (ix86_expand_vector_init_duplicate): Likewise.
8811 (ix86_expand_vector_init_one_nonzero): Likewise.
8812 (ix86_expand_vector_init_one_var): Likewise.
8813 (ix86_expand_vector_init_concat): Likewise.
8814 (ix86_expand_vector_init_general): Likewise.
8815 (ix86_expand_vector_set): Likewise.
8816 (ix86_vector_mode_supported_p): Likewise.
8817 (x86_extended_reg_mentioned_p): Check INSN_P before using
8820 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8821 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8823 * config/i386/i386.h (TARGET_AVX): New.
8824 (TARGET_FMA): Likewise.
8825 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8826 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8827 (VALID_AVX256_REG_MODE): New.
8828 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8829 (AVX_FLOAT_MODE_P): Likewise.
8830 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8831 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8832 (AVX_VEC_FLOAT_MODE_P): Likewise.
8833 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8834 (ASM_OUTPUT_OPCODE): Likewise.
8835 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8837 (SSE_REG_MODE_P): Allow 256bit vector modes.
8838 (ix86_args): Add a warn_avx field.
8840 * config/i386/i386.md (UNSPEC_PCMP): New.
8841 (UNSPEC_VPERMIL): Likewise.
8842 (UNSPEC_VPERMIL2): Likewise.
8843 (UNSPEC_VPERMIL2F128): Likewise.
8844 (UNSPEC_MASKLOAD): Likewise.
8845 (UNSPEC_MASKSTORE): Likewise.
8846 (UNSPEC_CAST): Likewise.
8847 (UNSPEC_VTESTP): Likewise.
8848 (UNSPECV_VZEROALL): Likewise.
8849 (UNSPECV_VZEROUPPER): Likewise.
8850 (XMM0_REG): Likewise.
8851 (XMM1_REG): Likewise.
8852 (XMM2_REG): Likewise.
8853 (XMM3_REG): Likewise.
8854 (XMM4_REG): Likewise.
8855 (XMM5_REG): Likewise.
8856 (XMM6_REG): Likewise.
8857 (XMM8_REG): Likewise.
8858 (XMM9_REG): Likewise.
8859 (XMM10_REG): Likewise.
8860 (XMM11_REG): Likewise.
8861 (XMM12_REG): Likewise.
8862 (XMM13_REG): Likewise.
8863 (XMM14_REG): Likewise.
8864 (XMM15_REG): Likewise.
8866 (prefix_vex_imm8): Likewise.
8867 (prefix_vex_w): Likewise.
8868 (length_vex): Likewise.
8871 (*avx_ashlti3): Likewise.
8872 (*avx_lshrti3): Likewise.
8873 (*avx_setcc<mode>): Likewise.
8874 (*fop_<mode>_comm_mixed_avx): Likewise.
8875 (*fop_<mode>_comm_avx): Likewise.
8876 (*fop_<mode>_1_mixed_avx): Likewise.
8877 (*fop_<mode>_1_avx): Likewise.
8878 (*avx_<code><mode>3): Likewise.
8879 (*avx_ieee_smin<mode>3): Likewise.
8880 (*avx_ieee_smax<mode>3): Likewise.
8881 (mode): Add OI, V8SF and V4DF.
8882 (length): Support VEX prefix.
8883 (*cmpfp_i_mixed): Set prefix attribute.
8884 (*cmpfp_i_sse): Likewise.
8885 (*cmpfp_iu_mixed): Likewise.
8886 (*cmpfp_iu_sse): Likewise.
8887 (*movsi_1): Support AVX.
8888 (*movdi_2): Likewise.
8889 (*movdi_1_rex64): Likewise.
8890 (*movti_internal): Likewise.
8891 (*movti_rex64): Likewise.
8892 (*movsf_1): Likewise.
8893 (*movdf_nointeger): Likewise.
8894 (*movdf_integer_rex64): Likewise.
8895 (*movtf_internal): Likewise.
8896 (zero_extendsidi2_32): Likewise.
8897 (zero_extendsidi2_rex64): Likewise.
8898 (*extendsfdf2_mixed): Likewise.
8899 (*extendsfdf2_sse): Likewise.
8900 (*truncdfsf_fast_mixed): Likewise.
8901 (*truncdfsf_fast_sse): Likewise.
8902 (*truncdfsf_mixed): Likewise.
8903 (fix_trunc<mode>di_sse): Likewise.
8904 (fix_trunc<mode>si_sse): Likewise.
8905 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8906 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8907 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8908 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8909 (*rcpsf2_sse): Likewise.
8910 (*rsqrtsf2_sse): Likewise.
8911 (*sqrt<mode>2_sse): Likewise.
8912 (sse4_1_round<mode>2): Likewise.
8913 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8914 Support AVX. Set length attribute properly for AVX.
8916 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8917 (VECTOR_MODES (FLOAT, 32)): Likewise.
8918 (VECTOR_MODE (INT, DI, 8)): Likewise.
8919 (VECTOR_MODE (INT, HI, 32)): Likewise.
8920 (VECTOR_MODE (INT, QI, 64)): Likewise.
8921 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8922 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8923 (VECTOR_MODE (INT, DI, 4)): Removed.
8924 (VECTOR_MODE (INT, SI, 8)): Likewise.
8925 (VECTOR_MODE (INT, HI, 16)): Likewise.
8926 (VECTOR_MODE (INT, QI, 32)): Likewise.
8927 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8928 (INT_MODE (OI, 32)): Likewise.
8930 * config/i386/i386.opt (mavx): New.
8933 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8935 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8936 (*mov<mode>_internal_avx): New.
8937 (*movv2sf_internal_rex64_avx): Likewise.
8938 (*movv2sf_internal_avx): Likewise.
8940 * config/i386/predicates.md (const_4_to_5_operand): New.
8941 (const_6_to_7_operand): Likewise.
8942 (const_8_to_11_operand): Likewise.
8943 (const_12_to_15_operand): Likewise.
8944 (avx_comparison_float_operator): Likewise.
8946 * config/i386/sse.md (AVX256MODEI): New.
8947 (AVX256MODE): Likewise.
8948 (AVXMODEQI): Likewise.
8949 (AVXMODE): Likewise.
8950 (AVX256MODEF2P): Likewise.
8951 (AVX256MODE2P): Likewise.
8952 (AVX256MODE4P): Likewise.
8953 (AVX256MODE8P): Likewise.
8954 (AVXMODEF2P): Likewise.
8955 (AVXMODEF4P): Likewise.
8956 (AVXMODEDCVTDQ2PS): Likewise.
8957 (AVXMODEDCVTPS2DQ): Likewise.
8958 (avxvecmode): Likewise.
8959 (avxvecpsmode): Likewise.
8960 (avxhalfvecmode): Likewise.
8961 (avxscalarmode): Likewise.
8962 (avxcvtvecmode): Likewise.
8963 (avxpermvecmode): Likewise.
8964 (avxmodesuffixf2c): Likewise.
8965 (avxmodesuffixp): Likewise.
8966 (avxmodesuffixs): Likewise.
8967 (avxmodesuffix): Likewise.
8968 (vpermilbits): Likewise.
8969 (pinsrbits): Likewise.
8970 (mov<mode>): Likewise.
8971 (*mov<mode>_internal): Likewise.
8972 (push<mode>1): Likewise.
8973 (movmisalign<mode>): Likewise.
8974 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8975 (avx_movdqu<avxmodesuffix>): Likewise.
8976 (avx_lddqu<avxmodesuffix>): Likewise.
8977 (<plusminus_insn><mode>3): Likewise.
8978 (*avx_<plusminus_insn><mode>3): Likewise.
8979 (*avx_vm<plusminus_insn><mode>3): Likewise.
8980 (mul<mode>3): Likewise.
8981 (*avx_mul<mode>3): Likewise.
8982 (*avx_vmmul<mode>3): Likewise.
8983 (divv8sf3): Likewise.
8984 (divv4df3): Likewise.
8985 (avx_div<mode>3): Likewise.
8986 (*avx_div<mode>3): Likewise.
8987 (*avx_vmdiv<mode>3): Likewise.
8988 (avx_rcpv8sf2): Likewise.
8989 (*avx_vmrcpv4sf2): Likewise.
8990 (sqrtv8sf2): Likewise.
8991 (avx_sqrtv8sf2): Likewise.
8992 (*avx_vmsqrt<mode>2): Likewise.
8993 (rsqrtv8sf2): Likewise.
8994 (avx_rsqrtv8sf2): Likewise.
8995 (*avx_vmrsqrtv4sf2): Likewise.
8996 (<code><mode>3): Likewise.
8997 (*avx_<code><mode>3_finite): Likewise.
8998 (*avx_<code><mode>3): Likewise.
8999 (*avx_vm<code><mode>3): Likewise.
9000 (*avx_ieee_smin<mode>3): Likewise.
9001 (*avx_ieee_smax<mode>3): Likewise.
9002 (avx_addsubv8sf3): Likewise.
9003 (avx_addsubv4df3): Likewise.
9004 (*avx_addsubv4sf3): Likewise.
9005 (*avx_addsubv2df3): Likewise.
9006 (avx_h<plusminus_insn>v4df3): Likewise.
9007 (avx_h<plusminus_insn>v8sf3): Likewise.
9008 (*avx_h<plusminus_insn>v4sf3): Likewise.
9009 (*avx_h<plusminus_insn>v2df3): Likewise.
9010 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9011 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9012 (*avx_maskcmp<mode>3): Likewise.
9013 (avx_nand<mode>3): Likewise.
9014 (*avx_<code><mode>3): Likewise.
9015 (*avx_nand<mode>3): Likewise.
9016 (*avx_<code><mode>3): Likewise.
9017 (*avx_cvtsi2ss): Likewise.
9018 (*avx_cvtsi2ssq): Likewise.
9019 (*avx_cvtsi2sd): Likewise.
9020 (*avx_cvtsi2sdq): Likewise.
9021 (*avx_cvtsd2ss): Likewise.
9022 (avx_cvtss2sd): Likewise.
9023 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9024 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9025 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9026 (*avx_cvtsi2sd): Likewise.
9027 (*avx_cvtsi2sdq): Likewise.
9028 (avx_cvtdq2pd256): Likewise.
9029 (avx_cvtpd2dq256): Likewise.
9030 (avx_cvttpd2dq256): Likewise.
9031 (*avx_cvtsd2ss): Likewise.
9032 (*avx_cvtss2sd): Likewise.
9033 (avx_cvtpd2ps256): Likewise.
9034 (avx_cvtps2pd256): Likewise.
9035 (*avx_movhlps): Likewise.
9036 (*avx_movlhps): Likewise.
9037 (avx_unpckhps256): Likewise.
9038 (*avx_unpckhps): Likewise.
9039 (avx_unpcklps256): Likewise.
9040 (*avx_unpcklps): Likewise.
9041 (avx_movshdup256): Likewise.
9042 (avx_movsldup256): Likewise.
9043 (avx_shufps256): Likewise.
9044 (avx_shufps256_1): Likewise.
9045 (*avx_shufps_<mode>): Likewise.
9046 (*avx_loadhps): Likewise.
9047 (*avx_storelps): Likewise.
9048 (*avx_loadlps): Likewise.
9049 (*avx_movss): Likewise.
9050 (*vec_dupv4sf_avx): Likewise.
9051 (*vec_concatv2sf_avx): Likewise.
9052 (*vec_concatv4sf_avx): Likewise.
9053 (*vec_setv4sf_0_avx): Likewise.
9054 (*vec_setv4sf_avx): Likewise.
9055 (*avx_insertps): Likewise.
9056 (avx_vextractf128<mode>): Likewise.
9057 (vec_extract_lo_<mode>): Likewise.
9058 (vec_extract_hi_<mode>): Likewise.
9059 (vec_extract_lo_<mode>): Likewise.
9060 (vec_extract_hi_<mode>): Likewise.
9061 (vec_extract_lo_v16hi): Likewise.
9062 (vec_extract_hi_v16hi): Likewise.
9063 (vec_extract_lo_v32qi): Likewise.
9064 (vec_extract_hi_v32qi): Likewise.
9065 (avx_unpckhpd256): Likewise.
9066 (*avx_unpckhpd): Likewise.
9067 (avx_movddup256): Likewise.
9068 (*avx_movddup): Likewise.
9069 (avx_unpcklpd256): Likewise.
9070 (*avx_unpcklpd): Likewise.
9071 (avx_shufpd256): Likewise.
9072 (avx_shufpd256_1): Likewise.
9073 (*avx_punpckhqdq): Likewise.
9074 (*avx_punpcklqdq): Likewise.
9075 (*avx_shufpd_<mode>): Likewise.
9076 (*avx_storehpd): Likewise.
9077 (*avx_loadhpd): Likewise.
9078 (*avx_loadlpd): Likewise.
9079 (*avx_movsd): Likewise.
9080 (*vec_concatv2df_avx): Likewise.
9081 (*avx_<plusminus_insn><mode>3): Likewise.
9082 (*avx_<plusminus_insn><mode>3): Likewise.
9083 (*avx_mulv8hi3): Likewise.
9084 (*avxv8hi3_highpart): Likewise.
9085 (*avx_umulv8hi3_highpart): Likewise.
9086 (*avx_umulv2siv2di3): Likewise.
9087 (*avx_mulv2siv2di3): Likewise.
9088 (*avx_pmaddwd): Likewise.
9089 (*avx_mulv4si3): Likewise.
9090 (*avx_ashr<mode>3): Likewise.
9091 (*avx_lshr<mode>3): Likewise.
9092 (*avx_ashl<mode>3): Likewise.
9093 (*avx_<code><mode>3): Likewise.
9094 (*avx_eq<mode>3): Likewise.
9095 (*avx_gt<mode>3): Likewise.
9096 (*avx_nand<mode>3): Likewise.
9097 (*avx_nand<mode>3): Likewise.
9098 (*avx_<code><mode>3): Likewise.
9099 (*avx_<code><mode>3): Likewise.
9100 (*avx_packsswb): Likewise.
9101 (*avx_packssdw): Likewise.
9102 (*avx_packuswb): Likewise.
9103 (*avx_punpckhbw): Likewise.
9104 (*avx_punpcklbw): Likewise.
9105 (*avx_punpckhwd): Likewise.
9106 (*avx_punpcklwd): Likewise.
9107 (*avx_punpckhdq): Likewise.
9108 (*avx_punpckldq): Likewise.
9109 (*avx_pinsr<avxmodesuffixs>): Likewise.
9110 (*avx_pinsrq): Likewise.
9111 (*avx_loadld): Likewise.
9112 (*vec_extractv2di_1_rex64_avx): Likewise.
9113 (*vec_extractv2di_1_avx): Likewise.
9114 (*vec_dupv2di_avx): Likewise.
9115 (*vec_concatv2si_avx): Likewise.
9116 (*vec_concatv4si_1_avx): Likewise.
9117 (*vec_concatv2di_avx): Likewise.
9118 (*vec_concatv2di_rex64_avx): Likewise.
9119 (*avx_uavgv16qi3): Likewise.
9120 (*avx_uavgv8hi3): Likewise.
9121 (*avx_psadbw): Likewise.
9122 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9123 (*avx_phaddwv8hi3): Likewise.
9124 (*avx_phadddv4si3): Likewise.
9125 (*avx_phaddswv8hi3): Likewise.
9126 (*avx_phsubwv8hi3): Likewise.
9127 (*avx_phsubdv4si3): Likewise.
9128 (*avx_phsubswv8hi3): Likewise.
9129 (*avx_pmaddubsw128): Likewise.
9130 (*avx_pmulhrswv8hi3): Likewise.
9131 (*avx_pshufbv16qi3): Likewise.
9132 (*avx_psign<mode>3): Likewise.
9133 (*avx_palignrti): Likewise.
9134 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9135 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9136 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9137 (*avx_mpsadbw): Likewise.
9138 (*avx_packusdw): Likewise.
9139 (*avx_pblendvb): Likewise.
9140 (*avx_pblendw): Likewise.
9141 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9142 (avx_ptest256): Likewise.
9143 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9144 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9145 (*avx_aesenc): Likewise.
9146 (*avx_aesenclast): Likewise.
9147 (*avx_aesdec): Likewise.
9148 (*avx_aesdeclast): Likewise.
9149 (avx_vzeroupper): Likewise.
9150 (avx_vzeroupper_rex64): Likewise.
9151 (avx_vpermil<mode>): Likewise.
9152 (avx_vpermilvar<mode>3): Likewise.
9153 (avx_vpermil2<mode>3): Likewise.
9154 (avx_vperm2f128<mode>3): Likewise.
9155 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9156 (avx_vbroadcastss256): Likewise.
9157 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9158 (avx_vinsertf128<mode>): Likewise.
9159 (vec_set_lo_<mode>): Likewise.
9160 (vec_set_hi_<mode>): Likewise.
9161 (vec_set_lo_<mode>): Likewise.
9162 (vec_set_hi_<mode>): Likewise.
9163 (vec_set_lo_v16hi): Likewise.
9164 (vec_set_hi_v16hi): Likewise.
9165 (vec_set_lo_v32qi): Likewise.
9166 (vec_set_hi_v32qi): Likewise.
9167 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9168 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9169 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9170 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9171 (vec_init<mode>): Likewise.
9172 (*vec_concat<mode>_avx): Likewise.
9173 (blendbits): Support V8SF and V4DF.
9174 (sse2_movq128): Support AVX.
9175 (<sse>_movnt<mode>): Likewise.
9176 (sse2_movntv2di): Likewise.
9177 (sse_rcpv4sf2): Likewise.
9178 (sse_sqrtv4sf2): Likewise.
9179 (sse_rsqrtv4sf2): Likewise.
9180 (<sse>_comi): Likewise.
9181 (<sse>_ucomi): Likewise.
9182 (sse_cvtss2si): Likewise.
9183 (sse_cvtss2si_2): Likewise.
9184 (sse_cvtss2siq): Likewise.
9185 (sse_cvtss2siq_2): Likewise.
9186 (sse_cvttss2si): Likewise.
9187 (sse_cvttss2siq): Likewise.
9188 (sse2_cvtsd2si): Likewise.
9189 (sse2_cvtsd2si_2): Likewise.
9190 (sse2_cvtsd2siq): Likewise.
9191 (sse2_cvtsd2siq_2): Likewise.
9192 (sse2_cvttsd2si): Likewise.
9193 (sse2_cvttsd2siq): Likewise.
9194 (sse2_cvtdq2pd): Likewise.
9195 (*sse2_cvtpd2dq): Likewise.
9196 (*sse2_cvttpd2dq): Likewise.
9197 (*sse2_cvtpd2ps): Likewise.
9198 (sse2_cvtps2pd): Likewise.
9199 (sse3_movshdup): Likewise.
9200 (sse3_movsldup): Likewise.
9201 (sse_storehps): Likewise.
9202 (*sse4_1_extractps): Likewise.
9203 (sse2_storelpd): Likewise.
9204 (vec_dupv2df_sse3): Likewise.
9205 (*vec_concatv2df_sse3): Likewise.
9206 (*sse4_1_pextrb): Likewise.
9207 (*sse4_1_pextrb_memory): Likewise.
9208 (*sse2_pextrw): Likewise.
9209 (*sse4_1_pextrw_memory): Likewise.
9210 (*sse4_1_pextrd): Likewise.
9211 (*sse4_1_pextrq): Likewise.
9212 (sse2_pshufd_1): Likewise.
9213 (sse2_pshuflw_1): Likewise.
9214 (sse2_pshufhw_1): Likewise.
9215 (*sse2_storeq_rex64): Likewise.
9216 (*vec_dupv4si): Likewise.
9217 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9218 (sse2_pmovmskb): Likewise.
9219 (*sse2_maskmovdqu): Likewise.
9220 (*sse2_maskmovdqu_rex64): Likewise.
9221 (sse_ldmxcsr): Likewise.
9222 (sse_stmxcsr): Likewise.
9223 (abs<mode>2): Likewise.
9224 (sse4_1_movntdqa): Likewise.
9225 (sse4_1_phminposuw): Likewise.
9226 (sse4_1_extendv8qiv8hi2): Likewise.
9227 (*sse4_1_extendv8qiv8hi2): Likewise.
9228 (sse4_1_extendv4qiv4si2): Likewise.
9229 (*sse4_1_extendv4qiv4si2): Likewise.
9230 (sse4_1_extendv2qiv2di2): Likewise.
9231 (*sse4_1_extendv2qiv2di2): Likewise.
9232 (sse4_1_extendv4hiv4si2): Likewise.
9233 (*sse4_1_extendv4hiv4si2): Likewise.
9234 (sse4_1_extendv2hiv2di2): Likewise.
9235 (*sse4_1_extendv2hiv2di2): Likewise.
9236 (sse4_1_extendv2siv2di2): Likewise.
9237 (*sse4_1_extendv2siv2di2): Likewise.
9238 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9239 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9240 (sse4_1_zero_extendv4qiv4si2): Likewise.
9241 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9242 (sse4_1_zero_extendv2qiv2di2): Likewise.
9243 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9244 (sse4_1_zero_extendv4hiv4si2): Likewise.
9245 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9246 (sse4_1_zero_extendv2hiv2di2): Likewise.
9247 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9248 (sse4_1_zero_extendv2siv2di2): Likewise.
9249 (*sse4_1_zero_extendv2siv2di2): Likewise.
9250 (sse4_1_ptest): Likewise.
9251 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9252 (sse4_2_pcmpestri): Likewise.
9253 (sse4_2_pcmpestrm): Likewise.
9254 (sse4_2_pcmpistri): Likewise.
9255 (sse4_2_pcmpistrm): Likewise.
9257 (aeskeygenassist): Likewise.
9259 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9261 * config/i386/predicates.md (vzeroall_operation): New.
9263 * config/i386/sse.md (avx_vzeroall): New.
9264 (*avx_vzeroall): Likewise.
9266 2008-08-28 Paul Brook <paul@codesourcery.com>
9267 Mark Shinwell <shinwell@codesourcery.com>
9268 Richard Earnshaw <richard.earnshaw@arm.com>
9270 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9271 (TARGET_MIN_ANCHOR_OFFSET): New.
9272 (arm_override_options): Set correct anchor ranges for Thumb-1
9273 and Thumb-2 if required.
9274 (legitimize_pic_address): Handle case involving a TLS symbol
9275 reference with an addend.
9276 (arm_optimization_options): Enable section anchors at -O1 and
9278 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9279 * config/arm/arm-protos.h (arm_optimization_options): New.
9281 2008-08-28 Nick Clifton <nickc@redhat.com>
9283 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9284 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9287 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9288 * config/v850/v850.md (return): Remove frame size restriction.
9290 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9292 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9294 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9296 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9298 2008-08-28 Paul Brook <paul@codesourcery.com>
9300 * config/arm/vfp11.md: Update license notice.
9301 * config/arm/cortex-r4.md: Ditto.
9303 2008-08-28 Richard Guenther <rguenther@suse.de>
9305 PR tree-optimization/37207
9306 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9309 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9312 * tree.c (int_fits_type_p): Don't forget unsigned integers
9313 of type sizetype which higher end word equals -1.
9315 2008-08-28 Ira Rosen <irar@il.ibm.com>
9317 * target.h (struct vectorize): Add new target builtin.
9318 * tree-vectorizer.c (destroy_loop_vec_info): Call
9319 vect_free_slp_instance instead of vect_free_slp_node.
9320 * tree-vectorizer.h (enum slp_load_perm_type): New.
9321 (struct _slp_instance): Add new fields.
9322 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9323 (SLP_INSTANCE_LOADS): New.
9324 (vect_free_slp_tree): Remove.
9325 (vect_free_slp_instance): Declare.
9326 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9327 (vectorizable_load): Add argument.
9328 (vect_transform_slp_perm_load): New.
9329 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9331 (vect_get_place_in_interleaving_chain): New function.
9332 (vect_free_slp_tree): Make static.
9333 (vect_free_slp_instance): New function.
9334 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9335 collect the load location in the interleaving chain.
9336 (vect_supported_slp_permutation_p): New function.
9337 (vect_supported_load_permutation_p): Likewise.
9338 (vect_analyze_slp_instance): In case of loads permutation, call
9339 vect_supported_load_permutation_p to check that the permutation is
9341 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9342 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9343 (vect_create_mask_and_perm): New function.
9344 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9345 (vectorizable_load): Add an argument. Don't keep the created vectors
9346 statements in the node if permutation is required. Call
9347 vect_transform_slp_perm_load to generate the permutation.
9348 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9349 additional argument.
9350 (vect_schedule_slp_instance): In case of loads permutation, allocate
9351 vectorized statements structure for all the related SLP nodes. Call
9352 vect_transform_stmt with addditional argument.
9353 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9354 * config/spu/spu.c (spu_builtin_vec_perm): New.
9355 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9356 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9357 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9358 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9360 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9362 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9363 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9364 __gthread_cond_signal, __gthread_cond_timedwait,
9365 __gthread_cond_timedwait_recursive): New functions.
9366 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9368 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9371 2008-08-28 Richard Guenther <rguenther@suse.de>
9374 * fold-const.c (maybe_canonicalize_comparison_1): Require
9375 undefined overflow only for canonicalizing A +- CST cmp CST.
9376 Make sure to not generate new constants that are not inside
9377 their TYPE_MIN/MAX_VALUE range.
9378 (maybe_canonicalize_comparison): Remove undefined overflow
9380 (fold_binary): Remove now duplicate folding.
9382 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9384 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9385 use not updated in the last change.
9387 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9389 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9390 (IRA_COVER_CLASSES): Add FPUL_REGS.
9392 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9395 * c-common.c (conversion_warning): Check for null operands.
9397 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9400 * c-decl.c (check_for_loop_decls): Improve error message. Give
9403 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9406 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9407 (convert_for_assignment): Pass corrent OPT_W* parameter to
9408 WARN_FOR_ASSIGNMENT.
9410 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9413 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9415 2008-08-27 Paul Brook <paul@codesourcery.com>
9417 * config.gcc: Loosen checks for arm uclinux eabi targets.
9419 2008-08-27 Paul Brook <paul@codesourcery.com>
9421 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9423 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9425 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9427 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9428 the enumerators of an ENUMERAL_TYPE.
9429 * dbxout.c (dbxout_type): Ditto.
9431 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9434 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9435 (fwprop_addr): Check that the loop_father is not the outer loop.
9437 2008-08-26 Paul Brook <paul@codesourcery.com>
9439 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9440 Remove documentation entry for fmul type.
9441 Use fmuls to annotate single-precision multiplication patterns,
9442 fmuld to annotate double-precision multiplication patterns,
9443 fmacs to annotate single-precision multiply-accumulate patterns
9444 and fmacd to annotate double-precision multiply-accumulate patterns.
9445 * config/arm/vfp11.md: Update reservations accordingly.
9446 * config/arm/arm.md: Note that certain values of the "type"
9447 attribute are documented in vfp.md.
9448 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9449 (v10_cvt): Use new fmul types.
9451 2008-08-26 Paul Brook <paul@codesourcery.com>
9453 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9454 * config/arm/vfp11.md: ...here. New.
9455 * config/arm/arm.md: Include vfp11.md.
9457 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9459 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9460 parameter to inform call.
9462 2008-08-26 Jeff Law <law@redhat.com>
9464 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9465 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9466 preferred class when copying a constant into a partial word register.
9468 2008-08-26 Ben Elliston <bje@au.ibm.com>
9470 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9471 * cp/typeck.c: Likewise.
9472 * cp/tree.c: Likewise.
9473 * gimple-low.c: Likewise.
9476 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9478 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9479 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9481 * doc/passes.texi: Describe IRA.
9483 * doc/tm.texi (IRA_COVER_CLASSES,
9484 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9486 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9487 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9488 -fira-propagate-cost, -fno-ira-share-save-slots,
9489 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9491 * flags.h (ira_algorithm): New enumeration.
9492 (flag_ira_algorithm, flag_ira_verbose): New external variable
9495 * postreload.c (gate_handle_postreload): Don't do post reload
9496 optimizations unless the reload is completed.
9498 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9501 * tree-pass.h (pass_ira): New external variable declaration.
9503 * reload.h: Add 2008 to the Copyright.
9505 * cfgloopanal.c: Include params.h.
9506 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9509 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9511 * toplev.c (ira.h): New include.
9512 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9513 (backend_init_target): Call ira_init.
9514 (backend_init): Call ira_init_once.
9515 (finalize): Call finish_ira_once.
9517 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9518 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9521 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9522 may_move_out_cost): New external variable declarations.
9523 (move_table): New typedef.
9525 * caller-save.c: Include headers output.h and ira.h.
9526 (no_caller_save_reg_set): New global variable.
9527 (save_slots_num, save_slots): New variables.
9528 (reg_save_code, reg_restore_code, add_stored_regs): Add
9530 (init_caller_save): Set up no_caller_save_reg_set.
9531 (init_save_areas): Reset save_slots_num.
9532 (saved_hard_reg): New structure.
9533 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9534 (initiate_saved_hard_regs, new_saved_hard_reg,
9535 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9537 (setup_save_areas): Add code for sharing stack slots.
9538 (all_blocks): New variable.
9539 (save_call_clobbered_regs): Process pseudo-register too.
9540 (mark_set_regs): Process pseudo-register too.
9541 (insert_one_insn): Put the insn after bb note in a empty basic
9542 block. Add insn check.
9544 * global.c (eliminable_regset): Make it external.
9545 (mark_elimination): Use DF_LR_IN for IRA.
9546 (pseudo_for_reload_consideration_p): New.
9547 (build_insn_chain): Make it external. Don't ignore spilled
9548 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9549 (gate_handle_global_alloc): New function.
9550 (pass_global_alloc): Add the gate function.
9552 * opts.c (decode_options): Set up flag_ira. Print the warning for
9554 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9556 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9558 * regmove.c (regmove_optimize): Don't do replacement of output for
9561 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9562 New external variable declarations.
9564 * local-alloc.c (update_equiv_regs): Make it external. Return
9565 true if jump label rebuilding should be done. Rescan new_insn for
9567 (gate_handle_local_alloc): New function.
9568 (pass_local_alloc): Add the gate function.
9570 * alias.c (value_addr_p, stack_addr_p): New functions.
9571 (nonoverlapping_memrefs_p): Use them for IRA.
9573 * common.opt (fira, fira-algorithm, fira-coalesce,
9574 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9575 fira-verbose): New options.
9577 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9578 move_cost, may_move_in_cost, may_move_out_cost): Make the
9580 (move_table): Remove typedef.
9581 (init_move_cost): Make it external.
9582 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9585 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9586 setup_reg_classes): New function prototypes.
9587 (eliminable_regset): New external variable declaration.
9588 (build_insn_chain, update_equiv_regs): New function prototypes.
9590 * Makefile.in (IRA_INT_H): New definition.
9591 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9592 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9593 (reload1.o, toplev.o): Add dependence on ira.h.
9594 (cfgloopanal.o): Add PARAMS_H.
9595 (caller-save.o): Add dependence on output.h and ira.h.
9596 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9597 ira-emit.o, ira-lives.o): New entries.
9599 * passes.c (pass_ira): New pass.
9601 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9603 * reload1.c (ira.h): Include the header.
9604 (changed_allocation_pseudos): New bitmap.
9605 (init_reload): Initiate the bitmap.
9606 (compute_use_by_pseudos): Permits spilled registers in FROM.
9607 (temp_pseudo_reg_arr): New variable.
9608 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9609 IRA. Call alter_reg with the additional parameter. Don't clear
9610 spilled_pseudos for IRA. Restore original insn chain for IRA.
9611 Clear changed_allocation_pseudos at the end of reload.
9612 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9613 (hard_regno_to_pseudo_regno): New variable.
9614 (count_pseudo): Check spilled pseudos. Set up
9615 hard_regno_to_pseudo_regno.
9616 (count_spilled_pseudo): Check spilled pseudos. Update
9617 hard_regno_to_pseudo_regno.
9618 (find_reg): Use better_spill_reload_regno_p. Check
9619 hard_regno_to_pseudo_regno.
9620 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9622 (eliminate_regs_1): Use additional parameter for alter_reg.
9623 (finish_spills): Set up pseudo_previous_regs only for spilled
9624 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9625 more arguments. Don't clear live_throughout and dead_or_set for
9626 spilled pseudos. Use additional parameter for alter_reg. Call
9627 mark_allocation_change. Set up changed_allocation_pseudos.
9628 Remove sanity check.
9629 (emit_input_reload_insns, delete_output_reload): Use additional
9630 parameter for alter_reg. Call mark_allocation_change.
9631 (substitute, gen_reload_chain_without_interm_reg_p): New
9633 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9635 * testsuite/gcc.dg/20080410-1.c: New file.
9637 * config/s390/s390.h (IRA_COVER_CLASSES,
9638 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9640 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9642 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9644 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9646 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9648 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9650 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9652 2008-08-24 Jeff Law <law@redhat.com>
9653 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9654 when ignoring unavailable registers.
9656 2008-08-24 Jeff Law <law@redhat.com>
9657 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9658 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9659 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9660 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9662 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9663 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9665 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9666 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9667 * reload1.c (find_reg): Process registers in register allocation order.
9669 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9670 * toplev.c (backend_init_target): Move ira_init call from
9672 (lang_dependent_init_target): ...to here.
9674 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9675 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9676 calculate memory move costs for NO_REGS.
9678 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9679 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9680 STACK_REGS is defined.
9682 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9683 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9685 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9686 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9688 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9689 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9690 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9693 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9694 Dorit Nuzman <dorit@il.ibm.com>
9696 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9697 vec_extract_evenv4sf, vec_extract_evenv8hi,
9698 vec_extract_evenv16qi, vec_extract_oddv4si,
9699 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9700 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9701 vec_interleave_highv4si, vec_interleave_lowv4si,
9702 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9703 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9704 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9706 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9709 * config/rs6000/rs6000.c (optimization_options): Don't default to
9710 section anchors without toplevel reorder.
9712 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9714 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9715 (mfc_end_critical_section): Likewise.
9717 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9719 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9720 all type qualifiers from element type to vector type.
9722 2008-08-25 David Daney <ddaney@avtrex.com>
9724 * config/mips/mips.md (immediate_insn): Move up in file, fix
9725 comment typo, reformat.
9726 (fetchop_bit, atomic_hiqi_op memory_barrier,
9727 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9728 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9729 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9730 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9731 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9732 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9733 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9734 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9735 sync_old_nand<mode>, sync_new_nand<mode>,
9736 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9737 test_and_set_12): Moved to sync.md.
9739 * config/mips/sync.md: New file.
9741 2008-08-25 Richard Henderson <rth@redhat.com>
9743 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9744 (regsave): Likewise.
9745 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9746 (output_cfi_directive): Likewise.
9747 (div_data_align): New.
9748 (output_cfi): Use it.
9750 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9752 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9753 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9754 (TARGET_OCTEON): New macro.
9755 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9756 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9757 (ISA_HAS_POP): New macro.
9758 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9760 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9762 * config/mips/mips.md (cpu): Add octeon.
9763 (type): Add pop attribute value.
9764 (popcount<mode>2): New pattern.
9765 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9767 2008-08-24 Jan Hubicka <jh@suse.cz>
9769 * doc/invoke.texi (-fipa-cp-clone): New option.
9770 (-fipa-cp): Update docs.
9771 (--param ipcp-unit-growth):New.
9772 * ipa-cp.c: Include fibheap.h, params.h
9773 (ipcp_initialize_node_lattices): When not cloning, all externally
9774 visible functions are bottom.
9775 (ipcp_need_redirect_p): Accept clones.
9776 (ipcp_insert_stage): Use cost driven heuristics.
9777 (max_count, dead_nodes): New static vars.
9778 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9779 ipcp_const_param_count): New functions.
9780 * common.opt (ipa-cp-clone): New command line option.
9781 * params.def (ipcp-unit-growth): New.
9783 2008-08-24 Jan Hubicka <jh@suse.cz>
9785 * tree-inline.c (tree_function_versioning): Look harder
9786 for referenced vars.
9788 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9790 PR tree-optimization/37185
9791 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9793 2008-08-23 Jan Hubicka <jh@suse.cz>
9795 * ipa-cp.c (ipcp_analyze_node): New function.
9796 (ipcp_update_cloned_node): Use it.
9797 (ipcp_init_stage): Likewise.
9798 * ipa-inline.c (function_insertion_hook_holder): New static var.
9799 (analyze_function): Break out from ....
9800 (inline_generate_summary): Here; register insertion hook.
9801 (cgraph_decide_inlining): Remove hook.
9802 (add_new_function): New function.
9804 2008-08-23 Jan Hubicka <jh@suse.cz>
9806 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9808 2008-08-23 Jan Hubicka <jh@suse.cz>
9810 * ipa-cp.c (constant_val_insert): Remove.
9811 (ipcp_propagate_one_const): Remove.
9812 (ipcp_create_replace_map): Always insert replacements to the map.
9813 (ipcp_insert_stage): Do not try to insert statements by hand.
9814 * tree-inline.c (insert_init_stmt): Break out from ...
9815 (setup_one_parameter): ... here; allow NULL BB pointer.
9816 (tree_function_versioning): Use setup_one_parameter to process
9819 2008-08-23 Jan Hubicka <jh@suse.cz>
9821 * tree.c (decl_address_ip_invariant_p): New function.
9822 * tree.h (decl_address_ip_invariant_p): Declare.
9823 * gimple.c (strip_invariant_refs): Break out from ...
9824 (is_gimple_invariant_address): ... here
9825 (is_gimple_ip_invariant_address): New function.
9826 (is_gimple_ip_invariant): New function.
9827 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9830 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9831 (ipcp_lat_is_insertable): All constants are insertable.
9832 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9833 IPA_CONST_VALUE_REF.
9834 (ipcp_initialize_node_lattices): Propagate all types of operands.
9835 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9836 (ipcp_create_replace_map): Reformat.
9837 (ipcp_need_redirect_p): Simplify.
9838 (ipcp_insert_stage): Check that argument is used before clonning.
9839 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9841 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9842 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9843 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9844 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9845 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9846 * tree-inline.c (tree_function_versioning): Add variables referenced
9849 2008-08-23 Jan Hubicka <jh@suse.cz>
9852 * i386.c (standard_80387_constant_p): Use optimize_size.
9854 2008-08-23 Ira Rosen <irar@il.ibm.com>
9856 PR tree-optimization/37161
9857 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9858 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9859 (vect_determine_vectorization_factor): Move the scalar type
9860 retrieval to vect_get_smallest_scalar_type.
9861 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9862 scalar type. Remove redundant computation.
9863 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9864 (vect_get_slp_defs): Take the type of RHS into account if
9865 necessary by calling vect_get_smallest_scalar_type. Call
9866 vect_get_constant_vectors with additional argument.
9868 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9871 * doc/invoke.texi (Wwrite-strings): Clarify description.
9873 2008-08-23 Ira Rosen <irar@il.ibm.com>
9875 PR tree-optimization/37174
9876 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9877 def stmt is a part of the loop before accessing its stmt_vec_info.
9879 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9882 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9883 (*swap): New insn pattern.
9884 (*ashlqi3): Rename from ashlqi3 insn pattern.
9885 (ashlqi3): New expanders.
9886 (*lshrqi3): Rename from lshrqi3 insn pattern.
9887 (lshrqi3): New expanders.
9888 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9889 lshrqi3_const5, lshrqi3_const6): New splitters.
9890 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9891 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9894 2008-08-22 Richard Guenther <rguenther@suse.de>
9896 PR tree-optimization/37078
9897 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9898 [+INF, +INF] ranges.
9900 2008-08-22 Richard Guenther <rguenther@suse.de>
9902 PR tree-optimization/37143
9903 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9904 a conversion statement instead of a copy.
9906 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9910 CCCmode, CCOmode and CCSmode destination modes.
9913 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9914 from different units in a single alternative.
9915 (*vec_extractv2sf_1): Ditto.
9916 (*vec_extractv2si_0): Ditto.
9917 (*vec_extractv2si_1): Ditto.
9918 * config/i386/sse.md (sse2_storehpd): Ditto.
9919 (sse2_storelpd): Ditto.
9920 (sse2_loadhpd): Ditto.
9921 (sse2_loadlpd): Ditto.
9924 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9925 (popcountsi2): Ditto.
9926 (clzdi2_abm): Ditto.
9927 (popcountdi2): Ditto.
9928 (clzhi2_abm): Ditto.
9929 (popcounthi2): Ditto.
9931 2008-08-22 Richard Guenther <rguenther@suse.de>
9935 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9936 if the multiplication does not overflow.
9938 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9940 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9942 2008-08-21 Richard Henderson <rth@redhat.com>
9944 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9945 spurrious comma from test.
9946 * configure: Rebuild.
9948 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9951 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9954 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9956 * c-tree.h (grokfield): New argument.
9957 * c-decl.c (grokfield): Handle new location argument.
9958 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9960 2008-08-21 Richard Guenther <rguenther@suse.de>
9962 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9964 2008-08-21 Jan Hubicka <jh@suse.cz>
9966 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9967 (cgraph_add_function_insertion_hook,
9968 cgraph_remove_function_insertion_hook,
9969 cgraph_call_function_insertion_hooks): New functions.
9970 * cgraph.h (cgraph_add_function_insertion_hook,
9971 cgraph_remove_function_insertion_hook,
9972 cgraph_call_function_insertion_hooks): Declare.
9973 * ipa-reference.c (function_insertion_hook_holder): New variable.
9974 (check_operand, look_for_address_of): When checking late, do not care
9975 about module bitmaps.
9976 (add_new_function): New function.
9977 (generate_summary): Register hooks; zero module bitmaps.
9978 (propagate): Unregister hooks.
9979 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9980 (add_new_function): New function.
9981 (generate_summary): Register hook.
9982 (propagate): Remove hook.
9984 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9986 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9987 * ipa-cp.c (ipcp_update_cloned_node): New function.
9988 (build_const_val): Handle functions correctly; bring type logic
9989 into sync with tree-inline.c
9990 (ipcp_init_stage): Take care of computing stuff needed by
9991 indirect inlining; update clones.
9992 (ipcp_generate_summary): Break out of ipcp_driver.
9993 (ipcp_driver): Do only execution and transformation.
9994 (pass_ipa_cp): Make IPA_PASS.
9995 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9997 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9998 ipcp, some info is already available.
9999 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10000 * tree-inline.c (remap_ssa_name): Unshare expression.
10002 2008-08-21 Richard Guenther <rguenther@suse.de>
10004 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10005 a PHI ask VN if it is already available.
10006 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10007 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10009 2008-08-21 Richard Guenther <rguenther@suse.de>
10011 PR middle-end/36817
10012 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10013 makes sure to produce a result of the correct type.
10015 2008-08-21 Jan Hubicka <jh@suse.cz>
10016 Backport from LTO branch:
10018 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10019 Jan Hubicka <jh@suse.cz>
10022 (init_state, finish_state, set_function_state, generate_summary):
10024 (scan_stmt): Renamed from scan_function. Changed to keep state in
10025 local static vars rather than cgraph aux field.
10026 (propagate): Renamed from static_execute. Changed to keep state in
10027 local static vars rather than cgraph aux field.
10028 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10029 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10031 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10033 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10034 * ipa-reference.c (init_function_info, generate_summary,
10035 propagate): New functions.
10036 (analyze_function): Call init_function_info.
10037 (static_execute): Stripped into generate_summary and propagate.
10038 (pass_ipa_reference): Made into ipa_opt_pass.
10040 2008-08-21 Richard Guenther <rguenther@suse.de>
10042 PR tree-optimization/37181
10043 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10045 (extract_range_from_unary_expr): Likewise.
10047 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10049 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10051 * toplev.h (pedwarn_at): Likewise.
10052 * builtins.c: Update all calls to pedwarn.
10053 * c-lex.c: Likewise.
10054 * toplev.c: Likewise.
10055 * c-tree.h: Likewise.
10056 * c-decl.c: Likewise.
10057 * c-errors.c: Likewise.
10058 * c-typeck.c: Likewise.
10059 * c-common.c: Likewise.
10060 * c-parser.c: Likewise.
10062 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10065 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10066 with MODE_VECTOR_INT mode.
10068 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10071 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10072 initialized outside the current module.
10073 (warn_uninitialized_var): Ignore left-hand side when walking the
10074 trees. Ignore address expressions. Examine VUSE operands in gimple
10075 statements with a variable declaration on the right-hand side.
10077 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10080 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10082 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10085 * c-common.c (conversion_warning): Do not warn if applying bit-and
10086 operator to unsigned constant that fits in the target type.
10088 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10091 * c-common.c (conversion_warning): Do not warn for artificial
10094 2008-08-20 Richard Guenther <rguenther@suse.de>
10096 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10097 (extract_range_from_binary_expr): Fall back to constant propagation.
10098 (extract_range_from_unary_expr): Likewise.
10100 2008-08-20 Richard Guenther <rguenther@suse.de>
10102 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10103 with TREE_THIS_VOLATILE on shared nodes.
10104 (fold_stmt_r): Likewise.
10106 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10109 * c-parser.c (c_parser_attributes): For keywords use canonical
10110 spelling for attr_name.
10112 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10114 * value-prof.c (check_counter): Revert wrong call to error.
10116 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10118 * profile.c: Update calls to inform.
10119 * value-prof.c: Update calls to inform.
10121 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10123 * diagnostic.c (inform): Add an explicit location_t parameter.
10124 * toplev.h (inform): Update declaration.
10125 * builtins.c: Update all calls to inform.
10126 * c-common.c: Likewise.
10127 * c-decl.c: Likewise.
10128 * c-opts.c: Likewise.
10129 * c-pch.c: Likewise.
10130 * c-pragma.c: Likewise.
10131 * c-typeck.c: Likewise.
10132 * coverage.c: Likewise.
10133 * opts.c: Likewise.
10134 * toplev.c: Likewise.
10135 * tree-cfg.c: Likewise.
10136 * tree-ssa.c: Likewise.
10138 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10141 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10142 V2DI mode, for SSE4.1, use movq instead of vector set if the
10143 second element is zero and inter-unit moves are OK.
10145 2008-08-20 Richard Guenther <rguenther@suse.de>
10147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10148 properly handle conversion/copy chains after tuplification.
10150 2008-08-20 Richard Guenther <rguenther@suse.de>
10152 * passes.c (init_optimization_passes): Move the second
10153 forwprop pass before alias computation. Remove the second
10154 DCE pass. Remove the first dominator and phi copy/const
10157 2008-08-20 Nick Clifton <nickc@redhat.com>
10159 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10160 support of this feature. Do not assume that a sufficiently new
10161 assembler will support the feature regardless of the target type.
10162 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10163 * configure: Regenerate.
10165 2008-08-20 Richard Guenther <rguenther@suse.de>
10167 * tree-vrp.c (found_in_subgraph): Remove.
10168 (live): New global static.
10169 (live_on_edge): New function.
10170 (blocks_visited): Remove.
10171 (register_edge_assert_for_2): Use live_on_edge.
10172 (find_conditional_asserts): Remove code dealing with
10173 found_in_subgraph. Do not walk the CFG.
10174 (find_switch_asserts): Likewise.
10175 (find_assert_locations_1): Renamed from find_assert_locations.
10176 Move finding assert locations for conditional and switch
10177 statements first. Update live bitmap. Do not walk the CFG.
10178 (find_assert_locations): New function.
10179 (insert_range_assertions): Remove entry of CFG walk.
10180 Adjust call to find_assert_locations.
10181 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10182 that only can appear because of fake exit edges but assert we
10183 never try to insert on those.
10184 (fini_pre): Do not remove fake exit edges here...
10185 (execute_pre): ...but here, before committing edge inserts.
10187 2008-08-19 Richard Guenther <rguenther@suse.de>
10189 * passes.c (init_optimization_passes): Exchange store-ccp
10192 2008-08-19 Rafael Espíndola <espindola@google.com>
10194 * varasm.c (weak_decls): Move earlier in the file.
10195 (assemble_external): Add weak decls to the weak_decls list.
10196 (declare_weak): Don't add decls to the weak_decls list.
10198 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10201 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10202 before (sse2_shufpd_<mode>).
10204 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10207 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10208 * tree.c (block_nonartificial_location): Likewise.
10210 2008-08-19 Richard Guenther <rguenther@suse.de>
10212 PR tree-optimization/35972
10213 PR tree-optimization/23094
10214 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10216 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10217 handle MISALIGNED_INDIRECT_REF.
10218 (get_ref_from_reference_ops): New helper.
10219 (vn_reference_lookup_pieces): Walk the use-def chain using the
10220 alias-oracle if requested.
10221 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10222 walking the use-def chain.
10223 (compute_avail): But not here.
10224 (create_component_ref_by_pieces_1): Properly handle
10225 MISALIGNED_INDIRECT_REF.
10226 (do_regular_insertion): Handle fully redundant
10227 expressions after PHI-translation also for SSA_NAME values, not
10228 only constants. Correctly use edoubleprime for that.
10230 2008-08-19 Ira Rosen <irar@il.ibm.com>
10232 * tree-vectorizer.c (supportable_widening_operation): Support
10233 multi-step conversion, return the number of steps in such conversion
10234 and the required intermediate types.
10235 (supportable_narrowing_operation): Likewise.
10236 * tree-vectorizer.h (vect_pow2): New function.
10237 (supportable_widening_operation): Change argument types.
10238 (supportable_narrowing_operation): Likewise.
10239 (vectorizable_type_promotion): Add an argument.
10240 (vectorizable_type_demotion): Likewise.
10241 * tree-vect-analyze.c (vect_analyze_operations): Call
10242 vectorizable_type_promotion and vectorizable_type_demotion with
10243 additional argument.
10244 (vect_get_and_check_slp_defs): Detect patterns.
10245 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10247 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10248 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10249 factor according to the smallest type in the loop.
10250 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10251 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10252 supportable_widening_operation with correct arguments.
10253 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10254 operands lists according to the number of vector statements in left
10255 or right node, if exists.
10256 (vect_gen_widened_results_half): Remove unused argument.
10257 (vectorizable_conversion): Call supportable_widening_operation,
10258 supportable_narrowing_operation, and vect_gen_widened_results_half
10259 with correct arguments.
10260 (vectorizable_assignment): Change documentation, support multiple
10262 (vectorizable_operation): Likewise.
10263 (vect_get_loop_based_defs): New function.
10264 (vect_create_vectorized_demotion_stmts): Likewise.
10265 (vectorizable_type_demotion): Support loop-aware SLP and general
10266 multi-step conversion. Call vect_get_loop_based_defs and
10267 vect_create_vectorized_demotion_stmts for transformation.
10268 (vect_create_vectorized_promotion_stmts): New function.
10269 (vectorizable_type_promotion): Support loop-aware SLP and general
10270 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10271 for transformation.
10272 (vectorizable_store): Change documentation, support multiple
10274 (vectorizable_load): Likewise.
10275 (vect_transform_stmt): Pass SLP_NODE to
10276 vectorizable_type_promotion and vectorizable_type_demotion.
10277 (vect_schedule_slp_instance): Move here the calculation of number
10278 of vectorized statements for each node from...
10279 (vect_schedule_slp): ... here.
10280 (vect_transform_loop): Call vect_schedule_slp without the last
10283 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10286 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10287 to == in assert statement.
10288 (vectorizable_reduction): Fix typo.
10290 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10293 * value-prof.c (check_counter): Dereference pointer to overall
10294 count when printing it.
10296 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10298 * profile.h: Really add it.
10300 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10302 * mcf.c: Really add it.
10304 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10305 Vinodha Ramasamy <vinodha@google.com>
10307 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10309 * value-prof.c (check_counter): Fix the counter if
10310 flag_profile_correction is true.
10311 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10312 tree_mod_subtract_transform):
10313 Follow check_counter parameter change.
10314 * common.opt (fprofile-correction): New option.
10316 * profile.h: Likewise.
10317 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10318 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10319 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10321 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10322 flag_profile_correction is set.
10324 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10326 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10328 2008-08-18 Tomas Bily <tbily@suse.cz>
10330 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10331 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10333 * tree-data-ref.c (split_constant_offset_1): Likewise.
10334 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10335 * tree-sra.c (sra_walk_expr): Likewise.
10336 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10337 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10338 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10339 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10341 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10342 * tree-vect-transform.c (vectorizable_type_demotion)
10343 (vectorizable_type_promotion): Likewise.
10344 * tree-inline.c (expand_call_inline):
10345 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10346 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10347 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10348 * expr.c (expand_expr_real_1): Likewise.
10349 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10350 (gimple_assign_unary_useless_conversion_p): Likewise.
10351 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10352 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10353 * fold-const.c (fold_unary): Likewise.
10354 * tree.h (CONVERT_EXPR_P): Likewise.
10355 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10356 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10358 (register_edge_assert_for_2, extract_range_from_unary_expr)
10359 (register_edge_assert_for_1): Likewise.
10361 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10363 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10364 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10365 (enum real_value_const): Delete.
10366 (get_real_const): Delete.
10367 * real.c (get_real_const): Delete.
10368 (dconst_e_ptr): Define.
10369 (dconst_third_ptr): Define.
10370 (dconst_sqrt2_ptr): Define.
10371 * builtins.c: Update all callers.
10373 2008-08-18 Richard Guenther <rguenther@suse.de>
10375 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10376 statement iterator after statement removal.
10378 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10380 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10381 (detect_processor_freebsd): Likewise.
10382 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10384 2008-08-18 Richard Guenther <rguenther@suse.de>
10386 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10387 and loads have the correct types.
10389 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10392 * c-opts.c (cpp_opts): Remove static.
10393 * c-parser.c (cpp_opts): Declare it extern.
10394 (disable_extension_diagnostics): Handle cpp options.
10395 (enable_extension_diagnostics): Likewise.
10397 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10399 * diagnostics.c (permerror_at): Rename as permerror.
10400 (permerror): Delete.
10401 * toplev.h: Likewise.
10403 2008-08-18 Richard Guenther <rguenther@suse.de>
10405 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10406 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10407 Move call_cdce before build_alias. Move copyrename2,
10408 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10409 right after final inlining.
10410 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10411 (pass_build_cfg): But instead via TODO_dump_func.
10413 2008-08-18 Richard Guenther <rguenther@suse.de>
10415 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10417 (scalarize_init): If we failed to generate some initializers
10418 do not generate zeros for not instantiated members. Instead
10419 rely on the copy out.
10420 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10421 about missing flow-sensitive alias info only if we have
10424 2008-08-17 Nick Clifton <nickc@redhat.com>
10426 * doc/extend.texi (Function Attributes): Fix typo in description
10427 if hot function attribute.
10429 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10430 Richard Sandiford <rdsandiford@googlemail.com>
10432 * doc/install.texi (--with-mips-plt): Document.
10433 * doc/invoke.texi (-mplt, -mno-plt): Document.
10434 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10435 and handle ${with_mips_plt}.
10436 * config/mips/mips.opt (mplt): New option.
10437 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10438 (TARGET_ABICALLS_PIC2): Likewise.
10439 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10440 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10441 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10442 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10443 to decide whether to output ".option picX" directives.
10444 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10445 Pass -call_nonpic rather than -KPIC for -mplt.
10446 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10447 on the command line. Also remove it when -mabi=64 is used without
10449 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10450 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10451 TARGET_ABICALLS_PIC0.
10452 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10454 (mips16_build_function_stub): Only output ".option pic" directives
10455 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10456 (mips16_build_call_stub): Fix comment and remove redundant
10457 ".set at"/"set .noat" directives.
10458 (mips_function_rodata_section): Use the default behaviour for
10459 TARGET_ABSOLUTE_ABICALLS.
10460 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10461 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10462 (mips_restore_gp): Do nothing if the current function doesn't use
10464 (mips_expand_prologue): Only save $gp if the current function uses it.
10465 Use a normal move for TARGET_ABICALLS_PIC0.
10466 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10468 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10470 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10471 of function when handling GLOBAL_POINTER_REGNUM.
10473 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10476 * common.opt (-fstack-check): Do not declare the variable here.
10477 (-fstack-check=): New option variant.
10478 * doc/invoke.texi (Code Gen Options): Document it.
10479 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10480 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10481 (STACK_CHECK_STATIC_BUILTIN): New macro.
10482 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10483 * opts.c: Include expr.h.
10484 (common_handle_option) <OPT_fold_stack_check_>: New case.
10485 <OPT_fstack_check>: Likewise.
10486 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10487 consistently in the test for variable-sized types. Adjust for
10488 new behaviour of flag_stack_check.
10489 * explow.c: Include except.h.
10490 (allocate_dynamic_stack_space): Do not take into account
10491 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10492 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10493 for variable-sized parameters. Treat all parameters whose size is
10494 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10495 stack checking is enabled.
10496 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10497 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10498 if generic stack checking is enabled.
10499 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10500 * reload1.c (reload): Likewise.
10501 * stmt.c (expand_decl): Assert that all automatic variables have
10502 fixed size at this point and remove dead code.
10503 * flags.h (stack_check_type): New enumeration type.
10504 (flag_stack_check): Declare.
10505 * toplev.c (flag_stack_check): New global variable.
10506 * Makefile.in (opts.o): Add dependency on EXPR_H.
10507 (explow.o): Add dependency on except.h.
10509 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10511 * config/avr/avr.c (avr_override_options): Reduce value of
10512 PARAM_INLINE_CALL_COST.
10514 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10516 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10517 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10518 lieu of TYPE_MODE (type) throughout.
10520 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10522 * config/arm/arm.c (add_minipool_backward_ref): Check for
10523 8-byte-aligned entries in second case of forcing insertion after a
10524 particular entry. Change third case to avoid inserting
10525 non-8-byte-aligned entries before 8-byte-aligned ones.
10527 2008-08-15 Richard Guenther <rguenther@suse.de>
10529 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10530 strip components for unknown size accesses.
10532 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10534 * config/s390/2097.md New file.
10535 * config/s390/s390.md ("z10prop" attribute): Define none,
10536 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10537 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10538 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10539 possible values and apply them to insns as appropriate.
10540 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10541 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10542 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10543 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10544 ("bfp" mode attribute): Removed. Every occurence replaced
10546 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10547 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10550 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10553 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10556 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10558 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10559 additional argument. Support reduction when duplication is needed due
10560 to data-types of different sizes in the loop.
10561 (get_initial_def_for_induction): Fix printout.
10562 (vect_get_vec_def_for_stmt_copy): Support case where the
10563 vec_stmt_for_operand is a phi node.
10564 (vectorizable_reduction): Support reduction when duplication is needed
10565 due to data-types of different sizes in the loop.
10566 (vectorizable_call): Remove restriction to not vectorize in case we
10567 have data-types of different sizes in the loop.
10568 (vectorizable_conversion): Likewise.
10569 (vectorizable_operation): Likewise.
10570 (vectorizable_type_demotion): Likewise.
10571 (vectorizable_type_promotion): Likewise.
10572 (vectorizable_induction): Add restriction to not vectorize in case
10573 we have data-types of different sizes in the loop.
10575 2008-08-14 Christophe Saout <christophe@saout.de>
10576 Uros Bizjak <ubizjak@gmail.com>
10579 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10580 (*vec_concatv2di_rex64_sse4_1): Ditto.
10581 (*vec_concatv2di_rex64_sse): Ditto.
10583 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10585 PR middle-end/37103
10586 * fold-const.c (fold_widened_comparison): Do not allow
10587 sign changes that change the result even if shorter type
10588 is wider than arg1_unw's type.
10590 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10592 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10593 Skip if the multilib testing specifies -march that does not
10594 agree with the one specified in the testcase.
10596 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10598 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10599 zero extend SImode values being converted to TFmode before passing
10602 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10604 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10605 __PPU__ when targeting the Cell/B.E. PPU processor.
10607 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10609 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10610 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10611 Rematerialize the static chain, if any.
10612 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10615 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10617 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10618 (new_loc_descr): Likewise.
10619 (add_loc_descr): Likewise.
10620 (size_of_loc_descr): Likewise.
10621 (size_of_locs): Likewise.
10622 (output_loc_operands): Likewise.
10623 (output_loc_sequence): Likewise.
10624 (new_reg_loc_descr): New.
10625 (build_cfa_loc): Use it.
10626 (build_cfa_aligned_loc): Likewise.
10627 (one_reg_loc_descriptor): Likewise.
10628 (based_loc_descr): Likewise.
10630 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10633 * doc/invoke.texi (Wmain): Update.
10634 * c-decl.c (start_decl): warn_main is only 0 or 1.
10635 (start_function): Likewise. Fix formatting.
10636 (finish_function): Delete redundant warning.
10637 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10638 * c-opts (c_common_handle_option): -Wall only has effect if
10639 warn_main is uninitialized. OPT_Wmain is automatically
10640 handled. -pedantic also enables Wmain.
10641 (c_common_post_options): Handle all logic for Wmain here.
10642 * c-common.c (warn_main): Delete.
10643 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10644 * c-common.h (warn_main): Delete.
10646 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10648 PR middle-end/36701
10649 * expr.c (emit_group_store): Allocate stack temp with the
10650 largest alignment when copying from register to stack.
10652 2008-08-13 Richard Guenther <rguenther@suse.de>
10654 * tree.h (maybe_fold_offset_to_address): Declare.
10655 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10656 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10657 Likewise for POINTER_PLUS_EXPR.
10658 (maybe_fold_offset_to_reference): Enable disabled code.
10659 (maybe_fold_offset_to_address): New function.
10660 (fold_stmt_r): Use it.
10661 (fold_gimple_assign): Likewise.
10662 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10663 (gimplify_expr): Likewise.
10665 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10667 * toplev.h (pedwarn_at): Fix declaration.
10669 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10671 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10672 LINK_SPEC): Use %R in -Y P argument.
10674 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10677 * diagnostic.c (pedwarn_at): New.
10678 * toplev.h (pedwarn_at): Declare.
10679 * c-tree.h (build_enumerator): Update declaration.
10680 * c-decl.c (finish_enum): Update comment.
10681 (build_enumerator): Take a location parameter. Give a pedwarn but do
10682 not perform any conversion.
10683 * c-parser.c (c_parser_enum_specifier): Set correct location for
10686 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10689 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10690 expressions except for conversions to signed:1 bitfields. Handle
10691 COND_EXPR with constant operands.
10693 2008-08-13 Richard Guenther <rguenther@suse.de>
10695 PR tree-optimization/15255
10696 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10697 (struct oecount_s): New struct and VEC types.
10698 (cvec): New global.
10699 (oecount_hash): New function.
10700 (oecount_eq): Likewise.
10701 (oecount_cmp): Likewise.
10702 (zero_one_operation): New function.
10703 (build_and_add_sum): Likewise.
10704 (undistribute_ops_list): Perform un-distribution of multiplication
10705 and division on the chain of summands.
10706 (should_break_up_subtract): Also break up subtracts for factors.
10707 (reassociate_bb): Delete dead visited statements.
10708 Call undistribute_ops_list. Re-sort and optimize if it did something.
10709 * passes.c (init_optimization_passes): Move DSE before
10711 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10714 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10716 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10718 * doc/invoke.texi: Revert unintended checkin.
10720 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10723 * gcc.c (include_spec_function): Tweak call to find_a_file.
10725 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10727 PR middle-end/37014
10728 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10729 and TRUTH_ORIF_EXPR.
10730 * dojump.c (do_jump): Likewise.
10732 PR tree-optimization/37084
10733 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10734 if id->regimplify, don't assume stmt is a cast assignment.
10736 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10738 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10740 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10743 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10746 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10748 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10749 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10751 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10752 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10753 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10754 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10755 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10757 * doc/tm.texi (Storage Layout): Remove documentation for
10758 TARGET_FLOAT_FORMAT.
10760 * simplify-rtx.c (simplify_binary_operation_1): Replace
10761 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10763 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10765 * real.h (struct real_format): New member has_sign_dependent_rounding.
10766 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10767 spu_single_format, ieee_double_format, mips_double_format,
10768 motorola_double_format, ieee_extended_motorola_format,
10769 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10770 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10771 mips_extended_format, ieee_quad_format, mips_quad_format,
10772 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10773 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10775 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10776 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10777 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10778 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10779 (ROUND_TOWARDS_ZERO): Likewise.
10781 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10782 (FLOAT_MODE_FORMAT): New macro.
10783 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10784 (MODE_COMPOSITE_P): ... this new macro.
10785 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10786 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10787 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10789 * flags.h: Include "real.h".
10791 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10792 REAL_MODE_FORMAT_COMPOSITE_P.
10793 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10795 * doc/tm.texi (Storage Layout): Remove documentation of
10796 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10797 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10798 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10799 they only apply to libgcc2.a.
10801 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10803 * config/spu/float_disf.c: New file.
10804 * config/spu/float_unsdisf.c: New file.
10805 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10806 (LIB2FUNCS_EXCLUDE): Define.
10808 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10809 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10811 * real.h (struct real_format): New member round_towards_zero.
10812 * real.c (round_for_format): Respect fmt->round_towards_zero.
10813 (ieee_single_format, mips_single_format, motorola_single_format,
10814 spu_single_format, ieee_double_format, mips_double_format,
10815 motorola_double_format, ieee_extended_motorola_format,
10816 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10817 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10818 mips_extended_format, ieee_quad_format, mips_quad_format,
10819 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10820 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10822 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10823 real_format to choose rounding mode when calling MPFR functions.
10824 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10825 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10827 * real.h (real_to_decimal_for_mode): Add prototype.
10828 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10829 Respect target rounding mode when generating decimal representation.
10830 (real_to_decimal): New stub for backwards compatibility.
10831 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10832 real_to_decimal_for_mode instead of real_to_decimal.
10834 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10836 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10837 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10839 * real.c (spu_single_format): New variable.
10840 * real.h (spu_single_format): Declare.
10842 * config/spu/spu.c (spu_override_options): Install SFmode format.
10843 (spu_split_immediate): Use integer mode to operate on pieces of
10844 floating-point values in all cases.
10846 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10847 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10848 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10850 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10852 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10854 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10856 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10858 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10861 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10862 on the VAR_DECL instead of TYPE_READONLY on its type.
10864 2008-08-12 Ira Rosen <irar@il.ibm.com>
10866 * tree-vectorizer.c: Depend on langhooks.h.
10867 (supportable_widening_operation): Add two arguments. Support double
10869 (supportable_narrowing_operation): Likewise.
10870 * tree-vectorizer.h (supportable_widening_operation): Add two
10872 (supportable_narrowing_operation): Likewise.
10873 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10874 supportable_widening_operation with correct arguments.
10875 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10876 (vectorizable_type_demotion): Support double type conversions.
10877 (vectorizable_type_promotion): Likewise.
10878 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10880 2008-08-11 Michael Matz <matz@suse.de>
10882 * i386/i386.c (override_options): Move initialisation from
10883 flag_schedule_insns_after_reload to here from ...
10884 (optimization_options): ... here.
10886 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10888 PR rtl-optimization/36998
10889 * dwarf2out.c (compute_barrier_args_size_1,
10890 compute_barrier_args_size): Temporarily remove assertions.
10892 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10894 PR middle-end/20644
10895 * tree-ssa.c (struct walk_data): Add new flag
10896 warn_possibly_uninitialized.
10897 (warn_uninitialized_var): Use it.
10898 (warn_uninitialized_vars): New.
10899 (execute_early_warn_uninitialized): Call it.
10900 (execute_late_warn_uninitialized): Likewise.
10902 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10904 PR middle-end/36238
10905 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10906 for memory subregs.
10908 2008-08-09 Jan Hubicka <jh@suse.cz>
10911 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10913 (expand_fix): Be prepared for expansion to fail.
10914 (expand_sfix_optab): Remove instructions if expansion failed.
10916 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10918 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10919 avr31 architecture.
10920 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10921 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10923 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10925 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10926 mips/t-libgcc-mips16 to tmake_file.
10927 * config/mips/mips-protos.h (mips_call_type): New enum.
10928 (mips_pic_base_register, mips_got_load): Declare.
10929 (mips_restore_gp): Take an rtx argument.
10930 (mips_use_pic_fn_addr_reg_p): Declare.
10931 (mips_expand_call): Replace the sibcall_p argument with
10932 a mips_call_type argument. Add a lazy_p parameter.
10933 (mips_split_call): Declare.
10934 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10935 (MIPS16_PIC_TEMP): Likewise.
10936 (reg_class): Delete M16_NA_REGS.
10937 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10938 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10939 (mips_split_hi_p): Declare.
10940 * config/mips/mips.c (mips_split_hi_p): New array.
10941 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10942 (mips_got_symbol_type_p): New function.
10943 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10944 (mips16_stub_function_p): New function.
10945 (mips16_local_function_p): Likewise.
10946 (mips_use_pic_fn_addr_reg_p): Likewise.
10947 (mips_cannot_force_const_mem): Return false for HIGHs.
10948 Extend CONST_INT and symbolic handling to MIPS16, using
10949 mips_symbol_insns to check that the base symbol type is a
10950 legitimate constant. Reject GOT-based constants if
10951 TARGET_MIPS16_PCREL_LOADS.
10952 (mips_const_insns): Check targetm.cannot_force_const_mem when
10953 decomposing a symbolic base and a large offset.
10954 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10955 When calling a function that needs $25 from MIPS16 code,
10956 move the target address into $25 separately and add a USE
10958 (mips16_gp_pseudo_reg): Insert the initializer immediately
10959 before the first real insn.
10960 (mips_pic_base_register, mips_got_load): New functions.
10961 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10962 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10963 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10964 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10965 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10966 also passing NULL_RTX rather than const0_rtx as the aux argument.
10967 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10968 instead of TARGET_EXPLICIT_RELOCS.
10969 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10970 (mips_load_call_address): Replace the sibcall_p argument with
10971 a mips_call_type argument. Use mips_got_load.
10972 (mips16_local_alias): New structure.
10973 (mips16_local_aliases): New variable.
10974 (mips16_local_aliases_hash): New function.
10975 (mips16_local_aliases_eq): Likewise.
10976 (mips16_local_alias): Likewise.
10977 (mips16_stub_function): Likewise.
10978 (mips16_build_function_stub): Create a local alias for the target
10979 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10980 .cpload directive and an R_MIPS_NONE relocation for the target
10981 function, then load the alias rather than the function itself.
10982 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10983 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10984 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10985 (mips16_build_call_stub): Replace the FN parameter with an
10986 FN_PTR parameter. Force the address into a register if it
10987 isn't a call_insn_operand; don't rely on the caller to do this.
10988 If a call to a locally-defined and locally-binding MIPS16
10989 function must be made indirectly, redirect the call to the
10990 function's local alias. Use mips16_stub_function_p,
10991 mips16_stub_function, mips_expand_call and use_reg.
10992 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10993 Use explicit %hi and %lo accesses where possible.
10994 Use MIPS_CALL to generate the correct code form of a
10995 jal instruction. Add clobbers of $18 instead of uses.
10996 Update the call to mips_emit_call_insn.
10997 (mips_expand_call): Replace the SIBCALL_P argument with a
10998 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10999 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11000 allowing it to modify the call address. Update the calls to
11001 mips_load_call_address and mips_emit_call_insn.
11002 (mips_split_call): New function.
11003 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11004 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11005 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11006 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11007 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11009 (mips_cprestore_slot): New function.
11010 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11011 and use mips_cprestore_slot.
11012 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11014 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11015 then use a copygp_mips16 instruction to set up $28.
11016 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11017 (mips16_lay_out_constants): Call split_all_insns_noflow.
11018 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11019 false if TARGET_MIPS16.
11020 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11021 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11022 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11023 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11024 MIPS16 code. Allow MIPS16 o32 PIC.
11025 (mips_override_options): Allow MIPS16 o32 PIC.
11026 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11027 after reload if TARGET_USE_GOT.
11028 (UNSPEC_COPYGP): New constant.
11029 (length): Use a default length of 8 for MIPS16 GOT loads.
11030 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11031 (*got_page<mode>): Check mips_split_hi_p.
11032 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11033 (unspec_got<mode>, unspec_call<mode>): New expanders.
11034 (load_got<mode>, load_call<mode>): Remove the length attributes.
11035 Use a got attribute instead of a type attribute.
11036 (copygp_mips16): New insn.
11037 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11038 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11039 (sibcall, sibcall_value, call, call_value): Update the calls
11040 to mips_expand_call.
11041 (call_internal, call_value_internal): Use mips_split_call.
11042 (call_value_multiple_internal): Likewise.
11043 (call_split): Move after call_internal (the insn it is split from).
11044 (call_internal_direct, call_value_internal_direct): Turn into
11045 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11046 (call_direct_split, call_value_direct_split): New patterns.
11047 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11048 and use M16_REGS instead of M16_NA_REGS.
11049 * config/mips/predicates.md (const_call_insn_operand): Replace
11050 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11051 mips_use_pic_fn_addr_reg_p check.
11052 (move_operand): Reject HIGHs if mips_split_hi_p.
11053 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11054 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11055 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11056 * config/mips/libgcc-mips16.ver: New file.
11057 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11058 $(srcdir)/config/mips/libgcc-mips16.ver.
11060 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11062 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11064 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11065 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11066 (mips16_cfun_returns_in_fpr_p): Likewise.
11068 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11070 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11071 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11072 rather than 4 to PC.
11074 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11076 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11077 (FUNCTION_PROFILER): Save the static chain pointer into $2
11078 beforehand and restore it aftewards.
11079 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11080 address directly into $25 and call the function through $25;
11081 do not clobber $3. Pad the DImode version to cover the space
11082 left by the deleted $25 <- $3 move.
11083 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11084 the removal of the $25 <- $3 move.
11085 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11086 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11088 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11089 Daniel Jacobowitz <dan@codesourcery.com>
11091 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11092 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11093 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11094 * config/mips/mips.c (mips_start_function_definition): New function.
11095 (mips_end_function_definition): Likewise.
11096 (mips_output_function_prologue): Use mips_start_function_definition.
11097 (mips_output_function_epilogue): Use mips_end_function_definition.
11098 (build_mips16_function_stub): Use mips_start_function_definition
11099 and mips_end_function_definition.
11100 (build_mips16_call_stub): Likewise.
11102 2008-08-09 Richard Guenther <rguenther@suse.de>
11104 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11105 * gimple.h (gimple_call_fn): Adjust comment.
11106 (gimple_call_set_fndecl): New function.
11107 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11108 longer having bare FUNCTION_DECL operand.
11109 (gimple_call_return_type): Likewise.
11110 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11112 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11113 (gimple_mod_pow2): Likewise.
11114 (gimple_mod_subtract): Likewise.
11115 (gimple_ic): Likewise.
11116 (gimple_stringop_fixed_value): Likewise.
11117 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11118 longer having bare FUNCTION_DECL operand.
11119 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11120 * omp-low.c (optimize_omp_library_calls): Likewise.
11121 * cgraphunit.c (update_call_expr): Likewise.
11122 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11123 (execute_convert_to_rsqrt): Likewise.
11124 * cfgexpand.c (gimple_to_tree): Simplify.
11125 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11126 bare FUNCTION_DECL operand.
11127 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11128 (convert_gimple_call): Use gimple_call_fndecl.
11129 * c-common.c (c_warn_unused_result): Likewise.
11131 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11134 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11135 (c_finish_return): Likewise.
11136 (c_start_case): Likewise.
11137 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11138 * c-parser.c (c_parser_condition): New. Call
11139 verify_sequence_points.
11140 (c_parser_paren_condition): Call c_parser_condition.
11141 (c_parser_for_statement): Call c_parser_condition.
11143 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11146 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11147 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11148 Moved from diagnostic.h
11149 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11151 (emit_diagnostic): New.
11152 (warning0, pedwarn0): Delete.
11153 (warning, warning_at, pedwarn, permerror): Return bool.
11154 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11155 Moved to diagnostic.c.
11156 (struct diagnostic_context): Use correct type for
11157 classify_diagnostic.
11158 (diagnostic_report_diagnostic): Update declaration.
11159 (emit_diagnostic): Declare.
11160 * errors.c (warning): Return bool.
11161 * errors.h (warning): Update declaration.
11162 * toplev.h (warning0, pedwarn0): Delete.
11163 (warning, warning_at, pedwarn, permerror): Return bool.
11164 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11165 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11166 inform. Update all calls.
11167 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11168 before giving informative note.
11169 (implicit_decl_warning): Likewise.
11170 * c-typeck.c (build_function_call): Likewise.
11171 * tree-sssa.c (warn_uninit): Likewise.
11172 * builtins.c (gimplify_va_arg_expr): Likewise.
11174 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11177 * doc/invoke.texi (-Wextra): Move warning from here...
11178 (-Wuninitialized): ... to here.
11180 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11183 * flags.h (set_Wunused): Delete
11184 * toplev.c (process_options): Handle Wunused flags here.
11185 * opts.c (maybe_warn_unused_parameter): Delete.
11186 (common_handle_option): Replace set_Wunused by warn_unused.
11187 (set_Wextra): Do not handle Wunused-parameter here.
11188 (set_Wunused): Delete.
11189 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11191 * common.opt (Wunused): Add Var and Init.
11192 (Wunused-function): Likewise.
11193 (Wunused-label): Likewise.
11194 (Wunused-parameter): Likewise.
11195 (Wunused-value): Likewise.
11196 (Wunused-variable): Likewise.
11198 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11200 * doc/invoke.texi: Add cpu_type power7.
11201 * config.in (HAVE_AS_VSX): New.
11202 * config.gcc: Add cpu_type power7.
11203 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11205 * configure: Regenerate.
11206 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11208 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11209 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11210 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11212 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11214 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11215 type to vectorize.builtin_conversion.
11216 (vectorizable_conversion): Likewise.
11217 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11218 integral type as input.
11219 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11221 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11222 and ALTIVEC_BUILTIN_VCTSXS.
11223 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11226 2008-08-08 Richard Guenther <rguenther@suse.de>
11228 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11229 (surely_varying_stmt_p): Calls are varying only if they are
11230 non-builtin and not indirect or have no result.
11231 (ccp_fold): Re-instantiate code before the tuples merge.
11233 2008-08-08 Richard Guenther <rguenther@suse.de>
11235 PR tree-optimization/37056
11236 * gimple.h (gimple_assign_rhs_class): New helper function.
11237 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11238 unary operations properly.
11240 2008-08-07 Jan Hubicka <jh@suse.cz>
11242 * i386.h (ix86_size_cost): Declare.
11243 (ix86_cur_cost): New function macro.
11244 * i386.md (peepholes expanding size and splitters): Predicate by
11245 optimize_insn_for_speed_p.
11246 (peepholes reduce size and splitters): Predicate by
11247 optimize_insn_for_size_p.
11248 * i386.c (ix86_size_cost): Rename from ...
11249 (size_cost): This one.
11250 (override_options): Update.
11251 (decide_alg): Likewise.
11252 (ix86_expand_clear): Use RTL profile.
11253 (ix86_pad_returns): Use RTL profile.
11255 2008-08-07 Jan Hubicka <jh@suse.cz>
11257 * recog.c (split_all_insns): Set RTL profile
11258 (peephole2_optimize): Likewise.
11259 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11260 * combine.c (combine_instructions): Likewise.
11262 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11266 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11268 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11269 value in a6 after the set_frame_ptr insn.
11271 2008-08-07 Richard Henderson <rth@redhat.com>
11274 * gcc.c (cpp_options): Pass along -g*.
11276 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11278 * config/arm/arm.c (output_move_neon): Update comment describing
11279 big-endian vector layout.
11280 (arm_assemble_integer): Do not handle big-endian NEON vectors
11282 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11283 neon_vget_lane<mode>_sext_internal,
11284 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11285 element indices for big-endian.
11287 2008-08-07 Richard Henderson <rth@redhat.com>
11289 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11290 * configure, config.in: Rebuild.
11291 * debug.h (dwarf2out_do_cfi_asm): Declare.
11292 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11293 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11294 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11295 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11297 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11299 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11300 movv2si_internal): Combine into mov<mode>_internal.
11301 (movv2si_internal_2): Remove.
11303 2008-08-07 Jan Hubicka <jh@suse.cz>
11306 * i386.md (single stringop patterns): Enable unconditionally.
11308 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11311 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11313 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11314 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11316 * config/i386/sse.md (sse2_movq128): New.
11318 * doc/extend.texi: Document __builtin_ia32_movq128.
11320 2008-08-07 Richard Guenther <rguenther@suse.de>
11322 PR middle-end/37042
11323 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11324 pointers can access anything.
11326 2008-08-06 Jan Hubicka <jh@suse.cz>
11328 * optabs.c (emit_unop_insn): Break out to ...
11329 (maybe_emit_unop_insn): ... this one.
11330 (expand_sfix_optab): Use maybe variant.
11331 * optabs.h (maybe_emit_unop_insn): Declare.
11333 * i386.md (mov0 patterns): Enable by default.
11334 (FP conversion expanders): Disable expansion of code expanding
11335 sequences when instruction should be optimized for size.
11336 (single strinop patterns): Enable when optimizing for size.
11337 (string expanders): Disable expanding of code expanding sequences
11338 when optimizning instruction for size.
11339 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11341 (ix86_fp_comparison_sahf_cost): Likewise.
11342 (ix86_expand_branch): Likewise.
11343 (ix86_expand_ashl_const): Likewise.
11344 (ix86_split_ashl): Likewise.
11345 (ix86_expand_strlen): Likewise.
11346 (ix86_emit_fp_unordered_jump): Likewie.
11348 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11350 * c-common.c: Fix typo.
11351 (c_common_reswords): Activate more C++ keyword warnings.
11353 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11355 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11358 * diagnostic.c (permerror_at): New.
11359 * toplev.h (permerror_at): Declare.
11361 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11362 Ira Rosen <irar@il.ibm.com>
11364 * tree-vect-transform.c (vect_model_simple_cost): Return
11365 immediately if stmt is pure SLP.
11366 (vect_model_store_cost): Ditto.
11367 (vect_model_load_cost): Ditto.
11368 (vectorizable_store): Remove PURE_SLP check before call
11369 to vect_model_store_cost.
11370 (vect_model_store_cost): When checking whether stmt describe
11371 strided access, add a check that it is not slp_node.
11373 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11376 * c-common.c (warn_for_sign_compare): New. Handle separately the
11377 case that 'constant' is zero.
11378 * c-typeck.c (build_binary_op): Move code to c-common.c
11380 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11382 * config/alpha/alpha.c (alpha_preferred_reload_class,
11383 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11384 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11385 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11386 * config/arm/arm.md: Likewise.
11387 * config/avr/avr-protos.h (preferred_reload_class,
11388 test_hard_reg_class, avr_simplify_comparison_p,
11389 out_shift_with_cnt, class_max_nregs): Likewise.
11390 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11391 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11392 preferred_reload_class, test_hard_reg_class): Likewise.
11393 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11394 bfin_memory_move_cost, bfin_secondary_reload,
11395 bfin_output_mi_thunk): Likewise.
11396 * config/crx/crx.c (crx_secondary_reload_class,
11397 crx_memory_move_cost): Likewise.
11398 * config/frv/frv-protos.h (frv_secondary_reload_class,
11399 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11400 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11401 frv_secondary_reload_class, frv_class_likely_spilled_p,
11402 frv_class_max_nregs): Likewise.
11403 * config/h8300/h8300.c (h8300_classify_operand,
11404 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11406 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11407 * config/ia64/ia64.c (ia64_preferred_reload_class,
11408 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11409 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11410 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11412 * config/m68hc11/m68hc11.c (preferred_reload_class,
11413 m68hc11_memory_move_cost): Likewise.
11414 * config/mcore/mcore.c (mcore_secondary_reload_class,
11415 mcore_reload_class): Likewise.
11416 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11417 mips_class_max_nregs, mips_cannot_change_mode_class,
11418 mips_preferred_reload_class, mips_secondary_reload_class,
11419 mips_output_mi_thunk): Likewise.
11420 * config/mmix/mmix.c (mmix_preferred_reload_class,
11421 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11423 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11425 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11426 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11427 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11428 * config/rs6000/rs6000.c (paired_expand_vector_init,
11429 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11430 compare_section_name, rs6000_memory_move_cost): Likewise.
11431 * config/s390/s390.c (s390_emit_compare_and_swap,
11432 s390_preferred_reload_class, s390_secondary_reload,
11433 legitimize_pic_address, legitimize_tls_address,
11434 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11435 s390_class_max_nregs): Likewise.
11436 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11437 * config/s390/s390.md: Likewise.
11438 * config/score/score-protos.h (score_secondary_reload_class,
11439 score_preferred_reload_class): Likewise.
11440 * config/score/score.c (score_preferred_reload_class,
11441 score_secondary_reload_class): Likewise.
11442 * config/score/score3.c (score3_output_mi_thunk,
11443 score3_preferred_reload_class, score3_secondary_reload_class,
11444 score3_hard_regno_mode_ok): Likewise.
11445 * config/score/score3.h (score3_preferred_reload_class,
11446 score3_secondary_reload_class): Likewise.
11447 * config/score/score7.c (score7_output_mi_thunk,
11448 score7_preferred_reload_class, score7_secondary_reload_class,
11449 score7_hard_regno_mode_ok): Likewise.
11450 * config/score/score7.h (score7_preferred_reload_class,
11451 score7_secondary_reload_class): Likewise.
11452 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11453 output_branchy_insn, add_constant, gen_block_redirect,
11454 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11455 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11456 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11457 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11458 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11459 xstormy16_preferred_reload_class): Likewise.
11460 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11461 xtensa_expand_atomic, override_options,
11462 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11464 * reorg.c (try_merge_delay_insns): Likewise.
11465 * tree.c (merge_dllimport_decl_attributes): Likewise.
11467 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11469 2008-08-06 Michael Matz <matz@suse.de>
11471 * Makefile.in (write_entries_to_file): Quote words.
11472 * gengtype.c (read_input_line): Skip over leading white-space.
11474 2008-08-06 Marc Gauthier <marc@tensilica.com>
11476 * config.gcc: Match more processor names for Xtensa.
11477 * configure.ac: Likewise.
11478 * doc/install.texi (Specific): Likewise.
11479 * configure: Regenerate.
11481 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11483 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11484 * calls.c (avoid_likely_spilled_reg): Likewise.
11485 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11486 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11487 * config/i386/i386.c (ix86_expand_special_args_builtin,
11488 ix86_secondary_reload): Likewise.
11489 * except.c (struct eh_region, gen_eh_region_catch,
11490 remove_unreachable_regions, duplicate_eh_regions,
11491 assign_filter_values, build_post_landing_pads,
11492 sjlj_find_directly_reachable_regions, remove_eh_handler,
11493 reachable_next_level, foreach_reachable_handler,
11494 can_throw_internal_1, can_throw_external_1,
11495 collect_one_action_chain): Likewise.
11496 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11497 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11498 * function.c (update_temp_slot_address, instantiate_new_reg,
11499 instantiate_virtual_regs_in_rtx,
11500 instantiate_virtual_regs_in_insn): Likewise.
11501 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11502 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11503 gimplify_cleanup_point_expr): Likewise.
11504 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11505 * passes.c (next_pass_1): Likewise.
11506 * print-tree.c (print_node_brief, print_node): Likewise.
11507 * profile.c (branch_prob): Likewise.
11508 * tree-dump.c (dump_register): Likewise.
11509 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11511 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11512 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11513 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11514 copy_arguments_for_versioning, copy_static_chain): Likewise.
11515 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11516 add_new_name_mapping, register_new_name_mapping): Likewise.
11517 * tree-mudflap.c (mf_xform_derefs): Likewise.
11518 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11519 get_init_expr, combine_chains): Likewise.
11520 * tree-pretty-print.c (dump_generic_node): Likewise.
11521 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11522 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11523 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11524 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11526 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11528 PR middle-end/37010
11529 * calls.c (expand_call): Use the biggest preferred stack
11532 2008-08-06 Michael Matz <matz@suse.de>
11535 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11536 for reused reload, instead of overwriting them.
11538 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11540 PR middle-end/37009
11541 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11542 for incoming stack boundary.
11544 * function.c (assign_parm_find_entry_rtl): Update
11545 parm_stack_boundary.
11547 * function.h (rtl_data): Add parm_stack_boundary.
11549 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11550 parm_stack_boundary for incoming stack boundary.
11552 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11554 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11555 for unrepresentable subregs or treat them as equal to other regs
11556 or subregs with the same register number.
11558 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11560 PR middle-end/35432
11561 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11564 2008-08-06 Jan Hubicka <jh@suse.cz>
11566 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11567 frequencies might be hot.
11569 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11571 * reload.c (find_reloads): Force constants into literal pool
11572 also if they are wrapped in a SUBREG.
11574 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11577 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11578 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11579 Don't allow predicated instructions for data speculation.
11580 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11583 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11585 * haifa-sched.c (extend_global): Split to extend_global_data and
11586 extend_region_data. Update all uses.
11587 (extend_all): Rename to extend_block_data.
11589 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11591 * sched-rgn.c (new_ready): Check if instruction can be
11592 speculatively scheduled before attempting speculation.
11593 (debug_rgn_dependencies): Remove wrongful assert.
11595 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11597 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11599 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11601 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11602 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11603 va_size, and type_size.
11605 2008-08-04 Jason Merrill <jason@redhat.com>
11608 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11609 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11611 2008-08-05 Richard Henderson <rth@redhat.com>
11613 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11614 * configure: Rebuild.
11616 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11619 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11620 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11623 2008-08-05 Richard Henderson <rth@redhat.com>
11625 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11626 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11627 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11628 * common.opt (fdwarf2-cfi-asm): New.
11629 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11630 * config.in, configure: Rebuild.
11631 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11632 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11634 (dw2_force_const_mem): Externalize.
11635 * dwarf2asm.h: Update.
11636 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11637 generate a real label.
11638 (output_cfi_directive): New.
11639 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11640 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11641 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11643 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11644 (output_loc_operands_raw, output_loc_sequence_raw): New.
11645 (output_cfa_loc_raw): New.
11647 2008-08-05 Paul Brook <paul@codesourcery.com>
11649 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11650 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11651 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11652 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11653 * config/arm/arm.h (TARGET_VFPD32): Define.
11654 (TARGET_VFP3): Use TARGET_VFPD32.
11655 (fputype): Add FPUTYPE_VFP3D16.
11656 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11657 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11658 * config/arm/arm-cores.def: Add cortex-r4f.
11659 * config/arm/arm-tune.md: Regenerate.
11661 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11663 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11664 Reword some comments throughout the file.
11666 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11667 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11668 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11669 MFC_MIN_DMA_LIST_ELEMENTS.
11670 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11671 MFC_MAX_DMA_LIST_ELEMENTS.
11673 (MFC_START_ENABLE): Remove PPU-only define.
11674 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11675 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11677 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11678 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11679 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11680 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11681 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11682 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11683 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11685 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11686 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11687 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11688 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11690 (spu_read_machine_status): Fix typo.
11692 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11694 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11695 SUBREG of multi-word hard register.
11696 * config/spu/spu.c (valid_subreg): Likewise.
11697 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11699 2008-08-04 Richard Guenther <rguenther@suse.de>
11701 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11702 the candidate with the stripped base if that base is different
11703 from the original base even for offset zero.
11705 2008-08-04 Richard Guenther <rguenther@suse.de>
11707 PR middle-end/36691
11708 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11709 check for no_overflow.
11711 2008-08-04 Richard Guenther <rguenther@suse.de>
11713 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11715 2008-08-04 Paul Brook <paul@codesourcery.com>
11717 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11718 (arm_order_regs_for_local_alloc): New function.
11719 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11721 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11723 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11726 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11727 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11728 (ix86_expand_epilogue): Likewise.
11730 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11732 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11735 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11737 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11738 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11739 (*movv2sf_internal_rex64): Ditto.
11741 2008-08-03 Jan Hubicka <jh@suse.cz>
11743 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11744 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11745 * expmed.c (expand_smod_pow2): Likewise.
11747 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11750 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11751 alternative 0 of operand 1.
11752 (*vec_concatv2di_rex64_sse): Ditto.
11753 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11755 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11756 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11757 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11758 (*movv2sf_internal_rex64): Ditto.
11760 2008-08-02 Richard Guenther <rguenther@suse.de>
11763 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11764 (ssedoublesizemode): New mode attribute.
11765 (sse_shufps): Call gen_sse_shufps_v4sf.
11766 (sse_shufps_1): Macroize.
11767 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11768 (sse2_shufpd_1): Macroize.
11769 (vec_extract_odd, vec_extract_even): New expanders.
11770 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11771 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11772 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11773 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11774 (ix86_expand_vector_set): Likewise.
11775 (ix86_expand_reduc_v4sf): Likewise.
11777 2008-08-01 Doug Kwan <dougkwan@google.com>
11779 * matrix-reorg.c: Re-enable all code.
11780 (struct malloc_call_data): Change CALL_STMT to gimple type.
11781 (collect_data_for_malloc_call): Tuplify.
11782 (struct access_site_info): Change STMT to gimple type.
11783 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11784 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11785 (struct free_info): Change STMT to gimple type.
11786 (struct matrix_access_phi_node): Change PHI to gimple type.
11787 (get_inner_of_cast_expr): Remove.
11788 (may_flatten_matrices_1): Tuplify.
11789 (may_flatten_matrices): Ditto.
11790 (mark_min_matrix_escape_level): Ditto.
11791 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11792 (ssa_accessed_in_call_rhs): New
11793 (ssa_accessed_in_assign_rhs): New
11794 (record_access_alloc_site_info): Tuplify.
11795 (add_allocation_site): Ditto.
11796 (analyze_matrix_allocation_site): Ditto.
11797 (analyze_transpose): Ditto.
11798 (get_index_from_offset): Ditto.
11799 (update_type_size): Ditto.
11800 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11801 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11802 (analyze_accesses_for_phi_node): Tuplify.
11803 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11804 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11805 (analyze_matrix_accesses): Tuplify.
11806 (check_var_data): New call-back type for check_var_notmodified_p.
11807 (check_var_notmodified_p): Tuplify and use call-back struct to
11808 return statement found.
11809 (can_calculate_expr_before_stmt): Factor out statement related code
11811 (can_calculate_stmt_before_stmt): New.
11812 (check_allocation_function): Tuplify.
11813 (find_sites_in_func): Ditto.
11814 (record_all_accesses_in_func): Ditto.
11815 (transform_access_sites): Ditto.
11816 (transform_allocation_sites): Ditto.
11817 (matrix_reorg): Re-enable.
11818 (gate_matrix_reorg): Re-enable.
11820 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11822 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11823 for labels for which it hasn't been set yet. If it has been set,
11824 stop walking insns and continue with next worklist item.
11825 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11826 if the only BARRIER is at the very end of a function.
11828 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11830 * cfgexpand.c (expand_stack_alignment): Assert that
11831 stack_realign_drap and drap_rtx must match.
11833 * function.c (instantiate_new_reg): If DRAP is used to realign
11834 stack, replace virtual_incoming_args_rtx with internal arg
11837 2008-08-01 Richard Guenther <rguenther@suse.de>
11839 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11840 loop information only if we initialized it.
11841 (execute_pre): Call fini_pre with in_fre.
11842 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11843 if we do not unroll because we hit max-completely-peeled-insns.
11844 Use our estimation for consistency, do allow shrinking.
11846 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11848 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11849 with MIN_STACK_BOUNDARY.
11850 (ix86_update_stack_boundary): Likewise.
11851 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11854 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11855 (MIN_STACK_BOUNDARY): This.
11857 2008-08-01 Richard Guenther <rguenther@suse.de>
11859 PR middle-end/36997
11860 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11862 2008-08-01 Richard Guenther <rguenther@suse.de>
11864 PR tree-optimization/36988
11865 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11866 do not matter if that doesn't change volatile qualification.
11868 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11870 * configure.ac: Do not generate libada-mk. Do not subst
11871 host_cc_for_libada.
11872 * libada-mk.in: Remove.
11873 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11874 * configure: Regenerate.
11876 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11878 * tree-pass.h: Added comment about not dumping passes with name
11879 starting with star in struct opt_pass.
11880 * passes.c (register_dump_files_1): Don't do dump for a pass with
11881 name starting with star.
11882 * doc/passes.texi (Pass manager): Mention pass names and special
11883 meaning of star prefix to avoid dump.
11885 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11887 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11889 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11890 (ISA_MIPS64R2): New macro.
11891 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11892 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11893 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11894 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11895 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11896 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11897 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11898 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11899 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11900 Move up to keep list alphabetically sorted.
11901 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11902 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11904 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11905 (-march=@var{arch}): Add mips64r2.
11907 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11909 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11911 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11913 * expr.c (expand_assignment): Check for complete type.
11915 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11918 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11920 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11921 for stack alignment.
11923 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11925 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11927 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11928 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11930 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11932 PR rtl-optimization/36419
11933 * dwarf2out.c (barrier_args_size): New variable.
11934 (compute_barrier_args_size, compute_barrier_args_size_1): New
11936 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11937 if not called yet in the current function, use barrier_args_size
11938 array to find the new args_size value.
11939 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11941 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11944 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11947 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11950 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11951 (dwarf2out_stack_adjust): Use it.
11952 (dwarf2out_frame_debug_expr): Likewise.
11954 2008-07-31 Richard Guenther <rguenther@suse.de>
11956 PR tree-optimization/36978
11957 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11958 the generated condition.
11960 2008-07-31 Richard Guenther <rguenther@suse.de>
11962 * passes.c (init_optimization_passes): Always call
11963 pass_early_warn_uninitialized.
11964 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11965 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11966 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11968 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11971 * builtins.c (maybe_emit_free_warning): New function.
11972 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11973 maybe_emit_free_warning for BUILT_IN_FREE.
11976 * dwarf2out.c (get_context_die): New function.
11977 (force_decl_die, force_type_die): Use it.
11978 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11979 returns NULL, force generation of DW_TAG_typedef and put that into
11982 PR preprocessor/36649
11983 * c-pch.c (c_common_read_pch): Save and restore
11984 line_table->trace_includes across PCH restore.
11986 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11989 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11991 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11994 * final.c (call_from_call_insn): Handle COND_EXEC.
11996 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11998 * builtins.c (std_gimplify_va_arg_expr): Replace
11999 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12000 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12002 2008-07-30 Joey Ye <joey.ye@intel.com>
12003 H.J. Lu <hongjiu.lu@intel.com>
12005 * builtins.c (expand_builtin_setjmp_receiver): Replace
12006 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12007 (expand_builtin_apply_args_1): Likewise.
12008 (expand_builtin_longjmp): Need DRAP for stack alignment.
12009 (expand_builtin_apply): Likewise.
12011 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12012 instead of assign_stack_local to allow alignment reduction.
12014 * calls.c (emit_call_1): Need DRAP for stack alignment if
12016 (expand_call): Replace virtual_incoming_args_rtx with
12017 crtl->args.internal_arg_pointer.
12018 * stmt.c (expand_nl_goto_receiver): Likewise.
12020 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12021 alignment and store to stack_alignment_estimated and
12022 max_used_stack_slot_alignment.
12023 (expand_one_var): Likewise.
12024 (expand_stack_alignment): New function.
12025 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12026 and stack_alignment_estimated fields in rtl_data. Call
12027 expand_stack_alignment at end.
12029 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12030 (MAX_STACK_ALIGNMENT): Likewise.
12031 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12032 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12034 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12035 stack alignment when generating virtual registers.
12037 * function.c (assign_stack_local): Renamed to ...
12038 (assign_stack_local_1): This. Add a parameter to indicate
12039 if it is OK to reduce alignment.
12040 (assign_stack_local): Use it.
12041 (instantiate_new_reg): Instantiate virtual incoming args rtx
12042 to vDRAP if stack realignment and DRAP is needed.
12043 (assign_parms): Collect parameter/return type alignment and
12044 contribute to stack_alignment_estimated.
12045 (locate_and_pad_parm): Likewise.
12046 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12047 with crtl->args.internal_arg_pointer.
12049 * function.h (rtl_data): Add new field drap_reg,
12050 max_used_stack_slot_alignment, stack_alignment_estimated,
12051 stack_realign_needed, need_drap, stack_realign_processed and
12052 stack_realign_finalized.
12053 (stack_realign_fp): New macro.
12054 (stack_realign_drap): Likewise.
12056 * global.c (compute_regsets): Frame pointer is needed when
12057 stack is realigned. Can eliminate frame pointer when stack is
12058 realigned and dynamic realigned argument pointer isn't used.
12060 * reload1.c (update_eliminables): Frame pointer is needed
12061 when stack is realigned.
12062 (init_elim_table): Can eliminate frame pointer when stack is
12063 realigned and dynamic realigned argument pointer isn't used.
12065 * rtl.h (assign_stack_local_1): Declare new funtion.
12067 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12068 (TARGET_GET_DRAP_RTX): Likewise.
12069 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12070 TARGET_GET_DRAP_RTX.
12072 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12074 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12075 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12077 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12078 H.J. Lu <hongjiu.lu@intel.com>
12080 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12081 vdrap_reg, stack_realign and drap_reg_saved.
12082 (add_cfi): Don't allow redefining CFA when DRAP is used.
12083 (reg_save): Handle stack alignment.
12084 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12085 alignment. Don't generate DWARF information for (set fp sp)
12087 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12089 (int_loc_descriptor): Move prototype forward. Also define if
12090 DWARF2_UNWIND_INFO is true.
12091 (output_cfa_loc): Handle DW_CFA_expression.
12092 (build_cfa_aligned_loc): New.
12093 (based_loc_descr): Update assert for stack realign. For local
12094 variables, use sp+offset when stack is aligned without drap and
12095 fp+offset when stack is aligned with drap. For arguments, use
12096 cfa+offset when drap is used to align stack.
12098 2008-07-30 Joey Ye <joey.ye@intel.com>
12099 H.J. Lu <hongjiu.lu@intel.com>
12101 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12103 (ix86_gen_andsp): New.
12104 (ix86_user_incoming_stack_boundary): Likewise.
12105 (ix86_default_incoming_stack_boundary): Likewise.
12106 (ix86_incoming_stack_boundary): Likewise.
12107 (ix86_can_eliminate): Likewise.
12108 (find_drap_reg): Likewise.
12109 (ix86_update_stack_boundary): Likewise.
12110 (ix86_get_drap_rtx): Likewise.
12111 (ix86_finalize_stack_realign_flags): Likewise.
12112 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12113 (TARGET_GET_DRAP_RTX): Likewise.
12114 (override_options): Overide option value for new options.
12115 (ix86_function_ok_for_sibcall): Remove check for
12116 force_align_arg_pointer.
12117 (ix86_handle_cconv_attribute): Likewise.
12118 (ix86_function_regparm): Likewise.
12119 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12120 (ix86_va_start): Replace virtual_incoming_args_rtx with
12121 crtl->args.internal_arg_pointer.
12122 (ix86_select_alt_pic_regnum): Check DRAP register.
12123 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12124 (ix86_compute_frame_layout): Compute frame layout wrt stack
12126 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12127 (ix86_expand_prologue): Decide if stack realignment is needed
12128 and generate prologue code accordingly.
12129 (ix86_expand_epilogue): Generate epilogue code wrt stack
12130 realignment is really needed or not.
12132 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12133 (ABI_STACK_BOUNDARY): Likewise.
12134 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12135 (STACK_REALIGN_DEFAULT): Likewise.
12136 (INCOMING_STACK_BOUNDARY): Likewise.
12137 (MAX_STACK_ALIGNMENT): Likewise.
12138 (ix86_incoming_stack_boundary): Likewise.
12139 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12140 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12141 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12142 (machine_function): Remove force_align_arg_pointer.
12144 * config/i386/i386.md (BX_REG): New.
12145 (R13_REG): Likewise.
12147 * config/i386/i386.opt (mforce_drap): New.
12148 (mincoming-stack-boundary): Likewise.
12149 (mstackrealign): Add Init(-1).
12151 * config/i386/i386-protos.h (ix86_can_eliminate): New
12153 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12155 * doc/extend.texi: Update force_align_arg_pointer.
12157 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12160 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12161 (INCOMING_STACK_BOUNDARY): Likewise.
12162 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12163 (TARGET_GET_DRAP_RTX): Likewise.
12165 2008-07-30 Andreas Schwab <schwab@suse.de>
12167 PR rtl-optimization/36929
12168 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12169 add_insn_before and fix argument order.
12170 (replace_inc_dec_mem): Handle NULL rtx.
12172 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12174 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12176 (arm_compute_initial_elimination_offset): Use it.
12177 (arm_compute_save_reg_mask): Include static chain save slot when
12178 calculating alignment.
12179 (arm_get_frame_offsets): Ditto.
12180 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12181 that we can use to decrement the stack when the stack decrement
12182 could be too big for an immediate value in a single insn.
12183 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12185 2008-07-30 Richard Guenther <rguenther@suse.de>
12187 PR tree-optimization/36967
12188 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12189 Release defs of statements we remove.
12191 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12193 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12194 instead of NULL_RTVEC.
12196 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12200 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12203 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12205 * final.c (call_from_call_insn): New.
12206 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12208 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12210 * configure.ac: Substitute ADA_CFLAGS.
12211 * configure: Regenerate.
12212 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12213 * Makefile.in: Remove mention of X_* variables.
12214 * config/pa/x-ada-hpux10: Remove.
12215 * config/pa/x-ada: Remove.
12217 * doc/fragments.texi: Update.
12219 2008-07-30 Olivier Hainque <hainque@adacore.com>
12221 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12222 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12223 __dso_handle explicitly here.
12225 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12228 * c-typeck.c (build_binary_op): Encapsulate code into...
12229 * c-common.c (shorten_binary_op): ...this new function.
12230 (conversion_warning): Use the new function. Handle non-negative
12231 constant in bitwise-and.
12232 * c-common.h (shorten_binary_op): Declare.
12234 2008-07-30 Olivier Hainque <hainque@adacore.com>
12236 * scan.c (make_sstring_space): Add explicit conversions of
12237 allocator's return value.
12238 * fix-header.c (recognized_function): Likewise.
12240 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12242 * doc/cpp.texi: Update to GFDL 1.2.
12243 * doc/gcc.texi: Do not list GPL as Invariant Section.
12244 * doc/gccint.texi: Likewise. Update copyright years.
12245 * doc/install.texi: Update copyright years.
12247 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12250 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12251 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12253 2008-07-29 Jan Hubicka <jh@suse.cz>
12255 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12256 (grokdeclarator): Likewise.
12257 * langhooks.c (lhd_warn_unused_global_decl): Use
12258 DECL_DECLARED_INLINE_P.
12259 * print-tree.c (print_node): Remove DECL_INLINE check.
12261 2008-07-29 Richard Guenther <rguenther@suse.de>
12263 PR tree-optimization/36945
12264 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12265 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12266 Record invariant addresses un-decomposed.
12267 (copy_reference_ops_from_call): Record reference call
12268 arguments properly. Simplify.
12269 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12270 helper split out from ...
12271 (create_component_ref_by_pieces): ... here. Simplify.
12272 Prepare for recursive invocation for call arguments.
12273 (create_expression_by_pieces): Adjust call to
12274 create_component_ref_by_pieces.
12275 (compute_avail): Process operand 2 of reference ops.
12277 2008-07-29 Richard Guenther <rguenther@suse.de>
12279 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12281 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12283 * c-format.c (check_format_types): Revert unwanted checkin.
12285 2008-07-29 Jan Hubicka <jh@suse.cz>
12287 * flags.h (flag_really_no_inline): Remove.
12288 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12289 * toplev.c (flag_really_no_inline): Remove.
12290 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12291 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12292 (cgraph_decide_inlining_incrementally): Likewise.
12293 (compute_inline_parameters): Likewise.
12294 * opts.c (decode_options): Simplify.
12295 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12296 * common.opt (finline): Initialize to 1.
12297 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12299 2008-07-29 Jan Hubicka <jh@suse.cz>
12301 * predict.c (always_optimize_for_size_p): New function.
12302 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12303 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12304 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12306 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12307 * function.c (prepare_function_start): Set default profile.
12308 * function.h (rtl_data): Add maybe_hot_insn_p.
12309 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12310 (construct_exit_block): Likewise.
12311 (tree_expand_cfg): Likewise.
12313 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12314 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12315 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12316 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12319 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12322 * c-decl.c (merge_decls): Merge USED flags.
12324 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12326 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12327 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12328 next_stack, lab_false and lab_over trees.
12330 2008-07-28 Richard Guenther <rguenther@suse.de>
12332 PR tree-optimization/36957
12333 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12334 (useless_type_conversion_p): Remove.
12335 (types_compatible_p): Remove.
12336 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12337 (useless_type_conversion_p): Declare.
12338 (types_compatible_p): Declare.
12339 (gimple_expr_type): Return the base type only if it is
12340 trivially convertible to the subtype.
12342 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12344 * configure.ac: Use the m4_do macro to concatenate the warnings into
12345 one string in ACX_PROG_CC_WARNING_OPTS,
12346 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12347 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12348 * configure: Regenerate.
12350 2008-07-28 Richard Guenther <rguenther@suse.de>
12352 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12353 (insert_fake_stores): Remove.
12354 (realify_fake_stores): Likewise.
12355 (execute_pre): Remove dead code.
12356 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12357 (find_func_aliases): Deal with it here instead.
12358 Re-enable gcc_unreachable call.
12360 2008-07-28 Richard Guenther <rguenther@suse.de>
12362 Merge from gimple-tuples-branch.
12364 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12365 * gimple.def: New file.
12366 * gsstruct.def: Likewise.
12367 * gimple-iterator.c: Likewise.
12368 * gimple-pretty-print.c: Likewise.
12369 * tree-gimple.c: Removed. Merged into ...
12370 * gimple.c: ... here. New file.
12371 * tree-gimple.h: Removed. Merged into ...
12372 * gimple.h: ... here. New file.
12374 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12375 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12376 --enable-checking=gimple flag.
12377 * config.in: Likewise.
12378 * configure: Regenerated.
12380 * tree-ssa-operands.h: Tuplified.
12381 * tree-vrp.c: Likewise.
12382 * tree-loop-linear.c: Likewise.
12383 * tree-into-ssa.c: Likewise.
12384 * tree-ssa-loop-im.c: Likewise.
12385 * tree-dump.c: Likewise.
12386 * tree-complex.c: Likewise.
12387 * cgraphbuild.c: Likewise.
12388 * tree-ssa-threadupdate.c: Likewise.
12389 * tree-ssa-loop-niter.c: Likewise.
12390 * tree-pretty-print.c: Likewise.
12391 * tracer.c: Likewise.
12392 * gengtype.c: Likewise.
12393 * tree-loop-distribution.c: Likewise.
12394 * tree-ssa-loop-unswitch.c: Likewise.
12395 * cgraph.c: Likewise.
12396 * cgraph.h: Likewise.
12397 * tree-ssa-loop-manip.c: Likewise.
12398 * value-prof.c: Likewise.
12399 * tree-ssa-loop-ch.c: Likewise.
12400 * tree-tailcall.c: Likewise.
12401 * value-prof.h: Likewise.
12402 * tree.c: Likewise.
12403 * tree.h: Likewise.
12404 * tree-pass.h: Likewise.
12405 * ipa-cp.c: Likewise.
12406 * tree-scalar-evolution.c: Likewise.
12407 * tree-scalar-evolution.h: Likewise.
12408 * target.h: Likewise.
12409 * lambda-mat.c: Likewise.
12410 * tree-phinodes.c: Likewise.
12411 * diagnostic.h: Likewise.
12412 * builtins.c: Likewise.
12413 * tree-ssa-alias-warnings.c: Likewise.
12414 * cfghooks.c: Likewise.
12415 * fold-const.c: Likewise.
12416 * cfghooks.h: Likewise.
12417 * omp-low.c: Likewise.
12418 * tree-ssa-dse.c: Likewise.
12419 * ipa-reference.c: Likewise.
12420 * tree-ssa-uncprop.c: Likewise.
12421 * toplev.c: Likewise.
12422 * tree-gimple.c: Likewise.
12423 * tree-gimple.h: Likewise.
12424 * tree-chrec.c: Likewise.
12425 * tree-chrec.h: Likewise.
12426 * tree-ssa-sccvn.c: Likewise.
12427 * tree-ssa-sccvn.h: Likewise.
12428 * cgraphunit.c: Likewise.
12429 * tree-ssa-copyrename.c: Likewise.
12430 * tree-ssa-ccp.c: Likewise.
12431 * tree-ssa-loop-ivopts.c: Likewise.
12432 * tree-nomudflap.c: Likewise.
12433 * tree-call-cdce.c: Likewise.
12434 * ipa-pure-const.c: Likewise.
12435 * c-format.c: Likewise.
12436 * tree-stdarg.c: Likewise.
12437 * tree-ssa-math-opts.c: Likewise.
12438 * tree-ssa-dom.c: Likewise.
12439 * tree-nrv.c: Likewise.
12440 * tree-ssa-propagate.c: Likewise.
12441 * ipa-utils.c: Likewise.
12442 * tree-ssa-propagate.h: Likewise.
12443 * tree-ssa-alias.c: Likewise.
12444 * gimple-low.c: Likewise.
12445 * tree-ssa-sink.c: Likewise.
12446 * ipa-inline.c: Likewise.
12447 * c-semantics.c: Likewise.
12448 * dwarf2out.c: Likewise.
12449 * expr.c: Likewise.
12450 * tree-ssa-loop-ivcanon.c: Likewise.
12451 * predict.c: Likewise.
12452 * tree-ssa-loop.c: Likewise.
12453 * tree-parloops.c: Likewise.
12454 * tree-ssa-address.c: Likewise.
12455 * tree-ssa-ifcombine.c: Likewise.
12456 * matrix-reorg.c: Likewise.
12457 * c-decl.c: Likewise.
12458 * tree-eh.c: Likewise.
12459 * c-pretty-print.c: Likewise.
12460 * lambda-trans.c: Likewise.
12461 * function.c: Likewise.
12462 * langhooks.c: Likewise.
12463 * ebitmap.h: Likewise.
12464 * tree-vectorizer.c: Likewise.
12465 * function.h: Likewise.
12466 * langhooks.h: Likewise.
12467 * tree-vectorizer.h: Likewise.
12468 * ipa-type-escape.c: Likewise.
12469 * ipa-type-escape.h: Likewise.
12470 * domwalk.c: Likewise.
12471 * tree-if-conv.c: Likewise.
12472 * profile.c: Likewise.
12473 * domwalk.h: Likewise.
12474 * tree-data-ref.c: Likewise.
12475 * tree-data-ref.h: Likewise.
12476 * tree-flow-inline.h: Likewise.
12477 * tree-affine.c: Likewise.
12478 * tree-vect-analyze.c: Likewise.
12479 * c-typeck.c: Likewise.
12480 * gimplify.c: Likewise.
12481 * coretypes.h: Likewise.
12482 * tree-ssa-phiopt.c: Likewise.
12483 * calls.c: Likewise.
12484 * tree-ssa-coalesce.c: Likewise.
12485 * tree.def: Likewise.
12486 * tree-dfa.c: Likewise.
12487 * except.c: Likewise.
12488 * except.h: Likewise.
12489 * cfgexpand.c: Likewise.
12490 * tree-cfgcleanup.c: Likewise.
12491 * tree-ssa-pre.c: Likewise.
12492 * tree-ssa-live.c: Likewise.
12493 * tree-sra.c: Likewise.
12494 * tree-ssa-live.h: Likewise.
12495 * tree-predcom.c: Likewise.
12496 * lambda.h: Likewise.
12497 * tree-mudflap.c: Likewise.
12498 * ipa-prop.c: Likewise.
12499 * print-tree.c: Likewise.
12500 * tree-ssa-copy.c: Likewise.
12501 * ipa-prop.h: Likewise.
12502 * tree-ssa-forwprop.c: Likewise.
12503 * ggc-page.c: Likewise.
12504 * c-omp.c: Likewise.
12505 * tree-ssa-dce.c: Likewise.
12506 * tree-vect-patterns.c: Likewise.
12507 * tree-ssa-ter.c: Likewise.
12508 * tree-nested.c: Likewise.
12509 * tree-ssa.c: Likewise.
12510 * lambda-code.c: Likewise.
12511 * tree-ssa-loop-prefetch.c: Likewise.
12512 * tree-inline.c: Likewise.
12513 * tree-inline.h: Likewise.
12514 * tree-iterator.c: Likewise.
12515 * tree-optimize.c: Likewise.
12516 * tree-ssa-phiprop.c: Likewise.
12517 * tree-vect-transform.c: Likewise.
12518 * tree-object-size.c: Likewise.
12519 * tree-outof-ssa.c: Likewise.
12520 * cfgloop.c: Likewise.
12521 * system.h: Likewise.
12522 * tree-profile.c: Likewise.
12523 * cfgloop.h: Likewise.
12524 * c-gimplify.c: Likewise.
12525 * c-common.c: Likewise.
12526 * tree-vect-generic.c: Likewise.
12527 * tree-flow.h: Likewise.
12528 * c-common.h: Likewise.
12529 * basic-block.h: Likewise.
12530 * tree-ssa-structalias.c: Likewise.
12531 * tree-switch-conversion.c: Likewise.
12532 * tree-ssa-structalias.h: Likewise.
12533 * tree-cfg.c: Likewise.
12534 * passes.c: Likewise.
12535 * ipa-struct-reorg.c: Likewise.
12536 * ipa-struct-reorg.h: Likewise.
12537 * tree-ssa-reassoc.c: Likewise.
12538 * cfgrtl.c: Likewise.
12539 * varpool.c: Likewise.
12540 * stmt.c: Likewise.
12541 * tree-ssanames.c: Likewise.
12542 * tree-ssa-threadedge.c: Likewise.
12543 * langhooks-def.h: Likewise.
12544 * tree-ssa-operands.c: Likewise.
12545 * config/alpha/alpha.c: Likewise.
12546 * config/frv/frv.c: Likewise.
12547 * config/s390/s390.c: Likewise.
12548 * config/m32c/m32c.c: Likewise.
12549 * config/m32c/m32c-protos.h: Likewise.
12550 * config/spu/spu.c: Likewise.
12551 * config/sparc/sparc.c: Likewise.
12552 * config/i386/i386.c: Likewise.
12553 * config/sh/sh.c: Likewise.
12554 * config/xtensa/xtensa.c: Likewise.
12555 * config/stormy16/stormy16.c: Likewise.
12556 * config/ia64/ia64.c: Likewise.
12557 * config/rs6000/rs6000.c: Likewise.
12558 * config/pa/pa.c: Likewise.
12559 * config/mips/mips.c: Likewise.
12561 2008-07-28 Simon Baldwin <simonb@google.com>
12563 * c-pragma.c (handle_pragma_message): New function.
12564 (init_pragma): Register handle_pragma_message.
12565 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12568 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12570 PR tree-optimization/35252
12571 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12572 REALPART_EXPR to be considered as same load operation.
12574 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12576 PR tree-optimization/36830
12577 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12578 (expressions_equal_p): Return false if only one operand is null.
12580 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12582 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12583 version requirements.
12585 2008-07-26 Olivier Hainque <hainque@adacore.com>
12587 * collect2.c (symkind): New enum. Symbol kinds we care about.
12588 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12589 code and head comment accordingly.
12590 (scan_prog_file): Use symkind names instead of bare integers.
12592 2008-07-25 Jan Hubicka <jh@suse.cz>
12594 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12596 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12597 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12598 * dojump.c (clear_pending_stack_adjust): Likewise.
12599 * print-tree.c (print_node): Ignore DECL_INLINE.
12600 * tree-inline.c (inlinable_function_p): Likewise.
12602 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12604 * doc/extend.texi (hot attribute): Document that the hot attribute
12605 turns on -O3 for some ports.
12606 (cold attribute): Document that the cold attribute turns on -Os
12609 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12610 reflect function specific option support.
12612 * target.h (struct target_option_hooks): Add fields to say whether
12613 the cold attribute implies -Os and the hot attribute implies -O3.
12615 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12616 By default, do not turn on -Os for cold functions.
12617 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12618 not turn on -O3 for hot functions.
12620 * c-common.c (handle_hot_attribute): Use target hook to determine
12621 if hot functions should enable -O3.
12622 (handle_cold_attribute): Use target hook to determine if cold
12623 functions should enable -Os.
12625 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12626 (override_options): Move disable scheduling to
12627 optimization_options.
12628 (optimization_options): Disable scheduling here, not
12630 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12631 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12633 * config/ia64/ia64.c (ia64_override_options): Move setting
12634 scheduling flags to ia64_optimization_options.
12635 (ia64_optimization_options): Disable scheduling options here, and
12636 not in ia64_override_options.
12637 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12638 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12640 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12643 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12645 2008-07-25 Martin Jambor <mjambor@suse.cz>
12647 PR tree-optimization/36926
12648 * ipa-prop.c (ipa_analyze_call_uses): Call
12649 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12651 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12653 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12654 movv2si_internal): Add mem = reg alternative.
12656 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12659 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12660 DEFAULT_PCC_STRUCT_RETURN to 127.
12662 2008-07-24 Jan Hubicka <jh@suse.cz>
12664 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12665 (build_cgraph_edges): Likewise.
12666 * cgraph.c (cgraph_node): Do not update assembler hash.
12667 (cgraph_remove_node): Drop non-unit-at-a-time code.
12668 * tree-pass.h (pass_O0_always_inline): Remove.
12669 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12670 * toplev.c (process_options): Flag unit-at-a-time does not imply
12671 no section anchors.
12672 * cgraphunit.c: Update comments.
12673 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12674 (cgraph_assemble_pending_functions): Remove.
12675 (cgraph_reset_node): Drop non-unit-at-a-time code.
12676 (cgraph_finalize_function): Likewise.
12677 (cgraph_analyze_function): Likewise.
12678 (cgraph_finalize_compilation_unit): Likewise.
12679 (cgraph_expand_function): Likewise.
12680 (cgraph_optimize): Likesise.
12681 (save_inline_function_body): Likewise.
12682 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12683 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12684 * ipa-inline.c: Update comments.
12685 (enum inlining_mode): remove INLINE_SPEED.
12686 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12687 (cgraph_mark_inline_edge): Likewise.
12688 (try_inline): Likewise.
12689 (cgraph_decide_inlining_incrementally): Likewise.
12690 (cgraph_gate_inlining): Remove.
12691 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12692 (cgraph_gate_early_inlining): Likewise.
12693 (gate_inline_passes): Remove.
12694 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12695 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12696 pass_O0_always_inline): Remove.
12697 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12698 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12699 * opts.c (no_unit_at_a_time_default): Remove.
12700 (decode_options): Remove flag_unit_at_a_time reset and warning.
12701 * opts.h (no_unit_at_a_time_default): Remove.
12702 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12703 early in GNU dialect.
12704 (merge_decls): Update comment; drop unit-at-a-time check.
12705 (finish_decl): Likewise.
12706 (grok_declaration): Remove flag_inline_trees code.
12707 (finish_functions): Return on function returning non-void on all
12709 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12710 * cfgexpand.c (expand_one_static_var): Remove.
12711 (expand_one_var): Remove expand_one_static_var call.
12712 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12713 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12714 and flag_unit_at_a-time compatibility checks.
12715 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12716 * tree-inline.c (flag_inline_trees): Remove.
12717 (inlinable_function_p): Don't check it.
12718 (expand_call_inline): Remove non-unit-at-a-time code.
12719 * tree-inline.h (flag_inline_trees): Remove.
12720 * tree-optimize.c (execute_early_local_optimizations): Remove
12721 unit-at-a-time checks.
12722 (tree_rest_of_compilation): Likewise.
12723 * combine.c (setup_incoming_promotions): Likewise.
12724 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12725 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12726 * passes.c (pass_inline_parameters): Update comments; remove
12727 O0_alwaysinline pass.
12728 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12729 (execute_one_pass): Likewise.
12730 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12731 (ix86_function_sseregparm): Likewise.
12732 * arm.c (arm_function_in_section_p): Likewise.
12733 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12734 * varpool.c: Update comments.
12735 (decide_is_variable_needed): Remove unit-at-a-time checks.
12736 (varpool_finalize_decl): Likewise.
12738 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12740 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12741 to 2 instead of -1.
12742 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12744 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12746 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12747 imp symbol extension.
12749 2008-07-23 Ian Lance Taylor <iant@google.com>
12751 * tree-vrp.c (infer_value_range): Ignore asm statements when
12752 looking for memory accesses for -fdelete-null-pointer-checks.
12754 2008-07-24 Ben Elliston <bje@au.ibm.com>
12756 * config/spu/spu-c.c (__vector_keyword): New variable.
12757 (vector_keyword): Likewise.
12758 (spu_categorize_keyword): New function.
12759 (spu_macro_to_expand): Likewise.
12760 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12761 compiling an ISO C dialect.
12763 2008-07-24 Ben Elliston <bje@au.ibm.com>
12765 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12766 conventional usage.
12768 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12770 * configure: Regenerate.
12771 * configure.ac: Require texinfo 4.7.
12772 * doc/install.texi: Document texinfo 4.7 requirement.
12774 2008-07-23 Martin Jambor <mjambor@suse.cz>
12776 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12777 rather than for DECL_SAVED_TREE.
12778 * ipa-prop.c: Include diagnostic.h.
12779 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12781 (ipa_detect_param_modifications): Function rewritten from scratch.
12782 (ipa_compute_jump_functions): Changed accesses to modification flags.
12783 (ipa_free_node_params_substructures): Update flags destruction.
12784 (ipa_node_duplication_hook): Update flags duplication.
12785 (ipa_print_all_params_modified): Updated flag access.
12786 * ipa-prop.h (struct ipa_param_flags): New structure.
12787 (struct ipa_node_params): New field modification_analysis_done,
12788 modified_flags changed into param_flags.
12789 (ipa_is_ith_param_modified): Changed to use new flags.
12790 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12792 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12793 ipa-cp.c and split into two functions.
12794 (ipa_print_node_jump_functions): New function.
12795 (compute_scalar_jump_functions): New function.
12796 (type_like_member_ptr_p): New function.
12797 (compute_pass_through_member_ptrs): New function.
12798 (fill_member_ptr_cst_jump_function): New function.
12799 (determine_cst_member_ptr): New function.
12800 (compute_cst_member_ptr_arguments): New function.
12801 (ipa_compute_jump_functions): Complete rewrite.
12802 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12803 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12804 (struct ipa_member_ptr_cst): New structure.
12805 (union jump_func_value): New field member_cst.
12806 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12807 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12808 jump function types.
12809 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12810 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12811 instead of ipcp_print_all_jump_functions.
12812 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12813 only for replacable scalars.
12815 * doc/invoke.texi (Optimize options): Add description of
12816 -findirect-inlining.
12817 * common.opt (flag_indirect_inlining): New flag.
12818 * opts.c (decode_options): Set flag_indirect_inlining when
12821 * ipa-inline.c: Include ipa-prop.h.
12822 (inline_indirect_intraprocedural_analysis): New function.
12823 (inline_generate_summary): Allocate parameter and argument info
12824 structures, call inline_indirect_intraprocedural_analysis on each
12825 node when doing indirect inlining and deallocate indirect inlining
12826 data structures in the end.
12827 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12828 (free_all_ipa_structures_after_iinln): New function.
12829 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12831 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12833 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12834 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12835 of computing the frequency separately.
12836 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12837 of computing the frequency separately.
12838 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12839 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12840 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12841 (ipa_get_stmt_member_ptr_load_param): New function.
12842 (ipa_is_ssa_with_stmt_def): New function.
12843 (ipa_note_param_call): New function.
12844 (ipa_analyze_call_uses): New function.
12845 (ipa_analyze_stmt_uses): New function.
12846 (ipa_analyze_params_uses): New function.
12847 (ipa_free_node_params_substructures): Also free the param_calls linked
12849 (ipa_node_duplication_hook): Also duplicate the param_calls
12851 (ipa_print_node_param_flags): New function.
12852 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12853 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12854 * ipa-prop.h (struct ipa_param_flags): New field called.
12855 (struct ipa_param_call_note): New structure.
12856 (struct ipa_node_params): New fields param_calls and
12857 uses_analysis_done.
12858 (ipa_is_ith_param_called): New function.
12859 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12860 ipa_analyze_params_uses and dump parameter flags.
12862 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12863 ipa_propagate_indirect_call_infos if performing indirect inlining,
12864 pass a new parameter new_edges to it.
12865 (add_new_edges_to_heap): New fucntion.
12866 (cgraph_decide_inlining_of_small_functions): New vector
12867 new_indirect_edges for newly found indirect edges , call
12868 ipa_propagate_indirect_call_infos after inlining.
12869 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12870 inlining if performing indirect inlining. Call
12871 free_all_ipa_structures_after_iinln when doing so too.
12872 (inline_generate_summary): Do not call
12873 free_all_ipa_structures_after_iinln here.
12874 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12875 (print_edge_addition_message): New function.
12876 (update_call_notes_after_inlining): New function.
12877 (propagate_info_to_inlined_callees): New function.
12878 (ipa_propagate_indirect_call_infos): New function.
12879 * ipa-prop.h: Include cgraph.h
12880 (struct ipa_param_call_note): Fields reordered, new field processed.
12881 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12882 flag indirect_call.
12883 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12884 rediscovered call statements.
12885 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12886 (dump_cgraph_node): Dump also the indirect_call flag.
12887 (cgraph_clone_edge): Copy also the indirect_call flag.
12888 * tree-inline.c (copy_bb): Do not check for fndecls from call
12889 expressions, check for edge availability when moving clones.
12890 (get_indirect_callee_fndecl): New function.
12891 (expand_call_inline): If callee declaration is not apprent from
12892 the statement, try calling get_indirect_callee_fndecl. Do not
12893 issue warnings or call sorry when not inlinings an indirect edge.
12894 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12896 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12897 bit more frandly to matching.
12898 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12899 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12900 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12902 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12905 * opth-gen.awk: Suppress function specific features when building
12907 * optc-gen.awk: Ditto.
12909 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12912 * diagnostic.c (pedwarn): Add opt parameter.
12914 * c-tree.h (pedwarn_init): Add opt parameter.
12915 (pedwarn_c90): Likewise.
12916 (pedwarn_c99): Likewise.
12917 * c-errors.c (pedwarn_c99): Likewise.
12918 (pedwarn_c90): Likewise.
12919 * toplev.h (pedwarn): Update declaration.
12920 (pedwarn0): Declare.
12921 * c-lex.c: All calls to pedwarn changed.
12922 * builtins.c: All calls to pedwarn changed.
12923 * toplev.c: All calls to pedwarn changed.
12924 * c-decl.c: All calls to pedwarn changed.
12925 * c-typeck.c: All calls to pedwarn changed.
12926 * c-common.c: All calls to pedwarn changed.
12927 * c-parser.c: All calls to pedwarn changed.
12929 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12930 Karthik Kumar <karthikkumar@gmail.com>
12932 * attribs.c (file scope): Include c-common.h.
12933 (decl_attributes): Add support for #pragma GCC optimize and
12934 #pragma GCC option.
12936 * targhooks.c (default_can_inline_p): New function that is the
12937 default for the TARGET_CAN_INLINE_P target hook.
12939 * targhooks.h (default_can_inline_p): Add declaration.
12941 * tree.c (cl_optimization_node): New static tree for building
12942 OPTIMIZATION_NODE tree.
12943 (cl_target_option_node): New static tree for building
12944 TARGET_OPTION_NODE tree.
12945 (cl_option_hash_table): New hash table for hashing
12946 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12947 (cl_option_hash_hash): New function to provide the hash value for
12948 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12949 (cl_option_hash_eq): New function to provide an equality test for
12950 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12951 (tree_code_size): Add support for OPTIMIZATION_NODE and
12952 TARGET_OPTION_NODE trees.
12953 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12954 TARGET_OPTION_NODE trees.
12955 (build_optimization_node): Build a tree that has all of the
12956 current optimization options.
12957 (build_target_option_node): Build a tree that has the target
12958 options that might be changed on a per function basis.
12960 * tree.h (file scope): Include options.h.
12961 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12962 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12963 (TREE_OPTIMIZATION): Ditto.
12964 (TREE_TARGET_SPECIFIC): Ditto.
12965 (struct tree_function_decl): Add fields for remembering the
12966 current optimization options and target specific options.
12967 (struct tree_optimization_option): New tree variant that remembers
12968 the optimization options.
12969 (struct tree_target_option): New tree variant that remembers the
12970 target specific flags that might change for compiling a particular
12972 (union tree_node): Include tree_optimization_option and
12973 tree_target_option fields.
12974 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12975 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12976 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12977 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12978 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12979 optimization and target options.
12980 (optimization_default_node): New macro to refer to global_trees
12982 (optimization_current_node): Ditto.
12983 (optimization_cold_node): Ditto.
12984 (optimization_hot_node): Ditto.
12985 (target_option_default_node): Ditto.
12986 (target_option_current_node): Ditto.
12987 (current_option_pragma): Ditto.
12988 (current_optimize_pragma): Ditto.
12990 * target.h (struct gcc_target): Add valid_option_attribute_p,
12991 target_option_save, target_option_restore, target_option_print,
12992 target_option_pragma_parse, and can_inline_p hooks.
12994 * toplev.h (parse_optimize_options): Add declaration.
12995 (fast_math_flags_struct_set_p): Ditto.
12997 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12998 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13001 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13002 tree_can_inline_p hook to see if one function can inline another.
13003 (cgraph_decide_inlining): Ditto.
13004 (cgraph_decide_inlining_incrementally): Ditto.
13006 * opts.c (decode_options): Add support for running multiple times
13007 to allow functions with different target or optimization options
13008 than was specified on the command line.
13009 (fast_math_flags_struct_set_p): New function that is similar to
13010 fast_math_flags_set_p, except it uses the values in the
13011 cl_optimization structure instead of global variables.
13013 * optc-gen.awk: Add support for TargetSave to allow a back end to
13014 declare new fields that need to be saved when using function
13015 specific options. Include flags.h and target.h in the options.c
13016 source. Add support for Save to indicate which options can be set
13017 for individual functions. Generate cl_optimize_save,
13018 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13019 cl_target_option_restore, cl_target_option_print functions to
13020 allow functions to use different optimization or target options.
13022 * opt-functions.awk (var_type_struct): Return the type used for
13023 storing the field in a structure.
13025 * opth-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. Add support for Save to indicate which options
13028 can be set for individual functions. Only generate one extern for
13029 Mask fields. Generate cl_optimization and cl_target_option
13030 structures to remember optimization and target options.
13032 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13033 collecting new tree nodes.
13034 (TS_TARGET_OPTION): Ditto.
13036 * c-decl.c (merge_decls): Merge function specific target and
13037 optimization options.
13039 * function.c (invoke_set_current_function_hook): If the function
13040 uses different optimization options, change the global variables
13043 * coretypes.h (struct cl_optimization): Add forward reference.
13044 (struct cl_target_option): Ditto.
13046 * c-pragma.c (option_stack): New static vector to remember the
13047 current #pragma GCC option stack.
13048 (handle_pragma_option): New function to support #pragma GCC option
13049 to change target options.
13050 (optimize_stack): New static vector to remember the current
13051 #pragma GCC optimize stack.
13052 (handle_pragma_optimize): New function to support #pragma GCC
13053 optimize to change optimization options.
13054 (init_pragma): Add support for #pragma GCC optimize and #pragma
13057 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13058 optimization options.
13059 (TARGET_OPTION_NODE): New tree code for remembering certain target
13062 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13063 TARGET_OPTION_NODE trees.
13065 * common.opt (-O): Add Optimization flag.
13067 (-fmath-errno): Ditto.
13068 (-falign-functions): Add UInteger flag to make sure flag gets full
13069 int in cl_optimization structure.
13070 (-falign-jumps): Ditto.
13071 (-falign-labels): Ditto.
13072 (-falign-loops): Ditto.
13073 (-fsched-stalled-insns): Ditto.
13074 (-fsched-stalled-insns-dep): Ditto.
13076 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13078 (TARGET_OPTION_SAVE): Ditto.
13079 (TARGET_OPTION_RESTORE): Ditto.
13080 (TARGET_OPTION_PRINT): Ditto.
13081 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13082 (TARGET_CAN_INLINE_P): Ditto.
13083 (TARGET_INITIALIZER): Add new hooks.
13085 * tree-inline.c (tree_can_inline_p): New function to determine
13086 whether one function can inline another. Check if the functions
13087 use compatible optimization options, and also call the backend
13090 * tree-inline.h (tree_can_inline_p): Add declaration.
13092 * c-common.c (c_common_attribute): Add support for option and
13093 optimize attributes.
13094 (handle_option_attribute): Add support for the option attribute to
13095 allow the user to specify different target options for compiling a
13097 (handle_optimize_attribute): Add support for the optimize
13098 attribute to allow the user to specify different optimization
13099 options for compiling a specific function.
13100 (handle_hot_attribute): Turn on -O3 optimization for this one
13101 function if it isn't the default optimization level.
13102 (handle_cold_attribute): Turn on -Os optimization for this one
13103 function if it insn't the default optimization.
13104 (const_char_p): New const char * typedef.
13105 (optimize_args): New static vector to remember the optimization
13107 (parse_optimize_options): New function to set up the optimization
13108 arguments from either the optimize attribute or #pragma GCC optimize.
13110 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13111 (builtin_define_std): Ditto.
13113 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13114 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13115 (x86_64-*-*): Ditto.
13117 * Makefile.in (TREE_H): Add options.h.
13118 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13120 * doc/extend.texi (option attribute): Document new attribute.
13121 (optimize attribute): Ditto.
13122 (hot attribute): Document hot attribute sets -O3.
13123 (cold attribute): Document cold attribute sets -Os.
13124 (#pragma GCC option): Document new pragma.
13125 (#pragma GCC optimize): Ditto.
13127 * doc/options.texi (TargetSave): Document TargetSave syntax.
13128 (UInteger): Document UInteger must be used for certain flags.
13129 (Save): Document Save option to create target specific options
13130 that can be saved/restored on a function specific context.
13132 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13133 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13135 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13136 (TARGET_OPTION_SAVE): Ditto.
13137 (TARGET_OPTION_RESTORE): Ditto.
13138 (TARGET_OPTION_PRINT): Ditto.
13139 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13140 (TARGET_CAN_INLINE_P): Ditto.
13142 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13144 (-mfpmath=both): Ditto.
13146 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13147 Karthik Kumar <karthikkumar@gmail.com>
13149 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13150 (TARGET_POPCNT): Ditto.
13151 (TARGET_SAHF): Ditto.
13152 (TARGET_AES): Ditto.
13153 (TARGET_PCLMUL): Ditto.
13154 (TARGET_CMPXCHG16B): Ditto.
13155 (TARGET_RECIP): Move switch into target_flags.
13156 (TARGET_FUSED_MADD): Ditto.
13157 (ix86_arch_features): Make an unsigned char type.
13158 (ix86_tune_features): Ditto.
13159 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13160 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13161 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13163 * config/i386/i386.opt (arch): New TargetSave field to define
13164 fields that need to be saved for function specific option support.
13167 (branch_cost): Ditto.
13168 (ix86_isa_flags_explicit): Ditto.
13169 (tune_defaulted): Ditto.
13170 (arch_specified): Ditto.
13171 (-m128-long-double): Add Save flag to save option for target
13172 specific option support.
13174 (-maccumulate-outgoing-args): Ditto.
13175 (-malign-double): Ditto.
13176 (-malign-stringops): Ditto.
13177 (-mfancy-math-387): Ditto.
13178 (-mhard-float): Ditto.
13179 (-mieee-fp): Ditto.
13180 (-minline-all-stringops): Ditto.
13181 (-minline-stringops-dynamically): Ditto.
13182 (-mms-bitfields): Ditto.
13183 (-mno-align-stringops): Ditto.
13184 (-mno-fancy-math-387): Ditto.
13185 (-mno-push-args): Ditto.
13186 (-mno-red-zone): Ditto.
13187 (-mpush-args): Ditto.
13188 (-mred-zone): Ditto.
13190 (-msseregparm): Ditto.
13191 (-mstack-arg-probe): Ditto.
13203 (-mno-sse4): Ditto.
13206 (-mrecip): Move flag into target_flags.
13208 (-mno-fused-madd): Ditto.
13209 (-mfused-madd): Ditto.
13210 (-mabm): Move flag into ix86_isa_flags.
13217 * config/i386/i386-c.c: New file for #pragma support.
13218 (ix86_target_macros_internal): New function to #define or #undef
13219 target macros based when the user uses the #pragma GCC option to
13220 change target options.
13221 (ix86_pragma_option_parse): New function to add #pragma GCC option
13223 (ix86_target_macros): Move defining the target macros here from
13224 TARGET_CPU_CPP_BUILTINS in i386.h.
13225 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13226 defined, initialize any subtarget #pragmas.
13228 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13229 REGISTER_TARGET_PRAGMAS.
13231 * config/i386/t-i386: New file for x86 dependencies.
13232 (i386.o): Make dependencies mirror the include files used.
13233 (i386-c.o): New file, add dependencies.
13235 * config/i386/i386-protos.h (override_options): Add bool argument.
13236 (ix86_valid_option_attribute_tree): Add declaration.
13237 (ix86_target_macros): Ditto.
13238 (ix86_register_macros): Ditto.
13240 * config/i386/i386.c (ix86_tune_features): Move initialization of
13241 the target masks to initial_ix86_tune_features to allow functions
13242 to have different target options. Make type unsigned char,
13243 instead of unsigned int.
13244 (initial_ix86_tune_features): New static vector to hold processor
13245 masks for the tune variables.
13246 (ix86_arch_features): Move initialization of the target masks to
13247 initial_ix86_arch_features to allow functions to have different
13248 target options. Make type unsigned char, instead of unsigned int.
13249 (initial_ix86_arch_features): New static vector to hold processor
13250 masks for the arch variables.
13251 (enum ix86_function_specific_strings): New enum to describe the
13252 string options used for attribute((option(...))).
13253 (ix86_target_string): New function to return a string that
13254 describes the target options.
13255 (ix86_debug_options): New function to print the current options in
13257 (ix86_function_specific_save): New function hook to save the
13258 function specific global variables in the cl_target_option structure.
13259 (ix86_function_specific_restore): New function hook to restore the
13260 function specific variables from the cl_target_option structure to
13261 the global variables.
13262 (ix86_function_specific_print): New function hook to print the
13263 target specific options in the cl_target_option structure.
13264 (ix86_valid_option_attribute_p): New function hook to validate
13265 attribute((option(...))) arguments.
13266 (ix86_valid_option_attribute_tree): New function that is common
13267 code between attribute((option(...))) and #pragma GCC option
13268 support that parses the options and returns a tree holding the options.
13269 (ix86_valid_option_attribute_inner_p): New helper function for
13270 ix86_valid_option_attribute_tree.
13271 (ix86_can_inline_p): New function hook to decide if one function
13272 can inline another on a target specific basis.
13273 (ix86_set_current_function); New function hook to switch target
13274 options if the user used attribute((option(...))) or #pragma GCC
13276 (ix86_tune_defaulted): Move to static file scope from
13278 (ix86_arch_specified): Ditto.
13279 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13281 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13282 (OPTION_MASK_ISA_ABM_SET): Ditto.
13283 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13284 (OPTION_MASK_ISA_CX16_SET): Ditto.
13285 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13286 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13287 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13288 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13289 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13290 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13291 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13292 (struct ptt): Move to static file scope from override_options.
13293 (processor_target_table): Ditto.
13294 (cpu_names): Ditto.
13295 (ix86_handle_option): Add support for options that are now isa options.
13296 (override_options): Add support for declaring functions that
13297 support different target options than were specified on the
13298 command line. Move struct ptt, processor_target_table, cpu_names,
13299 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13300 Add bool argument. Fix up error messages so the appropriate error
13301 is given for either command line or attribute.
13302 (ix86_previous_fndecl): New static to remember previous function
13303 declaration to see if we need to change target options.
13304 (ix86_builtins_isa): New array to record the ISA of each builtin
13306 (def_builtin): Always create the builtin function, even if the
13307 current ISA doesn't support it.
13308 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13309 tests for those builtins.
13310 (ix86_init_builtins): Remove TARGET_MMX test for calling
13311 ix86_init_mmx_sse_builtins.
13312 (ix86_expand_builtin): If the current ISA doesn't support a given
13313 builtin, signal an error.
13314 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13315 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13316 (TARGET_OPTION_SAVE): Ditto.
13317 (TARGET_OPTION_RESTORE): Ditto.
13318 (TARGET_OPTION_PRINT): Ditto.
13319 (TARGET_CAN_INLINE_P): Ditto.
13321 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13323 * c-typeck.c (build_external_ref): Don't call assemble_external.
13324 * final.c (output_operand): Call assemble_external.
13326 2008-07-21 DJ Delorie <dj@redhat.com>
13328 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13329 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13331 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13333 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13334 original insn and splitter contents into ...
13335 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13336 flag_unsafe_math_optimizations. Add dummy scratch register.
13337 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13338 !flag_unsafe_math_optimizations. Returns number with next
13339 highest magnitude if this is still less or equal to the true
13340 quotient in magnitude.
13342 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13344 * Makefile.in: Replace toplev.h with TOPLEV_H.
13345 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13346 * c-lex.c (fe_file_change): Don't set in_system_header.
13347 * c-parser.c (c_token): Remove in_system_header.
13348 (c_lex_one_token): Don't set in_system_header.
13349 (c_parser_set_source_position_from_token): Don't set in_system_header.
13350 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13353 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13354 * flags.h (in_system_header): Remove.
13355 * function.c (saved_in_system_header): Remove.
13356 (push_cfun): Don't set in_system_header.
13357 (pop_cfun): Don't set in_system_header.
13358 (push_struct_function): Don't set in_system_header.
13359 * input.h (expanded_location): Add sysp.
13360 (in_system_header_at): New.
13361 (in_system_header): New.
13362 * toplev.c (in_system_header): Remove.
13363 * toplev.h: Include input.h
13365 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13366 * tree-ssa.c (warn_uninit): Call warning_at.
13367 (warn_uninitialized_var): Update calls to warn_uninit.
13368 (warn_uninitialized_phi): Update calls to warn_uninit.
13369 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13370 (expand_location): Initialize xloc.sysp.
13371 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13372 (tree_decl_with_vis): Remove in_system_header_flag.
13374 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13377 * recog.c (asm_operand_ok): Change the order of the extra
13378 memory constraint checks.
13380 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13383 * tree-switch-conversion.c (build_one_array): Call
13384 varpool_mark_needed_node and varpool_finalize_decl
13385 instead of assemble_variable.
13387 2008-07-19 Jan Hubicka <jh@suse.cz>
13389 * cgraph.c (cgraph_add_new_function): Do early local passes.
13390 * tree-nrv.c (gate_pass_return_slot): New gate.
13391 (pass_nrv): Add the gate.
13392 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13394 (coalesce_ssa_name): Coalesce SSA names.
13395 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13396 not optimizing so unused user vars remains visible.
13397 * common.opt (flag_tree_ter): Always enable by default.
13398 * tree-ssa-ter.c: Include flags.h
13399 (is_replaceable_p): Check that locations match; when aliasing
13400 is missing be conservative about loads.
13401 * tree-optimize.c (gate_init_datastructures): Remove.
13402 (pass_init_datastructures): New.
13403 * passes.c: Reorder passes so we always go into SSA.
13405 2008-07-19 Jan Hubicka <jh@suse.cz>
13407 * doc/extend.texi (flatten attribute): Remove note about
13409 * doc/invoke.texi (--combine): Likewise.
13410 (-finline-functions-called-once): Update levels when enabled.
13411 (-funit-at-a-time): Document new behaviour.
13412 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13413 -fno-section-anchors when disabled explicitly.
13414 (inline params): They are not ignored now.
13415 (precompiled headers): Remove unit-at-a-time as being incompatible.
13416 * opts.c (decode_options): Handle unit-at-a-time as alias;
13417 imply -fno-section-anchors when toplevel reorder is disabled
13419 * common.opt (ftoplevel-reorder): Set default value to 2.
13420 (funit-at-a-time): Set default value to 1.
13421 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13424 2008-07-19 Jan Hubicka <jh@suse.cz>
13426 * builtins.c (expand_builtin_int_roundingfn,
13427 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13430 2008-07-19 Richard Guenther <rguenther@suse.de>
13433 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13434 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13435 * tree-ssa-pre.c (get_expr_value_id): For newly created
13436 constant value-ids make sure to add the expression to its
13439 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13441 PR middle-end/36877
13442 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13443 return value of the builtin is ignored.
13445 2008-07-19 Olivier Hainque <hainque@adacore.com>
13447 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13448 bits, a C conformant malloc implementation has to provide.
13449 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13451 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13455 * reload.c (find_reloads_subreg_address): Only reload address if
13456 reloaded == 0, not for reloaded != 1.
13459 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13460 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13461 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13462 m32c_legitimize_reload_address.
13464 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13465 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13466 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13468 2008-07-19 Olivier Hainque <hainque@adacore.com>
13470 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13471 argument, saying whether nested array are to be collapsed
13472 into a single array type DIE with multiple subscripts.
13473 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13474 issues, centralize the nested array types collapsing control and
13475 disable the transformation for Ada.
13477 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13480 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13482 (x86_64_shift_adj_2): New expander.
13483 (x86_64_shift_adj_3): Ditto.
13484 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13485 to split TImode operands.
13486 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13487 (ix86_split_lshr): Ditto.
13489 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13491 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13492 and __CHAR32_TYPE__.
13493 * c-typeck.c (digest_init): Support char16_t and char32_t.
13494 (set_nonincremental_init_from_string): Idem.
13496 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13498 PR middle-end/36859
13499 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13500 PREFERRED_STACK_BOUNDARY.
13501 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13503 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13505 PR middle-end/36858
13506 * function.c (locate_and_pad_parm): Cap boundary earlier.
13508 2008-07-17 Julian Brown <julian@codesourcery.com>
13510 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13511 no-op for targets which don't use DLLs.
13513 2008-07-17 Martin Jambor <mjambor@suse.cz>
13515 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13516 that nodes are relevant by examining the node->analyzed flag.
13517 (ipcp_init_stage): Check which nodes are relevant, assert that the
13518 relevant ones are also required.
13519 (ipcp_propagate_stage): Check on the side arrays are properly
13521 (ipcp_print_all_jump_functions): Make sure not to touch any node
13522 that is not analyzed or an edge that does not have a corresponding
13523 entry in the on-the-side vectors.
13524 (ipcp_function_scale_print): Likewise.
13525 (ipcp_update_callgraph): Check that the node is relevant.
13526 (ipcp_insert_stage): Check that the node is relevant. Check there is
13527 an info for every node and edge.
13528 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13529 (ipa_print_all_tree_maps): Likewise and a new variable info.
13530 (ipa_print_all_params_modified): Likewise.
13531 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13533 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13536 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13538 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13540 PR rtl-optimization/36753
13541 * fwprop.c (use_killed_between): Don't shortcut
13542 single-definition global registers.
13544 2008-07-16 Jan Hubicka <jh@suse.cz>
13546 * cgraph.h (varpool_empty_needed_queue): Declare.
13547 * cgraphunit.c (output_in_order): Mark all variables as needed;
13549 * varpool.c (varpool_assemble_node): Update debug queue.
13550 (varpool_assemble_pending_decls): Don't do it here.
13551 (varpool_empty_needed_queue): New function.
13553 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13555 * recog.c (peephole2_optimize): Fix formatting.
13557 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13559 * c-pch.c (get_ident): Avoid C++ keywords.
13560 * combine-stack-adj.c (single_set_for_csa): Likewise.
13561 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13562 output_asm_insn): Likewise.
13563 * reload.c (push_secondary_reload, find_reusable_reload,
13564 push_reload, combine_reloads, find_reloads,
13565 debug_reload_to_stream): Likewise.
13566 * reload.h (struct reload): Likewise.
13567 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13568 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13569 emit_output_reload_insns): Likewise.
13570 * targhooks.c (default_secondary_reload): Likewise.
13571 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13573 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13575 * recog.c (validate_change_1, validate_change,
13576 validate_unshare_change, validate_replace_rtx_1, struct
13577 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13579 * reload.c (push_secondary_reload, secondary_reload_class,
13580 scratch_reload_class, find_valid_class, find_reusable_reload,
13581 push_reload, find_dummy_reload, find_reloads_address_1,
13582 find_reloads_address_part, find_equiv_reg): Likewise.
13583 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13584 choose_reload_regs): Likewise.
13585 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13587 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13588 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13589 * sched-rgn.c (concat_INSN_LIST): Likewise.
13590 * stor-layout.c (mode_for_size, mode_for_size_tree,
13591 smallest_mode_for_size): Likewise.
13593 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13595 * cfg.c (dump_reg_info): Avoid C++ keywords.
13596 * dwarf2asm.c (dw2_force_const_mem,
13597 dw2_asm_output_encoded_addr_rtx): Likewise.
13598 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13599 * expmed.c (expand_shift): Likewise.
13600 * global.c (find_reg): Likewise.
13601 * graph.c (draw_edge): Likewise.
13602 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13603 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13604 widen_clz, widen_bswap, expand_parity, expand_unop,
13605 emit_cmp_and_jump_insn_1): Likewise.
13606 * postreload.c (reload_cse_simplify_operands): Likewise.
13607 * ra.h (add_neighbor): Likewise.
13608 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13609 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13610 record_reg_classes, copy_cost, record_address_regs,
13611 invalid_mode_change_p): Likewise.
13612 * regrename.c (regrename_optimize, scan_rtx_reg,
13613 dump_def_use_chain, find_oldest_value_reg,
13614 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13616 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13618 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13619 MASK_POWERPC64 for power4 in previous commit.
13621 2008-07-16 Olivier Hainque <hainque@adacore.com>
13623 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13624 instead of bare conversion to cast const-ness away.
13626 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13628 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13629 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13630 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13631 (TARGET_FUNCTION_VALUE): Define.
13633 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13635 * config/rs6000/rs6000.c (processor_target_table): Add
13636 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13638 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13641 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13642 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13643 m32c_legitimize_reload_address.
13645 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13647 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13648 DECL_IN_SYSTEM_HEADER in sync.
13650 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13652 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13653 * tree-ssa-pre.c (pre_expr_eq): Ditto
13654 (get_constant_for_value_id): Take a type as an argument.
13655 (fully_constant_expression): Pass in type.
13656 (find_or_generate_expression): Short circuit constant case.
13657 (create_expression_by_pieces): Remove special casing of
13659 (do_regular_insertion): Short circuit constant case.
13660 (do_partial_partial_insertion): Ditto.
13662 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13665 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13667 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13669 * config/xtensa/libgcc-xtensa.ver: New file.
13670 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13672 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13674 * df-problems.c (df_set_note): Avoid C++ keywords.
13675 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13676 * dse.c (record_store, remove_useless_values): Likewise.
13677 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13678 gen_reg_rtx_offset, operand_subword, change_address_1,
13679 change_address, adjust_address_1, offset_address,
13680 widen_memory_access, emit_copy_of_insn_after): Likewise.
13681 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13682 * fwprop.c (should_replace_address, propagate_rtx_1,
13683 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13685 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13686 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13687 * lcm.c (compute_insert_delete, pre_edge_lcm,
13688 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13689 * lower-subreg.c (resolve_reg_notes): Likewise.
13690 * mode-switching.c (optimize_mode_switching): Likewise.
13692 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13694 * bt-load.c (add_btr_def, migrate_btr_def,
13695 branch_target_load_optimize): Avoid C++ keywords.
13696 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13698 * combine.c (subst, simplify_set, make_extraction,
13699 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13700 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13701 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13703 2008-07-15 Richard Guenther <rguenther@suse.de>
13705 PR middle-end/36369
13706 * c-common.c (strict_aliasing_warning): Do not warn for
13707 TYPE_REF_CAN_ALIAS_ALL pointers.
13708 (c_common_get_alias_set): may_alias types are not special.
13709 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13710 attribute and set can_ref_all accordingly.
13711 (build_reference_type_for_mode): Likewise.
13712 * doc/extend.texi (may_alias): Clarify.
13714 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13717 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13718 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13720 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13723 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13724 gcc_assert, instead call output_operand_lossage.
13726 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13728 * builtins.c (std_canonical_va_list): Treat structure based
13731 2008-07-15 Ben Elliston <bje@au.ibm.com>
13733 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13735 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13737 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13740 2008-07-14 Jan Hubicka <jh@suse.cz>
13742 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13743 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13744 fix predicates and constraints.
13745 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13746 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13748 2008-07-14 Doug Kwan <dougkwan@google.com>
13750 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13751 additional option file arm/eabi.opt.
13752 * config/arm/eabi.h (File): New configuration file for EABI targets.
13753 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13754 SUBSUBTARGET_EXTRA_SPECS.
13755 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13756 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13757 from STARTFILE_SPEC so that it can be referenced in an override.
13758 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13759 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13760 can be referenced in an override.
13761 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13762 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13763 so that it can be referenced in an override.
13764 (LINK_SPEC): Use BPABI_LINK_SPEC.
13765 * config/arm/eabi.opt (File): New.
13767 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13769 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13770 (FIXED_VALUE_H): New variable.
13771 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13772 input.h, fixed-value.h.
13773 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13774 (BASIC_BLOCK_H): Use $(BITMAP_H).
13775 (FUNCTION_H): Add varray.h.
13776 (IPA_REFERENCE_H): Use $(BITMAP_H).
13777 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13778 (DF_H): Use $(BITMAP_H).
13779 (GGC_H): Add statistics.h.
13780 (INSN_ADDR_H): New.
13781 (INSN_ATTR_H): Use it.
13782 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13784 (SYMTAB_H): Add $(OBSTACK_H).
13785 (CPP_INTERNAL_H): New.
13786 (TREE_DUMP_H): Add tree-pass.h.
13787 (TREE_FLOW_H): Use $(BITMAP_H)
13788 (PRETTY_PRINT_H): Use $(INPUT_H).
13789 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13792 (many object files): Fix lots of header dependencies throughout.
13794 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13796 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13798 (s-gtyp-input): Use them to write tmp-gi.list.
13799 (echo_to_gi.list): Remove.
13801 2008-07-14 Richard Guenther <rguenther@suse.de>
13803 * tree-ssa-sccvn.c (pre_info): Remove.
13804 (switch_to_PRE_table): Likewise.
13805 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13806 (set_hashtable_value_ids): Do not create value-ids for the
13808 (run_scc_vn): Remove double test. Remove bogus special-case
13809 in value-number printing.
13810 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13811 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13813 * tree-flow-inline.h (get_value_handle): Remove.
13814 * tree-flow.h (get_value_handle): Remove.
13816 2008-07-14 Martin Jambor <mjambor@suse.cz>
13818 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13819 in which we generate arithmetics is not a subrange.
13821 2008-07-14 Martin Jambor <mjambor@suse.cz>
13823 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13825 2008-07-14 Richard Guenther <rguenther@suse.de>
13827 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13829 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13832 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13833 reload for symbol refs moved to r0 with -fPIC.
13834 (legitimize_pic_address): Use the target register as temporary
13836 (emit_symbolic_move): Adjust comment.
13837 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13840 2008-07-14 Ben Elliston <bje@au.ibm.com>
13842 * c-common.h (C_CPP_HASHNODE): New macro.
13843 * coretypes.h (struct cpp_token): Forward declare.
13844 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13845 the context-sensitive keyword method.
13846 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13847 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13848 expand_bool_pixel): New.
13849 (altivec_categorize_keyword): New function.
13850 (init_vector_keywords): New function.
13851 (rs6000_macro_to_expand): Likewise.
13852 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13853 compiling an ISO C dialect.
13855 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13857 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13858 (create_expression_by_pieces): Fix typo.
13859 (do_regular_insertion): Use debug counter here too.
13861 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13864 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13865 CONST_OK_FOR_LETTER_P. All port-local users changed.
13866 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13867 implement Kp matching power-of-two.
13868 (CONSTRAINT_LEN): Define to match.
13869 * config/cris/cris.md: Replace all use of constraint K with Kc.
13870 ("*btst*): Use Kp for operand 0 of last alternative.
13872 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13875 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13878 2008-07-13 Jan Hubicka <jh@suse.cz>
13880 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13883 2008-07-13 Richard Guenther <rguenther@suse.de>
13885 PR middle-end/36811
13886 * langhooks.c (lhd_print_error_function): Deal with recursive
13889 2008-07-12 Jan Hubicka <jh@suse.cz>
13891 * cgraph.c (assembler_name_hash): New static var.
13892 (hash_node_by_assembler_name, eq_assembler_name): New.
13893 (cgraph_node_for_asm): Use hashtable.
13894 (cgraph_remove_node): Maintain hashtable.
13895 (change_decl_assembler_name): Sanity check that names are not changing
13896 after aliasing was processed.
13897 * cgraph.h (varpoon_node): Add next GGC marker.
13898 * tree.c (decl_assembler_name_equal): Constify.
13899 (decl_assembler_name_hash): New.
13900 * tree.h (decl_assembler_name_equal): Constify.
13901 (decl_assembler_name_hash): Update.
13903 2008-07-12 David Daney <ddaney@avtrex.com>
13905 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13906 sb1 and r5000 cpus.
13908 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13910 * doc/md.texi: Document the MIPS "v" constraint.
13911 * config/mips/mips.h (reg_class): Revert last change.
13912 (REG_CLASS_NAMES): Likewise.
13913 (REG_CLASS_CONTENTS): Likewise.
13914 * config/mips/mips.c (mips_regno_to_class): Likewise.
13915 * config/mips/constraints.md (v): Likewise, but add documentation.
13916 Add a comment to say that this constraint should not be used in
13919 2008-07-11 DJ Delorie <dj@redhat.com>
13921 * config/h8300/h8300.md (length): Fix branch offset limit.
13923 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13925 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13926 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13927 (avr_hard_regno_scratch_ok): New function.
13928 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13929 * config/avr/avr.md (all peepholes that request a scratch register):
13930 Remove avr_peep2_scratch_safe use.
13932 2008-07-11 Tom Tromey <tromey@redhat.com>
13933 Ian Lance Taylor <iant@google.com>
13935 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13936 (struct c_common_resword): Define.
13937 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13938 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13939 (c_common_reswords, num_c_common_reswords): Declare.
13940 * c-common.c (c_common_reswords): New global const array.
13941 (num_c_common_reswords): New const int.
13942 * c-parser.c (struct resword, reswords): Don't define.
13943 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13944 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13945 than reswords. If warning about C++ keywords, give them a special
13947 (c_lex_one_token): Warn about C++ keywords. Call
13948 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13949 (c_parser_external_declaration): Look for RID_xxx rather than
13950 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13951 (c_parser_statement_after_labels): Likewise.
13952 (c_parser_objc_class_instance_variables): Likewise.
13953 (c_parser_objc_class_declaration): Likewise.
13954 (c_parser_objc_try_catch_statement): Likewise.
13955 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13956 (declspecs_add_type): Likewise.
13958 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13960 * ggc-page.c (alloc_page):
13961 Substituting xmalloc, xcalloc with
13962 XNEWVEC and XCNEWVAR macros which add the
13965 2008-07-11 Richard Guenther <rguenther@suse.de>
13967 PR tree-optimization/36765
13968 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13969 aliases from HEAP vars to SMTs.
13971 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13973 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13974 * configure.ac (loose_warn): Move -Wc++-compat from here...
13975 (strict_warn): ...to here.
13976 * configure: Regenerate.
13978 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13980 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13981 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13982 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13983 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13984 excluding more specific h8300-*-* and sh-*-* targets.
13986 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13988 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13989 (eliminate): Ditto.
13990 (execute_pre): Call loop_optimizer_finalize in early exit.
13992 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13994 PR middle-end/36790
13995 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13996 uids in the bitmap, not just VAR_DECL uids.
13998 PR rtl-optimization/36419
13999 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14000 (combine_stack_adjustments_for_block): Call it if needed. Delete
14002 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14003 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14004 prologue sp adjustment.
14006 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14009 * opts.c (print_ignored_options): Report postponed diagnostics for
14010 unknown -Wno-* options as warnings, not errors.
14011 (postpone_unknown_option_error): Renamed to...
14012 (postpone_unknown_option_warning): ... this.
14014 2008-07-09 Doug Kwan <dougkwan@google.com>
14017 2008-07-08 Doug Kwan <dougkwan@google.com>
14019 * config/arm/arm.opt (mandroid): New option.
14020 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14021 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14023 (CC1PLUS_SPEC): Same.
14025 (STARTFILE_SPEC): Same.
14026 (ENDFILE_SPEC): Same.
14027 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14030 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14033 * config/mips/mips.h (reg_class): Remove V1_REG.
14034 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14035 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14036 instead of V1_REGS.
14037 (mips_get_tp): New function.
14038 (mips_legitimize_tls_address): Use it.
14039 * config/mips/constraints.md (v): Delete.
14040 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14041 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14042 After reload, split into a move and ...
14043 (*tls_get_tp_<mode>_split): ...this new instruction.
14045 2008-07-09 David Daney <ddaney@avtrex.com>
14047 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14049 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14051 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14052 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14054 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14055 htab_delete should be called. Don't free c.
14056 (lookup_tmp_var): Create temp_htab lazily.
14057 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14058 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14060 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14061 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14062 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14063 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14064 * tree-sra.c (generate_element_init): Likewise.
14065 * tree-mudflap.c (execute_mudflap_function_ops,
14066 execute_mudflap_function_decls): Likewise.
14067 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14068 * tree-gimple.h (struct gimplify_ctx): New type.
14069 (push_gimplify_context): Adjust prototype.
14071 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14073 * tree-ssa-pre.c (phi_translate_1): Update placement of
14074 add_to_value calls.
14076 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14078 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14079 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14080 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14081 * targhooks.c (default_hard_regno_scratch_ok): New function.
14082 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14083 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14084 * recog.c: Include "target.h".
14085 (peep2_find_free_register): Add check for global regs. Add target
14087 * Makefile.in (recog.o): Depend on target.h.
14089 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14091 * config/sh/sh.c (sh_canonical_va_list_type): New.
14092 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14094 2008-07-09 Raksit Ashok <raksit@google.com>
14096 * doc/invoke.texi (Option Summary): Mention new option
14097 -Wdisallowed-function-list=...
14098 (Warning Options): Document -Wdisallowed-function-list=...
14099 * common.opt (Wdisallowed-function-list=): New flag.
14100 * flags.h (warn_disallowed_functions): External definition of new
14101 boolean warning flag.
14102 (warn_if_disallowed_function_p): Declare new function.
14103 * opts.c (warning_disallowed_functions): New static variable.
14104 (warn_disallowed_functions): New boolean warning flag.
14105 (warn_if_disallowed_function_p): New function.
14106 (add_comma_separated_to_vector): Rename
14107 add_instrument_functions_exclude_list to this.
14108 (common_handle_option): Handle new option. Rename calls to
14109 add_instrument_functions_exclude_list into calls to
14110 add_comma_separated_to_vector.
14111 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14112 based on flag warn_disallowed_functions.
14114 2008-07-09 Christian Bruel <christian.bruel@st.com>
14116 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14117 instead of get_attr_length.
14119 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14121 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14123 * genemit.c (gen_insn): Likewise.
14124 * gengtype.c (note_def_vec): Likewise.
14125 * gengtype.h (note_def_vec): Likewise.
14126 * genoutput.c (struct data, output_insn_data, process_template,
14127 gen_expand, gen_split, note_constraint): Likewise.
14128 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14129 make_insn_sequence): Likewise.
14130 * gensupport.c (record_insn_name): Likewise.
14132 2008-07-08 Doug Kwan <dougkwan@google.com>
14134 * config/arm/arm.opt (mandroid): New option.
14135 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14136 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14138 (CC1PLUS_SPEC): Same.
14140 (STARTFILE_SPEC): Same.
14141 (ENDFILE_SPEC): Same.
14142 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14145 2008-07-08 Raksit Ashok <raksit@google.com>
14147 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14148 (set_storage_via_setmem): Fix expected_align parameter.
14149 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14150 missing from the list.
14151 * doc/md.texi (movmem): Explicitly state that expected alignment is
14152 to be expressed in bytes.
14153 (setmem): Explicitly state that expected alignment is to be expressed
14156 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14158 * reload.c (find_reloads_subreg_address): Do not require validity
14159 of address in original mode before reloading address.
14161 2008-07-07 Tianwei Sheng <tianweis@google.com>
14163 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14164 bounds array access.
14166 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14168 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14170 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14172 Fix PR tree-optimization/23455
14173 Fix PR tree-optimization/35286
14174 Fix PR tree-optimization/35287
14175 * Makefile.in (OBJS-common): Remove tree-vn.o.
14176 (tree-vn.o): Remove.
14177 * dbgcnt.def: Add treepre_insert debug counter.
14178 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14179 (debug_value_expressions): Ditto.
14180 (print_value_expressions): Ditto.
14181 * tree-pretty-print.c (dump_generic_node): Updated for
14182 VALUE_HANDLE removal.
14183 * tree-ssa-dom.c (record_equality): Ditto.
14184 (cprop_operand): Ditto.
14185 (lookup_avail_expr): Ditto.
14186 * tree-ssa-threadedge.c
14187 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14188 (simplify_control_stmt_condition): Ditto.
14189 * tree.c (tree_code_size): Ditto.
14190 (tree_node_structure): Ditto.
14191 (iterative_hash_expr): Ditto.
14193 * tree.h (VALUE_HANDLE_ID): Ditto.
14194 (VALUE_HANDLE_EXPR_SET): Ditto.
14195 (struct tree_value_handle): Ditto.
14196 (union tree_node): Ditto.
14197 * treestruct.def: Ditto.
14198 * tree-vn.c: Removed.
14199 * tree-ssa-pre.c: Rewritten entirely.
14200 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14201 (constant_value_ids): Ditto.
14202 (vn_nary_op_t): Moved to header.
14204 (vn_reference_op_t): Ditto
14205 (vn_reference_t): Ditto.
14206 (next_value_id): New variable.
14207 (VN_INFO): Add an assert.
14208 (vn_constant_eq): New function.
14209 (vn_constant_hash): Ditto.
14210 (get_or_alloc_constant_value_id): Ditto.
14211 (value_id_constant_p): Ditto.
14212 (vn_reference_compute_hash): De-staticify.
14213 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14214 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14215 (valueize_refs): Update opcode if it changes from ssa name to constant.
14216 (vn_reference_lookup_1): Add new argument.
14217 (vn_reference_lookup): Ditto.
14218 (vn_reference_lookup_pieces): New function.
14219 (vn_reference_insert): Add return type. Modify to deal with value ids.
14220 (vn_reference_insert_pieces): New function.
14221 (vn_nary_op_compute_hash): De-staticify.
14222 (vn_nary_op_eq): Ditto.
14223 (vn_nary_op_lookup_pieces): New function.
14224 (vn_nary_op_lookup): Add new argument.
14225 (vn_nary_op_insert_pieces): New function.
14226 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14227 (vn_phi_insert): Ditto.
14228 (visit_unary_op): Update for callee changes.
14229 (visit_binary_op): Ditto.
14230 (visit_reference_op_load): Ditto.
14231 (visit_reference_op_store): Ditto.
14232 (init_scc_vn): Init next_value_id, constant_to_value_id and
14233 constant_value_ids.
14234 (free_scc_vn): Free them.
14235 (set_hashtable_value_ids): New function.
14236 (run_scc_vn): Use it.
14237 (get_max_value_id): New function.
14238 (get_next_value_id): Ditto.
14239 (expressions_equal_p): Moved from tree-vn.c
14240 (sort_vuses): Ditto.
14241 (sort_vuses_heap): Ditto.
14242 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14244 * tree.c (iterative_hash_hashval_t): Made non-static
14245 * tree.h (iterative_hash_hashval_t): Declare it.
14247 2008-07-08 Martin Jambor <mjambor@suse.cz>
14249 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14250 instead of ipa_create_node_params.
14251 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14252 ipa_check_create_edge_args, free them with
14253 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14255 * ipa-prop.c: Include flags.h and tree-inline.h.
14256 (ipa_node_params_vector): New variable.
14257 (ipa_edge_args_vector): New variable.
14258 (edge_removal_hook_holder): New variable.
14259 (node_removal_hook_holder): New variable.
14260 (edge_duplication_hook_holder): New variable.
14261 (node_duplication_hook_holder): New variable.
14262 (ipa_detect_param_modifications): Check for presence of modified flags.
14263 (ipa_compute_jump_functions): Check for presence of jump functions.
14264 (ipa_free_edge_args_substructures): New function.
14265 (ipa_create_node_params): Removed.
14266 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14267 (ipa_free_node_params_substructures): New function.
14268 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14270 (ipa_edge_removal_hook): New function.
14271 (ipa_node_removal_hook): New function.
14272 (duplicate_array): New function.
14273 (ipa_edge_duplication_hook): New function.
14274 (ipa_node_duplication_hook): New function.
14275 (ipa_register_cgraph_hooks): New function.
14276 (ipa_unregister_cgraph_hooks): New function.
14277 (free_all_ipa_structures_after_ipa_cp): New function.
14279 * ipa-prop.h: Include vec.h.
14280 (ipa_node_params_t): New typedef with vector types for it.
14281 (ipa_edge_args_t): New typedef with vector types for it.
14282 (IPA_NODE_REF): Changed to access an on-the-side vector.
14283 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14284 (ipa_check_create_node_params): New function.
14285 (ipa_check_create_edge_args): New function.
14287 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14290 2008-07-07 Tom Tromey <tromey@redhat.com>
14292 * configure, config.in: Rebuilt.
14293 * configure.ac: Don't check for scandir or alphasort.
14295 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14297 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14298 types immediately after creating them.
14300 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14302 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14304 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14306 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14307 dump_constraint_graph.
14308 (dump_constraint_edge): New function.
14309 (dump_constraint_graph): New function.
14310 (debug_constraint_graph): New function.
14311 (dump_constraint): Removed useless comparison.
14312 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14313 (dump_constraint_graph): Declare.
14314 (debug_constraint_graph): Declare.
14315 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14317 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14319 * config/i386/i386.c (is_va_list_char_pointer): New.
14320 (ix86_va_start): Replace compare with ms_va_list_type_node
14321 by is_va_list_char_pointer.
14322 (ix86_gimplify_va_arg): Likewise.
14324 2008-07-07 Martin Jambor <mjambor@suse.cz>
14326 * cgraph.c (cgraph_edge_max_uid): New variable.
14327 (struct cgraph_edge_hook_list): New type.
14328 (struct cgraph_node_hook_list): New type.
14329 (struct cgraph_2edge_hook_list): New type.
14330 (struct cgraph_2node_hook_list): New type.
14331 (first_cgraph_edge_removal_hook): New variable.
14332 (first_cgraph_node_removal_hook): New variable.
14333 (first_cgraph_edge_duplicated_hook): New variable.
14334 (first_cgraph_node_duplicated_hook): New variable.
14335 (cgraph_add_edge_removal_hook): New function.
14336 (cgraph_remove_edge_removal_hook): New function.
14337 (cgraph_call_edge_removal_hooks): New function.
14338 (cgraph_add_node_removal_hook): New function.
14339 (cgraph_remove_node_removal_hook): New function.
14340 (cgraph_call_node_removal_hooks): New function.
14341 (cgraph_add_edge_duplication_hook): New function.
14342 (cgraph_remove_edge_duplication_hook): New function.
14343 (cgraph_call_edge_duplication_hooks): New function.
14344 (cgraph_add_node_duplication_hook): New function.
14345 (cgraph_remove_node_duplication_hook): New function.
14346 (cgraph_call_node_duplication_hooks): New function.
14347 (cgraph_create_edge): Assign to edge uid.
14348 (cgraph_remove_edge): Call edge removal hooks.
14349 (cgraph_node_remove_callees): Call edge removal hooks.
14350 (cgraph_node_remove_callers): Call edge removal hooks.
14351 (cgraph_remove_node): Call node removal hooks.
14352 (cgraph_clone_edge): Call edge duplication hooks.
14353 (cgraph_clone_node): Call node duplication hooks.
14355 * cgraph.h (cgraph_edge): New field uid.
14356 (cgraph_edge_hook): New type.
14357 (cgraph_node_hook): New type.
14358 (cgraph_2edge_hook): New type.
14359 (cgraph_2node_hook): New type.
14361 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14363 * config.in: Regenerate.
14365 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14367 * gcc.c (print_sysroot): New.
14368 (option_map, display_help, process_command): Handle the
14369 -print-sysroot option.
14370 (main): Print the sysroot if requested.
14371 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14373 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14376 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14378 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14380 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14381 (assign_parm_setup_block_p): Also check mode of entry_parm.
14383 2008-07-07 Richard Guenther <rguenther@suse.de>
14385 * tree-ssa-structalias.h (set_used_smts): Remove.
14386 * tree-ssa-structalias.c (used_smts): Likewise.
14387 (set_used_smts): Likewise.
14388 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14389 call to set_used_smts.
14391 2008-07-07 Richard Guenther <rguenther@suse.de>
14393 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14394 (new_var_info): Set it to false.
14395 (solution_set_add): Correctly handle pointers outside a var and
14397 (type_safe): Treat variables with is_full_var properly.
14398 (do_sd_constraint): Likewise.
14399 (do_ds_constraint): Likewise.
14400 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14401 (get_constraint_for_ptr_offset): New function.
14402 (get_constraint_for_component_ref): For addresses at least include
14403 the last field of the variable. Handle is_full_vars properly.
14404 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14405 (handle_ptr_arith): Remove.
14406 (find_func_aliases): Simplify assignment handling.
14407 (create_function_info_for): For parameter and result varinfos set
14409 (create_variable_info_for): Set is_full_var flag whenever we
14410 just created a single varinfo for a decl.
14411 (init_alias_vars): Initialize use_field_sensitive from
14412 max-fields-for-field-sensitive parameter.
14414 2008-07-07 Richard Guenther <rguenther@suse.de>
14416 PR tree-optimization/36713
14417 * tree-flow-inline.h (is_call_used): New function.
14418 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14419 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14420 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14422 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14424 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14426 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14428 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14430 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14431 Nathan Sidwell <nathan@codesourcery.com>
14433 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14434 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14436 * config/m68k/t-linux: New.
14437 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14440 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14442 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14443 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14446 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14448 * gcc.c (execute): Fix -Wc++-compat warning.
14450 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14453 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14454 constant for little endian.
14456 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14458 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14459 mips_base_mips16 instead of TARGET_MIPS16.
14460 (mips_base_mips16): Declare.
14461 * config/mips/mips.c (mips_base_mips16): Make global.
14462 (was_mips16_p): Remove GTY marker.
14463 (was_mips16_pch_p): New variable.
14464 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14465 (mips_override_options): Force to non-MIPS16 mode initially.
14466 Do not complain about MIPS16 PIC incompatibilities here.
14467 Only allow -mgpopt if -mexplicit-relocs is in force for
14470 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14472 * configure.ac: Check for caddr_t, define to char * if not defined.
14473 * configure: Regenerate.
14474 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14475 (mmap_gt_pch_use_address): Likewise.
14476 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14478 2008-07-06 Richard Guenther <rguenther@suse.de>
14480 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14481 (new_var_info): Deal with it.
14482 (solution_set_add): Likewise.
14483 (bitpos_of_field): Make signed, fix.
14484 (struct fieldoff): Remove type and decl fields. Make size field
14485 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14487 (fieldoff_compare): Deal with it.
14488 (push_fields_onto_fieldstack): Remove has_union argument, glob
14489 adjacent non-pointer fields together.
14490 (create_function_info_for): Do not set has_union.
14491 (create_variable_info_for): Simplify.
14493 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14495 * config.gcc (extra_headers): Add cross-stdarg.h for target
14496 x86_64-*-* and i?86-*-*.
14497 * config/i386/cross-stdarg.h: New.
14498 * builtins.c (std_fn_abi_va_list): New.
14499 (std_canonical_va_list_type): New.
14500 (stabilize_va_list): Replace va_list_type_node use by
14501 mtarget.canonical_va_list_type.
14502 (gimplify_va_arg_expr): Likewise.
14503 (expand_builtin_va_copy): Replace va_list_type_node use by
14504 mtarget.fn_abi_va_list.
14505 * tree-sra.c (is_va_list_type): New helper.
14506 (decl_can_be_decomposed_p): Replace
14507 va_list_type_node use by is_va_list_type.
14508 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14509 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14510 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14511 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14512 (ix86_enum_va_list): New.
14513 * config/i386/i386.c (sysv_va_list_type_node): New.
14514 (ms_va_list_type_node): New.
14515 (ix86_function_type_abi): Remove sorry.
14516 (ix86_build_builtin_va_list_abi): New.
14517 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14518 for 64-bit targets.
14519 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14520 (ix86_init_builtins_va_builtins_abi): New.
14521 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14522 for 64-bit targets.
14523 (ix86_handle_abi_attribute): New.
14524 (attribute_spec): Add sysv_abi and ms_abi.
14525 (ix86_fn_abi_va_list): New.
14526 (ix86_canonical_va_list_type): New.
14527 (ix86_enum_va_list): New.
14528 (TARGET_FN_ABI_VA_LIST): New.
14529 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14530 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14531 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14532 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14533 (TARGET_ENUM_VA_LIST): New.
14534 * expr.h (std_fn_abi_va_list): New.
14535 (std_canonical_va_list_type): New.
14536 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14537 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14538 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14539 TARGET_CANONICAL_VA_LIST_TYPE.
14540 * target.h (struct gcc_target): Add fn_abi_va_list hook
14541 and canonical_va_list_type hook.
14543 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14545 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14546 integral and pointer types.
14548 2008-07-04 Roger Sayle <roger@eyesopen.com>
14550 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14551 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14553 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14556 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14558 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14560 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14561 build_gimple_modify_stmt.
14562 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14563 gimple operand. Use fold_build* instead of build*.
14565 2008-07-04 Richard Guenther <rguenther@suse.de>
14567 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14568 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14569 properly to compute the reachability set if we do field-sensitive PTA.
14570 * invoke.texi (max-fields-for-field-sensitive): Document default.
14571 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14572 100 for optimize >= 2.
14574 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14576 * ggc-zone.c (lookup_page_table_if_allocated,
14577 set_page_table_entry, zone_find_object_size, alloc_small_page,
14578 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14579 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14580 -Wc++-compat and/or -Wcast-qual warnings.
14582 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14585 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14586 pic_offset_table_rtx to be marked as used here.
14587 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14588 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14589 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14590 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14591 !TARGET_SECURE_PLT.
14593 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14595 * alloc-pool.c (hash_descriptor, eq_descriptor,
14596 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14597 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14599 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14600 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14601 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14602 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14605 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14607 * tree-flow.h (loop_only_exit_p): Declare.
14608 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14609 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14610 the number of iterations if it is constant. Otherwise, if this is the
14611 only possible exit of the loop, use the conservative estimate on the
14612 number of iterations of the entire loop if available.
14614 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14616 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14617 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14618 Add synchronization functions.
14619 * config/sync.c: New file.
14620 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14621 (LIBGCC_SYNC_CFLAGS): Likewise.
14623 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14626 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14627 (*pushtf_sse): New insn pattern.
14628 (pushtf splitters): New splitters.
14630 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14632 PR middle-end/35736
14633 * predict.c (build_predict_expr): Use void_type_node for the tree
14634 type, instead of NULL_TREE.
14636 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14638 * config/i386/i386.c (contains_aligned_value_p): Return true
14640 (ix86_data_alignment): Align TCmode to 128bits.
14641 (ix86_local_alignment): Likewise.
14643 2008-07-03 Andrew Haley <aph@redhat.com>
14646 * vec.h (VEC_TA): New.
14647 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14648 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14649 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14650 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14651 (C_COMMON_FIXED_TYPES): Remove first arg.
14652 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14653 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14654 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14655 not to use empty macro arguments.
14657 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14659 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14660 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14661 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14662 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14663 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14664 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14665 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14666 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14667 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14668 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14669 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14670 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14671 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14672 config/rs6000/e500crtres64gpr.asm,
14673 config/rs6000/e500crtres64gprctr.asm,
14674 config/rs6000/e500crtrest32gpr.asm,
14675 config/rs6000/e500crtrest64gpr.asm,
14676 config/rs6000/e500crtresx32gpr.asm,
14677 config/rs6000/e500crtresx64gpr.asm,
14678 config/rs6000/e500crtsav32gpr.asm,
14679 config/rs6000/e500crtsav64gpr.asm,
14680 config/rs6000/e500crtsav64gprctr.asm,
14681 config/rs6000/e500crtsavg32gpr.asm,
14682 config/rs6000/e500crtsavg64gpr.asm,
14683 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14684 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14685 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14686 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14687 config/sparc/sol2-cn.asm: Remove .file directives.
14689 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14691 * resource.c (mark_referenced_resources): Look inside
14692 UNSPEC_VOLATILEs and ASM_INPUTs.
14694 2008-07-02 Ian Lance Taylor <iant@google.com>
14696 * rtlanal.c (add_reg_note): New function.
14697 * rtl.h (add_reg_note): Declare.
14698 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14699 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14700 * builtins.c (expand_builtin_longjmp): Likewise.
14701 (expand_builtin_nonlocal_goto): Likewise.
14702 * calls.c (emit_call_1, expand_call): Likewise.
14703 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14704 * cfglayout.c (fixup_reorder_chain): Likewise.
14705 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14706 (commit_one_edge_insertion): Likewise.
14707 * combine.c (move_deaths, distribute_notes): Likewise.
14708 * df-problems.c (df_set_note): Likewise.
14709 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14710 (set_unique_reg_note): Likewise.
14711 (emit_copy_of_insn_after): Likewise.
14712 * expr.c (expand_expr_real): Likewise.
14713 * gcse.c (add_label_notes): Likewise.
14714 * haifa-sched.c (create_check_block_twin): Likewise.
14715 * jump.c (mark_jump_label_1): Likewise.
14716 * loop-doloop.c (add_test, doloop_modify): Likewise.
14717 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14718 * lower-subreg.c (move_eh_region_note): Likewise.
14719 * optabs.c (emit_libcall_block): Likewise.
14720 * predict.c (predict_insn): Likewise.
14721 (combine_predictions_for_insn): Likewise.
14722 * recog.c (peephole2_optimize): Likewise.
14723 * regmove.c (try_auto_increment): Likewise.
14724 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14725 * reload.c (find_reloads): Likewise.
14726 * reload1.c (fixup_eh_region_note): Likewise.
14727 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14728 * reorg.c (delete_prior_computation): Likewise.
14729 (delete_computation, dbr_schedule): Likewise.
14730 * config/pa/pa.c (legitimize_pic_address): Likewise.
14731 * config/sh/sh.c (sh_reorg): Likewise.
14733 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14736 * config/libgcc-glibc.ver: Add %exclude.
14737 * config/m32r/libgcc-glibc.ver: Likwise.
14738 * config/s390/libgcc-glibc.ver: Likwise.
14739 * config/sh/libgcc-glibc.ver: Likwise.
14740 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14742 * config/i386/libgcc-glibc.ver: New.
14744 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14746 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14748 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14749 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14750 i[34567]86-*-linux*, x86_64-*-linux*. Add
14751 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14752 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14753 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14754 i[34567]86-*-linux*, x86_64-*-linux*.
14756 * libgcc-std.ver: Add empty GCC_4.4.0.
14758 * mkmap-symver.awk: Support multiple versions per symbol.
14760 * config/i386/i386.c (ix86_init_builtins): Always define
14761 __builtin_fabsq and __builtin_copysignq with fallbacks.
14762 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14763 and __builtin_copysignq if SSE2 isn't available.
14765 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14766 (LIBGCC2_TF_CEXT): Likwise.
14767 (TF_SIZE): Likwise.
14769 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14771 * config/i386/sfp-machine.h: Moved to libgcc.
14773 * config/i386/sfp-machine.h: New.
14774 * config/i386/t-linux: Likwise.
14776 * config/i386/t-darwin: Remove softfp_wrap_start and
14778 * config/i386/t-darwin64: Likewise.
14780 * config/i386/t-fprules-softfp64: Renamed to ...
14781 * config/i386/t-fprules-softfp: This.
14783 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14784 and softfp_wrap_end.
14786 2008-07-02 Jason Merrill <jason@redhat.com>
14788 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14790 * tree.c (ctor_to_list): New fn.
14791 * tree.h: Declare it.
14792 (CONSTRUCTOR_ELT): New macro.
14793 (CONSTRUCTOR_NELTS): New macro.
14795 2008-07-02 Richard Guenther <rguenther@suse.de>
14797 * tree-ssa-structalias.c (struct variable_info): Reorder
14798 to fill padding on 64bit hosts. Make collapsed_to an int.
14799 (get_varinfo_fc): Deal with that.
14800 (new_var_info): Likewise.
14801 (collapse_rest_of_var): Likewise.
14803 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14805 * doc/install.texi (--enable-java-home): Document.
14806 (--enable-aot-compile-rpm): Likewise.
14807 (--with-arch-directory): Likewise.
14808 (--with-os-directory): Likewise.
14809 (--with-origin-name): Likewise.
14810 (--with-arch-suffix): Likewise.
14811 (--with-jvm-root-dir): Likewise.
14812 (--with-jvm-jar-dir): Likewise.
14813 (--with-python-dir): Likewise.
14815 2008-07-02 Richard Guenther <rguenther@suse.de>
14817 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14818 from decls explicitly. Merge operand checking from tuples.
14820 2008-07-02 Martin Jambor <mjambor@suse.cz>
14822 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14824 2008-07-02 Martin Jambor <mjambor@suse.cz>
14826 * tree-switch-conversion.c: Included timevar.h
14827 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14829 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14831 2008-07-02 Martin Jambor <mjambor@suse.cz>
14833 * tree-switch-conversion.c: Corrected various comments and
14835 (build_constructors): Fixed minor formatting mistakes.
14837 * invoke.texi (Optimize Options): Corrected the
14838 switch-conversion-max-branch-ratio parameter.
14840 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14842 * final.c (asm_insn_count): Return zero for an empty asm body.
14844 2008-07-02 Richard Guenther <rguenther@suse.de>
14846 * bitmap.h (bitmap_set_bit): Return bool.
14847 (bitmap_clear_bit): Likewise.
14848 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14849 write to the bitmap if it would.
14850 (bitmap_clear_bit): Likewise.
14851 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14852 bitmap_set_bit return value.
14853 (add_pred_graph_edge): Likewise.
14854 (add_graph_edge): Likewise.
14855 (do_sd_constraint): Likewise.
14856 (do_ds_constraint): Likewise.
14858 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14860 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14861 Fix -Wc++-compat and/or -Wcast-qual warnings.
14862 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14863 gen_regparm_prefix): Likewise.
14864 * vmsdbgout.c (write_modbeg, lookup_filename,
14865 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14867 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14869 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14870 defaults.h definition apply.
14872 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14874 * function.c (assign_parm_remove_parallels): New.
14875 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14877 (assign_parm_setup_block): Do not handle them.
14878 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14879 assign_parm_remove_parallels.
14881 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14883 * c-typeck.c (convert_for_assignment): Use
14884 vector_targets_convertible_p.
14885 * c-common.c (vector_targets_convertible_p): New.
14886 * c-common.h (vector_targets_convertible_p): New prototype.
14887 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14888 opaque_p_V2SI_type_node.
14890 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14892 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14895 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14897 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14898 TFmode constants via two element DImode vector for hosts with
14899 HOST_BITS_PER_WIDE_INT < 64.
14900 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14901 also for HOST_BITS_PER_WIDE_INT < 64.
14903 2008-07-01 Richard Guenther <rguenther@suse.de>
14905 PR tree-optimization/36666
14906 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14907 (get_constraint_exp_from_ssa_var): Split into ...
14908 (get_constraint_exp_for_temp): ... this ...
14909 (get_constraint_for_ssa_var): ... and that.
14910 Return constraint expressions for all touched sub-fields
14911 if the results address is not taken.
14912 (process_constraint): Remove assertion that aggregate
14913 assignments do not happen at this place.
14914 (get_constraint_for_component_ref): Add address_p argument.
14915 Return constraint expressions for all touched sub-fields
14916 if the results address is not taken.
14917 (do_deref): Use get_constraint_exp_for_temp.
14918 (get_constraint_for_1): Rename from ...
14919 (get_constraint_for): ... this. Add the old function as wrapper.
14920 (do_structure_copy): Use get_constraint_for_1.
14922 2008-07-01 Martin Jambor <mjambor@suse.cz>
14924 * Makefile.in (tree-switch-conversion.o): Add.
14925 (OBJS-common): Add tree-swtch-conversion.o.
14926 * passes.c (init_optimization_passes): Add pass_convert_switch.
14927 * tree-pass.h (pass_convert_switch): Add.
14928 * tree-switch-conversion.c: New file.
14929 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14930 * common.opt (ftree-cswtch): New option.
14931 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14932 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14933 * opts.c (decode_options): Set flag_tree_switch_conversion when
14934 optimization level is >= 2.
14935 * doc/invoke.texi (Optimize Options): Added description of
14936 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14938 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14940 * config/darwin-driver.c (darwin_default_min_version): Fix
14941 -Wc++-compat warnings.
14943 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14945 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14948 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14950 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14952 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14954 PR rtl-optimization/34744
14955 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14956 (df_scan_free_internal): Free data structures not
14957 allocated in storage pools.
14958 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14959 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14960 df_scan_free_mws_vec.
14961 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14964 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14966 * config/i386/i386.c (contains_aligned_value_p): Return true
14968 (ix86_function_arg_boundary): Return its natural boundary
14970 (return_in_memory_32): Don't check TDmode.
14971 (ix86_split_to_parts): Support splitting into 4 parts and
14972 support TFmode for 32bit target.
14973 (ix86_split_long_move): Support splitting into 4 parts.
14974 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14976 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14977 (ix86_init_builtins): Here.
14978 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14979 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14980 'q' and 'w', respectively.
14982 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14984 (movtf_internal): Likewise.
14985 (<code>tf2): Likewise.
14986 (*absnegtf2_sse): Likewise.
14987 (copysign<mode>3): Likewise.
14988 (copysign<mode>3_const): Likewise.
14989 (copysign<mode>3_var): Likewise.
14990 (define_split UNSPEC_COPYSIGN): Likewise.
14991 * config/i386/sse.md (*nandtf3): Likewise.
14992 (<code>tf3): Likewise.
14993 (*<code>tf3): Likewise.
14995 2008-06-30 Joey Ye <joey.ye@intel.com>
14996 H.J. Lu <hongjiu.lu@intel.com>
14998 * global.c (compute_regsets): Set frame_pointer_needed here.
14999 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15001 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15003 * doc/install.texi (specific): Expand Windows build notes.
15005 2008-06-30 Ira Rosen <irar@il.ibm.com>
15007 PR tree-optimization/36648
15008 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15009 number of prolog iterations by step. Fix the comment.
15011 2008-06-30 Richard Guenther <rguenther@suse.de>
15013 PR middle-end/36671
15014 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15015 handle calls from ECF_MALLOC functions.
15016 (handle_pure_call): ECF_MALLOC functions do not return
15018 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15020 2008-06-29 Andreas Schwab <schwab@suse.de>
15022 * config/m68k/m68k.c (print_operand): Always print a float
15024 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15025 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15028 * config/rs6000/x-linux64: Remove never used file.
15030 2008-06-29 Richard Guenther <rguenther@suse.de>
15032 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15034 (struct alias_info): Move ...
15035 * tree-ssa-alias.c: ... here.
15036 (update_alias_info): Declare.
15037 (compute_may_aliases): Call it.
15038 (update_alias_info): New function.
15039 * tree-ssa-structalias.c (update_alias_info): Move ...
15040 * tree-ssa-alias.c (update_alias_info_1): ... here.
15041 * tree-ssa-structalias.c (process_constraint_1): Remove
15042 unused from_call argument. Rename to ...
15043 (process_constraint): ... this. Delete old wrapper.
15044 (make_constraint_to): Adjust callers.
15045 (handle_const_call): Likewise.
15046 (handle_pure_call): Likewise.
15047 (init_base_vars): Likewise.
15048 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15049 (find_func_aliases): We don't need structure copies for
15051 (make_constraint_from_anything): Remove.
15052 (create_variable_info_for): For globals make constraints
15053 from escaped, not from anything.
15054 (compute_points_to_sets): Do not call update_alias_info.
15055 (ipa_pta_execute): Use make_constraint_from.
15057 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15059 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15060 (bitmap.o-warn, dominance.o-warn): New.
15061 * configure.ac (cxx_compat_warn): Delete.
15062 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15063 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15065 * configure: Regenerate.
15067 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15070 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15072 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15073 * df-scan.c (df_notes_rescan): Likewise.
15074 * ggc-page.c (set_page_table_entry): Likewise.
15075 * intl.c (gcc_gettext_width): Likewise.
15076 * varasm.c (get_unnamed_section, get_noswitch_section,
15077 get_section): Likewise.
15079 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15081 * regrename.c (build_def_use): Don't copy RTX.
15083 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15085 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15086 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15087 punctuation. Use @ref instead of @xref.
15088 (Function Names): Remove stray @display/@end display.
15089 (C++ Attributes): Use @ref instead of @xref.
15090 (Deprecated Features): Fix punctuation around @xref.
15091 (Backwards Compatibility): Likewise.
15092 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15094 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15096 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15097 constants for E500 double.
15099 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15101 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15102 element type of const_vector.
15104 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15106 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15107 Remove FLAGS_REG clobber from expander pattern.
15108 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15109 (anddi3, andsi3, andhi3, andqi3): Ditto.
15110 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15111 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15112 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15113 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15114 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15115 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15116 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15117 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15119 2008-06-28 Richard Guenther <rguenther@suse.de>
15121 * tree-ssa-structalias.c (callused_id, var_callused,
15122 callused_tree): Add.
15123 (handle_pure_call): New function.
15124 (find_func_aliases): Call it.
15125 (find_what_p_points_to): Handle the call-used set.
15126 (clobber_what_escaped): Likewise.
15127 (compute_call_used_vars): New function.
15128 (init_base_vars): Init the call-used variable.
15129 (do_sd_constraint): Do not propagate the solution from CALLUSED
15130 but use CALLUSED as a placeholder.
15131 (solve_graph): Likewise.
15132 * tree-flow-inline.h (gimple_call_used_vars): New function.
15133 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15134 (compute_call_used_vars): Declare.
15135 * tree-ssa-alias.c (set_initial_properties): Call
15136 compute_call_used_vars.
15137 (reset_alias_info): Clear call-used variables.
15138 (add_call_clobber_ops): Assert we are not called for const/pure
15139 functions. Remove handling of them.
15140 (add_call_read_ops): Handle pure functions by adding the
15141 call-used set of variables as VUSEs.
15142 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15143 (delete_tree_ssa): Free it.
15144 * tree-dfa.c (remove_referenced_var): Clear the var from the
15147 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15149 * tree.c (build_varargs_function_type_list): New.
15150 (build_function_type_list_1): New.
15151 (build_function_type_list): Use build_function_type_list_1.
15152 * tree.h (build_varargs_function_type_list): New.
15154 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15157 * config/spu/spu.c (spu_builtin_splats): Do not generate
15158 invalid CONST_VECTOR expressions.
15159 (spu_expand_vector_init): Likewise.
15161 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15163 * optabs.c (libfunc_decls): New variable.
15164 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15165 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15166 for the same function twice.
15168 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15171 ix86_expand_binary_operator directly.
15172 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15174 (*ashrti3_1): Ditto.
15175 (*lshrti3_1): Ditto.
15176 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15177 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15178 using only one splitter. Conditionaly execute splitter before or
15179 after peephole2 pass.
15180 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15181 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15182 Use only one alternative in asm template.
15183 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15185 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15186 "J" operand constraint for operand 2.
15187 (*ashldi3_cconly_rex64): Ditto.
15188 (*ashrdi3_cmp_rex64): Ditto.
15189 (*ashrdi3_cconly_rex64): Ditto.
15190 (*lshrdi3_cmp_rex64): Ditto.
15191 (*lshrdi3_cconly_rex64): Ditto.
15192 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15193 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15194 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15197 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15199 * gimplify.c (omp_is_private): Don't return true if decl is not
15200 already private on #pragma omp for or #pragma omp parallel for.
15203 * tree-cfg.c (struct move_stmt_d): Replace block field with
15204 orig_block and new_block fields.
15205 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15206 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15207 (move_block_to_fn): Replace vars_map and new_label_map arguments
15208 with struct move_stmt_d pointer.
15209 (replace_block_vars_by_duplicates): New function.
15210 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15211 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15212 all subblocks of ORIG_BLOCK to the new function. Call
15213 replace_block_vars_by_duplicates.
15214 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15215 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15216 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15217 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15218 (expand_omp): Temporarily set input_location to the location of
15219 region's controlling stmt.
15220 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15221 BIND_EXPR, push ctx->block_vars and gimplification vars into
15222 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15223 into dest function.
15224 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15225 there are any BLOCK_VARS.
15226 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15227 OMP_PARALLEL or OMP_TASK stmt.
15228 (lower_omp): Save and restore input_location around the lower_omp_1
15231 2008-06-27 Richard Guenther <rguenther@suse.de>
15233 PR tree-optimization/36400
15234 PR tree-optimization/36373
15235 PR tree-optimization/36344
15236 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15237 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15238 (update_alias_info): Remove call clobbering code.
15239 (make_constraint_to): New helper function.
15240 (make_escape_constraint): Likewise.
15241 (handle_rhs_call): Use it on all pointer containing arguments.
15242 Also mark the static chain escaped.
15243 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15244 instead of ANYTHING.
15245 (make_constraint_from): New helper split out from ...
15246 (make_constraint_from_anything): ... here.
15247 (find_func_aliases): Add constraints for escape sites.
15248 (intra_create_variable_infos): Make constraints from NONLOCAL
15250 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15252 (clobber_what_p_points_to): Remove.
15253 (clobber_what_escaped): New function.
15254 (init_base_vars): Init NONLOCAL and ESCAPED.
15255 (do_sd_constraint): Do not propagate the solution from ESCAPED
15256 but use ESCAPED as a placeholder.
15257 (solve_graph): Likewise.
15258 * tree-flow.h (clobber_what_p_points_to): Remove.
15259 (clobber_what_escaped): Declare.
15260 * tree-ssa-alias.c (set_initial_properties): Call it.
15261 Remove code clobbering escaped pointers.
15263 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15265 * function.c (allocate_struct_function): Only allocate a unique
15266 funcdef_no if the decl is nonzero.
15268 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15270 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15271 * config/mips/mips.c (mips_split_const_insns): New function.
15272 * config/mips/mips.md (move_type): New attribute.
15273 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15274 (dword_mode): New attribute.
15275 (type): Avoid long line. Map "move_type"s to "type"s,
15276 choosing "multi" for doubleword moves if appropriate.
15277 Swap MTC/MFC comments to match their declaration order.
15278 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15279 "type" is "branch" or "jal" is "direct".
15280 (length): Handle "extended_mips16" first. Make the default
15281 "0" for "ghost" instructions. Set the length from "move_type".
15282 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15283 of "type", with "sll0" for the register alternative. Remove the
15284 "extended_mips16" attribute.
15285 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15286 of "type", with "shift_shift" for the register alternative.
15287 Remove the "length" attribute.
15288 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15289 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15290 of "type", with "andi" for the register alternative.
15291 (*zero_extendqihi2): Likewise.
15292 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15293 of "andi" instead of a "type" of "arith".
15294 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15296 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15297 (mov_<store>r, *mov<mode>_ra): Likewise.
15298 (extendsidi2): Use "move_type" instead of "type", with "move"
15299 for the register alternative.
15300 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15301 of "type", with "signext" for the register alternative.
15302 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15303 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15304 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15305 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15306 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15307 (unnamed branch insn): Likewise.
15308 (*movdi_gp32_fp64): Fold into...
15309 (*movdi_32bit): ...here.
15310 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15311 (*movdf_hardfloat): ...this new pattern.
15312 (*movdf_softfloat): Remove redundant FPR alternatives.
15313 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15314 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15315 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15316 the "move" attribute.
15317 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15318 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15319 and "store" for COP loads and stores.
15320 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15321 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15322 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15323 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15324 (*movtf_mips16, *movv2sf): Likewise.
15325 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15326 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15327 (mfhc1<mode>): Use "move_type" instead of "move".
15328 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15329 (loadgp_blockage): Remove the "length" attribute.
15330 (blockage, set_got_version, update_got_version): Likewise.
15331 (call_internal): Remove the "extended_mips16" attribute.
15332 (call_value_internal, call_value_multiple_internal): Likewise.
15333 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15335 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15336 the "length" attribute.
15338 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15340 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15341 -Wcast-qual warnings.
15342 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15343 handle_pragma_pop_macro): Likewise.
15344 * collect2.c (resolve_lib_name): Likewise.
15345 * config/arc/arc.c (arc_init): Likewise.
15346 * config/arm/arm.c (neon_builtin_compare,
15347 locate_neon_builtin_icode): Likewise.
15348 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15349 * config/bfin/bfin.c (bfin_init_machine_status,
15350 bfin_optimize_loop): Likewise.
15351 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15352 * config/cris/cris.c (cris_init_expanders): Likewise.
15353 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15354 * config/darwin.c (machopic_indirection_eq,
15355 machopic_indirection_name, machopic_output_indirection): Likewise.
15356 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15357 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15358 frv_optimize_membar): Likewise.
15359 * config/i386/cygwin.h (mingw_scan,
15360 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15361 * config/i386/cygwin1.c (mingw_scan): Likewise.
15362 * config/i386/i386.c (machopic_output_stub): Likewise.
15363 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15364 i386_pe_unique_section): Likewise.
15365 * config/ia64/ia64.c (ia64_init_machine_status,
15366 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15368 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15369 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15370 * config/m68k/m68k.c (m68k_handle_option,
15371 m68k_sched_md_init_global): Likewise.
15372 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15373 mcore_unique_section): Likewise.
15374 * config/mips/mips.c (mips_block_move_straight,
15375 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15377 * config/mmix/mmix.c (mmix_init_machine_status,
15378 mmix_encode_section_info): Likewise.
15379 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15380 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15381 print_operand_address, output_toc, redefine_groups,
15382 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15383 * config/s390/s390.c (s390_init_machine_status): Likewise.
15384 * config/score/score.c (score_block_move_straight,
15385 score_block_move_loop_body): Likewise.
15386 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15387 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15388 * emit-rtl.c (find_auto_inc): Likewise.
15389 * gcc.c (translate_options, process_command): Likewise.
15390 * reorg.c (dbr_schedule): Likewise.
15391 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15392 * xcoffout.c (xcoffout_declare_function): Likewise.
15394 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15396 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15397 ipa-pta working again.
15399 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15401 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15404 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15406 * config.gcc (powerpc*-*-*): Add new core e500mc.
15407 * config/rs6000/e500mc.md: New file.
15408 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15410 (rs6000_override_options): Add e500mc case to
15411 processor_target_table. Altivec and Spe options not allowed
15412 with e500mc. Add isel instruction to e500mc by
15413 default. Initialize rs6000_cost for e500mc.
15414 (rs6000_issue_rate): Set issue rate for e500mc.
15415 * config/rs6000/rs6000.h (processor_type): Add
15416 PROCESSOR_PPCE500MC.
15417 (ASM_CPU_SPEC): Add e500mc.
15418 Set TARGET_ISEL to rs6000_isel.
15419 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15420 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15421 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15423 * doc/invoke.texi: Add e500mc to list of cpus.
15425 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15428 * c-lex.c (lex_charconst): Initialize unsignedp.
15430 2008-06-27 Olivier Hainque <hainque@adacore.com>
15432 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15433 documented assumptions.
15435 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15437 * dwarf2out.c: Remove trailing white spaces. Break long line
15440 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15442 * libfuncs.h (LTI_synchronize): New libfunc_index.
15443 (synchronize_libfunc): Declare.
15444 * builtins.c (expand_builtin_synchronize): Consider using
15445 synchronize_libfunc before falling back on an asm blockage.
15446 * config/mips/mips.c: Include libfuncs.h
15447 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15449 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15451 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15452 parameter. Copy stack_reg to r11 where appropriate.
15453 (no_global_regs_above): Add gpr parameter.
15454 (rs6000_stack_info): Only add padding for SPE save area if we
15455 are saving SPE GPRs and CR.
15456 (saveres_routine_syms): New variable.
15457 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15459 (rs6000_savres_routine_sym): New function.
15460 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15462 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15463 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15464 Tweak FPR out-of-line saving.
15465 (rs6000_make_savres_rtx): New function.
15466 (rs6000_use_multiple_p): New function.
15467 (rs6000_savres_strategy): New function.
15468 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15469 out-of-line if appropriate.
15470 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15471 if we are optimizing for size.
15472 (GP_SAVE_INLINE): Define.
15473 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15474 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15475 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15476 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15477 (*save_fpregs_<mode>): Add use of r11.
15478 (*restore_gpregs_<mode>): New insn.
15479 (*return_and_restore_gpregs_<mode>): New insn.
15480 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15482 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15483 (*restore_gpregs_spe): New insn.
15484 (*return_and_restore_gpregs_spe): New insn.
15485 * config/rs6000/predicates.md (save_world_operation): Fix check.
15487 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15489 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15490 this point, so assert that.
15492 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15494 * cfganal.c: Include vec.h and vecprim.h.
15495 (compute_idf): Import from...
15496 * tree-into-ssa (compute_idf): ...here.
15497 * basic-block.h (compute_idf): Export.
15499 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15501 * c-decl.c (merge_decls): Use !current_function_decl to check for
15502 extern declaration of C99 inline function being at file scope.
15504 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15506 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15508 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15510 * alias.c (record_alias_subset, init_alias_analysis): Fix
15511 -Wc++-compat and/or -Wcast-qual warnings.
15512 * attribs.c (lookup_attribute_spec): Likewise.
15513 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15514 copy_bb, connect_traces,
15515 find_rarely_executed_basic_blocks_and_cr): Likewise.
15516 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15517 note_btr_set, migrate_btr_defs): Likewise.
15518 * builtins.c (result_vector, expand_builtin_memcpy,
15519 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15520 builtin_memset_read_str, expand_builtin_printf,
15521 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15523 * caller-save.c (mark_set_regs): Likewise.
15524 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15525 * cgraph.c (cgraph_edge): Likewise.
15526 * combine.c (likely_spilled_retval_1): Likewise.
15527 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15528 htab_counts_entry_del, get_coverage_counts): Likewise.
15529 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15530 new_cselib_val): Likewise.
15531 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15532 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15534 * df-core.c (df_compact_blocks): Likewise.
15535 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15536 * df-scan.c (df_grow_reg_info, df_ref_create,
15537 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15538 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15539 df_record_entry_block_defs, df_record_exit_block_uses,
15540 df_bb_verify): Likewise.
15541 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15542 DF_REF_EXTRACT_MODE_CONST): New.
15543 * dominance.c (get_immediate_dominator, get_dominated_by,
15544 nearest_common_dominator, root_of_dom_tree,
15545 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15546 -Wc++-compat and/or -Wcast-qual warnings.
15547 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15548 record_store, replace_read, check_mem_read_rtx, scan_insn,
15549 dse_step1, dse_record_singleton_alias_set): Likewise.
15550 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15552 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15554 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15555 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15556 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15557 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15558 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15559 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15560 file_name_acquire, output_file_names, add_const_value_attribute,
15561 premark_used_types_helper, file_table_eq, file_table_hash,
15562 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15563 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15564 -Wcast-qual warnings.
15565 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15566 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15567 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15568 gen_reg_rtx, start_sequence, init_emit): Likewise.
15569 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15570 * except.c (init_eh_for_function, gen_eh_region,
15571 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15572 arh_to_landing_pad, arh_to_label, add_action_record,
15573 add_call_site, switch_to_exception_section): Likewise.
15574 * expmed.c (synth_mult): Likewise.
15575 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15576 store_expr): Likewise.
15577 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15579 * function.c (assign_stack_temp_for_type,
15580 allocate_struct_function, match_asm_constraints_1): Likewise.
15581 * gcov-io.c (gcov_allocate): Likewise.
15582 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15583 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15584 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15585 record_one_set, insert_expr_in_table, insert_set_in_table,
15586 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15587 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15588 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15589 -Wcast-qual warnings.
15591 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15593 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15594 -Wcast-qual warnings.
15595 * gcc.c (process_command): Likewise.
15596 * genattrtab.c (oballoc): Use XOBNEW.
15597 (oballocvec): Define.
15598 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15599 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15600 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15601 -Wc++-compat and/or -Wcast-qual warnings.
15602 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15603 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15604 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15605 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15606 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15607 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15608 add_excls, process_presence_absence_names,
15609 process_presence_absence_patterns, add_presence_absence,
15610 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15611 get_free_state, add_arc, get_free_automata_list_el,
15612 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15613 transform_3, cache_presence, create_ainsns, create_automata,
15614 create_state_ainsn_table, dfa_insn_code_enlarge,
15615 output_trans_func, output_min_issue_delay_func,
15616 output_dead_lock_func, output_reset_func,
15617 output_get_cpu_unit_code_func, output_dfa_start_func,
15618 expand_automata): Likewise.
15619 * genextract.c (gen_insn): Likewise.
15620 * gengtype-lex.l: Likewise.
15621 * gengtype.c (read_input_list, adjust_field_type,
15622 process_gc_options): Likewise.
15623 * genoutput.c (note_constraint): Likewise.
15624 * genpreds.c (mangle, add_constraint): Likewise.
15625 * genrecog.c (process_define_predicate, new_decision,
15626 add_to_sequence): Likewise.
15627 * gensupport.c (record_insn_name): Likewise.
15629 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15631 * config/i386/driver-i386.c (detect_caches_amd,
15632 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15633 and/or -Wcast-qual warnings.
15634 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15635 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15636 gt_pch_save): Likewise.
15637 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15638 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15639 * global.c (compute_regsets): Likewise.
15640 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15641 finish_graph_dump_file): Likewise.
15642 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15643 unlink_bb_notes): Likewise.
15644 * integrate.c (get_hard_reg_initial_val): Likewise.
15645 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15646 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15647 * local-alloc.c (update_equiv_regs): Likewise.
15648 * loop-invariant.c (check_invariant_table_size,
15649 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15651 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15652 altered_reg_used, mark_altered): Likewise.
15653 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15654 insert_var_expansion_initialization,
15655 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15656 release_var_copies): Likewise.
15657 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15658 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15659 analyze_accesses_for_phi_node, check_var_notmodified_p,
15660 check_allocation_function, find_sites_in_func,
15661 record_all_accesses_in_func, transform_access_sites,
15662 transform_allocation_sites): Likewise.
15663 * omp-low.c (new_omp_region, create_omp_child_function_name,
15664 check_omp_nesting_restrictions, check_combined_parallel,
15665 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15666 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15667 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15668 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15670 * opts-common.c (prune_options): Likewise.
15671 * opts.c (add_input_filename, print_filtered_help,
15672 get_option_state): Likewise.
15673 * params.c (add_params): Likewise.
15674 * passes.c (set_pass_for_id, next_pass_1,
15675 do_per_function_toporder, pass_fini_dump_file): Likewise.
15676 * postreload.c (reload_cse_simplify_operands): Likewise.
15677 * predict.c (tree_predicted_by_p, tree_predict_edge,
15678 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15680 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15682 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15684 * recog.c (check_asm_operands, validate_change_1): Likewise.
15685 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15686 subst_asm_stack_regs): Likewise.
15687 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15688 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15689 * regmove.c (reg_is_remote_constant_p): Likewise.
15690 * regrename.c (regrename_optimize, scan_rtx_reg,
15691 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15693 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15694 regstat_compute_calls_crossed): Likewise.
15695 * reload1.c (init_reload, new_insn_chain,
15696 has_nonexceptional_receiver, reload, copy_reloads,
15697 calculate_needs_all_insns, init_elim_table): Likewise.
15698 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15699 * rtl.c (shallow_copy_rtx_stat): Likewise.
15700 * rtlanal.c (parms_set): Likewise.
15701 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15702 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15703 * sched-ebb.c (earliest_block_with_similiar_load,
15704 add_deps_for_risky_insns): Likewise.
15705 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15706 schedule_region): Likewise.
15707 * see.c (eq_descriptor_pre_extension,
15708 hash_descriptor_pre_extension, hash_del_pre_extension,
15709 eq_descriptor_properties, hash_descriptor_properties,
15710 hash_del_properties, see_seek_pre_extension_expr,
15711 see_initialize_data_structures, see_print_register_properties,
15712 see_print_pre_extension_expr, see_delete_merged_def_extension,
15713 see_delete_unmerged_def_extension, see_emit_use_extension,
15714 see_pre_delete_extension, see_map_extension, see_commit_changes,
15715 see_analyze_merged_def_local_prop,
15716 see_analyze_merged_def_local_prop,
15717 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15718 see_set_prop_merged_def, see_set_prop_unmerged_def,
15719 see_set_prop_unmerged_use, see_print_one_extension,
15720 see_merge_one_use_extension, see_merge_one_def_extension,
15721 see_store_reference_and_extension, see_update_uses_relevancy,
15722 see_update_defs_relevancy): Likewise.
15723 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15724 hash_statistics_free, curr_statistics_hash): Likewise.
15725 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15726 expand_asm_operands, expand_return, case_bit_test_cmp,
15727 expand_case): Likewise.
15728 * stor-layout.c (start_record_layout): Likewise.
15729 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15730 gt_pch_save_stringpool): Likewise.
15731 * tree-data-ref.c (hash_stmt_vertex_info,
15732 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15733 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15735 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15738 * config/i386/i386.md: Change constraints of HImode and QImode
15739 immediate operands from "i" to "n". Change SImode "ni" constraint to
15740 "i" and SImode "rmi" constraint to "g". Remove all constraints
15741 from const0_operand and const1_operand predicated operands.
15742 (i): Change QImode and HImode attribute from "i" to "n".
15743 (*subqi_2): Change HImode operands to QImode.
15746 2008-06-25 Olivier Hainque <hainque@adacore.com>
15748 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15751 2008-06-25 Richard Guenther <rguenther@suse.de>
15753 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15754 not overflow the result type.
15756 2008-06-25 Richard Guenther <rguenther@suse.de>
15758 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15759 (vn_lookup): Likewise.
15761 2008-06-25 Richard Guenther <rguenther@suse.de>
15763 PR tree-optimization/35518
15764 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15765 * tree-sra.c (instantiate_element): Use fold_build3 to build
15767 (try_instantiate_multiple_fields): Likewise.
15769 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15771 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15774 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15776 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15777 use_backchain_to_restore_sp to true
15778 if the offset of the link register save area would go over the 32k - 1
15779 offset limit of the load
15782 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15784 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15785 anchor for the type-punning blurb. Cross-reference "Structures
15786 unions enumerations and bit-fields implementation". Provide a
15787 cast-through-pointer example. Make final sentence self-contained.
15788 * doc/implement-c.texi (Structures unions enumerations and
15789 bit-fields implementation): Cross-reference the type-punning blurb
15790 in the -fstrict-aliasing documentation.
15792 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15794 PR middle-end/36594
15795 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15796 the memory instead of the memory itself for the save area.
15798 2008-06-24 Olivier Hainque <hainque@adacore.com>
15799 Nicolas Roche <roche@adacore.com>
15801 * gengtype.c (srcdir_len): size_t instead of int.
15802 (get_file_realbasename): New function. For F a filename, the real
15803 basename of F, with all the path components stripped.
15804 (get_file_srcdir_relative_path): New function. For F a filename, the
15805 relative path to F from $(srcdir).
15806 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15807 get_file_realbasename. Adjust the head comment.
15808 (get_prefix_langdir_index): New function. For F a filename, return the
15809 lang_dir_names[] relative index of the language directory that is
15811 (get_file_langdir): For F a filename, return the name of the language
15812 directory where F is located.
15813 (get_file_gtfilename): New function. The gt- output file name for an
15815 (get_output_file_with_visibility): Replace in-line computations with
15816 uses of get_file_gtfilename and get_prefix_langdir_index.
15817 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15819 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15821 PR tree-optimization/36504
15822 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15823 references without base address.
15825 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15827 PR middle-end/36584
15828 * calls.c (expand_call): Increase alignment for recursive functions.
15830 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15832 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15833 (TARGET_FUNCTION_VALUE): New define.
15834 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15835 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15837 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15839 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15840 (fmod<mode>3): Ditto.
15841 (remainderxf3): Ditto.
15842 (remainder<mode>3): Ditto.
15844 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15847 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15848 REG is a hard register.
15850 PR tree-optimization/36508
15851 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15852 499, don't check it at all in release compilers.
15854 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15856 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15857 together with SSE_TARGET_MATH to disable insn pattern.
15858 (*fop_<MODEF:mode>_2_i387): Ditto.
15859 (*fop_<MODEF:mode>_3_i387): Ditto.
15861 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15863 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15865 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15867 PR middle-end/34906
15868 * gimplify.c (gimplify_asm_expr): Check the return code of
15869 parse_output_constraint call, set function return and is_inout
15870 value if it failed.
15872 2008-06-22 Ian Lance Taylor <iant@google.com>
15874 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15875 (narrowest_signed_type): Likewise.
15876 * c-typeck.c (c_common_type): Change local variable mclass to enum
15878 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15879 tcc_comparison, not the tree code itself.
15880 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15881 (c_expand_expr): Cast modifier to enum expand_modifier.
15882 * c-common.h (C_RID_CODE): Add casts.
15883 (C_SET_RID_CODE): Define.
15884 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15885 (c_lex_one_token): Add cast to avoid warning.
15886 (c_parser_objc_type_name): Rename local typename to type_name.
15887 (check_no_duplicate_clause): Change code parameter to enum
15889 (c_parser_omp_var_list_parens): Change kind parameter to enum
15891 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15892 c_parser_omp_list_var_parens.
15893 (c_parser_omp_threadprivate): Likewise.
15894 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15895 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15896 * c-format.c (NO_FMT): Define.
15897 (printf_length_specs): Use NO_FMT.
15898 (asm_fprintf_length_specs): Likewise.
15899 (gcc_diag_length_specs): Likewise.
15900 (scanf_length_specs): Likewise.
15901 (strfmon_length_specs): Likewise.
15902 (gcc_gfc_length_specs): Likewise.
15903 (printf_flag_specs): Change 0 to STD_C89.
15904 (asm_fprintf_flag_specs): Likewise.
15905 (gcc_diag_flag_specs): Likewise.
15906 (gcc_cxxdiag_flag_specs): Likewise.
15907 (scanf_flag_specs): Likewise.
15908 (strftime_flag_specs): Likewise.
15909 (strfmon_flag_specs): Likewise.
15910 (print_char_table): Likewise.
15911 (asm_fprintf_char_table): Likewise.
15912 (gcc_diag_char_table): Likewise.
15913 (gcc_tdiag_char_table): Likewise.
15914 (gcc_cdiag_char_table): Likewise.
15915 (gcc_cxxdiag_char_table): Likewise.
15916 (gcc_gfc_char_table): Likewise.
15917 (scan_char_table): Likewise.
15918 (time_char_table): Likewis.
15919 (monetary_char_table): Likewise.
15920 * c-format.h (BADLEN): Likewise.
15922 2008-06-21 Ian Lance Taylor <iant@google.com>
15924 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15925 Define END_OF_BASE_TREE_CODES around inclusion.
15926 * tree.c (tree_code_type): New global array.
15927 (tree_code_length, tree_code_name): Likewise.
15928 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15929 $(lang_tree_files).
15930 (all-tree.def, s-alltree): New targets.
15931 (gencheck.h, s-gencheck): Remove.
15932 (tree.o): Depend upon all-tree.def.
15933 (build/gencheck.o): Remove gencheck.h dependency.
15934 (mostlyclean): Don't remove gencheck.h.
15935 * c-common.h (enum c_tree_code): Remove.
15936 * c-lang.c (tree_code_type): Remove.
15937 (tree_code_length, tree_code_name): Remove.
15938 * gencheck.c (tree_codes): Include all-tree.def, rather than
15939 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15941 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15943 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15944 (operator_name_info): Size to MAX_TREE_CODES.
15945 (assignment_operator_name_info): Likewise.
15946 * cp/cp-lang.c (tree_code_type): Remove.
15947 (tree_code_length, tree_code_name): Remove.
15948 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15949 (assignment_operator_name_info): Likewise.
15950 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15952 * cp/mangle.c (write_expression): Likewise.
15953 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15954 * fortran/f95-lang.c (tree_code_type): Remove.
15955 (tree_code_length, tree_code_name): Remove.
15956 * java/java-tree.h (enum java_tree_code): Remove.
15957 * java/lang.c (tree_code_type): Remove.
15958 (tree_code_length, tree_code_name): Remove.
15959 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15960 * objc/objc-act.h (enum objc_tree_code): Remove.
15961 * objc/objc-lang.c (tree_code_type): Remove.
15962 (tree_code_length, tree_code_name): Remove.
15963 * objcp/objcp-lang.c (tree_code_type): Remove.
15964 (tree_code_length, tree_code_name): Remove.
15965 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15966 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15967 * ada/misc.c (tree_code_type): Remove.
15968 (tree_code_length, tree_code_name): Remove.
15970 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15972 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15973 the grand_bitmap_obstack.
15975 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15977 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15978 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15979 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15980 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15981 move_stmt_r, new_label_mapper): Likewise.
15982 * tree-complex.c (cvc_lookup): Likewise.
15983 * tree-dfa.c (create_function_ann): Likewise.
15984 * tree-dump.c (dump_register): Likewise.
15985 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15986 find_phi_replacement_condition): Likewise.
15987 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15988 tree_function_versioning): Likewise.
15989 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15990 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15991 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15992 get_nonlocal_debug_decl, convert_nonlocal_reference,
15993 convert_nonlocal_omp_clauses, get_local_debug_decl,
15994 convert_local_reference, convert_local_omp_clauses,
15995 convert_nl_goto_reference, convert_nl_goto_receiver,
15996 convert_tramp_reference, convert_call_expr): Likewise.
15997 * tree-outof-ssa.c (contains_tree_r): Likewise.
15998 * tree-parloops.c (reduction_phi, initialize_reductions,
15999 eliminate_local_variables_1, add_field_for_reduction,
16000 add_field_for_name, create_phi_for_local_result,
16001 create_call_for_reduction_1, create_loads_for_reductions,
16002 create_stores_for_reduction, create_loads_and_stores_for_name):
16004 * tree-phinodes.c (allocate_phi_node): Likewise.
16005 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16006 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16007 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16008 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16009 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16010 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16011 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16012 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16013 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16014 vn_nary_op_insert): Likewise.
16015 * tree-ssa.c (redirect_edge_var_map_add,
16016 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16017 * tree-vectorizer.c (vectorize_loops): Likewise.
16018 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16019 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16020 tree_cons_stat, build1_stat, build_variant_type_copy,
16021 decl_init_priority_lookup, decl_fini_priority_lookup,
16022 decl_priority_info, decl_restrict_base_lookup,
16023 decl_restrict_base_insert, decl_debug_expr_lookup,
16024 decl_debug_expr_insert, decl_value_expr_lookup,
16025 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16026 type_hash_add, get_file_function_name, tree_check_failed,
16027 tree_not_check_failed, tree_range_check_failed,
16028 omp_clause_range_check_failed, build_omp_clause,
16029 build_vl_exp_stat): Likewise.
16030 * value-prof.c (gimple_histogram_value,
16031 gimple_duplicate_stmt_histograms): Likewise.
16032 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16033 unshare_variable, variable_union_info_cmp_pos, variable_union,
16034 dataflow_set_different_1, dataflow_set_different_2,
16035 vt_find_locations, variable_was_changed, set_variable_part,
16036 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16037 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16038 section_entry_hash, object_block_entry_eq,
16039 object_block_entry_hash, create_block_symbol,
16040 initialize_cold_section_name, default_function_rodata_section,
16041 strip_reg_name, set_user_assembler_name, const_desc_eq,
16042 build_constant_desc, output_constant_def, lookup_constant_def,
16043 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16044 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16045 default_internal_label): Likewise.
16046 * varray.c (varray_init, varray_grow): Likewise.
16047 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16049 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16051 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16052 operators for "test" insn. Macroize insn using SWI mode macro.
16053 (*jcc_fused_2): Ditto.
16054 (*jcc_fused_3): Macroize insn using SWI mode macro.
16055 (*jcc_fused_4): Ditto.
16057 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16059 * tree-ssa-pre.c: Fix typo in comment.
16060 (init_antic, fini_antic): Add explicit funtions for
16061 initializing and deinitializing ANTIC and AVAIL sets.
16062 (create_expression_by_pieces): Fix typo in comment.
16063 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16064 (execute_pre): Eventually dump details about ANTIC_IN.
16066 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16068 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16069 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16070 add_to_obstack, file_at_path, find_a_file, execute,
16071 add_preprocessor_option, add_assembler_option, add_linker_option,
16072 process_command, insert_wrapper, do_option_spec, do_self_spec,
16073 spec_path, do_spec_1, is_directory, main, used_arg,
16074 getenv_spec_function): Likewise.
16075 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16076 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16079 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16081 * doc/rtl.texi: Updated subreg section.
16083 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16086 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16087 node->needed and node->reachable.
16088 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16089 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16090 (expand_task_call): Don't call expand_task_copyfn.
16091 (expand_task_copyfn): Renamed to...
16092 (finalize_task_copyfn): ... this.
16094 2008-06-19 Jan Hubicka <jh@suse.cz>
16096 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16097 clobbering framepointer.
16099 2008-06-19 Jan Hubicka <jh@suse.cz>
16101 * tree-optimize.c (execute_early_local_optimizations): Set
16102 cgraph_state only at first invocation.
16104 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16106 * system.h (-Wc++-compat): Activate as a warning, no an error.
16108 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16111 instead of "#" in insn asm template.
16112 (*jcc_fused_2): Ditto.
16114 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16116 * config/i386/i386.h (ix86_tune_indices)
16117 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16118 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16119 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16120 (*jcc_fused_2): Ditto.
16121 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16122 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16123 (print operand): Handle 'E' and 'e' code.
16125 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16127 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16128 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16129 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16131 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16133 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16135 (cgraph_expand_function): Use local copy of decl.
16136 (cgraph_expand_all_functions): Remove redundant initialization of
16138 (cgraph_optimize): Reword internal_error message.
16140 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16142 * arm-protos.h (arm_return_in_memory): Remove public
16143 arm_return_in_memory() prototype.
16144 * arm.c (arm_return_in_memory): Add static prototype, add target
16145 hook macro, change definition and comments.
16146 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16148 2008-06-19 Ben Elliston <bje@au.ibm.com>
16150 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16151 real.c: Remove references to IEEE 754R.
16152 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16153 * doc/libgcc.texi (Decimal float library routines): Likewise.
16155 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16157 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16158 (default_unwind_word_mode): Add prototype.
16159 * targhooks.c (default_unwind_word_mode): New function.
16160 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16161 instead of word_mode.
16162 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16163 (TARGET_INITIALIZER): Use it.
16165 * c-common.c (handle_mode_attribute): Support "unwind_word"
16167 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16169 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16170 word_mode to access SjLj_Function_Context member "data".
16171 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16172 conversion from targetm.eh_return_filter_mode () to
16173 targetm.unwind_word_mode () if they differ.
16175 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16176 (BT_FN_UNWINDWORD_PTR): New function type.
16177 (BT_FN_WORD_PTR): Remove.
16178 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16179 * except.c (expand_builtin_extend_pointer): Convert pointer to
16180 targetm.unwind_word_mode () instead of word_mode.
16182 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16183 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16184 (spu_unwind_word_mode): New function.
16185 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16186 (TARGET_UNWIND_WORD_MODE): Define.
16187 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16189 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16191 * config/spu/spu.c (reg_align): Remove.
16192 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16193 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16194 (spu_split_store): Likewise.
16196 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16198 * gcc/tree-vn.c: Fix typo in comment.
16200 2008-06-18 Jan Hubicka <jh@suse.cz>
16202 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16203 toplevel reorder too.
16205 2008-06-18 Jan Hubicka <jh@suse.cz>
16207 * c-opts.c (c_common_post_options): PCH is not compatible with
16209 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16210 -fno-toplevel-reorder by default now.
16212 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16214 PR documentation/30739
16215 * doc/install.texi (Prerequisites): Document dependency on awk.
16217 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16218 Ian Lance Taylor <iant@google.com>
16220 PR rtl-optimization/35604
16221 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16222 only want to change jump destinations, not eventual label comparisons.
16224 2008-06-16 Jan Hubicka <jh@suse.cz>
16226 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16228 (cgraph_analyze_function): Likewise.
16230 2008-06-16 Jan Hubicka <jh@suse.cz>
16232 * cgraph.h (cgraph_mark_if_needed): New function.
16233 * cgraphunit.c (cgraph_mark_if_needed): New function.
16234 * c-decl.c (duplicate_decl): Use it.
16236 2008-06-16 Jan Hubicka <jh@suse.cz>
16238 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16241 2008-06-16 Jan Hubicka <jh@suse.cz>
16243 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16245 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16246 Kazu Hirata <kazu@codesourcery.com>
16247 Maxim Kuvyrkov <maxim@codesourcery.com
16249 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16250 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16251 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16252 EXTRA_SPEC_FUNCTIONS.
16253 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16254 (DRIVER_SELF_SPECS): Adjust.
16255 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16256 * config/mips/st.h, config/mips/t-st: New.
16257 * config/mips/driver-native.c, config/mips/x-native: New.
16258 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16261 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16263 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16265 (ISA_HAS_FP_CONDMOVE): New macro.
16266 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16267 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16268 (ISA_HAS_NMADD3_NMSUB3): New macro.
16269 * config/mips/mips.c (mips_rtx_costs): Update.
16270 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16271 compiling for ST Loongson 2E/2F.
16272 (madd<mode>): Rename to madd4<mode>. Update.
16273 (madd3<mode>): New pattern.
16274 (msub<mode>): Rename to msub4<mode>. Update.
16275 (msub3<mode>): New pattern.
16276 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16277 (nmadd3<mode>): New pattern.
16278 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16279 (nmadd3<mode>_fastmath): New pattern.
16280 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16281 (nmsub3<mode>): New pattern.
16282 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16283 (nmsub3<mode>_fastmath): New pattern.
16284 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16286 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16288 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16289 (DF_REF_INSN_INFO): New.
16290 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16291 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16292 with a NULL DF_REF_INSN_INFO.
16293 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16295 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16296 DF_INSN_INFO_EQ_USES): New.
16297 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16298 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16299 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16300 * df-core.c: Update comment for above changes.
16301 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16302 DF_INSN_UID_* macros.
16303 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16304 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16305 insn rtx. Update all callers.
16306 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16307 df_ref_create_structure, df_insn_refs_collect): Likewise.
16308 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16309 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16310 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16311 macros to access the insn refs.
16312 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16313 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16314 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16315 for accessing the refs.
16316 (try_fwprop_subst): Likewise.
16317 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16318 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16319 for accessing the refs.
16320 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16321 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16322 to look at the insn refs.
16323 (record_uses): Likewise.
16324 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16326 (mark_artificial_uses): Don't mark_insn for artificial refs.
16327 (mark_reg_rependencies): Likewise.
16329 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16331 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16333 * configure: Regenerate.
16335 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16337 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16338 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16339 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16341 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16343 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16345 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16347 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16349 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16353 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16355 * tree-ssa-sccvn.c: Fix format of comments.
16357 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16359 * cgraph.c: Remove unneeded forward declarations of eq_node()
16362 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16364 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16366 (see_update_relevancy): Likewise.
16367 * fwprop.c (try_fwprop_subst): Likewise.
16368 * rtlanal.c (noop_move_p): Likewise.
16369 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16370 notes to non-existing libcall blocks.
16371 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16373 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16374 (dead_libcall_p): Remove.
16375 (delete_trivially_dead_insns): Don't use it.
16376 * web.c (union_defs): Remove comment about keeping nops.
16377 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16378 (compute_hash_table_work): Don't track libcall notes.
16379 (do_local_cprop): Don't take libcall pointers. Don't update
16381 (adjust_libcall_notes): Deleted.
16382 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16383 ever have existed in the first place).
16384 (replace_store_insn): Don't try to remove libcall notes.
16385 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16386 (resolve_reg_notes): Don't call them.
16387 (resolve_simple_move): Likewise.
16388 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16389 Don't remove REG_RETVAL notes.
16390 * emit-rtl.c (try_split): Don't update libcall notes.
16391 (emit_copy_of_insn_after): Dito.
16392 * cselib.c (cselib_current_insn_in_libcall): Remove.
16393 (cselib_process_insn): Don't set/clear it.
16394 (new_elt_loc_list): Don't record it.
16395 (cselib_init): Don't initialize it.
16396 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16397 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16399 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16400 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16401 (init_deps): Don't initialize it.
16402 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16403 * combine.c (delete_noop_moves): Don't update libcall notes.
16404 (can_combine_p): Remove now pointless #if 0 block.
16405 (try_combine): Remove another obsolete #if 0 block.
16406 (distribute_notes): Don't distribute libcall notes.
16407 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16408 * dce.c (libcall_dead_p): Remove.
16409 (delete_unmarked_insns): Don't handle libcall blocks.
16410 (preserve_libcall_for_dce): Remove.
16411 (prescan_insns_for_dce): Don't special-case libcall block insns.
16412 * reload1 (reload): Don't handle libcall notes.
16413 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16416 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16418 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16419 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16420 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16422 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16424 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16425 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16426 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16428 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16430 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16432 2008-06-16 Ira Rosen <irar@il.ibm.com>
16434 PR tree-optimization/36493
16435 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16436 the arguments list. Use VECTYPE to create vector pointer.
16437 (vectorizable_store): Fail if accesses through a pointer to vectype
16438 do not alias the original memory reference operands.
16439 Call vect_create_data_ref_ptr without the removed argument.
16440 (vectorizable_load): Likewise.
16441 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16444 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16447 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16448 reg_equiv_constant.
16450 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16452 * config/mips/loongson2ef.md: New file.
16453 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16454 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16455 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16456 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16457 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16459 (loongson2ef.md): New include.
16460 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16461 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16462 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16463 (loongson_gt_<mode>, loongson_extract_halfword)
16464 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16465 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16466 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16467 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16468 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16469 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16470 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16471 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16472 (vec_interleave_low<mode>): Define type attribute.
16473 * config/mips/mips.c (mips_ls2): New static variable.
16474 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16475 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16476 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16477 Implement target scheduling hooks.
16478 (mips_multipass_dfa_lookahead): Update to handle tuning for
16480 (mips_sched_init): Initialize data for Loongson scheduling.
16481 (mips_ls2_variable_issue): New static function.
16482 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16484 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16485 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16486 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16487 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16488 Handle ST Loongson 2E/2F cores.
16489 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16491 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16493 * omp-low.c (extract_omp_for_data): Fix comment typo.
16496 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16498 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16499 FIXME note about gcc/config.guess.
16500 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16501 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16502 * doc/cppopts.texi: Likewise.
16503 * doc/extend.texi: Likewise.
16504 * doc/gcc.texi: Likewise.
16505 * doc/gccint.texi: Likewise.
16506 * doc/gcov.texi: Likewise.
16507 * doc/gty.texi: Likewise.
16508 * doc/hostconfig.texi: Likewise.
16509 * doc/install.texi: Likewise.
16510 * doc/invoke.texi: Likewise.
16511 * doc/loop.texi: Likewise.
16512 * doc/makefile.texi: Likewise.
16513 * doc/md.texi: Likewise.
16514 * doc/passes.texi: Likewise.
16515 * doc/tm.texi: Likewise.
16516 * doc/tree-ssa.texi: Likewise.
16517 * doc/trouble.texi: Likewise.
16519 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16520 Nathan Sidwell <nathan@codesourcery.com>
16521 Maxim Kuvyrkov <maxim@codesourcery.com>
16522 Richard Sandiford <rdsandiford@googlemail.com>
16524 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16525 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16526 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16528 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16529 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16530 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16532 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16533 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16534 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16535 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16536 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16537 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16538 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16539 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16540 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16541 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16542 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16543 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16544 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16545 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16546 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16547 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16548 (mips_builtins): Add Loongson builtins.
16549 (mips_loongson_2ef_bdesc): New.
16550 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16551 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16552 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16553 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16555 (mips_expand_vector_init): New.
16556 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16557 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16559 * config/mips/mips.md: Add unspec numbers for Loongson
16560 builtins. Include loongson.md.
16561 (MOVE64): Include Loongson vector modes.
16562 (SPLITF): Include Loongson vector modes.
16563 (HALFMODE): Handle Loongson vector modes.
16564 * config/mips/loongson.md: New.
16565 * config/mips/loongson.h: New.
16566 * config.gcc: Add loongson.h header for mips*-*-* targets.
16567 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16569 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16571 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16572 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16573 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16574 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16575 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16576 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16577 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16578 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16579 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16580 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16581 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16582 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16583 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16584 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16585 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16586 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16587 Remove use_fixproto=yes.
16588 (ia64*-*-hpux*): Remove comment about using fixproto.
16589 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16591 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16593 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16595 * configure: Regenerate.
16597 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16599 PR middle-end/36520
16600 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16601 before evaluating it.
16603 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16606 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16607 nested inline functions.
16608 (start_decl, start_function): Don't invert DECL_EXTERNAL
16609 for nested inline functions.
16611 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16613 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16614 splits that must be made for correctness.
16616 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16618 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16619 (AVAIL_NON_MIPS16): Likewise.
16620 (mips_builtin_description): Replace target_flags with a predicate.
16621 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16622 (dspr2_32): New availability predicates.
16623 (MIPS_BUILTIN): New macro.
16624 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16625 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16626 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16627 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16628 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16629 (mips_dsp_32only_bdesc): Merge into...
16630 (mips_builtins): ...this new array.
16631 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16632 (mips_init_builtins): Update after above changes.
16633 (mips_expand_builtin_1): Merge into...
16634 (mips_expand_builtin): ...here and update after above changes.
16636 2008-06-12 Paul Brook <paul@codesourcery.com>
16638 * longlong.h (__arm__): Define count_leading_zeros.
16639 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16640 (clzsi2, clzdi2): New functions.
16641 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16642 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16643 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16644 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16645 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16646 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16647 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16648 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16649 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16650 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16652 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16654 * config/m68k/m68k.c (m68k_tune_flags): New.
16655 (override_options): Compute m68k_tune_flags.
16656 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16657 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16659 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16661 PR middle-end/36506
16662 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16664 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16666 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16667 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16669 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16671 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16672 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16674 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16676 PR middle-end/36506
16677 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16680 2008-06-12 Richard Guenther <rguenther@suse.de>
16682 PR tree-optimization/36345
16683 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16684 add memory_tag_needed flag.
16685 (may_alias_p): Declare.
16686 * tree-ssa-alias.c (may_alias_p): Export.
16687 (set_initial_properties): Use memory_tag_needed flag.
16688 (update_reference_counts): Likewise.
16689 (reset_alias_info): Reset memory_tag_needed flag.
16690 (create_name_tags): Check memory_tag_needed flag.
16691 (dump_points_to_info_for): Dump it.
16692 * tree-ssa-structalias.c (struct variable_info): Remove
16693 directly_dereferenced flag.
16694 (new_var_info): Do not initialize it.
16695 (process_constraint_1): Do not set it.
16696 (update_alias_info): Set is_dereferenced flag.
16697 (set_uids_in_ptset): Use may_alias_p.
16698 (set_used_smts): Check memory_tag_needed flag.
16699 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16700 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16701 memory_tag_needed flag.
16702 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16703 from broken design.
16705 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16707 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16708 red zone for w64 abi.
16709 (ix86_expand_prologue): Likewise.
16710 (ix86_force_to_memory): Likewise.
16711 (ix86_free_from_memory): Likewise.
16713 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16716 * config/rs6000/rs6000.c (rs6000_override_options): Set
16717 rs6000_isel conditionally to the absence of comand line override.
16718 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16719 Remove duplicate rs6000_isel setting.
16720 * config/rs6000/eabispe.h: Ditto.
16722 2008-06-11 Richard Guenther <rguenther@suse.de>
16724 * alias.c (get_alias_set): Use the element alias-set for arrays.
16725 (record_component_aliases): For arrays and vectors do nothing.
16726 * c-common.c (strict_aliasing_warning): Handle the cases
16727 of alias set zero explicitly.
16728 * Makefile.in (dfp.o-warn): Add -Wno-error.
16730 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16732 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16734 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16735 tune_32 tune_64 to supported_defaults. Allow values not
16736 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16737 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16738 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16739 with_cpu_64 to generic for 64-bit-supporting configurations, not
16740 with_cpu. Remove FIXMEs.
16741 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16742 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16743 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16744 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16745 arch_32 and arch_64.
16747 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16748 Olivier Hainque <hainque@adacore.com>
16750 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16751 Use DECL_SIZE_UNIT to retrieve the size of the field.
16753 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16755 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16756 with function calls after declarations. Lay out
16757 neon_float_type_node before further use.
16759 2008-06-11 Richard Guenther <rguenther@suse.de>
16761 * tree-flow.h (may_point_to_global_var): Declare.
16762 * tree-ssa-alias.c (may_point_to_global_var): New function.
16763 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16765 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16767 * configure.ac: Teach that fido supports .debug_line.
16768 * configure: Regenerate.
16770 2008-06-10 Tom Tromey <tromey@redhat.com>
16772 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16775 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16777 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16778 (encode_decimal64, decode_decimal64, encode_decimal128,
16779 decode_decimal128): Reverse order of 32-bit parts of value if host
16780 and target endianness differ.
16782 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16784 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16785 Avoid division by 0.
16786 (tree_mod_pow2_value_transform): Likewise.
16787 (tree_ic_transform): Likewise.
16788 (tree_stringops_transform): Likewise.
16789 (tree_mod_subtract_transform): Likewise.
16790 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16791 (copy_edges_for_bb): Likewise.
16792 (initialize_cfun): Likewise.
16794 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16796 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16797 nonmemory_operand. Add "N" operand constraint.
16799 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16800 (*jcc_btsi_mask): Ditto.
16801 (*jcc_btsi_mask_1): Ditto.
16803 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16805 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16806 TYPE_CANONICAL for copied element type.
16808 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16812 Add m_CORE2 and m_GENERIC.
16813 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16814 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16816 (*jcc_btdi_rex64): New instruction and split pattern.
16817 (*jcc_btsi): Ditto.
16818 (*jcc_btsi_1): Ditto.
16819 (*btsq): Fix Intel asm dialect operand order.
16823 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16825 PR middle-end/36447
16826 * simplify-rtx.c (simplify_subreg): Add check for shift count
16829 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16831 * doc/md.texi: Synchronize with later constraints.md change.
16832 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16833 with a C implementation.
16834 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16836 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16837 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16838 when moving to and from MD_REGNUM.
16839 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16840 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16841 Handle byte and halfword moves.
16842 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16844 * config/mips/constraints.md (h): Turn into NO_REGS.
16845 (l, x): Update documentation.
16846 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16847 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16848 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16849 (HILO): New mode iterator.
16851 (any_div): New code iterator.
16852 (u): Extend code attribute to div and udiv.
16853 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16854 d_operand in the splitters. Remove redundant CONST_INT checks.
16855 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16856 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16857 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16858 accordingly, using normal moves instead of unspecs to move LO into
16859 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16860 (<u>mulsidi3): Handle expansion in C code.
16861 (<u>mulsidi3_32bit_internal): Rename to...
16862 (<u>mulsidi3_32bit): ...this.
16863 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16864 (*<u>mulsidi3_64bit): Rename to...
16865 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16866 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16867 to set LO and HI to the multiplication result. Use a normal move
16868 for MFLO and an unspec for MFHI.
16869 (*<u>mulsidi3_64bit_parts): Replace with...
16870 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16871 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16872 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16873 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16874 instead of HI. Split the instruction into a separate multiplication
16875 and MFHI if !TARGET_FIX_R4000.
16876 (<su>muldi3_highpart): Likewise.
16877 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16878 and the "=h" clobber.
16879 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16880 (<u>mulditi3): New expander.
16881 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16882 (madsi): Remove "=h" clobber.
16883 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16884 Force the modulus result to be a GPR and split the instruction into
16885 a division followed by an MFHI after reload.
16886 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16887 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16888 the MIPS16 HIGH define_split.
16889 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16890 of acc<->gpr moves to "multi".
16891 (*movdi_64bit): Replace the single "x" alternative with
16892 alternatives for moving into and out of "a".
16893 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16894 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16895 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16896 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16897 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16898 (movti): New expander.
16899 (*movti, *movti_mips16): New insns.
16900 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16901 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16902 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16903 * config/mips/predicates.md (fpr_operand): Delete.
16904 (d_operand): New predicate.
16906 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16908 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16909 failure on some Bourne shells.
16910 (x86_64-*-*): Ditto.
16912 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16914 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16916 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16918 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16919 (sparc-sun-solaris2*): Likewise.
16921 2008-06-09 Arnaud Charlet <charlet@adacore.com
16923 * doc/install.texi: Update requirements to build the Ada compiler.
16925 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16927 * df-scan.c (struct df_scan_problem_data): Remove the
16928 mw_link_pool alloc pool.
16929 (df_scan_free_internal): Don't free it.
16930 (df_scan_alloc): Don't allocate it.
16931 * df.h (struct df_link): Update comment.
16933 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16935 * except.h: Correct checks for when SJLJ exceptions must be used.
16937 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16939 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16942 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16944 PR tree-optimization/36218
16945 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16946 configure for the build system.
16947 (BUILD_LDFLAGS): Define.
16948 * configure: Regenerate.
16949 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16951 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16954 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16955 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16956 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16958 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16960 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16962 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16964 * config.gcc (Obsolete configurations): Remove list of
16966 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16967 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16968 targets matched by those patterns.
16969 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16970 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16971 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16972 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16973 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16974 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16975 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16976 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16977 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16978 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16979 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16980 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16981 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16982 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16983 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16984 Make code for Solaris 7 and greater unconditional for Solaris.
16985 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16986 Remove --with-* handling.
16987 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16988 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16989 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16990 LINK_OS_WINDISS_SPEC): Remove.
16991 * config/rs6000/sysv4.opt (mwindiss): Remove.
16992 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16993 * configure: Regenerate.
16994 * doc/cpp.texi: Don't mention BeOS.
16995 * doc/extend.texi (interrupt): Don't mention MS1.
16996 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
16997 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16998 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16999 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17000 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17002 * doc/invoke.texi (MT Options): Remove.
17003 (-mwindiss): Remove.
17004 (CRIS Options): Remove cris-axis-aout references.
17005 (HPPA Options): Don't mention hppa1.1-*-pro.
17006 * doc/md.texi (MorphoTech family): Remove.
17007 * libgcc2.c: Don't handle UWIN.
17008 * config/alpha/t-unicosmk: Remove.
17009 * config/alpha/unicosmk.h: Remove.
17010 * config/arm/kaos-arm.h: Remove.
17011 * config/arm/kaos-strongarm.h: Remove.
17012 * config/arm/strongarm-coff.h: Remove.
17013 * config/arm/strongarm-elf.h: Remove.
17014 * config/arm/strongarm-pe.h: Remove.
17015 * config/arm/t-strongarm-pe: Remove.
17016 * config/arm/t-xscale-coff: Remove.
17017 * config/arm/t-xscale-elf: Remove.
17018 * config/arm/xscale-coff.h: Remove.
17019 * config/arm/xscale-elf.h: Remove.
17020 * config/chorus.h: Remove.
17021 * config/cris/aout.h: Remove.
17022 * config/cris/aout.opt: Remove.
17023 * config/cris/t-aout: Remove.
17024 * config/i386/beos-elf.h: Remove.
17025 * config/i386/kaos-i386.h: Remove.
17026 * config/i386/ptx4-i.h: Remove.
17027 * config/i386/sco5.h: Remove.
17028 * config/i386/sco5.opt: Remove.
17029 * config/i386/sysv4-cpp.h: Remove.
17030 * config/i386/sysv5.h: Remove.
17031 * config/i386/t-beos: Remove.
17032 * config/i386/t-sco5: Remove.
17033 * config/i386/t-uwin: Remove.
17034 * config/i386/uwin.asm: Remove.
17035 * config/i386/uwin.h: Remove.
17036 * config/kaos.h: Remove.
17037 * config/mips/windiss.h: Remove.
17038 * config/mt: Remove directory.
17039 * config/pa/pa-osf.h: Remove.
17040 * config/pa/pa-pro-end.h: Remove.
17041 * config/pa/t-pro: Remove.
17042 * config/ptx4.h: Remove.
17043 * config/rs6000/beos.h: Remove.
17044 * config/rs6000/kaos-ppc.h: Remove.
17045 * config/rs6000/t-beos: Remove.
17046 * config/rs6000/windiss.h: Remove.
17047 * config/sh/kaos-sh.h: Remove.
17048 * config/sol2-6.h: Remove.
17049 * config/sparc/sol26-sld.h: Remove.
17050 * config/sparc/sysv4-only.h: Remove.
17051 * config/vax/bsd.h: Remove.
17052 * config/vax/t-memfuncs: Remove.
17053 * config/vax/ultrix.h: Remove.
17054 * config/vax/vaxv.h: Remove.
17055 * config/windiss.h: Remove.
17057 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17059 PR rtl-optimization/36438
17060 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17061 for vector shifts with constant scalar shift operands.
17063 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17065 * doc/invoke.texi: Document -march=xlr.
17066 * config/mips/xlr.md: New file.
17067 * config/mips/mips.md: Include it.
17069 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17070 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17071 (mips_rtx_cost_data): Likewise.
17073 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17075 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17076 PRE_INC and PRE_DEC cases.
17078 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17080 PR rtl-optimization/36419
17081 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17082 the emitting jump insn.
17085 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17086 is not bool, boolify the whole *expr_p and convert to the desired type.
17088 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17090 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17091 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17092 Add omp_private_outer_ref hook, add another argument to
17093 omp_clause_default_ctor hook.
17094 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17095 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17096 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17097 hook_tree_tree_tree_tree_null.
17098 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17099 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17100 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17101 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17102 * tree.def (OMP_TASK): New tree code.
17103 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17104 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17105 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17106 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17107 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17108 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17109 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17110 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17111 (OMP_DIRECTIVE_P): Add OMP_TASK.
17112 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17113 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17114 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17115 and OMP_CLAUSE_UNTIED entries.
17116 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17118 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17119 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17120 * tree-pretty-print.c (dump_omp_clause): Handle
17121 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17122 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17123 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17124 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17125 warning about unsigned iterators. Change decl/init/cond/incr
17126 arguments to TREE_VECs, check arguments for all collapsed loops.
17127 (c_finish_omp_taskwait): New function.
17128 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17130 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17131 default_function_array_conversion on init. Add par_clauses argument.
17132 If decl is present in parallel's lastprivate clause, change it to
17133 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17134 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17135 collapse count in clauses.
17136 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17137 c_parser_omp_for_loop callers.
17138 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17139 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17140 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17141 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17143 (c_parser_omp_clause_schedule): Handle schedule(auto).
17144 Include correct location in the error message.
17145 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17146 and PRAGMA_OMP_CLAUSE_UNTIED.
17147 (OMP_TASK_CLAUSE_MASK): Define.
17148 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17149 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17150 * tree-nested.c (convert_nonlocal_omp_clauses,
17151 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17152 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17153 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17154 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17156 (conver_nonlocal_reference, convert_local_reference,
17157 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17158 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17159 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17160 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17161 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17162 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17163 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17164 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17165 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17167 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17168 * c-common.h (c_finish_omp_taskwait): New prototype.
17169 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17170 * tree-parloops.c (create_parallel_loop): Create 1 entry
17171 vectors for OMP_FOR_{INIT,COND,INCR}.
17172 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17173 (make_edges): Handle OMP_TASK.
17174 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17175 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17176 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17177 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17178 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17179 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17180 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17181 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17182 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17183 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17184 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17185 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17186 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17187 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17188 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17189 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17190 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17191 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17192 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17193 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17194 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17195 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17196 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17197 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17198 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17199 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17200 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17201 original iterator is present in lastprivate clause or if
17202 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17203 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17204 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17205 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17206 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17207 if it is set, lookup var in outer contexts too. Handle
17208 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17209 to be implicitly determined firstprivate for task regions.
17210 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17211 if it is set, lookup var in outer contexts too. Set
17212 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17213 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17214 OMP_CLAUSE_UNTIED. Take region_type as last argument
17215 instead of in_parallel and in_combined_parallel.
17216 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17218 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17219 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17220 (new_omp_context): Set default_kind to
17221 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17222 (omp_region_type): New enum.
17223 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17224 fields, add region_type.
17225 (new_omp_context): Take region_type as argument instead of is_parallel
17226 and is_combined_parallel.
17227 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17228 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17229 ctx->is_combined_parallel checks.
17230 (gimplify_omp_task): New function.
17231 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17233 * omp-low.c (extract_omp_for_data): Use schedule(static)
17234 for schedule(auto). Handle pointer and unsigned iterators.
17235 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17236 Add loops argument. Extract data for collapsed OMP_FOR loops.
17237 (expand_parallel_call): Assert sched_kind isn't auto,
17238 map runtime schedule to index 3.
17239 (struct omp_for_data_loop): New type.
17240 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17241 Add loop, loops, collapse and iter_type fields.
17242 (workshare_safe_to_combine_p): Disallow combined for if
17243 iter_type is unsigned long long. Don't combine collapse > 1 loops
17244 unless all bounds and steps are constant. Adjust extract_omp_for_data
17246 (expand_omp_for_generic): Handle pointer, unsigned and long long
17247 iterators. Handle collapsed OMP_FOR loops. Adjust
17248 for struct omp_for_data changes. If libgomp function doesn't return
17249 boolean_type_node, add comparison of the return value with 0.
17250 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17251 pointer, unsigned and long long iterators. Adjust for struct
17252 omp_for_data changes.
17253 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17254 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17255 unsigned long long. Allocate loops array, pass it to
17256 extract_omp_for_data. For collapse > 1 loops use always
17257 expand_omp_for_generic.
17258 (omp_context): Add sfield_map and srecord_type fields.
17259 (is_task_ctx, lookup_sfield): New functions.
17260 (use_pointer_for_field): Use is_task_ctx helper. Change first
17261 argument's type from const_tree to tree. Clarify comment.
17262 In OMP_TASK disallow copy-in/out sharing.
17263 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17264 (install_var_field): Add mask argument. Populate both record_type
17265 and srecord_type if needed.
17266 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17268 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17269 and DECL_FIELD_OFFSET.
17270 (scan_sharing_clauses): Adjust install_var_field callers. For
17271 firstprivate clauses on explicit tasks allocate the var by value in
17272 record_type unconditionally, rather than by reference.
17273 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17274 Use is_taskreg_ctx instead of is_parallel_ctx.
17275 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17276 (create_omp_child_function_name): Add task_copy argument, use
17277 *_omp_cpyfn* names if it is true.
17278 (create_omp_child_function): Add task_copy argument, if true create
17279 *_omp_cpyfn* helper function.
17280 (scan_omp_parallel): Adjust create_omp_child_function callers.
17281 Rename parallel_nesting_level to taskreg_nesting_level.
17282 (scan_omp_task): New function.
17283 (lower_rec_input_clauses): Don't run constructors for firstprivate
17284 explicit task vars which are initialized by *_omp_cpyfn*.
17285 Pass outer var ref to omp_clause_default_ctor hook if
17286 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17287 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17288 OMP_CLAUSE_REDUCTION_INIT.
17289 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17290 avoid duplicate setting of fields. Handle
17291 OMP_CLAUSE_PRIVATE_OUTER_REF.
17292 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17293 copy-out if TREE_READONLY, only copy-in.
17294 (expand_task_copyfn): New function.
17295 (expand_task_call): New function.
17296 (struct omp_taskcopy_context): New type.
17297 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17299 (lower_omp_parallel): Rename to...
17300 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17301 Call create_task_copyfn if srecord_type is needed. Adjust
17303 (task_shared_vars): New variable.
17304 (check_omp_nesting_restrictions): Warn if work-sharing,
17305 barrier, master or ordered region is closely nested inside OMP_TASK.
17306 Add warnings for barrier if closely nested inside of work-sharing,
17307 ordered, or master region.
17308 (scan_omp_1): Call check_omp_nesting_restrictions even for
17309 GOMP_barrier calls. Rename parallel_nesting_level to
17310 taskreg_nesting_level. Handle OMP_TASK.
17311 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17312 work-sharing construct, continue looking for them on parent parallel
17314 (lower_omp_for_lastprivate): Add lastprivate clauses
17315 to the beginning of dlist rather than end. Adjust for struct
17316 omp_for_data changes.
17317 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17318 not after it. Handle collapsed OMP_FOR loops, adjust for
17319 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17320 (get_ws_args_for): Adjust extract_omp_for_data caller.
17321 (scan_omp_for): Handle collapsed OMP_FOR
17322 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17323 (lower_omp_single_simple): If libgomp function doesn't return
17324 boolean_type_node, add comparison of the return value with 0.
17325 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17326 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17327 (parallel_nesting_level): Rename to...
17328 (taskreg_nesting_level): ... this.
17329 (is_taskreg_ctx): New function.
17330 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17331 of is_parallel_ctx.
17332 (execute_lower_omp): Rename parallel_nesting_level to
17333 taskreg_nesting_level.
17334 (expand_omp_parallel): Rename to...
17335 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17336 Call omp_task_call for OMP_TASK regions.
17337 (expand_omp): Adjust caller, handle OMP_TASK.
17338 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17340 * bitmap.c (bitmap_default_obstack_depth): New variable.
17341 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17342 if argument is NULL and bitmap_default_obstack is already initialized.
17343 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17345 * matrix-reorg.c (matrix_reorg): Likewise.
17347 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.md (*indirect_jump): Macroize using P
17350 mode iterator. Remove !TARGET_64BIT from insn constraints.
17351 (*tablejump_1): Ditto.
17352 (*indirect_jump_rex64): Remove insn pattern.
17353 (*tablejump_1_rex64): Ditto.
17354 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17355 and eh_return_si insn patterns.
17357 2008-06-06 Richard Guenther <rguenther@suse.de>
17359 * tree-ssa-structalias.c (merge_smts_into): Remove.
17360 (find_what_p_points_to): Do not bother to compute the
17361 points-to set for pt_anything pointers.
17362 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17363 for pt_anything pointers is ok.
17365 2008-06-06 Jan Hubicka <jh@suse.cz>
17367 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17369 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17371 * cgraph.c: Fix typos in comments.
17372 (cgraph_availability_names): Fix string typo.
17373 * fold-const.c: Fix typos in comments.
17374 (fold_binary): Fix typo in warning.
17375 * genautomata.c: Fix typos in comments.
17376 (check_presence_pattern_sets): Fix typo in local variable.
17377 (output_description): Fix typo in output.
17378 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17379 * hwint.h: Likewise.
17380 * matrix-reorg.c (check_allocation_function): Likewise.
17381 * omega.c (smooth_weird_equations): Likewise.
17382 * auto-inc-dec.c: Fix typos in comments.
17383 * bb-reorder.c: Likewise.
17384 * builtins.c: Likewise.
17385 * c-common.c: Likewise.
17386 * c-cppbuiltin.c: Likewise.
17387 * c-parser.c: Likewise.
17388 * c-pretty-print.c: Likewise.
17389 * cfgcleanup.c: Likewise.
17390 * cfgexpand.c: Likewise.
17391 * cfghooks.c: Likewise.
17392 * cfglayout.c: Likewise.
17393 * cfgloopmanip.c: Likewise.
17394 * cgraphunit.c: Likewise.
17395 * coverage.c: Likewise.
17396 * dbxout.c: Likewise.
17397 * df-byte-scan.c: Likewise.
17398 * df-core.c: Likewise.
17399 * df-problems.c: Likewise.
17400 * df-scan.c: Likewise.
17402 * dominance.c: Likewise.
17403 * domwalk.c: Likewise.
17405 * dwarf2out.c: Likewise.
17406 * emit-rtl.c: Likewise.
17407 * et-forest.c: Likewise.
17408 * function.c: Likewise.
17409 * function.h: Likewise.
17411 * gcov-io.c: Likewise.
17412 * gcov.c: Likewise.
17413 * gcse.c: Likewise.
17414 * genattrtab.c: Likewise.
17415 * ggc-page.c: Likewise.
17416 * gimplify.c: Likewise.
17417 * gthr-lynx.h: Likewise.
17418 * haifa-sched.c: Likewise.
17419 * ipa-cp.c: Likewise.
17420 * ipa-inline.c: Likewise.
17421 * ipa-prop.h: Likewise.
17422 * ipa-pure-const.c: Likewise.
17423 * ipa-struct-reorg.c: Likewise.
17424 * ipa-struct-reorg.h: Likewise.
17425 * ipa-type-escape.c: Likewise.
17427 * loop-doloop.c: Likewise.
17428 * mips-tfile.c: Likewise.
17429 * mkmap-flat.awk: Likewise.
17430 * mkmap-symver.awk: Likewise.
17431 * modulo-sched.c: Likewise.
17432 * omp-low.c: Likewise.
17433 * optabs.c: Likewise.
17434 * optabs.h: Likewise.
17435 * opts.c: Likewise.
17436 * passes.c: Likewise.
17437 * postreload-gcse.c: Likewise.
17438 * postreload.c: Likewise.
17439 * predict.c: Likewise.
17440 * pretty-print.h: Likewise.
17441 * profile.c: Likewise.
17442 * protoize.c: Likewise.
17443 * ra-conflict.c: Likewise.
17444 * real.c: Likewise.
17445 * recog.c: Likewise.
17446 * regclass.c: Likewise.
17447 * regs.h: Likewise.
17448 * reload.c: Likewise.
17449 * rtl-error.c: Likewise.
17450 * rtlanal.c: Likewise.
17451 * scan.h: Likewise.
17452 * sched-rgn.c: Likewise.
17454 * stmt.c: Likewise.
17455 * target.h: Likewise.
17456 * tree-dfa.c: Likewise.
17457 * tree-eh.c: Likewise.
17458 * tree-flow-inline.h: Likewise.
17459 * tree-inline.c: Likewise.
17460 * tree-into-ssa.c: Likewise.
17461 * tree-loop-distribution.c: Likewise.
17462 * tree-nested.c: Likewise.
17463 * tree-parloops.c: Likewise.
17464 * tree-pass.h: Likewise.
17465 * tree-pretty-print.c: Likewise.
17466 * tree-profile.c: Likewise.
17467 * tree-scalar-evolution.c: Likewise.
17468 * tree-sra.c: Likewise.
17469 * tree-ssa-alias-warnings.c: Likewise.
17470 * tree-ssa-ccp.c: Likewise.
17471 * tree-ssa-coalesce.c: Likewise.
17472 * tree-ssa-dom.c: Likewise.
17473 * tree-ssa-dse.c: Likewise.
17474 * tree-ssa-forwprop.c: Likewise.
17475 * tree-ssa-live.c: Likewise.
17476 * tree-ssa-live.h: Likewise.
17477 * tree-ssa-loop-im.c: Likewise.
17478 * tree-ssa-loop-ivopts.c: Likewise.
17479 * tree-ssa-loop-niter.c: Likewise.
17480 * tree-ssa-loop-prefetch.c: Likewise.
17481 * tree-ssa-phiopt.c: Likewise.
17482 * tree-ssa-phiprop.c: Likewise.
17483 * tree-ssa-sccvn.c: Likewise.
17484 * tree-ssa-ter.c: Likewise.
17485 * tree-ssa-threadupdate.c: Likewise.
17486 * tree-ssa.c: Likewise.
17487 * tree-vect-analyze.c: Likewise.
17488 * tree-vect-transform.c: Likewise.
17489 * tree-vectorizer.c: Likewise.
17490 * tree-vn.c: Likewise.
17491 * tree-vrp.c: Likewise.
17492 * tree.c: Likewise.
17493 * tree.def: Likewise.
17494 * tree.h: Likewise.
17495 * unwind-dw2-fde.c: Likewise.
17496 * unwind.inc: Likewise.
17497 * value-prof.c: Likewise.
17498 * vmsdbgout.c: Likewise.
17500 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17502 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17503 always place FP constants in the TOC for TARGET_POWERPC64.
17504 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17506 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17508 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17509 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17510 enable for TARGET_E500_DOUBLE.
17511 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17512 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17513 floating-point modes like integer modes for E500 double.
17514 (rs6000_legitimate_offset_address_p): Likewise.
17515 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17516 addressing for DDmode for E500 double.
17517 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17518 modes as using 64-bits of registers for E500 double.
17519 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17520 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17521 specially for E500 double.
17522 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17523 TDmode for E500 double.
17524 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17525 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17526 (rs6000_split_multireg_move): Do not handle TDmode specially for
17528 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17529 using 64-bit registers for E500 double.
17530 (emit_frame_save): Do not handle DDmode specially for E500 double.
17531 (gen_frame_mem_offset): Likewise.
17532 (rs6000_function_value): Do not call spe_build_register_parallel
17533 for DDmode or TDmode.
17534 (rs6000_libcall_value): Likewise.
17535 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17536 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17539 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17541 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17544 2008-06-04 Junjie Gu <jgu@tensilica.com>
17546 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17547 comparison for frame pointers.
17549 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17552 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17554 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17557 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17558 register is already smaller or equal to required mode.
17560 2008-06-04 Xinliang David Li <davidxl@google.com>
17562 * tree-call-cdce.c: New file.
17563 (cond_dead_built_in_calls): New static variable.
17564 (input_domain): New struct.
17565 (check_pow): New function.
17566 (check_builtin_call): Ditto.
17567 (check_target_format): Ditto.
17568 (is_call_dce_candidate): Ditto.
17569 (gen_one_condition): Ditto.
17570 (gen_conditions_for_domain): Ditto.
17571 (get_domain): Ditto.
17572 (gen_conditions_for_pow_cst_base): Ditto.
17573 (gen_conditions_for_pow_int_base): Ditto.
17574 (gen_conditions_for_pow): Ditto.
17575 (get_no_error_domain): Ditto.
17576 (gen_shrink_wrap_conditions): Ditto.
17577 (shrink_wrap_one_built_in_call): Ditto.
17578 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17579 (tree_call_cdce): Ditto.
17580 (gate_call_cdce): Ditto.
17581 (pass_call_cdce): New gimple pass.
17582 * passes.c (init_optimization_passes): New pass.
17583 * tree-pass.h: New pass declaration.
17584 * opts.c (decode_options): New flag setting.
17585 * common.opt: Add -ftree-builtin-call-dce flag.
17586 * Makefile.in: Add new source file.
17587 * tempvar.def: New tv_id.
17588 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17590 2008-06-04 Richard Guenther <rguenther@suse.de>
17592 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17593 (is_call_clobbered): Always check var_ann->call_clobbered.
17594 (mark_call_clobbered): Always set var_ann->call_clobbered.
17595 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17596 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17597 (reset_alias_info): Clear call clobbering info on MTAGs and
17599 (set_pt_anything): Set pt_global_mem.
17600 (create_tag_raw): Adjust comment.
17601 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17603 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17604 Maxim Kuvyrkov <maxim@codesourcery.com>
17606 * config/m68k/m68k.opt (mxgot): New option.
17607 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17608 (m68k_output_addr_const_extra): New.
17609 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17610 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17611 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17612 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17614 2008-06-04 Richard Guenther <rguenther@suse.de>
17616 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17617 negative or non-representable offsets.
17619 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17621 * config/i386/i386.c (ix86_gen_leave): New.
17622 (ix86_gen_pop1): Likewise.
17623 (ix86_gen_add3): Likewise.
17624 (ix86_gen_sub3): Likewise.
17625 (ix86_gen_sub3_carry): Likewise.
17626 (ix86_gen_one_cmpl2): Likewise.
17627 (ix86_gen_monitor): Likewise.
17628 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17629 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17630 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17631 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17632 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17633 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17634 (ix86_expand_epilogue): Updated.
17635 (print_operand): Handle integer register operand for 'z'.
17636 (ix86_expand_strlensi_unroll_1): Likewise.
17637 (ix86_expand_strlen): Likewise.
17638 (ix86_expand_builtin): Likewise.
17639 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17640 mov{q}/mov{l} and add{q}/add{l}.
17642 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17644 * config/i386/i386.md (P): New mode iterator.
17645 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17646 using P mode iterator.
17647 (DFmode push_operand splitter): Ditto.
17648 (XFmode push_operand splitter): Ditto.
17649 (DFmode float_extend SFmode push_operand splitter): Ditto.
17650 (XFmode float_extend SFmode push_operand splitter): Do not generate
17651 SImode pushes for 64bit target. Macroize Dimode and SImode
17652 pushes using P mode iterator.
17653 (XFmode float_extend DFmode push_operand splitter): Ditto.
17655 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17657 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17658 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17659 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17660 return type to int.
17661 (ix86_call_abi_override): Remove check for call_used_regs.
17663 2008-06-03 Richard Guenther <rguenther@suse.de>
17665 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17666 for the lhs of calls if the return type contains pointers.
17668 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17670 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17671 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17672 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17673 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17674 of cfun and DEFAULT_ABI to deceide abi mode.
17675 (DEFAULT_ABI): New.
17676 (REG_PARM_STACK_SPACE): Removed.
17677 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17678 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17679 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17680 (ix86_function_abi): Likewise.
17681 (ix86_function_type_abi): Likewise.
17682 (ix86_call_abi_override): Likewise.
17683 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17684 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17685 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17686 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17688 (X86_64_REGPARM_MAX): New.
17689 (X86_64_SSE_REGPARM_MAX): New.
17690 (X64_REGPARM_MAX): New.
17691 (X64_SSE_REGPARM_MAX): New.
17692 (X86_32_REGPARM_MAX): New.
17693 (X86_32_SSE_REGPARM_MAX): New.
17694 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17695 (ix86_function_regparm): Handle user calling abi.
17696 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17697 by DEFAULT_ABI versus SYSV_ABI check.
17698 (ix86_reg_parm_stack_space): New.
17699 (ix86_function_type_abi): New.
17700 (ix86_call_abi_override): New.
17701 (ix86_function_abi): New.
17702 (ix86_cfun_abi): New.
17703 (init_cumulative_args): Call abi specific initialization.
17704 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17705 (function_arg_64): Extend SSE_REGPARM_MAX check.
17706 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17707 (ix86_pass_by_reference): Likewise.
17708 (ix86_function_value_regno_p): Likewise.
17709 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17710 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17711 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17712 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17713 (setup_incoming_varargs_64): Adjust regparm for call abi.
17714 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17715 (ix86_va_start): Likewise.
17716 (ix86_gimplify_va_arg): Likewise.
17717 (ix86_expand_prologue): Likewise.
17718 (output_pic_addr_const): Likewise.
17719 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17720 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17721 (x86_output_mi_thunk): Likewise.
17722 (x86_function_profiler): Likewise.
17723 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17724 (SYSV_ABI, MS_ABI): New constants.
17725 (DEFAULT_ABI): New.
17726 (init_regs): Add prototype of function in regclass.c file.
17727 (OVERRIDE_ABI_FORMAT): New.
17728 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17729 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17730 (OUTGOING_REG_PARM_STACK_SPACE): New.
17731 (ix86_reg_parm_stack_space): New prototype.
17732 (CUMULATIVE_ARGS): Add call_abi member.
17733 (machine_function): Add call_abi member.
17734 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17735 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17737 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17740 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17741 (avr_builtin_setjmp_frame_value): New function.
17742 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17743 (nonlocal_goto): Define.
17745 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17747 * config/mips/mips.c (mips_emit_loadgp): Return early if
17748 there is nothing do to, otherwise emit a blockage if
17749 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17750 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17752 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17754 * configure.ac: Drop unneeded backslash ending up in config.in.
17755 * acinclude.m4: Likewise.
17756 * config.in: Regenerate.
17758 2008-05-26 Jan Hubicka <jh@suse.cz>
17760 * predict.c (maybe_hot_frequency_p): Break out of...
17761 (maybe_hot_bb_p): ... here.
17762 (maybe_hot_edge_p): New.
17763 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17764 * basic-block.h (maybe_hot_edge_p): Declare.
17766 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17769 (*cmpfp_<mode>_cc): Ditto.
17770 (*fp_jcc_8<mode>_387): Ditto.
17771 (*fop_<MODEF:mode>_2_i387): Ditto.
17772 (*fop_<MODEF:mode>_3_i387): Ditto.
17773 (*fop_xf_2_i387): Ditto.
17774 (*fop_xf_3_i387): Ditto.
17776 2008-06-02 Tomas Bily <tbily@suse.cz>
17778 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17780 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17782 * config/mips/mips.c (mips_valid_offset_p): New function.
17783 (mips_valid_lo_sum_p): Likewise.
17784 (mips_classify_address): Use them.
17785 (mips_force_address): New function.
17786 (mips_legitimize_address): Use it.
17787 * config/mips/mips.md (MOVE128): New mode iterator.
17788 (movtf): Require TARGET_64BIT. Remove empty strings.
17789 (*movtf_internal): Rename to...
17790 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17791 of "R" and use {,fp}{load,store} attributes instead of "multi".
17792 Use a separate define_split.
17793 (*movtf_mips16): New pattern.
17795 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17797 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17798 * config/mips/mips.c (mips_expand_before_return): New function.
17799 (mips_expand_epilogue): Call it.
17800 * config/mips/mips.md (return): Turn into a define_expand.
17801 (*return): New insn.
17803 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17805 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17806 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17807 functions. Do not emit uses and clobbers of CONCATs; individually
17808 use and clobber their operands.
17809 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17810 gen_clobber, emit_use and gen_use.
17811 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17812 (expand_builtin_return): Likewise.
17813 * cfgbuild.c (count_basic_blocks): Likewise.
17814 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17815 * explow.c (emit_stack_restore): Likewise.
17816 * expmed.c (extract_bit_field_1): Likewise.
17817 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17818 (emit_move_multi_word, store_constructor): Likewise.
17819 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17820 (thread_prologue_and_epilogue_insns): Likewise.
17821 * lower-subreg.c (resolve_simple_move): Likewise.
17822 * optabs.c (widen_operand, expand_binop): Likewise.
17823 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17824 * reload.c (find_reloads): Likewise.
17825 * reload1.c (eliminate_regs_in_insn): Likewise.
17826 * stmt.c (expand_nl_goto_receiver): Likewise.
17827 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17828 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17829 * config/arm/arm.c (arm_load_pic_register): Likewise.
17830 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17831 * config/arm/arm.md (untyped_return): Likewise.
17832 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17833 * config/avr/avr.c (expand_prologue): Likewise.
17834 * config/bfin/bfin.c (do_unlink): Likewise.
17835 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17836 * config/cris/cris.c (cris_expand_prologue): Likewise.
17837 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17838 (machopic_legitimize_pic_address): Likewise.
17839 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17840 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17841 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17842 (ix86_expand_convert_uns_didf_sse): Likewise.
17843 (ix86_expand_vector_init_general): Likewise.
17844 * config/ia64/ia64.md (eh_epilogue): Likewise.
17845 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17846 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17847 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17848 (config/iq2000/iq2000.c): Likewise.
17849 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17850 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17851 (builtin_longjmp): Likewise.
17852 * config/mn10300/mn10300.md (call, call_value): Likewise.
17853 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17854 * config/pdp11/pdp11.md (abshi2): Likewise.
17855 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17856 * config/s390/s390.c (s390_emit_prologue): Likewise.
17857 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17858 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17859 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17860 * config/sh/sh.c (prepare_move_operands): Likewise.
17861 (output_stack_adjust, sh_expand_epilogue): Likewise.
17862 (sh_set_return_address, sh_expand_t_scc): Likewise.
17863 * config/sparc/sparc.c (load_pic_register): Likewise.
17864 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17865 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17866 * config/v850/v850.c (expand_epilogue): Likewise.
17868 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17870 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17871 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17872 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17873 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17874 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17875 stack pointer register.
17876 (output_movhi): Remove code for interrupt specific writing to the
17877 stack pointer register.
17879 2008-05-31 Richard Guenther <rguenther@suse.de>
17881 PR tree-optimization/34244
17882 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17883 (tree_expr_nonzero_warnv_p): Likewise.
17884 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17885 ssa_name_nonnegative_p.
17886 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17887 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17888 not tree_expr_nonzero_warnv_p.
17890 PR tree-optimization/36262
17892 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17894 PR tree-optimization/34244
17895 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17896 (record_numbers_of_iterations): New function.
17897 (execute_vrp): Cache the numbers of iterations of loops.
17898 * tree-scalar-evolution.c (scev_reset_except_niters):
17900 (scev_reset): Use scev_reset_except_niters.
17901 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17903 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17905 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17906 __WORKAROUND_RETS when appropriate.
17908 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17910 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17911 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17913 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17914 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17915 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17916 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17917 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17918 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17919 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17920 *fop_df_1_sse insn patterns using MODEF mode iterator.
17921 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17922 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17923 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17924 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17925 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17926 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17927 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17928 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17929 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17930 (*fop_xf_5_i387): Ditto.
17931 (*fop_xf_6_i387): Ditto.
17933 2008-05-30 Richard Guenther <rguenther@suse.de>
17935 * builtins.c (build_string_literal): Avoid generating
17936 a non-gimple_val result.
17938 2008-05-30 DJ Delorie <dj@redhat.com>
17940 * exec-tool.in: Use an environment variable (private) instead of a
17941 file (shared) as a semaphore, so as to not break parallel builds.
17943 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17945 * optabs.c (maybe_encapsulate_block): Remove.
17946 (emit_libcall_block): Adjust accordingly.
17947 * optabs.h (maybe_encapsulate_block): Remove prototype.
17949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17950 Don't use maybe_encapsulate_block.
17952 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17954 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17955 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17956 rtx is a SYMBOL_REF before calling get_pool_constant.
17958 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17960 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17962 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17964 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17965 rather than OS names to choose INO_T_EQ definition.
17966 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17967 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17969 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17972 * config/darwin-f.c: New.
17973 * config/t-darwin: Added rule to build darwin-f.o.
17974 * config.gcc: Defined new variable, fortran_target_objs.
17975 (*-*-darwin*): Set fortran_target_objs.
17976 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17977 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17978 * configure: Regenerated.
17980 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17983 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17984 canonical type if needed.
17986 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17988 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17990 2008-05-29 Richard Guenther <rguenther@suse.de>
17992 PR tree-optimization/36343
17993 PR tree-optimization/36346
17994 PR tree-optimization/36347
17995 * tree-flow.h (clobber_what_p_points_to): Declare.
17996 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17997 pointed-to variable is dereferenced is irrelevant to whether
17998 the pointer can access the pointed-to variable.
17999 (clobber_what_p_points_to): New function.
18000 * tree-ssa-alias.c (set_initial_properties): Use it.
18001 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18002 call clobber check for NMTs.
18004 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18006 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18007 for printing gcov_type.
18009 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18011 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18012 and the eh region information.
18013 * value-prof.c (gimple_move_stmt_histograms): New function.
18014 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18016 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18018 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18020 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18022 * value-prof.c (tree_ic_transform): Print counts.
18023 * tree-profile.c (tree_gen_ic_func_profiler):
18024 Clear __gcov_indreict_call_callee variable to avoid misattribution
18027 2008-05-28 Rafael Espíndola <espindola@google.com>
18029 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18032 2008-05-28 Richard Guenther <rguenther@suse.de>
18034 PR tree-optimization/36339
18035 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18036 and clobbering code out of the loop.
18038 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18040 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18043 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18044 s390_contiguous_bitmask_p, s390_symref_operand_p,
18045 s390_check_symref_alignment, s390_reload_larl_operand,
18046 s390_reload_symref_address): New functions.
18047 (s390_branch_condition_mnemonic): Support compare and branch
18049 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18050 and 'W' constraints.
18051 (s390_secondary_reload): Add secondary reloads for unaligned
18052 symbol refs or symbol refs to floating point or QI/TI mode
18054 (legitimate_address_p): Accept symbol references as addresses.
18055 (s390_expand_insv): Use rotate and insert selected bits
18056 instruction for insv when building for z10.
18057 (print_operand_address): Handle symbol ref addresses.
18058 (print_operand): Output modifier 'c' added for signed byte values.
18059 (s390_encode_section_info): Mark symbol refs with
18060 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18062 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18063 (length attribute): RRF, RRR have 4 byte length.
18064 (FPALL, INTALL): New mode iterators added.
18065 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18066 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18067 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18068 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18069 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18070 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18071 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18072 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18074 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18075 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18076 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18077 reload<INTALL:mode><P:mode>_toreg_z10,
18078 reload<FPALL:mode><P:mode>_tomem_z10,
18079 reload<FPALL:mode><P:mode>_toreg_z10,
18080 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18081 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18082 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18083 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18085 (movmem, clrmem, cmpmem): New splitters added.
18087 * config/s390/predicates.md (larl_operand): Use
18088 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18089 SYMBOL_REF_ALIGN1_P.
18090 (s390_signed_integer_comparison,
18091 s390_unsigned_integer_comparison): New predicates.
18093 * config/s390/s390-protos.h (s390_check_symref_alignment,
18094 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18095 s390_reload_symref_address,
18096 s390_compare_and_branch_condition_mask): Prototypes added.
18098 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18099 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18100 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18102 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18104 * config/s390/s390.c (z10_cost): New cost function for z10.
18105 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18106 (s390_issue_rate): Adjust issue rate for z10.
18107 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18108 (processor_flags): Add PF_Z10.
18109 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18110 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18111 * gcc/config.gcc: Add z10.
18113 2008-05-28 Richard Guenther <rguenther@suse.de>
18115 PR tree-optimization/36291
18116 * tree-flow. h (struct gimple_df): Remove var_anns member.
18117 * tree-flow-inline.h (gimple_var_anns): Remove.
18118 (var_ann): Simplify.
18119 * tree-dfa.c (create_var_ann): Simplify.
18120 (remove_referenced_var): Clear alias info from var_anns of globals.
18121 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18122 (delete_tree_ssa): Clear alias info from var_anns of globals.
18123 Do not free var_anns.
18124 (var_ann_eq): Remove.
18125 (var_ann_hash): Likewise.
18127 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18129 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18130 and loongson2f entries.
18131 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18132 * config/mips/mips.h (processor_type): Add Loongson-2E
18133 and Loongson-2F entries.
18134 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18135 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18136 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18137 * doc/invoke.texi (MIPS Options): Document loongson2e
18138 and loongson2f processor names.
18140 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18144 * config/i386/i386.c (ix86_function_arg_boundary): Use
18145 alignment of canonical type.
18146 (ix86_expand_vector_move): Check unaligned memory access for
18149 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18151 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18152 Moved to the front of file.
18154 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18155 H.J. Lu <hongjiu.lu@intel.com>
18157 * dwarf2out.c (current_fde): New.
18159 (lookup_cfa:): Likewise.
18160 (dwarf2out_end_epilogue): Likewise.
18161 (dwarf2out_note_section_used): Likewise.
18163 2008-05-27 Michael Matz <matz@suse.de>
18166 * c.opt (Wenum-compare): New warning option.
18167 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18169 2008-05-27 Michael Matz <matz@suse.de>
18171 PR middle-end/36326
18172 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18174 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18175 into memory as tail calls.
18177 2008-05-27 Richard Guenther <rguenther@suse.de>
18179 PR tree-optimization/36339
18180 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18181 pointers cause all addressable variables to be call clobbered.
18183 2008-05-27 Richard Guenther <rguenther@suse.de>
18185 PR tree-optimization/36245
18186 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18188 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18190 * config/s390/s390.md: Replace all occurences of the 'm'
18191 constraint with 'RT'.
18193 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18195 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18197 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18199 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18200 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18201 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18203 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18205 * reload.c (find_reloads): Skip alternatives according to the
18206 "enabled" attribute. Constify the constraint variable.
18207 * recog.c (get_attr_enabled): Add default implementation.
18208 (extract_insn): Set the alternative_enabled_p array
18209 in the recog_data struct.
18210 (preprocess_constraints, constrain_operands): Skip
18211 alternatives according to the "enabled" attribute
18212 * recog.h (struct recog_data): New field alternative_enabled_p.
18213 (skip_alternative): New inline function.
18214 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18215 (record_reg_classes): Skip alternative according to the
18216 "enabled" attribute.
18218 * doc/md.texi: Add documention for the "enabled" attribute.
18220 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18222 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18223 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18224 constraint with TARGET_MEM_CONSTRAINT.
18225 * recog.c (asm_operand_ok, preprocess_constraints,
18226 constrain_operands): Likewise.
18227 * regclass.c (record_reg_classes): Likewise.
18228 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18229 * reload1.c (maybe_fix_stack_asms): Likewise.
18230 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18231 * recog.h: Adjust comment.
18232 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18233 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18234 * doc/md.texi: Add a note to description of 'm' constraint.
18235 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18237 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18239 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18240 that the bitfield is of integral type before testing its precision.
18242 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18243 Sa Liu <saliu@de.ibm.com>
18245 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18246 __modti3, __udivti3, __umodti3 and __udivmodti4.
18247 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18248 that implement TImode mul and div functions.
18249 * config/spu/multi3.c: New. Implement __multi3.
18250 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18251 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18254 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18256 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18257 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18258 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18259 tls_sysv_suffix): New mode and mode attribute iterators.
18260 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18261 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18262 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18263 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18264 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18267 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18269 PR tree-optimization/36329
18270 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18271 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18272 * cgraphbuild.c (initialize_inline_failed): Use the latter
18273 macro in lieu of the former.
18274 * ipa-inline.c (cgraph_mark_inline): Likewise.
18275 (cgraph_decide_inlining_of_small_function): Likewise.
18276 (cgraph_decide_inlining): Likewise.
18277 (cgraph_decide_inlining_incrementally): Likewise.
18279 2008-05-26 Tristan Gingold <gingold@adacore.com>
18280 Anatoly Sokolov <aesok@post.ru>
18282 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18283 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18284 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18285 optimization for 'avr6' architecture.
18287 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18290 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18292 2008-05-26 Richard Guenther <rguenther@suse.de>
18294 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18295 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18297 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18299 PR middle-end/36253
18300 * caller-save.c (insert_restore): Verify alignment of spill space.
18301 (insert_save): Likewise.
18302 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18303 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18304 (STACK_SLOT_ALIGNMENT): Likewise.
18305 * function.c (LOCAL_ALIGNMENT): Removed.
18306 (get_stack_local_alignment): New.
18307 (assign_stack_local): Use it. Set alignment on stack slot.
18308 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18309 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18310 (STACK_SLOT_ALIGNMENT): New.
18311 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18312 stack slot in XFmode.
18314 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18316 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18319 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18320 argument operand in rax isn't removed.
18322 2008-05-26 Richard Guenther <rguenther@suse.de>
18324 PR middle-end/36300
18325 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18326 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18328 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18331 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18333 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18335 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18336 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18338 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18340 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18341 build a trampoline if we don't want one.
18342 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18343 return zero for nested functions if we don't want a trampoline.
18345 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18347 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18349 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18352 * c.opt: Removed undocumented option '-lang-fortran'.
18353 * c-common.h: Removed global variable 'lang_fortran'.
18354 * c-opts.c (c_common_handle_option): Removed code to handle
18355 option '-lang-fortran'. Updated includes.
18356 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18357 definition of '__GFORTRAN__'.
18358 (define__GNUC__): Reimplemented to use BASEVER and
18359 cpp_define_formatted.
18360 (builtin_define_with_value_n): Removed.
18361 * c-incpath.h: Renamed to ...
18362 * incpath.h: ... this.
18363 * c-incpath.c: Renamed to ...
18364 * incpath.c: ... this. Updated includes.
18365 * fix-header.c: Updated includes.
18366 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18367 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18368 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18370 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18372 * tree.h: Update the table of flags used on tree nodes.
18373 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18374 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18375 (FORCED_LABEL): Add access check.
18376 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18377 (ASM_INPUT_P): Likewise.
18378 (ASM_VOLATILE_P): Likewise.
18379 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18380 (OMP_SECTION_LAST): Access private_flag directly.
18381 (OMP_RETURN_NOWAIT): Likewise.
18382 (OMP_PARALLEL_COMBINED): Likewise.
18383 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18384 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18385 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18386 deprecated_flag directly.
18388 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18390 * final.c (frame_pointer_needed): Removed.
18391 * flags.h (frame_pointer_needed): Likewise.
18393 * function.h (rtl_data): Add frame_pointer_needed.
18394 (frame_pointer_needed): New.
18396 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18398 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18400 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18402 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18405 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18407 * c-common.c (strip_array_types): Move function to..
18409 (get_inner_array_type): Delete.
18410 * c-common.h (strip_array_types): Move declaration to..
18412 (get_inner_array_type): Delete.
18413 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18414 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18415 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18416 * config/pa/pa.c (emit_move_sequence): Likewise.
18418 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18420 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18423 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18425 * function.c: Include target hook for nonlocal_goto frame value.
18427 2008-05-24 Richard Guenther <rguenther@suse.de>
18429 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18430 variable can be only accessed through a pointer or a union.
18432 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18434 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18435 * doc/extend.texi: Likewise.
18437 2008-05-23 DJ Delorie <dj@redhat.com>
18439 * config/m32c/jump.md (untyped_call): Add.
18441 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18442 for A24 to PSImode.
18443 (m32c_address_cost): Detail costs for indirect offsets.
18445 2008-05-23 Rafael Espíndola <espindola@google.com>
18447 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18448 if a node is a SUBREG.
18449 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18452 2008-05-23 Paul Brook <paul@codesourcery.com>
18453 Carlos O'Donell <carlos@codesourcery.com>
18455 * doc/extend.texi: Clarify use of __attribute__((naked)).
18456 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18457 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18458 * function.c (use_register_for_decl): Use
18459 targetm.calls.allocate_stack_slots_for_args.
18460 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18461 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18462 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18464 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18466 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18468 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18470 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18471 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18472 is only rounded once.
18474 2008-05-23 Richard Guenther <rguenther@suse.de>
18476 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18478 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18479 Jakub Jelinek <jakub@redhat.com>
18482 * configure.ac: Handle --enable-cld.
18483 * configure: Regenerated.
18484 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18485 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18486 (ix86_current_function_needs_cld): New define.
18487 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18488 (cld): New isns pattern.
18489 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18490 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18491 * config/i386/i386.opt (mcld): New option.
18492 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18493 TARGET_CLD and ix86_current_function_needs_cld.
18494 (override_options): Use -mcld by default for 32-bit code if
18497 * doc/install.texi (Options specification): Document --enable-cld.
18498 * doc/invoke.texi (Machine Dependent Options)
18499 [i386 and x86-64 Options]: Add -mcld option.
18500 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18502 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18503 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18504 (return_in_memory_64): Likewise.
18505 (return_in_memory_ms_64): Likewise.
18507 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18509 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18510 * builtins.c (fold_builtin_fpclassify): New.
18511 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18512 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18513 * c-common.c (handle_type_generic_attribute): Adjust to accept
18514 fixed arguments before an elipsis.
18515 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18516 * doc/extend.texi: Document __builtin_fpclassify.
18518 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18520 * omp-low.c (gate_expand_omp_ssa): Remove.
18521 (pass_expand_omp_ssa): Remove.
18522 (gate_expand_omp): Do not check for flag_openmp_ssa.
18523 * common.opt (-fopenmp-ssa): Remove.
18524 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18526 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18528 * config/sh/sh.opt (mfixed-range): New option.
18529 * config/sh/sh-protos.h (sh_fix_range): Declare.
18530 * config/sh/sh.c (sh_fix_range): New function.
18531 * config/sh/sh.h (sh_fixed_range_str): Declare.
18532 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18534 * doc/invoke.texi (SH Options): Document -mfixed-range.
18536 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18538 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18539 it before the redeclaration.
18541 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18543 * config/avr/avr.c (get_sequence_length): Add new function.
18544 (expand_prologue, expand_epilogue): Remove duplicate code.
18546 2008-05-22 Rafael Espíndola <espindola@google.com>
18548 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18551 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18553 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18554 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18556 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18557 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18558 (vect_update_misalignment_for_peel): Likewise.
18559 (vector_alignment_reachable_p): Likewise.
18560 * tree-vect-transform.c (vectorizable_load): Likewise.
18561 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18562 (get_vectype_for_scalar_type): Pass mode of scalar_type
18563 to UNITS_PER_SIMD_WORD.
18565 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18566 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18567 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18568 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18569 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18571 2008-05-22 Ira Rosen <irar@il.ibm.com>
18573 PR tree-optimization/36293
18574 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18575 if the first load must be skipped because of a gap.
18577 2008-05-22 Richard Guenther <rguenther@suse.de>
18579 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18580 more cases of offset disambiguation that is possible if
18581 strict-aliasing rules apply.
18582 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18583 for basic offset and type-based disambiguation.
18585 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18587 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18588 ix86_expand_vector_set on V16QImode for SSE4.1.
18590 2008-05-21 Tom Tromey <tromey@redhat.com>
18592 * c.opt (Wimport): Mark as undocumented.
18593 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18595 (Warning Options): Likewise.
18596 * doc/cppopts.texi: Don't mention -Wimport.
18598 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18600 PR tree-optimization/36287
18601 PR tree-optimization/36286
18602 * lambda-code.c (build_access_matrix): Do not use the loop->num
18603 for computing the number of induction variables: use the loop depth
18606 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18609 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18610 option -f(no-)leading-underscore.
18612 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18614 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18615 GET_MODE_NUNITS (mode).
18617 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18619 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18620 (-mmulhw): Add 464 to description.
18621 (-mdlmzb): Likewise.
18622 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18623 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18625 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18626 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18627 * config/rs6000/rs6000.md: Update comments for 464.
18629 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18631 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18633 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18635 * config/i386/sse.md (vec_extractv4sf): Removed.
18636 (vec_extractv2df): Likewise.
18637 (vec_extractv2di): Likewise.
18638 (vec_extractv4si): Likewise.
18639 (vec_extractv8hi): Likewise.
18640 (vec_extractv16qi): Likewise.
18641 (vec_extract<mode>): New.
18643 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18645 * config/i386/sse.md (vec_setv4sf): Removed.
18646 (vec_setv2df): Likewise.
18647 (vec_setv2di): Likewise.
18648 (vec_setv4si): Likewise.
18649 (vec_setv8hi): Likewise.
18650 (vec_setv16qi): Likewise.
18651 (vec_set<mode>): New.
18653 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18655 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18656 goto for vec_concat and vec_interleave.
18658 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18660 * config/i386/sse.md (vec_initv4sf): Removed.
18661 (vec_initv2df): Likewise.
18662 (vec_initv2di): Likewise.
18663 (vec_initv4si): Likewise.
18664 (vec_initv8hi): Likewise.
18665 (vec_initv16qi): Likewise.
18666 (vec_init<mode>): New.
18668 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18670 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18672 2008-05-21 Tom Tromey <tromey@redhat.com>
18674 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18675 (zone_find_object_offset): Likewise.
18676 (gt_ggc_m_S): Likewise.
18677 (highest_bit): Likewise.
18678 * ggc-page.c (gt_ggc_m_S): New function.
18679 * stringpool.c (string_stack): Remove.
18680 (init_stringpool): Update.
18681 (ggc_alloc_string): Use ggc_alloc.
18682 (maybe_delete_ident): New function.
18683 (ggc_purge_stringpool): Likewise.
18684 (gt_ggc_m_S): Remove.
18685 * ggc-common.c (ggc_protect_identifiers): New global.
18686 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18687 ggc_protect_identifiers.
18688 * ggc.h (ggc_protect_identifiers): Declare.
18689 (gt_ggc_m_S): Update.
18690 (ggc_purge_stringpool): Declare.
18691 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18692 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18694 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18696 2008-05-21 David S. Miller <davem@davemloft.net>
18698 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18701 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18703 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18706 2008-05-20 David Daney <ddaney@avtrex.com>
18708 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18709 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18710 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18711 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18712 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18713 (atomic_hiqi_op): New define_code_iterator.
18714 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18715 mips_expand_compare_and_swap_12.
18716 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18717 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18718 (sync_<optab><mode>, sync_old_<optab><mode>,
18719 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18720 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18721 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18722 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18723 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18724 (test_and_set_12): New insn.
18725 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18726 sync_new_<optab><mode>, sync_old_nand<mode>,
18727 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18728 clobber to operand 0 for SI and DI mode insns.
18729 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18730 mips_gen_fn_4): New typedefs.
18731 (mips_gen_fn_ptrs): Define new union type.
18732 (mips_expand_compare_and_swap_12): Remove declaration.
18733 (mips_expand_atomic_qihi): Declare function.
18734 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18735 (mips_expand_atomic_qihi): ... this. Use new generator function
18737 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18738 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18739 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18740 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18741 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18742 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18743 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18744 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18745 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18746 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18749 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18751 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18754 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18756 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18757 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18758 (avr_attribute_table): Add 'OS_main' function attribute.
18759 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18760 functions with 'OS_main' attribute.
18762 2008-05-20 Richard Guenther <rguenther@suse.de>
18764 PR tree-optimization/35204
18765 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18766 helper, split out from ...
18767 (DFS): ... here. Make the DFS walk non-recursive.
18769 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18770 Jan Sjodin <jan.sjodin@amd.com>
18772 PR tree-optimization/36181
18773 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18774 (parallelize_loops): Don't parallelize when the loop has vector
18777 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18778 Sebastian Pop <sebastian.pop@amd.com>
18780 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18781 matrix, and never look at the tree representation of the memory
18783 (linear_transform_loops): Computes parameters and access matrices.
18784 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18786 (access_matrix_get_index_for_parameter): New.
18787 * tree-data-ref.h (struct access_matrix): New.
18788 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18789 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18790 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18791 am_vector_index_for_loop): New.
18792 (struct data_reference): Add field access_matrix.
18793 (DR_ACCESS_MATRIX): New.
18794 (compute_data_dependences_for_loop): Update declaration.
18795 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18796 * lambda.h (lambda_vector_vec_p): Declared.
18797 * lambda-code.c: Depend on pointer-set.h.
18798 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18799 av_for_af_base, av_for_af, build_access_matrix,
18800 lambda_compute_access_matrices): New.
18801 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18803 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18805 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18806 $SOURCEDIR/include.
18808 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18809 Sebastian Pop <sebastian.pop@amd.com>
18811 PR tree-optimization/36206
18812 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18814 (instantiate_scev_1): Rename flags to fold_conversions.
18815 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18816 outeside instantiation_loop.
18817 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18818 (evolution_function_is_affine_or_constant_p): Removed.
18819 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18821 (analyze_siv_subscript): Pass in the loop nest number.
18822 Call evolution_function_is_affine_in_loop instead of
18823 evolution_function_is_affine_p.
18824 (analyze_overlapping_iterations): Pass in the loop nest number.
18826 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18827 Sebastian Pop <sebastian.pop@amd.com>
18829 PR tree-optimization/36206
18830 * tree-chrec.h (chrec_fold_op): New.
18831 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18834 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18836 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18838 (remove_duplicates): Do not set inode on non-inode systems.
18841 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18843 * config.gcc (tm_file): Update comments about relative pathnames.
18845 2008-05-20 Richard Guenther <rguenther@suse.de>
18847 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18848 * tree-ssa-sccvn.c (process_scc): Likewise.
18849 * tree-ssa-sink.c (execute_sink_code): Likewise.
18850 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18851 * tree-vrp.c (process_assert_insertions): Likewise.
18852 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18853 (perform_tree_ssa_dce): Likewise.
18854 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18855 (dump_dominator_optimization_stats): Likewise.
18856 * tree-vectorizer.c (vectorize_loops): Likewise.
18858 2008-05-20 Richard Guenther <rguenther@suse.de>
18860 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18862 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18864 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18865 (ix86_i386elf_return_in_memory): Likewise.
18866 (ix86_i386interix_return_in_memory): Likewise.
18867 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18868 (SUBTARGET_RETURN_IN_MEMORY): New.
18869 * config/i386/i386elf.h: Likewise.
18870 * config/i386/ptx4-i.h: Likewise.
18871 * config/i386/sol2-10.h: Likewise.
18872 * config/i386/sysv4.h: Likewise.
18873 * config/i386/vx-common.h: Likewise.
18874 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18875 * config/i386/i386.c (ix86_return_in_memory): Made static and
18876 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18877 (ix86_i386elf_return_in_memory): Removed.
18878 (ix86_i386interix_return_in_memory): Removed.
18879 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18880 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18882 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18884 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18886 2008-05-19 Xinliang David Li <davidxl@google.com>
18888 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18890 * common.opt: Ditto.
18891 * doc/invoke.texi: Ditto.
18893 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18895 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18896 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18898 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18900 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18901 sizes of operand array from 8/4 to 4/2.
18902 (ix86_expand_vector_init_general): Change size of operand array
18903 from 32 to 16. Remove op0, op1 and half_mode.
18905 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18907 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18908 (ix86_expand_vector_init_interleave): Likewise.
18909 (ix86_expand_vector_init_general): Use them. Assert
18910 word_mode == SImode when n_words == 4.
18912 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.c (ix86_secondary_reload): New static function.
18915 (TARGET_SECONDARY_RELOAD): New define.
18916 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18917 * config/i386/i386.md (reload_outqi): Remove.
18919 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18921 PR middle-end/35509
18922 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18923 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18924 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18925 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18926 (fold_builtin_1): Likewise.
18927 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18928 c-common.c (check_builtin_function_arguments): Handle
18929 BUILT_IN_ISINF_SIGN.
18930 * doc/extend.texi: Document __builtin_isinf_sign.
18931 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18933 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18935 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18936 EH cleanup at the end of the pass, search for those that have been
18937 turned into forwarder blocks and do the cleanup on their successor.
18939 2008-05-18 Richard Guenther <rguenther@suse.de>
18941 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18942 pointers to sizetype and vice versa.
18944 2008-05-18 Xinliang David Li <davidxl@google.com>
18946 * gcc/tree-ssa-dce.c: Coding style fix.
18947 (check_pow): Documentation comment.
18948 (check_log): Documenation comment. Coding style fix.
18949 (is_unnecessary_except_errno_call): Ditto.
18950 (gen_conditions_for_pow): Ditto.
18951 (gen_conditions_for_log): Ditto.
18952 (gen_shrink_wrap_conditions): Ditto.
18953 (shrink_wrap_one_built_in_calls): Ditto.
18954 * gcc/doc/invoke.texi: Better documentation string.
18955 * ChangeLog: Fix wrong change log entries from
18956 May 17 checkin on function call DCE.
18958 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18960 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18962 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18964 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18965 * df-problems.c (simulation routines): Fixed block comment to
18966 properly say how to add forwards scanning functions.
18968 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18970 * tree-inline.c (setup_one_parameter): Remove dead code.
18972 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18974 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18975 a BIT_AND_EXPR only for an INTEGER_TYPE.
18977 2008-05-17 Xinliang David Li <davidxl@google.com>
18979 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18980 (check_pow, check_log, is_unnecessary_except_errno_call): New
18981 functions to check for eliminating math functions that are pure
18982 except for setting errno.
18983 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18984 general condition expressions for shrink-wrapping pow/log calls.
18985 (gen_shrink_wrap_conditions): Ditto.
18986 (shrink_wrap_one_built_in_call): Ditto.
18987 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18988 (mark_operand_necessary): If debugging, output if OP is necessary.
18989 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18991 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18993 * gcc/common.opt: New user flag -ftree-builtin-dce.
18994 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18996 2008-05-16 David S. Miller <davem@davemloft.net>
18998 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18999 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19001 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19006 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19008 * ifcvt.c (dead_or_predicable): Rename
19009 df_simulate_one_insn_backwards to df_simulate_one_insn.
19010 * recog.c (peephole2_optimize): Ditto.
19011 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19013 * df.h: Rename df_simulate_one_insn_backwards to
19014 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19015 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19016 scanning of defs and uses.
19017 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19018 (df_simulate_one_insn_forwards): Removed.
19020 2008-05-16 Doug Kwan <dougkwan@google.com>
19022 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19024 (real_from_string): Handle NaNs and Inf as approriate.
19026 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19028 * doc/gty.texi (Source Files Containing Type Information): Note
19029 that headers should appear first in the gtfiles list.
19031 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19033 * tree.def (COND_EXEC): Properly documented this code.
19035 2008-05-16 Diego Novillo <dnovillo@google.com>
19037 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19038 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19041 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19043 * tree-ssa-dse (max_stmt_uid): Removed.
19044 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19045 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19046 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19047 * function.h (cfun.last_stmt_uid): New field.
19048 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19049 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19051 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19052 (create_stmt_ann): Initialize the ann->uid field.
19053 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19055 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19057 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19059 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19060 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19061 (init_empty_tree_cfg): Call it.
19063 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19065 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19068 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19070 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19071 * tree-dump.c (dump_options): New verbose option.
19072 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19074 * tree-pass.h (TDF_VERBOSE): New dump flag.
19075 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19076 (tree-flow.h): Added include.
19077 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19079 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19081 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19083 From Jie Zhang <jie.zhang@analog.com>
19084 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19085 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19086 mcpu=bf561-none and mcpu=bf561-0.2.
19087 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19088 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19089 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19090 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19091 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19092 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19093 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19095 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19096 (cputype_selected): Remove.
19097 (bfin_handle_option): Don't use cputype_selected.
19098 (override_options): When no mcpu option, enable all workarounds.
19099 Don't use bfin_workarounds.
19100 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19102 (DEFAULT_CPU_TYPE): Don't define.
19104 2008-05-16 Richard Guenther <rguenther@suse.de>
19106 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19107 on deletion of the last stmt.
19109 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19111 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19112 V8HImode for SSE2 and V16QImode for SSE4.1.
19114 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19116 * cgraph.h (compute_inline_parameters): Made public.
19117 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19118 variable_generate_summary, function_write_summary,
19119 variable_write_summary, variable_read_summary. Added generate_summary,
19120 write_summary, read_summary.
19121 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19122 pass_ipa_inline.function_generate_summary, to
19123 compute_inline_parameters.
19124 * ipa-inline.c (compute_inline_parameters): Made public and added
19126 (compute_inline_parameters_for_current): New function.
19127 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19128 (inline_generate_summary): Removed parameter and made to loop over
19130 (pass_ipa_inline): Updated for new IPA_PASS structure.
19131 * passes.c (execute_ipa_summary_passes): Now is called once per
19132 pass rather than once per node*pass.
19134 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19136 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19137 avr_have_mul_p, avr_asm_only_p): Remove variables.
19138 (avr_override_options): Remove initialization of removed variables.
19139 (avr_file_start): Convert removed variables to fields of
19140 'struct base_arch_s *avr_current_arch'.
19141 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19142 (AVR_HAVE_MUL): (Ditto.).
19143 (AVR_HAVE_MOVW): (Ditto.).
19144 (AVR_HAVE_LPMX): (Ditto.).
19145 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19146 avr_asm_only_p): Remove declaration.
19148 2008-05-15 Diego Novillo <dnovillo@google.com>
19150 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19151 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19153 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19155 PR middle-end/36194
19156 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19157 Don't call record_truncated_value from here.
19158 (record_truncated_value): Turn it into a for_each_rtx callback.
19159 (record_truncated_values): New function.
19160 (combine_instructions): Call note_uses with record_truncated_values.
19161 Change name of check_conversion to check_promoted_subreg.
19163 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19165 * doc/sourcebuild.texi: Document support for torture tests.
19167 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19169 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19170 to alternative 4 of operand 2.
19172 2008-05-15 Richard Guenther <rguenther@suse.de>
19174 * tree-pass.h (current_pass): Declare.
19175 (get_pass_for_id): Likewise.
19176 * passes.c (passes_by_id, passes_by_id_size): New globals.
19177 (set_pass_for_id): New function.
19178 (get_pass_for_id): Likewise.
19179 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19180 (execute_function_todo): Flush per function statistics.
19181 * toplev.c (compile_file): Init statistics.
19182 (general_init): Do early statistics initialization.
19183 (finalize): Finish statistics.
19184 * statistics.h (statistics_early_init): Declare.
19185 (statistics_init): Likewise.
19186 (statistics_fini): Likewise.
19187 (statistics_fini_pass): Likewise.
19188 (statistics_counter_event): Likewise.
19189 (statistics_histogram_event): Likewise.
19190 * statistics.c: New file.
19191 * Makefile.in (OBJS-common): Add statistics.o.
19192 (statistics.o): Add dependencies.
19193 * doc/invoke.texi (-fdump-statistics): Document.
19195 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19196 (insert): Likewise.
19197 (execute_pre): Use statistics_counter_event.
19198 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19199 (substitute_and_fold): Increment it. Use statistics_counter_event.
19201 2008-05-15 Diego Novillo <dnovillo@google.com>
19203 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19205 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19206 * tree-ssa-alias.c (new_type_alias): Remove references to
19207 sub-variables from comment.
19208 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19210 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19212 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19213 attribute to 1 only for insertps alternative.
19215 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19217 * config/bfin/bfin.md (loadbytes): New pattern.
19218 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19219 (bfin_init_builtins): Initialize it.
19220 (bdesc_1arg): Add it.
19222 2008-05-15 Sa Liu <saliu@de.ibm.com>
19224 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19225 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19226 * testsuite/lib/target-supports.exp: Add
19227 check_effective_target_fortran_integer_16.
19229 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19231 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19232 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19233 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19234 (TARGET_RETURN_IN_MEMORY): Define.
19236 2008-05-15 Richard Guenther <rguenther@suse.de>
19238 PR middle-end/36244
19239 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19240 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19241 represent unmodifiable vars.
19243 2008-05-15 Richard Guenther <rguenther@suse.de>
19245 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19246 INDIRECT_REF and TARGET_MEM_REF.
19247 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19250 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19251 H.J. Lu <hongjiu.lu@intel.com>
19253 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19254 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19255 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19256 insn alternatives. Add missing alternatives.
19257 (*vec_concatv2di_rex64_sse4_1): Likewise.
19258 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19259 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19260 Require TARGET_SSE.
19262 2008-05-15 Richard Guenther <rguenther@suse.de>
19264 PR tree-optimization/36009
19265 PR tree-optimization/36204
19266 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19267 (determine_invariantness_stmt): Record the loop a store is
19268 always executed in.
19269 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19272 2008-05-15 Richard Guenther <rguenther@suse.de>
19274 PR tree-optimization/34330
19275 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19276 through the pointer will alias the SMT.
19278 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19280 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19282 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19284 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19286 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19287 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19289 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19290 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19291 (vashl_optab): New optab for vector/vector shifts.
19292 (vashr_optab): Ditto.
19293 (vlshr_optab): Ditto.
19294 (vrotl_optab): Ditto.
19295 (vrotr_optab): Ditto.
19296 (optab_subtype): New enum for optab_for_tree_code call.
19297 (optab_for_tree_code): Add enum optab_subtype argument.
19299 * optabs.c (optab_for_tree_code): Take an additional argument to
19300 distinguish between a vector shift by a scalar and vector shift by
19301 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19302 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19303 vector shift by a vector.
19304 (expand_widen_pattern_expr): Pass additional argument to
19305 optab_for_tree_code.
19307 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19308 vrotl_optab, vrotr_optab.
19310 * expr.c (expand_expr_real_1): Update calls to
19311 optab_for_tree_code to distinguish between vector shifted by a
19312 scalar and vector shifted by a vector.
19313 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19314 (supportable_narrowing_operation): Ditto.
19315 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19316 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19317 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19318 (vect_create_epilog_for_reduction): Ditto.
19319 (vectorizable_reduction): Ditto.
19320 (vectorizable_operation): Ditto.
19321 (vect_strided_store_supported): Ditto.
19322 (vect_strided_load_supported): Ditto.
19323 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19324 * expmed.c (expand_shift): Ditto.
19326 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19328 (ashr@var{m}3): Ditto.
19329 (vashl@var{m}3): Document new vector/vector shift standard name.
19330 (vashr@var{m}3): Ditto.
19331 (vlshr@var{m}3): Ditto.
19332 (vrotl@var{m}3): Ditto.
19333 (vrotr@var{m}3): Ditto.
19335 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19336 (PPERM_INVERT): Ditto.
19337 (PPERM_REVERSE): Ditto.
19338 (PPERM_REV_INV): Ditto.
19339 (PPERM_ZERO): Ditto.
19340 (PPERM_ONES): Ditto.
19341 (PPERM_SIGN): Ditto.
19342 (PPERM_INV_SIGN): Ditto.
19343 (PPERM_SRC1): Ditto.
19344 (PPERM_SRC2): Ditto.
19346 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19347 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19348 allows a memory operand to be the value being added, and split it
19349 to improve vectorization.
19350 (sse5_pmacsdqh_mem): Ditto.
19351 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19352 (sse5_mulv2div2di3_high): Ditto.
19353 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19354 (vec_pack_trunc_v4si): Ditto.
19355 (vec_pack_trunc_v2di): Ditto.
19356 (sse5_pcmov_<mode>): Remove code that tried to use use
19357 andps/andnps instead of pcmov.
19358 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19359 pmacsdqh instructions.
19360 (vec_widen_smult_lo_v4si): Ditto.
19362 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19363 (PPERM_INVERT): Ditto.
19364 (PPERM_REVERSE): Ditto.
19365 (PPERM_REV_INV): Ditto.
19366 (PPERM_ZERO): Ditto.
19367 (PPERM_ONES): Ditto.
19368 (PPERM_SIGN): Ditto.
19369 (PPERM_INV_SIGN): Ditto.
19370 (PPERM_SRC1): Ditto.
19371 (PPERM_SRC2): Ditto.
19372 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19374 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19376 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19377 says ignore whether the last reference is a memory operand.
19379 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19380 Paolo Bonzini <bonzini at gnu dot org>
19382 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19385 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19386 (vlshr<mode>3): Rename from vlshr<mode>3.
19387 (vashr<mode>3): Rename from vashr<mode>3.
19388 (mulv4sf3): Change the names of vector shift patterns.
19392 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19395 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19420 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19421 (floatunssidf2_internal): Change vector/vector shift names.
19422 (floatunsdidf2_internal): Ditto.
19429 (vashl<mode>3): Rename from ashl<mode>3.
19430 (vashr<mode>3): Rename from ashr<mode>3.
19431 (vlshr<mode>3): Rename from lshr<mode>3.
19432 (vrotl<mode>3): Rename from rotl<mode>3.
19434 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19437 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19438 multiply gives the wrong value when doing widening multiplies.
19439 (vec_widen_smult_lo_v4si): Ditto.
19441 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19443 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19444 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19445 emit_library_call_value.
19446 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19447 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19448 * calls.c (initialize_argument_information, precompute_arguments,
19449 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19450 (precompute_arguments): Removed flags parameter.
19451 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19453 2008-05-14 Richard Guenther <rguenther@suse.de>
19455 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19456 Make sure to register the store if the use is a PHI_NODE.
19458 2008-05-14 Olivier Hainque <hainque@adacore.com>
19460 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19461 memory if the component is to be referenced in BLKmode according
19462 to get_inner_reference.
19464 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19466 * calls.c (emit_library_call_value_1): Restore code clearing
19467 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19469 2008-05-14 Olivier Hainque <hainque@adacore.com>
19470 Nicolas Roche <roche@adacore.com>
19472 * configure.ac: Add support for a "gcc_subdir" variable in
19473 config-lang.in, to denote a subdirectory where the language/GCC
19474 integration files are to be found.
19475 * configure: Regenerate.
19477 2008-05-14 Ira Rosen <irar@il.ibm.com>
19479 PR tree-optimization/36098
19480 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19481 value for the first load in the group in case of a gap.
19482 (vect_build_slp_tree): Check that there are no gaps in loads.
19484 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19486 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19487 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19488 expand_copysign_bit): Change call to emit_no_conflict_block to
19489 emit_insn and remove unneeded code to construct extra args.
19490 (emit_no_conflict_block): Removed.
19491 * optabls.h (emit_no_conflict_block): Removed.
19492 * cse.c (cse_extended_basic_block): Remove search for
19493 REG_NO_CONFLICT note.
19494 * global.c: Removed incorrect comment added in revision 117.
19495 * expr.c (convert_move): Change call to emit_no_conflict_block to
19497 * recog.c: Change comments so that they do not mention
19499 * local_alloc.c (combine_regs): Removed last parameter.
19500 (no_conflict_p): Removed.
19501 (block_alloc): Removed note, no_conflict_combined_regno and set
19502 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19503 (combine_regs): Removed already_dead and code to look for
19504 REG_NO_CONFLICT notes.
19505 * lower_subreg (remove_retval_note): Removed code to look for
19506 REG_NO_CONFLICT block.
19507 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19508 (resolve_clobber): Remove code to process libcalls that have
19509 REG_NO_CONFLICT notes.
19510 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19512 * combine.c (can_combine_p, distribute_notes): Removed
19513 REG_NO_CONFLICT case.
19514 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19516 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19517 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19519 * reg-notes.def (NO_CONFLICT): Removed.
19521 2008-05-14 David S. Miller <davem@davemloft.net>
19523 * config/sparc/sparc.c (sparc_profile_hook): If
19524 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19525 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19526 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19528 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19530 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19532 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19535 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19536 and op1 expansion before vector concat to have less live pseudos.
19538 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19540 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19541 ix86_expand_vector_set if supported.
19543 2008-05-13 Diego Novillo <dnovillo@google.com>
19544 Kenneth Zadeck <zadeck@naturalbridge.com>
19546 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19548 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19549 phinodes_print_statistics, init_ssanames, fini_ssanames,
19550 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19551 release_ssa_name, release_defs, replace_ssa_name_symbol,
19552 ssanames_print_statistics): Move ...
19553 * tree-flow.h: ... here.
19554 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19555 Use FN instead of cfun.
19556 (make_ssa_name_fn): Rename from make_ssa_name.
19557 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19558 * tree-flow-inline.h (make_ssa_name): Move from
19559 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19560 * omp-low.c (expand_omp_parallel):
19561 * tree-flow-inline.h (redirect_edge_var_map_result):
19562 * tree-ssa.c (init_tree_ssa): Add argument FN.
19563 Use it instead of cfun. Update all users.
19565 2008-05-13 Tom Tromey <tromey@redhat.com>
19567 PR preprocessor/22168:
19568 * doc/cpp.texi (Top): Update menu.
19569 (Alternatives to Wrapper #ifndef): New node.
19570 (Other Directives): Document deprecation.
19571 (Obsolete Features): Remove menu.
19572 (Assertions): Merge node into Obsolete Features.
19573 (Obsolete once-only headers): Move earlier; rename to Alternatives
19574 to Wrapper #ifndef.
19575 * doc/cppopts.texi: Update.
19576 * c.opt (Wdeprecated): Enable for C and ObjC.
19577 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19578 (C++ Dialect Options): Move -Wno-deprecated from here to...
19579 (Warning Options): ... here.
19581 2008-05-13 Richard Guenther <rguenther@suse.de>
19583 PR middle-end/36227
19584 * fold-const.c (fold_sign_changed_comparison): Do not allow
19585 changes in pointer-ness.
19587 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19590 * config/sh/sh.c (sh_expand_prologue): Don't clear
19591 RTX_FRAME_RELATED_P for push insns.
19593 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19595 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19597 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19599 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19600 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19601 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19603 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19605 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19606 (*vec_concatv4sf_sse): This.
19607 (*sse2_concatv2si): Renamed to ...
19608 (*vec_concatv2si_sse2): This.
19609 (*sse1_concatv2si): Renamed to ...
19610 (*vec_concatv2si_sse): This.
19611 (*vec_concatv2di_rex): Renamed to ...
19612 (*vec_concatv2di_rex64): This.
19613 (*vec_concatv2si_sse4_1): New.
19614 (*vec_concatv2di_rex64_sse4_1): Likewise.
19616 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19618 PR rtl-optimization/36111
19619 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19620 that was created for swappable operands.
19622 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19625 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19626 * configure.ac: Add call to ACX_PROG_GNAT.
19628 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19630 * optc-gen.awk: Fix comment typo.
19632 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19634 * pretty-print.c (pp_integer_with_precision): Use
19635 HOST_LONG_LONG_FORMAT.
19637 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19639 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19641 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19643 * config/i386/i386.c (bdesc_ptest): Removed.
19644 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19645 (bdesc_args): Add __builtin_ia32_ptestz128,
19646 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19647 (ix86_init_mmx_sse_builtins): Updated.
19648 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19649 (ix86_expand_builtin): Updated.
19651 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19653 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19654 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19656 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19658 * value-prof.c (interesting_stringop_to_profile): Do not
19659 return early for BUILT_IN_MEMPCPY.
19661 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19663 * calls.c (expand_call): Don't use callgraph to increase
19664 preferred_stack_boundary.
19666 * cgraph.h (cgraph_rtl_info): Use unsigned on
19667 preferred_incoming_stack_boundary.
19669 * final.c (rest_of_clean_state): Use unsigned on
19670 preferred_stack_boundary.
19672 2008-05-09 Tom Tromey <tromey@redhat.com>
19674 PR preprocessor/22231:
19675 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19678 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19680 PR tree-optimization/36129
19681 * tree-ssa-ccp.c: Include value-prof.h.
19682 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19683 built-in function was folded to a constant.
19684 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19686 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19687 Sebastian Pop <sebastian.pop@amd.com>
19689 * tree-scalar-evolution.c: Document instantiate_scev.
19690 (instantiate_parameters_1): Renamed instantiate_scev_1.
19691 Don't use the same loop for instantiation_loop and evolution_loop.
19692 (instantiate_scev): New.
19693 (instantiate_parameters): Moved...
19694 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19695 same loop twice. Maintains the semantics for this function.
19696 * tree-scalar-evolution.h (instantiate_scev): Declare.
19697 (instantiate_parameters): ...here. Now static inline.
19698 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19699 instead of resolve_mixers.
19701 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19703 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19705 2008-05-09 Tomas Bily <tbily@suse.cz>
19707 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19708 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19709 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19710 * c-common.c (c_common_truthvalue_conversion): Likewise.
19711 * tree-object-size.c (compute_object_offset): Likewise.
19712 * tree-inline.c (estimate_num_insns_1): Likewise.
19713 * varasm.c (const_hash_1, compare_constant, copy_constant)
19714 (compute_reloc_for_constant, output_addressed_constants)
19715 (initializer_constant_valid_p): Likewise.
19716 * c-omp.c (check_omp_for_incr_expr): Likewise.
19717 * gimplify.c (gimplify_expr): Likewise.
19718 * c-typeck.c (c_finish_return): Likewise.
19719 * tree-vectorizer.c (supportable_widening_operation)
19720 (supportable_narrowing_operation): Likewise.
19721 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19722 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19723 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19724 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19725 (descr_info_loc): Likewise.
19726 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19727 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19728 (fold_unary): Likewise.
19729 * builtins.c (get_pointer_alignment): Likewise.
19730 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19731 (instantiate_parameters_1): Likewise.
19732 * tree.c (expr_align, stabilize_reference): Likewise.
19733 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19734 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19735 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19736 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19737 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19738 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19740 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19741 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19742 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19743 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19744 (forward_propagate_comparison)
19745 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19746 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19747 * emit-rtl.c (component_ref_for_mem_expr)
19748 (set_mem_attributes_minus_bitpos): Likewise.
19749 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19750 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19752 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19753 (build_function_call, pointer_diff, build_compound_expr)
19754 (c_finish_return): Likewise.
19755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19756 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19758 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19759 * expr.c (is_aligning_offset): Likewise.
19760 * tree-ssa-alias.c (is_escape_site): Likewise.
19761 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19762 (check_all_va_list_escapes): Likewise.
19763 * tree-ssa-loop-ivopts.c (determine_base_object)
19764 (determine_common_wider_type): Likewise.
19765 * dojump.c (do_jump): Likewise.
19766 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19767 * tree-gimple.c (is_gimple_cast): Likewise.
19768 * fold-const.c (decode_field_reference)
19769 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19770 (fold_binary): Likewise.
19771 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19772 (already_warned_in_frontend_p): Likewise.
19773 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19774 * tree.c (really_constant_p, get_unwidened): Likewise.
19775 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19776 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19777 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19779 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19781 (CONVERT_EXPR_P): Define.
19782 (CASE_CONVERT): Define.
19784 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19786 PR middle-end/36117
19787 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19788 (delete_unmarked_insns): When deleting a call, call
19789 delete_unreachable_blocks.
19790 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19791 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19793 2008-05-08 Richard Guenther <rguenther@suse.de>
19795 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19796 (-ftree-salias): Likewise.
19797 (salias-max-implicit-fields): Remove param documentation.
19798 (salias-max-array-elements): Likewise.
19799 * tree-pass.h (pass_create_structure_vars): Remove.
19800 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19801 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19802 * tree-ssa-alias.c (create_structure_vars): Remove.
19803 (gate_structure_vars): Likewise.
19804 (pass_create_structure_vars): Likewise.
19805 (gate_build_alias): Likewise.
19806 (pass_build_alias): Adjust to run always and dump the function.
19807 * common.opt (ftree-salias): Hide.
19808 * passes.c (init_optimization_passes): Remove
19809 pass_create_structure_vars, adjust comment.
19810 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19811 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19812 * opts.c (decode_options): Do not set flag_tree_salias.
19813 (common_handle_option): Add OPT_ftree_salias to the backward
19814 compatibility section.
19816 2008-05-08 Richard Guenther <rguenther@suse.de>
19818 * tree-flow-inline.h (var_can_have_subvars): Move ...
19819 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19820 * tree-flow.h (var_can_have_subvars): Remove.
19821 (push_fields_onto_fieldstack): Remove.
19822 (sort_fieldstack): Likewise.
19823 (struct fieldoff): Move ...
19824 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19825 alias_set and base_for_components fields.
19826 (sort_fieldstack): Make static.
19827 (push_fields_onto_fieldstack): Likewise. Remove code that
19828 handles anything but RECORD_TYPEs. Remove alias_set and
19829 base_for_components handling.
19830 (create_variable_info_for): Adjust.
19832 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19834 * common.opt (Wframe-larger-than=): Shorten the help message
19836 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19838 2008-05-08 Rafael Espíndola <espindola@google.com>
19840 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19842 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19843 trap and that both operands are gimple values.
19844 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19845 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19848 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19850 * read-rtl.c (join_c_conditions): Return the first string if the
19851 two strings are equal.
19853 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19855 * gensupport.h (pred_data): Add a "num_codes" field.
19856 (add_predicate_code): Declare.
19857 * gensupport.c (add_predicate_code): New function.
19858 (std_pred_table): Add an "allows_const_p" field.
19859 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19860 Remove the (incomplete) list of such codes from the codes field.
19861 (init_predicate_table): Use add_predicate_code. Add all
19862 RTX_CONST_OBJs if allows_const_p is true.
19863 * genrecog.c (process_define_predicate): Use add_predicate_code.
19865 2008-05-08 David Daney <ddaney@avtrex.com>
19866 Richard Sandiford <rsandifo@nildram.co.uk>
19868 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19869 special case of constant zero operands.
19870 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19871 old and new values. Special case constant zero values.
19872 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19874 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19875 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19877 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19880 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19881 similar RTX_CONST_OBJ before CONST_INT.
19883 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19885 * stmt.c (expand_stack_restore): Change sa mode if needed.
19887 2008-05-08 Richard Guenther <rguenther@suse.de>
19889 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19890 return type to bool.
19891 (ix86_sol10_return_in_memory): Likewise.
19892 (ix86_i386elf_return_in_memory): Likewise.
19893 (ix86_i386interix_return_in_memory): Likewise.
19894 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19895 (ix86_sol10_return_in_memory): Likewise.
19896 (ix86_i386elf_return_in_memory): Likewise.
19897 (ix86_i386interix_return_in_memory): Likewise.
19899 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19902 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19904 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19905 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19908 2008-05-08 Richard Guenther <rguenther@suse.de>
19910 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19911 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19912 (DR_SUBVARS): Remove.
19913 * tree-dfa.c (dump_subvars_for): Remove.
19914 (debug_subvars_for): Likewise.
19915 (dump_variable): Do not dump subvars.
19916 (remove_referenced_var): Do not remove subvars.
19917 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19918 (lookup_subvars_for_var): Remove.
19919 (get_subvars_for_var): Likewise.
19920 (get_subvars_at): Likewise.
19921 (get_first_overlapping_subvar): Likewise.
19922 (overlap_subvar): Likewise.
19923 * tree-flow.h (subvar_t): Remove.
19924 (struct var_ann_d): Remove subvars field.
19925 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19926 argument. Remove special handling of SFTs.
19927 (compute_tag_properties): Likewise.
19928 (set_initial_properties): Likewise.
19929 (compute_call_clobbered): Likewise.
19930 (count_mem_refs): Likewise.
19931 (compute_memory_partitions): Likewise.
19932 (compute_flow_insensitive_aliasing): Likewise.
19933 (setup_pointers_and_addressables): Likewise.
19934 (new_type_alias): Likewise.
19935 (struct used_part): Remove.
19936 (used_portions): Likewise.
19937 (struct used_part_map): Likewise.
19938 (used_part_map_eq): Likewise.
19939 (used_part_map_hash): Likewise.
19940 (free_used_part_map): Likewise.
19941 (up_lookup): Likewise.
19942 (up_insert): Likewise.
19943 (get_or_create_used_part_for): Likewise.
19944 (create_sft): Likewise.
19945 (create_overlap_variables_for): Likewise.
19946 (find_used_portions): Likewise.
19947 (create_structure_vars): Likewise.
19948 * tree.def (STRUCT_FIELD_TAG): Remove.
19949 * tree.h (MTAG_P): Adjust.
19950 (struct tree_memory_tag): Remove base_for_components and
19951 unpartitionable flags.
19952 (struct tree_struct_field_tag): Remove.
19953 (SFT_PARENT_VAR): Likewise.
19954 (SFT_OFFSET): Likewise.
19955 (SFT_SIZE): Likewise.
19956 (SFT_NONADDRESSABLE_P): Likewise.
19957 (SFT_ALIAS_SET): Likewise.
19958 (SFT_UNPARTITIONABLE_P): Likewise.
19959 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19960 (union tree_node): Remove sft field.
19961 * alias.c (get_alias_set): Remove special handling of SFTs.
19962 * print-tree.c (print_node): Remove handling of SFTs.
19963 * tree-dump.c (dequeue_and_dump): Likewise.
19964 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19965 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19966 * tree-predcom.c (set_alias_info): Do not set subvars.
19967 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19968 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19969 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19970 (add_vars_for_offset): Remove.
19971 (add_virtual_operand): Remove special handling of SFTs.
19972 (add_call_clobber_ops): Likewise.
19973 (add_call_read_ops): Likewise.
19974 (get_asm_expr_operands): Likewise.
19975 (get_modify_stmt_operands): Likewise.
19976 (get_expr_operands): Likewise.
19977 (add_to_addressable_set): Likewise.
19978 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19979 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19980 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19981 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19982 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19983 (tree_node_structure): Likewise.
19984 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19986 (find_what_p_points_to): Likewise.
19988 2008-05-08 Sa Liu <saliu@de.ibm.com>
19990 * config/spu/spu.md: Fixed subti3 pattern.
19992 2008-05-08 Richard Guenther <rguenther@suse.de>
19994 PR middle-end/36154
19995 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19996 sure to create a representative for trailing arrays for PTA.
19998 2008-05-08 Richard Guenther <rguenther@suse.de>
20000 PR middle-end/36172
20001 * fold-const.c (operand_equal_p): Two objects which types
20002 differ in pointerness are not equal.
20004 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20006 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20007 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20008 (emit_library_call_value_1): Add new variable fndecl initialized by
20009 NULL_TREE. It should be the decl type of orgfun, but this information
20010 seems not to be available here, so it uses the default calling abi.
20011 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20012 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20013 by TARGET_RETURN_IN_MEMORY.
20014 * config/i386/i386-interix.h: Likewise.
20015 * config/i386/i386.h: Likewise.
20016 * config/i386/i386elf.h: Likewise.
20017 * config/i386/ptx4-i.h: Likewise.
20018 * config/i386/sol2-10.h: Likewise.
20019 * config/i386/sysv4.h: Likewise.
20020 * config/i386/vx-common.h: Likewise.
20021 * config/cris/cris.h: Removed #if 0 clause.
20022 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20023 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20025 (ix86_sol10_return_in_memory): Likewise.
20026 (ix86_i386elf_return_in_memory): New.
20027 (ix86_i386interix_return_in_memory): New.
20028 * config/mt/mt-protos.h (mt_return_in_memory): New.
20029 * config/mt/mt.c: Likewise.
20030 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20031 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20032 * config/bfin/bfin.h: Likewise.
20033 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20035 * config/bfin/bfin.c: Likewise.
20036 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20037 * config/alpha/unicosmk.h: Likewise.
20038 * config/i386/cygming.h: Likewise.
20039 * config/iq2000/iq2000.h: Likewise.
20040 * config/mips/mips.h: Likewise.
20041 * config/mn10300/mn10300.h: Likewise.
20042 * config/rs6000/rs6000.h: Likewise.
20043 * config/score/score.h: Likewise.
20044 * config/spu/spu.h: Likewise.
20045 * config/v850/v850.h: Likewise.
20046 * defaults.h: Likewise.
20047 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20048 * expr.c (emit_block_move): Adjust use of
20049 OUTGOING_REG_PARM_STACK_SPACE.
20050 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20051 OUTGOING_REG_PARM_STACK_SPACE.
20052 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20054 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20056 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20057 on OMP_RETURN for OMP_FOR.
20060 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20061 (fortran_common): New function.
20062 (gen_variable_die): Call fortran_common instead of common_check,
20063 adjust for it returning tree instead of rtx. Formatting.
20065 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20069 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20070 * c-decl.c (merge_decls): Ditto.
20071 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20072 to RTL_CONST_OR_PURE_CALL_P.
20073 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20074 Initialized DECL_LOOPING_CONST_PURE.
20075 (process_call_operands): Set tree_side_effects properly.
20076 * tree.h (TREE_READONLY_DECL_P): Removed.
20077 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20078 (DECL_LOOPING_OR_CONST_P): New macro.
20079 (struct tree_function_decl): Added looping_const_or_pure_p.
20080 (ECF_*) Renumbered.
20081 (ECF_LOOPING_OR_CONST_P): New macro.
20082 * rtlanal.c (pure_const_p): Removed.
20083 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20084 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20085 to RTL_CONST_CALL_P.
20086 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20087 (check_decl, check_tree, check_call, scan_function): Initialize
20089 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20090 (static_execute): Set looping true for recursive functions.
20091 Undo setting state to IPA_NEITHER for recursive functions.
20092 * cse.c (cse_insn):
20093 * ifcvt.c (noce_can_store_speculate_p): Changed
20094 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20095 RTL_CONST_OR_PURE_CALL_P.
20096 * dse.c (scan_insn): Ditto.
20097 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20098 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20099 RTL_CONST_OR_PURE_CALL_P.
20100 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20101 pure_call_p to RTL_CONST_CALL_P.
20102 * gimplify.c (gimplify_call_expr): Clear side effects for
20103 non-looping pure and constant calls.
20104 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20105 (flags_from_decl_or_type): Set ecf flags from decl flags.
20106 (initialize_argument_information): Turn off
20107 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20108 Change const to pure if callee_copies is true rather than just
20110 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20111 way of marking pure calls.
20112 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20113 Remove hack that was supposed to fix pr7335 and remove old
20114 way of marking pure calls.
20115 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20116 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20117 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20118 RTL_CONST_OR_PURE_CALL_P.
20119 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20120 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20121 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20122 * sched-deps.c (schedule_analyze): Ditto.
20123 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20124 return_val field of calls to represent pure and const function info.
20125 (CONST_OR_PURE_CALL_P): Deleted macro.
20126 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20127 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20128 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20130 * tree-optimize.c (execute_fixup_cfg): Added test for
20131 ECF_LOOPING_CONST_OR_PURE.
20132 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20134 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20135 effects for looping pure or const calls.
20136 (verify_gimple_expr): Added verification code.
20137 * config/alpha/alpha.c (alpha_legitimize_address,
20138 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20140 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20141 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20142 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20143 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20144 RTL_CONST_OR_PURE_CALL_P.
20145 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20146 and const calls to be deleted.
20148 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20151 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20152 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20153 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20154 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20155 to handle nonimmediate operands.
20156 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20157 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20158 to handle nonimmediate operands.
20159 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20160 (mmx_pmulhrwv4hi3): New expander. Use
20161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20162 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20163 (sse2_umulv1siv1di3): New expander. Use
20164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20165 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20166 (mmx_eq<mode>3): New expander. Use
20167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20168 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20169 (mmx_uavgv8qi3): New expander. Use
20170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20171 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20172 (mmx_uavgv4hi3): New expander. Use
20173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20175 * config/i386/sse.md
20176 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20177 to handle nonimmediate operands.
20178 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20179 to handle nonimmediate operands.
20180 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20181 to handle nonimmediate operands.
20182 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20183 to handle nonimmediate operands.
20184 (sse2_unpckhpd_exp): New expander. Use
20185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20186 (sse2_unpcklpd_exp): New expander. Use
20187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20188 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20189 to handle nonimmediate operands.
20190 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20191 to handle nonimmediate operands.
20192 (*sse2_<plusminus_insn><mode>3): Rename from
20193 sse2_<plusminus_insn><mode>3 insn pattern.
20194 (sse2_<plusminus_insn><mode>3): New expander. Use
20195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20196 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20197 (sse2_umulv2siv2di3): New expander. Use
20198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20199 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20200 (sse4_1_mulv2siv2di3): New expander. Use
20201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20202 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20203 (sse2_pmaddwd): New expander. Use
20204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20205 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20206 (sse2_eq<mode>3): New expander. Use
20207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20208 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20209 (sse4_1_eqv2di3): New expander. Use
20210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20211 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20212 (sse2_uavgv16qi3): New expander. Use
20213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20214 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20215 (sse2_uavgv16qi3): New expander. Use
20216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20217 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20218 (sse2_uavgv8hi3): New expander. Use
20219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20220 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20221 (ssse3_pmulhrswv8hi3): New expander. Use
20222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20223 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20224 (ssse3_pmulhrswv4hi3): New expander. Use
20225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20227 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20228 (<sse>_vmmul<mode>3): Ditto.
20229 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20231 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20232 (ssse3_pmaddubsw): Ditto.
20234 * config/i386/i386.c (struct_builtin_description)
20235 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20236 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20237 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20238 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20239 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20240 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20241 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20242 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20243 (ix86_fixup_binary_operands): Assert that src1
20244 and src2 must have the same mode when swapped.
20245 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20246 and ix86_binary_operator_ok. Do not force operands in registers
20249 2008-05-07 Jan Hubicka <jh@suse.cz>
20251 * cgraph.c (dump_cgraph_node): Update.
20252 * cgraph.h (cgraph_local_info): Break out inline summary.
20253 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20255 * ipa-inline (inline_summary): New accestor function.
20256 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20257 cgraph_decide_inlining, compute_inline_parameters): Update.
20258 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20260 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20262 Cleanup ColdFire scheduling support and add V4 pipeline model.
20264 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20265 (define_attr cpu): Add cfv4 value.
20266 (define_attr type, define_attr type1): Merge into a single 'type'
20267 attribute. Update all uses.
20268 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20269 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20271 (define_attr opx_mem, define_attr opy_mem): Remove.
20272 (define_attr op_mem): Clean up, update comment.
20273 (define_attr size): Use specific values instead of general int.
20274 (define_attr guess, define_attr split): Remove. Update all uses.
20275 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20276 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20277 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20278 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20279 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20280 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20281 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20282 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20283 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20284 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20285 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20286 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20287 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20288 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20289 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20290 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20291 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20292 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20293 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20294 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20295 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20296 Update or set attributes.
20297 (stack_tie): New fake instruction.
20299 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20300 (m68k_sched_attr_size): Update declaration.
20301 (m68k_sched_attr_type2): Remove.
20302 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20303 Declare new bypass predicates.
20305 * config/m68k/m68k.c (m68k_sched_issue_rate,
20306 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20308 (TARGET_SCHED_ISSUE_RATE,
20309 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20310 (override_options): Handle scheduling for ColdFire V4 core.
20311 (m68k_expand_prologue): Emit stack_tie.
20312 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20313 'OP_TYPE_FPN'. Update all uses.
20314 (sched_guess_p): Remove.
20315 (sched_address_type): Handle symbolic addresses.
20316 (sched_get_operand): New static function.
20317 (sched_operand_type): Merge into sched_attr_op_type.
20318 (sched_attr_op_type): Handle FP registers, handle quick constants,
20320 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20321 (m68k_sched_attr_size): Update. Move logic to ...
20322 (sched_get_attr_size_int): New static function.
20323 (sched_get_opxy_mem_type): New static function.
20324 (m68k_sched_attr_op_mem): Update.
20325 (m68k_sched_attr_type2): Remove.
20326 (sched_cfv4_bypass_data): New static variable.
20327 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20328 (m68k_sched_issue_rate): Implement scheduler hook.
20329 (struct _sched_ib: enabled_p): New field.
20330 (m68k_sched_variable_issue): Update. Handle V4.
20331 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20332 sched_dump_class_func_t, sched_dump_split_class,
20333 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20334 sched_dump_dfa_class, m68k_sched_dump): Remove.
20335 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20337 (m68k_sched_init_global): Remove statisctics dumping, introduce
20338 sanity check that all instructions have pipeline reservations. Handle
20340 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20341 Handle ColdFire V4 core.
20342 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20343 New static functions.
20344 (m68k_sched_address_bypass_p): New bypass predicate.
20345 (sched_get_indexed_address_scale): New static function.
20346 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20348 * cf.md: Update comments.
20349 (define_attr type2): Remove. Use 'type' attribute instead.
20351 (cf_ib): Rename to cfv123_ib. Update all uses.
20352 (cf_oep): Rename to cfv123_oep. Update all uses.
20353 (cf_chr): Rename to cfv123_chr. Update all uses.
20354 (cf_mem): Rename to cfv123_mem. Update all uses.
20355 (cf_mac): Move to more appropriate place.
20356 (cfv123_guess): New automaton and cpu_unit.
20357 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20358 Update uses of 'size' attribute. Handle before reload scheduling.
20359 (cfv123_guess): New dummy reservation for unhandled instructions.
20360 (cfv4_*): Pipeline description of ColdFire V4 core.
20361 (ignore): New reservation to handle 'ignore' type.
20363 2008-05-07 Ian Lance Taylor <iant@google.com>
20365 PR middle-end/36013
20366 * gimplify.c (find_single_pointer_decl_1): Don't look through
20368 (find_single_pointer_decl): Adjust comments.
20370 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20372 PR middle-end/36137
20373 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20374 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20376 PR middle-end/36106
20377 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20378 integral type rather than floating point, then VIEW_CONVERT_EXPR
20379 to the floating point type.
20381 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20383 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20384 TFmode op0 to register.
20386 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20388 * c-decl.c (grokdeclarator): Comment typo.
20390 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20392 * tree-flow.h: Remove prototype for computed_goto_p.
20393 * tree-cfg.c (computed_goto_p): Make static.
20395 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20398 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20399 (contains_aligned_value_p): This. Handle _Decimal128.
20400 (ix86_function_arg_boundary): Only align _Decimal128 to its
20401 natural boundary and handle it properly.
20403 2008-05-06 Martin Jambor <mjambor@suse.cz>
20405 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20406 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20407 (ipcp_method_set_orig_node): Removed.
20408 (ipcp_cval_get_cvalue_type): Removed.
20409 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20410 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20411 (ipcp_cval_set_cvalue_type): Removed.
20412 (ipcp_cval_get_cvalue): Removed.
20413 (ipcp_cval_set_cvalue): Removed.
20414 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20415 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20416 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20417 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20418 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20419 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20420 (ipcp_get_ith_lattice): Changed parameters.
20421 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20422 (ipcp_lattice_from_jfunc): Changed parameters.
20423 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20424 (ipcp_method_cval_print): Added temporary variable info.
20425 (ipcp_redirect): Removed already unused local variable caller.
20426 (ipcp_redirect): New temporary variable orig_callee_info
20427 (ipcp_redirect): Removed newly unused local variable callee.
20428 (ipcp_redirect): Removed (a bit confusing) local variable type.
20429 (ipcp_insert_stage): Added local variable info.
20430 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20432 (ipcp_formal_create): Removed.
20433 (ipcp_method_cval_set): Removed.
20434 (ipcp_propagate_stage): Renamed lattice variables.
20435 (ipcp_method_cval_set_cvalue_type): Removed.
20436 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20437 (ipcp_print_all_lattices): Changed printed strings to refer to
20438 lattices rather than cvals.
20439 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20440 (ipcp_propagate_const): Changed formal parameters.
20441 (build_const_val): Changed formal parameters.
20442 (ipcp_insert_stage): Removed useless variable cvalue
20443 (build_const_val): Changed formal parameters.
20444 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20445 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20446 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20447 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20448 (ipcp_print_func_profile_counts): Changed string from "method" to
20450 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20451 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20452 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20453 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20454 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20455 (ipcp_lat_is_const): Changed parameters and made inline.
20456 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20457 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20458 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20459 the predicate condition directly
20460 (ipcp_propagate_stage): Added local variable args. Removed local
20461 variable callee. (Both are mere code simplifications.)
20462 (ipcp_method_dont_insert_const): Renamed to
20463 ipcp_node_not_modifiable_p.
20464 (ipcp_node_not_modifiable_p): Made inline.
20465 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20466 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20467 (ipcp_print_all_lattices): Removed variable cvalue
20468 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20471 2008-05-06 Olivier Hainque <hainque@adacore.com>
20473 * tree-sra.c (try_instantiate_multiple_fields): Early return
20474 if field has POINTER_TYPE.
20476 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20478 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20479 by using 'q' specifier for instruction.
20480 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20482 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20484 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20485 Change mode of zero_extract from QImode to HImode.
20486 (sign bit tests peepholes): (Ditto.).
20488 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/mmx.md: Remove double backslashes from asm templates.
20491 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20492 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20493 to handle nonimmediate operands.
20494 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20495 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20496 to handle nonimmediate operands.
20497 (*mmx_<code>v2sf3_finite): New insn pattern.
20498 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20499 (mmx_<code>v2sf3): New expander. Use
20500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20501 (mmx_<plusminus_insn><mode>3): New expander. Use
20502 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20503 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20504 (mmx_add<mode>3): Removed.
20505 (mmx_ssadd<mode>3): Ditto.
20506 (mmx_usadd<mode>3): Ditto.
20507 (mmx_sub<mode>3): Ditto.
20508 (mmx_sssub<mode>3): Ditto.
20509 (mmx_ussub<mode>3): Ditto.
20510 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20511 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20512 to handle nonimmediate operands.
20513 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20515 (mmx_smulv4hi3_highpart): New expander. Use
20516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20517 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20519 (mmx_umulv4hi3_highpart): New expander. Use
20520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20521 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20522 (mmx_<code>v4hi3): New expander. Use
20523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20524 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20525 (mmx_<code>v8qi3): New expander. Use
20526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20527 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20528 (mmx_<code><mode>3): New expander. Use
20529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20531 2008-05-05 Jan Hubicka <jh@suse.cz>
20533 PR tree-optimization/36118
20534 * passes.c (pass_init_dump_file): Fix dump header.
20536 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20538 PR middle-end/36141
20539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20540 VCE for function decls.
20542 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20544 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20546 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20548 * config/i386/i386.md (sat_plusminus): New.
20549 (plusminus_insn): Likewise.
20550 (plusminus_mnemonic): Likewise.
20552 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20553 (*<addsub><mode>3_cc_overflow): Renamed to ...
20554 (*<plusminus_insn><mode>3_cc_overflow): This.
20555 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20556 (*<plusminus_insn>si3_zext_cc_overflow): This.
20558 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20559 (<plusminus_insn><mode>3): This.
20560 (*<addsub><mode>3): Renamed to ...
20561 (*<plusminus_insn><mode>3): This.
20562 (<sse>_vm<addsub><mode>3): Renamed to ...
20563 (<sse>_vm<plusminus_insn><mode>3): This.
20564 (sse3_h<addsub>v4sf3): Renamed to ...
20565 (sse3_h<plusminus_insn>v4sf3): This.
20566 (sse3_h<addsub>v2df3): Renamed to ...
20567 (sse3_h<plusminus_insn>v2df3): This.
20568 (<plusminus_insn><mode>3): New.
20569 (*<plusminus_insn><mode>3): Likewise.
20570 (sse2_<plusminus_insn><mode>3): Likewise.
20571 (add<mode>): Removed.
20572 (*add<mode>3): Likewise.
20573 (sse2_ssadd<mode>3): Likewise.
20574 (sse2_usadd<mode>3): Likewise.
20575 (sub<mode>3): Likewise.
20576 (*sub<mode>3): Likewise.
20577 (sse2_sssub<mode>3): Likewise.
20578 (sse2_ussub<mode>3): Likewise.
20580 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20582 * gthr-single.h: Add in required interface elements as per gthr.h.
20583 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20584 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20585 Generalize UNUSED macro.
20586 (__gthread_once): Add.
20587 (__gthread_key_create): Add.
20588 (__gthread_key_delete): Add.
20589 (__gthread_getspecific): Add.
20590 (__gthread_setspecific): Add.
20592 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20594 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20595 the same size types for the indirect reference on the rhs, then
20598 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/i386.md
20601 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20602 one insn template instead of template series.
20603 (*xordi_1_rex64): Ditto.
20604 (*xordi_2_rex64): Ditto.
20606 2008-05-05 Ira Rosen <irar@il.ibm.com>
20608 PR tree-optimization/36119
20609 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20612 2008-06-04 Jan Hubicka <jh@suse.cz>
20614 tree-optimization/36100
20615 * tree-pass.h (pass_O0_always_inline): Declare.
20616 * ipa-inline.c (inline_transform): Remove dead code.
20617 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20618 pass_O0_always_inline): New.
20619 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20621 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20623 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20624 mnemonic in this_param move for TARGET_64BIT.
20626 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20628 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20629 (*strmovsi_rex_1): Ditto.
20630 (*strsetsi_1): Ditto.
20631 (*strsetsi_rex_1): Ditto.
20633 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20634 adddicc expanders using SWI mode iterator.
20636 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20639 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20642 2008-05-04 David S. Miller <davem@davemloft.net>
20644 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20645 (sparc*-*-linux*): Use linux.h in tm_file.
20646 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20647 compiler defaulting to 32-bit.
20648 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20650 * config/sparc/linux.h: Remove definitions now obtained
20651 properly from linux.h
20652 * config/sparc/linux64.h: Likewise.
20653 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20654 don't want this setting for 32-bit builds in a biarch compiler.
20655 * doc/install.texi: Add sparc-linux to list of targets
20656 supporting --enable-targets=all.
20658 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20660 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20662 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20664 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20665 after V4SI_FTYPE_V8HI.
20666 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20667 case V4SI_FTYPE_V2DF.
20669 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20671 * doc/invoke.texi (max-flow-memory-locations): Removed.
20672 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20674 2008-05-03 Richard Guenther <rguenther@suse.de>
20676 PR middle-end/34973
20677 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20679 2008-05-02 David S. Miller <davem@davemloft.net>
20681 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20683 2008-05-02 Simon Baldwin <simonb@google.com>
20686 * c-common.h (warn_array_subscript_range): Removed.
20687 * c-common.c (warn_array_subscript_range): Ditto.
20688 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20689 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20691 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20693 * config/i386/i386.c (ix86_special_builtin_type): New.
20694 (bdesc_special_args): Likewise.
20695 (ix86_expand_special_args_builtin): Likewise.
20696 (ix86_init_mmx_sse_builtins): Updated.
20697 (ix86_expand_builtin): Updated.
20698 (ix86_expand_store_builtin): Removed.
20699 (ix86_expand_unop_builtin): Likewise.
20701 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20702 * config/i386/mmintrin.h (__v2sf): Here.
20704 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20706 (_mm_loadl_pi): Likewise.
20707 (_mm_storeh_pi): Replace __v2si with __v2sf.
20708 (_mm_storel_pi): Likewise.
20710 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20711 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20712 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20713 __builtin_ia32_loadlpd.
20715 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20717 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20718 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20719 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20720 (ix86_init_mmx_sse_builtins): Updated.
20721 (ix86_expand_args_builtin): Likewise.
20722 (ix86_expand_builtin): Likewise.
20723 (ix86_expand_unop1_builtin): Renamed to ...
20724 (ix86_expand_unop_vec_merge_builtin): This.
20726 2008-05-01 Jan Hubicka <jh@suse.cz>
20729 * ipa-inline.c (inline_generate_summary): Make static.
20730 (inline_transform): Do not call inlining at -O0; make static.
20731 * passes.c (execute_todo): Add sanity check.
20732 (execute_one_ipa_transform_pass): Execute proper flags.
20734 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20736 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20737 (DECL_NONADDRESSABLE_P): Likewise.
20738 * alias.c (record_component_aliases): Fix comment.
20740 2008-05-01 Simon Baldwin <simonb@google.com>
20742 * c-common.h (warn_array_subscript_range): New function.
20743 * c-common.c (warn_array_subscript_range): Ditto.
20744 * tree-vrp.c (check_array_ref): Corrected code to agree with
20745 comment, ignoring only arrays of size 0 or size 1.
20746 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20748 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20750 * config/i386/i386.c (ix86_builtin_type): Replace
20751 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20752 (bdesc_args): Updated.
20753 (ix86_init_mmx_sse_builtins): Likewise.
20754 (ix86_expand_args_builtin): Likewise.
20756 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20759 * doc/extend.texi: Correct __builtin_ia32_palignr.
20761 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20764 * config/i386/i386.c (bdesc_crc32): Removed.
20765 (ix86_expand_crc32): Likewise.
20766 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20767 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20768 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20769 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20770 UINT_FTYPE_UINT_UCHAR.
20771 (bdesc_args): Updated. Add crc32 builtins.
20772 (ix86_init_mmx_sse_builtins): Updated.
20773 (ix86_expand_args_builtin): Updated to support subreg.
20775 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20777 2008-05-01 Jan Hubicka <jh@suse.cz>
20779 * tree-pass.h (opt_pass): Add IPA_PASS.
20780 (varpool_node, cgraph_node): Forward declare.
20781 (ipa_opt_pass): Define.
20782 (pass_ipa_inline): Turn into ipa_opt_pass.
20783 (pass_apply_inline): Remove.
20784 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20785 (apply_inline): Turn into ....
20786 (inline_transform): ... this one.
20787 (inline_generate_summary): New function.
20788 (pass_apply_inline): Remove.
20789 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20791 (struct function): Add ipa_transforms_to_apply.
20792 * passes.c (register_one_dump_file): Work on IPA_PASS.
20793 (init_optimization_passes): Remove pass_inline_parameters and
20795 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20796 (execute_one_pass) ... here; apply transforms when possible.
20797 (add_ipa_transform_pass, execute_ipa_summary_asses,
20798 execute_one_ipa_transform_pass): New.
20799 (execute_ipa_pass_list): Update for IPA_PASS type.
20801 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20803 * config/i386/i386.c (ix86_builtin_type): Add
20804 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20805 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20806 (bdesc_args): Add SSE4a builtins.
20807 (ix86_init_mmx_sse_builtins): Updated.
20808 (ix86_expand_args_builtin): Likewise.
20809 (ix86_expand_builtin): Likewise.
20811 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20813 * config/i386/i386.c (ix86_builtin_type): Add
20814 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20815 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20816 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20817 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20818 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20819 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20820 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20821 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20822 and DI_FTYPE_DI_DI_INT.
20823 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20824 (ix86_init_mmx_sse_builtins): Updated.
20825 (ix86_expand_args_builtin): Likewise.
20826 (ix86_expand_builtin): Likewise.
20827 (ix86_expand_binop_imm_builtin): Removed.
20829 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20831 2008-04-30 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/32921
20834 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20836 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20838 * config/arm/arm.c (arm_unwind_emit): Use
20839 crtl->all_throwers_are_sibcalls instead of
20840 cfun->all_throwers_are_sibcalls.
20841 (arm_output_fn_unwind): Likewise.
20842 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20843 instead of cfun->uses_pic_offset_table.
20844 (frv_expand_prologue): Likewise.
20845 (frv_frame_pointer_required): Likewise.
20846 (frv_expand_fdpic_call): Likewise.
20847 (frv_emit_movsi): Likewise.
20848 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20849 cfun->returns_pcc_struct instead of
20850 current_function_returns_pcc_struct.
20851 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20852 instead of cfun->calls_eh_return.
20853 (m32c_pushm_popm): Likewise.
20854 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20855 "extern" declaration.
20857 2008-04-30 Richard Guenther <rguenther@suse.de>
20859 PR tree-optimization/21636
20860 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20862 (evaluate_stmt): Print the likely value.
20863 (ccp_visit_stmt): Avoid excessive vertical spacing.
20865 2008-04-30 Rafael Espíndola <espindola@google.com>
20867 * builtins.c (fold_call_expr): Return realret.
20868 * tree-ssa-threadedge.c
20869 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20870 __builtin_object_size.
20872 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20874 * gcc.c (wrapper_string): New variable.
20875 (insert_wrapper): New function.
20876 (execute): New option -wrapper.
20877 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20879 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20881 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20882 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20883 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20885 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20886 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20887 config/rs6000/e500crtres64gprctr.asm,
20888 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20889 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20890 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20891 config/rs6000/e500crtsav64gprctr.asm,
20892 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20893 config/rs6000/e500crtsavg64gprctr.asm: New files.
20894 * config/rs6000/t-ppccomm: Add build rules for new files.
20895 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20896 * config/rs6000/t-netbsd: Add build rules for new files.
20897 (LIB2FUNCS_STATIC_EXTRA): New variable.
20898 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20899 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20900 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20902 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20904 * config/i386/i386.c (ix86_builtin_type): Add
20905 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20906 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20907 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20908 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20909 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20910 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20911 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20912 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20913 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20914 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20915 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20916 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20917 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20918 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20919 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20920 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20921 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20922 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20923 V1DI_FTYPE_V2SI_V2SI.
20924 (bdesc_2arg): Moved to ...
20925 (bdesc_args): Here.
20926 (ix86_init_mmx_sse_builtins): Updated.
20927 (ix86_expand_args_builtin): Updated. Take a pointer
20928 to const struct builtin_description. Handle comparison
20930 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20931 (ix86_expand_builtin): Updated.
20933 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20934 (ssse3_pmaddubsw128): This.
20935 (ssse3_pmaddubswv4hi3): Renamed to ...
20936 (ssse3_pmaddubsw): This.
20938 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20939 (__builtin_ia32_packssdw128): Likewise.
20940 (__builtin_ia32_packuswb128): Likewise.
20941 (__builtin_ia32_pmaddubsw): Likewise.
20942 (__builtin_ia32_pmaddubsw128): Likewise.
20944 2008-04-30 Richard Guenther <rguenther@suse.de>
20946 PR tree-optimization/14847
20947 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20948 (recognize_bits_test): Use it.
20949 (recognize_single_bit_test): Likewise.
20951 2008-04-30 Martin Jambor <mjambor@suse.cz>
20953 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20954 instead of setting number of formal parameters to zero.
20955 (ipcp_init_stage): Do not set the number of actual parameters to zero
20957 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20958 which are called with variable number of arguments.
20959 (ipcp_insert_stage): Explicitely skipping all nodes which are
20960 called with variable number of arguments.
20961 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20962 number of parameters.
20964 * ipa-prop.h (struct ipa_node_params): Added flag
20965 called_with_var_arguments
20966 (ipa_set_param_count): Added. Changed sole setter to use it.
20967 (ipa_get_param_count): Added. All readers of param_count
20968 converted to use it instead.
20969 (ipa_set_called_with_variable_arg): Added.
20970 (ipa_is_called_with_var_arguments): Added.
20971 (ipa_get_ith_param): Added. All readers of param_decls converted
20973 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20975 (ipa_get_cs_argument_count): Added, all readers of argument_count
20977 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20980 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20981 (struct ipcp_lattice): Renamed cval_type to type
20982 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20984 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20985 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20986 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20987 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20988 (build_const_val): Changed the type of parameter cvalue to tree
20989 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20990 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20992 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20995 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20996 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20997 (ipa_add_method): Renamed to ipa_push_func_to_list
20998 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20999 (ipa_callsite_param_count): Removed.
21000 (ipa_callsite_param_count_set): Removed.
21001 (ipa_callsite_param): Removed.
21002 (ipa_callsite_callee): Removed.
21003 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21004 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21005 (ipa_method_formal_count): Removed.
21006 (ipa_method_formal_count_set): Removed.
21007 (ipa_method_get_tree): Removed.
21008 (ipa_method_tree_map_create): Removed.
21009 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21010 (ipa_create_param_decls_array): Creates the array itself
21011 (ipa_create_param_decls_array): Temporary variable info instead of
21012 a few dereferences.
21013 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21014 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21015 (get_type): Removed.
21016 (ipa_jf_get_info_type): Removed.
21017 (ipa_node_create): Renamed to ipa_create_node_params
21018 (ipa_free): Renamed to ipa_free_all_node_params
21019 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21020 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21021 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21022 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21023 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21024 ipa_free_all_edge_args
21025 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21026 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21027 (ipa_create_methodlist_node): Removed.
21028 (ipa_methodlist_method): Removed.
21029 (ipa_methodlist_method_set): Removed.
21030 (ipa_methodlist_next_method): Removed.
21031 (ipa_methodlist_next_method_set): Removed.
21032 (ipa_method_is_modified): Removed.
21033 (ipa_method_modify_create): Removed.
21034 (ipa_method_modify_init): Temporary variable info instead of a few
21036 (ipa_detect_param_modifications): Temporary variable info instead of
21037 a few dereferences.
21038 (ipa_compute_jump_functions): Temporary variable info instead of
21039 a few dereferences.
21040 (ipa_method_modify_set): Removed.
21041 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21042 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21043 than craph_node as the first parameter.
21044 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21045 (ipa_method_modify_init): Removed.
21046 (ipa_compute_jump_functions): Added a temp variable instead of
21047 repeatadly dereferencing the cgraph_edge.aux pointer
21048 (ipa_callsite_param_set_type): Removed.
21049 (ipa_compute_jump_functions): i renamed to index and moved to
21051 (ipa_callsite_param_set_info_type_formal): Removed.
21052 (ipa_callsite_param_set_info_type): Removed.
21053 (ipa_callsite_param_map_create): Removed.
21054 (ipa_callsite_tree): Removed.
21055 (ipa_callsite_caller): Removed.
21056 (ipa_pop_func_from_list): return_method removed to return_func
21058 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21059 prefixed all values with IPA_. Changed all users.
21060 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21061 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21062 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21063 (union parameter_info): Renamed to jump_func_value.
21064 (union jump_func_value): Renamed value to constant
21065 (struct ipa_jump_func): Renamed info_type to value
21066 (struct ipa_node): Renamed to ipa_node_params
21067 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21068 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21069 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21070 (struct ipa_edge): Renamed to ipa_edge_args
21071 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21072 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21073 (struct ipa_methodlist): Renamed to ipa_func_list
21074 (struct ipa_func_list): method_p renamed to node, next_method
21076 (ipa_methodlist_p): Removed, switched all users to struct pointer
21077 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21079 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21081 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21082 (rs6000_emit_epilogue): Use backchain to restore only when we
21083 have a large frame. Make use of frame pointer to restore if we
21084 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21086 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21088 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21089 Add mode to zero_extract.
21090 (sign bit tests peepholes): (Ditto.).
21092 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21094 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21095 Instructions in comments with SSE3.
21096 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21097 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21098 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21099 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21100 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21101 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21102 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21103 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21104 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21105 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21106 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21107 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21108 (bdesc_sse_args): Renamed to ...
21109 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21110 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21111 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21112 IX86_BUILTIN_FABSQ.
21113 (bdesc_1arg): Moved to ...
21114 (bdesc_args): Here.
21115 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21116 Instructions in comments with SSE3.
21117 (ix86_expand_sse_operands_builtin): Renamed to ...
21118 (ix86_expand_args_builtin): This. Updated.
21119 (ix86_expand_unop1_builtin): Update comments.
21120 (ix86_expand_builtin): Updated.
21122 2008-04-29 Richard Guenther <rguenther@suse.de>
21124 PR tree-optimization/36078
21125 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21126 Update virtual SSA form after cleaning up the CFG.
21128 2008-04-29 Richard Guenther <rguenther@suse.de>
21130 PR middle-end/15255
21131 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21133 2008-04-29 Richard Guenther <rguenther@suse.de>
21135 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21136 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21137 (compute_flow_insensitive_aliasing): Do not treat
21138 PTR_IS_REF_ALL pointers special.
21139 (get_smt_for): Likewise.
21140 (may_alias_p): Re-structure.
21141 (is_escape_site): A ref-all pointer conversion is not an escape site.
21142 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21143 PTR_IS_REF_ALL pointers special.
21144 * tree-ssa-structalias.h (struct alias_info): Remove
21145 ref_all_symbol_mem_tag field.
21146 (PTR_IS_REF_ALL): Remove.
21148 2008-04-29 Richard Guenther <rguenther@suse.de>
21150 PR middle-end/36077
21151 * fold-const.c (extract_muldiv_1): In combining division constants
21152 make sure to never overflow.
21154 2008-04-29 Nick Clifton <nickc@redhat.com>
21156 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21158 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21161 * optc-gen.awk: Work around HP-UX/IA awk bug.
21163 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21165 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21168 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21171 * config/i386/i386.md
21172 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21173 Change operand 1 predicate to nonimmediate_operand.
21175 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21178 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21180 * gengtype.c (walk_type, write_func_for_structure): Handle
21182 * doc/gty.texi: Document chain_circular.
21184 2008-04-28 Richard Guenther <rguenther@suse.de>
21186 PR tree-optimization/36066
21187 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21190 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21193 * config/i386/i386.md
21194 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21195 Use match_scratch instead of match_operand for operands 3 and 4.
21197 2008-04-27 Richard Guenther <rguenther@suse.de>
21199 PR tree-optimization/18754
21200 PR tree-optimization/34223
21201 * tree-pass.h (pass_complete_unrolli): Declare.
21202 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21203 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21204 Rewrite loop into loop closed SSA form if it is not already.
21205 (tree_unroll_loops_completely): Re-structure to iterate over
21206 innermost loops with intermediate CFG cleanups.
21207 Unroll outermost loops only if requested or the code does not grow
21209 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21210 loops are available.
21211 (tree_vectorize): Instead do so here.
21212 (tree_complete_unroll): Also unroll outermost loops.
21213 (tree_complete_unroll_inner): New function.
21214 (gate_tree_complete_unroll_inner): Likewise.
21215 (pass_complete_unrolli): New pass.
21216 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21217 uses outside of the loop.
21218 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21219 form if it is available.
21220 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21221 * passes.c (init_optimization_passes): Schedule complete inner
21222 loop unrolling pass before the first CCP pass after final inlining.
21224 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21226 * targhooks.h (default_emutls_var_fields,
21227 default_emutls_var_init): Declare.
21228 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21229 * target.h (struct gcc_target): Add struct emutls member.
21230 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21231 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21232 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21233 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21234 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21235 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21236 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21237 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21238 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21239 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21240 emit debug information.
21241 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21242 * varasm.c: Include targhooks.h.
21243 (emutls_object_section, emutls_tmpl_section): New.
21244 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21245 (EMUTLS_SEPARATOR): New.
21246 (prefix_name): New.
21247 (get_emutls_object_name): New.
21248 (default_emutls_var_fields): New, broken out of ...
21249 (get_emutls_object_type): ... here. Adjust to use target hooks.
21250 (get_emutls_init_templ_addr): Adjust to use target hooks.
21251 (emutls_decl): Adjust to use target hooks.
21252 (emutls_finish): Likewise.
21253 (default_emutls_var_init): New, broken out of ...
21254 (assemble_variable): ... here. Adjust to use target hooks.
21255 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21256 SECCAT_EMUTLS_TMPL.
21257 * c-common.c (handle_section_attribute): Prevent overriding
21258 sections for emulated tls with special sections.
21259 * config/i386/i386.c (x86_64_elf_select_section): Add
21260 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21261 (x86_64_elf_unique_section): Likewise.
21262 * config/vxworks.c: Include tree.h.
21263 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21264 (vxworks_override_options): Set TLS scheme.
21265 * doc/tm.texi (Emulated TLS): New node.
21267 2008-04-26 Simon Baldwin <simonb@google.com>
21270 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21271 with propagated string constants.
21273 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21275 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21276 constraint for operand 2 when operand 0 is memory operand.
21277 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21278 operand 0 is memory operand.
21279 (fix_trunc<mode>_i387_with_temp): Ditto.
21280 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21281 operand 2 when operand 1 is memory operand.
21282 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21283 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21284 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21285 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21286 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21287 operands 2,3 and 4 when operand 1 is memory operand.
21288 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21290 (fistdi2_floor_with_temp): Ditto.
21291 (fist<mode>2_floor_with_temp): Ditto.
21292 (fistdi2_ceil_with_temp): Ditto.
21293 (fist<mode>2_ceil_with_temp): Ditto.
21294 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21296 2008-04-26 David Daney <ddaney@avtrex.com>
21298 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21300 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21301 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21302 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21303 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21304 (compare_and_swap_12): New insn.
21305 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21306 * config/mips/mips.c (mips_force_binary): New function.
21307 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21308 (mips_expand_compare_and_swap_12): New function.
21309 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21311 2008-04-25 Jan Hubicka <jh@suse.cz>
21314 * cfgexpand.c (pass_expand): Turn into RTL pass.
21315 * passes.c (execute_one_pass): Do pass typechecking after execution.
21316 * tree-pass.h (pass_expand): Turn into RTL pass.
21318 * function.h (struct rtl_data): Move here fields
21319 accesses_prior_frames, calls_eh_return, saves_all_registers,
21320 has_nonlocal_goto, has_asm_statement, is_thunk,
21321 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21322 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21323 arg_pointer_save_area_init from struct function; turn into bool.
21324 (struct function): Move
21325 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21326 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21327 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21328 tail_call_emit, arg_pointer_save_area_init
21329 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21330 (current_function_returns_struct, current_function_returns_pcc_struct,
21331 current_function_calls_setjmp, current_function_calls_alloca,
21332 current_function_accesses_prior_frames,
21333 current_function_calls_eh_return, current_function_is_thunk,
21334 current_function_stdarg, current_function_profile,
21335 current_function_limit_stack, current_function_uses_pic_offset_table,
21336 current_function_uses_const_pool, current_function_has_nonlocal_label,
21337 current_function_saves_all_registers,
21338 current_function_has_nonlocal_goto,
21339 current_function_has_asm_statement): Remove accesor macros.
21340 * ra-conflict.c (global_conflicts): Update.
21341 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21342 (suitable_for_tail_call_opt_p): Update.
21343 * builtins.c (expand_builtin_return_addr): Update.
21344 (expand_builtin_setjmp_setup): Update.
21345 (expand_builtin_nonlocal_goto): Update.
21346 * final.c (final_start_function): Update.
21347 (profile_function): Update.
21348 (leaf_function_p): Update.
21349 (only_leaf_regs_used): Update.
21350 * df-scan.c (df_get_exit_block_use_set): Update.
21351 * dojump.c (clear_pending_stack_adjust): Update.
21352 * tree-stdarg.c (gate_optimize_stdarg): Update.
21353 * gimple-low.c (lower_function_body): Update.
21354 * global.c (compute_regsets): Update.
21355 (global_alloc): Update.
21356 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21357 * expr.c (expand_assignment): Update.
21358 * dse.c (dse_step0): Update.
21359 (dse_step1): Update.
21360 * c-decl.c (store_parm_decls): Update.
21361 * local-alloc.c (combine_regs): Update.
21362 (find_free_reg): Update.
21363 * function.c (assign_parms_augmented_arg_list): Update.
21364 (assign_parm_find_data_types): Update.
21365 (assign_parms): Update.
21366 (allocate_struct_function): Update.
21367 (expand_function_start): Update.
21368 (expand_function_end): Update.
21369 (get_arg_pointer_save_area): Update.
21370 (thread_prologue_and_epilogue_insns): Update.
21371 (rest_of_match_asm_constraints): Update.
21372 * stor-layout.c (variable_size): Update.
21373 * gcse.c (gcse_main): Update.
21374 (bypass_jumps): Update.
21375 * gimplify.c (gimplify_function_tree): Update.
21376 * calls.c (emit_call_1): Update.
21377 (expand_call): Update.
21378 * bt-load.c (compute_defs_uses_and_gen): Update.
21379 * except.c (sjlj_assign_call_site_values): Update.
21380 (sjlj_emit_function_enter): Update.
21381 (can_throw_external): Update.
21382 (set_nothrow_function_flags): Update.
21383 (expand_builtin_unwind_init): Update.
21384 (expand_eh_return): Update.
21385 (convert_to_eh_region_ranges): Update.
21386 (output_function_exception_table): Update.
21387 * emit-rtl.c (gen_tmp_stack_mem): Update.
21388 * cfgexpand.c (expand_used_vars): Update.
21389 (tree_expand_cfg): Update.
21390 * cfgcleanup.c (rest_of_handle_jump): Update.
21391 * explow.c (allocate_dynamic_stack_space): Update.
21392 * varasm.c (assemble_start_function): Update.
21393 (force_const_mem): Update.
21394 (mark_constant_pool): Update.
21395 * tree-optimize.c (tree_rest_of_compilation): Update.
21396 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21397 * tree-cfg.c (notice_special_calls): Update.
21398 (is_ctrl_altering_stmt): Update.
21399 (tree_can_make_abnormal_goto): Update.
21400 (tree_purge_dead_abnormal_call_edges): Update.
21401 * config/alpha/predicates.md: Update.
21402 * config/alpha/alpha.c (alpha_sa_mask): Update.
21403 (alpha_sa_size): Update.
21404 (alpha_does_function_need_gp): Update.
21405 (alpha_expand_prologue): Update.
21406 (alpha_start_function): Update.
21407 (alpha_output_function_end_prologue): Update.
21408 (alpha_expand_epilogue): Update.
21409 * config/frv/frv.c (frv_stack_info): Update.
21410 (frv_expand_epilogue): Update.
21411 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21412 (s390_register_info): Update.
21413 (s390_frame_info): Update.
21414 (s390_init_frame_layout): Update.
21415 (s390_can_eliminate): Update.
21416 (save_gprs): Update.
21417 * config/spu/spu.c (spu_split_immediate): Update.
21418 (need_to_save_reg): Update.
21419 (spu_expand_prologue): Update.
21420 (spu_expand_epilogue): Update.
21421 * config/sparc/sparc.md: Update.
21422 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21423 (sparc_tls_got): Update.
21424 (legitimize_pic_address): Update.
21425 (sparc_emit_call_insn): Update.
21426 (sparc_expand_prologue): Update.
21427 (output_return): Update.
21428 (print_operand): Update.
21429 (sparc_function_ok_for_sibcall): Update.
21430 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21431 * config/m32r/m32r.md: Update.
21432 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21433 (m32r_compute_frame_size): Update.
21434 (m32r_expand_prologue): Update.
21435 (m32r_expand_epilogue): Update.
21436 (m32r_legitimize_pic_address): Update.
21437 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21438 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21439 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21440 (gen_push): Update.
21441 (ix86_save_reg): Update.
21442 (ix86_compute_frame_layout): Update.
21443 (ix86_expand_prologue): Update.
21444 (ix86_expand_epilogue): Update.
21445 * config/sh/sh.c (output_stack_adjust): Update.
21446 (calc_live_regs): Update.
21447 (sh5_schedule_saves): Update.
21448 (sh_expand_prologue): Update.
21449 (sh_expand_epilogue): Update.
21450 (sh_setup_incoming_varargs): Update.
21451 (sh_allocate_initial_value): Update.
21452 (sh_get_pr_initial_val): Update.
21453 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21454 * config/sh/sh.md (label:): Update.
21455 * config/avr/avr.c (out_movhi_mr_r): Update.
21456 * config/crx/crx.h (enum): Update.
21457 * config/xtensa/xtensa.h (along): Update.
21458 * config/stormy16/stormy16.c Update.
21459 (xstormy16_compute_stack_layout): Update.
21460 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21461 (fr30_expand_prologue): Update.
21462 * config/cris/cris.c (cris_conditional_register_usage): Update.
21463 (cris_reg_saved_in_regsave_area): Update.
21464 (cris_initial_frame_pointer_offset): Update.
21465 (cris_simple_epilogue): Update.
21466 (cris_expand_prologue): Update.
21467 (cris_expand_epilogue): Update.
21468 (cris_expand_pic_call_address): Update.
21469 (cris_asm_output_symbol_ref): Update.
21470 (cris_asm_output_label_ref): Update.
21471 * config/cris/cris.md Update.
21472 * config/iq2000/iq2000.c (compute_frame_size): Update.
21473 (iq2000_expand_epilogue): Update.
21474 * config/mt/mt.h (save_direction): Update.
21475 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21476 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21477 (ia64_secondary_reload_class): Update.
21478 * config/m68k/m68k.c (m68k_save_reg): Update.
21479 (m68k_expand_prologue): Update.
21480 (m68k_expand_epilogue): Update.
21481 (legitimize_pic_address): Update.
21482 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21483 (first_reg_to_save): Update.
21484 (first_altivec_reg_to_save): Update.
21485 (compute_vrsave_mask): Update.
21486 (compute_save_world_info): Update.
21487 (rs6000_stack_info): Update.
21488 (spe_func_has_64bit_regs_p): Update.
21489 (rs6000_ra_ever_killed): Update.
21490 (rs6000_emit_eh_reg_restore): Update.
21491 (rs6000_emit_allocate_stack): Update.
21492 (rs6000_emit_prologue): Update.
21493 (rs6000_emit_epilogue): Update.
21494 (rs6000_output_function_epilogue): Update.
21495 (output_profile_hook): Update.
21496 (rs6000_elf_declare_function_name): Update.
21497 * config/rs6000/rs6000.h (rs6000_args): Update.
21498 * config/rs6000/rs6000.md: Update.
21499 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21500 * config/arc/arc.c (arc_output_function_epilogue): Update.
21501 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21502 * config/darwin.c (machopic_function_base_name): Update.
21503 * config/score/score3.c (score3_compute_frame_size): Update.
21506 (score3_epilogue): Update.
21507 * config/score/score7.c (score7_compute_frame_size): Update.
21508 (score7_prologue): Update.
21509 (score7_epilogue): Update.
21510 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21511 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21512 * config/arm/arm.c (use_return_insn): Update.
21513 (require_pic_register): Update.
21514 (arm_load_pic_register): Update.
21515 (arm_compute_save_reg0_reg12_mask): Update.
21516 (arm_compute_save_reg_mask): Update.
21517 (thumb1_compute_save_reg_mask): Update.
21518 (output_return_instruction): Update.
21519 (arm_output_function_prologue): Update.
21520 (arm_output_epilogue): Update.
21521 (arm_get_frame_offsets): Update.
21522 (arm_expand_prologue): Update.
21523 (thumb_pushpop): Update.
21524 (thumb_exit): Update.
21525 (thumb1_expand_prologue): Update.
21526 (thumb1_expand_epilogue): Update.
21527 (arm_unwind_emit): Update.
21528 (arm_output_fn_unwind): Update.
21529 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21530 * config/arm/arm.md: Update.
21531 * config/pa/pa.md: Update.
21532 * config/pa/pa.c (legitimize_pic_address): Update.
21533 (compute_frame_size): Update.
21534 (hppa_expand_prologue): Update.
21535 (hppa_expand_epilogue): Update.
21536 (borx_reg_operand): Update.
21537 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21538 (HARD_REGNO_RENAME_OK): Update.
21539 * config/mips/mips.c (mips_global_pointer): Update.
21540 (mips_save_reg_p): Update.
21541 (mips_compute_frame_info): Update.
21542 (mips_frame_pointer_required): Update.
21543 (mips_expand_prologue): Update.
21544 (mips_expand_epilogue): Update.
21545 (mips_can_use_return_insn): Update.
21546 (mips_reorg_process_insns): Update.
21547 * config/v850/v850.c (compute_register_save_size): Update.
21548 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21549 * config/mmix/mmix.c (along): Update.
21550 (mmix_expand_epilogue): Update.
21551 * config/bfin/bfin.c (legitimize_pic_address): Update.
21552 (must_save_p): Update.
21553 (stack_frame_needed_p): Update.
21554 (add_to_reg): Update.
21555 (bfin_expand_prologue): Update.
21556 * stmt.c (expand_asm_operands): Update.
21557 * reload1.c (reload): Update.
21558 (init_elim_table): Update.
21560 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21562 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21564 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21566 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21567 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21568 (mov<mode>): Removed.
21569 (*movv4sf_internal): Likewise.
21570 (*movv2df_internal): Likewise.
21572 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21574 * config.gcc (crx-*-elf): Remove deprecation.
21576 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21578 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21579 __gcc_deregister_frame with atexit.
21580 (deregister_frame_dtor): Remove.
21582 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21583 Nathan Sidwell <nathan@codesourcery.com>
21585 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21587 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21588 (rs6000_isel): Likewise.
21589 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21590 (rs6000_isel): New variable.
21591 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21593 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21596 * c-common.c (handle_vector_size_attribute): Call
21597 lang_hooks.types.reconstruct_complex_type instead of
21598 reconstruct_complex_type.
21599 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21600 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21601 * langhooks.h (struct lang_hooks_for_types): Add
21602 reconstruct_complex_type hook.
21603 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21604 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21606 2008-04-24 Richard Guenther <rguenther@suse.de>
21608 * c-common.h (check_builtin_function_arguments): Declare.
21609 * c-common.c (validate_nargs): New function.
21610 (check_builtin_function_arguments): Likewise.
21611 * c-typeck.c (build_function_call): Call
21612 check_builtin_function_arguments.
21613 * builtins.c (fold_builtin_classify): Remove error reporting code.
21614 (fold_builtin_unordered_cmp): Likewise.
21615 (fold_builtin_1): Likewise.
21616 (fold_builtin_n): Likewise.
21618 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21620 PR tree-optimization/36008
21621 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21622 the original op1, rather than delta by step.
21624 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21625 Sebastian Pop <sebastian.pop@amd.com>
21627 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21628 eliminate_local_variables_stmt, eliminate_local_variables,
21629 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21630 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21631 of code delimited by two edges in the CFG.
21632 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21633 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21634 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21635 the case of parallelisation of reductions.
21636 (expr_invariant_in_region_p): New.
21638 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21639 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21641 2008-04-24 Ira Rosen <irar@il.ibm.com>
21642 Richard Guenther <rguenther@suse.de>
21644 PR tree-optimization/36034
21645 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21646 incapable of dealing with loads with gaps.
21648 2008-04-24 Rafael Espíndola <espindola@google.com>
21650 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21651 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21652 vrp_evaluate_conditional.
21653 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21654 (vrp_evaluate_conditional): Split the cond argument.
21655 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21656 (simplify_stmt_for_jump_threading): Update call to
21657 vrp_evaluate_conditional.
21659 2008-04-24 Ira Rosen <irar@il.ibm.com>
21661 PR tree-optimization/35982
21662 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21663 interleaved data-refs are of the same type.
21665 2008-04-24 Danny Smith <dannysmith@users.net>
21667 * c-format.c (check_format_info_main): Use strncmp rather than a
21668 magic prefix to handle multichar length specs.
21669 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21670 Don't prefix "I64" and "I32" with '\0'.
21672 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21675 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21676 in registers for -m32 only if stdarg_p (fntype).
21678 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21680 PR rtl-optimization/36006
21681 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21682 temp to op0 in order to avoid invalid rtx sharing.
21684 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21686 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21687 check TREE_INVARIANT.
21688 * tree-gimple.c (is_gimple_address): New.
21689 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21690 * tree-gimple.h (is_gimple_address): New.
21691 * tree.h (decl_address_invariant_p): New.
21692 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21693 (build_string): Likewise.
21694 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21695 (tree_invariant_p_1): Likewise.
21696 (save_expr): Use it.
21697 (tree_invariant_p): New.
21698 (skip_simple_arithmetic): Use it.
21699 (stabilize_reference_1): Use it.
21700 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21702 (build1_stat): Drop code to compute TREE_INVARIANT.
21703 (build2_stat): Drop code to compute TREE_INVARIANT.
21704 (build3_stat): Drop code to compute TREE_INVARIANT.
21705 (build4_stat): Drop code to compute TREE_INVARIANT.
21706 (build5_stat): Drop code to compute TREE_INVARIANT.
21707 (build7_stat): Drop code to compute TREE_INVARIANT.
21708 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21709 * tree.h (struct tree_base): Remove invariant_flag.
21710 (TREE_INVARIANT): Remove.
21711 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21712 (fold_builtin_expect): Check TREE_CONSTANT.
21713 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21714 * c-tree.h (c_expr_to_decl): Drop third parameter.
21715 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21716 (build_c_cast): Don't set TREE_INVARIANT.
21717 (pop_init_level): Don't set TREE_INVARIANT.
21718 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21719 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21721 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21722 (gimplify_addr_expr): Adjust comment.
21723 * tree-mudflap.c (mf_build_string):
21724 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21725 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21726 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21727 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21728 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21729 * langhooks.h (struct lang_hooks): Drop third parameter from
21732 2008-04-23 Richard Guenther <rguenther@suse.de>
21734 PR tree-optimization/27799
21735 PR tree-optimization/32921
21736 PR tree-optimization/32624
21737 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21738 SMTs aliases and the tag itself into the solution.
21739 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21740 merge the points-to solution back into the SMT aliases.
21741 (may_alias_p): Use alias_set_subset_of instead of
21742 aliases_conflict_p. A pointer which points to
21743 memory with alias set zero may access any variable.
21745 2008-04-23 Richard Guenther <rguenther@suse.de>
21747 * alias.c (alias_set_subset_of): Correctly handle asking
21748 if zero is a subset of an alias set with zero child.
21749 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21750 (compute_flow_insensitive_aliasing): Correctly walk all
21751 pointers. Do not unnecessarily union sets.
21753 2008-04-23 Richard Guenther <rguenther@suse.de>
21755 PR middle-end/36021
21756 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21758 2008-04-22 Tomas Bily <tbily@suse.cz>
21760 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21762 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21764 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21765 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21766 * tree-inline.c (estimate_num_insns_1): Likewise.
21767 * varasm.c (const_hash_1, compare_constant, copy_constant)
21768 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21769 * emit-rtl.c (component_ref_for_mem_expr)
21770 (set_mem_attributes_minus_bitpos): Likewise.
21771 * expr.c (highest_pow2_factor, expand_expr_real_1)
21772 (is_aligning_offset): Likewise.
21773 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21774 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21775 * dojump.c (do_jump): Likewise.
21776 * builtins.c (get_pointer_alignment, get_memory_rtx)
21777 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21778 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21780 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21782 PR rtl-optimization/36017
21783 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21784 expanding the library call.
21786 2008-04-22 Ian Lance Taylor <iant@google.com>
21788 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21789 than size_in_bytes.
21791 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21793 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21794 of LR/CTR moves for Power6.
21796 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21798 PR middle-end/36003
21799 * passes.c (init_optimization_passes): Remove
21800 pass_fast_rtl_byte_dce.
21802 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21805 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21806 builtin functions to generate faster code.
21807 (_mm_cvtpu16_ps): Ditto.
21808 (_mm_cvtpi32x2_ps): Ditto.
21810 2008-04-22 Nick Clifton <nickc@redhat.com>
21812 * common.opt (ftree-loop-distribution): Add Optimization
21815 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21816 (frv_expand_builtin_va_start): Likewise.
21818 * config/arm/arm.c (thumb_find_work_register): Fix location of
21819 argument register count.
21821 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21823 Support scheduling for ColdFire V1 and V3 microarchitecture.
21824 Improve scheduling of multiplication instructions.
21826 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21827 (mac): New instruction attribute.
21828 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21829 (m68k_sched_mac): New variable.
21830 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21831 Handle cfv1 and cfv3.
21832 (max_insn_size): New static variable.
21833 (struct _sched_ib): New type.
21834 (sched_ib): New static variable.
21835 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21836 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21837 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21839 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21840 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21841 new variables. Update.
21842 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21843 Add modeling of cfv3 instruction buffer. Update.
21844 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21845 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21846 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21847 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21848 a particular reservation applies to.
21849 (type2): Reorganize attribute values. Rename alu to alu_reg,
21850 alu_l to alu, move_l to omove. Join move to alu. Split mul
21851 to mul_l and mul_w.
21852 (cf_ib_*): Simplify description of instruction buffer.
21853 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21854 (cf_mem): Split into cf_mem1 and cf_mem2.
21855 (cf_v2_move_??): Rename to cfv12_alu_??.
21856 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21857 (cf_v2_mul_??): Remove reservations.
21858 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21859 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21860 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21862 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21863 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21864 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21865 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21866 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21867 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21868 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21869 expansions of the above reservations for instructions of sizes
21872 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21874 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21876 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21878 * coverage.c: Include tree-pass.h.
21879 (coverage_counter_alloc): Print da_file_name to the dump file.
21881 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21883 * sbitmap.c (sbitmap_range_empty_p): New function.
21884 * sbitmap.h (sbitmap_range_empty_p): New function.
21885 * bitmap.h: Now includes obstack.h.
21887 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21888 Kenneth Zadeck <zadeck@naturalbridge.com>
21890 * dbgcnt.def (ra_byte_scan): Added.
21891 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21892 when the last hit happens for a counter.
21893 * timevar.def (TV_DF_BYTE_LR): New variable.
21894 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21895 * passes.c (pass_fast_rtl_byte_dce): New pass.
21896 * fwprop.c (update_df): Added mode to call df_ref_create.
21897 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21898 DF_REF_EXTRACT_OFFSET.
21899 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21900 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21902 (df_ref_extract): Added mode field.
21903 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21904 DF_REF_EXTRACT_OFFSET.
21905 (DF_REF_EXTRACT_MODE): New macro.
21906 (df_byte_lr_bb_info): New structure.
21907 (df_print_byte_regset, df_compute_accessed_bytes,
21908 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21909 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21910 df_byte_lr_simulate_uses,
21911 df_byte_lr_simulate_artificial_refs_at_top,
21912 df_byte_lr_simulate_artificial_refs_at_end,
21913 df_compute_accessed_bytes): New function.
21914 (df_ref_create): Add parameter.
21915 (df_byte_lr_get_bb_info): New inline function.
21916 * df-scan.c (df_ref_record, df_uses_record,
21917 df_ref_create_structure): Added mode parameter.
21918 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21919 df_defs_record, df_uses_record, df_get_conditional_uses,
21920 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21921 df_entry_block_defs_collect, df_exit_block_uses_collect):
21922 Added mode parameter to calls to df_ref_record, df_uses_record,
21923 df_ref_create_structure.
21924 (df_ref_equal_p, df_ref_compare): Added test for modes.
21925 (df_ref_create_structure): Added code to set mode. Renamed
21926 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21927 DF_REF_EXTRACT_OFFSET.
21928 * df-core.c (df_print_byte_regset): New function.
21929 * df-byte-scan.c: New file.
21930 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21931 calls to BITMAP_FREE.
21932 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21933 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21934 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21935 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21936 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21937 df_byte_lr_local_compute, df_byte_lr_init,
21938 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21939 df_byte_lr_transfer_function, df_byte_lr_free,
21940 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21941 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21942 df_byte_lr_simulate_uses,
21943 df_byte_lr_simulate_artificial_refs_at_top,
21944 df_byte_lr_simulate_artificial_refs_at_end): New function.
21945 * dce.c (byte_dce_process_block): New function.
21946 (dce_process_block): au is now passed in rather than computed
21947 locally. Changed loops that look at artificial defs to not look
21948 for conditional or partial ones, because there never are any.
21949 (fast_dce): Now is able to drive byte_dce_process_block or
21950 dce_process_block depending on the kind of dce being done.
21951 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21952 (rest_of_handle_fast_byte_dce): New function.
21953 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21954 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21956 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21959 * gcc.h: Added fortran options that take arguments to
21960 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21963 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21965 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21966 scalarization if on the LHS and not a full access.
21968 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21970 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21972 2008-04-18 Rafael Espíndola <espindola@google.com>
21974 * tree-vrp.c (find_case_label_index): Fix the binary search.
21975 (find_case_label_range): New.
21976 (vrp_visit_switch_stmt): Use find_case_label_range.
21977 (simplify_switch_using_ranges): Use find_case_label_range.
21979 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21981 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21982 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21984 2008-04-18 Tom Tromey <tromey@redhat.com>
21987 * doc/cpp.texi (Implementation-defined behavior): Mention
21990 2008-04-18 Ian Lance Taylor <iant@google.com>
21992 * fold-const.c (pointer_may_wrap_p): New static function.
21993 (fold_comparison): Add another test for pointer overflow. Use
21994 pointer_may_wrap_p to disable some false positives.
21996 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21998 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21999 (fname_as_string): Match updated cpp_interpret_string prototype.
22000 (fix_string_type): Support char16_t* and char32_t*.
22001 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22002 derivative) nodes. Register as builtin if C++0x.
22003 (c_parse_error): Support CPP_CHAR{16,32}.
22004 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22005 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22006 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22007 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22008 CTI_CHAR32_ARRAY_TYPE>: New elements.
22009 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22010 char32_type_node, signed_char32_type_node, char16_array_type_node,
22011 char32_array_type_node): New defines.
22012 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22013 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22014 (lex_string): Support CPP_STRING{16,32}, match updated
22015 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22016 (lex_charconst): Support CPP_CHAR{16,32}.
22017 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22018 and CPP_STRING{16,32}.
22020 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22023 * aclocal.m4: Regenerate.
22024 * configure: Regenerate.
22026 2008-04-18 Jan Hubicka <jh@suse.cz>
22028 * except.c (dw2_size_of_call_site_table,
22029 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22031 * cgraphbuild.c (build_cgraph_edges): Update.
22032 * tree-pass.h: Update comment.
22033 * final.c (leaf_function_p): Update.
22034 (leaf_renumber_regs): Update.
22035 (rest_of_clean_state): Update.
22036 * omp-low.c (expand_omp_parallel): Update.
22037 * ipa-reference.c (analyze_function): Update.
22038 * reorg.c (find_end_label): Update.
22039 (optimize_skip): Update.
22040 (fill_simple_delay_slots): Update.
22041 (fill_simple_delay_slots): Update.
22042 (make_return_insns): Update.
22043 (dbr_schedule): Update.
22044 * gimple-low.c (record_vars_into): Update.
22045 * cfgbuild.c (make_edges): Update.
22046 * function.c (assign_stack_local): Update.
22047 (assign_parm_adjust_stack_rtl): Update.
22048 (locate_and_pad_parm): Update.
22049 (allocate_struct_function): Do not initialize stack_alignment_needed
22050 and preferred_stack_boundary here.
22051 (stack_protect_prologue): Update.
22052 (stack_protect_epilogue): Update.
22053 (expand_function_start): Initialize stack_alignment_needed,
22054 preferred_stack_boundary and max_jumptable_ents.
22055 (expand_function_end): Update.
22056 (free_after_compilation): Do not NULLify epilogue_delay_list.
22057 * function.h (struct rtl_data): Add stack_protect_guard,
22058 stack_alignment_needed,
22059 preferred_stack_boundary, epilogue_delay_list.
22060 (struct function): Remove value_histograms, stack_alignment_needed,
22061 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22063 unexpanded_var_list, stack_protect_guard.
22064 (current_function_epilogue_delay_list): Remove.
22065 * ipa-type-escape.c (analyze_function): Update.
22066 * gimplify.c (pop_gimplify_context): Update comment.
22067 * calls.c (expand_call): Update.
22068 (emit_library_call_value_1): Update.
22069 * except.c (set_nothrow_function_flags): Update.
22070 * cfgexpand.c (get_decl_align_unit): Update.
22071 (create_stack_guard): Update.
22072 (estimated_stack_frame_size): Update.
22073 (expand_used_vars): Update.
22074 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22075 * explow.c (allocate_dynamic_stack_space): Update.
22076 * tree-ssa-live.c (remove_unused_locals): Update.
22077 * varasm.c (mark_constant_pool): Update.
22078 * tree-inline.c (remap_decls): Update.
22079 (initialize_cfun): Update.
22080 (declare_return_variable): Update.
22081 (inline_forbidden_p): Update.
22082 (expand_call_inline): Update.
22083 (declare_inline_vars): Update.
22084 (tree_function_versioning): Update.
22085 * tree-flow.h (value_histograms): New.
22086 (VALUE_HISTOGRAMS): New macro.
22087 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22089 * tree-cfg.c (set_bb_for_stmt): Update.
22090 (replace_by_duplicate_decl): Update.
22091 (move_block_to_fn): Update.
22092 (new_label_mapper): Update.
22093 (dump_function_to_file): Update.
22094 * ipa-struct-reorg.c (build_data_structure): Update.
22095 * cfgrtl.c (print_rtl_with_bb): Update.
22096 * reload1.c (reload): Update.
22098 * config/i386/i386.c (setup_incoming_varargs_64,
22099 ix86_compute_frame_layout): Update.
22100 * config/arc/arc.c (arc_output_function_epilogue): Update.
22102 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22104 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22105 for FreeBSD as well.
22106 * gthr-posix95.h: Likewise.
22108 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22110 PR rtl-optimization/35838
22111 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22112 out the byte offset of the first subreg.
22114 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22116 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22117 to split_ti instead of three separate calls with single member arrays.
22118 (subti3 splitter): Ditto.
22119 (adddi3 splitter): Ditto with split_di.
22120 (subdi3 splitter): Ditto.
22121 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22122 two separate calls with single member arrays. Swap match_dup
22123 operands 1 and 2 to better fit into the array.
22124 (negdi2 splitter): Ditto with split_di.
22125 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22126 two separate calls with single member arrays. Swap match_dup operands
22127 6 and 7 to better fit into the array.
22129 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22131 * config/i386/i386.c (sse_builtin_type): New.
22132 (bdesc_sse_args): Likewise.
22133 (bdesc_sse_3arg): Removed.
22134 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22135 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22136 IX86_BUILTIN_ROUNDPS.
22137 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22138 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22139 IX86_BUILTIN_ROUNDPS.
22140 (ix86_expand_sse_4_operands_builtin): Removed.
22141 (ix86_expand_sse_operands_builtin): New.
22142 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22143 and CODE_FOR_sse4_1_roundps.
22144 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22145 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22147 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22150 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22151 regs before frame pop when needed. If use_backchain_to_restore_sp
22152 then load backchain into a temp reg to restore vr and vrsave. Add
22153 code to restore vr after frame pop if possible.
22155 2008-04-17 Richard Guenther <rguenther@suse.de>
22157 * tree-vn.c (expressions_equal_p): Do not check type
22158 equality or compatibility before calling operand_equal_p.
22159 * fold-const.c (operand_equal_p): Check equivalence of
22160 integer constants before bailing out due to signedness or
22161 precision differences.
22162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22163 spurious differences in type qualification. Ignore types
22164 for COMPONENT_REFs at all.
22166 2008-04-17 Christian Bruel <christian.bruel@st.com>
22168 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22169 msw_skip comparison.
22171 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22174 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22177 PR tree-optimization/35899
22178 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22179 rather than TREE_OPERAND.
22181 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22184 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22185 temporary registers. Change operand predicate to general_operand.
22186 (remainderxf3): Ditto.
22188 2008-04-16 Richard Guenther <rguenther@suse.de>
22190 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22191 * tree-affine.c (aff_combination_expand): Look through some
22194 2008-04-15 Doug Kwan <dougkwan@google.com>
22196 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22198 * tree-pretty-print.c (dump_generic_node): Ditto.
22199 * final.c (output_addr_const): Ditto.
22200 * dwarf2out.c (output_cfi): Ditto.
22201 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22202 * print-rtl.c (print_rtx): Ditto.
22203 * print-tree.c (print_node_brief, print_node): Ditto.
22204 * c-common.c (match_case_to_enum_1): Ditto.
22205 * sched-vis.c (print_value): Ditto.
22206 * config/i386/i386.c (print_operand): Cast to long unsigned int
22209 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22210 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22211 MS Windows VirtualProtect function.
22213 2008-04-15 Jan Hubicka <jh@suse.cz>
22215 * gengtype.c (write_root): Param_is argument is OK.
22216 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22217 * function.h: Include varray.h
22218 (rtl_eh): New stucture based on except.c one.
22219 (call_site_record): New forward declaration and vector type.
22220 * calls.c (emit_call_1): Do not call
22221 note_current_region_may_contain_throw.
22222 * except.c (eh_status): Remove cur_region, try_region since they are
22224 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22225 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22226 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22227 Remove call_site_data_used, call_site_data_size.
22228 Turn call_site_record into vector in function.h.
22229 (note_current_region_may_contain_throw): Remove.
22230 (get_exception_pointer, get_exception_filter): Do not take struct
22231 function argument; update.
22232 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22233 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22234 build_post_landing_pads, dw2_build_landing_pads,
22235 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22236 sjlj_emit_function_enter, sjlj_emit_function_enter,
22237 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22238 sjlj_build_landing_pads, finish_eh_generation,
22239 remove_exception_handler_label, remove_eh_handler,
22240 maybe_remove_eh_handler, add_reachable_handler,
22241 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22242 add_action_record, collect_one_action_chain, add_call_site,
22243 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22244 sjlj_output_call_site_table, output_function_exception_table,
22245 * except.h (note_current_region_may_contain_throw): Remove
22246 (get_exception_pointer, get_exception_filter): Do not take struct
22248 * Makefile.in (GTFILES): Put varargs before struct function.
22250 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22252 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22253 punt for STRING_CST.
22254 (get_constraint_for): Deal with STRING_CST here instead.
22256 2008-04-15 Richard Guenther <rguenther@suse.de>
22258 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22259 statements in a basic-block with a backward walk. Do not
22260 substitute into dead statements but instead remove those.
22262 2008-04-15 Richard Guenther <rguenther@suse.de>
22264 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22265 to zero, thus disable creation of SFTs.
22267 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22269 * tree-predcom.c (suitable_reference_p): Return false if the
22270 reference can throw.
22272 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22275 * c-decl.c (finish_decl): If extern or static var has variable
22276 size, set TREE_TYPE (decl) to error_mark_node.
22278 2008-04-15 Rafael Espíndola <espindola@google.com>
22280 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22283 2008-04-15 Richard Guenther <rguenther@suse.de>
22285 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22286 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22287 (visit_reference_op_load): Do walk vuse-vdef chains on
22288 vn_reference_lookup.
22289 (visit_reference_op_store): But do not here.
22290 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22291 vn_reference_lookup.
22292 (vn_lookup_with_vuses): But do so here.
22294 2008-04-14 Ian Lance Taylor <iant@google.com>
22296 * fold-const.c (fold_overflow_warning): Remove assertion.
22298 2008-04-15 Ben Elliston <bje@au.ibm.com>
22300 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22301 temp1 local variables.
22303 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22306 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22307 ".text.unlikely" section as executable.
22309 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22311 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22312 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22313 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22314 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22315 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22316 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22317 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22319 2008-04-14 Ian Lance Taylor <iant@google.com>
22321 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22322 * fold-const.c (fold_comparison): If appropriate, test
22323 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22324 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22325 reassociating a pointer type.
22326 * doc/invoke.texi (Optimize Options): Document that
22327 -fstrict-overflow applies to pointer wraparound.
22329 2008-04-13 Jan Hubicka <jh@suse.cz>
22331 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22333 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22335 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22336 we are going to "save the world".
22338 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22340 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22341 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22342 operand 0 constraint, not "=".
22344 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22346 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22348 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22350 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22351 of size of positions_needed * CHAR_BIT.
22353 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22355 PR middle-end/35897
22356 * dse.c (store_info): Change positions_needed to unsigned
22358 (lowpart_bitmask): New.
22359 (record_store): Cast to unsigned HOST_WIDE_INT for
22360 positions_needed. Assert width <= size of positions_needed *
22361 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22362 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22363 lowpart_bitmask to set mask.
22365 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22367 * config/bfin/constraints.md: New file.
22368 * config/bfin/bfin.md: Include it.
22369 (adddi3): Use satisfies_constraint functions instead of the old macros.
22370 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22371 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22372 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22373 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22374 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22375 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22376 EXTRA_CONSTRAINT): Delete.
22377 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22378 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22380 * config/bfin/bfin.c: Include "tm-constrs.h".
22381 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22382 Use satisfies_constraint functions instead of the old macros.
22383 * doc/md.texi (Blackfin Constraints): Update file name reference.
22385 2008-04-11 Richard Guenther <rguenther@suse.de>
22387 PR tree-optimization/35869
22388 * tree-vrp.c (execute_vrp): Move switch statement update after
22389 jump threading. Schedule another cfg cleanup run.
22391 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22394 * attribs.c (decl_attributes): Return early on errorneous node.
22396 2008-04-10 Oleg Ryjkov <olegr@google.com>
22398 * tree.h (struct tree_base): Added a new flag default_def_flag.
22399 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22401 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22403 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22405 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22408 * pa.md: Define mode iterator P. Define mode attribute dwc.
22409 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22410 (icacheflush): Likewise.
22411 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22412 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22414 2008-04-11 Ben Elliston <bje@au.ibm.com>
22416 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22418 2008-04-10 Rafael Espíndola <espindola@google.com>
22420 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22421 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22422 (extract_range_from_expr): The same.
22424 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22426 * config/mips/mips.md (GPR2): New mode iterator.
22427 (seq): Add comment.
22428 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22429 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22430 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22431 Rewrite these to take two modes, the mode of comparison and the
22432 mode of the destination.
22433 * config/mips/mips.c (mips_expand_scc): Instead of having
22434 paradoxical subreg as destination, expand "narrowing" scc if mode
22435 of comparison is SI and target is requested in DI mode.
22436 (mips_emit_int_order_test): Update comment. Make mode of
22437 comparison match CMP0 rather than TARGET. When creating inverse
22438 target use mode of TARGET.
22440 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22442 * gcov-dump.c (tag_summary): Only print summaries for the first
22443 GCOV_COUNTERS_SUMMABLE counters.
22445 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22447 * config/i386/i386.md (absneg): New code iterator.
22448 (absnegprefix): New code attribute.
22449 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22450 patterns using absneg code iterator.
22451 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22452 using absneg code iterator.
22453 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22454 *neg<mode>2 patterns using absneg code iterator.
22455 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22456 *negextendsfdf2 patterns using absneg code iterator.
22457 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22458 *negextendsfxf2 patterns using absneg code iterator.
22459 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22460 *negextendsfdf2 patterns using absneg code iterator.
22461 * config/i386/sse.md (<code><mode>2): Macroize expander from
22462 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22464 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22466 * config/s390/s390.h: Remove the remains of the recent search
22467 & replace action of current_function_outgoing_args_size.
22469 2008-04-10 Ira Rosen <irar@il.ibm.com>
22471 PR tree-optimization/35821
22472 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22473 NEW_STMT_LIST is not NULL.
22475 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22478 * toplev.c (process_options): Remove -ffunction-sections debugging
22481 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22483 PR middle-end/PR28690
22484 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22485 than gen_rtx_fmt_ee to perform more canonicalizations.
22487 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22490 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22492 2008-04-09 Richard Guenther <rguenther@suse.de>
22494 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22495 (dump_function_to_file): Dump function arguments with types.
22497 2008-04-08 Richard Guenther <rguenther@suse.de>
22499 * fold-const.c (fold_widened_comparison): Do not allow
22500 sign-changes that change the result.
22502 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22505 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22506 kinds of indirect references.
22508 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22510 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22511 GNU Fortran language string.
22513 2008-04-08 Rafael Espíndola <espindola@google.com>
22515 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22516 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22517 * tree.h (tree_call_nonnegative_warnv_p): New.
22519 2008-04-08 Jan Hubicka <jh@suse.cz>
22521 * function.c (free_after_compilation): Clear out regno_reg_rtx
22524 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22527 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22529 PR middle-end/PR28690
22530 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22531 same precedence as REG_POINTER and MEM_POINTER operands.
22533 2008-04-08 Richard Guenther <rguenther@suse.de>
22535 PR middle-end/35834
22536 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22537 for adding index to base.
22539 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22541 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22542 (MINGW_ENABLE_EXECUTE_STACK): New.
22543 (IN_LIBGCC2): For libgcc include windows.h file for
22544 function declarations.
22546 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22548 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22549 and tem2 if tem1 is not a REG or MULT.
22551 2008-04-08 Jan Hubicka <jh@suse.cz>
22553 * function.h (incomming_args): Break out of struct function.
22554 (function_subsections): Break out of struct function.
22555 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22556 return_rtx and hard_reg_initial_vals from struct function.
22557 Kill inl_max_label_num.
22558 (current_function_pops_args, current_function_args_info,
22559 current_function_args_size, current_function_args_size,
22560 current_function_pretend_args_size,
22561 current_function_outgoing_args_size,
22562 current_function_internal_arg_pointer, current_function_return_rtx):
22563 Kill compatibility accestor macros.
22564 * builtins.c (expand_builtin_apply_args_1): Update.
22565 (expand_builtin_next_arg): Update.
22566 * df-scan.c (df_get_call_refs): Update.
22567 * dbxout.c (dbxout_function_end): Update.
22568 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22569 (output_line_info): Update.
22570 (secname_for_decl): Update.
22571 (dwarf2out_var_location): Update.
22572 * function.c (free_after_compilation): Update.
22573 (assign_parm_find_stack_rtl): Update.
22574 (assign_parms): Update.
22575 (expand_dummy_function_end): Update.
22576 (expand_function_end): Update.
22577 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22578 (expand_call): Update.
22579 (emit_library_call_value_1): Update.
22580 (store_one_arg): Update.
22581 * varasm.c (initialize_cold_section_name): Update.
22582 (unlikely_text_section): Update.
22583 (unlikely_text_section_p): Update.
22584 (assemble_start_function): Update.
22585 (assemble_end_function): Update.
22586 (default_section_type_flags): Update.
22587 (switch_to_section): Update.
22588 * integrate.c (set_decl_abstract_flags): Update.
22589 (get_hard_reg_initial_val): Update.
22590 (has_hard_reg_initial_val): Update.
22591 (allocate_initial_values): Update.
22592 * resource.c (init_resource_info): Update.
22593 * config/alpha/alpha.c (NUM_ARGS): Update.
22594 (direct_return): Update.
22595 (alpha_va_start): Update.
22596 (alpha_sa_size): Update.
22597 (alpha_initial_elimination_offset): Update.
22598 (alpha_expand_prologue): Update.
22599 (alpha_start_function): Update.
22600 (alpha_expand_epilogue): Update.
22601 (unicosmk_initial_elimination_offset):
22602 * config/alpha/alpha.md (call expander): Update.
22603 * config/s390/s390.c (s390_register_info): Update.
22604 (s390_register_info): Update.
22605 (s390_frame_info): Update.
22606 (s390_initial_elimination_offset): Update.
22607 (s390_build_builtin_va_list): Update.
22608 (s390_va_start): Update.
22609 * config/spu/spu.c (direct_return): Update.
22610 (spu_expand_prologue): Update.
22611 (spu_initial_elimination_offset): Update.
22612 (spu_build_builtin_va_list): Update.
22613 (spu_va_start): Update.
22614 * config/sparc/sparc.c (sparc_init_modes): Update.
22615 (sparc_compute_frame_size): Update.
22616 (function_value): Update.
22617 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22618 * config/i386/i386.md (return expander): Update.
22619 * config/i386/i386.c (ix86_va_start): Update.
22620 (ix86_can_use_return_insn_p): Update.
22621 (ix86_compute_frame_layout): Update.
22622 (ix86_expand_epilogue): Update.
22623 * config/sh/sh.c (output_stack_adjust): Update.
22624 (calc_live_regs): Update.
22625 (sh_expand_prologue): Update.
22626 (sh_builtin_saveregs): Update.
22627 (sh_va_start): Update.
22628 (initial_elimination_offset): Update.
22629 (sh_allocate_initial_value): Update.
22630 (sh_function_ok_for_sibcall): Update.
22631 (sh_get_pr_initial_val): Update.
22632 * config/sh/sh.md (return expander): Update.
22633 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22634 * config/crx/crx.c (crx_compute_frame): UPdate.
22635 (crx_initial_elimination_offset): UPdate.
22636 * config/xtensa/xtensa.c (compute_frame_size): Update
22637 (xtensa_builtin_saveregs): Update.
22638 (xtensa_va_start): Update.
22639 (order_regs_for_local_alloc): Update.
22640 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22641 (xstormy16_expand_builtin_va_start): Update.
22642 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22643 * config/m68hc11/m68hc11.md (return expanders): Update.
22644 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22645 (expand_epilogue): Update.
22646 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22647 (cris_simple_epilogue): Update.
22648 (cris_expand_prologue): Update.
22649 (cris_expand_epilogue): Update.
22650 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22651 (compute_frame_size): Update.
22652 * config/mt/mt.c (mt_compute_frame_size): Update.
22653 * config/mn10300/mn10300.c (expand_prologue): Update.
22654 (expand_epilogue): Update.
22655 (initial_offset): Update.
22656 (mn10300_builtin_saveregs):
22657 * config/mn10300/mn10300.md (return expander): Update.
22658 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22659 (ia64_initial_elimination_offset): Update.
22660 (ia64_initial_elimination_offset): Update.
22661 (ia64_expand_prologue): Update.
22662 * config/m68k/m68k.md (return expander): Update.
22663 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22664 (rs6000_stack_info): Update.
22665 * config/mcore/mcore.c (layout_mcore_frame): Update.
22666 (mcore_expand_prolog): Update.
22667 * config/arc/arc.c (arc_compute_frame_size): Update.
22668 * config/score/score3.c (score3_compute_frame_size): Update.
22669 * config/score/score7.c (score7_compute_frame_size): Update.
22670 * config/arm/arm.c (use_return_insn): Update.
22671 (thumb_find_work_register): Update.
22672 (arm_compute_save_reg_mask): Update.
22673 (arm_output_function_prologue): Update.
22674 (arm_output_epilogue): Update.
22675 (arm_size_return_regs): Update.
22676 (arm_get_frame_offsets): Update.
22677 (arm_expand_prologue): Update.
22678 (thumb_exit): Update.
22679 (thumb_unexpanded_epilogue): Update.
22680 (thumb1_output_function_prologue): Update.
22681 * config/pa/pa.md (return expander): Update.
22682 * config/pa/pa.c (compute_frame_size): Update.
22683 (hppa_builtin_saveregs): Update.
22684 * config/mips/mips.c (mips_va_start): Update.
22685 (mips16_build_function_stub): Update.
22686 (mips_compute_frame_info): Update.
22687 (mips_restore_gp): Update.
22688 (mips_output_function_prologue): Update.
22689 (mips_expand_prologue): Update.
22690 * config/v850/v850.c (compute_frame_size): Update.
22691 (expand_prologue): * config/mmix/mmix.c (along): update.
22692 (mmix_initial_elimination_offset): update.
22693 (mmix_reorg): update.
22694 (mmix_use_simple_return): update.
22695 (mmix_expand_prologue): update.
22696 (mmix_expand_epilogue): Update.
22697 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22698 (emit_link_insn): Update.
22700 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22702 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22703 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22705 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22708 2008-04-07 Jan Hubicka <jh@suse.cz>
22710 * function.h (rtl): Rename to x_rtl.
22711 (crtl): New define.
22712 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22713 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22714 used_temp_slots avail_temp_slots, temp_slot_level,
22715 nonlocal_goto_handler_labels): Update accesstors.
22716 (rtl): New global variable.
22717 (struct function): Move some fileds to rtl_data.
22718 (get_arg_pointer_save_area): Update prototype.
22719 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22720 get_arg_pointer_save_area.
22721 * expr.c (init_expr): Update
22722 * function.c (get_frame_size): Update
22723 (assign_stack_local): Update
22724 (expand_function_end): Update.
22725 (get_art_pointer_save_area): Update
22727 * emit-rtl.c (rtl): Declare.
22728 (regno_reg_rtx): Declare.
22729 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22731 (gen_reg_rtx): Update.
22732 * varasm.c (n_deferred_constatns): Update accestor.
22733 (init_varasm_status): Do not allocate varasm_status.
22734 (force_const_mem, get_pool_size, output_constant_pool): Update.
22735 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22736 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22737 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22738 * sparc/sparc.h (INIT_EXPANDERS): Update.
22739 * ia64/ia64.h (INIT_EXPANDERS): Update.
22741 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22743 * reload.c (push_secondary_reload): Add missing break to for loop.
22745 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22747 PR middle-end/PR28690
22748 * rtlanal.c: Update copyright years.
22749 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22750 as REG_POINTER and MEM_POINTER operands.
22751 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22752 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22753 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22754 * gcse.c: Update copyright years.
22755 (pre_delete): Call gen_reg_rtx_and_attrs.
22756 (hoist_code): Likewise.
22757 (build_store_vectors): Likewise.
22758 (delete_store): Likewise.
22759 * loop-invariant.c (move_invariant_reg): Likewise.
22760 Update copyright years.
22762 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22764 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22765 control string instead of quoted.
22767 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22769 * doc/rtl.texi: Rewrite of subreg section.
22771 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22774 * config/i386/i386.c (legitimize_pic_address): Add treating
22775 of dllimport SYM_REF's.
22776 (legitimize_dllimport_symbol): Add prototype.
22778 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22780 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22781 reference in constructor with non self-referential type.
22783 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22785 Removal of Return with Depressed Stack Pointer support
22786 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22787 (ECF_SP_DEPRESSED): Likewise.
22788 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22789 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22790 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22791 (expand_call): Do not test ECF_SP_DEPRESSED.
22792 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22793 * function.c (keep_stack_depressed): Delete.
22794 (handle_epilogue_set): Likewise.
22795 (update_epilogue_consts): Likewise.
22796 (emit_equiv_load): Likewise.
22797 (thread_prologue_and_epilogue_insns): Remove support for Return with
22798 Depressed Stack Pointer.
22799 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22801 2008-04-06 Richard Guenther <rguenther@suse.de>
22803 PR tree-optimization/35400
22804 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22805 information from SSA_NAMEs.
22807 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22809 * config/avr/avr.h (avr_mega_p): Remove declaration.
22810 (AVR_MEGA): Remove macro.
22811 * config/avr/avr.c (avr_mega_p): Remove variable.
22812 (avr_override_options): Remove inicializion of avr_mega_p.
22813 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22814 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22815 (avr_jump_mode): (Ditto.).
22816 (avr_output_progmem_section_asm_op): (Ditto.).
22817 (avr_asm_init_sections): (Ditto.).
22818 (avr_asm_init_sections): (Ditto.).
22819 (avr_rtx_costs): (Ditto.).
22820 * config/avr/avr.md: (Ditto.).
22821 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22824 2008-04-06 Richard Guenther <rguenther@suse.de>
22826 PR tree-optimization/35842
22827 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22828 is_gimple_invariant_address.
22830 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22832 * gcc.c (default_compilers): Sync Fortran extensions list with
22833 that in fortran/lang-specs.h.
22834 * doc/invoke.texi: Likewise.
22835 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22836 * dwarf2out.c (gen_compile_unit_die): Likewise.
22838 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22840 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22842 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22845 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22846 attribute is used for nested functions.
22848 2008-04-05 Jan Hubicka <jh@suse.cz>
22850 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22852 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22854 (dump_files): Update.
22855 (enable_rtl_dump_file): Do not accept letter argument.
22856 * tree-pass.h (dump_file_info): Remove letter argument.
22857 * toplev.c (decode_d_option): Update -da handling.
22858 * toplev.h (enable_rtl_dump_file): Update prototype.
22859 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22860 it out based on pass type.
22861 (register_dump_files_1): Likewise.
22862 (init_optimization_passes): Update register_one_dump_file calls.
22863 (execute_one_pass): Sanity check that IPA passes are called at IPA
22864 level and RTL passes at RTL level.
22865 (execute_pass_list): IPA pass can not be after or subpass of
22867 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22868 disallov RTL subpasses of IPA subpasses.
22870 2008-04-05 Ben Elliston <bje@au.ibm.com>
22872 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22873 builtins that return exactly once and do not throw. Cache call to
22876 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22878 PR rtl-optimization/34916
22879 PR middle-end/35519
22880 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22881 between instruction pairs.
22883 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22885 * doc/invoke.texi: Document -mbitops for SH.
22886 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22887 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22888 * config/sh/sh.c (print_operand): Add %t operand code.
22889 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22890 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22891 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22892 (extendqihi2): Likewise.
22893 (movqi_i): Likewise.
22894 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22895 (extv): Use bld instruction for SH2A if possible.
22897 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22898 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22899 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22900 (bset.b, bclr.b): Define peepholes.
22901 * config/sh/sh.opt (mbitops): New option.
22903 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22906 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22907 and view convert expression.
22909 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22912 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22914 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22916 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22918 * config/i386/cpuid.h (bit_AES): New.
22919 (bit_PCLMUL): Likewise.
22921 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22922 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22923 SSE2 if AES or PCLMUL is enabled.
22924 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22925 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22926 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22927 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22928 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22929 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22930 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22931 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22932 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22933 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22934 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22935 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22936 __builtin_ia32_aeskeygenassist128 and
22937 __builtin_ia32_pclmulqdq128.
22938 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22939 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22940 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22942 * config/i386/i386.h (TARGET_AES): New.
22943 (TARGET_PCLMUL): Likewise.
22944 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22946 * config/i386/i386.md (UNSPEC_AESENC): New.
22947 (UNSPEC_AESENCLAST): Likewise.
22948 (UNSPEC_AESDEC): Likewise.
22949 (UNSPEC_AESDECLAST): Likewise.
22950 (UNSPEC_AESIMC): Likewise.
22951 (UNSPEC_AESKEYGENASSIST): Likewise.
22952 (UNSPEC_PCLMUL): Likewise.
22954 * config/i386/i386.opt (maes): New.
22955 (mpclmul): Likewise.
22957 * config/i386/sse.md (aesenc): New pattern.
22958 (aesenclast): Likewise.
22959 (aesdec): Likewise.
22960 (aesdeclast): Likewise.
22961 (aesimc): Likewise.
22962 (aeskeygenassist): Likewise.
22963 (pclmulqdq): Likewise.
22965 * config/i386/wmmintrin.h: New.
22967 * doc/extend.texi: Document AES and PCLMUL built-in function.
22969 * doc/invoke.texi: Document -maes and -mpclmul.
22971 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22973 * function.c (free_after_parsing): Replace with
22974 cxx_push_function_context from C++ front-end.
22975 (allocate_struct_function): Don't call langhook.
22976 * langhooks.h (struct lang_hooks_for_functions): Delete.
22977 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22979 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22980 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22981 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22982 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22983 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22984 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22985 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22987 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22988 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22990 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22993 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22996 2008-04-04 Richard Guenther <rguenther@suse.de>
22998 PR middle-end/35823
22999 * fold-const.c (optimize_minmax_comparison): Use the correct
23000 type for the constant in the simplified comparison.
23002 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23004 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23005 Pass L2 size as "--param l2-cache-size" to the compiler.
23006 (decode_l2_cache): New function to decode L2 cache parameters using
23007 0x8000006 extended cpuid function.
23008 (detect_caches_amd): Determine parameters of L2 cache using
23009 decode_l2_caches function.
23010 (decode_caches_intel): Decode L2 cache parameters.
23011 (detect_caches_intel): Determine L2 cache parameters using
23012 decode_caches_intel and decode_l2_caches functions.
23014 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23016 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23017 secondary input reload for subword loads from the constant pool.
23019 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23022 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23023 constants of the appropriate size for runtime calculations.
23026 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23027 decimal-float literal constant zero.
23029 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23032 * c-parser.c (c_parser_omp_atomic): Call
23033 default_function_array_conversion on the RHS.
23035 PR middle-end/35818
23036 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23037 call is_variable_sized if decl has incomplete type.
23039 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23041 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23043 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23045 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23047 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23048 (sgt<u>): Merge sgt and sgtu into new expander.
23049 (sgt, sgtu): Remove expanders.
23050 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23051 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23052 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23053 *sgtu_<mode>_mips16 into new pattern.
23054 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23055 (sge<u>): Merge sge and sgeu into new expander.
23056 (sge, sgeu): Remove expanders.
23057 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23059 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23060 (slt<u>): Merge slt and sltu into new expander.
23061 (slt, sltu): Remove expanders.
23062 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23063 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23064 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23065 *sltu_<mode>_mips16 into new pattern.
23066 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23067 (sle<u>): Merge sle and sleu into new expander.
23068 (sle, sleu): Remove expanders.
23069 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23070 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23071 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23072 *sleu_<mode>_mips16 into new pattern.
23073 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23075 2008-04-03 Jan Hubicka <jh@suse.cz>
23077 PR tree-optimization/35795
23078 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23079 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23080 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23081 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23082 * score/score3.c (score3_output_mi_thunk): Likewise.
23083 * score/score7.c (score7_output_mi_thunk): Likewise.
23084 * mips/mips.c (mips_output_mi_thunk): Likewise.
23086 2008-04-03 Richard Guenther <rguenther@suse.de>
23088 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23089 conversions. Simplify code.
23091 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23093 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23095 2008-04-03 Tom Tromey <tromey@redhat.com>
23096 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23098 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23099 * config/bfin/t-bfin-linux (generated_files): Add
23100 linux-sysroot-suffix.h.
23101 * doc/install.texi (Prerequisites): Require make 3.80.
23102 * doc/sourcebuild.texi (Front End Directory): Document new
23104 * Makefile.in (generated_files): New variable.
23105 (ALL_HOST_OBJS): New variable.
23106 ($(ALL_HOST_OBJS)): New target.
23108 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23110 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23111 (remap_block): Call id->transform_lang_insert_block instead
23113 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23114 Set id.transform_lang_insert_block to NULL.
23115 (clone_body): Move to cp/optimize.c
23116 * tree-inline.h (struct copy_body_data): Change
23117 transform_lang_insert_block to function pointer.
23118 (copy_generic_body, copy_decl_no_change): Export.
23119 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23120 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23121 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23123 * c-tree.h (insert_block): Kill.
23124 * c-decl.c (insert_block): Kill.
23126 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23128 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23129 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23130 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23132 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23133 argument, call {push,pop}_function_context from here.
23134 * c-parser.c: Use c_{push,pop}_function_context.
23136 * function.c (push_function_context_to): Move meat ...
23137 (push_function_context): ... here. Simplify.
23138 * function.c (pop_function_context_from): Move meat ...
23139 (pop_function_context): ... here. Simplify.
23140 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23142 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23143 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23144 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23145 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23147 2008-04-03 Ben Elliston <bje@au.ibm.com>
23149 * expmed.c (extract_force_align_mem_bit_field): Remove.
23151 2008-04-03 Richard Guenther <rguenther@suse.de>
23153 PR middle-end/35800
23154 * expr.h (try_casesi): Adjust prototype.
23155 * expr.c (try_casesi): Take fallback label as extra parameter.
23156 Use that for gen_casesi if default_label is NULL.
23157 * stmt.c (expand_case): Pass fallback label to try_casesi,
23158 make sure to fill gaps with a fallback label if default_label
23161 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23164 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23166 2008-04-03 Ben Elliston <bje@au.ibm.com>
23168 * expmed.c (extract_split_bit_field): Remove if (0) code.
23169 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23170 (do_ds_constraint): Likewise.
23172 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23174 * doc/cppopts.texi (-dU): Document.
23175 * c-common.h (flag_dump_macros): Update comment.
23176 * c-opts.c (handle_OPT_d): Handle -dU.
23177 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23178 dump_queued_macros, cb_used_define, cb_used_undef): New.
23179 (init_pp_output): Handle -dU.
23180 (cb_line_change): Call dump_queued_macros.
23181 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23183 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23185 * config/avr/predicates.md (io_address_operand): New predicate.
23186 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23187 * config/avr/avr.c (avr_io_address_p): Remove function.
23188 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23189 'avr_io_address_p' function.
23190 (out_movhi_r_mr): (Ditto.).
23191 (out_movqi_mr_r): (Ditto.).
23192 (out_movhi_mr_r): (Ditto.).
23193 (avr_address_cost): (Ditto.).
23195 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23197 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23198 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23199 in 32bit mode when XMM registers are available to avoid store
23201 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23202 corresponding post-reload splitters.
23204 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23206 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23207 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23208 __builtin_ia32_roundss.
23209 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23210 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23211 __builtin_ia32_roundss.
23212 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23213 IX86_BUILTIN_SHUFPD here.
23215 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23217 * config/i386/i386.md (plogic): New.
23218 (plogicprefix): Likewise.
23220 * config/i386/mmx.md (mmx_<code><mode>3): New.
23221 (mmx_and<mode>3): Removed.
23222 (mmx_ior<mode>3): Likewise.
23223 (mmx_xor<mode>3): Likewise.
23225 * config/i386/sse.md (<code><mode>3): New.
23226 (*<code><mode>3): Likewise.
23227 (*<code><mode>3): Likewise.
23228 (<code><mode>3): Likewise.
23229 (*sse_<code><mode>3): Likewise.
23230 (*sse2_<code><mode>3): Likewise.
23231 (<code>tf3): Likewise.
23232 (*<code>tf3): Likewise.
23233 (and<mode>3): Likewise.
23234 (*and<mode>3): Likewise.
23235 (ior<mode>3): Removed.
23236 (*ior<mode>3): Likewise.
23237 (xor<mode>3): Likewise.
23238 (*xor<mode>3): Likewise.
23239 (*and<mode>3): Likewise.
23240 (*ior<mode>3): Likewise.
23241 (*xor<mode>3): Likewise.
23242 (and<mode>3): Likewise.
23243 (*sse_and<mode>3): Likewise.
23244 (*sse2_and<mode>3): Likewise.
23245 (andtf3): Likewise.
23246 (*andtf3): Likewise.
23247 (ior<mode>3): Likewise.
23248 (*sse_ior<mode>3): Likewise.
23249 (*sse2_ior<mode>3): Likewise.
23250 (iortf3): Likewise.
23251 (*iortf3): Likewise.
23252 (xor<mode>3): Likewise.
23253 (*sse_xor<mode>3): Likewise.
23254 (*sse2_xor<mode>3): Likewise.
23255 (xortf3): Likewise.
23256 (*xortf3): Likewise.
23258 2008-04-02 Richard Guenther <rguenther@suse.de>
23260 PR tree-optimization/14495
23261 PR tree-optimization/34793
23262 * tree-vrp.c (struct switch_update): New structure.
23263 (to_remove_edges, to_update_switch_stmts): New VECs.
23264 (simplify_switch_using_ranges): New function. Remove not taken
23265 case labels and edges.
23266 (simplify_stmt_using_ranges): Call it.
23267 (identify_jump_threads): Mark edges we have queued for removal
23268 so we don't thread them.
23269 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23271 * tree-cfg.c (group_case_labels): Deal with missing default label.
23272 (tree_verify_flow_info): Allow missing default label.
23273 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23274 (emit_case_nodes): Likewise.
23275 (expand_case): Do not rely on the default label to be present.
23276 * expr.c (try_casesi): Deal with NULL default_label.
23277 (do_tablejump): Likewise.
23279 2008-04-02 Richard Guenther <rguenther@suse.de>
23281 PR tree-optimization/14495
23282 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23283 SWITCH_EXPR here ...
23284 (vrp_visit_switch_stmt): ... but here (new function).
23285 (find_case_label_index): New helper function.
23286 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23288 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23290 * fwprop.c: Fix ISO-C99ism.
23292 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23295 * Makefile.in (objdir): Set it here.
23296 * configure.ac: Not here. Find dynamic linker characteristics.
23297 * exec-tool.in: Use them.
23298 * aclocal.m4: Regenerate.
23299 * configure: Regenerate.
23301 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23303 * expr.c (expand_var): Delete it.
23304 * expr.h (expand_var): Delete prototype.
23305 * function.c (expand_function_start): Use expand_decl instead.
23306 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23309 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23311 PR rtl-optimization/35542
23312 * fwprop.c (forward_propagate_and_simplify): Replace
23313 loc_reg_mentioned_in_p with reg_mentioned_p.
23315 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23317 PR rtl-optimization/35281
23318 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23319 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23320 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23321 (varying_mem_p): Move above propagate_rtx.
23322 (all_uses_available_at): Do not check MEMs.
23324 2008-04-02 Rafael Espíndola <espindola@google.com>
23326 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23327 (register_edge_assert_for_2): Split the cond argument.
23328 (register_edge_assert_for_1): Adjust for the change in
23329 register_edge_assert_for_2.
23330 (register_edge_assert_for): Split the cond argument.
23331 (find_switch_asserts): Adjust for the change in
23332 register_edge_assert_for.
23334 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23336 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23337 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23338 offsets for 64-bit mingw.
23339 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23340 abi for x86_64-pc-mingw.
23342 2008-04-02 Richard Guenther <rguenther@suse.de>
23344 * tree-vrp.c (extract_range_from_assert): Make sure to not
23345 produce range min/max with TREE_OVERFOW set.
23346 If merging a anti-range and a range keep the anti-range if
23347 the range covers all values of the type.
23348 (register_edge_assert_for_2): Only allow sign-changing
23349 conversions in detecting canonical range checks. Also
23350 register an assert for the unsigned name if useful.
23352 PR tree-optimization/35787
23353 * tree-vrp.c (vrp_val_max): New function.
23354 (vrp_val_min): Likewise.
23355 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23356 (vrp_val_is_min): Likewise.
23357 (supports_overflow_infinity): Use vrp_val_{min,max}.
23358 (negative_overflow_infinity): Likewise.
23359 (positive_overflow_infinity): Likewise.
23360 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23361 (is_positive_overflow_infinity): Likewise.
23362 (is_overflow_infinity): Likewise.
23363 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23364 vrp_val_is_{min,max}.
23365 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23366 to ranges if possible. Avoid empty ranges.
23368 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23370 PR middle-end/35705
23371 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23372 the expression is a function address.
23374 2008-04-01 George Helffrich <george@gcc.gnu.org>
23376 PR fortran/35154, fortran/23057
23377 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23378 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23379 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23380 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23382 (dbxout_syms): Check for COMMON-based symbol and wrap in
23383 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23384 in bracket for efficiency.
23386 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23387 using DW_TAG_common_block + member offset.
23388 (add_pubname_string): New function.
23389 (dw_expand_expr): New function to find block name and offset for
23391 (common_check): New function to check whether symbol in Fortran COMMON.
23392 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23394 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23397 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23399 2008-04-02 Ben Elliston <bje@au.ibm.com>
23401 * config/v850/v850.md (casesi): Remove if (0) code.
23402 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23403 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23405 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23407 * config/i386/i386.md (rex64suffix): New mode attribute.
23408 (floathi<mode>2): Disable expander for SSE math.
23409 (*floathi<mode>2_1): New insn insn_and_split pattern.
23410 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23411 corresponding post-reload splitters.
23412 (*floathi<mode>2_i387): New macroized insn pattern.
23413 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23414 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23415 insn_and_split pattern.
23416 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23417 New macroized instruction patterns and corresponding post-reload
23419 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23420 and corresponding post-reload splitters.
23421 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23422 New macroized instruction patterns.
23423 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23424 macroized instruction patterns and corresponding post-reload splitters.
23425 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23426 corresponding post-reload splitters.
23427 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23428 New macroized instruction patterns.
23429 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23430 corresponding post-reload splitters.
23431 (*floatsi<mode>2_i387): New macroized instruction patterns.
23433 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23435 * config/i386/i386.md (smaxmin): New.
23436 (umaxmin): Likewise.
23437 (maxminiprefix): Likewise.
23438 (maxminfprefix): Likewise.
23439 (<code><mode>3): Likewise.
23440 (smin<mode>3): Removed.
23441 (smax<mode>3): Likewise.
23443 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23444 (mmx_<code>v4hi3): Likewise.
23445 (mmx_<code>v8qi3): Likewise.
23446 (mmx_smaxv2sf3): Removed.
23447 (mmx_sminv2sf3): Likewise.
23448 (mmx_umaxv8qi3): Likewise.
23449 (mmx_smaxv4hi3): Likewise.
23450 (mmx_uminv8qi3): Likewise.
23451 (mmx_sminv4hi3): Likewise.
23453 * config/i386/sse.md (<addsub><mode>3): New.
23454 (*<addsub><mode>3): Likewise.
23455 (<sse>_vm<addsub><mode>3): Likewise.
23456 (<maxmin><mode>3): Likewise.
23457 (*<maxmin><mode>3_finite): Likewise.
23458 (*<maxmin><mode>3): Likewise.
23459 (<sse>_vm<maxmin><mode>3): Likewise.
23460 (sse3_h<addsub>v4sf3): Likewise.
23461 (sse3_h<addsub>v2df3): Likewise.
23462 (<maxmin>v16qi3): Likewise.
23463 (*<maxmin>v16qi3): Likewise.
23464 (<maxmin>v8hi3): Likewise.
23465 (*<maxmin>v8hi3): Likewise.
23466 (*sse4_1_<maxmin><mode>3): Likewise.
23467 (*sse4_1_<maxmin><mode>3): Likewise.
23468 (add<mode>3): Removed.
23469 (*add<mode>3): Likewise.
23470 (<sse>_vmadd<mode>3): Likewise.
23471 (sub<mode>3): Likewise.
23472 (*sub<mode>3): Likewise.
23473 (<sse>_vmsub<mode>3): Likewise.
23474 (smin<mode>3): Likewise.
23475 (*smin<mode>3_finite): Likewise.
23476 (*smin<mode>3): Likewise.
23477 (<sse>_vmsmin<mode>3): Likewise.
23478 (smax<mode>3): Likewise.
23479 (*smax<mode>3_finite): Likewise.
23480 (*smax<mode>3): Likewise.
23481 (<sse>_vmsmax<mode>3): Likewise.
23482 (sse3_haddv4sf3): Likewise.
23483 (sse3_haddv2df3): Likewise.
23484 (sse3_hsubv4sf3): Likewise.
23485 (sse3_hsubv2df3): Likewise.
23486 (umaxv16qi3): Likewise.
23487 (*umaxv16qi3): Likewise.
23488 (smaxv8hi3): Likewise.
23489 (*smaxv8hi3): Likewise.
23490 (*sse4_1_smax<mode>3): Likewise.
23491 (*sse4_1_umax<mode>3): Likewise.
23492 (uminv16qi3): Likewise.
23493 (*uminv16qi3): Likewise.
23494 (sminv8hi3): Likewise.
23495 (*sminv8hi3): Likewise.
23496 (*sse4_1_smin<mode>3): Likewise.
23497 (*sse4_1_umin<mode>3): Likewise.
23499 2008-04-01 Rafael Espíndola <espindola@google.com>
23501 * tree-cfg.c (verify_expr): remove in_phi.
23502 (verify_stmt): Don't call walk_tree with verify_expr. Use
23503 is_gimple_min_invariant instead of is_gimple_val.
23505 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23507 * doc/include/gpl_v3.texi: Update for manpage generation.
23508 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23510 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23511 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23512 gpl_v3.texi instead of gpl.texi.
23515 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23518 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23520 2008-04-01 Rafael Espíndola <espindola@google.com>
23522 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23523 (extract_code_and_val_from_cond): Use
23524 extract_code_and_val_from_cond_with_ops.
23526 2008-04-01 Jan Hubicka <jh@suse.cz>
23528 * function.c (free_after_compilation): Free epilogue_delay_list.
23529 (prepare_function_start): Assert that previous compilation was freed.
23531 2008-04-01 Jan Hubicka <jh@suse.cz>
23532 Jim Wilson <wilson@tuliptree.org>
23533 Andreas Tobler <andreast@gcc.gnu.org>
23535 PR middle-end/35781
23536 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23537 rtl.emit instead cfun->emit.
23538 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23539 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23541 2008-04-01 Ben Elliston <bje@au.ibm.com>
23543 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23545 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23547 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23549 (fprofile-use): Add var flag_profile_use
23550 * coverage.c (coverage_begin_output): Do not open a gcno file for
23551 output only if -ftest-coverage is set.
23552 Do not add getpwd() to gcda file path.
23553 (build_gcov_info): Check the new flag
23554 flag_profile_datafile_relative_path.
23555 (coverage_init): Use profile_data_prefix.
23556 Read profile counter only if flag_profile_use is set.
23557 * opts.c (common_handle_option): New option fprofile-use=,
23558 fprofile-dir=, fprofile-generate=.
23559 * toplev.c (profile_data_prefix): New variable definition.
23560 * toplev.h (profile_data_prefix): New declaration.
23561 * doc/invoke.tex (Option Summary, Optimization Options):
23564 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23566 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23567 use tmp consistently.
23570 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23571 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23572 UNSPEC_FR_RECIP_APPROX_RES.
23573 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23575 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23578 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23580 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23582 PR middle-end/30186
23583 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23584 element of the vector via a pointer.
23586 2008-03-31 Ian Lance Taylor <iant@google.com>
23588 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23590 2008-03-31 Jan Hubicka <jh@suse.cz>
23592 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23593 get_arg_pointer_save_area.
23594 * expr.c (init_expr): Just clear out rtl.expr.
23595 * function.c (free_after_compilation): Clear out whole RTL structure.
23596 (get_func_frame_size): Merge into ...
23597 (get_frame_size): ... this one.
23598 (assign_stack_local_1): Merge into ...
23599 (assign_stack_local): ... this one.
23600 (expand_function_end): Update call of get_arg_pointer_save_area.
23601 (get_art_pointer_save_area): Remove cfun argument.
23602 * function.h (emit_status): regno_pointer_align does not need length
23603 attribute. Move x_regno_reg_rtx to ...
23604 (regno_reg_rtx): ... new global array.
23605 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23606 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23607 apply_args_value, forced_labels, stack_pointer_delta):
23609 (struct varasm_status): Move here from varasm.c
23610 (struct rtl_data): New. Move here some fields from struct function.
23611 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23612 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23613 used_temp_slots avail_temp_slots, temp_slot_level,
23614 nonlocal_goto_handler_labels): Update accesstors.
23615 (rtl): New global variable.
23616 (struct function): Move some fileds to rtl_data.
23617 (get_arg_pointer_save_area): Update prototype.
23618 * emit-rtl.c (rtl): Declare.
23619 (regno_reg_rtx): Declare.
23620 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23622 (gen_reg_rtx): Update.
23623 (init_virtual_regs): Do not tate emit_status argument.
23624 (init_emit): Do not allocate emit.
23625 * varasm.c (varasm_statuc): Move to function.h.
23626 (n_deferred_constatns): Update accestor.
23627 (init_varasm_status): Do not allocate varasm_status.
23628 (force_const_mem, get_pool_size, output_constant_pool): Update.
23629 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23630 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23632 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23634 PR rtl-optimization/35729
23635 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23638 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23641 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23642 load/store if memory is unaligned.
23643 (*movti_rex64): Likewise.
23645 * config/i386/predicates.md (misaligned_operand): New.
23647 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23650 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23653 2008-03-31 Jan Beulich <jbeulich@novell.com>
23655 * config/ia64/constraints.md: Add 'j' constraint.
23656 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23657 (movdi_internal): Likewise.
23659 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23662 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23664 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23667 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23668 proper error message for the third argument on blendpd and
23671 * config/i386/sse.md (blendbits): New.
23672 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23674 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23676 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23678 2008-03-30 Richard Guenther <rguenther@suse.de>
23680 PR middle-end/31023
23681 * fold-const.c (fold_sign_changed_comparison): Do leave
23682 conversions to base-types alone.
23684 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23686 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23687 the link register if one altivec register is be saved.
23689 2008-03-30 Ben Elliston <bje@au.ibm.com>
23691 * final.c (final_scan_insn): Remove if (0) code.
23693 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23695 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23697 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23699 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23700 of V4SFmode to ix86_binary_operator_ok.
23702 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23704 * config/i386/i386.c (override_options): Initialize
23705 ix86_veclib_handler to ix86_veclibabi_svml when
23706 -mveclibabi=svml is used.
23707 (ix86_veclibabi_svml): New function for SVML ABI style
23708 vectorization support.
23709 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23711 2008-03-28 Rafael Espíndola <espindola@google.com>
23713 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23714 (tree_binary_nonnegative_warnv_p): Make it public.
23715 (tree_single_nonnegative_warnv_p): Make it public.
23716 (tree_invalid_nonnegative_warnv_p): Make it public.
23717 (tree_unary_nonzero_warnv_p): Make it public.
23718 (tree_binary_nonzero_warnv_p): Make it public
23719 (tree_single_nonzero_warnv_p): Make it public.
23720 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23721 (extract_range_from_binary_expr): Split the expr argument.
23722 (extract_range_from_unary_expr): Split the expr argument.
23723 (extract_range_from_comparison): Split the expr argument.
23724 (extract_range_from_expr): Use the new aux functions.
23725 (vrp_evaluate_conditional_warnv): Use
23726 vrp_evaluate_conditional_warnv_with_ops.
23727 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23728 (tree_binary_nonzero_warnv_p): Declare.
23729 (tree_single_nonzero_warnv_p): Declare.
23730 (tree_expr_nonzero_warnv_p): Declare.
23731 (tree_unary_nonnegative_warnv_p): Declare.
23732 (tree_binary_nonnegative_warnv_p): Declare.
23733 (tree_single_nonnegative_warnv_p): Declare.
23734 (tree_invalid_nonnegative_warnv_p): Declare.
23736 2008-03-28 Richard Guenther <rguenther@suse.de>
23738 PR tree-optimization/30317
23739 PR tree-optimization/30911
23740 PR tree-optimization/34793
23741 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23742 (struct assert_locus_d): New member EXPR.
23743 (register_new_assert_for): Add EXPR parameter to support
23744 ASSERT_EXPR <name, expr OP limit>.
23745 (register_edge_assert_for_1): Adjust callers.
23746 (find_assert_locations): Likewise.
23747 (process_assert_insertions_for): Build condition from expression.
23748 (extract_range_from_assert): Handle ASSERT_EXPRs
23749 of the form ASSERT_EXPR <name, expr OP limit>.
23750 (register_edge_assert_for_2): New helper registering
23751 asserts for comparisons. Recognize range tests of the form
23752 (unsigned)i - CST1 OP CST2.
23753 (register_edge_assert_for_1): Use it.
23754 (register_edge_assert_for): Likewise.
23755 (needs_overflow_infinity): Integer sub-types
23756 do not need overflow infinities.
23757 (vrp_val_is_max): The extreme values of integer sub-types
23758 are those of the base type.
23759 (vrp_val_is_min): Likewise.
23760 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23763 2008-03-28 Nick Clifton <nickc@redhat.com>
23766 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23767 Return GENERAL_REGS for stack adjustment reloads.
23769 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23772 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23773 const_vector when all the vectors are constant.
23775 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23777 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23779 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23780 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23782 (s<code>_sf): Use new scc_sf attribute for opcode names.
23784 2008-03-27 Tom Tromey <tromey@redhat.com>
23786 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23787 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23788 config/spu/t-spu-elf, config/i386/t-interix,
23789 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23790 config/i386/x-darwin, config/i386/x-mingw32,
23791 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23792 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23793 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23794 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23795 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23796 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23797 config/score/t-score-elf, config/arm/t-strongarm-pe,
23798 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23799 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23800 Revert automatic dependency patch.
23802 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23805 * config/i386/i386.c (ix86_function_arg_boundary): Align
23806 decimal floating point to its natural boundary.
23808 2008-03-27 Richard Guenther <rguenther@suse.de>
23810 PR middle-end/35716
23811 * fold-const.c (fold_comparison): Restrict distinct decl
23812 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23813 solely rely on operand_equal_p.
23815 2008-03-27 Richard Guenther <rguenther@suse.de>
23818 * c-common.c (handle_weak_attribute): Reject combination of
23821 2008-03-27 Richard Guenther <rguenther@suse.de>
23823 PR tree-optimization/32810
23824 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23825 conversions from DECL_INITIAL.
23826 (fold_const_aggregate_ref): Likewise from constructor elements.
23828 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23830 * tree-affine.h (aff_combination_expand): Declare.
23831 (get_inner_reference_aff): Likewise.
23832 * tree-affine.c (aff_combination_expand): Split out from
23833 tree_to_aff_combination_expand.
23834 (get_inner_reference_aff): New function.
23835 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23836 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23837 (struct lim_aux_data): sm_done field removed.
23838 (mem_ref_loc_p, mem_ref_locs_p): New types.
23839 (struct mem_ref): Added id, stored, accesses_in_loop,
23840 indep_loop, dep_loop, indep_ref, dep_ref fields.
23841 Removed is_stored, locs and next fields.
23842 (memory_accesses): New variable.
23843 (movement_possibility): Do not allow moving statements
23844 that store to memory.
23845 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23847 (determine_max_movement): For statements with memory references,
23848 find the outermost loop in that the reference is independent.
23849 (move_computations_stmt): Mark the virtual operands for renaming.
23850 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23851 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23852 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23853 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23854 create_vop_ref_mapping, analyze_memory_references,
23855 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23856 get_all_locs_in_loop, ref_always_accessed_p,
23857 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23858 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23859 store_motion_loop, store_motion): New functions.
23860 (struct vop_to_refs_elt): New type.
23861 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23862 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23863 (schedule_sm): Replaced by...
23864 (execute_sm): ... this.
23865 (determine_lsm_ref, hoist_memory_references,
23866 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23867 find_more_ref_vops, free_mem_ref, free_mem_refs,
23868 determine_lsm_loop, determine_lsm): Removed.
23869 (tree_ssa_lim_finalize): Free data structures used by store motion.
23870 (tree_ssa_lim): Call analyze_memory_references. Use
23871 store_motion instead of determine_lsm.
23873 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23875 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23876 rename tmake_file to m68hc11/t-m68hc11.
23877 (mcore): Set inhibit_libc to true.
23878 * config.host (alpha*-dec-*vms*): Set extra_programs.
23879 (interix3*): Don't use host_xmake_file.
23880 * configure.ac: Let config.gcc override inhibit_libc.
23881 * configure: Regenerate.
23883 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23884 * config/t-openbsd-thread: Remove commented out lines.
23886 * config/x-interix: Remove.
23888 * config/m68hc11/t-m68hc11-gas: Rename to...
23889 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23891 * config/mcore/t-mcore: Remove T_CFLAGS.
23892 * config/mcore/t-mcore-pe: Likewise.
23894 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23896 * configure.ac: Replace custom __GNU_SOURCE test with
23897 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23898 * aclocal.m4: Regenerate.
23899 * configure: Regenerate.
23900 * config.in: Regenerate.
23902 2008-03-27 Richard Guenther <rguenther@suse.de>
23904 * fold-const.c (target.h): Include.
23905 (fold_comparison): Fold comparison of addresses of decls
23906 that bind locally or of constants. Consolidate address folding code.
23907 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23908 results from fold_binary_to_constant.
23909 (compare_values_warnv): Likewise.
23911 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23913 PR middle-end/35429
23914 * fold-const.c (fold_truthop): Check for integeral types when folding
23915 a == 0 && b == 0 and a != 0 || b != 0 .
23917 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23919 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23921 2008-03-26 Andreas Schwab <schwab@suse.de>
23923 * doc/invoke.texi: Fix use of @item vs. @itemx.
23925 2008-03-26 Tom Tromey <tromey@redhat.com>
23927 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23928 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23929 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23930 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23931 build/genconstants.o, build/genemit.o, build/genextract.o,
23932 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23933 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23936 2008-03-26 Richard Guenther <rguenther@suse.de>
23939 2008-03-26 Richard Guenther <rguenther@suse.de>
23941 * fold-const.c (target.h): Include.
23942 (fold_comparison): Fold comparison of addresses of two decls
23943 that bind locally. Consolidate address folding code.
23945 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23947 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23948 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23949 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23950 dconstsqrt2, dconstthird, dconste and/or dconst10.
23951 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23952 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23953 dconstsqrt2, dconste): Delete.
23954 (init_emit_once): Likewise. Simplify initializing dconstm1.
23956 * real.c (get_real_const): New.
23957 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23958 dconstsqrt2, dconste): Delete.
23959 (real_value_const, get_real_const): New.
23961 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23963 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23965 * config/i386/i386.c (ix86_function_arg_boundary): Check
23966 BIGGEST_ALIGNMENT instead of 128.
23967 (setup_incoming_varargs_64): Likewise.
23969 2008-03-26 Tom Tromey <tromey@redhat.com>
23971 * Makefile.in (DEPFILES): Add missing '/'.
23973 2008-03-26 Richard Guenther <rguenther@suse.de>
23975 * fold-const.c (target.h): Include.
23976 (fold_comparison): Fold comparison of addresses of two decls
23977 that bind locally. Consolidate address folding code.
23979 2008-03-26 Nick Clifton <nickc@redhat.com>
23982 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23983 not allow INT+INT as a legitimate addressing mode.
23985 2008-03-26 Richard Guenther <rguenther@suse.de>
23987 * tree-flow.h (widen_bitfield): Remove declaration.
23988 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23989 (widen_bitfield): Remove function.
23990 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23993 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23996 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23999 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24001 PR rtl-optimization/35232
24002 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24003 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24004 reg_reloaded_call_part_clobbered here.
24005 (reload_regs_reach_end_p): New function.
24006 (reload_reg_rtx_for_input): New variable.
24007 (reload_reg_rtx_for_output): Likewise.
24008 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24009 when reassigning a pseudo register. Load reloadreg from
24010 reload_reg_rtx_for_input, moving the mode and register
24012 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24013 instead of the original when deciding whether an input reload
24014 would be a no-op or whether an output reload can be deleted.
24015 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24016 when setting up new_spill_reg_store. Load it from
24017 reload_reg_rtx_for_output, moving the mode and register
24019 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24020 instead of the original when deciding whether an output reload
24021 would be a no-op. Do the same when modifying insn notes.
24022 Use rtx_equal_p instead of == to compare the registers.
24023 (inherit_piecemeal_p): Take a mode and two register numbers
24025 (emit_reload_insns): Clear new_spill_reg_store for every hard
24026 register in the reload register. Remove spill registers
24027 from reg_reloaded_valid before considering whether to record
24028 inheritance information for them. Use reload_reg_rtx_for_output
24029 instead of reg_rtx when recording output reloads. Use
24030 reload_reg_rtx_for_input instead of reg_rtx when recording
24031 input reloads. Set or clear reg_reloaded_call_part_clobbered
24032 at the same time as setting reg_reloaded_valid.
24033 (delete_output_reload): Add a new_reload_reg parameter and use it
24034 instead of rld[j].reg_rtx.
24035 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24038 2008-03-25 Tom Tromey <tromey@redhat.com>
24040 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24041 (build/genattr.o): Likewise.
24042 (build/genattrtab.o): Likewise.
24043 (build/gencodes.o): Likewise.
24044 (build/genconfig.o): Likewise.
24045 (build/genconstants.o): Likewise.
24046 (build/genemit.o): Likewise.
24047 (build/genextract.o): Likewise.
24048 (build/genflags.o): Likewise.
24050 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24052 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24053 instead of size_int for integer types.
24054 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24055 to match type of MINUS_EXPR.
24057 2008-03-25 Tom Tromey <tromey@redhat.com>
24059 * configure: Rebuilt.
24060 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24063 2008-03-25 Tom Tromey <tromey@redhat.com>
24065 * config/x-solaris (host-solaris.o): Update.
24066 * config/x-linux (host-linux.o): Update.
24067 * config/x-hpux (host-hpux.o): Update.
24068 * config/x-darwin (host-darwin.o): Update.
24069 * config/v850/t-v850e (v850-c.o): Update.
24070 * config/v850/t-v850 (v850-c.o): Update.
24071 * config/t-vxworks (vxworks.o): Update.
24072 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24073 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24074 * config/spu/t-spu-elf (spu-c.o): Update.
24076 * config/sh/t-symbian (sh-c.o): Update.
24077 (symbian.o): Update.
24078 * config/sh/t-sh (sh-c.o): Update.
24079 * config/score/t-score-elf (score7.o, score3.o): Update.
24080 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24081 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24082 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24083 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24084 (rs6000.o): Remove.
24085 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24086 * config/m32c/t-m32c (m32c-pragma.o): Update.
24087 * config/ia64/t-ia64 (ia64-c.o): Update.
24088 * config/i386/x-mingw32 (host-mingw32.o): Update.
24089 * config/i386/x-i386 (driver-i386.o): Update.
24090 * config/i386/x-darwin (host-i386-darwin.o): Update.
24091 * config/i386/x-cygwin (host-cygwin.o): Update.
24092 * config/i386/t-nwld (nwld.o): Update.
24093 * config/i386/t-netware (netware.o): Update.
24094 * config/i386/t-interix (winnt.o): Update.
24095 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24096 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24097 msformat-c.o): Update.
24098 * config/bfin/t-bfin-linux (generated_files): Add
24099 linux-sysroot-suffix.h.
24100 * config/arm/t-wince-pe (pe.o): Update.
24101 * config/arm/t-strongarm-pe (pe.o): Update.
24102 * config/arm/t-pe (pe.o): Update.
24103 * config/arm/t-arm (arm-c.o): Update.
24104 * doc/install.texi (Prerequisites): Require make 3.80.
24105 * Makefile.in: Remove .o targets.
24106 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24107 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24108 (simple_generated_h, simple_generated_c): Move earlier.
24109 (generated_files): New variable.
24110 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24111 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24112 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24113 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24114 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24115 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24116 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24117 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24118 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24119 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24120 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24121 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24123 (COMPILE.base, COMPILE): New variables.
24124 (%.o): New pattern rule.
24125 (ALL_HOST_OBJS): New variable.
24126 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24127 (dummy-checksum.o, cc1-checksum.o): Remove.
24128 (DRIVER_SHLIB): New variable.
24129 (DRIVER_DEFINES): Use it.
24130 (gencondmd.c): Move out of build/.
24131 (s-conditions): Update.
24132 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24133 (ALL_BUILD_OBJS): Likewise.
24134 (build/%.o): Use BUILDCOMPILE.
24135 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24136 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24137 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24138 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24139 build/genconfig.o, build/genconstants.o, build/genemit.o,
24140 build/genextract.o, build/genflags.o, build/genmddeps.o,
24141 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24142 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24143 build/gen-protos.o, build/scan.o, build/fix-header.o,
24144 build/scan-decls.o): Simplify.
24145 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24146 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24147 prefix.o, toplev.o): Reduce to variable setting.
24148 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24149 ($(out_object_file), gcc-options.o): New targets.
24150 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24151 * configure: Rebuilt.
24152 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24153 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24155 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24157 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24158 complain when we hit an error, return ERROR_MARK_NODE.
24160 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24162 * config/sh/constraints.md (Pso, Psz): New constraints.
24163 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24164 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24166 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24168 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24169 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24171 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24173 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24174 (prefetch_sh2a): New.
24176 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24177 Naveen.H.S <naveen.hs@kpitcummins.com>
24179 * config/sh/constraints.md (I28): New constraint.
24180 * config/sh/sh.c (broken_move): Add support for movi20s.
24181 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24183 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24184 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24185 Naveen.H.S <naveen.hs@kpitcummins.com>
24187 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24188 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24189 (print_operand): Handle resbank in %@ operand code.
24190 (sh_encode_section_info): New.
24191 (push_regs): Add conditions for resbank.
24192 (sh_expand_epilogue): Likewise.
24193 (sh_insert_attributes): Likewise.
24194 (sh_attribute_table): Likewise.
24195 (sh_handle_resbank_handler_attribute): New.
24196 (sh2a_handle_function_vector_handler_attribute): New.
24197 (sh2a_is_function_vector_call): New.
24198 (sh2a_get_function_vector_number): New.
24199 (sh2a_function_vector_p): New.
24200 (sh_cfun_resbank_handler_p): New.
24201 * config/sh/sh.md (calli): Emit jsr/n if possible.
24202 (calli_tbr_rel): New.
24203 (calli_pcrel): Emit jsr/n if possible.
24204 (return_i): Emit rts/n if possible.
24205 (call_valuei_tbr_rel): New.
24206 (call_valuei_pcrel): Add condition for SH2A target.
24207 (call_value): Likewise.
24208 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24209 (sh2a_get_function_vector_number): Likewise.
24210 (sh2a_is_function_vector_call): Likewise.
24211 * doc/extend.texi: Document TBR relative addressing of SH2A.
24212 (resbank): Add description for SH2A.
24214 2008-03-24 Richard Guenther <rguenther@suse.de>
24217 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24218 pointer assignments change conversions according to middle-end rules.
24219 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24220 * configure.ac: Include type checking in yes.
24221 * configure: Regenerate.
24223 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24225 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24226 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24228 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24230 * gthr-vxworks.h (UNUSED): Define.
24232 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24234 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24236 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24238 * doc/extend.texi (Function Attributes): Add missing comma in the
24239 example of the "alloc_size" attribute.
24241 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24244 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24246 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24249 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24252 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24253 of the underlying type of a MS bitfield layout to the natural
24254 alignment of the type.
24256 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24258 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24259 to their natural alignment to avoid store forwarding stalls.
24261 2008-03-22 Richard Guenther <rguenther@suse.de>
24263 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24264 For PHI nodes verify the address is invariant.
24265 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24266 (get_symbol_constant_value): Use is_gimple_min_invariant.
24267 (maybe_fold_stmt_indirect): Likewise.
24269 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24271 PR rtl-optimization/33927
24272 * Makefile.in (dse.o): Depend on $(TM_P_H).
24273 * expr.h (extract_low_bits): Declare.
24274 * expmed.c (extract_low_bits): New function.
24275 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24276 * dse.c: Include tm_p.h.
24277 (find_shift_sequence): Remove the read_reg argument and return the
24278 read value. Emit the instructions instead of returning them.
24279 Iterate on new_mode rather than calculating it each time.
24280 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24281 source to NEW_MODE and extract_low_bits to convert the shifted
24282 value to READ_MODE.
24283 (replace_read): Allow the load and store to have different mode
24284 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24285 or extraction instructions before trying the replacement. Update
24286 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24288 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24290 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24291 to their natural alignment to avoid store forwarding stalls.
24293 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24296 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24297 encouraging but not allowing gprs for input;
24298 change the input constraint to !f#r.
24299 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24301 change the output constraint to !f#r.
24303 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24306 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24307 corresponding post-reload splitters.
24308 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24309 when x87 FP math is selected.
24310 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24311 New function prototype.
24312 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24313 unreachable function to ease macroization of insn patterns.
24315 2008-03-21 Martin Jambor <mjambor@suse.cz>
24317 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24318 reference dumps if ddr is NULL or dependence is unknown.
24320 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24322 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24323 unsigned extension into account.
24324 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24325 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24326 Do computations on a scratch register.
24328 2008-03-21 Richard Guenther <rguenther@suse.de>
24330 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24331 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24332 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24333 * tree-ssa-dom.c (record_equality): Likewise.
24334 * tree-inline.c (copy_body_r): Likewise.
24335 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24338 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24340 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24341 as 'delete_unused' argument.
24343 2008-03-20 Richard Guenther <rguenther@suse.de>
24345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24346 special casing of constant qualifiers.
24347 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24348 care about them in general.
24349 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24350 regardless of their type.
24351 (fold_stmt_r): Forcefully fold *& if we end up with that.
24353 2008-03-20 Paul Brook <paul@codesourcery.com>
24355 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24356 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24358 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24360 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24361 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24363 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24365 * common.opt (Wmudflap): New option.
24366 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24367 (mx_register_decls): Likewise.
24368 (mudflap_finish_file): Likewise.
24369 * doc/invoke.texi: Document -Wno-mudflap.
24371 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24373 * c-format.c (replace_format_name_to_system_name): New.
24374 (cmp_attribs): New.
24375 (convert_format_name_to_system_name): New.
24376 (decode_format_attr): Add use of convert_format_name_to_system_name.
24377 (format_types_orig): Add gnu_ prefix to names.
24378 (check_format_info_main): Special treating of \0 escaped names for
24379 supporting multi-character format specifiers as I32, I64.
24380 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24381 (gnu_target_overrides_format_attributes): New.
24382 * c-format.h: Add structure target_ovr_attr to hold
24383 system specific formatter names.
24384 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24385 msformat-c.o file to c_target_objs and cxx_target_objs.
24386 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24387 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24388 (TARGET_N_FORMAT_TYPES): New.
24389 * config/i386/msformat-c.c: New.
24390 * config/i386/t-cygming: Add build rule for msformat-c.o.
24391 * doc/extend.texi: Add new format names gnu_* and ms_* and
24393 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24395 2008-03-20 Ira Rosen <irar@il.ibm.com>
24397 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24398 optimizations turned on under -O3.
24399 (ftree-vectorize): Add that the flag is turned on with -O3.
24401 2008-03-20 Ben Elliston <bje@au.ibm.com>
24403 * regmove.c (try_auto_increment): Fix spelling error in comment.
24404 * final.c (final_scan_insn): Likewise.
24406 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24409 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24410 allocator preferences for "y" and "r" class registers.
24411 ("*mov<mode>_internal"): Ditto.
24412 ("*movv2sf_internal_rex64"): Ditto.
24413 ("*movv2sf_internal"): Ditto.
24415 2008-03-19 Michael Matz <matz@suse.de>
24417 PR middle-end/35616
24418 * calls.c (expand_call): Check overlap of arguments with call
24419 address for sibcalls.
24421 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24424 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24425 of the underlying type of a MS bitfield layout to the natural
24426 alignment of the type.
24428 2008-03-19 Jan Hubicka <jh@suse.cz>
24431 * toplev.c (decode_d_option): Handle all CPP flags.
24432 * tree-vrp.c: Update tree_pass descriptors.
24433 * regrename.c: Update tree_pass descriptors.
24434 * fwprop.c: Update tree_pass descriptors.
24435 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24436 * tree-into-ssa.c: Update tree_pass descriptors.
24437 * tree-dump.c: Update tree_pass descriptors.
24438 * tree-complex.c: Update tree_pass descriptors.
24439 * tree-dump.h: Update tree_pass descriptors.
24440 * see.c: Update tree_pass descriptors.
24441 * cgraphbuild.c: Update tree_pass descriptors.
24442 * tracer.c: Update tree_pass descriptors.
24443 * tree-loop-distribution.c: Update tree_pass descriptors.
24444 * cgraph.c: Update tree_pass descriptors.
24445 * postreload-gcse.c: Update tree_pass descriptors.
24446 * postreload.c: Update tree_pass descriptors.
24447 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24448 * tree-tailcall.c: Update tree_pass descriptors.
24449 * tree-pass.h (tree_opt_pass): Rename to ...
24450 (opt_pass) ... this one; add "type" field and remove letter field.
24451 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24452 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24453 all_lowering_passes): Update declaration.
24454 * ipa-cp.c: Update tree_pass descriptors.
24455 * final.c: Update tree_pass descriptors.
24456 * omp-low.c: Update tree_pass descriptors.
24457 * tree-ssa-dse.c: Update tree_pass descriptors.
24458 * ipa-reference.c: Update tree_pass descriptors.
24459 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24460 * auto-inc-dec.c: Update tree_pass descriptors.
24461 * reorg.c: Update tree_pass descriptors.
24462 * cgraphunit.c: Update tree_pass descriptors.
24463 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24464 * tree-ssa-ccp.c: Update tree_pass descriptors.
24465 * df-core.c: Update tree_pass descriptors.
24466 * mode-switching.c: Update tree_pass descriptors.
24467 * tree-nomudflap.c: Update tree_pass descriptors.
24468 * modulo-sched.c: Update tree_pass descriptors.
24469 * ipa-pure-const.c: Update tree_pass descriptors.
24470 * cse.c: Update tree_pass descriptors.
24471 * web.c: Update tree_pass descriptors.
24472 * tree-stdarg.c: Update tree_pass descriptors.
24473 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24474 * tree-ssa-dom.c: Update tree_pass descriptors.
24475 * tree-nrv.c: Update tree_pass descriptors.
24476 * tree-ssa-alias.c: Update tree_pass descriptors.
24477 * loop-init.c: Update tree_pass descriptors.
24478 * gimple-low.c: Update tree_pass descriptors.
24479 * ipa-inline.c: Update tree_pass descriptors.
24480 * tree-ssa-sink.c: Update tree_pass descriptors.
24481 * global.c: Update tree_pass descriptors.
24482 * ifcvt.c: Update tree_pass descriptors.
24483 * jump.c: Update tree_pass descriptors.
24484 * predict.c: Update tree_pass descriptors.
24485 * tree-ssa-loop.c: Update tree_pass descriptors.
24486 * recog.c: Update tree_pass descriptors.
24487 * dse.c: Update tree_pass descriptors.
24488 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24489 * tree-eh.c: Update tree_pass descriptors.
24490 * regmove.c: Update tree_pass descriptors.
24492 * function.c: Update tree_pass descriptors.
24493 * tree-vectorizer.c: Update tree_pass descriptors.
24494 * gcse.c: Update tree_pass descriptors.
24495 * ipa-type-escape.c: Update tree_pass descriptors.
24496 * tree-if-conv.c: Update tree_pass descriptors.
24497 * init-regs.c: Update tree_pass descriptors.
24498 * ipa.c: Update tree_pass descriptors.
24499 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24500 * rtl-factoring.c: Update tree_pass descriptors.
24501 * lower-subreg.c: Update tree_pass descriptors.
24502 * bt-load.c: Update tree_pass descriptors.
24503 * tree-dfa.c: Update tree_pass descriptors.
24504 * except.c: Update tree_pass descriptors.
24505 * emit-rtl.c: Update tree_pass descriptors.
24506 * cfgexpand.c: Update tree_pass descriptors.
24507 * tree-cfgcleanup.c: Update tree_pass descriptors.
24508 * cfgcleanup.c: Update tree_pass descriptors.
24509 * tree-ssa-pre.c: Update tree_pass descriptors.
24510 * tree-sra.c: Update tree_pass descriptors.
24511 * tree-mudflap.c: Update tree_pass descriptors.
24512 * tree-ssa-copy.c: Update tree_pass descriptors.
24513 * cfglayout.c: Update tree_pass descriptors.
24514 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24515 * tree-ssa-dce.c: Update tree_pass descriptors.
24516 * tree-ssa.c: Update tree_pass descriptors.
24517 * regclass.c: Update tree_pass descriptors.
24518 * integrate.c: Update tree_pass descriptors.
24519 * tree-optimize.c: Update tree_pass descriptors.
24520 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24521 * tree-object-size.c: Update tree_pass descriptors.
24522 * combine.c: Update tree_pass descriptors.
24523 * tree-outof-ssa.c: Update tree_pass descriptors.
24524 * bb-reorder.c: Update tree_pass descriptors.
24525 * stack-ptr-mod.c: Update tree_pass descriptors.
24526 * var-tracking.c: Update tree_pass descriptors.
24527 * tree-profile.c: Update tree_pass descriptors.
24528 * tree-vect-generic.c: Update tree_pass descriptors.
24529 * reg-stack.c: Update tree_pass descriptors.
24530 * sched-rgn.c: Update tree_pass descriptors.
24531 * tree-ssa-structalias.c: Update tree_pass descriptors.
24532 * tree-cfg.c: Update tree_pass descriptors.
24533 * passes.c (current_pass): Update declaration.
24534 (finish_optimization_passes): Update.
24535 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24536 (register_one_dump_file, register_dump_files_1, next_pass_1):
24538 (init_optimization_passes): Update handling of new types.
24539 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24540 * ipa-struct-reorg.c: Update tree_pass descriptors.
24541 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24542 * combine-stack-adj.c: Update tree_pass descriptors.
24543 * cfgrtl.c: Update tree_pass descriptors.
24544 * dce.c: Update tree_pass descriptors.
24545 * tree-ssanames.c: Update tree_pass descriptors.
24547 2008-03-19 Richard Guenther <rguenther@suse.de>
24549 PR middle-end/35609
24550 * tree-ssa.c (walk_data): New structure.
24551 (warn_uninitialized_var): If not always_executed warn with "maybe"
24553 (execute_early_warn_uninitialized): Compute post-dominators.
24554 Initialize always_executed before processing each basic block.
24556 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24559 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24560 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24562 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24564 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24566 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24568 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24570 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24571 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24572 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24573 target after ignore has been set, and move there also the commputation
24574 of subtarget and original_target.
24575 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24576 (LANG_HOOKS_INITIALIZER): Remove it.
24577 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24579 2008-03-18 Richard Guenther <rguenther@suse.de>
24581 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24582 found an expression with constants, note that in the VN for the lhs.
24583 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24584 fold them to constants if possible. Run cleanup_cfg if done so.
24585 (execute_pre): Return todo.
24586 (do_pre): Likewise.
24587 (execute_fre): Likewise.
24588 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24590 (get_prop_source_stmt): Look through pointer conversions.
24592 2008-03-18 Jan Hubicka <jh@suse.cz>
24594 * tree-pretty-print.c: Include predict.h.
24595 (dump_generic_node): Dump predictor.
24596 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24597 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24598 * gimple-low.c (lower_stmt): Likewise.
24599 * expr.c (expand_expr_real): Likewise.
24600 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24602 (build_predict_expr, build_predict_expr): New.
24603 * predict.h (predictor_name, build_predict_expr): Update.
24604 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24605 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24606 * predict.def (PRED_CONTINUE): Update hitrate.
24607 * tree.def (PREDICT_EXPR): Define.
24608 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24609 do not handle BIND_EXPR.
24610 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24611 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24612 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24615 2008-03-18 Michael Matz <matz@suse.de>
24617 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24619 2008-03-18 Richard Guenther <rguenther@suse.de>
24621 * tree-gimple.h (is_gimple_invariant_address): Declare.
24622 (is_gimple_constant): Likewise.
24623 * tree-gimple.c (is_gimple_constant): New function.
24624 (is_gimple_invariant_address): Likewise.
24625 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24626 and is_gimple_invariant_address.
24627 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24629 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24630 an addressable base.
24632 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24634 PR middle-end/35611
24635 * gimplify.c (gimplify_expr): Gimplify second operand of
24638 2008-03-17 Richard Guenther <rguenther@suse.de>
24640 PR tree-optimization/19637
24641 * fold-const.c (fold_unary): Remove restrictions of removing
24642 intermediate pointer-conversions (P2)(P1)P0.
24643 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24644 conversion to void pointer.
24645 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24647 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24650 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24651 emulated thread local variables.
24653 2008-03-16 Richard Guenther <rguenther@suse.de>
24655 PR middle-end/35607
24656 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24657 expand TREE_INVARIANT operations that are not gimple invariant.
24659 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24661 * doc/extend.texi (Alignment): Say that the ABI controls
24662 the __alignof__ for non-strict-alignment targets rather
24663 than being a recommendation.
24665 2008-03-15 Paul Brook <paul@codesourcery.com>
24667 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24669 (arm_output_fn_unwind): Mark functions that can not be unwound.
24671 2008-03-15 Paul Brook <paul@codesourcery.com>
24673 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24674 extension instructions.
24676 2008-03-15 Richard Guenther <rguenther@suse.de>
24678 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24679 and fold constant aggregate refs.
24680 (fold_const_aggregate_ref): Handle string constants
24681 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24682 (evaluate_stmt): Simplify now that ccp_fold folds constant
24685 2008-03-15 Paul Brook <paul@codesourcery.com>
24687 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24688 (extzv): Use gen_extzv_t2.
24689 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24691 2008-03-15 Richard Guenther <rguenther@suse.de>
24693 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24694 (fold_const_aggregate_ref): Likewise.
24695 (get_value): Return NULL if we don't have any values.
24696 (ccp_finalize): Set const_val to NULL after freeing it.
24697 * tree-flow.h (get_symbol_constant_value): Declare.
24698 (fold_const_aggregate_ref): Likewise.
24699 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24701 2008-03-15 Richard Guenther <rguenther@suse.de>
24703 PR middle-end/35593
24704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24705 to not produce negative array indices if not allowed. Add
24706 parameter to indicate that.
24707 (maybe_fold_offset_to_component_ref): Allow negative array
24708 indices only for the first member of a structure.
24709 (maybe_fold_offset_to_reference): Allow negative array indices.
24710 (maybe_fold_stmt_addition): Likewise.
24712 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24713 Anatoly Sokolov <aesok@post.ru>
24715 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24716 (avr_arch): Add ARCH_AVR6.
24717 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24718 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24719 instead of fixed value 2.
24720 (print_operand_address): Use gs() asm specifier instead of pm().
24721 (avr_assemble_integer): (Ditto.).
24722 (avr_output_addr_vec_elt): (Ditto.).
24723 (print_operand): Handle "!" code.
24724 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24725 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24726 (AVR_HAVE_EIJMP_EICALL): Define.
24727 (AVR_3_BYTE_PC): Redefine.
24728 (AVR_2_BYTE_PC): (Ditto.).
24729 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24730 (LINK_SPEC): Add atmega2560 and atmega2561.
24731 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24733 * config/avr/avr.md (call_insn): Use eicall instead of icall
24734 for 3 byte PC devices.
24735 (call_value_insn): (Ditto.).
24736 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24737 (indirect_jump): Use only for for 2 byte PC devices.
24738 (*tablejump): (Ditto.).
24739 (*indirect_jump_avr6): Add insn.
24740 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24741 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24742 instead of ijmp for 3 byte PC devices.
24743 (__tablejump2__): (Ditto.).
24744 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24745 (MULITLIB_DIRNAMES): (Ditto.).
24746 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24748 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24750 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24751 "sse2_umulsidi3". Use V1DI mode for operand 0.
24752 ("mmx_psadbw"): Use V1DI mode for operand 0.
24753 * config/i386/i386-modes.def (V1SI): New vector mode.
24754 * config/i386/i386.c (struct builtin_description)
24755 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24756 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24757 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24758 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24759 v1di_ftype_v8qi_v8qi type.
24760 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24762 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24763 __builtin_ia32_pmuludq]: Fix the mode of return value.
24765 2008-03-15 Richard Guenther <rguenther@suse.de>
24767 PR middle-end/35595
24768 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24771 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24773 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24774 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24775 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24776 unless TARGET_SERIALIZE_VOLATILE is enabled.
24777 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24778 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24779 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24781 2008-03-14 Richard Guenther <rguenther@suse.de>
24783 PR tree-optimization/34172
24784 * tree-flow.h (refs_may_alias_p): Declare.
24785 (get_single_def_stmt): Likewise.
24786 (get_single_def_stmt_from_phi): Likewise.
24787 (get_single_def_stmt_with_phi): Likewise.
24788 * tree-dfa.c (refs_may_alias_p): New function.
24789 (get_single_def_stmt): Likewise.
24790 (get_single_def_stmt_from_phi): Likewise.
24791 (get_single_def_stmt_with_phi): Likewise.
24792 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24793 (vn_reference_lookup_1): New helper function.
24794 (vn_reference_lookup): Walk the virtual use-def chain to
24795 continue searching for a match if the def does not alias the
24796 reference we are looking for.
24798 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24800 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24801 archive and Perzl. Update The Written Word listing.
24803 2008-03-14 Richard Guenther <rguenther@suse.de>
24805 PR tree-optimization/34043
24806 PR tree-optimization/33989
24807 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24809 (bitmap_find_leader): Use extra argument to verify dominance
24810 relationship inside a basic-block.
24811 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24812 (find_leader_in_sets): Adjust.
24813 (create_component_ref_by_pieces): Take extra argument for
24814 dominance check, handle lookup failures.
24815 (find_or_generate_expression): Likewise.
24816 (create_expression_by_pieces): Likewise.
24817 (insert_into_preds_of_block): Adjust.
24818 (create_value_expr_from): If asked for, verify all operands
24819 are in the blocks AVAIL_OUT set.
24820 (make_values_for_stmt): Check for SSA_NAMEs that are life
24821 over an abnormal edge.
24822 (compute_avail): Remove such check.
24823 (do_SCCVN_insertion): New function.
24824 (eliminate): If we do not find a leader suitable for replacement
24825 insert a replacement expression from SCCVN if available.
24826 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24827 (struct vn_ssa_aux): Add needs_insertion flag.
24828 * tree-ssa-sccvn.c (may_insert): New global flag.
24829 (copy_reference_ops_from_ref): Value-number union member access
24830 based on its size, not type and member if insertion is allowed.
24831 (visit_reference_op_load): For a weak match from union type
24832 punning lookup a view-converted value and insert a SSA_NAME
24833 for that value if that is not found.
24834 (visit_use): Make dumps shorter. Do not disallow value numbering
24835 SSA_NAMEs that are life over an abnormal edge to constants.
24836 (free_scc_vn): Release inserted SSA_NAMEs.
24837 (run_scc_vn): New flag to specify whether insertion is allowed.
24838 Process SSA_NAMEs in forward order.
24839 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24840 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24841 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24842 pointer type to/from integral types that do not change the
24843 precision to regular conversions.
24845 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24847 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24848 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24849 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24850 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24851 input arguments and the mode of return value. Built-in functions
24852 that operate on whole 64-bit MMX register now use V1DI mode.
24854 2008-03-13 Alon Dayan <alond@il.ibm.com>
24855 Olga Golovanevsky <olga@il.ibm.com>
24857 PR tree-optimization/35041
24858 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24859 to locate the right position in a statement.
24861 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24865 * config/i386/xmmintrin.h: Change all static inline functions to
24866 extern inline and add __gnu_inline__ attribute.
24867 * config/i386/bmintrin.h: Ditto.
24868 * config/i386/smmintrin.h: Ditto.
24869 * config/i386/tmmintrin.h: Ditto.
24870 * config/i386/mmintrin-common.h: Ditto.
24871 * config/i386/ammintrin.h: Ditto.
24872 * config/i386/emmintrin.h: Ditto.
24873 * config/i386/pmmintrin.h: Ditto.
24874 * config/i386/mmintrin.h: Ditto.
24875 * config/i386/mm3dnow.h: Ditto.
24877 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24879 PR middle-end/35185
24880 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24881 (lower_omp_2): New function.
24882 (lower_omp_1, lower_omp): Rewritten.
24884 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24887 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24888 with the phrase "Microsoft Windows compilers".
24889 (Push/Pop Macro Pragmas): New subsection. Document
24890 #pragma push_macro and pragma pop_macro.
24892 2008-03-12 Paul Brook <paul@codesourcery.com>
24894 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24896 2008-03-12 Paul Brook <paul@codesourcery.com>
24898 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24899 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24900 (thumb2_addsi_shortim): Rename ...
24901 (thumb2_addsi_short): ... to this. Allow register operands.
24902 (thumb2_subsi_short): New pattern.
24903 (thumb2_one_cmplsi2_short,
24904 thumb2_negsi2_short): New patterns and peepholes.
24906 2008-03-12 Paul Brook <paul@codesourcery.com>
24908 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24910 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24912 * config/i386/i386.md (int_cond): New code iterator.
24914 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24915 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24916 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24917 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24918 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24919 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24920 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24921 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24923 2008-03-12 Paul Brook <paul@codesourcery.com>
24925 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24926 instead of {arm,thumb}_compute_save_reg_mask.
24927 (output_return_instruction): Ditto.
24928 (thumb_unexpanded_epilogue): Ditto.
24929 (thumb1_expand_prologue): Ditto.
24930 (thumb1_output_function_prologue): Ditto.
24931 (arm_set_return_address): Ditto.
24932 (thumb_set_return_address): Ditto.
24933 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24934 regs to achieve stack alignment.
24935 (thumb1_compute_save_reg_mask): Fix compiler warning.
24936 (arm_output_epilogue): Use offsets->saved_regs_mask.
24937 Adjust stack pointer by poping call clobered registers.
24938 (arm_expand_prologue): Use offsets->saved_regs_mask.
24939 Adjust stack pointer by pushing extra registers.
24940 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24942 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24945 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24946 conversion to the operands of a multiplication.
24948 2008-03-12 Richard Guenther <rguenther@suse.de>
24950 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24951 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24952 * timevar.def (TV_TREE_PHIPROP): Add.
24953 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24954 pass description. Use TV_TREE_PHIPROP.
24955 * tree-ssa-forwprop.c: Remove phiprop code.
24957 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24959 PR middle-end/35549
24960 * omp-low.c (maybe_lookup_decl): Constify first argument.
24961 (use_pointer_for_field): Change last argument from bool to
24962 omp_context *. Disallow shared copy-in/out in nested
24963 parallel if decl is shared in outer parallel too.
24964 (build_outer_var_ref, scan_sharing_clauses,
24965 lower_rec_input_clauses, lower_copyprivate_clauses,
24966 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24968 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24969 Ira Rosen <irar@il.ibm.com>
24971 * tree-vectorizer.c (free_stmt_vec_info): New function.
24972 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24973 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24974 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24975 * tree-vect-transform.c (vectorizable_conversion): Free
24976 vec_oprnds0 if it was allocated.
24977 (vect_permute_store_chain): Remove unused VECs.
24978 (vectorizable_store): Free VECs that are allocated in the..
24980 (vect_transform_strided_load, vectorizable_load): Likewise.
24981 (vect_remove_stores): Simplify the code.
24982 (vect_transform_loop): Move code to vect_remove_stores().
24983 Call vect_remove_stores() and free_stmt_vec_info().
24985 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24987 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24988 TARGET_HPUX. Revise comment.
24989 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24990 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24991 Use sr4 variant of `be' instruction when not generating PIC code.
24992 (attr_length_call): Adjust for above change.
24994 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24996 * ipa-reference.c (static_execute): Remove module_statics_const and
24997 associated setting code.
24999 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25002 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25003 predicate for operand 1.
25004 (paritysi2_cmp): Use register_operand predicate for operand 2.
25005 Use earlyclobber modifier for operand 1. Remove support for
25007 (paritydi2_cmp): Use register_operand predicate for operand 3.
25008 Use earlyclobber modifier for operand 1. Remove support for
25011 2008-03-11 Paul Brook <paul@codesourcery.com>
25012 Vladimir Prus <vladimir@codesourcery.com>
25014 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25015 (arm_compute_save_reg0_reg12_mask): Always
25016 check if register 11 must be saved. Always safe hard frame pointer
25017 when frame_pointer_needeed.
25018 (arm_compute_save_reg_mask): Save IP and PC
25019 only with apcs frames.
25020 (arm_output_epilogue): Adjust Thumb2 codepath to
25021 be also invoked and work for ARM non-apcs frames.
25022 (arm_expand_prologue): Don't bother saving IP
25023 for non-apcs frame, since it's not clobbered by
25024 prologue code. Implement non-apcs frame
25027 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25029 PR rtl-optimization/35281
25030 * expr.c (convert_move): Use a new pseudo for the intermediate
25031 from_mode->word_mode result.
25033 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25035 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25036 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25037 * toplev.c (compile_file): Don't call it.
25039 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25041 PR middle-end/35526
25042 * expr.c (store_expr): Call emit_block_move if the mode
25043 of "temp" RTX is BLKmode.
25045 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25046 Richard Guenther <rguenther@suse.de>
25048 PR tree-optimization/31358
25049 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25050 the step with a NULL_TREE.
25051 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25052 to sizetype if type is a pointer type.
25053 (add_candidate_1): Don't convert the base and step to
25054 the generic type if the orginal type is a pointer type.
25055 (add_iv_value_candidates): Use sizetype for the step
25056 if type is a pointer type.
25057 (cand_value_at): Likewise.
25058 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25060 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25061 Don't convert the tem affine to the type.
25062 (add_elt_to_tree): Use sizetype for the step if a pointer.
25063 Use POINTER_PLUS_EXPR for pointers.
25064 (aff_combination_to_tree): Use sizetype for the step if a
25067 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25069 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25070 Remove commutativity hint.
25072 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25076 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25077 errorneous type. Check that v is a VAR_DECL.
25079 PR middle-end/35099
25080 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25082 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25084 PR tree-optimization/35494
25085 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25086 may be overriden at link and run time.
25088 2008-03-10 Richard Guenther <rguenther@suse.de>
25090 PR tree-optimization/34677
25091 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25092 (poolify_tree): Likewise.
25093 (modify_expr_template): Likewise.
25094 (poolify_modify_stmt): Likewise.
25095 (insert_fake_stores): Handle all component-ref style stores
25096 in addition to INDIRECT_REF. Also handle complex types.
25097 Do not poolify the inserted load.
25098 (realify_fake_stores): Do not rebuild the tree but only
25099 make it a SSA_NAME copy.
25100 (init_pre): Remove initialzation of modify_expr_template.
25101 Do not allocate modify_expr_node_pool.
25102 (fini_pre): Do not free modify_expr_node_pool.
25104 2008-03-10 Paul Brook <paul@codesourcery.com>
25106 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25107 to avoid conflicts.
25109 2008-03-10 Paul Brook <paul@codesourcery.com>
25110 Mark Shinwell <shinwell@codesourcery.com>
25112 * config/arm/cortex-r4.md: New.
25113 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25115 * config/arm/arm.md: Include cortex-r4.md.
25116 (insn): Add smmls, sdiv and udiv values.
25117 (generic_sched): Don't use generic scheduling for Cortex-R4.
25118 (arm_issue_rate): New function.
25119 (TARGET_SCHED_ISSUE_RATE): Define.
25121 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25123 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25125 2008-03-10 Richard Guenther <rguenther@suse.de>
25127 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25128 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25130 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25132 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25133 Set default to true.
25135 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25137 * c.opt (Wsynth): Deprecate.
25138 * doc/invoke.texi (Option Summary, Warning Options): Document
25139 -Wno-format-contains-nul.
25141 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25144 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25145 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25147 2008-03-09 Ira Rosen <irar@il.ibm.com>
25149 * config/rs6000/rs6000.c (builtin_description): Rename vector
25150 left shift operations.
25151 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25152 (altivec_vsl<VI_char>): Rename to ...
25153 (ashl<mode>3): ... new name.
25154 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25156 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25158 2008-03-08 Richard Guenther <rguenther@suse.de>
25160 * coverage.h (tree_coverage_counter_addr): Declare.
25161 * coverage.c (tree_coverage_counter_addr): New function.
25162 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25163 before using again.
25164 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25165 (tree_gen_one_value_profiler): Likewise.
25166 (tree_gen_ic_profiler): Likewise.
25167 (tree_gen_average_profiler): Likewise.
25168 (tree_gen_ior_profiler): Likewise.
25170 2008-03-08 Richard Guenther <rguenther@suse.de>
25172 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25173 (vn_binary_op_insert): Likewise.
25174 (vn_unary_op_lookup): Likewise.
25175 (vn_unary_op_insert): Likewise.
25176 (vn_nary_op_lookup): Declare.
25177 (vn_nary_op_insert): Likewise.
25178 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25179 and binary hashes, use a single obstack for unary_op_pool
25180 and binary_op_pool.
25181 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25182 a single struct vn_nary_op_s. Store tree code length and
25183 a variable number of operands.
25184 (struct vn_reference_op_struct): Remove unused op2.
25185 (vn_reference_op_eq): Do not compare op2.
25186 (vn_reference_op_compute_hash): Do not compute hash of op2.
25187 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25188 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25189 with vn_nary_op_compute_hash.
25190 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25191 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25193 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25195 (visit_unary_op): Call nary functions.
25196 (visit_binary_op): Likewise.
25197 (process_scc): Adjust for struct vn_tables_s changes.
25198 (allocate_vn_table): Likewise.
25199 (free_vn_table): Likewise.
25200 * tree-vn.c (vn_add): Call nary functions.
25201 (vn_lookup): Likewise.
25203 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25206 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25207 wdst back after sync_compare_and_swapqhi_internal.
25209 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25212 * config/i386/i386-modes.def (V1DI): New vector mode.
25213 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25214 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25215 (MMXMODE248): Ditto.
25216 (MMXMODE): Add V1DI mode.
25217 (mmxvecsize): Change DI mode to V1DI mode.
25218 ("mov<mode>): Use MMXMODEI8 mode iterator.
25219 ("*mov<mode>_internal_rex64"): Ditto.
25220 ("*mov<mode>_internal"): Ditto.
25221 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25222 ("mmx_sub<mode>3"): Ditto.
25223 ("mmx_adddi3"): Remove insn pattern.
25224 ("mmx_subdi3"): Ditto.
25225 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25226 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25227 ("mmx_ashl<mode>3"): Ditto.
25228 ("mmx_lshrdi3"): Remove insn pattern.
25229 ("mmx_ashldi3"): Ditto.
25230 * config/i386/i386.c (classify_argument): Handle V1DImode.
25231 (function_arg_advance_32): Ditto.
25232 (function_arg_32): Ditto.
25233 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25234 mmx_addv1di3 insn pattern.
25235 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25236 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25237 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25238 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25239 Remove definitions of built-in functions.
25240 (V1DI_type_node): New node.
25241 (v1di_ftype_v1di_int): Ditto.
25242 (v1di_ftype_v1di_v1di): Ditto.
25243 (v2si_ftype_v2si_si): Ditto.
25244 (v4hi_ftype_v4hi_di): Remove node.
25245 (v2si_ftype_v2si_di): Ditto.
25246 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25247 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25248 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25249 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25250 Add new builtins using def_builtin_const.
25251 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25252 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25253 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25254 * config/i386/mmintrin.h (__v1di): New typedef.
25255 (_mm_add_si64): Cast arguments to __v1di type.
25256 (_mm_sub_si64): Ditto.
25257 (_mm_sll_pi16): Cast __count to __v4hi type.
25258 (_mm_sll_pi32): Cast __count to __v2si type.
25259 (_mm_sll_si64): Cast arguments to __v1di type.
25260 (_mm_srl_pi16): Cast __count to __v4hi type.
25261 (_mm_srl_pi32): Cast __count to __v2si type.
25262 (_mm_srl_si64): Cast arguments to __v1di type.
25263 (_mm_sra_pi16): Cast __count to __v4hi type.
25264 (_mm_sra_pi32): Cast __count to __v2si type.
25265 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25266 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25267 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25268 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25269 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25270 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25271 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25272 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25273 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25274 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25275 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25276 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25278 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25280 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25282 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25285 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25286 reg+const addressing for Altivec modes. Don't generate reg+reg
25287 addressing for TFmode or TDmode quantities.
25289 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25291 * c-common.c (vector_types_convertible_p): Call langhook
25292 instead of comptypes.
25294 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25297 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25298 integral and scalar float variables which have a
25301 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25303 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25304 dwarf_register_span hook when emitting unwind information for
25305 register-to-memory saves.
25306 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25307 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25309 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25311 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25312 for the same VAR_DECL.
25314 2008-03-06 Tom Tromey <tromey@redhat.com>
25316 * treelang: Delete.
25317 * doc/standards.texi (Standards): Don't mention treelang.
25318 * doc/invoke.texi (Overall Options): Don't mention treelang.
25319 * doc/install.texi (Prerequisites): Don't mention bison or
25321 (Configuration): Don't mention treelang.
25322 (Building): Likewise.
25323 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25325 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25327 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25328 word-extractions out of a multi-word object.
25330 2008-03-06 Richard Guenther <rguenther@suse.de>
25332 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25333 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25334 result type and precision.
25335 * expr.c (get_inner_reference): Set unsignedp based on the result
25336 type of BIT_FIELD_REF.
25337 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25338 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25339 (try_instantiate_multiple_fields): Likewise. Use the correct type
25341 (sra_build_assignment): Likewise.
25342 (sra_build_elt_assignment): Likewise.
25343 (sra_explode_bitfield_assignment): Likewise.
25344 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25345 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25346 set BIT_FIELD_REF_UNSIGNED.
25347 (vectorizable_load): Likewise.
25349 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25351 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25354 2008-03-06 Richard Guenther <rguenther@suse.de>
25356 * alias.c (struct alias_set_entry): Move has_zero_child field
25357 to pack with alias_set.
25359 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25361 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25364 2008-03-05 Ian Lance Taylor <iant@google.com>
25366 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25368 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25370 * fwprop.c (update_df): Support width and offset parameters of
25372 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25373 global_conflicts): Change DF_REF_EXTRACT to either
25374 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25375 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25376 * df-scan.c (df_ref_record, df_defs_record,
25377 df_ref_create_structure, df_def_record_1, df_uses_record,
25378 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25379 df_bb_refs_collect, df_entry_block_defs_collect,
25380 df_exit_block_uses_collect): Support new width and offset fields.
25381 (ref_extract_pool): New storage pool.
25382 (df_free_ref): New function.
25383 (df_reg_chain_unlink, df_free_collection_rec,
25384 df_sort_and_compress_refs): Call df_free_ref.
25385 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25387 (df_ref_create_structure): Allocate df_ref_extract if offset and
25388 width fields are used.
25389 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25390 (df_uses_record): Get offset and width from ZERO_EXTRACT
25392 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25393 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25394 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25395 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25396 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25397 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25398 (df_ref_extract): New structure.
25399 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25400 (df_ref_create): Add width and offset parameters.
25402 2008-03-05 Richard Guenther <rguenther@suse.de>
25404 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25405 Use ranges_overlap_p.
25406 (offset_overlaps_with_access): Rename
25407 to ranges_overlap_p and move ...
25408 * tree-flow-inline.h (ranges_overlap_p): ... here.
25410 * tree.h (get_inner_reference, handled_component_p): Update
25413 * tree.h (record_component_aliases, get_alias_set,
25414 alias_sets_conflict_p, alias_sets_must_conflict_p,
25415 objects_must_conflict_p): Move declarations ...
25416 * alias.h (record_component_aliases, get_alias_set,
25417 alias_sets_conflict_p, alias_sets_must_conflict_p,
25418 objects_must_conflict_p): ... here.
25419 Include coretypes.h.
25420 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25422 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25424 * cfg.c: Include tree-flow.h.
25425 (remove_edge_raw): Call redirect_edge_var_map_clear.
25426 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25427 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25428 (redirect_edge_var_map_result): New.
25429 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25430 PENDING_STMT use with redirect_edge_var_map_*.
25431 * tree-ssa.c (edge_var_maps): New definition.
25432 (redirect_edge_var_map_add): New.
25433 (redirect_edge_var_map_clear): New.
25434 (redirect_edge_var_map_dup): New.
25435 (redirect_edge_var_map_vector): New.
25436 (redirect_edge_var_map_destroy): New.
25437 (ssa_redirect_edge): Replace PENDING_STMT use with
25438 redirect_edge_var_map_*.
25439 (flush_pending_stmts): Same.
25440 (delete_tree_ssa): Destroy edge var map.
25441 * tree-flow.h (struct _edge_var_map): New.
25442 Define edge_var_map vector type.
25443 Declare redirect_edge_var_map_* prototypes.
25444 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25445 * tree-cfg.c (reinstall_phi_args): Replace
25446 PENDING_STMT use with redirect_edge_var_map_*.
25448 2008-03-05 Richard Guenther <rguenther@suse.de>
25450 PR tree-optimization/35472
25451 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25452 whose single use_stmt has a overlapping set of loaded and
25453 stored symbols as that use_stmt might be a noop assignment then.
25455 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25457 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25459 2008-03-05 Richard Guenther <rguenther@suse.de>
25462 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25463 should be constants.
25464 * tree-cfg.c (verify_expr): Verify it.
25465 * fold-const.c (fold_truthop): Remove code generating
25466 BIT_FIELD_REFs of structure bases.
25467 (fold_binary): Likewise.
25468 (fold_ternary): Position and size of BIT_FIELD_REFs are
25469 always host integers.
25470 (make_bit_field_ref): Remove.
25471 (optimize_bit_field_compare): Remove.
25472 (all_ones_mask_p): Remove.
25474 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25477 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25478 (split_block_and_df_analyze): New. Split basic block and rebuild
25480 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25482 (split_pattern_seq): Likewise.
25483 (erase_matching_seqs): Likewise.
25484 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25486 2008-03-04 Geoff Keating <geoffk@apple.com>
25488 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25489 declaration and code.
25490 (tree_invalid_nonnegative_warnv_p): Likewise.
25492 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25494 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25495 examples. Truncate option-names then causing overfull hbox.
25497 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25500 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25502 * configure: Rebuilt.
25504 2008-03-04 Rafael Espíndola <espindola@google.com>
25506 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25507 (tree_unary_nonnegative_warnv_p): New.
25508 (tree_binary_nonnegative_warnv_p): New.
25509 (tree_single_nonnegative_warnv_p): New.
25510 (tree_invalid_nonnegative_warnv_p): New.
25511 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25513 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25516 * opts.c (handle_option): Postpone 'unknown option' errors only for
25519 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25522 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25525 2008-03-04 Rafael Espíndola <espindola@google.com>
25527 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25528 (tree_binary_nonzero_warnv_p): New.
25529 (tree_single_nonzero_warnv_p): New.
25530 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25532 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25534 PR middle-end/35456
25535 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25536 transformations for modes that have signed zeros.
25537 * ifcvt.c (noce_try_abs): Ditto.
25539 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25541 * config/i386/i386.c (override_options): Force
25542 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25544 2008-03-04 Jan Hubicka <jh@suse.cz>
25547 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25550 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25552 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25553 label to probe the stack.
25555 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25557 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25558 (__gthr_win32_mutex_destroy): Declare.
25559 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25560 __gthr_win32_mutex_destroy.
25561 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25563 2008-03-03 Jan Hubicka <jh@suse.cz>
25566 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25567 aggressive on inlining cold calls.
25569 2008-03-03 Richard Guenther <rguenther@suse.de>
25571 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25572 struct copies into the expression table.
25573 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25574 (try_to_simplify): Likewise.
25575 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25576 integral and pointer arguments which do not change the
25577 precision to NOP_EXPRs.
25578 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25579 VIEW_CONVERT_EXPR case.
25581 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25583 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25584 defined in a loop at depth 0 is invariant.
25585 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25586 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25587 be called at loop depth 0.
25589 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25592 * gcc.c (process_command): Update copyright notice dates.
25593 * gcov.c (print_version): Likewise.
25594 * gcov-dump.c (print_version): Likewise.
25595 * mips-tfile.c (main): Likewise.
25596 * mips-tdump.c (main): Likewise.
25598 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25601 * c-common.c (flag_permissive): Delete.
25602 (constant_expression_warnings): Check flags first.
25603 (constant_expression_error): New.
25604 * c-common.h (flag_permissive): Delete.
25605 (constant_expression_error): Declare.
25606 * flags.h (flag_permissive): Declare. Update description.
25607 * diagnostic.c (pedwarn): Update.
25609 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25610 (permissive_error_kind): New.
25611 * toplev.c (flag_permissive): Define. Update description.
25612 * toplev.h (permissive_error_kind): Declare.
25613 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25614 (pedwarn_c90): Use pedantic_warning_kind.
25615 * c-opts.c (c_common_post_options): flag_permissive does not affect
25616 flag_pedantic_errors.
25618 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25620 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25621 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25622 __absvsi2, __absvDI2): Use unsigned arithmetic.
25624 2008-03-02 Andi Kleen <ak@suse.de>
25625 Richard Guenther <rguenther@suse.de>
25627 * struct-equiv.c: Remove file.
25628 * cfg_cleanup.c (condjump_equiv_p): Remove.
25629 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25630 (struct-equiv.o): Remove rule.
25631 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25632 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25633 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25635 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25637 * ifcvt.c (noce_process_if_block): Try to handle only the then
25638 block if the else block exists but isn't suitable.
25640 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25643 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25644 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25645 regression from previous patch.
25647 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25650 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25652 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25653 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25654 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25655 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25656 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25657 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25658 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25659 (__gthread_mutex_destroy_function): Rename to
25660 __gthread_mutex_destroy.
25661 * gthr-dce.h (__gthread_mutex_destroy): Call
25662 pthread_mutex_destroy.
25663 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25664 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25665 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25667 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25669 * df-scan.c (df_ref_chain_change_bb): Simplify.
25670 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25671 set_block_for_insn if there's any change.
25672 * df.h ((df_insn_change_bb): Fix prototype.
25673 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25674 df_insn_change_bb, don't call set_block_for_insn.
25675 * emit-rtl.c (reorder_insns): Likewise.
25676 * haifa-sched.c (move_insn): Likewise.
25678 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25680 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25682 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25684 * tree-flow-inline.h (next_readonly_imm_use): Return
25685 NULL_USE_OPERAND_P after the end.
25687 2008-03-01 Richard Guenther <rguenther@suse.de>
25689 PR tree-optimization/35411
25690 * tree-sra.c (sra_build_assignment): Split conversion to
25691 final type to a separate statement if we are not assigning
25694 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25696 * fold-const.c (fold_convertible_p): Correct the logic to follow
25697 that in fold_convert().
25699 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25702 * tree-inline.c (build_duplicate_type): When we make a
25703 duplicate type, make it unique in the canonical types system.
25705 2008-02-29 Tom Tromey <tromey@redhat.com>
25707 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25708 input_file_stack_history, input_file_stack_restored): Remove.
25709 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25710 * input.h (struct file_stack): Remove.
25711 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25712 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25714 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25716 (diagnostic_last_module_changed): Add 'map' argument.
25717 (diagnostic_set_last_function): Likewise.
25718 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25719 line map, not input_file_stack.
25720 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25722 2008-02-29 Paul Brook <paul@codesourcery.com>
25724 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25726 2008-02-29 Paul Brook <paul@codesourcery.com>
25728 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25730 2008-02-29 Richard Guenther <rguenther@suse.de>
25732 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25734 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25735 value for comparing for a store match.
25736 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25737 (try_to_simplify): Do not do a full-blown reference lookup.
25739 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25741 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25742 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25744 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25746 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25748 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25749 strides against cache sizes.
25751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25753 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25756 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25758 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25759 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25760 is smaller than the original promoted value.
25761 (simplify_subreg): If OP is a SUBREG, try to preserve its
25762 SUBREG_PROMOTED_VAR_P information.
25764 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25766 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25767 (VN_INFO_GET): Allocate new objects on the obstack.
25768 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25769 for rpo_numbers_temp, for consistency.
25770 (free_scc_vn): Free the obstack.
25772 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25774 * doc/invoke.texi: Document -ftree-loop-distribution.
25775 * tree-loop-distribution.c: New.
25776 * tree-pass.h (pass_loop_distribution): New.
25777 * graphds.h (struct graph): Add htab_t indices.
25778 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25779 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25780 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25781 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25782 * tree-data-ref.c (debug_data_dependence_relations): New.
25783 (dump_data_dependence_relation): Also print data references.
25784 (free_data_ref): Extern.
25785 (same_access_functions): Moved...
25786 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25787 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25788 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25789 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25790 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25791 (stmts_from_loop): Skip LABEL_EXPR.
25792 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25794 (build_rdg): Initialize rdg->indices htab.
25795 (free_rdg, stores_from_loop, ref_base_address,
25796 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25797 have_similar_memory_accesses_1, ref_base_address_1,
25798 remove_similar_memory_refs): New.
25799 * tree-data-ref.h: Depend on tree-chrec.h.
25800 (debug_data_dependence_relations, free_data_ref): Declared.
25801 (same_access_functions): ... here.
25802 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25804 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25805 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25806 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25807 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25808 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25809 rdg_vertex_for_stmt): Declared.
25810 (struct rdg_edge): Add level.
25812 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25813 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25815 (rdg_has_similar_memory_accesses): New.
25816 * tree-vect-analyze.c: Remove unused static decls.
25817 * lambda.h (dependence_level): New.
25818 * common.opt (ftree-loop-distribution): New.
25819 * tree-flow.h (mark_virtual_ops_in_bb,
25820 slpeel_tree_duplicate_loop_to_edge_cfg,
25821 rename_variables_in_loop): Declared.
25822 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25823 (OBJS-common): Add tree-loop-distribution.o.
25824 (tree-loop-distribution.o): New rule.
25825 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25826 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25827 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25829 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25832 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25833 other than structures and unions.
25835 2008-02-28 Richard Guenther <rguenther@suse.de>
25838 2008-02-26 Richard Guenther <rguenther@suse.de>
25840 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25841 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25842 (lookup_decl_from_uid): Declare.
25843 (remove_decl_from_map): Likewise.
25844 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25845 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25846 (decl_for_uid_map): New global hashtable mapping DECL_UID
25848 (init_ttree): Allocate it.
25849 (insert_decl_to_uid_decl_map): New helper function.
25850 (make_node_stat): Insert new decls into the map.
25851 (copy_node_stat): Likewise.
25852 (lookup_decl_from_uid): New function.
25853 (remove_decl_from_map): Likewise.
25854 (print_decl_for_uid_map_statistics): New helper.
25855 (dump_tree_statistics): Call it.
25857 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25858 (referenced_var_iterator): Adjust.
25859 (FOR_EACH_REFERENCED_VAR): Adjust.
25860 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25861 (num_referenced_vars): Adjust.
25862 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25863 (first_referenced_var): Remove.
25864 (end_referenced_vars_p): Likewise.
25865 (next_referenced_var): Likewise.
25866 (referenced_var_iterator_set): New helper function.
25867 * tree-dfa.c (referenced_var_lookup): Adjust.
25868 (referenced_var_check_and_insert): Likewise.
25869 (remove_referenced_var): Likewise.
25870 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25871 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25872 (verify_call_clobbering): Likewise.
25873 (verify_memory_partitions): Likewise.
25874 (init_tree_ssa): Allocate bitmap instead of hashtable for
25876 (delete_tree_ssa): Adjust.
25877 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25878 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25879 (compute_tag_properties): Likewise.
25880 (set_initial_properties): Likewise.
25881 (find_partition_for): Likewise.
25882 (update_reference_counts): Likewise.
25883 (dump_may_aliases_for): Likewise.
25884 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25885 (add_call_clobber_ops): Likewise.
25886 (add_call_read_ops): Likewise.
25887 (get_asm_expr_operands): Likewise.
25888 * tree-into-ssa.c (dump_decl_set): Likewise.
25889 (update_ssa): Likewise.
25890 * tree-sra.c (scan_function): Likewise.
25891 (decide_instantiations): Likewise.
25892 (scalarize_parms): Likewise.
25893 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25894 (dsa_named_for): Likewise.
25895 * tree-ssa-structalias.c (update_alias_info): Likewise.
25896 (merge_smts_into): Likewise.
25898 2008-02-27 David Daney <ddaney@avtrex.com>
25901 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25902 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25903 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25904 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25905 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25907 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25910 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25911 (BUILT_IN_NEXTTOWARD): Remove.
25912 (BUILT_IN_NEXTTOWARDF): Ditto.
25913 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25914 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25916 2008-02-27 Tom Tromey <tromey@redhat.com>
25918 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25919 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25921 2008-02-27 Jan Beulich <jbeulich@novell.com>
25923 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25924 update the respective field on newdecl.
25926 2008-02-27 Revital Eres <eres@il.ibm.com>
25928 PR rtl-optimization/34999
25929 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25930 crossing edges that ends with a call insn.
25931 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25932 call insn and clear the EDGE_CROSSING flag of the crossing edge
25933 when fixing fallthru edges.
25935 2008-02-27 Richard Guenther <rguenther@suse.de>
25937 PR middle-end/35390
25938 * fold-const.c (fold_unary): Return the correct argument,
25939 converted to the result type.
25941 2008-02-27 Richard Guenther <rguenther@suse.de>
25943 PR middle-end/34971
25944 * expr.c (expand_expr_real_1): Assert on rotates that operate
25946 * fold-const.c (fold_binary): Use the types precision, not the
25947 bitsize of the mode if folding rotate expressions. Build rotates
25948 only for full modes.
25950 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25952 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25953 and CPP_PRAGMA_EOL.
25954 * c-pragma.c (pragma_ns_name): New typedef.
25955 (registered_pp_pragmas): New variable.
25956 (c_pp_lookup_pragma): New function.
25957 (c_register_pragma_1): If flag_preprocess_only, do nothing
25958 for non-expanded pragmas, for expanded ones push pragma's
25959 namespace and name into registered_pp_pragmas vector.
25960 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25961 flag_preprocess_only, don't register GCC pch_preprocess
25962 pragma if flag_preprocess_only.
25963 * c-opts.c (c_common_init): Call init_pragma even if
25964 flag_preprocess_only.
25965 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25966 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25967 cpp_register_pragma if flag_preprocess_only.
25969 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25972 * c-parser.c (c_parser_translation_unit): Warn for empty
25973 translation unit, not empty source file.
25975 2008-02-26 Paul Brook <paul@codesourcery.com>
25977 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25978 operand for Thumb-2.
25979 * config/arm/arm.h (reg_class): Add CORE_REGS.
25980 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25981 (BASE_REG_CLASS): Use CORE_REGS.
25982 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25983 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25984 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25985 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25986 ARM_REGNO_OK_FOR_INDEX_P.
25987 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25988 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25989 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25990 (ldm/stm peepholes): Ditto.
25991 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25992 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25993 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25994 * config/arm/constraints.md: Enable "k" constraint on ARM.
25996 2008-02-27 Ben Elliston <bje@au.ibm.com>
25998 * config/rs6000/rs6000.c: Annotate cache line size field in all
25999 instances of struct processor_costs.
26001 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26003 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26004 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26005 jump_bypass): New counters.
26006 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26007 * dce.c (gate_ud_dce): Same.
26008 (gate_fast_dce): Same.
26009 * dse.c (gate_dse1): New function.
26010 (gate_dse2): New function.
26011 (gate_dse): Merge results of new gate functions.
26012 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26013 (gate_handle_jump_bypass): Add dbg_cnt.
26014 (gate_handle_gcse): Add dbg_cnt.
26015 * ifcvt.c (gate_handle_if_conversion): Same.
26016 (gate_handle_if_after_combine): Same.
26017 (gate_handle_if_after_reload): Same.
26018 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26020 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26022 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26024 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26026 2008-02-26 Jason Merrill <jason@redhat.com>
26029 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26030 alone if it's the naming decl for the type's main variant.
26032 2008-02-26 Tom Tromey <tromey@redhat.com>
26034 * system.h (USE_MAPPED_LOCATION): Poison.
26035 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26036 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26037 (make_goto_expr_edges): Likewise.
26038 (remove_bb): Likewise.
26039 (execute_warn_function_return): Likewise.
26040 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26042 * c-common.c (fname_decl): Remove old location code.
26043 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26045 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26047 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26048 (gen_rtx_ASM_INPUT): Likewise.
26049 (gen_rtx_ASM_INPUT_loc): Likewise.
26050 (get_rtx_asm_OPERANDS): Remove.
26051 * cfglayout.c (insn_locators_alloc): Remove old location code.
26052 (set_curr_insn_source_location): Likewise.
26053 (curr_insn_locator): Likewise.
26054 * print-tree.c (print_node): Remove old location code.
26055 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26056 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26057 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26058 location_from_locus.
26059 (construct_exit_block): Remove old location code.
26060 * emit-rtl.c (force_next_line_note): Remove old location code.
26061 * profile.c (branch_prob): Remove old location code.
26062 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26063 LOC_LINE): Remove old-location variants.
26064 * langhooks.c (lhd_print_error_function): Remove old location
26066 * configure, config.in: Rebuilt.
26067 * configure.ac (--enable-mapped-location): Remove.
26068 * c-decl.c (c_init_decl_processing): Remove old location code.
26069 (finish_function): Likewise.
26070 * recog.c (decode_asm_operands): Remove old location code.
26071 * c-pch.c (c_common_read_pch): Remove old location code.
26072 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26074 * gimple-low.c (lower_function_body): Remove old location code.
26075 * toplev.c (unknown_location): Remove.
26076 (push_srcloc): Remove old-location variant.
26077 (process_options): Remove old location code.
26078 (lang_dependent_init): Likewise.
26079 * input.h (UNKNOWN_LOCATION): Move definition.
26080 (location_t): Undeprecate.
26081 (source_locus): Remove.
26082 (location_from_locus): Remove.
26083 (struct location_s): Remove.
26084 Remove all old-location code.
26085 (input_line, input_filename): Remove.
26086 * final.c (final_scan_insn): Remove old location code.
26087 * diagnostic.c (diagnostic_build_prefix): Remove
26088 USE_MAPPED_LOCATION test.
26089 * tree.h (gimple_stmt) <locus>: Now a location_t.
26090 (tree_exp) <locus>: Likewise.
26091 (DECL_IS_BUILTIN): Remove old-location variant.
26092 (annotate_with_file_line, annotate_with_locus): Likewise.
26093 (expr_locus, set_expr_locus): Update.
26094 * tree.c (build1_stat): Remove old location code.
26095 (last_annotated_node): Remove.
26096 (annotate_with_file_line): Remove old-location variant.
26097 (annotate_with_locus): Likewise.
26098 (expr_location): Remove old location code.
26099 (set_expr_location): Likewise.
26100 (expr_has_location): Likewise.
26101 (expr_locus): Likewise.
26102 (set_expr_locus): Likewise.
26103 (expr_filename): Don't use location_from_locus.
26104 (expr_lineno): Likewise.
26105 * rtl-error.c (location_for_asm): Remove old location code.
26106 * c-lex.c (cb_line_change): Remove old location code.
26107 (fe_file_change): Likewise.
26108 (cb_def_pragma): Likewise.
26109 (c_lex_with_flags): Likewise.
26110 * gengtype.c (do_typedef): Don't special-case location types.
26111 (define_location_structures): Remove.
26112 (main): Don't call define_location_structures.
26113 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26116 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26119 * builtins.def (BUILT_IN_STDARG_START): Remove.
26120 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26121 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26122 * tree-inline.c (inline_forbidden_p_1): Likewise.
26124 2008-02-26 Richard Guenther <rguenther@suse.de>
26126 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26127 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26128 (lookup_decl_from_uid): Declare.
26129 (remove_decl_from_map): Likewise.
26130 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26131 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26132 (decl_for_uid_map): New global hashtable mapping DECL_UID
26134 (init_ttree): Allocate it.
26135 (insert_decl_to_uid_decl_map): New helper function.
26136 (make_node_stat): Insert new decls into the map.
26137 (copy_node_stat): Likewise.
26138 (lookup_decl_from_uid): New function.
26139 (remove_decl_from_map): Likewise.
26140 (print_decl_for_uid_map_statistics): New helper.
26141 (dump_tree_statistics): Call it.
26143 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26144 (referenced_var_iterator): Adjust.
26145 (FOR_EACH_REFERENCED_VAR): Adjust.
26146 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26147 (num_referenced_vars): Adjust.
26148 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26149 (first_referenced_var): Remove.
26150 (end_referenced_vars_p): Likewise.
26151 (next_referenced_var): Likewise.
26152 (referenced_var_iterator_set): New helper function.
26153 * tree-dfa.c (referenced_var_lookup): Adjust.
26154 (referenced_var_check_and_insert): Likewise.
26155 (remove_referenced_var): Likewise.
26156 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26158 (verify_call_clobbering): Likewise.
26159 (verify_memory_partitions): Likewise.
26160 (init_tree_ssa): Allocate bitmap instead of hashtable for
26162 (delete_tree_ssa): Adjust.
26163 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26165 (compute_tag_properties): Likewise.
26166 (set_initial_properties): Likewise.
26167 (find_partition_for): Likewise.
26168 (update_reference_counts): Likewise.
26169 (dump_may_aliases_for): Likewise.
26170 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26171 (add_call_clobber_ops): Likewise.
26172 (add_call_read_ops): Likewise.
26173 (get_asm_expr_operands): Likewise.
26174 * tree-into-ssa.c (dump_decl_set): Likewise.
26175 (update_ssa): Likewise.
26176 * tree-sra.c (scan_function): Likewise.
26177 (decide_instantiations): Likewise.
26178 (scalarize_parms): Likewise.
26179 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26180 (dsa_named_for): Likewise.
26181 * tree-ssa-structalias.c (update_alias_info): Likewise.
26182 (merge_smts_into): Likewise.
26184 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26187 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26188 * c-opts.c (c_common_handle_option): Wall enables
26189 Wvolatile-register-var.
26190 * common.opt: Move Wvolatile-register-var to...
26193 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26195 * common.opt (Wlarger-than=): New.
26196 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26198 * opts.c (common_handle_option): Handle -Wlarger-than=.
26199 * optc-gen.awk: Likewise.
26200 * opth-gen.awk: Likewise.
26201 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26202 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26204 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26206 * c-common.c (match_case_to_enum_1): Add appropriate
26207 OPT_W* parameter to warning.
26208 (c_do_switch_warnings): Likewise.
26209 * c-typeck.c (warning_init): Add one more parameter following
26210 'warning' function.
26211 (push_init_level): Update call to warning_init.
26212 (pop_init_level): Likewise.
26213 (add_pending_init): Likewise.
26214 (output_init_element: Likewise.
26216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26219 * toplev.c (toplev_main): If there are warnings or error, print
26220 errors for ignored options.
26221 * opts.c (ignored_options): New static variable.
26222 (postpone_unknown_option_error): New.
26223 (print_ignored_options): New.
26224 (handle_option): Postpone errors for unknown -Wno-* options.
26225 * opts.h (print_ignored_options): Declare.
26227 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26229 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26232 2008-02-25 Richard Guenther <rguenther@suse.de>
26235 2008-02-25 Richard Guenther <rguenther@suse.de>
26237 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26238 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26239 (lookup_decl_from_uid): Declare.
26240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26242 (decl_for_uid_map): New global hashtable mapping DECL_UID
26244 (init_ttree): Allocate it.
26245 (insert_decl_to_uid_decl_map): New helper function.
26246 (make_node_stat): Insert new decls into the map.
26247 (copy_node_stat): Likewise.
26248 (lookup_decl_from_uid): New function.
26249 (print_decl_for_uid_map_statistics): New helper.
26250 (dump_tree_statistics): Call it.
26252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26253 (referenced_var_iterator): Adjust.
26254 (FOR_EACH_REFERENCED_VAR): Adjust.
26255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26256 (num_referenced_vars): Adjust.
26257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26258 (first_referenced_var): Remove.
26259 (end_referenced_vars_p): Likewise.
26260 (next_referenced_var): Likewise.
26261 (referenced_var_iterator_set): New helper function.
26262 * tree-dfa.c (referenced_var_lookup): Adjust.
26263 (referenced_var_check_and_insert): Likewise.
26264 (remove_referenced_var): Likewise.
26265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26267 (verify_call_clobbering): Likewise.
26268 (verify_memory_partitions): Likewise.
26269 (init_tree_ssa): Allocate bitmap instead of hashtable for
26271 (delete_tree_ssa): Adjust.
26272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26274 (compute_tag_properties): Likewise.
26275 (set_initial_properties): Likewise.
26276 (find_partition_for): Likewise.
26277 (update_reference_counts): Likewise.
26278 (dump_may_aliases_for): Likewise.
26279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26280 (add_call_clobber_ops): Likewise.
26281 (add_call_read_ops): Likewise.
26282 (get_asm_expr_operands): Likewise.
26283 * tree-into-ssa.c (dump_decl_set): Likewise.
26284 (update_ssa): Likewise.
26285 * tree-sra.c (scan_function): Likewise.
26286 (decide_instantiations): Likewise.
26287 (scalarize_parms): Likewise.
26288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26289 (dsa_named_for): Likewise.
26290 * tree-ssa-structalias.c (update_alias_info): Likewise.
26291 (merge_smts_into): Likewise.
26293 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26296 * doc/invoke.texi (-fcx-limited-range): Document new option.
26297 * toplev.c (process_options): Handle -fcx-fortran-rules.
26298 * common.opt: Add documentation for -fcx-fortran-rules.
26300 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26303 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26304 actual behaviour and C99.
26306 2008-02-26 Ben Elliston <bje@au.ibm.com>
26308 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26309 (ASM_CPU_POWER6_SPEC): Likewise.
26310 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26311 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26312 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26314 2008-02-25 Richard Guenther <rguenther@suse.de>
26316 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26317 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26318 (lookup_decl_from_uid): Declare.
26319 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26320 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26321 (decl_for_uid_map): New global hashtable mapping DECL_UID
26323 (init_ttree): Allocate it.
26324 (insert_decl_to_uid_decl_map): New helper function.
26325 (make_node_stat): Insert new decls into the map.
26326 (copy_node_stat): Likewise.
26327 (lookup_decl_from_uid): New function.
26328 (print_decl_for_uid_map_statistics): New helper.
26329 (dump_tree_statistics): Call it.
26331 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26332 (referenced_var_iterator): Adjust.
26333 (FOR_EACH_REFERENCED_VAR): Adjust.
26334 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26335 (num_referenced_vars): Adjust.
26336 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26337 (first_referenced_var): Remove.
26338 (end_referenced_vars_p): Likewise.
26339 (next_referenced_var): Likewise.
26340 (referenced_var_iterator_set): New helper function.
26341 * tree-dfa.c (referenced_var_lookup): Adjust.
26342 (referenced_var_check_and_insert): Likewise.
26343 (remove_referenced_var): Likewise.
26344 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26345 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26346 (verify_call_clobbering): Likewise.
26347 (verify_memory_partitions): Likewise.
26348 (init_tree_ssa): Allocate bitmap instead of hashtable for
26350 (delete_tree_ssa): Adjust.
26351 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26353 (compute_tag_properties): Likewise.
26354 (set_initial_properties): Likewise.
26355 (find_partition_for): Likewise.
26356 (update_reference_counts): Likewise.
26357 (dump_may_aliases_for): Likewise.
26358 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26359 (add_call_clobber_ops): Likewise.
26360 (add_call_read_ops): Likewise.
26361 (get_asm_expr_operands): Likewise.
26362 * tree-into-ssa.c (dump_decl_set): Likewise.
26363 (update_ssa): Likewise.
26364 * tree-sra.c (scan_function): Likewise.
26365 (decide_instantiations): Likewise.
26366 (scalarize_parms): Likewise.
26367 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26368 (dsa_named_for): Likewise.
26369 * tree-ssa-structalias.c (update_alias_info): Likewise.
26370 (merge_smts_into): Likewise.
26372 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26375 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26376 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26377 * alias.h (nonoverlapping_memrefs_p): Likewise.
26379 2008-02-25 Jan Beulich <jbeulich@novell.com>
26381 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26382 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26383 __emultls_get_address, __emultls_register_common,
26384 __floatundi?f, and _Unwind_GetIPInfo.
26385 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26386 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26387 (gen_regparm_prefix): Likewise.
26388 (i386_nlm_encode_section_info): Sync with
26389 config/i386/winnt.c:i386_pe_encode_section_info().
26390 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26391 i386_nlm_mangle_decl_assembler_name): New.
26392 (netware_override_options): New.
26393 * config/i386/netware.h (netware_override_options): Declare.
26394 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26395 (i386_nlm_mangle_decl_assembler_name): Declare.
26396 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26398 2008-02-25 Ben Elliston <bje@au.ibm.com>
26401 * c-decl.c (grokdeclarator): Remove unused local variables
26402 `typedef_type' and `type_as_written'.
26404 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26405 unused local variable `has_hot_blocks'.
26406 (fix_crossing_conditional_branches): Remove unused local variable
26409 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26411 PR middle-end/19984
26412 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26413 using DEF_C99_BUILTIN.
26414 (BUILT_IN_NANF): Ditto.
26415 (BUILT_IN_NANL): Ditto.
26417 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26418 Revital Eres <eres@il.ibm.com>
26420 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26421 regarding the order of two dependent insns in the same row.
26423 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26425 * stor-layout.c (layout_decl): Do not bump the alignment of a
26426 bit-field to more than byte alignment if it is packed.
26428 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26430 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26433 2008-02-24 Diego Novillo <dnovillo@google.com>
26435 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26438 * tree-vrp.c (vrp_evaluate_conditional): With
26439 -Wtype-limits, emit a warning when comparing against a
26440 constant outside the natural range of OP0's type.
26441 * c.opt (Wtype-limits): Move ...
26442 * common.opt (Wtype-limits): ... here.
26444 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26446 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26447 * config/rs6000/e300c2c3.md: New file.
26448 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26450 (rs6000_override_options): Add e300c2 and e300c3 cases to
26451 processor_target_table. Do not allow usage of Altivec or Spe
26452 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26453 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26454 * config/rs6000/rs6000.h (processor_type): Add
26455 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26456 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26457 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26458 and ppce300c3. Include e300c2c3.md.
26460 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26462 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26463 instead of TARGET_STRICT_ALIGN.
26465 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26467 * explow.c (memory_address): Assert that the generated address is
26470 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26473 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26474 * config/darwin-ppc-ldouble-patch.def: New file.
26475 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26476 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26477 SUBTARGET_INIT_BUILTINS if defined.
26478 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26481 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26484 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26485 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26487 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26490 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26491 file" warning condtional on -Winvalid-PCH.
26493 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26495 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26497 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26502 prevent reload from using MMX registers.
26503 (*mov<mode>_internal): Ditto.
26504 (*movv2sf_internal_rex64): Ditto.
26505 (*movv2sf_internal): Ditto.
26507 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26509 PR documentation/31569
26510 * doc/install.texi2html: Use makeinfo --no-number-sections.
26512 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26514 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26515 ensure that we can address an entire entity > 8 bytes. Don't
26516 generate reg+reg addressing for such data.
26518 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26520 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26521 strings when optimizing for size, unless the target cares about
26524 2008-02-22 Tom Tromey <tromey@redhat.com>
26526 * regclass.c (current_pass): Remove declaration.
26528 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26530 * config/avr/libgcc.S (__RAMPZ__): Define.
26531 (__do_copy_data): Add for devices with 128KB code memory.
26533 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26535 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26537 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26539 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26541 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26544 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26547 * c-typeck.c (build_binary_op): Warn about floating point
26548 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26550 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26553 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26554 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26556 (rs6000_override_options): Set altivec_abi as default, not override,
26557 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26558 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26559 is used; use new member spe_abi.
26560 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26561 spe_abi and altivec_abi.
26563 2008-02-22 Tomas Bily <tbily@suse.cz>
26565 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26567 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26570 * config.build (build_file_translate): Set to `CMD //c' only if
26572 * Makefile.in (build_file_translate): Improve comment.
26574 2008-02-21 Jan Hubicka <jh@suse.cz>
26576 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26577 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26578 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26580 2008-02-21 Michael Matz <matz@suse.de>
26583 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26585 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26587 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26588 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26589 as insn constraint.
26590 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26591 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26592 SSE_VEC_FLOAT_MODE_P as insn constraint.
26593 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26594 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26595 sse4a_movntdf using MODEF mode iterator.
26596 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26597 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26598 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26599 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26600 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26601 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26602 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26604 2008-02-21 Richard Guenther <rguenther@suse.de>
26606 * tree.def (PAREN_EXPR): New tree code.
26607 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26609 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26610 * expr.c (expand_expr_real_1): Likewise.
26611 * tree-inline.c (estimate_num_insns_1): Likewise.
26612 * tree-complex.c (expand_complex_move): Likewise.
26613 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26616 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26619 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26621 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26624 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26626 * config/sh/sh.c (find_barrier): Don't go past
26627 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26629 2008-02-20 DJ Delorie <dj@redhat.com>
26631 * config/h8300/h8300.md (insv): Force source operand to be a register.
26633 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26634 as a jump, not as a plain insn.
26636 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26638 * doc/invoke.texi (Warning Options): Add new option
26639 -Wframe-larger-than=.
26640 (-Wframe-larger-than): Document.
26642 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26643 Add declarations for new option variables.
26645 * final.c (final_start_function): Check the frame size
26646 before emission and issue a Wframe-larger-than warning.
26648 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26649 Add definitions for new option variables.
26650 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26652 * common.opt (Wframe-larger-than=): New option.
26654 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26656 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26657 (<sse>_div<mode>3): Ditto.
26658 (<sse>_vmdiv<mode>3): Ditto.
26659 (<sse>_vmsqrt<mode>2): Ditto.
26660 (*smax<mode>3): Ditto.
26661 (sse5_frcz<mode>2): Ditto.
26662 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26663 as insn constraint.
26665 2008-02-20 Richard Guenther <rguenther@suse.de>
26667 PR middle-end/35265
26668 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26669 be happy with INTEGRAL_TYPE_P.
26671 2008-02-20 Richard Guenther <rguenther@suse.de>
26673 * fold-const.c (split_tree): Associate floatig-point expressions
26674 if flag_associative_math is set.
26676 2008-02-20 Richard Guenther <rguenther@suse.de>
26678 * tree.h (fold_real_zero_addition_p): Declare.
26679 * fold-const.c (fold_real_zero_addition_p): Export.
26680 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26681 floating-point operations with zero and one.
26683 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26685 * doc/install.texi: Correct references to CFLAGS, replacing them
26686 with BOOT_CFLAGS. Document flags used during bootstrap for
26689 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26691 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26692 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26693 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26695 (smin<mode>3): Ditto from similar patterns.
26696 (smax<mode>3): Ditto.
26697 (*ieee_smin<mode>3): Ditto.
26698 (*ieee_smax<mode>3): Ditto.
26699 * config/i386/sse.md (sse): New mode attribute.
26700 (mov<mode>): Macroize expander from movv4sf and movv2df using
26701 SSEMODEF2P mode iterator.
26702 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26703 SSE_VEC_FLOAT_MODE_P as insn constraint.
26704 (storent<mode>): Ditto.
26705 (storent<mode>): Macroize expander from storentsf and storentdf using
26706 MODEF mode iterator.
26707 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26708 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26709 (abs<mode>2): Ditto from similar patterns.
26710 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26711 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26712 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26713 (<sse>_vmsqrt<mode>2): Ditto.
26714 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26715 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26716 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26717 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26718 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26719 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26720 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26722 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26723 iterator and SSE_FLOAT_MODE_P as insn constraint.
26724 (<sse>_ucomi): Ditto from similar patterns.
26725 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26726 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26727 SSE_VEC_FLOAT_MODE_P as insn constraint.
26728 (vcond<mode>): Ditto from similar patterns.
26729 (and<mode>3, *and<mode>3): Ditto.
26730 (<sse>_nand<mode>3): Ditto.
26731 (ior<mode>3, *ior<mode>3): Ditto.
26732 (xor<mode>3, *xor<mode>3): Ditto.
26733 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26734 iterator and SSE_FLOAT_MODE_P as insn constraint.
26735 (*nand<mode>3): Ditto from similar patterns.
26736 (*ior<mode>3): Ditto.
26737 (*xor<mode>3): Ditto.
26739 2008-02-20 Ira Rosen <irar@il.ibm.com>
26741 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26742 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26743 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26745 2008-02-19 Jan Hubicka <jh@suse.cz>
26747 * predict.c (tree_bb_level_predictions): Remove variable next
26748 mistakely introduced by previous commit.
26750 2008-02-19 Jan Hubicka <jh@suse.cz>
26752 * predict.c (predict_paths_leading_to): Rewrite.
26753 (predict_paths_for_bb): New.
26754 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26756 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26759 * Makefile.in (build_file_translate): New.
26760 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26761 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26762 * configure.ac (build_file_translate): Substitute it.
26763 * configure: Regenerate.
26765 2008-02-19 Jan Hubicka <jh@suse.cz>
26767 PR rtl-optimization/34408
26768 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26771 2008-02-19 Jan Hubicka <jh@suse.cz>
26773 PR middle-end/28779
26774 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26777 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26780 * config/i386/i386-modes.def: Revert the last DI alignment
26781 change until Ada people can look into it.
26783 2008-02-19 Nick Clifton <nickc@redhat.com>
26785 * opts.c (print_specific_help): Fix typo in --help text.
26787 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26790 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26791 32-bit inline asm without asm alternatives for host GCC < 3.0.
26793 2008-02-19 Richard Guenther <rguenther@suse.de>
26795 PR tree-optimization/34989
26796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26797 Allow propagation to INDIRECT_REF if we can simplify only.
26799 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26801 * c-common.c (warn_for_collisions_1): Use appropriate option when
26804 2008-02-19 Nick Clifton <nickc@redhat.com>
26807 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26808 (handle_options): Fix indentation.
26809 (print_filtered_help): If no language-specific options were
26810 displayed tell the user how to list all the options supported by
26811 the language's front-end.
26812 (print_specific_help): Fix indentation and remove duplicate line.
26813 (common_handle_option): Handle the -v option.
26814 For --help enable the display of undocumented options if the -v
26815 switch has been included on the command line.
26816 For --help= check for overlaps in the arguments between the option
26817 classes and the language names and issue a warning when they
26818 cannot be disambiguated.
26819 * c.opt (v): Pass on to the common option handler.
26821 2008-02-19 Revital Eres <eres@il.ibm.com>
26823 * modulo-sched.c (sms_schedule): Change dump message when
26824 create_ddg function fails.
26825 (try_scheduling_node_in_cycle): Rename row to cycle.
26826 (print_partial_schedule): Rename CYCLE to ROW.
26828 2008-02-19 Christian Bruel <christian.bruel@st.com>
26829 Zdenek Dvorak <ook@ucw.cz>
26831 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26833 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26836 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26837 (*x86_movdicc_0_m1_se): Ditto.
26839 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26841 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26842 (CMPtype): Define as __gcc_CMPtype.
26843 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26844 (CMPtype): Define as __gcc_CMPtype.
26846 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26848 Support valgrind 3.3 for --enable-checking=valgrind.
26849 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26851 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26852 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26853 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26854 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26855 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26856 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26857 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26859 * ggc-zone.c: Similar.
26860 * ggc-page.c: Similar.
26862 2008-02-19 Paul Brook <paul@codesourcery.com>
26865 * config/arm/ieee754-df.S: Fix do_it typo.
26866 * config/arm/ieee754-sf.S: Fix do_it typo.
26868 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26871 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26872 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26873 (OPTION_MASK_ISA_SSE_SET): Likewise.
26874 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26875 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26876 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26877 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26878 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26879 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26880 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26881 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26882 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26883 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26884 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26885 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26886 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26887 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26888 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26889 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26890 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26891 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26892 (OPTION_MASK_ISA_SSE4): Removed.
26893 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26894 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26895 (override_options): Don't turn on implied SSE/MMX bits in
26898 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26900 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26903 2008-02-18 Joey Ye <joey.ye@intel.com>
26905 PR middle-end/34921
26906 * tree-nested.c (insert_field_into_struct): Set type alignment
26907 to field alignment if the former is less than the latter.
26909 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26911 * BASE-VER: Set to 4.4.0.
26913 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26915 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26916 * doc/cfg.texi: Likewise.
26917 * doc/extend.texi: Likewise.
26918 * doc/gty.texi: Likewise.
26919 * doc/invoke.texi: Likewise.
26920 * doc/loop.texi: Likewise.
26921 * doc/md.texi: Likewise.
26922 * doc/passes.texi: Likewise.
26923 * doc/rtl.texi: Likewise.
26924 * doc/sourcebuild.texi: Likewise.
26925 * doc/tm.texi: Likewise.
26926 * doc/tree-ssa.texi: Likewise.
26928 2008-02-17 Richard Guenther <rguenther@suse.de>
26930 PR middle-end/35227
26931 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26932 without default definition.
26934 2008-02-17 Richard Guenther <rguenther@suse.de>
26936 PR tree-optimization/35231
26937 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26940 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26943 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26944 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26945 libgcc_cmp_return mode.
26947 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26950 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26952 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26954 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26957 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26959 * doc/c-tree.texi: Use `@.' where appropriate.
26960 * doc/extend.texi: Likewise.
26961 * doc/install.texi: Likewise.
26962 * doc/invoke.texi: Likewise.
26963 * doc/loop.texi: Likewise.
26964 * doc/makefile.texi: Likewise.
26965 * doc/md.texi: Likewise.
26966 * doc/passes.texi: Likewise.
26967 * doc/standards.texi: Likewise.
26968 * doc/tm.texi: Likewise.
26970 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26972 PR middle-end/35196
26973 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26975 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26976 rather than in entry_bb.
26978 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26980 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26981 libgcc_cmp_return mode.
26983 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26985 PR middle-end/35130
26986 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26987 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26989 2008-02-15 Richard Guenther <rguenther@suse.de>
26990 Zdenek Dvorak <ook@ucw.cz>
26992 PR tree-optimization/35164
26993 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26994 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26995 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26996 Only propagate addresses which do not have abnormal SSA_NAMEs
26999 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27002 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27004 2008-02-15 Jan Hubicka <jh@suse.cz>
27006 PR middle-end/35149
27007 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27009 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27011 PR middle-end/34621
27012 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27013 when calculating alignment_pad.
27015 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27017 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27018 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27019 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27020 and STACK_BOUNDARY define.
27022 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27024 PR preprocessor/35061
27025 * c-pragma.c (handle_pragma_pop_macro): Check that
27026 pushed_macro_table has been allocated.
27028 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27030 PR middle-end/35136
27031 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27032 (force_gimple_operand): Likewise.
27033 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27034 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27035 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27036 (find_interesting_uses_address): Check addressability and alignment
27037 of the base expression only after substituting bases of IVs into it.
27039 2008-02-14 Michael Matz <matz@suse.de>
27042 * function.c (instantiate_virtual_regs_in_insn): Reload address
27043 before falling back to reloading the whole operand.
27045 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27047 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27048 before the first section switch note.
27050 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27052 * doc/bugreport.texi: Update copyright years.
27053 * doc/c-tree.texi: Likewise.
27054 * doc/cfg.texi: Likewise.
27055 * doc/cpp.texi: Likewise.
27056 * doc/cppinternals.texi: Likewise.
27057 * doc/fragments.texi: Likewise.
27058 * doc/frontends.texi: Likewise.
27059 * doc/gcc.texi: Likewise.
27060 * doc/gty.texi: Likewise.
27061 * doc/hostconfig.texi: Likewise.
27062 * doc/implement-c.texi: Likewise.
27063 * doc/libgcc.texi: Likewise.
27064 * doc/loop.texi: Likewise.
27065 * doc/makefile.texi: Likewise.
27066 * doc/options.texi: Likewise.
27067 * doc/passes.texi: Likewise.
27068 * doc/rtl.texi: Likewise.
27069 * doc/sourcebuild.texi: Likewise.
27070 * doc/standards.texi: Likewise.
27071 * doc/tree-ssa.texi: Likewise.
27072 * doc/trouble.texi: Likewise.
27074 * doc/extend.texi: Use @: or add comma where appropriate.
27075 * doc/invoke.texi: Likewise.
27076 * doc/tm.texi: Likewise.
27078 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27081 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27084 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27086 * doc/md.texi (clz, ctz): Add reference.
27087 * doc/rtl.texi (clz, ctz): Likewise.
27089 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27092 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27095 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27097 * config/s390/s390.c (struct constant_pool): New field
27098 emit_pool_after added.
27099 (s390_mainpool_start): Set the emit_pool_after flag according
27100 to the section switch notes.
27101 (s390_mainpool_finish): Consider emit_pool_after when emitting
27102 the literal pool at the end of the function.
27103 (s390_chunkify_start): Force literal pool splits at section
27106 2008-02-13 Michael Matz <matz@suse.de>
27109 * var-tracking.c (clobber_variable_part): Correctly traverse the
27112 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27115 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27116 Add -fdump-ipa-inline.
27117 * tree-dump.c (dump_files): Remove tree-inlined dump.
27118 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27120 2008-02-12 Richard Guenther <rguenther@suse.de>
27122 PR tree-optimization/35171
27123 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27126 2008-02-12 Richard Guenther <rguenther@suse.de>
27128 PR middle-end/35163
27129 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27130 value-preserving mode. Disallow final truncation.
27132 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27134 PR middle-end/35136
27135 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27136 code from here to...
27137 (force_gimple_operand): ...here.
27139 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27142 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27143 non-compatible pointers.
27144 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27145 different FIELD_DECLs, try harder by comparing field offsets, sizes
27148 PR inline-asm/35160
27149 * function.c (match_asm_constraints_1): Don't replace the same input
27152 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27154 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27155 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27156 (expand_epilogue): Restore RAMPZ register.
27157 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27159 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27161 * config/i386/cygwin.asm (__alloca): Correct calling
27162 convention and alignment.
27163 (__chkstk): Force 8 byte stack alignment.
27165 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27166 Richard Guenther <rguenther@suse.de>
27168 PR tree-optimization/33992
27169 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27170 the zero we compare against.
27172 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27174 PR libfortran/35063
27175 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27176 to CloseHandle after unlocking to prevent accumulation of handle
27179 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27181 PR middle_end/34150
27182 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27183 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27184 and update LABEL_NUSES during and after reload.
27186 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27188 PR middle-end/34627
27189 * combine.c (simplify_if_then_else): Make sure the comparison is
27190 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27192 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27195 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27196 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27197 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27198 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27199 * tree.h (get_type_static_bounds): Likewise.
27201 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27203 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27204 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27205 Make -Wfoo language annotations match what the compiler outputs.
27207 2008-02-08 Sa Liu <saliu@de.ibm.com>
27209 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27210 intrinsics spu_convts, spu_convtu, spu_convtf.
27212 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27214 * doc/extend.texi (Function Attributes) <noinline>: Mention
27215 asm ("") as method to keep calls.
27217 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27220 * doc/options.texi (Options): Replace references to opts.sh with
27222 * opts-common.c: Likewise.
27223 * optc-gen.awk: Likewise.
27225 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27227 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27229 2008-02-07 Richard Henderson <rth@redhat.com>
27232 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27233 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27236 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27238 PR tree-optimization/35085
27239 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27240 for operand entry oe2 in addition to operand entry oe3 in order to
27241 expose more opportunities for vectorizer sum reduction.
27243 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27246 * Makefile.in (LIBS): Remove $(GMPLIBS).
27247 (cc1-dummy, cc1): Add $(GMPLIBS).
27249 2008-02-06 Jan Hubicka <jh@suse.cz>
27252 * i386.md (moddf_integer): Do not produce partial memory stalls for
27253 targets where it hurts.
27255 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27258 * optabs.c (expand_float): Do not check for decimal modes when
27259 expanding unsigned integer through signed conversion.
27261 2008-02-06 Nick Clifton <nickc@redhat.com>
27263 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27264 inside the clobber with a match_operand and duplicated operand
27265 number in the constraint.
27266 (ineqbranchsi): Delete redundant comment.
27268 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27270 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27271 builtin_define ("__USE_INIT_FINI__").
27272 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27274 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27276 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27278 PR documentation/30330
27279 * doc/invoke.texi (C++ Dialect Options)
27280 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27281 For each warning option -Wfoo that allows -Wno-foo, ensure both
27282 -Wfoo and -Wno-foo are listed in the option index. Fix index
27283 entry of -Wswitch-default, index -Wnormalized= including the
27284 `=', and -Wlarger-than-@var{len} including @var{len}.
27286 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27288 * config/i386/i386.md (floatunssisf2): Use
27289 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27290 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27291 Macroize expander using MODEF mode iterator.
27293 2008-02-05 Diego Novillo <dnovillo@google.com>
27295 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27298 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27300 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27303 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27305 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27308 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27309 to indicate if a message should be generated.
27310 (init_cumulative_args): Updated.
27311 (function_value_32): Likewise.
27313 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27315 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27317 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27320 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27321 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27323 2008-02-04 Diego Novillo <dnovillo@google.com>
27325 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27328 * tree-vrp.c (vrp_evaluate_conditional): With
27329 -Wtype-limits, emit a warning when comparing against a
27330 constant outside the natural range of OP0's type.
27332 2008-02-04 Richard Guenther <rguenther@suse.de>
27334 PR middle-end/33631
27335 * expr.c (count_type_elements): Give for unions instead of
27338 2008-02-04 Richard Guenther <rguenther@suse.de>
27340 PR middle-end/35043
27341 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27342 to TYPE_DOMAINs base type instead of using bitsizetype here.
27344 2008-02-03 Jason Merrill <jason@redhat.com>
27346 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27348 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27351 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27352 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27353 (RS/6000 and PowerPC Options): Fix typos and markup.
27354 * doc/passes.texi (Tree-SSA passes): Likewise.
27356 2008-02-02 Michael Matz <matz@suse.de>
27359 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27360 from record_last_reg_set_info.
27361 (record_last_reg_set_info): Take an RTX argument, iterate over all
27362 constituent hardregs.
27363 (record_last_set_info, record_opr_changes): Change calls to
27364 new signature or to record_last_reg_set_info_regno.
27366 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27368 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27370 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27372 PR rtl-optimization/34773
27373 * reg-notes.def (EQUAL): Mention significance of combination of
27374 REG_EQUAL and REG_RETVAL.
27375 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27376 insn that has a REG_RETVAL.
27378 2008-02-01 Roger Sayle <roger@eyesopen.com>
27381 * configure.ac (--enable-fixed-point): Disable unless explicitly
27383 * configure: Regenerate.
27385 2008-02-01 Richard Guenther <rguenther@suse.de>
27388 * invoke.texi (-finline-limit): Remove no longer true parts
27389 of the documentation. Note that there is no default value.
27391 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27392 Mark Mitchell <mark@codesourcery.com>
27393 Ben Elliston <bje@au.ibm.com>
27396 * doc/extend.texi (Other Builtins): Document.
27398 2008-01-31 Tom Browder <tom.browder@gmail.com>
27400 * doc/c-tree.texi (Types): Fix grammar.
27401 (Expression trees): Ditto.
27402 * doc/passes.texi (Tree-SSA passes): Ditto.
27404 * doc/configterms.texi (Configure Terms): Fix typo.
27405 * doc/cpp.texi (Common Predefined Macros): Ditto.
27406 * doc/md.texi (Machine Constraints): Ditto.
27408 * doc/makefile.texi (Makefile): Add comma.
27410 2008-01-31 Tom Browder <tom.browder@gmail.com>
27411 Gerald Pfeifer <gerald@pfeifer.com>
27413 * doc/sourcebuild.texi (Front End): Remove references to CVS
27414 and CVSROOT/modules.
27415 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27416 (Back End): Remove reference to CVS.
27418 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27421 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27423 (mips16_gp_pseudo_reg): ...here.
27424 * config/mips/mips.md (load_const_gp): Replace with...
27425 (load_const_gp_<mode>): ...this :P-based insn.
27427 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27429 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27430 options. Minor fixes.
27431 (-std): Move reference to standards closer to where language
27432 standards are first mentioned.
27434 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27436 PR rtl-optimization/34995
27437 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27438 parameter and return a bool. If the rtx parameter is nonnull,
27439 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27440 (find_reloads): Update call accordingly. Pass the new operand
27441 if it needed no address reloads, otherwise pass null.
27443 2008-01-30 Richard Henderson <rth@redhat.com>
27446 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27447 for unbounded arrays.
27449 2008-01-30 Silvius Rus <rus@google.com>
27451 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27453 2008-01-30 Jan Hubicka <jh@suse.cz>
27456 * i386.c (init_cumulative_args): Use real function declaration when
27459 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27461 PR rtl-optimization/34998
27462 * global.c (build_insn_chain): Treat non-subreg_lowpart
27463 SUBREGs of pseudos as clobbering all the words covered by the
27464 SUBREG, not just all the bytes.
27465 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27466 original df_ref rather than an extract parameter.
27467 (global_conflicts): Update call accordingly.
27469 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27471 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27472 the overflow check to make it easier to read.
27473 (__fixtfdi): Change the type of the ll member in union
27474 long_double to UDItype_x.
27476 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27478 PR middle-end/34969
27479 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27480 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27481 * tree-inline.c (fold_marked_statements): Call
27482 cgraph_update_edges_for_call_stmt if folding a call statement.
27483 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27484 debug_generic_stmt calls, reset it back afterwards.
27487 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27489 * c-typeck.c (build_external_ref): Don't pedwarn about
27490 static vars in current function's scope.
27492 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27494 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27496 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27499 * ipa-struct-reorg.c: Fix spelling.
27500 * params.def: Ditto.
27502 2008-01-29 Richard Guenther <rguenther@suse.de>
27504 PR middle-end/35006
27505 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27507 * tree-inline.c (remap_type): Increment remapping_type_depth
27508 around remapping types.
27509 (copy_body_r): Only add referenced variables if they are referenced
27510 from code, not types.
27512 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27523 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27524 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27526 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27529 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27530 pointer for tiny stack.
27532 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27534 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27536 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27538 * config/vx-common.h: Fix typo in comment.
27540 2008-01-28 Ian Lance Taylor <iant@google.com>
27544 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27545 coalesce pointers if they have different DECL_NO_TBAA_P values.
27546 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27547 between variables with different DECL_NO_TBAA_P values.
27549 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27552 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27553 are not legitimate small data references on SPE targets.
27555 2008-01-28 David Daney <ddaney@avtrex.com>
27557 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27559 2008-01-28 David Daney <ddaney@avtrex.com>
27561 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27563 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27565 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27566 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27567 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27568 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27569 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27570 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27571 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27572 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27574 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27576 * basic-block.h (condjump_equiv_p): Fix comment.
27578 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27580 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27581 print_generic_stmt_indented): Fix comment.
27583 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27585 * configure.ac (__stack_chk_fail): Add detecion for availability
27586 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27587 * configure: Regenerate.
27589 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27591 PR middle-end/34688
27592 * final.c (output_addr_const): Handle TRUNCATE.
27594 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27597 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27598 (zero_cost, infinite_cost): New constants.
27599 (struct cost_pair): Change type of cost to comp_cost.
27600 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27601 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27603 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27604 split_address_cost, ptr_difference_cost, difference_cost,
27605 get_computation_cost_at, get_computation_cost,
27606 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27607 determine_use_iv_cost_condition, determine_use_iv_costs,
27608 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27609 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27610 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27611 Change type of cost to comp_cost.
27612 (determine_iv_cost): Increase cost of non-original ivs, instead
27613 of decreasing the cost of original ones.
27614 (get_address_cost): Indicate the complexity of the addressing mode
27616 (try_add_cand_for): Prefer using ivs not specific to some object.
27617 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27619 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27620 Janis Johnson <janis187@us.ibm.com>
27623 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27624 (TARGET_INSTANTIATE_DECLS): Likewise.
27625 * target.h (expand_to_rtl_hook): New target hook.
27626 (instantiate_decls): Likewise.
27627 * function.c (instantiate_decl): Make non-static. Rename to...
27628 (instantiate_decl_rtl): ... this.
27629 (instantiate_expr): Use instantiate_decl_rtl.
27630 (instantiate_decls_1): Likewise.
27631 (instantiate_decls): Likewise.
27632 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27633 * function.h (instantiate_decl_rtl): Add prototype.
27634 * cfgexpand.c (target.h): New include.
27635 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27636 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27637 (TARGET_INSTANTIATE_DECLS): Likewise.
27638 (TARGET_INITIALIZER): New target hooks added.
27639 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27641 * config/rs6000/rs6000.c (tree-flow.h): New include.
27642 (machine_function): Add sdmode_stack_slot field.
27643 (rs6000_alloc_sdmode_stack_slot): New function.
27644 (rs6000_instantiate_decls): Likewise.
27645 (rs6000_secondary_memory_needed_rtx): Likewise.
27646 (rs6000_check_sdmode): Likewise.
27647 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27648 (TARGET_INSTANTIATE_DECLS): Likewise.
27649 (rs6000_hard_regno_mode_ok): Allow SDmode.
27650 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27651 (rs6000_emit_move): Handle SDmode.
27652 (function_arg_advance): Likewise.
27653 (function_arg): Likewise.
27654 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27655 SDmode var args for 32-bit compiles.
27656 (rs6000_secondary_reload_class): Handle SDmode.
27657 (rs6000_output_function_epilogue): Likewise.
27658 (rs6000_function_value): Simplify if statement.
27659 (rs6000_libcall_value): Likewise.
27660 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27661 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27662 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27663 (movsd_hardfloat): New define_insn.
27664 (movsd_softfloat): Likewise.
27665 (movsd_store): Likewise.
27666 (movsd_load): Likewise.
27667 (extendsddd2): Likewise.
27668 (extendsdtd2): Likewise.
27669 (truncddsd2): Likewise.
27670 (movdd_hardfloat64): Fixup comment.
27671 (UNSPEC_MOVSD_LOAD): New constant.
27672 (UNSPEC_MOVSD_STORE): Likewise.
27674 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27677 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27679 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27680 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27681 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27682 and TRUTH_XOR_EXPR.
27684 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27687 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27688 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27689 __LONGDOUBLE128 too.
27690 * config/rs6000/aix61.h: New file.
27692 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27694 PR rtl-optimization/34959
27695 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27696 popcount and parity rtxes the same mode as their operand.
27697 Truncate or extend the result to the return value's mode
27700 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27703 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27704 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27705 to GOT_VERSION_REGNUM.
27706 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27707 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27708 * config/mips/mips.c (mips_emit_call_insn): New function.
27709 (mips_call_tls_get_addr): Call mips_expand_call directly.
27710 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27712 (mips16_build_call_stub): Likewise. Return the call insn or null.
27713 (mips_expand_call): Update the call to mips16_build_call_stub
27714 accordingly and a remove redundant condition. Assert that MIPS16
27715 stubs do not use lazy binding. Use mips_emit_call_insn and return
27717 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27719 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27720 (mips_avoid_hazard): Remove hazard_set handling.
27721 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27722 (UNSPEC_RESTORE_GP): ...this.
27723 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27724 (FAKE_CALL_REGNO): Rename to...
27725 (GOT_VERSION_REGNUM): ...this.
27726 (type): Add "ghost" value. Add an associated insn reservation.
27727 (hazard_set): Remove.
27728 (exception_receiver): Rename to...
27729 (restore_gp): ...this and update the unspec identifier accordingly.
27730 (exception_receiver, nonlocal_got_receiver): New expanders.
27731 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27732 FAKE_CALL_REGNO. Remove hazard_set attribute.
27733 (set_got_version, update_got_version): New patterns.
27735 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27738 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27740 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27743 * doc/install.texi2html: Generate gcc-vers.texi.
27745 2008-01-25 DJ Delorie <dj@redhat.com>
27747 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27749 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27751 * config/c4x: Remove directory.
27752 * config.gcc (crx-*, mt-*): Mark obsolete.
27753 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27754 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27755 sh-*-rtemscoff*): Remove cases.
27756 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27757 * real.c (encode_c4x_single, decode_c4x_single,
27758 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27759 c4x_extended_format): Remove.
27760 * real.h (c4x_single_format, c4x_extended_format): Remove.
27761 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27763 (Pragmas): Remove comment about c4x pragmas.
27764 * doc/install.texi (c4x): Remove target-specific instructions.
27765 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27766 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27767 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27768 refer to C4x source files as examples.
27769 (C4X_FLOAT_FORMAT): Remove documentation.
27771 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27773 * config/bfin/bfin.c (override_options): Reorder tests so that
27774 flag_pic gets enabled for -msep-data.
27776 2008-01-25 Richard Guenther <rguenther@suse.de>
27778 PR middle-end/32244
27779 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27780 to its bitfield precision if required.
27782 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27784 PR middle-end/33880
27785 * tree-nested.c (walk_omp_for): New function.
27786 (convert_nonlocal_reference, convert_local_reference): Call
27787 walk_omp_for on OMP_FOR.
27788 (convert_call_expr): Call walk_body on OMP_FOR's
27789 OMP_FOR_PRE_INIT_BODY.
27791 2008-01-25 Richard Guenther <rguenther@suse.de>
27793 PR tree-optimization/34966
27794 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27795 default defs and PHI_NODEs we have to insert after the
27796 defining statement.
27798 2008-01-24 Nick Clifton <nickc@redhat.com>
27800 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27801 Provide a default definition.
27802 (LIBGCC2_UNITS_PER_WORD): Likewise.
27804 * config/stormy16/stormy16.c: Include df.h for the prototype
27805 for df_regs_ever_live_p.
27806 (xstormy16_expand_builtin_va_start): Convert the stack offset
27807 into a component_ref and then use POINTER_PLUS_EXPR to add it
27808 to the incoming_virtual_args_rtx.
27809 (xstormy16_gimplify_va_arg_expr): Rename to
27810 xstormy16_gimplify_va_arg_expr.
27811 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27812 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27813 xstormy16_gimplify_va_arg_expr.
27814 Fix up some formatting issues.
27816 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27817 Move to predicates.md.
27818 (xs_hi_general_operand): Likewise.
27819 (xs_hi_nonmemory_operand): Likewise.
27820 * config/stormy16/predicates.md:
27821 (xstormy16_carry_plus_operand): New predicate.
27822 (xs_hi_general_operand): New predicate.
27823 (xs_hi_nonmemory_operand): New predicate.
27824 * config/stormy16/stormy16-protos.h:
27825 (xstormy16_carry_plus_operand): Delete prototype.
27826 (xs_hi_general_operand): Likewise.
27827 (xs_hi_nonmemory_operand): Likewise.
27829 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27830 modifiers as they are no longer needed and they can trigger
27831 reload spill failures.
27833 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27834 with a match_operand in order to help reload.
27836 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27837 constraint with 'e' for the 8th alternative as this version of
27838 the mov.w instruction only accepts the lower 8 registers.
27840 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27843 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27844 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27847 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27849 PR middle-end/33333
27850 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27852 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27854 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27856 (remove_structure): Update allocations list before removing structure.
27858 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27860 * ipa-struct-reorg.c (is_safe_cond_expr,
27861 create_new_stmts_for_cond_expr): Use integer_zerop function,
27862 that recognize not only zero-pointer, but zero-integer too.
27864 2008-01-25 Ben Elliston <bje@au.ibm.com>
27867 * fixproto: Escape "." in sed expression that strips leading "./".
27869 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27872 * gcc.c (SWITCH_OK): Removed.
27873 (SWITCH_LIVE): Changed to bit.
27874 (SWITCH_FALSE): Likewise.
27875 (SWITCH_IGNORE): Likewise.
27876 (switchstr): Change live_cond to unsigned int.
27877 (process_command): Replace SWITCH_OK with 0.
27878 (do_self_spec): Likewise.
27879 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27880 (give_switch): Likewise.
27881 (used_arg): Likewise.
27882 (do_spec_1): Set the SWITCH_IGNORE bit.
27883 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27884 bits. Set the SWITCH_LIVE bit.
27886 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27888 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27890 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27892 PR tree-optimization/34472
27893 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27894 parameter to a "bool *" and set *DATA to false if there is
27895 an unsafe access. Do not delete the structure here.
27896 (check_cond_exprs): Delete it here instead.
27897 (check_cond_exprs, exclude_cold_structs): Do not increase
27898 I when removing a structure.
27900 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27903 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27904 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27906 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27908 PR middle-end/34934
27909 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27910 a fixed vector for stack.
27912 2008-01-24 Ben Elliston <bje@au.ibm.com>
27915 * doc/gcc.texi (Software development): Add a direntry for g++.
27917 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27919 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27920 stale and straggling -fforce-addr comments above.
27922 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27924 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27925 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27927 2008-01-23 Michael Matz <matz@suse.de>
27930 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27933 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27935 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27936 malloc result type.
27938 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27940 * config/avr/avr.c (avr_current_arch): New variable.
27941 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27942 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27943 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27944 (avr_override_options): Init 'avr_current_arch'.
27945 (base_arch_s): Move from here...
27946 * config/avr/avr.h (base_arch_s): ... here. Add new members
27947 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27948 'mega' to 'have_jmp_call'.
27949 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27950 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27952 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27954 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27955 MULTILIB_MATCHES): Ditto.
27957 2008-01-23 Richard Guenther <rguenther@suse.de>
27959 PR middle-end/31529
27960 * cgraphunit.c (cgraph_reset_node): Always mark the node
27961 not reachable if it is not queued already.
27963 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27965 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27966 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27967 (cputype_selected): New static variable.
27968 (bfin_handle_option): Set it if -mcpu is used.
27969 (override_option): Select default set of workarounds if no cpu type
27970 selected on the command line.
27971 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27973 From Michael Frysinger <michael.frysinger@analog.com>
27974 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27975 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27977 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27978 for bf547, bf523, bf524, and bf526.
27979 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27981 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27982 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27983 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27984 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27985 * doc/invoke.texi (Blackfin Options): Document that
27986 -mcpu now accept bf547, bf523, bf524, and bf526.
27988 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27990 PR rtl-optimization/34628
27991 * combine.c (try_combine): Stop and undo after the first combination
27992 if an autoincrement side-effect on the first insn has effectively
27995 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27998 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27999 Offset addresses are not valid for Altivec or paired float modes.
28001 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28004 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28005 if DECL_INITIAL (decl) is error_mark_node.
28008 * c-common.c (handle_vector_size_attribute): Only allow
28009 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28010 the same way as pointer, array etc. types.
28011 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28014 * tree.c (build_type_attribute_qual_variant): Call
28015 build_qualified_type if attributes are equal, but quals are not.
28017 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28020 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28021 * flags.h (warn_strict_aliasing): Remove.
28022 (warn_strict_overflow): Remove.
28023 * opts.c (warn_strict_aliasing): Remove.
28024 (warn_strict_overflow): Remove.
28025 * c-opts.c (c_common_handle_option): -Wall only sets
28026 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28027 (c_common_post_options): Give default values to -Wstrict-aliasing
28028 and -Wstrict-overflow if they are uninitialized.
28029 * common.opt (Wstrict-aliasing): Specify Var and Init.
28030 (Wstrict-overflow): Likewise.
28032 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28034 PR rtl-optimization/26854
28035 PR rtl-optimization/34400
28036 PR rtl-optimization/34884
28037 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28039 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28040 (df_rd_bb_info.expanded_lr_out): Deleted
28041 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28042 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28043 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28044 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28045 Removed code to allocate, initialize or free expanded_lr_out.
28046 (df_rd_bb_local_compute_process_def): Restructured to make more
28048 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28049 sets if the sets are being trimmed.
28051 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28054 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28055 (as_vers): Likewise.
28056 * configure: Regenerated.
28058 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28060 PR middle-end/33092
28061 * tree-pass.h (pass_build_alias): New pass.
28062 * tree-ssa-alias.c (gate_build_alias): New.
28063 (pass_build_alias): New.
28064 * passes.c (init_optimization_passes): Add pass_build_alias after
28065 pass_create_structure_vars.
28067 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28069 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28070 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28071 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28072 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28073 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28074 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28075 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28076 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28077 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28078 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28079 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28080 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28081 * config/s390/s390.md (FP_ALL): New mode iterator.
28082 (_d): New mode attribute.
28083 ("*signbit<mode>2>"): Changed mode of first operand.
28084 ("isinf<mode>2"): Changed mode of first operand.
28085 ("*TDC_insn"): Adaptation for DFP modes.
28087 2008-01-22 Ben Elliston <bje@au.ibm.com>
28089 * tree.c (check_qualified_type): Improve function description.
28091 2008-01-21 Jason Merrill <jason@redhat.com>
28094 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28095 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28098 2008-01-21 DJ Delorie <dj@redhat.com>
28100 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28103 2008-01-21 Richard Guenther <rguenther@suse.de>
28105 PR middle-end/34856
28106 * tree-cfg.c (verify_expr): Allow all invariant expressions
28107 instead of just constant class ones as reference argument.
28108 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28109 like any other constant.
28110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28112 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28114 * regmove.c (fixup_match_1): Update call crossed frequencies.
28116 2008-01-21 Richard Guenther <rguenther@suse.de>
28119 * tree-inline.c (setup_one_parameter): Deal with mismatched
28120 types using a VIEW_CONVERT_EXPR.
28122 2008-01-21 Alon Dayan <alond@il.ibm.com>
28123 Olga Golovanevsky <olga@il.ibm.com>
28125 PR tree-optimization/34701
28126 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28127 when the structure size is not a power of 2.
28129 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28131 * doc/install.texi: Add doc for --enable-checking=df.
28133 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28135 PR rtl-optimization/34808
28136 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28138 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28140 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28143 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28145 PR rtl-optimization/26854
28146 PR rtl-optimization/34400
28147 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28149 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28150 (df_rd_bb_info.expanded_lr_out): New.
28151 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28152 * loop_iv.c (iv_analysis_loop_init): Ditto.
28153 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28154 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28155 Added code to allocate, initialize or free expanded_lr_out.
28156 (df_rd_bb_local_compute_process_def): Restructured to make
28157 more understandable.
28158 (df_rd_confluence_n): Add code to do nothing with fake edges and
28159 code to no apply invalidate_by_call sets if the sets are being trimmed.
28160 (df_lr_local_finalize): Renamed to df_lr_finalize.
28161 (df_live_local_finalize): Renamed to df_live_finalize.
28163 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28166 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28167 deciding whether to use reciprocal instructions.
28169 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28171 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28172 dwarf2out_note_section_used if cold_text_section is NULL.
28174 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28176 PR gcov-profile/34610
28177 * tree-cfg.c (make_edges): Mark both outgoing edges from
28178 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28179 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28180 from OMP_FOR and OMP_CONTINUE outgoing edges.
28182 * tree-profile.c (tree_profiling): Return early if
28183 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28185 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28186 from cfun to child_cfun.
28187 * function.h (struct function): Add after_tree_profile bit.
28189 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28191 * config/avr/avr.S (_exit): Disable interrupt.
28193 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28194 Steven Bosscher <stevenb.gcc@gmail.com>
28196 PR rtl-optimization/26854
28197 PR rtl-optimization/34400
28198 * df-problems.c (df_live_scratch): New scratch bitmap.
28199 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28200 (df_live_reset): Clear the proper bitmaps.
28201 (df_live_bb_local_compute): Only process the artificial defs once
28202 since the order is not important.
28203 (df_live_init): Init the df_live sets only with the variables
28204 found live by df_lr.
28205 (df_live_transfer_function): Use the df_lr sets to prune the
28206 df_live sets as they are being computed.
28207 (df_live_free): Free df_live_scratch.
28209 2008-01-18 Ian Lance Taylor <iant@google.com>
28211 * common.opt: Add fmerge-debug-strings.
28212 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28213 flag_merge_debug_strings rather than flag_merge_constants.
28214 * doc/invoke.texi (Option Summary): Mention
28215 -fmerge-debug-strings.
28216 (Debugging Options): Document -fmerge-debug-strings.
28218 2008-01-18 Ian Lance Taylor <iant@google.com>
28221 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28222 (struct tree_function_decl): Add new field operator_new_flag.
28223 * tree-inline.c (expand_call_inline): When inlining a call to
28224 operator new, force the return value to go into a variable, and
28225 set DECL_NO_TBAA_P on that variable.
28226 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28228 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28231 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28232 DWARF2_DEBUGGING_INFO.
28233 (dwarf2out_note_section_used): Ditto. Add prototype.
28234 (have_multiple_function_sections, text_section_used,
28235 cold_text_section_used, *cold_text_sections): Move declarations
28238 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28240 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28241 field and add signal_ra.
28242 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28243 assignments to frame state pc. Move end of stack check after
28244 MD_FALLBACK_FRAME_STATE_FOR.
28245 (uw_update_context_1): Use frame state signal_regs if set, instead
28246 of checking signal_frame flag.
28247 (uw_update_context): Use frame state signal_ra if set.
28248 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28249 * config/xtensa/linux-unwind.h: New file.
28251 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28253 * modulo-sched.c (get_sched_window): Fix comment typo.
28255 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28257 PR tree-optimization/34648
28258 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28260 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28262 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28263 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28265 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28267 PR rtl-optimization/34400
28268 * df-core.c (df_worklist_dataflow_overeager,
28269 df_worklist_dataflow_doublequeue): New functions.
28270 (df_worklist_dataflow): Two different worklist solvers.
28271 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28274 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28277 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28278 and ftree-parallelize-loops.
28280 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28282 PR rtl-optimization/34826
28283 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28285 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28287 * global.c (find_reg): Mark the eh regs as used if necessary.
28288 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28289 * ra.h (struct allocno): no_eh_reg field added. Changed
28290 no_stack_reg type to bitfield.
28292 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28294 * tree.c (substitute_in_expr): Add missing 'break'.
28296 2008-01-17 Richard Guenther <rguenther@suse.de>
28298 PR tree-optimization/34825
28299 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28300 x / x as division to handle.
28302 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28304 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28305 "-pthread" is specified.
28306 * pa-hpux11.h (LIB_SPEC): Likewise.
28308 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28309 Peter Bergner <bergner@vnet.ibm.com>
28311 PR rtl-optimization/33796
28312 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28316 PR libgfortran/34699
28317 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28319 * pa-hpux10.h (LINK_SPEC): Likewise.
28320 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28322 2008-01-16 Richard Guenther <rguenther@suse.de>
28324 PR middle-end/32628
28325 * fold-const.c (fold_convert_const_int_from_int): Do not
28326 set overflow if that occured only because of a sign extension
28327 change when converting from/to a sizetype with the same
28328 precision and signedness.
28330 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28333 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28334 location address to the correct place. Update copyright year.
28336 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28338 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28339 no dependences in the dependence_relations vector.
28341 2008-01-16 Jan Hubicka <jh@suse.cz>
28343 PR rtl-optimization/31396
28344 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28345 * cfg.c (dump_reg_info): Print it.
28346 * regs.h (struct reg_info_t): add freq_calls_crossed.
28347 (REG_FREQ_CALLS_CROSSED): New macro.
28348 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28349 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28350 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28351 regmove_optimize): Update call crossed frequencies.
28352 * local-alloc.c (struct qty): Add freq_calls_crossed.
28353 (alloc_qty): Copute freq_calls_crossed.
28354 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28355 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28356 * ra.h (struct allocno): Add freq_calls_crossed.
28358 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28360 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28361 libgomp when compiling with ftree-parallelize-loops.
28362 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28364 2008-01-16 Richard Guenther <rguenther@suse.de>
28366 PR tree-optimization/34769
28367 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28368 * tree.c (int_cst_value): Instead make this function more
28369 permissive in what it accepts as valid input. Document this
28370 function always sign-extends the value.
28372 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28373 Richard Guenther <rguenther@suse.de>
28376 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28377 (gimple_fold_indirect_ref_rhs): ... this.
28378 (gimple_fold_indirect_ref): New function with foldings
28379 that preserve lvalueness.
28380 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28381 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28382 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28383 to fold an INDIRECT_REF, fall back to the old use of
28384 fold_indirect_ref_1.
28386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28388 * tree-data-ref.c (subscript_dependence_tester_1): Call
28389 free_conflict_function.
28390 (compute_self_dependence): Same.
28392 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28395 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28396 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28398 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28399 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28400 for DWARF2_UNWIND_INFO targets.
28402 2008-01-16 Richard Guenther <rguenther@suse.de>
28405 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28406 type qualifiers for function types.
28408 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28410 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28411 loop_iterator li from previous commit.
28413 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28415 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28417 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28419 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28420 (parallelize_loops): Don't parallelize irreducible components.
28422 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28425 * c-opts (c_common_post_options): Do not enable CPP
28426 flag_pedantic_errors by default.
28428 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28430 PR rtl-optimization/31944
28431 * cse.c (remove_pseudo_from_table): New function.
28432 (merge_equiv_classes): Use above function to remove pseudo-registers.
28433 (invalidate): Likewise.
28435 2008-01-13 Richard Guenther <rguenther@suse.de>
28437 PR middle-end/34601
28438 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28439 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28441 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28443 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28444 validate_change to unshare the source of the PC set.
28446 2008-01-12 Jan Hubicka <jh@suse.cz>
28448 PR middle-end/32135
28449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28450 references above array bounds. This might trigger bounds checks for
28451 pointers to arrays.
28453 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28455 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28456 new_replaceable_dependencies.
28458 2008-01-12 Doug Kwan <dougkwan@google.com>
28460 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28461 instead of OPT_Wreturn_type in warning due to ignored return type
28463 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28464 options included in -Wextra.
28465 * c.opt: New option -Wignored_qualifiers.
28466 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28467 -Wignore_qualifiers.
28468 (-Wignored-qualifiers): Document.
28469 (-Wreturn-type): Remove description of functionality now handled
28470 by -Wignored-qualifiers.
28472 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28475 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28476 NOP_EXPR if it is between integral types with the same precision.
28478 2008-01-12 Jan Hubicka <jh@suse.cz>
28481 * invoke.texi (max-inline-recursive-depth): Fix default value.
28483 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28485 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28488 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28490 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28492 2008-01-11 James E. Wilson <wilson@specifix.com>
28495 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28497 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28499 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28500 save/restore frame pointer register and don't use 'call-prologues'
28501 optimization in function with "OS_task" attribute.
28503 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28505 PR middle-end/31309
28506 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28507 when copying to memory.
28509 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28511 PR rtl-optimization/30905
28512 * cfgcleanup.c: Include dce.h
28513 (crossjumps_occured): New global variable.
28514 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28515 If something changed, set crossjumps_occured to true.
28516 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28517 Don't add/remove fake edges to exit here...
28518 (cleanup_cfg): ...but do it here, when crossjumping.
28519 Run a fast DCE when successful crossjumps occured in the latest
28520 iteration of try_optimize_cfg.
28522 2008-01-11 Richard Guenther <rguenther@suse.de>
28524 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28525 (struct vn_unary_op_s): Likewise.
28526 (vn_reference_insert): Free old reference on hash collision.
28528 2008-01-10 Raksit Ashok <raksit@google.com>
28530 PR rtl-optimization/27971
28531 * combine.c (find_split_point): Split PLUS expressions which are
28532 inside a MEM rtx, and whose first operand is complex.
28534 2008-01-10 DJ Delorie <dj@redhat.com>
28536 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28537 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28538 (m32c_hard_regno_ok): Call the underlying function.
28540 2008-01-10 Richard Guenther <rguenther@suse.de>
28542 PR middle-end/34683
28543 * tree-cfg.c (tree_merge_blocks): Do not go through the
28544 full-blown folding and stmt updating path if we just deal
28545 with virtual operands.
28546 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28547 test for abnormal SSA_NAMEs.
28549 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28551 PR middle-end/34641
28552 * reload.c (push_reload): Add assertions. All constants from
28553 reg_equiv_constant should have been used for replacing the respective
28555 (find_reloads_address): Invoke find_reloads_address_part for
28556 constant taken from the reg_equiv_constant array.
28558 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28560 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28561 field (valnum) the first in the struct. Replace bools with
28564 2008-01-10 Richard Guenther <rguenther@suse.de>
28566 PR tree-optimization/34651
28567 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28568 types and ordering for masking and converting.
28570 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28572 PR tree-optimization/34017
28573 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28574 also for PHI_NODE expressions.
28576 2008-01-09 Jan Hubicka <jh@suse.cz>
28578 PR tree-optimization/34708
28579 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28580 based on number of case labels.
28581 (init_inline_once): Remove switch_cost.
28582 * tree-inline.h (eni_weights_d): Remove switch_cost.
28584 2008-01-09 Richard Guenther <rguenther@suse.de>
28585 Andrew Pinski <andrew_pinski@playstation.sony.com>
28587 PR middle-end/30132
28588 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28589 temporary if an rvalue is ok or an lvalue is not required.
28591 2008-01-09 Richard Guenther <rguenther@suse.de>
28593 PR middle-end/34458
28594 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28595 adjust return type.
28597 2008-01-09 Richard Guenther <rguenther@suse.de>
28599 PR middle-end/34679
28600 * tree.c (host_integerp): Check for sizetype only if the
28601 type is an integer type.
28603 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28606 * opts.c (decode_options): Disable inlining of functions called
28607 once if not in unit-at-a-time mode.
28609 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28611 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28613 2008-01-08 Richard Guenther <rguenther@suse.de>
28615 PR middle-end/31863
28616 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28617 out early if the result will be unused.
28619 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28624 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28625 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28628 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28630 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28631 for vectorization tuned.
28633 2008-01-08 Richard Guenther <rguenther@suse.de>
28635 PR tree-optimization/34683
28636 * tree-ssa-operands.c (operand_build_cmp): Export.
28637 * tree-ssa-operands.h (operand_build_cmp): Declare.
28638 * tree-vn.c (vuses_compare): Remove.
28639 (sort_vuses): Use operand_build_cmp.
28640 (sort_vuses_heap): Likewise.
28641 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28642 to re-use old VEC if available. Do not sort already sorted VUSEs.
28643 (vdefs_to_vec): Do not sort already sorted VDEFs.
28645 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28647 PR middle-end/34694
28648 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28650 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28653 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28654 limitations of reciprocal sequences on x86 targets.
28656 2008-01-08 Richard Guenther <rguenther@suse.de>
28658 PR tree-optimization/34683
28659 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28661 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28664 * config/darwin.c (darwin_mergeable_string_section): Don't use
28665 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28667 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28670 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28671 negxf2. Macroize expander using X87MODEF mode iterator. Change
28672 predicates of op0 and op1 to register_operand.
28673 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28674 expander using X87MODEF mode iterator. Change predicates of
28675 op0 and op1 to register_operand.
28676 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28677 corresponding patterns and macroize using MODEF macro. Change
28678 predicates of op0 and op1 to register_operand and remove
28679 "m" constraint. Disparage "r" alternative with "!".
28680 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28681 macroize using X87MODEF macro. Change predicates of op0 and op1
28682 to register_operand and remove "m" constraint. Disparage "r"
28683 alternative with "!".
28684 (absneg splitter with memory operands): Remove.
28685 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28686 patterns and macroize using X87MODEF mode iterator.
28687 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28688 Change predicate of op1 to register_operand.
28689 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28690 for memory operands.
28692 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28694 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28696 2008-01-07 Richard Guenther <rguenther@suse.de>
28698 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28701 2008-01-07 Richard Guenther <rguenther@suse.de>
28703 PR tree-optimization/34683
28704 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28705 VOPs of the needed size to save memory. Use VEC_quick_push
28706 to save compile-time.
28707 (vdefs_to_vec): Likewise.
28709 2008-01-07 Sa Liu <saliu@de.ibm.com>
28711 * config/spu/spu.md (divdf3): Genetate inline code for double
28712 division. The implementation doesn't handle INF or NAN, therefore it
28713 only applies when -ffinite-math-only is given.
28715 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28718 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28719 * doc/cpp.texi ([Common Predefined Macros]): Document.
28721 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28723 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28724 order to use commutative addition instead of subtraction.
28726 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28727 Mircea Namolaru <namolaru@il.ibm.com>
28728 Vladimir Yanovsky <yanov@il.ibm.com>
28729 Revital Eres <eres@il.ibm.com>
28731 PR tree-optimization/34263
28732 * tree-outof-ssa.c (process_single_block_loop_latch,
28733 contains_tree_r): New functions.
28734 (analyze_edges_for_bb): Call process_single_block_loop_latch
28735 function to empty single-basic-block latch block if possible.
28737 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28739 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28741 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28743 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28745 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28747 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28749 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28751 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28753 PR tree-optimization/34618
28754 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28760 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28761 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28762 Update copyright year.
28764 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28765 Update copyright year.
28766 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28769 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28771 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28772 edge does not point to current bb before changing need_assert.
28774 2008-01-04 Richard Guenther <rguenther@suse.de>
28776 PR middle-end/34029
28777 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28778 for verifying purposes if they are is_gimple_min_invariant.
28780 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28782 PR tree-optimization/34448
28783 PR tree-optimization/34465
28784 * gimplify.c (gimplify_init_constructor): Add new parameter
28785 notify_temp_creation. Use it.
28786 (gimplify_modify_expr_rhs): Take volatiles into account when
28787 optimizing constructors.
28788 Do not optimize constructors if gimplify_init_constructor will dump to
28790 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28791 * gcc.c-torture/compile/pr34448.c: New.
28793 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28795 PR gcov-profile/34609
28796 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28797 return_slot if result is TREE_ADDRESSABLE.
28799 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28801 * config/mips/mips.md (sqrt_condition): Tweak comment.
28802 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28804 2008-01-03 Tom Tromey <tromey@redhat.com>
28807 * c-common.c (c_type_hash): Handle VLAs.
28809 2008-01-03 Jan Hubicka <jh@suse.cz>
28811 PR tree-optimization/31081
28812 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28813 0 when inlining and not inlining to first basic block.
28814 (remap_decl): When var is initialized to 0, don't set default_def.
28815 (expand_call_inline): Set entry_bb.
28816 * tree-inline.h (copy_body_data): Add entry_bb.
28818 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28821 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28824 PR tree-optimization/29484
28825 * tree-inline.c (inline_forbidden_p_2): New function.
28826 (inline_forbidden_p): Disallow inlining if some static var
28827 has an address of a local LABEL_DECL in its initializer.
28828 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28831 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28833 PR tree-optimization/34635
28834 * tree-data-ref.c (add_other_self_distances): Make sure that the
28835 evolution step is constant.
28837 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28839 PR middle-end/34608
28840 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28842 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28844 * tree-sra.c (scalarize_init): Insert the generate_element_init
28845 statements after the generate_element_zero statements.
28847 2008-01-02 Richard Guenther <rguenther@suse.de>
28849 PR middle-end/34093
28850 PR middle-end/31976
28851 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28852 for very large number of operands instead of ICEing.
28854 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28857 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28858 while stack probing.
28860 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28862 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28865 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28867 PR libmudflap/26442
28868 * tree-mudflap.c (mx_register_decls): Guard warning by
28869 !DECL_ARTIFICIAL check.
28871 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28873 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28874 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28875 sse5_perm<mode>): Fix constraints.