1 2009-01-02 Jakub Jelinek <jakub@redhat.com>
4 * tree-flow.h (op_code_prio, op_prio): New prototypes.
5 * tree-pretty-print.c (op_code_prio): New function.
6 (op_prio): No longer static. Use op_code_prio.
7 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8 Use op_prio and op_code_prio to determine if () should be
9 printed around operand(s) or not.
11 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
12 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
15 pp_character instead of pp_string for single letter printing.
17 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19 * doc/extend.texi: Fix '#pragma GCC option' typo.
21 2009-01-02 Richard Guenther <rguenther@suse.de>
23 * doc/install.texi (--enable-checking): Mention different
25 (--enable-stage1-checking): Document.
27 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33 2009-01-02 Ben Elliston <bje@au.ibm.com>
35 * config/fp-bit.h (pack_d): Constify argument.
36 * config/fp-bit.c (makenan): Constify return type. Remove casts.
37 (isnan): Constify argument.
41 (_fpadd_parts): Constify return type.
42 (_fpmul_parts): Likewise.
43 (_fpdiv_parts): Likewise.
45 2009-01-01 Jakub Jelinek <jakub@redhat.com>
48 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
49 warn about overwriting initializer with side-effects or
50 -Woverride-init if !IMPLICIT.
51 (output_init_element): Likewise. Pass IMPLICIT down to
53 (process_init_element): Add IMPLICIT argument. Pass it down
54 to output_init_element.
55 (push_init_element, pop_init_level, set_designator): Adjust
56 process_init_element callers.
57 (set_nonincremental_init, set_nonincremental_init_from_string):
58 Adjust add_pending_init callers.
59 (output_pending_init_elements): Adjust output_init_element callers.
60 * c-tree.h (process_init_element): Adjust prototype.
61 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
62 process_init_element callers.
64 2008-12-31 Uros Bizjak <ubizjak@gmail.com>
66 * sched-deps.c (sched_analyze_2) [UNSPEC_VOLATILE]: Flush pending
67 memory loads and stores.
69 2008-12-31 Jakub Jelinek <jakub@redhat.com>
72 * tree-ssa-ccp.c (may_propagate_address_into_dereference): Return
73 false if ADDR's operand has incomplete type.
76 2008-12-15 Jakub Jelinek <jakub@redhat.com>
78 * tree-ssa.c (useless_type_conversion_p_1): Return
79 false if inner_type is incomplete and outer_type is complete.
81 2008-12-31 Jakub Jelinek <jakub@redhat.com>
84 * gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH
85 only regimplify switch index.
87 2008-12-30 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/38645
90 * tree-ssa-ccp.c (fold_gimple_assign): Use the correct pointer
92 * tree-ssa-dom.c (cprop_operand): Simplify. Do not propagate
93 volatileness changing operands.
95 2008-12-30 Steven Bosscher <steven@gcc.gnu.org>
97 * tree-cfg.c (verify_eh_throw_stmt_node): Return nonzero,
98 to visit all EH statement and fix EH checking.
100 2008-12-31 Seongbae Park <seongbae.park@gmail.com>
103 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
104 * tree-profile.c (tree_init_ic_make_global_vars): Make static
107 2008-12-30 Andrew Pinski <pinskia@gmail.com>
110 * tree-switch-conversion.c (build_constructors): Test for wrapping of
113 2008-12-30 Steven Bosscher <steven@gcc.gnu.org>
116 * ipa-inline.c (compute_inline_parameters): When not optimizing,
117 don't compute the inline parameters, just set them to 0 instead.
119 2008-12-30 Paolo Bonzini <bonzini@gnu.org>
121 PR tree-optimization/38572
122 * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges
123 and change them to VARYING.
125 2008-12-30 Richard Guenther <rguenther@suse.de>
128 * fold-const.c (fold_comparison): Use the correct result type.
130 2008-12-30 Dorit Nuzman <dorit@il.ibm.com>
131 Ira Rosen <irar@il.ibm.com>
133 PR tree-optimization/38529
134 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
135 whose DEF is used in the loop-nest that is being vectorized, but
136 outside the immediately enclosing loop.
138 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
140 * tree-profile.c (tree_init_ic_make_global_vars): Make static
143 2008-12-29 Jakub Jelinek <jakub@redhat.com>
146 * tree-complex.c (expand_complex_libcall): Call
147 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
148 instead of passing true as 3rd argument to gsi_replace.
150 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
153 * dse.c: Include target.h.
154 * Makefile.in (dse.o): Depend on $(TARGET_H).
156 2008-12-29 Jakub Jelinek <jakub@redhat.com>
159 * gcc.c (process_command): Accept also -b with configuration name
160 in the next argument.
161 * doc/invoke.texi (-b): Document that no hyphen is required if
162 configuration name is in the next argument after -b.
164 2008-12-27 Jakub Jelinek <jakub@redhat.com>
167 * gimple-pretty-print.c (dump_binary_rhs): Print
168 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
169 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
170 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
171 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
172 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
175 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
176 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
178 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
180 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
181 * expr.h: Fix the declaration of block_clear_fn.
183 2008-12-23 Andrew Pinski <pinski@gmail.com>
186 * fold-const.c (fold_binary): Call fold_convert on arguments to
187 fold_build2 for negative divide optimization.
189 2008-12-23 Jakub Jelinek <jakub@redhat.com>
192 * dse.c (struct store_info): Add const_rhs field.
193 (clear_rhs_from_active_local_stores): Clear also const_rhs.
194 (record_store): Try also cselib_expand_value_rtx to get a constant.
195 (find_shift_sequence, get_stored_val): Use const_rhs instead of
197 * cselib.c (cselib_record_sets): If !cselib_record_memory and
198 there is just one set from read-only MEM, look at REG_EQUAL or
201 * dse.c (struct store_info): Add redundant_reason field.
202 (record_store): When storing the same constant as has been stored by
203 an earlier store, set redundant_reason field to the earlier store's
204 insn_info_t. Don't delete cannot_delete insns.
205 (find_shift_sequence): Remove read_info argument, add read_mode
206 and require_cst arguments. Return early if require_cst and
207 constant wouldn't be returned.
208 (get_stored_val): New function.
209 (replace_read): Use it.
210 (scan_insn): Put even cannot_delete insns with exactly 1 store
211 into active_local_stores.
212 (dse_step1): Don't delete cannot_delete insns. Remove redundant
213 constant stores if contains_cselib_groups and earlier store storing
214 the same value hasn't been eliminated.
215 (dse_step6): Renamed to dse_step7. New function.
216 (dse_step7): Renamed from dse_step6.
217 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
218 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
219 into CONST unless really necessary. Handle SUBREG, unary,
220 ternary, bitfield and compares specially, to be able to simplify
221 operations on constants.
222 (expand_loc): Try to optimize LO_SUM.
224 * dse.c (get_call_args): New function.
225 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
226 to get call arguments and if successful and both len and val are
227 constants, handle the call as (mem:BLK) (const_int) store.
229 * dse.c (struct store_info): Add is_large bool field, change
230 positions_needed into a union of a bitmask and bitmap + count.
231 (free_store_info): Free bitmap if is_large.
232 (set_usage_bits): Don't look at stores where
233 offset + width >= MAX_OFFSET.
234 (set_position_unneeded, set_all_positions_unneeded,
235 any_positions_needed_p, all_positions_needed_p): New static inline
237 (record_store): Handle BLKmode stores of CONST_INT, if
238 MEM_SIZE is set on the MEM. Use the new positions_needed
240 (replace_read): Handle reads from BLKmode CONST_INT stores.
241 (check_mem_read_rtx): Use all_positions_needed_p function.
242 (dse_step1): Free large positions_needed bitmaps and clear is_large.
244 * dse.c (struct store_info): Change begin and end types to
247 * dse.c (record_store): Fix check for unused store.
249 * expr.c (block_clear_fn): No longer static.
250 * expr.h (block_clear_fn): Declare.
251 * dse.c (scan_insn): Memset and bzero can just read their arguments.
253 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
254 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
255 set MEM_SIZE on DESTMEM.
256 (ix86_expand_setmem): Adjust callers.
259 * expr.h (get_mem_align_offset): New prototype.
260 * emit-rtl.c (get_mem_align_offset): New function.
261 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
263 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
265 (ix86_expand_movmem): Optimize if COUNT_EXP
266 is constant, desired_align > align and dst & (desired_align - 1)
267 is computable at compile time.
268 (ix86_expand_setmem): Likewise.
270 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
271 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
273 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
275 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
278 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
279 label_ref with an offset.
281 2008-12-21 Andrew Pinski <pinskia@gmail.com>
284 * configure: Regenerate.
286 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
288 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
289 changing operand 1 to a pmode_register_operand.
290 (mips_lhx, mips_lwx): Likewise.
291 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
292 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
293 the value from the argument expression.
295 2008-12-21 Jan Hubicka <jh@suse.cz>
296 Kai Tietz <kai.tietz@onevision.com>
298 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
299 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
300 call_value_1_rex64_ms_sysv): New patterns.
301 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
302 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
304 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
306 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
307 (alpha_reorg): Call alpha_pad_noreturn.
309 2008-12-21 Denis Chertykov <denisc@overta.ru>
311 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
313 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
316 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
317 if readelf is nowhere to be found.
318 * configure: Regenerate.
320 2008-12-19 Andrew Haley <aph@redhat.com>
322 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
325 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
328 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
329 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
331 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
334 * arm.c (load_multiple_sequence): Initialize ORDER array.
335 (store_multiple_sequence): Likewise.
336 (output_move_double): Make reg0 unsigned.
337 (arm_output_epilogue): Make amount unsigned.
338 (arm_expand_prologue): Move declaration of dwarf before block
341 2008-12-19 Steve Ellcey <sje@cup.hp.com>
343 * df-scan.c (df_hard_reg_init): Move declaration of i.
345 2008-12-19 Jakub Jelinek <jakub@redhat.com>
348 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
349 use rs6000/x-linux-relax snippet if ld is new enough,
350 otherwise use rs6000/x-linux-O1.
351 * config/rs6000/x-linux-relax: New file.
352 * config/x-cflags-O1: New file.
354 2008-12-18 Joseph Myers <joseph@codesourcery.com>
356 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
357 choice of e500 comparison instructions on flag_finite_math_only &&
358 !flag_trapping_math, not flag_unsafe_math_optimizations.
359 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
360 instructions on flag_finite_math_only && !flag_trapping_math, not
361 flag_unsafe_math_optimizations.
362 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
363 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
364 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
365 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
366 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
367 Condition choice of comparison instructions on
368 flag_finite_math_only && !flag_trapping_math, not
369 flag_unsafe_math_optimizations.
371 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
373 * configure: Regenerate.
375 2008-12-18 Jan Hubicka <jh@suse.cz>
376 Kai Tietz <kai.tietz@onevision.com>
378 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
379 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
380 df_invalidated_by_call to invalidated_by_call_regset.
381 * df.h (df_invalidated_by_call): Remove.
382 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
384 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
385 (globalize_reg): Likewise.
386 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
387 df_byte_lr_alloc): Rename df_invalidated_by_call to
388 invalidated_by_call_regset.
389 * basic-block.h (regs_invalidated_by_call_regset): Declare.
391 2008-12-18 Jan Hubicka <jh@suse.cz>
392 Kai Tietz <kai.tietz@onevision.com>
394 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
396 2008-12-18 Jan Hubicka <jh@suse.cz>
397 Kai Tietz <kai.tietz@onevision.com>
399 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
401 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
402 do not try to modify call used regs.
403 (ix86_maybe_switch_abi): New function.
404 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
406 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
408 PR rtl-optimization/37922
409 * dse.c (bb_info): Added regs_live field.
410 (look_for_hardregs): New function.
411 (replace_read): Added regs_live parameter and code to check that
412 shift sequence does not clobber live hardregs.
413 (check_mem_read_rtx): Added parameter to replace_read.
414 (dse_step1): Added regs_live bitmap and initialize it.
415 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
417 * df-problems.c Renamed to df_simulate_initialize_backwards.
418 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
419 (df_simulate_artificial_refs_at_top): Renamed to
420 df_simulate_finalize_backwards.
421 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
422 df_simulate_finalize_backwards): New functions.
423 * df.h (df_simulate_artificial_refs_at_end): Renamed to
424 df_simulate_initialize_backwards.
425 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
426 (df_simulate_artificial_refs_at_top): Renamed to
427 df_simulate_finalize_backwards.
428 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
429 df_simulate_finalize_backwards): New functions.
430 * ra-conflict.c (global_conflicts): Renamed
431 df_simulate_artificial_refs_at_end to
432 df_simulate_initialize_backwards.
433 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
434 df_simulate_one_insn_backwards.
435 * ifcvt.c (dead_or_predicable): Renamed
436 df_simulate_artificial_refs_at_end to
437 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
438 df_simulate_one_insn_backwards.
439 * recog.c (peephole2_optimize): Ditto.
440 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
442 2008-12-18 Jakub Jelinek <jakub@redhat.com>
445 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
446 (rewrite_expr_tree): Add moved argument, move stmts together if
447 needed. Call remove_visited_stmt_chain.
448 (linearize_expr_tree): Don't move stmts here.
449 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
450 Adjust rewrite_expr_tree caller.
453 * tree-ssa.c (useless_type_conversion_p_1): Return
454 false if inner_type is incomplete and outer_type is complete.
456 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
458 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
459 dependences and the configure options.
460 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
461 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
463 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
466 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
467 only if REG_PARM_STACK_SPACE is defined.
469 2008-12-17 Jan Hubicka <jh@suse.cz>
470 Kai Tietz <kai.tietz@onevision.com>
472 * calls.c (expand_call): Do not sibcall if
473 outgoing_reg_parm_stack_space does not match.
475 2008-12-16 Anatoly Sokolov <aesok@post.ru>
477 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
478 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
481 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
483 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
486 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
489 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
491 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
493 * configure: Regenerate.
495 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
498 * arm.c (arm_legitimate_index): Only accept addresses that are in
500 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
501 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
503 (extendqisi2): Likewise.
504 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
505 predicate for operand1.
507 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
509 * config/mips/mips.c (mips_output_conditional_branch): Assert that
510 openrands[1] is a CODE_LABEL.
512 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
514 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
515 the result of mips_prepare_builtin_target.
517 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
519 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
520 if TARGET_ABICALLS is true.
522 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
524 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
525 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
527 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
529 * config/picochip/picochip.c (picochip_override_options): Disable CFI
530 asm and change the signature of brev and byteSwap functions to use
532 * config/picochip/picochip.md (commsTestPort): This is a complex
533 instruction and should not be vliwed. Don't set insn type.
535 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
536 * config/s390/s390.c (s390_swap_cmp): New function.
537 (s390_non_addr_reg_read_p): New function.
538 (s390_z10_optimize_cmp): New function.
539 (s390_reorg): Added call to s390_optimize_cmp.
540 * config/s390/s390.md (nop1): New insn.
542 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
545 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
546 for the milli.a library.
548 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
549 Peter Bergner <bergner@vnet.ibm.com>
552 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
553 TOC into the call pattern.
554 (call_indirect_aix64): Likewise.
555 (call_value_indirect_aix32): Likewise.
556 (call_value_indirect_aix64): Likewise.
557 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
558 to split off the load of the TOC.
559 (call_indirect_nonlocal_aix32): Enable only after reload.
560 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
561 to split off the load of the TOC.
562 (call_indirect_nonlocal_aix64): Enable only after reload.
563 (call_value_indirect_nonlocal_aix32_internal): New insn and split
564 patterns to split off the load of the TOC.
565 (call_value_indirect_nonlocal_aix32): Enable only after reload.
566 (call_value_indirect_nonlocal_aix64_internal): New insn and split
567 patterns to split off the load of the TOC.
568 (call_value_indirect_nonlocal_aix64): Enable only after reload.
570 2008-12-12 Andreas Schwab <schwab@suse.de>
573 2008-12-12 Andreas Schwab <schwab@suse.de>
574 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
577 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
579 PR tree-optimization/32044
580 * tree-scalar-evolution.h (expression_expensive_p): Declare.
581 * tree-scalar-evolution.c (expression_expensive_p): New function.
582 (scev_const_prop): Avoid introducing expensive expressions.
583 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
585 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
588 * graphite.c (nb_reductions_in_loop): Use simple_iv.
590 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
592 * config/i386/x86intrin.h: New header file to support all x86
594 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
596 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
599 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
602 2008-12-12 Andreas Schwab <schwab@suse.de>
604 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
607 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
609 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
610 Use Pmode for scratch reg.
611 (*mb_internal): Use (match_dup 0) for unspec operand.
613 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
615 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
616 floor_log2 of zero. Negate widened zero.
618 2008-12-12 Ben Elliston <bje@au.ibm.com>
620 * config/fp-bit.c (nan): Rename from this ...
621 (makenan): ... to this.
623 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
625 * config/mips/mips.md (*branch_bit<bbv><mode>,
626 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
627 label becomes operands[1].
629 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
631 PR tree-optimization/38446
632 * graphite.c (register_bb_in_sese): New.
633 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
634 looking at the bbs in the region.
635 * graphite.h (sese): Add region_basic_blocks pointer set to
636 structure and initialize at the time of defining new scop.
638 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
640 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
641 (find_params_in_bb): Do not free data refs.
642 (free_graphite_bb): Add FIXME on disabled free_data_refs.
644 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
646 * graphite.c (struct ivtype_map_elt): New.
647 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
648 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
649 gcc_type_for_cloog_iv): New.
650 (loop_iv_stack_patch_for_consts): Use the type of the induction
651 variable from the original loop, except for the automatically
652 generated loops, i.e., in the case of a strip-mined loop, in
653 which case there is no original loop: in that case just use
655 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
656 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
657 (clast_name_to_gcc): Accept params to be NULL.
658 (clast_to_gcc_expression): Take an extra parameter for the type.
659 Convert to that type all the expressions built by this function.
660 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
661 (graphite_translate_clast_equation): Compute the type of the
662 clast_equation before translating its LHS and RHS.
663 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
664 (graphite_create_new_loop): Compute the type of the induction
665 variable before translating the lower and upper bounds and before
666 creating the induction variable.
667 (rename_variables_from_edge, rename_phis_end_scop): New.
668 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
669 (sese_add_exit_phis_edge): Do not use integer_zero_node.
670 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
671 compute_cloog_iv_types): New.
672 (gloog): Call compute_cloog_iv_types before starting the
673 translation of the clast.
675 * graphite.h (struct graphite_bb): New field cloog_iv_types.
676 (GBB_CLOOG_IV_TYPES): New.
677 (debug_ivtype_map): Declared.
678 (oldiv_for_loop): New.
680 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
683 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
684 (param_index): Assert if parameter is not know after parameter
686 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
687 (find_scop_parameters): Mark, that we have finished parameter
689 (graphite_transform_loops): Move condition detection before parameter
691 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
693 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
696 * emutls.c (__emutls_get_address): Make sure offset is really zero
697 before initializing the object's offset.
699 2008-12-11 Jakub Jelinek <jakub@redhat.com>
702 * gimplify.c (gimplify_init_constructor): Don't force constructor
703 into memory if there is just one nonzero element.
705 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
707 Fix testsuite/gfortran.dg/graphite/id-4.f90.
708 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
711 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
713 * graphite.c (build_scops_1): Initialize open_scop.exit
716 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
717 Jan Sjodin <jan.sjodin@amd.com>
718 Harsha Jagasia <harsha.jagasia@amd.com>
730 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
731 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
733 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
734 * Makefile.in (graphite.o): Depend on value-prof.h.
735 (graphite.o-warn): Removed -Wno-error.
736 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
737 to be a NULL pointer. Call update_stmt. Return the newly created
738 cannonical induction variable.
740 * graphite.h (debug_rename_map): Declared. Fix some comments.
742 * graphite.c: Reimplement the code generation from graphite to gimple.
743 Include value-prof.h.
744 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
745 (get_old_iv_from_ssa_name): Removed.
746 (graphite_stmt_p): New.
747 (new_graphite_bb): Test for useful statements before building a
748 graphite statement for the basic block.
749 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
750 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
751 (recompute_all_dominators, graphite_verify,
752 nb_reductions_in_loop, graphite_loop_normal_form): New.
753 (scop_record_loop): Call graphite_loop_normal_form.
754 (build_scop_loop_nests): Iterate over all the blocks of the
755 function instead of relying on the incomplete information from
756 SCOP_BBS. Return the success of the operation.
757 (find_params_in_bb): Use the data from GBB_DATA_REFS.
758 (add_bb_domains): Removed.
759 (build_loop_iteration_domains): Don't call add_bb_domains.
760 Add the iteration domain only to the basic blocks that have been
761 translated to graphite.
762 (build_scop_conditions_1): Add constraints only if the basic
763 block have been translated to graphite.
764 (build_scop_data_accesses): Completely disabled until data
765 dependence is correctly implemented.
766 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
767 (remove_all_edges_1, remove_all_edges): Removed.
768 (get_new_name_from_old_name): New.
769 (graphite_rename_variables_in_stmt): Renamed.
770 rename_variables_in_stmt. Call get_new_name_from_old_name.
771 Use replace_exp and update_stmt.
772 (is_old_iv): Renamed is_iv.
773 (expand_scalar_variables_stmt): Extra parameter for renaming map.
774 Use replace_exp and update_stmt.
775 (expand_scalar_variables_expr): Same. Use the map to get the
776 new names for the renaming of induction variables and for the
777 renaming of variables after a basic block has been copied.
778 (expand_scalar_variables): Same.
779 (graphite_rename_variables): Renamed rename_variables.
780 (move_phi_nodes): Removed.
781 (get_false_edge_from_guard_bb): New.
782 (build_iv_mapping): Do not insert the induction variable of a
783 loop in the renaming iv map if the basic block does not belong
785 (register_old_new_names, graphite_copy_stmts_from_block,
786 copy_bb_and_scalar_dependences): New.
787 (translate_clast): Heavily reimplemented: copy basic blocks,
788 do not move them. Finally, in call cleanup_tree_cfg in gloog.
789 At each translation step call graphite_verify ensuring the
790 consistency of the SSA, loops and dominators information.
791 (collect_virtual_phis, find_vdef_for_var_in_bb,
792 find_vdef_for_var_1, find_vdef_for_var,
793 patch_phis_for_virtual_defs): Removed huge hack.
794 (mark_old_loops, remove_dead_loops, skip_phi_defs,
795 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
796 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
797 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
798 if_region_get_condition_block, if_region_set_false_region,
799 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
800 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
801 sese_add_exit_phis_edge, sese_add_exit_phis_var,
802 rewrite_into_sese_closed_ssa): New.
803 (gloog): Remove dead code. Early return if code cannot be
804 generated. Call cleanup_tree_cfg once the scop has been code
806 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
807 block loops with less than two loops.
808 (graphite_apply_transformations): Remove the call to
809 scop_remove_ignoreable_gbbs.
810 (limit_scops): When build_scop_loop_nests fails, continue on next
811 scop. Fix open_scop.entry.
812 (graphite_transform_loops): Call recompute_all_dominators: force the
813 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
814 Call initialize_original_copy_tables and free_original_copy_tables
815 to be able to copy basic blocks during code generation.
816 When build_scop_loop_nests fails, continue on next scop.
817 (value_clast): New union.
818 (clast_to_gcc_expression): Fix type cast warning.
820 2008-12-10 Richard Guenther <rguenther@suse.de>
822 PR tree-optimization/36792
823 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
826 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
828 PR tree-optimization/36792
829 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
831 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
834 * dwarf2out.c (saved_do_cfi_asm): New.
835 (dwarf2out_do_frame): Take it into account.
836 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
838 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
841 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
842 variables initialized from SRAed bit fields.
844 2008-12-10 Martin Guy <martinwguy@yahoo.it>
847 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
848 result will be in an FPU register.
850 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
854 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
855 on the associated SYMBOL_REF_DECL node, if any.
857 2008-12-09 David Daney <ddaney@caviumnetworks.com>
859 * config/mips/sync.md (sync_<optab>_12): Replace
860 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
861 (sync_old_<optab>_12): Remove third paramater to
862 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
863 with MIPS_SYNC_OLD_OP_12_AND.
864 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
865 with MIPS_SYNC_NEW_OP_12_AND.
866 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
867 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
868 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
869 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
870 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
871 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
872 MIPS_SYNC_NEW_OP_12_XOR.
873 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
874 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
875 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
876 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
877 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
878 to implement new __sync_nand semantics.
879 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
880 remove third parameter.
881 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
882 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
883 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
884 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
885 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
886 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
887 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
888 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
890 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
892 * graphite.c (graphite_transform_loops): Always call find_transform ()
893 in ENABLE_CHECKING. So we test these code paths, even if we do not
896 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
898 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
900 2008-12-09 Jakub Jelinek <jakub@redhat.com>
903 * function.h (struct function): Add always_inline_functions_inlined.
904 * ipa-inline.c (cgraph_early_inlining): Set it to true.
905 * tree-optimize.c (execute_fixup_cfg): Likewise.
906 * builtins.c (avoid_folding_inline_builtin): New function.
907 (fold_call_expr): Don't optimize always_inline builtins before
909 (fold_call_stmt): Likewise.
910 (fold_builtin_call_array): Likewise. Don't call
911 fold_builtin_varargs for BUILT_IN_MD builtins.
913 PR tree-optimization/37416
914 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
916 2008-12-09 Janis Johnson <janis187@us.ibm.com>
918 * doc/sourcebuild.texi (Test Directives): Fix formatting.
920 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
922 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
924 * doc/invoke.texi (-fira-region): Describe new option.
925 (-fira-algorithm): Change the values.
927 * ira-conflicts.c (build_conflict_bit_table,
928 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
929 (ira_build_conflicts): Use flag flag_ira_region instead of
930 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
931 base registers for allocnos crossing calls.
933 * flags.h (enum ira_algorithm): Redefine.
934 (enum ira_region): New.
935 (flag_ira_region): New.
937 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
938 instead of flag_ira_algorithm.
940 * toplev.c (flag_ira_algorithm): Change the initial value.
941 (flag_ira_region): New.
943 * ira-int.h (ira_reg_classes_intersect_p,
944 ira_reg_class_super_classes): New.
946 * ira-color.c (update_copy_costs): Use
947 ira_reg_classes_intersect_p. Use right class to find hard reg index.
948 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
949 (assign_hard_reg): Ditto. Pass additional argument to
950 update_conflict_hard_regno_costs. Do not uncoalesce for priority
952 (allocno_priorities, setup_allocno_priorities,
953 allocno_priority_compare_func): Move before color_allocnos.
954 (color_allocnos): Add priority coloring. Use flag flag_ira_region
955 instead of flag_ira_algorithm.
956 (move_spill_restore): Check classes of the same reg allocno from
958 (update_curr_costs): Use ira_reg_classes_intersect_p.
959 (ira_reassign_conflict_allocnos): Ditto.
961 * opts.c (decode_options): Always set up flag_ira. Set up
962 flag_ira_algorithm. Warn CB can not be used for architecture.
963 (common_handle_option): Modify code for -fira-algorithm. Add code
964 to process -fira-region.
966 * ira-lives.c (update_allocno_pressure_excess_length): Process
968 (set_allocno_live, clear_allocno_live, mark_reg_live,
969 mark_reg_dead, process_bb_node_lives): Ditto.
971 * ira-emit.c (ira_emit): Fix insn codes.
973 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
974 instead of flag_ira_algorithm.
975 (allocno_range_compare_func): Ignore classes for priority coloring.
976 (setup_min_max_conflict_allocno_ids): Ditto.
977 (ira_flattening): Use ira_reg_classes_intersect_p.
979 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
981 * common.opt (fira-algorithm): Modify.
984 * ira.c (setup_class_hard_regs): Initialize.
985 (setup_cover_and_important_classes): Modify code setting class
986 related info for priority coloring.
987 (setup_class_translate): Ditto.
988 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
989 (setup_reg_class_intersect_union): Rename to
990 setup_reg_class_relations. Add code for setting up new variables.
991 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
992 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
994 * ira-costs.c (common_classes): New.
995 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
996 (find_allocno_class_costs): Ditto. Use common_classes. Translate
998 (ira_costs): Allocate/deallocate common_classes.
1000 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
1001 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
1004 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
1005 smallest_mode_for_size.
1007 2008-12-10 Ben Elliston <bje@au.ibm.com>
1009 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
1011 2008-12-09 Jan Hubicka <jh@suse.cz>
1013 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
1015 2008-12-09 Jakub Jelinek <jakub@redhat.com>
1017 PR tree-optimization/35468
1018 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
1021 2008-12-09 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/38445
1024 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
1026 (emit_alias_warning): Adjust.
1028 2008-12-09 Andrew Haley <aph@redhat.com>
1030 * fixed-value.c (do_fixed_add): Add comment.
1031 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1032 * builtins.c (fold_builtin_sqrt): Likewise.
1034 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
1037 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
1039 * calls.c (nitialize_argument_information): Add fntype argument
1040 and use it for calls.promote_function_args.
1041 (expand_call): Pass fntype to aggregate_value_p if no fndecl
1042 available and pass additional fntype to
1043 initialize_argument_information.
1044 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
1045 to get function abi type.
1046 (init_cumulative_args): Use for abi kind detection fntype, when no
1047 fndecl is available.
1049 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
1051 * config/s390/s390.md (movti, movdi_64, movdi_31,
1052 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
1053 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
1055 (Integer->BLKmode splitter): Removed.
1057 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
1059 * config/alpha/alpha.c (alpha_set_memflags): Process memory
1060 references in full insn sequence.
1062 2008-12-09 Jason Merrill <jason@redhat.com>
1064 * gimplify.c (gimplify_init_constructor): Revert to using < rather
1065 than <= for sparseness test.
1068 * gimplify.c (gimplify_init_constructor): Don't write out a static
1069 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
1072 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
1075 Fix testsuite/gfortran.dg/graphite/id-3.f90.
1076 * graphite.c (scopdet_basic_block_info): Fix bug that found some
1077 regions more than once.
1079 2008-12-09 Ben Elliston <bje@au.ibm.com>
1081 * emutls.c (__emutls_get_address): Prototype.
1082 (__emutls_register_common): Likewise.
1084 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
1086 2008-12-09 Ben Elliston <bje@au.ibm.com>
1088 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
1090 2008-12-08 Steve Ellcey <sje@cup.hp.com>
1092 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
1093 (nonlocal_goto_receiver): New instruction.
1095 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1098 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
1101 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1102 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
1104 2008-12-08 Richard Henderson <rth@redhat.com>
1107 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
1108 (SET_TYPE_MODE): New.
1109 * c-decl.c (parser_xref_tag): Use it.
1110 (finish_enum): Likewise.
1111 * tree.c (build_pointer_type_for_mode): Likewise.
1112 (build_reference_type_for_mode, build_index_type): Likewise.
1113 (build_range_type, make_vector_type): Likewise.
1114 (build_common_tree_nodes_2): Likewise.
1115 * stor-layout.c (compute_record_mode): Likewise.
1116 (finalize_type_size, layout_type, make_fract_type): Likewise.
1117 (make_accum_type, initialize_sizetypes): Likewise.
1118 (vector_type_mode): New.
1119 * function.c (allocate_struct_function): Call
1120 invoke_set_current_function_hook before querying anything else.
1122 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
1124 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
1126 * alias.c (find_base_term): Synch LO_SUM handling with what
1127 find_base_value does.
1129 2008-12-08 Andrew Haley <aph@redhat.com>
1130 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
1132 * gimple.h (gimple_build_try): Fix declaration.
1134 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
1135 * fixed-value.c (do_fixed_add): Likewise.
1136 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1138 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1141 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1142 on parallel and task contexts.
1144 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1146 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1148 2008-12-07 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/38405
1151 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1152 not sign-extend truth values.
1154 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1156 * tree-sra.c (scalarize_use): Create another temporary with the proper
1157 type for signed types in the use_all && !is_output bitfield case.
1159 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1161 PR rtl-optimization/36365
1162 * df-core.c (df_worklist_dataflow_overeager): Remove.
1163 (df_worklist_dataflow): Don't call it, use double-queue only.
1164 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1166 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1169 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1170 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1172 2008-12-07 Ben Elliston <bje@au.ibm.com>
1174 * gthr-single.h (__gthread_once): Adjust prototype to match all
1175 other gthreads models.
1177 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1179 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1180 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1183 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1184 operands to mult_type if it isn't narrower than op0's type.
1186 2008-12-06 Jan Hubicka <jh@suse.cz>
1187 Jakub Jelinek <jakub@redhat.com>
1189 PR tree-optimization/38074
1190 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1192 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1193 in both dirrection for first match heuristics.
1194 (tree_bb_level_predictions): Disable noreturn heuristic when there
1195 is no returning path.
1197 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1199 PR rtl-optimization/38272
1200 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1203 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1206 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1207 (pp_c_expression): Likewise.
1209 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1212 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1214 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1217 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1218 arguments to HOST_WIDE_INT. If type has different signedness
1219 than unsignedp or different precision from bitsize, create
1220 the right type for BIT_FIELD_REF and cast to type.
1221 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1224 2008-03-05 Richard Guenther <rguenther@suse.de>
1226 * fold-const.c (fold_truthop): Remove code generating
1227 BIT_FIELD_REFs of structure bases.
1228 (fold_binary): Likewise.
1229 (make_bit_field_ref): Remove.
1230 (optimize_bit_field_compare): Remove.
1231 (all_ones_mask_p): Remove.
1233 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1235 * tree-sra.c (sra_explode_bitfield_assignment): Always
1236 call unsigned_type_for, if the precision is higher than
1237 needed, call build_nonstandard_integer_type.
1240 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1241 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1245 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1246 only if internal_arg_pointer is a non-virtual pseudo.
1248 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1250 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1251 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1252 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1254 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1256 PR tree-optimization/37716
1257 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1258 gimplify_ctxp->allow_rhs_cond_expr.
1260 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1262 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1263 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1265 (alpha_emit_conditional_branch): Do not generate direct branch
1266 for UNORDERED comparisons.
1268 2008-12-05 Andreas Schwab <schwab@suse.de>
1270 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1273 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1276 * fold-const.c (fold_checksum_tree): Change buf type to union
1279 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1282 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1284 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1286 2008-12-05 Ben Elliston <bje@au.ibm.com>
1288 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1290 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1292 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1293 Gary Funck <gary@intrepid.com>
1295 * cse.c (lookup_as_function): Delete mode frobbing code.
1296 (equiv_constant): Re-implement it there for SUBREGs.
1298 2008-12-04 Richard Guenther <rguenther@suse.de>
1301 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1302 (tree-ssa-structalias.o): Remove errors.h dependency.
1303 (tree-ssa-reassoc.o): Likewise.
1304 * tree-ssa-reassoc.c: Do not include errors.h.
1305 * tree-ssa-alias-warnings.c: Remove.
1306 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1307 strict_aliasing_warning_backend.
1308 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1309 (emit_alias_warning): Likewise.
1310 (set_uids_in_ptset): Warn for clear cases of type-punning.
1311 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1314 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1316 * cse.c (equiv_constant): Fix pasto.
1318 2008-12-04 Nick Clifton <nickc@redhat.com>
1320 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1321 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1322 formatting of quotes.
1324 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1327 * fold-const.c (fold_checksum_tree): Allow modification of
1330 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1333 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1334 have the right number of arguments.
1336 2008-12-03 Richard Guenther <rguenther@suse.de>
1339 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1342 2008-12-03 Tomas Bily <tbily@suse.cz>
1345 * tree-loop-distribution.c (build_size_arg): New function.
1346 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1347 Reorganized generating of stmts.
1348 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1349 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1350 Indicate if analysis succeed.
1351 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1352 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1353 Uses new definition of dr_analyze_innermost.
1355 2008-12-03 Ben Elliston <bje@au.ibm.com>
1357 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1359 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1361 PR tree-optimization/37716
1362 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1363 all the needed operations as trees and gimplify_assign it to dst.
1366 * configure.ac (gcc_cv_readelf): Look for readelf.
1367 (gcc_cv_as_cfi_advance_working): Check for working
1368 cfi advances with code alignment factor > 1.
1369 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1370 don't work properly.
1371 * configure: Regenerated.
1373 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1374 Jakub Jelinek <jakub@redhat.com>
1375 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 PR rtl-optimization/38281
1378 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1379 set it to NULL_RTX afterwards.
1381 * emit-rtl.c (set_insn_deleted): Fix formatting.
1383 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1385 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1387 * config/mips/mips.md (IMOVE32): New mode iterator.
1388 (movsi): Generalize with IMOVE32.
1389 (*movsi_internal): Likewise.
1390 (*mov<mode>_mips16): Likewise.
1393 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1394 Maxim Kuvyrkov <maxim@codesourcery.com>
1396 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1397 PC-relative addressing when compiling for uclinux PIC.
1398 (__cmpdf_internal, __cmpsf_internal): Hide.
1399 (__cmpdf, __cmpsf): Use PIC call sequence.
1401 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1402 Jack Howarth <howarth@bromo.med.uc.edu>
1404 * config/i386/t-darwin64: Add m32 multilib support.
1406 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1408 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1410 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1413 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1414 before using it in POINTER_PLUS_EXPR.
1416 2008-12-02 Richard Guenther <rguenther@suse.de>
1418 PR tree-optimization/38359
1419 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1422 2008-12-02 Martin Jambor <mjambor@suse.cz>
1425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1427 (forward_propagate_addr_into_variable_array_index): Check that the
1428 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1429 than the gimple code directly.
1431 2008-12-02 Ben Elliston <bje@au.ibm.com>
1433 * config/spu/float_disf.c (__floatdisf): Prototype.
1434 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1435 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1436 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1438 2008-12-02 DJ Delorie <dj@redhat.com>
1440 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1441 (DWARF_CIE_DATA_ALIGNMENT): Define.
1443 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1444 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1445 (xstormy16_expand_prologue): Likewise.
1446 (xstormy16_expand_builtin_va_start): Likewise.
1447 (xstormy16_gimplify_va_arg_expr): Likewise.
1449 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1452 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1453 potentially returned from folding memcpy.
1454 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1455 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1457 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1460 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1461 decoration of function RTL names here on Ada language.
1463 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1465 PR rtl-optimization/38280
1466 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1467 ira_rebuild_regno_allocno_list): New functions.
1468 (regno_allocnos): New static variable.
1469 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1470 Call ira_rebuild_regno_allocno_list.
1472 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1473 Adam Nemet <anemet@caviumnetworks.com>
1475 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1476 LINUX_DRIVER_SELF_SPECS.
1478 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1480 PR rtl-optimization/37514
1481 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1482 from previous insns.
1484 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1487 * c-omp.c (c_finish_omp_for): Only transform pointer
1488 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1490 PR rtl-optimization/38245
1491 * tree-vrp.c (abs_extent_range): New function.
1492 (extract_range_from_binary_expr): Compute range
1493 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1494 or includes zero or if vr1 is VR_RANGE and op0 has some
1497 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1500 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1501 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1502 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1503 to (not:I48MODE (and:I48MODE (...))).
1504 (sync_old_nand<mode>): Ditto.
1505 (sync_new_nand<mode>): Ditto.
1507 2008-12-01 Nick Clifton <nickc@redhat.com>
1509 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1510 Replace uses of the "y" register class with direct references to
1511 the CARRY_REG register.
1512 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1513 register with clobbers of the carry register.
1514 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1515 (xstormy16_split_cbranch): Remove redundant carry parameter.
1516 (xstormy16_expand_arith): Likewise.
1517 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1518 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1519 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1520 (CARRY_REGNUM): Define.
1521 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1523 (xstormy16_expand_arith): Likewise.
1525 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1527 * config/score/score.h (IRA_COVER_CLASSES): Define.
1529 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1532 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1533 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1534 (cmp_sdiv_cc_set): Factor common string.
1535 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1537 (cmp_udiv_cc_set): Factor common string.
1539 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1542 * varasm.c (emutls_finish): Fix common registration.
1544 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1547 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1549 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1551 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1552 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1553 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1554 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1555 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1556 Ignore sub-word case for now.
1557 (sync_nand<mode>_internal): Represent NAND in RTL.
1558 (sync_old_nand<mode): Same.
1559 (sync_old_name<mode>_internal): Same.
1560 (sync_new_nand<mode>): Same.
1561 (sync_new_nand<mode>_internal): Same.
1562 (sync_boolcshort_internal): Expect NAND.
1564 2008-11-28 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/37955
1567 PR tree-optimization/37742
1568 * tree-vect-transform.c (vectorizable_store): Remove assert for
1570 (vectorizable_load): Likewise.
1572 2008-11-27 Richard Guenther <rguenther@suse.de>
1574 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1575 a constraint for the static chain parameter.
1577 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1579 * config/bfin/bfin.opt (micplb): New option.
1580 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1581 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1582 ENABLE_WA_INDIRECT_CALLS): New macros.
1583 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1585 (indirect_call_p): New function.
1586 (workaround_speculation): Handle anomaly 05-00-0426 when
1587 ENABLE_WA_INDIRECT_CALLS is true.
1588 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1589 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1590 * doc/invoke.texi (Blackfin Options): Document -micplb.
1592 2008-11-26 DJ Delorie <dj@redhat.com>
1594 * config/m32c/mov.md ("extendhipsi2"): New.
1596 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1598 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1599 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1601 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1603 * config/mips/mips.md (clear_hazard): Rename to
1604 clear_hazard_<mode>. Use mode-specific addition.
1605 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1606 or gen_clear_hazard_di depending on the size of Pmode.
1608 2008-11-26 DJ Delorie <dj@redhat.com>
1610 * configure.ac: Test m32c-elf-gas for .loc.
1611 * configure: Likewise.
1613 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1616 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1619 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1622 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1623 (memory_barrier): Do not generate memory_barrier_nosse instruction
1625 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1627 2008-11-26 Fredrik Unger <fred@tree.se>
1629 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1630 function name from __floatundisf.
1631 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1634 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1635 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/37869
1638 * tree-ssa-structalias.c (struct constraint_graph): Remove
1639 pt_used and number_incoming members.
1640 (build_pred_graph): Do not allocate them.
1641 (condense_visit): Do not use them.
1642 (label_visit): Likewise.
1643 (free_var_substitution_info): Do not free them.
1645 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1647 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1649 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1651 * ira-color.c (allocno_spill_priority): New function.
1652 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1653 Print more info about the spilled allocno.
1654 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1655 checks on bad spill.
1657 * ira-build.c (loop_node_to_be_removed_p): Remove.
1658 (loop_compare_func, mark_loops_for_removal): New functions.
1659 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1661 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1663 * ira.c (ira): Don't change flag_ira_algorithm.
1665 * params.def (ira-max-loops-num): Change the value.
1667 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1669 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1670 Disable unsupported alternative for ColdFire,
1671 add new alternative that ColdFire can handle.
1673 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1675 * regrename.c (merge_overlapping_regs): Add registers artificially
1676 defined at the top of the basic block to the set of live ones just
1677 before the first insn.
1679 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1680 Joey Ye <joey.ye@intel.com>
1683 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1684 false if we need to align the outgoing stack.
1685 (ix86_update_stack_boundary): Check parm_stack_boundary.
1687 2008-11-25 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1692 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1693 in favor of dereferenced_ptrs.
1694 (init_alias_info): Adjust.
1695 (delete_alias_info): Likewise.
1696 (compute_flow_insensitive_aliasing): Properly
1697 include all aliased variables.
1698 (update_alias_info_1): Use dereferenced_ptrs.
1699 (setup_pointers_and_addressables): Likewise.
1700 (get_smt_for): Honor ref-all pointers and pointers with known alias
1702 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1704 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1708 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1710 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1712 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1714 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1716 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1718 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1721 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1722 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1724 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1727 UNSPECV_CMPXCHG_[12].
1728 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1729 UNSPECV_CMPXCHG_[12].
1732 * config/i386/sync.md (memory_barrier): New expander.
1734 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1737 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1739 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1741 * pa.c (function_arg): Revert 2008-10-26 change.
1743 2008-11-23 Helge Deller <deller@gmx.de>
1745 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1746 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1747 succeeded and lws_ret is not equal to oldval.
1749 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1751 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1753 2008-11-22 Andreas Schwab <schwab@suse.de>
1755 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1758 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1760 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1761 Use constant 1 as the operand.
1762 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1763 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1764 gen_rdhwr_synci_step_di depending on the size of Pmode.
1766 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.md (SWI248): New mode iterator.
1770 (SWI32): Remove mode iterator.
1771 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1772 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1773 iterator. Generate popcnt mnemonic without mode extensions
1774 for Darwin x86 targets.
1775 (*popcount<mode>2_cmp): Ditto.
1776 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1777 extensions for Darwin x86 targets.
1779 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1781 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1782 only if HAVE_AS_SPARC_UA_PCREL is defined.
1784 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1786 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1787 allocno_costs value of the classees with the lowest total_costs
1788 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1789 (setup_allocno_cover_class_and_costs): ...rather than here.
1790 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1793 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1796 * builtins.c (expand_builtin_apply_args): Emit sequence before
1797 parm_birth_insn instead of after entry_of_function's first insn.
1800 * function.c (assign_parm_remove_parallels): Pass
1801 data->passed_type as third argument to emit_group_store.
1804 * final.c (mark_symbol_refs_as_used): New function.
1805 * output.h (mark_symbol_refs_as_used): New prototype.
1806 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1807 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1808 * config/arm/arm.md (consttable_4): Likewise.
1811 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1813 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1817 propagate x = &a into *x = b if conversion from b to a's type is
1820 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1822 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1823 for the liveness computation of the new insn.
1825 2008-11-21 DJ Delorie <dj@redhat.com>
1827 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1828 Moves to/from below100 space (W) can only use r0-r7.
1830 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1833 * doc/invoke.texi (Optimization Options): Fix typo.
1835 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1836 Xuepeng Guo <xuepeng.guo@intel.com>
1838 * config.gcc (extra_headers): For x86 and x86-64, remove
1839 gmmintrin.h, add immintrin.h and avxintrin.h.
1841 * config/i386/gmmintrin.h: Renamed to ...
1842 * config/i386/avxintrin.h: This. Issue an error if
1843 _IMMINTRIN_H_INCLUDED is undedined.
1845 * config/i386/immintrin.h: New.
1847 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1850 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1851 mode of PLUS, not mode of the eliminated register.
1853 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1856 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1857 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1858 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1859 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1860 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1861 (*nand<mode>3): Rename to *andnot<mode>3.
1862 (*nandtf3): rename to *andnottf3.
1863 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1864 Use CODE_FOR_mmx_andnotv2si3.
1865 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1866 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1867 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1868 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1869 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1871 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1874 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1875 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1876 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1877 to (not:IMODE (and:IMODE (...))).
1878 (sync_old_nand<mode>): Ditto.
1879 (sync_new_nand<mode>): Ditto.
1881 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1883 * config/arm/thumb2.md (thumb2_casesi_internal,
1884 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1886 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1888 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1889 nand to the changed 4.4 semantic.
1891 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1894 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1895 (fold_builtin_memory_op): Handle even the case where just one
1896 of src and dest is an address of a var decl component, using
1897 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1898 and readonly_data_expr src check.
1899 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1902 PR rtl-optimization/36998
1903 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1904 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1905 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1906 stack_adjust_offset callers.
1907 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1909 (compute_barrier_args_size): Handle insns in annulled branches
1912 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1916 Handle cases when integer argument crosses argument register boundary.
1918 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1921 * config.gcc (i[34567]86-*-solaris2*): Don't include
1922 i386/t-crtstuff here.
1923 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1924 * config/i386/t-sol2: Move to libgcc/config/i386.
1926 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1929 * tlink.c: Include "libiberty.h".
1930 (initial_cwd): Change type into char *.
1931 (tlink_init): Call getpwd instead of getcwd.
1933 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1935 PR rtl-optimization/32283
1936 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1937 of the induction variable to decide whether it may wrap.
1938 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1939 initialization of the bound before the loop.
1940 * simplify-rtx.c (simplify_binary_operation_1): Add two
1941 simplifications regarding AND.
1942 (simplify_plus_minus): Only fail if no simplification is possible.
1943 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1945 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1948 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1949 checking until GIMPLE lowering.
1950 * gimple-low.c (check_call_args): New function.
1951 (lower_stmt) <case GIMPLE_CALL>: Call it.
1953 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1955 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1956 with the same type as the first operand of the AND expression.
1958 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1961 * ira-int.h (struct ira_loop_tree_node): New member
1962 entered_from_non_parent_p.
1964 * ira-color.c (print_loop_title): Print loop bbs.
1966 * ira-emit.c (entered_from_non_parent_p,
1967 setup_entered_from_non_parent_p): New functions.
1968 (not_modified_p): Rename to store_can_be_removed_p. Check there
1970 (generate_edge_moves): Use store_can_be_removed_p instead of
1972 (ira_emit): Call setup_entered_from_non_parent_p.
1974 * ira-build.c (copy_info_to_removed_store_destinations):
1975 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1976 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1977 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1978 update all accumulated attributes.
1980 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1983 * ira-int.h (ira_copy_allocno_live_range_list,
1984 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1985 ira_finish_allocno_live_range_list): New prototypes.
1986 (ira_allocno_live_ranges_intersect_p,
1987 ira_pseudo_live_ranges_intersect_p): Remove.
1989 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1990 ira_pseudo_live_ranges_intersect_p): Rename to
1991 allocnos_have_intersected_live_ranges_p and
1992 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1994 * ira-color.c: ... here
1995 (coalesced_allocno_conflict_p): Use
1996 allocnos_have_intersected_live_ranges_p.
1997 (coalesced_allocnos_living_at_program_points,
1998 coalesced_allocnos_live_at_points_p,
1999 set_coalesced_allocnos_live_points): Remove.
2000 (slot_coalesced_allocnos_live_ranges,
2001 slot_coalesced_allocno_live_ranges_intersect_p,
2002 setup_slot_coalesced_allocno_live_ranges): New.
2003 (coalesce_spill_slots): Use ranges of coalesced allocnos.
2004 (ira_sort_regnos_for_alter_reg): Use
2005 allocnos_have_intersected_live_ranges_p.
2006 (ira_reuse_stack_slot): Use
2007 pseudos_have_intersected_live_ranges_p.
2009 * global.c (pseudo_for_reload_consideration_p): Check
2010 flag_ira_share_spill_slots too.
2012 * ira-build.c (copy_allocno_live_range_list): Rename to
2013 ira_copy_allocno_live_range_list. Make it external.
2014 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
2016 (ira_allocno_live_ranges_intersect_p): New.
2017 (ira_finish_allocno_live_range_list): New.
2018 (finish_allocno): Use it.
2019 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
2020 (copy_info_to_removed_store_destinations): Ditto. Use
2021 ira_copy_allocno_live_range_list.
2022 (ira_flattening): Use ira_merge_allocno_live_ranges.
2024 * ira.c (too_high_register_pressure_p): New function.
2025 (ira): Switch off sharing spill slots if the pressure is too high.
2027 2008-11-19 Richard Guenther <rguenther@suse.de>
2029 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
2030 non-sizetype offsets if their precision matches that of the pointer.
2031 * expr.c (expand_expr_real_1): Always sign-extend the offset
2032 operand of a POINTER_PLUS_EXPR.
2034 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2036 * config.gcc: Unobsolete mips-sgi-irix[56]*.
2037 (mips-sgi-irix[56]*): No need to use fixproto.
2039 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2040 Paul Brook <paul@codesourcery.com>
2042 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
2045 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2047 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
2049 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
2052 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
2053 (separate_decls_in_region): Create shared struct even when there
2054 are only reductions.
2056 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
2058 * config/picochip/picochip.c (headers): Remove an unnecessary
2061 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
2064 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
2065 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
2067 * config/m68k/m68k.md: Adjust all conditional branches that use the
2068 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
2070 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
2073 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
2074 is a register or zero operand in the correct mode before generating
2075 mtch1 insn or a register operand in the correct mode before generating
2077 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
2079 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
2081 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
2082 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
2083 mipsisa*-*-elf*. Handle mipsisa64r2*.
2084 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
2085 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2087 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
2088 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2090 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
2091 Fix mips16 if mips64 or mips64r2 are multilib defaults.
2092 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2095 2008-11-18 Jakub Jelinek <jakub@redhat.com>
2098 * config/i386/i386.md (allocate_stack_worker_32,
2099 allocate_stack_worker_64): Don't use match_dup between input and
2101 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
2102 * config/i386/i386.c (ix86_expand_prologue): Likewise.
2104 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
2106 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
2107 is forced when trying to do a symbol link for it.
2109 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
2111 * expmed.c (extract_bit_field_1): Also use a temporary and
2112 convert_extracted_bit_field when the conversion from ext_mode to
2113 the target mode requires explicit truncation.
2115 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2117 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
2119 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
2120 registers when not optimizing.
2122 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2124 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
2125 and its associated define_split. Expose the all-d alternative
2126 to the register allocator, but mark it with "?". Mark the first
2127 alternative with "*?*?".
2128 (*mul_sub_si): Likewise.
2129 (*mul_acc_si_r3900): New pattern.
2131 2008-11-17 Jakub Jelinek <jakub@redhat.com>
2134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
2135 propagating x = &a into *x = b, add a cast if not useless
2136 type conversion or don't optimize if another stmt would be
2139 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2142 * optabs.c (expand_sync_operation): Properly handle NAND case
2143 by calculating ~(t1 & val) instead of (~t1 & val).
2144 * builtins.c (expand_builtin_sync_operation): Warn for changed
2145 semantics in NAND builtins.
2146 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2148 * doc/invoke.texi (Warning options): Add Wsync-nand.
2149 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2150 __sync_fetch_and_nand builtin operation in the example. Add a note
2151 about changed semantics in GCC 4.4.
2152 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2153 operation in the example. Add a note about changed semantics in
2156 2008-11-16 Jan Hubicka <jh@suse.cz>
2158 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2161 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2163 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2166 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2169 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2170 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2172 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2173 rather than call_really_used_regs when handling $gp.
2175 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2178 * config/mips/mips.c (machine_function): Update the comment
2179 above global_pointer.
2180 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2181 that a function doesn't need a global pointer.
2182 (mips_current_loadgp_style): Update accordingly.
2183 (mips_restore_gp): Likewise.
2184 (mips_output_cplocal): Likewise.
2185 (mips_expand_prologue): Likewise.
2187 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2189 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2190 parameter. Use DImode for computing the number of registers.
2191 (function_arg): Adjust for above change.
2192 (function_value): Likewise.
2194 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2196 PR tree-optimization/37950
2197 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2198 not computed for the current function.
2200 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2203 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2204 gpr and other COMPONENT_REFs.
2206 2008-11-15 Richard Guenther <rguenther@suse.de>
2208 PR tree-optimization/38051
2209 * tree-ssa-alias.c (update_alias_info_1): Manually find
2212 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2214 * doc/invoke.texi (-mfix-r10000): Document.
2215 * config/mips/mips.opt (mfix-r10000): New option.
2216 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2217 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2218 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2219 (MIPS_SYNC_OP): Likewise.
2220 (MIPS_SYNC_OP_12): Likewise.
2221 (MIPS_SYNC_OLD_OP_12): Likewise.
2222 (MIPS_SYNC_NEW_OP_12): Likewise.
2223 (MIPS_SYNC_OLD_OP): Likewise.
2224 (MIPS_SYNC_NAND): Likewise.
2225 (MIPS_SYNC_OLD_NAND): Likewise.
2226 (MIPS_SYNC_EXCHANGE): Likewise.
2227 (MIPS_SYNC_EXCHANGE_12): Likewise.
2228 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2230 (MIPS_SYNC_NEW_NAND): Likewise.
2231 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2232 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2233 (mips_output_sync_loop): New function.
2234 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2235 Make -mfix-r10000 require branch-likely instructions.
2236 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2237 mips_output_sync_loop.
2238 (compare_and_swap_12): Likewise.
2239 (sync_add<mode>): Likewise.
2240 (sync_<optab>_12): Likewise.
2241 (sync_old_<optab>_12): Likewise.
2242 (sync_new_<optab>_12): Likewise.
2243 (sync_nand_12): Likewise.
2244 (sync_old_nand_12): Likewise.
2245 (sync_new_nand_12): Likewise.
2246 (sync_sub<mode>): Likewise.
2247 (sync_old_add<mode>): Likewise.
2248 (sync_old_sub<mode>): Likewise.
2249 (sync_new_add<mode>): Likewise.
2250 (sync_new_sub<mode>): Likewise.
2251 (sync_<optab><mode>): Likewise.
2252 (sync_old_<optab><mode>): Likewise.
2253 (sync_new_<optab><mode>): Likewise.
2254 (sync_nand<mode>): Likewise.
2255 (sync_old_nand<mode>): Likewise.
2256 (sync_new_nand<mode>): Likewise.
2257 (sync_lock_test_and_set<mode>): Likewise.
2258 (test_and_set_12): Likewise.
2260 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2262 * gcc.c (cc1_options): Fix comment.
2264 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2267 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2268 argtype instead of result_type.
2270 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2272 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2273 subloop_next/next and subloops/childen fields.
2275 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2277 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2278 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2279 (LOCAL_INCLUDE_DIR): Undefine.
2280 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2282 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2284 PR rtl-optimization/37397
2285 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2286 (ALLOCNO_BAD_SPILL_P): New macro.
2288 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2290 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2291 (create_cap_allocno, propagate_allocno_info,
2292 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2293 (update_bad_spill_attribute): New function.
2294 (ira_build): Call it.
2296 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2298 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2300 PR tree-optimization/38104
2301 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2302 before calling mark_symbols_for_renaming, not after it.
2304 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2306 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2307 (OVERRIDE_OPTIONS): Likewise.
2309 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2310 Andrew Stubbs <ams@codesourcery.com>
2311 Gunnar Von Boehn <gunnar@genesi-usa.com>
2314 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2315 the shorter LEA insn over ADD.L where possible.
2317 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2319 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2320 systems, which are assumend to always provide SSP-support in glibc.
2321 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2323 * configure: Regenerate.
2325 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2328 * function.c (gimplify_parameters): For callee copies parameters,
2329 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2331 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2334 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2335 x86 parts into the `i[34567]86-*-linux*' and parts that are
2336 independent of the processor architecture into the `*-*-linux*' cases.
2337 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2338 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2339 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2340 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2341 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2342 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2343 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2345 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2347 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2348 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2349 (ls2_idiv): Likewise idiv3.
2350 (ls2_prefetch): New reservation.
2351 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2352 * config/mips/mips.md (type): Add imul3nc and idiv3.
2353 (length): Handle idiv3.
2354 (any_mod): New code_iterator.
2355 (u): Handle MOD and UMOD.
2356 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2357 (prefetch): Handle TARGET_LOONGSON_2EF.
2359 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2362 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2363 (prune_unused_types_walk): Call it for non-perennial local classes.
2364 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2365 entry, just set it to 2 and recurse on children, don't walk attributes
2368 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2370 * c-common.c (warn_about_parentheses): Add missing whitespace
2373 2008-11-13 Paul Brook <paul@codesourcery.com>
2375 * doc/invoke.texi: Document --fix-cortex-m3.
2376 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2377 Cortex-M3 cpu is selected.
2378 (output_move_double): Avoid overlapping base register and first
2379 destination register when fix_cm3_ldrd.
2380 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2382 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2385 * gimple.h (gimple_range_check_failed): Remove prototype.
2386 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2388 (gimple_range_check_failed): Removed.
2390 2008-11-13 Andrew Haley <aph@redhat.com>
2393 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2396 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2400 2007-05-07 Mike Stump <mrs@apple.com>
2401 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2402 also checks for and while statements in C++.
2404 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2407 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2408 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2409 - which clones are reachable - as "abstract and needed".
2410 * cgraph.c (cgraph_release_function_body): If a node is
2411 "abstract and needed", do not release its DECL_INITIAL() content
2412 that will be needed to emit debug info.
2414 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2417 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2418 to set HAVE_GETIPINFO.
2419 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2420 * configure: Regenerate.
2421 * config.in: Regenerate.
2423 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2426 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2428 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2431 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2432 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2434 2008-11-12 Jason Merrill <jason@redhat.com>
2437 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2440 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2442 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2443 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2445 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2446 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2448 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2450 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2451 packed-stack special handling.
2452 (FRAME_ADDR_RTX): Add definition.
2454 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2457 * fold-const.c (native_encode_string): New function.
2458 (native_encode_expr): Use it for STRING_CST.
2460 2008-11-12 DJ Delorie <dj@redhat.com>
2462 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2463 insns if the intermediate value will be used later.
2465 2008-11-12 Andreas Schwab <schwab@suse.de>
2467 * config/m68k/m68k.c (print_operand): Mask off extra extension
2468 bits when writing out the representation of real values.
2470 2008-11-12 Ira Rosen <irar@il.ibm.com>
2472 PR tree-optimization/38079
2473 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2476 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2479 * c-pretty-print.c (pp_c_complex_expr): New function.
2480 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2483 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2484 than INNER and INNER is a constant, forcibly align INNER as much
2487 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2489 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2491 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2493 PR rtl-optimization/37363
2494 * simplify-rtx.c (simplify_plus_minus): Don't create
2495 (const (minus ...)) expresisons.
2497 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2499 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2502 2008-11-10 Catherine Moore <clm@codesourcery.com>
2504 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2506 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2507 (BASE_DRIVER_SELF_SPECS): Remove.
2508 (DRIVER_SELF_SPECS): New definition.
2509 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2510 BASE_DRIVER_SELF_SPECS.
2511 * config/mips/sde.h: Likewise.
2512 * config/mips/iris6.h: Likewise.
2513 * config/mips/vr.h: Likewise.
2514 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2516 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2518 PR rtl-optimizations/37948
2519 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2520 (ira_create_copy, ira_add_allocno_copy): New parameter.
2522 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2523 to ira_add_allocno_copy.
2524 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2525 parameter to process_regs_for_copy.
2526 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2527 Fix typo in passing second allocno to ira_add_allocno_copy.
2529 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2530 coalesced allocnos list.
2531 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2533 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2534 (add_ira_allocno_to_ordered_bucket): Rename to
2535 add_allocno_to_ordered_bucket.
2536 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2537 head of coalesced allocnos list.
2538 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2539 Check that it is aready calculated.
2540 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2541 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2543 (coalesce_allocnos): Do extended coalescing too.
2545 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2546 parameter to ira_add_allocno_copy.
2548 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2550 (print_copy): Print copy origination too.
2552 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2555 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2557 PR rtl-optimization/37514
2558 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2559 flag_ira_share_spill_slots to 2 if it's already non-zero.
2560 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2561 flag_ira_share_spill_slots is 2.
2563 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2565 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2566 (prologue_enter_32): Set FB to SP - 4.
2568 2008-11-10 DJ Delorie <dj@redhat.com>
2570 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2571 constraint for single-bit-clear in lower byte of HI constant, vs
2572 Imb which just ignores the upper byte.
2573 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2574 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2575 (iorhi3_16): Check for single bit set, not single bit clear.
2577 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2579 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2581 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2583 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2585 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2586 values living in memory and use more precise alignment information.
2588 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2591 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2592 after __mf_check call if the call must end a bb.
2594 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2598 * combine.c (force_to_mode): Do not process vector types.
2600 * rtlanal.c (nonzero_bits1): Do not process vector types.
2601 (num_sign_bit_copies1): Likewise.
2603 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2605 * config/i386/gnu.h: Add copyright and licensing header.
2606 * config/gnu.h: Likewise.
2608 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2610 * fwprop.c (fwprop_done): Call df_remove_problem.
2612 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2615 * tree-scalar-evolution.c (instantiate_scev_1): Return
2616 chrec_dont_know for VL_EXP_CLASS_P.
2618 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2620 * reg-stack.c (reg_to_stack): Add missing braces in memset
2623 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2625 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2626 (NO_PROFILE_COUNTERS): New define.
2628 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2631 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2633 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2636 * config/sparc/constraints.md (D): New.
2637 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2638 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2640 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2641 Use the 'D' constraint in addition to 'F' in some alternatives.
2642 (DF splitter): Generalize for V64mode.
2643 * doc/md.texi (SPARC): Document the 'D' constraint.
2645 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2647 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2649 2008-11-06 Ben Elliston <bje@au.ibm.com>
2651 * gcc.c: Remove ancient comment about a bug in Sun cc.
2653 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2655 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2657 2008-11-06 Ben Elliston <bje@au.ibm.com>
2659 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2661 2008-11-06 Ben Elliston <bje@au.ibm.com>
2663 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2666 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2669 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2672 2008-11-05 Martin Jambor <mjambor@suse.cz>
2675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2676 pointer arithmetics into array_ref if the array is accessed
2677 through an indirect_ref.
2679 2008-11-05 Richard Guenther <rguenther@suse.de>
2682 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2683 qualified pointer conversion before stripping qualifiers.
2684 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2685 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2686 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2689 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2690 properly canonicalize binary ops.
2691 (forward_propagate_addr_expr_1): Use
2692 may_propagate_address_into_dereference.
2694 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2697 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2698 Initialize uninitialized input registers with a NaN.
2700 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2704 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2706 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2710 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2711 exits and conditions.
2712 * testsuite/gcc.dg/graphite/pr37943.c: New.
2714 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2715 Andrew Pinski <andrew_pinski@playstation.sony.com>
2718 * c-common.c (warn_for_sign_compare): For complex result_type
2719 use component's type.
2721 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2723 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2725 * print-tree.c (print_node): Don't print DECL_INITIAL
2729 * c-common.c (parse_optimize_options): Save and restore
2730 flag_strict_aliasing around decode_options call.
2732 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2735 (host_detect_local_cpu): Use it instead of casted strings to
2736 compare vendor signatures.
2738 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2741 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2742 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2744 2008-11-03 Catherine Moore <clm@codesourcery.com>
2746 * config/mips.c (mips_conditional_register_usage): Handle the
2747 DSP control register.
2748 * doc/extend.texi: Document the DSP control register.
2750 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2751 Jakub Jelinek <jakub@redhat.com>
2753 * omp-low.c (expand_omp_for_generic): If iter_type has different
2754 precision than type and type is a pointer type, cast n1 and n2
2755 first to an integer type with the same precision as pointers
2756 and only afterwards to iter_type.
2758 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2760 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2761 (UNSPEC_GOTSYM_OFF): New unspec.
2762 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2763 (pic_add_dot_plus_eight): Likewise.
2764 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2765 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2766 UNSPEC_PIC_BASE operands.
2767 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2768 (arm_output_addr_const_extra): Handle it.
2770 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2772 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2773 integer class to full integer class if the offset is not word-aligned.
2775 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2778 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2780 (doloop_optimize): Update call to doloop_modify.
2782 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2784 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2786 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2789 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2790 gcc_cv_as_cfi_directive.
2791 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2792 merging read-only and read-write sections or assembler emits
2793 read-write .eh_frame sections.
2794 * configure: Regenerate.
2796 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2799 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2801 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2803 (rs6000_emit_prologue): Invert logic.
2804 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2805 (reg:P 11) instead of match_operand.
2806 (*save_fpregs_<mode>): Likewise.
2807 (*restore_gpregs_<mode>): Likewise.
2808 (*return_and_restore_gpregs_<mode>): Likewise.
2809 (*return_and_restore_fpregs_<mode>): Likewise.
2810 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2811 (reg:P 11) insted of match_operand.
2812 (*restore_gpregs_spe): Likewise.
2813 (*return_and_restore_gpregs_spe): Likewise.
2815 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2817 PR tree-optimization/37684
2818 * gcc.dg/graphite/pr37684.c: New.
2819 * graphite.c (exclude_component_ref): New.
2820 (is_simple_operand): Call exclude_component_ref.
2822 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2824 PR tree-optimization/36908
2825 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2826 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2827 (number_of_rw_in_partition): New.
2828 (partition_contains_all_rw): New.
2829 (ldist_gen): Do not distribute when one of the partitions
2830 contains all the memory operations.
2832 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2834 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2835 EDGE_IRREDUCIBLE_LOOP.
2837 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2839 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2840 where we have one entry point in the loop which isn't the head.
2842 2008-11-03 Richard Guenther <rguenther@suse.de>
2845 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2847 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2850 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2851 for ipa and simple ipa passes.
2853 2008-11-02 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/37542
2856 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2857 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2858 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2859 (vn_nary_op_insert_stmt): Likewise.
2860 (visit_use): Likewise.
2862 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2864 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2866 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2867 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2868 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2869 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2870 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2871 peephole2's): Replace unspec with rotate.
2872 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2874 2008-11-02 Richard Guenther <rguenther@suse.de>
2876 PR tree-optimization/37991
2877 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2878 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2879 (set_ssa_val_to): Print if the value changed.
2880 (simplify_binary_expression): Strip useless conversions.
2882 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2885 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2888 2008-11-01 Richard Guenther <rguenther@suse.de>
2891 * builtins.c (fold_builtin_strspn): Return a size_t.
2892 (fold_builtin_strcspn): Likewise.
2894 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2896 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2897 attribute for struct return convention.
2899 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2901 * config/rs6000/crtsavres.asm: Really, really delete.
2903 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2905 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2907 (rs6000_emit_prologue): Invert logic.
2908 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2909 (reg:P 11) instead of match_operand.
2910 (*save_fpregs_<mode>): Likewise.
2911 (*restore_gpregs_<mode>): Likewise.
2912 (*return_and_restore_gpregs_<mode>): Likewise.
2913 (*return_and_restore_fpregs_<mode>): Likewise.
2914 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2915 (reg:P 11) insted of match_operand.
2916 (*restore_gpregs_spe): Likewise.
2917 (*return_and_restore_gpregs_spe): Likewise.
2919 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2921 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2922 list of word switches that take args.
2924 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2926 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2927 (s390_output_pool_entry): Call it through for_each_rtx.
2930 * expr.c (store_constructor): For vectors, if target is a MEM, use
2931 target's MEM_ALIAS_SET instead of elttype alias set.
2933 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2936 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2939 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2942 * config/rs6000/predicates.md (word_offset_memref_operand):
2943 Restructure code and look inside auto-inc/dec addresses.
2945 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2948 * libgcov.c (__gcov_indirect_call_profiler): Check
2949 TARGET_VTABLE_USES_DESCRIPTORS.
2951 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2953 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2954 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2955 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2956 offset if eliminating soft frame pointer.
2957 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2958 (stack_protect_test_si): Add initial machine description
2959 for Stack Smashing Protector
2961 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2964 * c-common.c (min_precision): Move to...
2965 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2966 * tree.h (tree_int_cst_min_precision): Declare.
2967 * c-common.h (min_precision): Delete declaration.
2968 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2969 multiplication of non-negative integer constants.
2970 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2971 tree_int_cst_min_precision.
2972 (finish_enum): Likewise.
2974 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2977 * convert.c (convert_to_real): Do not optimize conversions of
2978 binary arithmetic operations between binary and decimal
2979 floating-point types. Consider mode of target type in determining
2980 decimal type for arithmetic. Unless
2981 flag_unsafe_math_optimizations, do not optimize binary conversions
2982 where this may change rounding behavior.
2983 * real.c (real_can_shorten_arithmetic): New.
2984 * real.h (real_can_shorten_arithmetic): Declare.
2986 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2988 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2989 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2990 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2992 (must_save_p): For some workarounds, interrupts need to clobber a
2994 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2995 and LC1 for WA_05000257.
2996 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2997 WA_05000283 and WA_05000315.
2998 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2999 (movbi): Add alternative to set CC to 1; improve code for setting
3001 (dummy_load): New pattern.
3003 2008-10-29 Jakub Jelinek <jakub@redhat.com>
3006 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
3007 BLKmode for non-memory, convert using a wider MODE_INT mode
3011 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
3012 that haven't been removed yet.
3014 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
3016 * config/bfin/bfin.c (struct machine_function): New member
3017 has_loopreg_clobber.
3018 (bfin_expand_movmem): Set it when generating memcpy insns.
3019 (n_regs_saved_by_prologue, expand_prologue_reg_save,
3020 expand_epilogue_reg_restore): If we have hardware loops,
3021 memcpy insns (indicated by has_loopreg_clobber) or function
3022 calls, we need to save the loop registers.
3024 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
3026 * config/i386/i386.c (core2_cost): Fix typos in comments.
3028 2008-10-28 Jakub Jelinek <jakub@redhat.com>
3031 * combine.c (make_compound_operation): Don't call make_extraction with
3032 non-positive length.
3033 (simplify_shift_const_1): Canonicalize count even if complement_p.
3035 2008-10-28 Joseph Myers <joseph@codesourcery.com>
3037 * convert.c (strip_float_extensions): Do not remove or introduce
3038 conversions between binary and decimal floating-point types.
3040 2008-10-28 Jakub Jelinek <jakub@redhat.com>
3043 * fold-const.c (distribute_bit_expr): Convert common, left and
3044 right arguments to type.
3046 2008-10-28 Nick Clifton <nickc@redhat.com>
3048 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
3049 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
3050 call_really_used_regs array rather than the call_used_regs array.
3051 (mn10300_get_live_callee_saved_regs, expand_prologue,
3052 expand_epilogue, output_tst): Likewise.
3054 2008-10-27 Jakub Jelinek <jakub@redhat.com>
3057 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
3058 (df_get_entry_block_def_set): Neither here.
3059 (df_get_regular_block_artificial_uses): Add EH_USES registers.
3061 PR tree-optimization/37879
3062 * predict.c (tree_estimate_probability): Check if last_stmt is
3063 non-NULL before dereferencing it.
3065 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3067 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
3068 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
3069 (ira_fast_allocation): Remove the prototype.
3071 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
3072 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
3073 (color_pass): Modify the updated costs.
3074 (ira_color): Rename to color. Make it static.
3075 (ira_fast_allocation): Rename to fast_allocation. Make it static.
3076 (ira_color): New function.
3078 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
3081 * ira-lives.c (last_call_num, allocno_saved_at_call): New
3083 (set_allocno_live, clear_allocno_live, mark_ref_live,
3084 mark_ref_dead): Invalidate corresponding element of
3085 allocno_saved_at_call.
3086 (process_bb_node_lives): Increment last_call_num. Setup
3087 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
3088 allocno was already saved.
3089 (ira_create_allocno_live_ranges): Initiate last_call_num and
3090 allocno_saved_at_call.
3092 * ira-build.c (ira_create_allocno): Initiate
3093 ALLOCNO_UPDATED_COVER_CLASS_COST.
3094 (create_cap_allocno, propagate_allocno_info,
3095 remove_unnecessary_allocnos): Remove setting updated costs.
3096 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
3098 * ira.c (ira): Don't call ira_fast_allocation.
3100 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
3103 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3106 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
3108 * ira-int.h (ira_hard_regno_cover_class): New.
3110 * ira-lives.c (mark_reg_live, mark_reg_dead,
3111 process_bb_node_lives): Use ira_hard_regno_cover_class.
3113 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
3114 (setup_hard_regno_cover_class): New function.
3115 (ira_init): Call setup_hard_regno_cover_class.
3117 * ira-costs.c (cost_class_nums): Add comment.
3118 (find_allocno_class_costs): Initiate cost_class_nums.
3119 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
3121 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3124 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
3125 Rename to copy_info_to_removed_store_destinations. Propagate
3126 conflict hard regs and register stack attribute.
3128 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3131 * pa.c (function_arg_padding): Pad complex and vector types
3132 upward in 64-bit runtime.
3133 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
3135 2008-10-26 Matthias Klose <doko@ubuntu.com>
3137 * doc/install.texi: Document requirements on antlr.
3139 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3141 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3144 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3147 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3148 is defined, use it to modify the constant offset.
3150 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3152 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3153 and short arguments to the correct location as mandated by the ABI.
3155 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3157 PR rtl-optimization/37769
3158 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3160 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3162 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3163 unwind-dw2-Os-4-200.o.
3165 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3167 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3168 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3170 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3172 PR tree-optimization/36038
3173 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3174 add sizetype IV with initial value zero instead of pointer type.
3176 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3179 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3180 around bit operation.
3181 * profile.c (is_edge_inconsistent): Likewise.
3182 * fold-const.c (truth_value_p): Move from here...
3183 * tree.h (truth_value_p): ... to here.
3184 * c-tree.h (c_expr): Update description of original_code.
3185 * c-typeck.c (parser_build_unary_op): Set original_code.
3186 (parser_build_binary_op): Update call to warn_about_parentheses.
3187 * c-common.c (warn_about_parentheses): Take two additional
3188 arguments of the operands. Use a switch. Quote operators
3189 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3190 Add warning about !x | y and !x & y.
3191 * c-common.h (warn_about_parentheses): Update declaration.
3193 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3195 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3196 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3197 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3199 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3200 (check-%): For test targets listed in lang_checks_parallelized
3201 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3202 run the testing in multiple make goals, possibly parallel, and
3203 afterwards run dg-extract-results.sh to merge the sum and log files.
3205 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3207 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3208 (mips_move_to_gpr_cost): Likewise.
3209 (mips_move_from_gpr_cost): Likewise.
3210 (mips_register_move_cost): Make more fine-grained.
3212 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3214 * graphite.c (graphite_apply_transformations): Check for
3215 -fgraphite-identity.
3216 * toplev.c (process_options): Add graphite_identity.
3217 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3219 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3221 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3222 mulhisihl and mulhisihh builtins.
3224 From Jie Zhang <jie.zhang@analog.com>
3225 * config/bfin/bfin.md (composev2hi): Put operands into vector
3228 2008-10-22 Chao-ying Fu <fu@mips.com>
3230 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3232 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3234 From Mike Frysinger <michael.frysinger@analog.com>
3235 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3236 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3237 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3238 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3239 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3240 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3241 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3242 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3243 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3244 __ADSPBF51x__ for all of them.
3245 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3246 -mcpu bf512, bf514, bf516, and bf518.
3247 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3248 bf512-none, bf514-none, bf516-none, and bf518-none.
3249 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3250 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3251 * doc/invoke.texi (Blackfin Options): Document that
3252 -mcpu now accepts bf512, bf514, bf516, and bf518.
3254 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3257 * fold-const.c (build_range_type): For 1 .. signed_max
3258 range call build_nonstandard_inter_type if signed_type_for
3259 returned a type with bigger precision.
3261 2008-10-22 Richard Guenther <rguenther@suse.de>
3263 * tree.def (COMPLEX_TYPE): Constrain element type.
3264 * tree.c (build_complex_type): Assert that.
3265 * tree-ssa-structalias.c (could_have_pointers): Complex types
3266 cannot have pointers.
3268 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3271 * c-typeck.c (convert_for_assignment): Do not give declaration's
3272 location for builtins. Spell out which type was expected and which
3275 2008-10-22 Nick Clifton <nickc@redhat.com>
3277 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3278 the fdpic register to be a target when running in fdpic mode.
3280 2008-10-22 Rafael Espindola <espindola@google.com>
3282 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3283 newly created statements.
3285 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3288 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3289 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3290 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3292 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3295 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3296 Adjust -mcmodel=medium description for 2005-07-31 changes.
3298 2008-10-22 Jan Hubicka <jh@suse.cz>
3299 Jakub Jelinek <jakub@redhat.com>
3302 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3304 2008-10-21 Richard Henderson <rth@redhat.com>
3307 * emit-rtl.c (get_spill_slot_decl): Export.
3308 * emit-rtl.h (get_spill_slot_decl): Declare.
3309 * var-tracking.c (vt_add_function_parameters): Relax assertion
3310 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3312 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3314 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3315 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3318 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3321 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3322 processed by get_maxval_strlen.
3324 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3327 * tree.c (get_file_function_name): Copy first_global_object_name.
3328 Centralize call to clean_symbol_name.
3330 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3332 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3333 * config/svr4.h (SVR4_ASM_SPEC): New.
3334 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3335 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3337 * doc/invoke.texi (Option Summary): Add -T to linker options.
3338 (Link Options): Document -T.
3340 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3342 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3345 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3348 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3350 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3352 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3355 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3357 * doc/install.texi: Fix typos in previous patch.
3359 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3361 * doc/install.texi: Document in-tree building of gcc and mpfr.
3363 2008-10-19 Richard Guenther <rguenther@suse.de>
3365 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3367 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3370 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3371 (build_enumerator): Convert enumerators that fit in integer to
3374 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.md (unnamed peephole2): Do not force memory
3377 operands of arith or logical instructions into registers for
3378 non-TARGET_READ_MODIFY targets.
3380 (ffs_cmove): Change operand 0 predicate to register_operand.
3381 Change operand 1 predicate to nonimmediate_operand.
3383 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3385 2008-10-18 Richard Guenther <rguenther@suse.de>
3387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3388 VIEW_CONVERT_EXPR case against invalid gimple.
3390 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3392 * c-parser.c (c_parser_binary_expression): Silence the
3393 uninitialized variable warning emitted for binary_loc.
3395 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3397 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3400 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3403 * c-typeck.c (build_unary_op): Use omit_one_operand for
3404 IMAGPART_EXPR of real argument.
3406 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3408 PR tree-optimization/37664
3409 * fold-const.c (fold_binary): When optimizing comparison with
3410 highest or lowest type's value, don't consider TREE_OVERFLOW.
3412 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3415 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3416 * coverage.c: Include tm_p.h.
3417 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3418 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3419 dollar signs from PREFIX.
3420 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3421 instead of manual strip_name_encoding.
3423 2008-10-16 Richard Guenther <rguenther@suse.de>
3426 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3427 volatile qualified functions or methods as relevant.
3429 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3431 PR tree-optimization/37525
3432 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3433 sizetype unsigned constants, both in the case of C and bounds.
3435 2008-10-15 Jan Hubicka <jh@suse.cz>
3437 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3439 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3442 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3443 HARD_REGNO_CALL_PART_CLOBBERED.
3445 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3448 * ira-lives.c (mark_early_clobbers): Remove.
3449 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3450 check_and_make_def_conflicts,
3451 make_early_clobber_and_input_conflicts,
3452 mark_hard_reg_early_clobbers): New functions.
3453 (process_bb_node_lives): Call
3454 make_early_clobber_and_input_conflicts and
3455 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3457 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3458 early clobbers of pseudo-registers.
3460 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3463 * ira-build.c (ira_flattening): Recalculate
3464 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3465 from the scratch instead of the propagation.
3467 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3469 * doc/rtl.texi (const_double): Remove the "addr" operand.
3470 Describe CONST_DOUBLE_* macros under const_double rather
3472 (const_fixed): Fix the operand description.
3473 (const): Add an @findex directive.
3474 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3475 after the constant rtl table.
3476 (fix): Combine floating-point and fixed-point descriptions.
3478 * sched-deps.c (sched_analyze_2): Remove reference to
3481 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3483 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3485 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3486 for UNSPEC_GOTSYM_OFFs.
3487 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3488 (add_GOT_to_pic_reg): Use it.
3489 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3491 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3492 Harsha Jagasia <harsha.jagasia@amd.com>
3494 PR tree-optimization/37485
3495 * graphite.c (gmp_cst_to_tree): Moved.
3496 (iv_stack_entry_is_constant): New.
3497 (iv_stack_entry_is_iv): New.
3498 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3499 (loop_iv_stack_insert_constant): New.
3500 (loop_iv_stack_pop): Use new datatpype.
3501 (loop_iv_stack_get_iv): Same.
3502 (loop_iv_stack_get_iv_from_name): Same.
3503 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3504 (loop_iv_stack_patch_for_consts): New.
3505 (loop_iv_stack_remove_constants): New.
3506 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3507 (translate_clast): Call loop_iv_stack_patch_for_consts and
3508 loop_iv_stack_remove_constants.
3509 (gloog): Use new datatype. Redirect construction edge to end
3510 block to avoid accidental deletion.
3511 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3513 (union iv_stack_entry_data): New. Data in iv stack entry.
3514 (struct iv_stack_entry): New. Datatype for iv stack entries.
3516 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3518 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3519 * graphite.c (free_scop): Same.
3520 (build_scops): Same.
3521 (free_scattering): New.
3522 (build_cloog_prog): Call free_scattering.
3523 (patch_phis_for_virtual_defs): Fix memleak.
3524 (graphite_trans_bb_strip_mine): Same.
3525 (limit_scops): Same.
3527 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3528 Harsha Jagasia <harsha.jagasia@amd.com>
3530 PR tree-optimization/37828
3531 * graphite.c (graphite_trans_loop_block): Do not loop block
3532 single nested loops.
3534 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3536 PR tree-optimization/37686
3537 * tree-loop-linear.c (linear_transform_loops): Build a
3538 loop nest vector. Pass it to lambda_compute_access_matrices.
3539 * tree-data-ref.h (struct access_matrix): Store the loop nest
3540 relative to which it encodes the information.
3541 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3542 (am_vector_index_for_loop): Reimplemented: iterate over the
3543 loop nest for finding the loop index in the access matrix.
3544 (lambda_compute_access_matrices): Update declaration.
3545 * lambda-code.c (build_access_matrix): Pass the loop nest and
3547 (lambda_compute_access_matrices): Same.
3549 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3551 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3552 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3553 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3554 already implies hard float. Also fix several insn condition
3555 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3557 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3560 Based on patches by Laurent Vivier.
3561 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3562 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3563 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3564 dollar sign to underscore.
3565 (ASM_OUTPUT_EXTERNAL): Same.
3566 (ASM_OUTPUT_LABELREF): New.
3567 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3569 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3570 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3571 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3572 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3574 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3576 PR tree-optimization/36881
3577 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3578 that each value doesn't need runtime relocations, for !flag_pic
3579 check that each value is just a valid initializer constant.
3581 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3583 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3584 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3585 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3586 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3588 (REG_CLASS_NAMES): Update accordingly.
3589 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3590 rather than an unpredictable descriptive string.
3591 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3592 (mips_register_move_cost): Check for specific COP*_REGS classes,
3593 instead of ALL_COP_AND_GR_REGS.
3594 (mips_ira_cover_classes): New function.
3595 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3596 (TARGET_IRA_COVER_CLASSES): Define.
3598 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3601 * tree.c (build_type_attribute_qual_variant): Hash on the
3602 unqualified type, and don't overwrite an existing
3603 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3604 allow distinguishing between wchar_t and its underlying type. This
3605 also means that we'll retain a little more typedef information.
3607 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3608 Dmitry Melnik <dm@ispras.ru>
3609 Dmitry Zhurikhin <zhur@ispras.ru>
3610 Alexander Monakov <amonakov@ispras.ru>
3611 Maxim Kuvyrkov <maxim@codesourcery.com>
3613 * target.h (struct gcc_target): Update prototypes of needs_block_p
3615 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3616 * sel-sched.c (create_speculation_check): Likewise.
3617 * doc/tm.texi: Provide documentation for new target hooks.
3619 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3620 (ia64_gen_spec_insn): Removed.
3621 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3622 ia64_gen_spec_check): New static functions.
3623 (ia64_alloc_sched_context, ia64_init_sched_context,
3624 ia64_set_sched_context, ia64_clear_sched_context,
3625 ia64_free_sched_context, ia64_get_insn_spec_ds,
3626 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3627 (ia64_needs_block_p): Change prototype.
3628 (ia64_gen_check): Rename to ia64_gen_spec_check.
3629 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3630 into declaration, add special memory dependencies handling.
3631 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3632 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3633 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3634 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3635 Define new target hooks.
3636 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3637 (ia64_optimization_options): Turn on selective scheduling with -O3,
3638 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3639 default with selective scheduling.
3640 (ia64_override_options): Initialize align_loops and align_functions
3641 to 32 and 64, respectively. Set global selective scheduling flags
3642 according to target-dependent flags.
3643 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3644 (group_barrier_needed): Use new mstop-bit-before-check flag.
3646 (dfa_state_size): Make global.
3647 (spec_check_no, max_uid): Remove.
3648 (mem_ops_in_group, current_cycle): New variables.
3649 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3650 Initialize new variables.
3651 (is_load_p, record_memory_reference): New functions.
3652 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3654 (ia64_variable_issue): Change use of current_sched_info to
3655 sched_deps_info. Update comment. Note if a load or a store is issued.
3656 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3657 advance if maximal number of loads or stores was issued on current
3659 (scheduled_good_insn): New static helper function.
3660 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3661 a group barrier is needed. Fix vertical spacing. Guard the code
3662 doing state transition with last_scheduled_insn check.
3663 Mark that a stop bit should be before current insn if there was a
3664 cycle advance. Update current_cycle and mem_ops_in_group.
3665 (ia64_h_i_d_extended): Change use of current_sched_info to
3666 sched_deps_info. Reallocate stops_p by larger chunks.
3667 (struct _ia64_sched_context): New structure.
3668 (ia64_sched_context_t): New typedef.
3669 (ia64_alloc_sched_context, ia64_init_sched_context,
3670 ia64_set_sched_context, ia64_clear_sched_context,
3671 ia64_free_sched_context): New static functions.
3672 (gen_func_t): New typedef.
3673 (get_spec_load_gen_function): New function.
3674 (SPEC_GEN_EXTEND_OFFSET): Declare.
3675 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3676 (get_mode_no_for_insn): Change the condition that prevents use of
3677 special hardware registers so it can now handle pseudos.
3678 (get_spec_unspec_code): New function.
3679 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3680 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3681 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3682 during selective scheduling.
3683 (ia64_speculate_insn): Use ds_get_speculation_types when
3684 determining whether we need to change the pattern.
3685 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3686 (ia64_spec_check_src_p): Support new speculation/check codes.
3687 (struct bundle_state): New field.
3688 (issue_nops_and_insn): Initialize it.
3689 (insert_bundle_state): Minimize mid-bundle stop bits.
3690 (important_for_bundling_p): New function.
3691 (get_next_important_insn): Use important_for_bundling_p.
3692 (bundling): When shifting TImode from unimportant insns, ignore
3693 also group barriers. Assert that best state is found before
3694 the backward bundling pass. Print number of mid-bundle stop bits.
3695 Minimize mid-bundle stop bits. Check correct calculation of
3696 mid-bundle stop bits.
3697 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3698 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3700 (sel2_run): New variable.
3701 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3702 selective scheduling pass instead of schedule_ebbs.
3704 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3705 (UNSPEC_LDS_A): New UNSPEC.
3706 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3707 movti_internal, movsf_internal, movdf_internal,
3708 movxf_internal): Make visible. Add speculable* attributes.
3709 (output_c_nc): New mode attribute.
3710 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3711 mov<mode>_nc, zero_extend<mode>di2_nc,
3712 advanced_load_check_nc_<mode>): New insns.
3713 (zero_extend*): Add speculable* attributes.
3715 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3716 (msched-stop-bits-after-every-cycle): Likewise.
3717 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3719 (msched-spec-verbose): Remove.
3720 (msched-prefer-non-data-spec-insns,
3721 msched-prefer-non-control-spec-insns,
3722 msched-count-spec-in-critical-path,
3723 msel-sched-dont-check-control-spec): Use Target Report Var
3724 instead of Common Report Var.
3726 * config/ia64/itanium2.md: Remove incorrect bypass.
3728 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3730 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3733 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3734 and -fhelp=separate.
3736 2008-10-14 Ben Elliston <bje@au.ibm.com>
3738 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3740 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3742 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3745 2008-10-13 Matthias Klose <doko@ubuntu.com>
3747 * config/pa/linux-atomic.c: Work around missing header file
3748 for hppa64-linux-gnu targets.
3750 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3751 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3752 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3753 Grace Cao <grace_cao@playstation.sony.com>
3755 * doc/invoke.texi (-mgen-cell-microcode): Document.
3756 (-mwarn-cell-microcode): Document.
3757 * cfglayout.c (locator_location): Export.
3758 * rtl.h (locator_location): Define prototype.
3759 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3761 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3762 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3763 (mwarn-cell-microcode): New option.
3764 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3765 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3766 cell and not already set.
3767 Turn off string instructions if not generating cell microcode.
3768 (rs6000_final_prescan_insn): New function that warns about microcoded
3770 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3771 * config/rs6000/rs6000.md
3772 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3773 the instruction would have been microcoded on the Cell. Set
3774 cell_micro to always on unnamed patterns for the string instructions.
3775 (cell_micro): Update definition, remove load/store conditional
3777 (sign_extend:DI): Define new pattern for non microcoded version.
3778 (sign_extend:SI): Likewise.
3779 (compare (div:P)): Set cell_micro to not.
3780 (andsi3): Define as an expand.
3781 (andsi3_mc): New pattern.
3782 (andsi3_nomc): New pattern.
3783 (andsi3_internal0_nomc): New pattern.
3784 (andsi3_internal2): Rename to ...
3785 (andsi3_internal2_mc): this and enable iff generating microcode.
3786 (andsi3_internal3): Rename to ...
3787 (andsi3_internal3_mc): this and enable iff generating microcode.
3788 (andsi3_internal4): Enable iif generating microcode.
3789 (andsi3_internal5): Rename to ..
3790 (andsi3_internal5_mc): this and enable iff generating microcode.
3791 (andsi3_internal5_nomc): New pattern.
3792 (extzvdi_internal1): Enable iff generating microcode.
3793 (extzvdi_internal2): Likewise.
3794 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3795 (anddi3): Change to expand.
3796 (anddi3_mc): Rename from anddi3.
3797 (anddi3_no_mc): New pattern.
3798 (anddi3_internal2): Rename to ..
3799 (anddi3_internal2_mc): this and enable iff generating microcode.
3800 (anddi3_internal2_nomc): New pattern.
3801 (anddi3_internal3): Rename to ..
3802 (anddi3_internal3_mc): this and enable iff generating microcode.
3803 (anddi3_internal3_nomc): New pattern.
3804 (movti_string): Set cell_micro to always if TARGET_STRING.
3805 (stmsi8): Set cell_micro to always.
3811 (stmsi8_power): Likewise.
3812 (stmsi7_power): Likewise.
3813 (stmsi6_power): Likewise.
3814 (stmsi5_power): Likewise.
3815 (stmsi4_power): Likewise.
3816 (stmsi3_power): Likewise.
3817 (movsi_update2): Enable iff generating microcode.
3818 (movhi_update3): Likewise.
3819 (lmw): Set cell_micro to always.
3821 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3823 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3824 * config/s390/s390.c (machine_function): Remove
3825 decomposed_literal_pool_addresses_ok_p.
3826 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3827 the difference of two labels.
3828 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3829 (s390_pool_offset): New function.
3830 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3831 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3833 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3835 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3836 (powerpc*-*-linux-gnu*): Describe.
3837 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3838 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3839 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3840 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3841 config/rs6000/e500crtres32gpr.asm,
3842 config/rs6000/e500crtres64gpr.asm,
3843 config/rs6000/e500crtres64gprctr.asm,
3844 config/rs6000/e500crtrest32gpr.asm,
3845 config/rs6000/e500crtrest64gpr.asm,
3846 config/rs6000/e500crtresx32gpr.asm,
3847 config/rs6000/e500crtresx64gpr.asm,
3848 config/rs6000/e500crtsav32gpr.asm,
3849 config/rs6000/e500crtsav64gpr.asm,
3850 config/rs6000/e500crtsav64gprctr.asm,
3851 config/rs6000/e500crtsavg32gpr.asm,
3852 config/rs6000/e500crtsavg64gpr.asm,
3853 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3854 * config/rs6000/crtsavres.asm: Really remove.
3856 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3859 * c-format.c (convert_format_name_to_system_name): Use
3860 TARGET_OVERRIDES_FORMAT_INIT.
3861 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3862 * config/i386/mingw.opt: New.
3863 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3864 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3865 (ms_printf_length_specs): Removed const specifier.
3866 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3867 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3869 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3871 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3872 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3874 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3877 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3878 sure that ref has valid bb.
3880 2008-10-12 Richard Henderson <rth@redhat.com>
3883 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3884 * alias.c (value_addr_p, stack_addr_p): Remove.
3885 (nonoverlapping_memrefs_p): Remove IRA special case.
3886 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3887 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3888 * reload1.c (alter_reg): Use it.
3890 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3892 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3893 of registers instead of eax, ebx, ecx and edx. Use for loop
3894 and check register for non-zero value before the call
3895 to decode_caches_intel.
3897 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3899 PR rtl-optimization/37448
3900 * df.h (df_ref_class): New enum.
3901 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3902 (struct df_ref): Replaced with union df_ref_d.
3903 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3904 New members of df_ref_d union.
3905 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3906 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3907 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3908 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3909 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3910 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3911 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3912 (df_scan_bb_info, df_bb_regno_first_def_find,
3913 df_bb_regno_last_def_find, df_find_def, df_find_use,
3914 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3915 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3916 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3917 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3918 Replaced struct df_ref * with df_ref.
3919 * df-scan.c (df_collection_rec, df_null_ref_rec,
3920 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3921 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3922 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3923 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3924 df_reorganize_refs_by_reg_by_reg,
3925 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3926 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3927 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3928 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3929 df_bb_refs_record, df_exit_block_uses_collect,
3930 df_record_exit_block_uses, df_reg_chain_mark,
3931 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3932 df_ref * with df_ref.
3933 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3934 df_ref_class parameter.
3935 (df_scan_problem_data): Added new pools for different types of refs.
3936 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3937 df_ref_create_structure): Processed new ref pools.
3938 (df_scan_start_dump): Added counts of refs and insns.
3939 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3940 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3941 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3942 code to pass df_ref_class down to ref creation functions.
3943 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3944 df_reg_chain_mark): Use macros to hide references to df_refs.
3945 (df_ref_chain_change_bb): Removed.
3946 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3947 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3948 Enhanced to understand df_ref union structure.
3949 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3950 all_uses_available_at, update_df, try_fwprop_subst,
3951 forward_propagate_subreg, forward_propagate_and_simplify,
3952 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3953 df_ref * with df_ref.
3954 (use_killed_between, all_uses_available_at): Use macros to hide
3955 references to df_refs.
3956 * regstat.c (regstat_bb_compute_ri,
3957 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3959 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3960 see_handle_relevant_refs, see_analyze_one_def,
3961 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3962 struct df_ref * with df_ref.
3963 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3964 global_conflicts): Replaced struct df_ref * with df_ref.
3965 * ddg.c (create_ddg_dep_from_intra_loop_link,
3966 add_cross_iteration_register_deps, build_inter_loop_deps):
3967 Replaced struct df_ref * with df_ref.
3968 (create_ddg_dep_from_intra_loop_link,
3969 add_cross_iteration_register_deps): Use macros to hide references
3971 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3972 df_ref * with df_ref.
3973 * df-core.c (df_bb_regno_first_def_find,
3974 df_bb_regno_last_def_find, df_find_def, df_find_use,
3975 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3976 debug_df_ref): Replaced struct df_ref * with df_ref.
3977 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3978 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3980 * web.c (union_defs, entry_register, replace_ref, web_main):
3981 Replaced struct df_ref * with df_ref.
3982 (union_defs, replace_ref): Use macros to hide references to df_refs.
3983 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3984 Replaced struct df_ref * with df_ref.
3985 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3986 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3987 Replaced struct df_ref * with df_ref.
3988 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3989 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3991 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3992 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3993 df_compute_accessed_bytes_strict_low_part,
3994 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3995 Replaced struct df_ref * with df_ref.
3996 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3997 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3998 df_ref * with df_ref.
3999 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
4000 check_dependency, check_dependencies, record_uses): Replaced
4001 struct df_ref * with df_ref.
4002 (invariant_for_use, check_dependency): Use macros to hide
4003 references to df_refs.
4004 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
4005 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
4006 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
4007 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
4008 references to df_refs.
4009 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
4011 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
4012 * df-problems.c (df_rd_bb_local_compute_process_def,
4013 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
4014 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
4015 df_chain_remove_problem, df_chain_create_bb_process_use,
4016 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
4017 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
4018 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
4019 df_byte_lr_simulate_artificial_refs_at_top,
4020 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
4021 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
4022 df_simulate_uses, df_simulate_artificial_refs_at_end,
4023 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
4025 (df_chain_dump): Use macros to hide references to df_refs.
4026 * config/mips/mips.c (r10k_simplify_address): Replaced struct
4027 df_ref * with df_ref.
4028 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
4029 mark_artificial_uses, mark_reg_dependencies,
4030 byte_dce_process_block): Replaced struct df_ref * with df_ref.
4032 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
4034 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
4036 (array_ref_element_size): Likewise.
4037 (array_ref_low_bound): Likewise.
4038 (array_ref_up_bound): Likewise.
4039 * expr.c (contains_packed_reference): Likewise.
4040 (array_ref_element_size): Likewise.
4041 (array_ref_low_bound): Likewise.
4042 (array_ref_up_bound): Likewise.
4043 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
4044 with ARRAY_RANGE_REF.
4045 (idx_find_step): Likewise.
4046 (idx_record_use): Likewise.
4047 (strip_offset_1): Likewise.
4048 (idx_remove_ssa_names): Likewise.
4050 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
4051 Andi Kleen <ak@linux.intel.com>
4053 * config/i386/cpuid.h (__cpuid_count): New defines.
4054 * config/i386/driver-i386.c (struct cache_desc): New structure.
4055 (describe_cache): Use struct cache_desc to pass cache descriptions.
4056 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
4057 (detect_caches_amd): Use struct cache_desc to describe caches.
4058 (decode_caches_intel): Use struct cache_desc to pass cache
4059 descriptions. Update descriptions to match latest (rev -032,
4060 December 2007) CPUID documentation. Do not check valid bit here.
4061 Check for Xeon MP value 0x49 problems.
4062 (detect_caches_cpuid2): New function, split from detect_caches_intel.
4063 Check valid bit before calling decode_caches_intel. Detect number
4064 of times to repeat CPUID instruction.
4065 (detect_caches_cpuid4): New function.
4066 (detect_caches_intel): Depending on max_level, call
4067 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
4068 only when other methods fail to provide valid L2 cache description.
4070 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4073 * pa.md (call, call_value): Generate an rtx for register r4 and pass
4074 it to PIC call patterns.
4075 (call_symref_pic): Revise pattern to expose PIC register save. Remove
4076 code generation and attributes from pattern. Change peephole2 to
4077 split for noreturn case. Revise split pattern for non noreturn case.
4078 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4079 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4080 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
4083 2008-10-11 David Edelsohn <edelsohn@gnu.org>
4085 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
4086 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
4088 (divdf3): Reformat long line.
4090 2008-10-11 Michael J. Eager <eager@eagercon.com>
4092 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
4094 (rs6000_handle_option): Process -mfpu options.
4095 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
4096 (enum fpu_type_t): New.
4097 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
4098 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
4100 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
4101 (floatdidf2): Add TARGET_SINGLE_FPU condition.
4102 * config/rs6000/rs6000.opt (-mfpu): New.
4103 (-mxilinx-fpu): New.
4104 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
4105 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
4106 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
4107 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
4108 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
4110 2008-10-11 Jakub Jelinek <jakub@redhat.com>
4113 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
4114 LO_SUM on Darwin if mode has just one unit.
4116 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
4119 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
4120 has been optimized out.
4122 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
4124 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4125 instead of PIC_DIRECT_ADDR_P.
4126 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4127 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
4128 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
4129 (PIC_OFFSET_P): Rename to...
4130 (PCREL_SYMOFF_P): ...this.
4131 (PIC_DIRECT_ADDR_P): Delete.
4132 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
4134 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
4135 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
4136 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4137 * config/sh/sh.c (print_operand): Remove CONST handling.
4138 (unspec_caller_rtx_p): Rewrite to use split_const and check
4139 the operands of UNSPEC bases.
4140 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4141 with (unspec [A B] UNSPEC_SYMOFF).
4142 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4143 UNSPEC_PCREL_SYMOFF.
4144 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4145 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4146 (UNSPEC_EXTRACT_U16): Likewise.
4147 (UNSPEC_SYMOFF): Likewise.
4148 (UNSPEC_PCREL_SYMOFF): Likewise.
4149 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4151 (movsi_const_16bit): Likewise.
4152 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4153 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4154 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4155 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4156 with (unspec [A B] UNSPEC_SYMOFF).
4157 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4158 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4159 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4160 (Csu): Likewise UNSPEC_EXTRACT_U16.
4161 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4162 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4164 2008-10-10 Stepan Kasal <skasal@redhat.com>
4166 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4167 for loop strip mining and loop blocking.
4169 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4171 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4172 vary types depending on debug info.
4174 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4176 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4177 before ensuring it's already computed.
4179 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4181 * rtl.h (locator_eq): New decl.
4182 * cfglayout.c (locator_scope): New function.
4183 (insn_scope): Use it.
4184 (locator_eq): New function.
4185 (fixup_reorder_chain): Search for last insn in src bb
4186 that has locator set or first insn in dest bb. Use
4187 locator_eq instead of == to compare locators.
4188 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4189 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4190 == to compare locators.
4192 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4194 * gimple-low.c (lower_function_body, lower_gimple_return,
4195 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4196 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4197 goto_block on edges if goto_locus is known.
4200 * tree.h (get_object_alignment): Declare.
4201 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4202 get_object_alignment if needed.
4203 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4205 (get_object_alignment): ... here. New function. Try harder to
4206 determine alignment from get_inner_reference returned offset.
4208 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4210 * graphite.c (gloog): Don't call find_unreachable_blocks
4211 before delte_unreachable_blocks.
4213 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4214 goto_locus of true_edge into RTL locator.
4216 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4218 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4219 (*jcc_btdi_mask_rex64): Ditto.
4221 (*jcc_btsi_mask): Ditto.
4222 (*jcc_btsi_1): Ditto.
4223 (*jcc_btsi_mask_1): Ditto.
4225 2008-10-08 Paul Brook <paul@codesourcery.com>
4227 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4228 compatible profiler (__gnu_mcount_nc).
4229 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4231 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4233 * config/i386/i386.c (initial_ix86_tune_features): Add
4234 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4235 * config/i386/i386.h (ix86_tune_indices): Likewise.
4236 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4238 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4239 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4240 for FP to FP splitters.
4242 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4244 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4247 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4251 PR rtl-optimization/37341
4252 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4253 to ORIG_BB, pass through ORIG_BB recursively.
4254 (cse_condition_code_reg): Adjust caller.
4256 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4258 * sdbout.c (sdbout_one_type): Treat the value type
4259 CONST_DECL for enumerals.
4261 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/i386/i386.md: Remove trailing white spaces.
4265 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4267 PR rtl-optimization/37448
4268 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4269 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4271 (struct output_info) [count]: Renamed total_created and made
4273 (struct output_info) [size]: Renamed total_allocated and made
4275 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4276 Properly keep track of desc->size.
4277 (print_statistics, dump_alloc_pool_statistics): Enhance the
4278 printing of statistics to print the number of elements and to use
4281 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4284 * opts.h (CL_SAVE): Move up to flags range.
4285 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4286 CL_COMMON): Renumber.
4287 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4288 * opts.c (common_handle_option): Revert last change.
4290 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4292 * config/i386/i386-protos.h (ix86_schedule): New.
4294 * config/i386/i386.c (ix86_schedule): New.
4295 (override_options): Add schedule to processor_alias_table. Set
4296 ix86_schedule from the schedule field in processor_alias_table.
4297 (ix86_function_specific_save): Save ix86_schedule.
4298 (ix86_function_specific_restore): Restore ix86_schedule.
4300 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4301 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4304 * config/i386/i386.opt: Add schedule.
4306 * config/i386/ppro.md: Remove generic32.
4308 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4311 * expr.c (count_type_elements): Handle ERROR_MARK.
4313 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4318 * basic-block.h (struct edge_def): Add goto_block field.
4319 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4320 one insn with locus corresponding to edge's goto_locus if !optimize.
4321 * profile.c (branch_prob): Copy edge's goto_block.
4322 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4324 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4325 locator in between the merged basic blocks if !optimize and needed.
4326 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4327 goto_locus into RTL locator. For unconditional jump use that
4328 locator for the jump insn.
4329 (expand_gimple_cond): Convert goto_block and goto_locus into
4330 RTL locator for all remaining edges. For unconditional jump
4331 use that locator for the jump insn.
4332 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4333 there is more than one edge or insn locator along the forwarding
4334 edges and !optimize. If there is just one, set e->goto_locus.
4335 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4337 (move_block_to_fn): Adjust edge's goto_block.
4339 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4342 * expmed.c (expand_mult): Properly check DImode constant in
4345 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4348 * dwarf2out.c (common_block_die_table): New variable.
4349 (common_block_die_table_hash, common_block_die_table_eq): New
4351 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4352 COMMON block in the current scope rather than globally. Optimize
4353 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4354 DW_OP_addr SYMBOL_REF+off.
4356 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4358 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4359 Return true for non-addressable GIMPLE operands.
4361 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/i386.c (initial_ix86_tune_features): Remove
4365 X86_TUNE_USE_BIT_TEST.
4366 * config/i386/i386.h (ix86_tune_indices): Likewise.
4367 (TARGET_USE_BIT_TEST): Removed.
4369 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4371 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4373 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4375 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4376 (mul<mode>3_mul3): ... into this new template.
4378 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4380 * gimplify.c (gimplify_arg): Add location argument. Use it.
4381 (gimplify_call_expr): Pass location to gimplify_arg.
4382 (gimplify_modify_expr_to_memcpy): Same.
4383 (gimplify_modify_expr_to_memset): Same.
4385 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4387 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4388 Update calls to build_unary_op and build_indirect_ref for location
4391 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4394 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4395 * c-typeck.c (array_to_pointer_conversion): Pass location to
4397 (function_to_pointer_conversion): Use error_at and warning_at.
4398 (build_indirect_ref): Same.
4399 (build_array_ref): Pass location to build_binary_op.
4400 (parser_build_unary_op): Do not set location after calling
4402 (build_unary_op): Add location argument. Use it throughout. Set
4403 EXPR_LOCATION before returning new tree.
4404 (build_modify_expr): Same.
4405 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4407 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4408 build_indirect_ref, build_modify_expr.
4409 (c_finish_omp_for): Same. Use error_at instead of error.
4410 * c-common.c (c_common_truthvalue_conversion): Pass location to
4412 (warn_for_div_by_zero): Add location argument.
4413 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4414 build_unary_op, warn_for_div_by_zero.
4415 * c-parser.c (c_parser_typeof_specifier): Use
4416 protected_set_expr_location.
4417 (c_parser_statement_after_labels): Same.
4418 (c_parser_condition): Same.
4419 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4420 (c_parser_conditional_expression): Use protected_set_expr_location.
4421 (c_parser_unary_expression): Pass location to build_indirect_ref.
4422 (c_parser_postfix_expression_after_primary): Pass location to
4423 build_indirect_ref, build_unary_op.
4424 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4426 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4428 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4429 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4430 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4432 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4433 (mips_issue_rate): Handle PROCESSOR_R10000.
4434 * config/mips/mips.md (cpu): Add r10000.
4436 * config/mips/10000.md: New file.
4438 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4440 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4441 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4442 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4444 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4446 * config/darwin-protos.h (machopic_function_base_name): Delete.
4447 (machopic_function_base_sym): Likewise.
4448 (machopic_gen_offset): Declare.
4449 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4450 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4451 * config/darwin.c (machopic_function_base_name): Delete.
4452 (machopic_function_base_sym): Likewise.
4453 (gen_pic_offset): Rename to...
4454 (machopic_gen_offset): ...this and remove the pic_base argument.
4455 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4456 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4457 crtl->uses_pic_offset_table.
4458 (machopic_indirect_data_reference): Use new machopic_gen_offset
4460 (machopic_legitimize_pic_address): Likewise.
4461 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4463 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4464 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4465 * config/i386/i386.c (output_set_got): Likewise.
4466 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4468 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4469 (legitimate_address_p): Likewise.
4470 (output_pic_addr_const): Likewise.
4471 (output_addr_const_extra): Likewise.
4472 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4473 match an UNSPEC rather than a MINUS.
4474 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4475 (builtin_setjmp_receiver): Use machopic_gen_offset.
4476 * config/i386/predicates.md (pic_symbolic_operand): Handle
4477 UNSPEC_MACHOPIC_OFFSET.
4479 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4480 Use machopic_gen_offset and machopic_operand_p.
4481 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4482 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4483 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4484 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4485 Set crtl->uses_pic_offset_table.
4487 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4489 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4491 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4492 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4493 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4494 (constant_pool_expr_p): Use split_const and check the base.
4495 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4497 (legitimate_constant_pool_address_p): Check toc_relative_p
4498 instead of constant_pool_expr_p.
4499 (print_operand_address): Always use output_addr_const for
4500 constant pool addresses.
4501 (rs6000_output_addr_const_extra): New function.
4502 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4504 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4508 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4509 (mark_ref_live, mark_ref_dead): Use them.
4510 (def_conflicts_with_inputs_p): Remove.
4511 (mark_early_clobbers): New function.
4512 (process_bb_node_lives): Call preprocess_constraints and
4513 mark_early_clobbers.
4515 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4517 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4519 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4520 lib with -mthread switch.
4522 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4525 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4526 function in two, making it call a new and reusable
4527 dwarf2out_imported_module_or_decl() that takes the containing
4528 BLOCK of the declaration in argument.
4529 (dwarf2out_imported_module_or_decl_real): New function.
4530 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4531 IMPORTED_DECL in account.
4532 * tree.def: Added IMPORTED_DECL node type.
4533 * tree.h: Added accessors for IMPORTED_DECL nodes.
4534 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4536 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4538 * doc/gimple.texi: Fix some typos, wrap some long lines,
4539 fix some broken wraps with continuations.
4540 * tree-ssa-reassoc.c: Fix comment typos.
4542 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4545 * pa.c (legitimize_pic_address): Force function labels to memory in
4548 2008-10-04 Anton Blanchard <anton@samba.org>
4550 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4551 (rs6000_split_atomic_op): Same.
4552 (rs6000_split_compare_and_swap): Same.
4553 (rs6000_split_compare_and_swapqhi): Same.
4555 2008-10-04 Richard Guenther <rguenther@suse.de>
4557 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4558 instead of pointer equality.
4559 (vn_nary_op_eq): Likewise.
4561 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4563 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4565 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4566 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4568 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4570 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4571 Revert previous change.
4573 2008-10-03 Tom Tromey <tromey@redhat.com>
4575 * stringpool.c (ggc_alloc_string): Terminate string.
4577 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4579 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4580 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4581 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4584 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4587 2008-10-03 Pascal Obry <obry@adacore.com>
4589 * gcov.c (create_file_names): Properly handle UNIX and DOS
4590 directory separators.
4591 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4592 separator to '~' to ensure clean filenames on Windows.
4594 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4596 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4597 Add a null terminator to the stripped name.
4599 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4601 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4602 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4603 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4604 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4605 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4606 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4607 TARGET_SINGLE_FLOAT.
4609 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4611 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4613 2008-10-02 Richard Guenther <rguenther@suse.de>
4616 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4617 and VECTOR_TYPE recurse with useless_type_conversion_p which
4618 properly handles void pointer conversion.
4620 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4623 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4624 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4626 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4628 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4629 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4630 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4631 they translate to non builtins.
4632 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4633 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4634 __builtin_vec_promote, __builtin_vec_extract, and
4635 __builtin_vec_insert.
4636 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4637 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4638 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4639 * config/rs6000/altivec.h (vec_extract): Define
4640 (vec_insert): Define.
4641 (vec_splats): Define.
4642 (vec_promote): Define.
4644 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4645 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4646 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4648 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4650 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4651 prototype. Add new parameter, blk.
4652 Use BLKmode for the MEM if blk is true.
4653 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4654 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4655 ALTIVEC_BUILTIN_STVRXL.
4656 Update usage of altivec_expand_lv_builtin.
4657 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4658 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4659 (altivec_init_builtins): If compiling for the Cell, also define the
4661 * config/rs6000/rs6000.h (rs6000_builtins): Define
4662 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4663 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4664 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4665 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4666 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4667 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4668 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4669 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4670 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4671 UNSPEC_STVRX, and UNSPEC_STVRXL.
4672 (altivec_lvlx): New pattern.
4673 (altivec_lvlxl): New pattern.
4674 (altivec_lvrx): New pattern.
4675 (altivec_lvrxl): New pattern.
4676 (altivec_stvlx): New pattern.
4677 (altivec_stvlxl): New pattern.
4678 (altivec_stvrx): New pattern.
4679 (altivec_stvrxl): New pattern.
4680 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4681 (vec_lvlxl): Likewise.
4682 (vec_lvrx): Define if PPU is defined.
4683 (vec_lvrxl): Likewise.
4684 (vec_stvlx): Define if PPU is defined.
4685 (vec_stvlxl): Likewise.
4686 (vec_stvrx): Define if PPU is defined.
4687 (vec_stvrxl): Likewise.
4689 2008-10-01 Geert Bosch <bosch@adacore.com>
4691 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4693 2008-10-01 Richard Guenther <rguenther@suse.de>
4695 PR tree-optimization/37617
4696 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4697 do not add to the NEW_SETS.
4699 2008-10-01 Richard Guenther <rguenther@suse.de>
4702 * tree-vrp.c (execute_vrp): If we optimized away the default
4703 case make sure to promote the label that got in place of it
4704 to a default case label.
4706 2008-10-01 Richard Henderson <rth@redhat.com>
4709 * tree-complex.c (set_component_ssa_name): Don't optimize
4710 is_gimple_min_invariant values with ssa_names in abnormal phis.
4712 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4714 PR tree-optimization/37662
4715 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4716 commutative binary operation if they are in the wrong order and
4717 fold_build2 produces non-GIMPLE.
4719 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4721 PR tree-optimization/37662
4722 PR tree-optimization/37663
4723 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4724 get_value_range with non-SSA_NAME. Don't assert operands have been
4725 folded, instead just bail out.
4727 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4729 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4731 2008-09-30 Richard Guenther <rguenther@suse.de>
4734 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4735 build restrict-qualified pointers.
4736 (vectorizable_store): Move alias check later.
4737 (vectorizable_load): Likewise.
4739 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4741 * c-common.c (empty_if_body_warning): Remove.
4742 * c-common.h (empty_if_body_warning): Remove.
4743 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4744 here the -Wempty-body warning for `if' and `else' statements.
4745 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4747 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4749 * config/i386/i386.opt: Add msse2avx.
4751 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4752 * config/i386/linux64.h (ASM_SPEC): Likewise.
4754 * doc/invoke.texi: Document -msse2avx.
4756 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4758 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4760 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4762 * ifcvt.c (noce_emit_store_flag): If using condition from original
4763 jump, reverse it if if_info->cond was reversed.
4765 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4767 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4768 non-constant memory if it cannot be forced to constant memory.
4769 Overhaul surrounding code and factor out common condition.
4771 2008-09-29 Jeff Law <law@redhat.com>
4773 * reload1.c (alter_reg): Add missing curly braces.
4775 2008-09-29 Michael J. Eager <eager@eagercon.com>
4777 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4779 * config/rs6000/rs6000.c (rs6000_override_options): Move
4780 rs6000_init_hard_regno_mode_ok after all options changed.
4781 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4782 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4783 -msimple-fpu flags. Add warning messages if single FP not configured.
4784 (rs6000_file_start): Output gnu_attribute for single-float.
4785 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4786 (rs6000_legitimize_address): Likewise.
4787 (rs6000_legitimize_reload_address): Likewise.
4788 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4789 TARGET_SINGLE_FLOAT.
4790 (function_arg_advance): Likewise (partial conversion).
4791 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4792 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4793 TARGET_SINGLE_FLOAT.
4794 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4795 (rs6000_emit_prologue): Likewise.
4796 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4797 TARGET_SINGLE_FLOAT.
4798 (rs6000_libcall_value): Likewise.
4799 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4800 (TARGET_DOUBLE_FLOAT): New default to 1
4801 (TARGET_SIMPLE_FPU): New default to 0
4802 (TARGET_SINGLE_FPU): New default to 0
4803 (TARGET_SINGLE_FLOAT_MODE): New.
4804 (TARGET_DOUBLE_FLOAT_MODE): New.
4805 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4806 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4808 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4809 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4810 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4811 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4812 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4813 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4814 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4815 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4816 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4817 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4818 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4819 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4820 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4821 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4822 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4823 cmptf_internal1, *cmptf_internal2): Condition on
4824 TARGET_DOUBLE_FLOAT.
4825 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4826 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4827 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4828 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4829 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4830 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4831 TARGET_SINGLE_FLOAT.
4832 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4833 * config/rs6000/rs6000.opt (-msingle-float): New.
4834 (-mdouble-float): New.
4835 (-msimple-fpu): New.
4836 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4837 -msingle-float, -mdouble-float, -msimple-fpu options.
4838 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4839 _SOFT_DOUBLE for -msingle-float.
4840 * config.gcc: New config for target=powerpc-xilinx-eabi.
4842 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4844 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4845 have exit and entry.
4846 (new_scop): Take entry and exit edge to define new SCoP.
4847 (sd_region_p): New structure used during SCoP detection.
4848 (move_scops): Delete.
4849 (move_sd_regions): New.
4850 (scopdet_info): Change the definition from edges back to basic_blocks.
4851 (scopdet_edge_info): Work on basic_blocks and rename to
4852 scopdet_basic_block_info.
4853 (split_difficult_bb): At the moment removed. We should later
4854 add it at another place.
4855 (build_scops_1): Work on basic_blocks.
4856 (bb_in_sd_region): New.
4857 (find_single_entry_edge): New.
4858 (find_single_exit_edge): New.
4859 (create_single_entry_edge): New.
4860 (sd_region_without_exit): New.
4861 (create_single_exit_edge): New.
4862 (unmark_exit_edges): New.
4863 (mark_exit_edges): New.
4864 (create_sese_edges): New.
4865 (build_graphite_scops): New.
4866 (build_scops): Make SCoPs SESE.
4867 (limit_scops): Use the new functions.
4869 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4871 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4873 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4876 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4877 address to a register before taking the lower part.
4879 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4881 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4884 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4885 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4888 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4889 the newly created variable.
4890 Create a VECTOR_CST of all 1s for vector types.
4892 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4895 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4897 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4899 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4900 order to convert between modes.
4901 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4903 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4905 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4908 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4911 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4915 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4917 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4918 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4919 them to yield false with MIPS16.
4921 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4924 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4925 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4926 mem_loc_descriptor failed. Accept UNSPEC.
4927 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4928 fail if one of the loc_descriptor calls for pieces failed.
4929 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4930 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4931 if loc_descriptor_from_tree_1 on offset failed.
4934 * opts.c (common_handle_option): Don't call print_specific_help with
4935 CL_SAVE as first argument.
4937 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4938 Steve Ellcey <sje@cup.hp.com>
4940 * configure: Regenerate for new libtool.
4941 * aclocal.m4: Ditto.
4943 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4945 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4946 alias set on MEM when saving stack pointer.
4947 * config/rs6000/rs6000.md (allocate_stack): Likewise
4949 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4951 PR tree-optimization/37574
4952 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4953 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4954 instead of vector_type for constants. Take computation out of loop.
4955 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4956 and use only vector_type for invariant case.
4957 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4959 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4962 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4963 the decl is a VAR_DECL or FUNCTION_DECL.
4965 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4968 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4969 (mark_ref_live, mark_ref_dead): Use them.
4970 (def_conflicts_with_inputs_p): Remove.
4971 (mark_early_clobbers): New function.
4972 (process_bb_node_lives): Call preprocess_constraints and
4973 mark_early_clobbers.
4975 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4977 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4980 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4981 (ira_compress_allocno_live_ranges): New prototype.
4983 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4984 (coalesced_allocnos_living_at_program_points): New.
4985 (coalesced_allocnos_live_at_points_p,
4986 set_coalesced_allocnos_live_points): New functions.
4987 (coalesce_spill_slots): Rewrite.
4989 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4990 ira_compress_allocno_live_ranges): New functions.
4992 * ira-build.c (ira_flattening): Call
4993 ira_compress_allocno_live_ranges.
4996 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4998 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
5001 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
5003 * combine.c (make_compound_operation): Handle the 'E' format.
5004 (count_rtxs): Likewise.
5005 (update_table_tick): Likewise.
5006 (get_last_value_validate): Likewise.
5008 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
5010 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
5012 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
5014 * matrix-reorg.c (transform_allocation_sites): Initializers
5015 added to avoid the warning.
5017 2008-09-25 Martin Jambor <mjambor@suse.cz>
5019 * cgraph.c (free_nodes): New variable.
5020 (NEXT_FREE_NODE): New macro.
5021 (cgraph_create_node): Reuse nodes from the free list. Do not
5022 update uid if doing so.
5023 (cgraph_remove_node): Add the node to the free list.
5025 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
5027 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5029 2008-09-24 Richard Henderson <rth@redhat.com>
5031 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
5032 * unwind-dw2.c (execute_stack_op): Handle it.
5034 2008-09-24 David Edelsohn <edelsohn@gnu.org>
5037 2008-09-24 Michael J. Eager <eager@eagercon.com>
5039 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
5041 * c-common.c (fname_decl): New location argument.
5042 * c-common.h (fname_decl): Same.
5043 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
5045 (c_parser_typeof_specifier): Same.
5046 (c_parser_parms_list_declarator): Same.
5047 (c_parser_asm_string_literal): Same.
5048 (c_parser_compound_statement_nostart): Same.
5049 (c_parser_label): Same.
5050 (c_parser_do_statement): Same.
5051 (c_parser_asm_statement): Same.
5052 (c_parser_unary_expression): Same.
5053 (c_parser_sizeof_expression): Same.
5054 (c_parser_postfix_expression): Same.
5055 (c_parser_pragma): Same.
5056 (c_parser_omp_clause_collapse): Same.
5057 (c_parser_omp_clause_num_threads): Same.
5058 (c_parser_omp_clause_schedule): Same.
5059 (c_parser_omp_all_clauses): Same.
5060 (c_parser_omp_sections_scope): Same.
5061 (c_parser_omp_for_loop): Same. Pass condition's location to
5062 c_objc_common_truthvalue_conversion.
5063 (c_parser_enum_specifier): Remove comment.
5065 2008-09-24 Michael J. Eager <eager@eagercon.com>
5067 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
5069 * config/rs6000/rs6000.c (rs6000_override_options): Move
5070 rs6000_init_hard_regno_mode_ok after all options changed.
5071 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
5072 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
5073 -msimple-fpu flags. Add warning messages if single FP not configured.
5074 (rs6000_file_start): Output gnu_attribute for single-float.
5075 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
5076 (rs6000_legitimize_address): Likewise.
5077 (rs6000_legitimize_reload_address): Likewise.
5078 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
5079 TARGET_SINGLE_FLOAT.
5080 (function_arg_advance): Likewise.
5081 (function_arg): Likewise.
5082 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
5083 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
5084 TARGET_SINGLE_FLOAT.
5085 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
5086 (rs6000_emit_prologue): Likewise.
5087 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
5088 TARGET_SINGLE_FLOAT.
5089 (rs6000_libcall_value): Likewise.
5090 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
5091 (TARGET_DOUBLE_FLOAT): New default to 1
5092 (TARGET_SIMPLE_FPU): New default to 0
5093 (TARGET_SINGLE_FPU): New default to 0
5094 (TARGET_SINGLE_FLOAT_MODE): New.
5095 (TARGET_DOUBLE_FLOAT_MODE): New.
5096 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
5097 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
5099 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
5100 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
5101 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
5102 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
5103 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
5104 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
5105 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
5106 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
5107 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5108 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
5109 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
5110 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
5111 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
5112 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
5113 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
5114 cmptf_internal1, *cmptf_internal2): Condition on
5115 TARGET_DOUBLE_FLOAT.
5116 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
5117 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
5118 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
5119 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
5120 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
5121 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
5122 TARGET_SINGLE_FLOAT.
5123 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
5124 * config/rs6000/rs6000.opt (-msingle-float): New.
5125 (-mdouble-float): New.
5126 (-msimple-fpu): New.
5127 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
5128 -msingle-float, -mdouble-float, -msimple-fpu options.
5129 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
5130 _SOFT_DOUBLE for -msingle-float.
5131 * config.gcc: New config for target=powerpc-xilinx-eabi.
5133 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5135 * config/sparc/constraints.md: New file.
5136 * config/sparc/sparc.md: Include it.
5137 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5138 (sparc_extra_constraint_check): Delete.
5139 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5140 (memory_ok_for_ldd): New predicate.
5141 (sparc_extra_constraint_check): Delete.
5142 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5143 (CONST_OK_FOR_LETTER_P): Likewise.
5144 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5145 (EXTRA_CONSTRAINT): Likewise.
5147 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5149 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5151 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5153 * alias.c (find_base_value): Use FIND_BASE_TERM.
5154 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5156 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5158 * config/i386/i386.c: Include cselib.h.
5159 (ix86_pic_register_p): New function.
5160 (ix86_delegitimize_address): Use it to check for the PIC register.
5162 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5164 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5165 * config/i386/i386.c (ix86_find_base_term): Don't check for
5166 SYMBOL_REF and LABEL_REF.
5168 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5170 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5171 constant PLUS in a CONST.
5173 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5176 check for sibcall support for w64.
5178 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5180 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5182 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5184 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5185 parser_build_binary_op.
5186 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5187 * c-typeck.c (build_array_ref): Same.
5188 (parser_build_unary_op): New location argument.
5189 (pointer_diff): Pass location to build_binary_op,
5190 c_objc_common_truthvalue_conversion.
5191 (build_modify_expr): Same.
5192 (build_unary_op): New location argument.
5193 (build_binary_op): New location argument.
5194 (c_objc_common_truthvalue_conversion): Pass location to
5195 c_*common_truthvalue_conversion.
5196 * c-convert.c (convert): Same.
5197 * c-common.c (binary_op_error): New location argument.
5198 (pointer_int_sum): Pass location to build_binary_op.
5199 (c_common_truthvalue_conversion): New location argument.
5200 (warn_for_sign_compare): Same.
5201 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5202 binary_op_error, build_binary_op, warn_for_sign_compare.
5203 * c-parser.c (c_parser_condition): Pass location to
5204 c_*common_truthvalue_conversion.
5205 (c_parser_conditional_expression): Save condition's location and pass
5207 (c_parser_binary_expression): Same, but for the binary operator's
5209 (c_parser_omp_for_loop): Pass location to
5210 c_objc_common_truthvalue_conversion.
5212 2008-09-23 Martin Jambor <mjambor@suse.cz>
5214 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5215 (cgraph_node_remove_callees): New temporary f. Hold the next item
5217 (cgraph_node_remove_callers): Likewise.
5219 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5220 (ipa_node_removal_hook): Likewise.
5222 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5223 gimple_call_copy_skip_args and moved to the gimple_call section.
5224 * gimple.c (gimple_copy_call_skip_args): Renamed to
5225 gimple_call_copy_skip_args. Changed al users.
5227 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5229 * ira-color.c (start_allocno_priorities): Rename to
5230 setup_allocno_priorities. Use costs and
5231 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5232 range lengths. Get rid off doubles.
5233 (ira_fast_allocations): Call start_allocno_priorities.
5235 2008-09-22 David Daney <ddaney@avtrex.com>
5238 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5239 register if TARGET_LONG_CALLS.
5241 2008-09-22 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/37145
5244 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5245 value-numbering union accesses with their offset and size only.
5246 (visit_reference_op_load): Fix simplification of inserted conversions.
5247 * tree-ssa-pre.c (find_or_generate_expression): Do not
5248 recursively generate expressions if running FRE.
5250 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5252 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5253 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5256 2008-09-22 Richard Guenther <rguenther@suse.de>
5258 PR tree-optimization/37145
5259 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5260 (phi_translate_1): Constant fold references.
5262 2008-09-22 Ira Rosen <irar@il.ibm.com>
5264 PR tree-optimization/37482
5265 * tree-vectorizer.h (struct _slp_instance): Add new field.
5266 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5267 (get_earlier_stmt): New function.
5268 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5270 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5271 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5272 asserts that GSI points to the scalar statement being vectorized.
5273 Set new statement location according to GSI.
5274 (vect_schedule_slp_instance): Use GSI of
5275 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5277 2008-09-21 Jan Hubicka <jh@suse.cz>
5279 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5280 (ipcp_insert_stage): Update dead_nodes bitmap.
5282 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5285 * config/i386/t-cygming (SHLIB_LC): Remove.
5286 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5287 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5289 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5293 * final.c (mark_symbol_ref_as_used): New helper function.
5294 (output_operand): Instead of just looking inside MEMs for
5295 SYMBOL_REFs, use new helper function and for_each_rtx.
5296 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5297 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5298 Make head comment more general.
5299 * config/darwin.c (machopic_output_indirection): Handle weak
5300 references here, like in assemble_external.
5302 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5304 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5305 (sparc_emit_float_lib_cmp): Change return type.
5306 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5307 (gen_compare_operator): New function.
5308 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5309 the comparison sequence. Minor tweaks.
5310 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5311 that the final operator and the result of sparc_emit_float_lib_cmp
5312 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5313 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5314 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5315 result of sparc_emit_float_lib_cmp match for software TFmode.
5316 (movqicc, movhicc, movsicc, movdicc): Merge into...
5317 (mov<I:mode>cc): ...this.
5318 (movsfcc, movdfcc, movtfcc): Merge into...
5319 (mov<F:mode>cc): ...this.
5320 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5322 (mov<I:mode>_cc_v9): ...this.
5323 (movdi_cc_sp64_trunc): Delete.
5324 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5325 movdi_cc_reg_sp64): Merge into...
5326 (mov<I:mode>_cc_reg_sp64): ...this.
5327 (movsf_cc_sp64): Rename into...
5328 (movsf_cc_v9): ...this.
5329 (movdf_cc_sp64): Rename into...
5330 (movdf_cc_v9): ...this.
5331 (movtf_cc_hq_sp64): Rename into...
5332 (movtf_cc_hq_v9): ...this.
5333 (movtf_cc_sp64): Rename into...
5334 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5336 2008-09-21 Diego Novillo <dnovillo@google.com>
5338 * doc/gccint.texi: Include generic.texi and gimple.texi.
5340 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5341 (GIMPLE): Move to gimple.texi.
5342 (Annotations): Remove references to to stmt_ann_t and
5344 (SSA Operands): Rename from 'Statement Operands'.
5345 * doc/generic.texi: New.
5346 * doc/gimple.texi: New.
5347 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5348 * Makefile.in (TEXI_GCCINT_FILES):
5349 * gimple.c (gimple_copy_call_skip_args): Rename from
5350 giple_copy_call_skip_args. Update all users.
5351 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5353 2008-09-21 Ira Rosen <irar@il.ibm.com>
5355 PR tree-optimization/37539
5356 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5357 statement in related statement field only for the first load of the
5358 group of loads with the same data reference.
5360 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5362 * config/mips/mips.h (TUNE_OCTEON): New macro.
5363 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5364 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5365 * config/mips/octeon.md: New file.
5366 * config/mips/mips.md: Include octeon.md. Restore
5367 semi-alphabetical order of include files.
5369 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5372 * config/i386/i386.md (*jcc_fused_1): Removed.
5373 (*jcc_fused_2): Likewise.
5374 (*jcc_fused_3): Likewise.
5375 (*jcc_fused_4): Likewise.
5377 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5379 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5380 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5381 * target.h (gcc_target): Add ira_cover_classes.
5382 * ira.c: Remove IRA_COVER_CLASSES guards.
5383 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5384 instead of IRA_COVER_CLASSES.
5385 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5386 (setup_class_translate): Likewise.
5387 (setup_reg_class_intersect_union): Likewise.
5388 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5389 test of targetm.ira_cover_classes.
5390 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5391 of IRA_COVER_CLASSES.
5392 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5393 (TARGET_INITIALIZER): Include it.
5394 * targhooks.h (default_ira_cover_classes): Declare.
5395 * targhooks.c (default_ira_cover_classes): New function.
5397 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5399 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5401 2008-09-19 Ian Lance Taylor <iant@google.com>
5403 * varasm.c (narrowing_initializer_constant_valid_p): Return
5404 NULL_TREE if ENDTYPE is not an integer.
5406 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5409 * tree-ssa.c (execute_update_addresses_taken): Also update
5410 DECL_GIMPLE_REG_P for vector and complex types.
5412 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5413 Jan Hubicka <jh@suse.cz>
5416 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5417 empty before freeing them.
5418 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5420 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5422 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5423 * config/xtensa/predicates.md (tls_symbol_operand): New.
5424 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5425 (TARGET_CANNOT_FORCE_MEM): Define.
5426 (xtensa_tls_symbol_p): New.
5427 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5428 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5429 (xtensa_tls_module_base): New.
5430 (xtensa_call_tls_desc): New.
5431 (xtensa_legitimize_tls_address): New.
5432 (xtensa_legitimize_address): Handle TLS symbols.
5433 (xtensa_tls_referenced_p_1): New.
5434 (xtensa_tls_referenced_p): New.
5435 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5437 (XTENSA_BUILTIN_THREAD_POINTER): New.
5438 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5439 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5440 builtin. Add declarations for __builtin_thread_pointer and
5441 __builtin_set_thread_pointer.
5442 (xtensa_fold_builtin): Recognize new builtins.
5443 (xtensa_expand_builtin): Expand new builtins.
5444 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5445 (TARGET_THREADPTR): Define.
5446 (HAVE_AS_TLS): Define default value.
5447 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5448 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5449 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5450 (UNSPECV_SET_TP): New.
5451 (sym_TPOFF, sym_DTPOFF): New.
5452 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5453 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5454 * configure: Regenerated.
5456 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5459 * config/ia64/ia64.c (ia64_optimization_options): Move
5460 checking and setting flag_schedule_insns_after_reload and
5461 ia64_flag_schedule_insns2 back to ...
5462 (ia64_override_options): Here.
5464 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5467 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5468 zero extend count after the correction to it is done.
5469 (doloop_optimize): Update call to doloop_modify, don't zero extend
5472 2008-09-18 Martin Jambor <mjambor@suse.cz>
5474 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5476 * ipa-prop.c: Correct comments.
5477 * ipa-prop.h: Likewise.
5479 2008-09-18 Jan Hubicka <jh@suse.cz>
5482 * ipa-reference.c (ipa_reference_local_vars_info_d,
5483 ipa_reference_global_vars_info_d,
5484 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5485 ipa_reference_vars_info_t): Move here from ipa-reference.h
5486 (node_duplication_hook_holder, node_removal_hook_holder): New.
5487 (get_reference_vars_info_from_cgraph): Rename to ...
5488 (get_reference_vars_info): ... this one, use cgraph uids.
5489 (get_local_reference_vars_info, get_global_reference_vars_info):
5490 Use cgraph instead of decl.
5491 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5493 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5494 ipa_reference_get_written_global,
5495 ipa_reference_get_not_written_global): Use cgraph argument.
5496 (check_call): Simplify avail check.
5497 (scan_stmt_for_static_refs): Update.
5498 (propagate_bits): Update.
5499 (merge_callee_local_info): Remove.
5500 (init_function_info): Use cgraph nodes.
5501 (clean_function_local_data): Break out from ...
5502 (clean_function): ... here.
5503 (copy_local_bitmap, copy_global_bitmap): New functions.
5504 (duplicate_node_data, remove_node_data): New functions.
5505 (generate_summary): Register hooks; use visibility instead of
5507 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5508 * ipa-reference.h (ipa_reference_local_vars_info_d,
5509 ipa_reference_global_vars_info_d,
5510 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5511 ipa_reference_vars_info_t): Move to ipa-reference.c
5512 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5514 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5515 ipa_reference_get_not_read_global,
5516 ipa_reference_get_not_written_global): Update prototype.
5517 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5518 (init_state): Remove.
5519 (node_duplication_hook_holder, node_removal_hook_holder): New.
5520 (get_function_state, set_function_state): Use VECtor.
5521 (analyze_function): Check body availability.
5522 (add_new_function): Likewise.
5523 (duplicate_node_data, remove_node_data): New.
5524 (generate_summary): Register hooks; do not care about clones.
5525 (propafate): Do not care about clones; recursive functions are
5527 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5528 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5529 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5531 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5532 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5533 Update call of ipa-reference accesors.
5535 2008-09-18 Simon Baldwin <simonb@google.com>
5537 * c-opts.c (c_common_handle_option): Add handling for
5538 -Wbuiltin-macro-redefined command line option.
5539 * c.opt: Added builtin-macro-redefined option.
5540 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5543 2008-09-18 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/37258
5546 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5547 and signedness for integral types.
5548 (vn_phi_eq): Require compatible types.
5550 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5553 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5554 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5556 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5557 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5558 ggc_free other TREE_LIST nodes from that chain.
5559 * function.c (instantiate_decls): Instantiate also DECL_RTL
5560 of vars in cfun->local_decls, free that list afterwards.
5562 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5564 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5565 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5567 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5569 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5570 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5572 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5574 PR tree-optimization/37102
5575 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5576 from a node. Check to see if another PHI is dead.
5577 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5578 remove real PHIs which have no uses.
5579 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5581 2008-09-18 Richard Guenther <rguenther@suse.de>
5584 * tree-cfg.c (remove_useless_stmts_1): Remove
5585 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5587 2008-09-18 Nick Clifton <nickc@redhat.com>
5589 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5590 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5591 to frv_secondary_reload_class.
5592 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5593 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5594 (frv_secondary_reload_class): Omit unused parameter.
5595 (frv_secondary_reload): New function. Handle the case when
5596 secondary_reload_class() is called before the reload_(in|out)
5597 _optabs have been initialised.
5598 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5600 * config/frv/frv.md: Define an exclusion set between fr550_m0
5603 2008-09-18 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/37456
5606 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5607 want to insert after ends a BB insert on the single fallthru
5610 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5612 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5613 Mention -march=z9-109, z9-ec and z10.
5615 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5617 PR rtl-optimization/37544
5618 * regrename.c (maybe_mode_change): Exit early when copy_mode
5619 is narrower than orig_mode and narrower than new_mode.
5621 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5624 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5626 * sched-rgn.c (ref_counts): Remove.
5627 (insn_referenced): New static variable.
5628 (INSN_REF_COUNT): Remove.
5629 (sched_run_compute_dependencies): Use insn_referenced instead of
5631 (add_branch_dependences): Likewise. Delete dead assignment.
5633 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5635 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5636 consumer is an asm. Add comment why this is important.
5637 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5638 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5640 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5642 * expr.c (emit_group_store): Do not shift before moving via a
5645 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5647 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5648 from aggregate to non-aggregate type if the bit pattern is not fully
5649 preserved afterwards.
5651 2008-09-17 Richard Guenther <rguenther@suse.de>
5653 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5654 (verify_gimple_assign): ... this. Split into ...
5655 (verify_gimple_assign_unary): ... this,
5656 (verify_gimple_assign_binary): ... that,
5657 (verify_gimple_assign_single): ... and this.
5658 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5659 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5660 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5661 (verify_types_in_gimple_reference): Be forgiving with
5663 (verify_gimple_phi): Deal with virtual operands.
5665 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5667 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5669 * tree.c (get_callee_fndecl): Don't call the language hook.
5670 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5671 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5672 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5674 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5676 * tree.c (protected_set_expr_location): Don't unnecessarily
5677 check for error_mark_node.
5679 2008-09-17 Art Haas <ahaas@impactweather.com>
5681 * ipa-reference.c (analyze_function): Declare step only if
5682 ENABLE_CHECKING is defined.
5684 2008-09-17 Jan Hubicka <jh@suse.cz>
5687 * tree.h (DECL_INLINE): remove.
5688 (DECL_DECLARED_INLINE_P): Update docs.
5689 (DECL_NO_INLINE_WARNING_P): new.
5690 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5691 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5693 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5694 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5697 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5700 2008-09-17 Jan Hubicka <jh@suse.cz>
5702 * ipa-reference.c (ipa_obstack): Remove.
5703 (local_info_obstack, global_info_obstack): New.
5704 (add_static_var): We now handle variables only.
5705 (mark_address_taken, mark_load, mark_store): New functions based on ...
5706 (check_operand): ... remove.
5707 (get_asm_stmt_operands): Rename to ...
5708 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5709 (scan_stmt_for_static_refs): Rewrite.
5710 (scan_op_for_static_refs): Rename to ...
5711 (scan_initializer_for_static_refs): do not look for VAR_DECL
5712 initializers; stop recursion on types and decls.
5713 (ipa_init): Use proper obstacks.
5714 (analyze_variable): Use scan_initializer_for_static_refs.
5715 (init_function_info): Use local obstack.
5716 (analyze_function): Simplify.
5717 (add_new_function): We don't need visited_nodes obstack.
5718 (generate_summary): Use proper obstacks; cleanup after propagation.
5720 2008-09-17 Richard Guenther <rguenther@suse.de>
5723 PR tree-optimization/37491
5724 * alias.c (get_alias_set): Use the canonical type.
5725 * tree-vect-transform.c (vectorizable_store): Use the type of
5726 the lhs for the vector type. Adjust checking.
5727 (vectorizable_load): Adjust checking.
5729 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5730 Adam Nemet <anemet@caviumnetworks.com>
5732 PR rtl-optimization/37483
5733 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5734 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5735 Rearrange code to better match the original comment. Check
5736 t_unconditional first. Improve comment.
5738 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5741 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5742 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5745 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5746 GIMPLE_TRY if cleanup sequence is empty.
5748 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5751 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5752 eliminate IV if the cost are the same.
5754 2008-09-16 Richard Guenther <rguenther@suse.de>
5757 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5760 2008-09-16 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/37508
5763 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5765 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5767 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5769 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5771 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5772 use gen_floatdidf2 directly.
5773 (floatunssidf2): Likewise.
5774 (floatsidf_ppc64_mfpgpr): Remove.
5775 (floatsidf_ppc64): Remove.
5776 (floatunssidf_ppc64): Remove.
5778 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5780 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5781 rather than update_cost_queue.
5783 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5784 in every call starting with the second one, instead of only when
5785 alias_bitmap_obstack.elements != NULL.
5787 * tree-predcom.c (filter_suitable_components): Free all refs in
5788 act->refs vector before calling release_component.
5789 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5791 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5793 * tree-loop-linear.c (linear_transform_loops): Initialize
5794 lambda_obstack only after calling perfect_loop_nest_depth.
5795 Goto free_and_continue instead of just continue for later failures.
5798 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5801 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5803 2008-09-14 Andreas Schwab <schwab@suse.de>
5805 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5807 2008-09-14 Jan Hubicka <jh@suse.cz>
5809 * invoke.texi (-fconserve-stack): Document.
5810 * opts.c (decode_options): Handle conserve_stack.
5811 * common.opt (fconvserve_stack): New.
5813 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5815 * config.host: Add x-aix to host_xmake_file.
5816 * config/rs6000/t-aix52: Do not override LDFLAGS.
5817 * config/rs6000/x-aix: New file.
5819 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5825 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5826 is not recognized as a valid register usage. Allow REG_X to be used
5828 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5829 forces a reload when using a base register.
5831 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5833 * config/i386/cygming-crtend.c (register_frame_ctor): If
5834 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5835 directly with atexit.
5836 (deregister_frame_ctor): Rename to ...
5837 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5838 if !DEFAULT_USE_CXA_ATEXIT.
5840 2008-09-13 Jan Hubicka <jh@suse.cz>
5842 * cgraph.c: Include value-prof.h
5843 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5845 2008-09-13 Jan Hubicka <jh@suse.cz>
5848 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5849 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5850 tree_gen_one_value_profiler, tree_gen_average_profiler,
5851 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5853 2008-09-13 Jan Hubicka <jh@suse.cz>
5855 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5856 too many bytes on misalligned blocks.
5858 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5860 * doc/cfg.texi: Fix some typos.
5861 * doc/extend.texi: Likewise.
5862 * doc/install.texi: Likewise.
5863 * doc/invoke.texi: Likewise.
5864 * doc/rtl.texi: Likewise.
5865 * doc/tree-ssa.texi: Likewise.
5867 2008-09-13 Richard Guenther <rguenther@suse.de>
5870 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5871 gimple stores for memory rhs.
5873 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5875 PR rtl-optimization/37489
5876 * cse.c (fold_rtx): Don't return const_true_rtx for float
5877 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5879 2008-09-13 Jan Hubicka <jh@suse.cz>
5881 PR tree-optimization/37392
5882 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5884 2008-09-13 Martin Jambor <mjambor@suse.cz>
5885 Jan Hubicka <jh@suse.cz>
5887 * cgraph.c (free_edges): New variable.
5888 (NEXT_FREE_EDGE): New macro.
5889 (cgraph_free_edge): New function.
5890 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5891 (cgraph_node_remove_callees): Likewise.
5892 (cgraph_node_remove_callers): Likewise.
5893 (cgraph_create_edge): Reuse edges from the free list. Do not
5894 update uid if doing so.
5895 (cgraph_remove_*_hook): Add free call.
5897 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5899 * ira-color.c (conflict_allocno_vec): Delete.
5900 (update_cost_queue_elem): New structure.
5901 (update_cost_queue): New variable.
5902 (update_cost_queue_tail): Likewise.
5903 (update_cost_queue_elems): Likewise.
5904 (allocno_update_cost_check): Delete.
5905 (initiate_cost_update): Allocate update_cost_queue_elems
5906 instead of allocno_update_cost_check.
5907 (finish_cost_update): Update the free()s accordingly.
5908 (start_update_cost): New function.
5909 (queue_update_cost): Likewise.
5910 (get_next_update_cost): Likewise.
5911 (update_copy_costs_1): Inline into...
5912 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5913 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5914 once we've established they are equal. Don't allocate update
5915 costs if there is nothing to add to them.
5916 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5917 DIVISOR arguments. Use a queue instead of recursive calls;
5918 process all the allocnos in the initial queue, rather than
5920 (assign_hard_reg): Use queue_update_cost instead of
5921 conflict_allocno_vec. Queue coalesced allocnos instead
5922 of calling update_conflict_hard_regno_costs for each one.
5923 Just call update_conflict_hard_regno_costs once for the
5925 (ira_color): Remove conflict_allocno_vec handling.
5927 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5929 PR tree-optimization/37484
5930 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5931 (save_var_name): Same.
5932 (initialize_cloog_names): Same.
5933 (initialize_cloog_names): Same.
5935 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5937 * tree-scalar-evolution.c (set_instantiated_value): Set
5940 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5944 * ira-build.c (common_loop_tree_node_dominator): Remove.
5945 (copy_live_ranges_to_removed_store_destinations): New function.
5946 (regno_top_level_allocno_map): Move to top level from ...
5947 (ira_flattening): ... here. Use
5948 copy_live_ranges_to_removed_store_destinations.
5950 * ira-emit.c (generate_edge_moves): Fix a comment.
5952 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5955 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5956 scratch register after 'set' pattern.
5958 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5960 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5961 information passed to mark_reg_pointer.
5962 * explow.c (force_reg): Likewise.
5964 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5966 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5967 when building for the celledp architecture.
5969 2008-09-12 Richard Guenther <rguenther@suse.de>
5971 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5973 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5975 PR rtl-optimization/37424
5976 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5977 the regnos instead of the addresses.
5979 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5981 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5983 2008-09-11 Richard Guenther <rguenther@suse.de>
5985 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5986 entering the weaker equivalence recording.
5988 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5990 2008-09-11 Jeff Law <law@redhat.com>
5992 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5993 by assign_stack_local on the IRA path for stack slot sharing
5994 as well as the non-IRA path.
5996 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5998 * config/i386/i386.h: Fix whitespace issues.
6000 2008-09-11 Martin Jambor <mjambor@suse.cz>
6002 * ipa-prop.h (struct ipa_param_flags): Removed.
6003 (struct ipa_param_descriptor): New structure.
6004 (struct ipa_node_params): ipcp_lattices, param_decls and
6005 param_flags moved to ipa_param_description.
6006 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
6007 descriptors. Renamed all users.
6008 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
6009 changed to access descriptors. Renamed all users.
6010 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
6011 to access descriptors. Renamed all users.
6012 * ipa-cp.c (ipcp_init_cloned_node): Call
6013 ipa_initialize_node_params instead of ipa_count_formal_params and
6014 ipa_create_param_decls_array.
6015 (ipcp_analyze_node): Likewise.
6016 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
6017 descriptors. Renamed all users.
6018 (ipcp_initialize_node_lattices): Remove allocation.
6019 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6020 ipa_initialize_node_params instead of ipa_count_formal_params and
6021 ipa_create_param_decls_array.
6022 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
6023 ipa_populate_param_decls, made static, added parameter info,
6024 renamed mt to node, removed allocation, changed to use
6026 (ipa_count_formal_params): Made static, added parameter info,
6028 (ipa_initialize_node_params): New function.
6029 (ipa_check_stmt_modifications): Changed to use descriptors.
6030 (ipa_detect_param_modifications): Removed allocation, changed to
6032 (ipa_note_param_call): Changed to use descriptors.
6033 (ipa_analyze_params_uses): Removed allocation.
6034 (ipa_free_node_params_substructures): Changed to use descriptors.
6035 (ipa_edge_duplication_hook): Use the unused attribute.
6036 (ipa_node_duplication_hook): Use the unused attribute, changed to
6037 use descriptors, changed to duplicate descriptors.
6039 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
6040 changed all callers. Call ipa_propagate_indirect_call_infos if doing
6041 indirect inlining. Made static.
6042 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
6043 functions called only once.
6044 (cgraph_decide_recursive_inlining): Don't call
6045 ipa_propagate_indirect_call_infos, pass new_edges to
6046 cgraph_mark_inline_edge instead.
6047 (cgraph_decide_inlining_of_small_functions): Don't call
6048 ipa_propagate_indirect_call_infos, pass new_edges to
6049 cgraph_mark_inline_edge instead.
6050 (cgraph_decide_inlining): Don't call
6051 ipa_propagate_indirect_call_infos.
6052 * ipa-prop.c: Check that vectors are allocated.
6054 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
6055 iff a new cgraph edges have been created.
6056 (cgraph_decide_inlining): New variable redo_always_inline.
6057 Flattening and always_inlining loop until callgraph stabilizes.
6058 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
6059 true iff new cgraph edges have been created.
6060 (propagate_info_to_inlined_callees): Likewise.
6061 (ipa_propagate_indirect_call_infos): Likewise.
6063 2008-09-11 Richard Guenther <rguenther@suse.de>
6065 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
6066 (set_prologue_iterations): Likewise.
6067 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6069 (vect_update_init_of_dr): Likewise.
6070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
6072 * fold-const.c (fold_unary): Do not generate calculations
6075 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
6077 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
6078 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
6079 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
6081 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
6083 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
6084 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
6085 before finalizing the changes.
6086 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
6088 (simplify_truth_ops_using_ranges): New.
6089 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
6090 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
6091 whether a simplification was made.
6092 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
6093 use a switch statement and also call simplify_truth_ops_using_ranges.
6095 2008-09-11 Jan Hubicka <jh@suse.cz>
6097 * ggc-common.c (loc_array): Make static.
6098 * dce.c (rest_of_handle_ud_dce): Free worklist.
6100 2008-09-11 Jan Hubicka <jh@suse.cz>
6102 * cgraph.c (cgraph_release_function_body): Plug memory leak on
6103 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
6104 function so we are sure we do not dangle it forever.
6105 * function.c (outer_function_chain, find_function_data): Remove.
6106 (function_context_stack): New.
6107 (push_function_context, pop_function_context): Update.
6108 * function.h (struct function): Remove pointer outer.
6109 (outer_function_chain, find_function_data): Remove.
6110 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
6112 2008-09-11 Jan Hubicka <jh@suse.cz>
6115 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
6117 2008-09-11 Jan Hubicka <jh@suse.cz>
6119 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
6121 2008-09-11 Jan Hubicka <jh@suse.cz>
6123 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
6124 (free_var_map_entry): New function.
6125 (redirect_edge_var_map_destroy): Use it.
6127 2008-09-11 Jan Hubicka <jh@suse.cz>
6130 * tree-inline.c (add_lexical_block): Replace with ...
6131 (prepend_lexical_block): ... prepend at begginig.
6132 (remap_blocks): Use it and reverse later.
6133 (expand_call_inline): Use prepend_lexical_block.
6135 2008-09-11 Jan Hubicka <jh@suse.cz>
6137 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6139 2008-09-11 Jan Hubicka <jh@suse.cz>
6141 * function.c (free_after_compilation): Call insn_locators_free.
6142 * cfglayout.c (insn_locators_free): New function.
6143 * rtl.h (insn_locators_free): Declare.
6145 2008-09-11 Jan Hubicka <jh@suse.cz>
6147 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6149 (cond_move_process_if_block): Update call.
6151 2008-09-11 Jan Hubicka <jh@suse.cz>
6153 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6154 * vec.c: Include hashtab.h
6155 (vec_descriptor, ptr_hash_entry): New structures.
6156 (vec_desc_hash, vec_ptr_map): New static variables.
6157 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6158 register_overhead, free_overhead, vec_heap_free): New functions.
6159 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6160 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6161 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6164 2008-09-11 Ira Rosen <irar@il.ibm.com>
6166 PR tree-optimization/37474
6167 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6168 length of load permutation.
6170 2008-09-11 Andreas Schwab <schwab@suse.de>
6172 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6174 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6177 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6178 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6179 simplify_gen_subreg.
6181 2008-09-11 Ira Rosen <irar@il.ibm.com>
6183 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6186 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6189 * gimplify.c (gimplify_body): Call default_rtl_profile.
6192 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6193 instead of tok->val.node if not expanding to something else. Handle
6194 intervening CPP_PADDING tokens.
6195 (altivec_categorize_keyword): Remove unneeded comparisons.
6197 2008-09-10 Richard Guenther <rguenther@suse.de>
6199 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6201 2008-09-10 Richard Guenther <rguenther@suse.de>
6204 * tree-inline.c (insert_init_stmt): Make sure to not
6205 insert invalid gimple stores.
6207 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6209 PR tree-optimization/37388
6210 * toplev.c (process_options): Fail and warn when graphite
6211 flags are used, but the compiler has not been configured
6212 with graphite libraries.
6213 * graphite.c (graphite_transform_loops): Remove printfs
6214 to dump_file for the case when graphite is not available.
6216 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6219 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6220 the even element into register.
6221 (ix86_expand_vector_init_general): Don't use
6222 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6223 if we can't move from GPR to SSE register directly.
6225 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6227 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6228 not lose track of the number of NOPs needed. Number of NOPs needed
6229 for sync vs. loads workaround was switched; corrected. Run second
6230 pass for all workarounds. No NOPs needed after call insns. Change
6231 second pass to use find_next_insn_start and find_load helpers in order
6232 to properly detect parallel insns.
6233 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6235 2008-09-10 Jan Hubicka <jh@suse.cz>
6237 * value-prof.c (gimple_ic): Fix tuplification bug.
6238 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6241 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6243 PR tree-optimization/37353
6244 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6245 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6246 calls instead of cond_dead_built_in_calls.
6247 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6248 initalize the vector only before adding first entry. Use VEC_safe_push
6249 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6250 shrink_wrap_conditional_dead_built_in_calls call.
6252 2008-09-10 Ira Rosen <irar@il.ibm.com>
6254 PR tree-optimization/37385
6255 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6256 argument, and use it as a vector type if not NULL.
6257 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6259 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6260 additional argument.
6261 (vectorizable_load): Likewise.
6263 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6265 * config/i386/i386.md (SWI32): New mode iterator.
6266 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6269 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6271 PR rtl-optimization/37435
6272 * caller-save.c (insert_restore, insert_save): Check the mode by
6275 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6278 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6280 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6283 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6285 * doc/invoke.texi (ARM Options): Correct errors in discussion
6286 of -mfloat-abi, -mhard-float, and -msoft-float.
6288 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6289 Jan Hubicka <jh@suse.cz>
6292 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6293 calling gimple_regimplify_operands on it. Iterate over all newly
6294 added statements, not just the last one.
6295 (insert_init_stmt): Insert stmt into seq first, then call
6296 gimple_regimplify_operands on it. Don't create new gimplification
6297 context, nor find referenced vars.
6299 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6302 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6303 to pointer to vector pointer.
6304 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6305 propagate_info_to_inlined_callees): Likewise.
6306 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6307 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6308 ipa_check_create_edge_args.
6309 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6310 argument to pointer to vector pointer.
6311 (cgraph_decide_inlining_of_small_function): Adjust
6312 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6316 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6317 optimizing for size, not speed.
6319 PR rtl-optimization/37408
6320 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6321 if parm is promoted.
6323 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6325 PR tree-optimization/37375
6326 * tree-scalar-evolution.c (scev_info_str): Add field
6328 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6329 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6330 set_instantiated_value): Pass instantiated_below.
6331 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6333 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6334 the definitions are not instantiated.
6336 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6337 (block_before_loop): New.
6338 * tree-data-ref.c (dr_analyze_indices): Update uses of
6340 * graphite.c (block_before_scop): New.
6341 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6342 basic block, not a loop for determining the parameters.
6343 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6345 (idx_record_params, find_params_in_bb, find_scop_parameters,
6346 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6347 to instantiate_scev.
6349 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6351 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6355 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6357 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6358 Check zero freq and increase if necessary.
6360 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6362 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6363 regno is in the right range. Add comments.
6365 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6367 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6369 * mips-tfile.c (copy_object): Cast alloca result to int *.
6370 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6372 Rename class to sclass.
6373 (read_tfile): Cast read_seek return values to proper types.
6374 Cast xcalloc return value to proper type.
6376 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6378 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6379 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6380 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6382 2008-09-09 Jan Hubicka <jh@suse.cz>
6384 * profile.c (is_edge_inconsistent): Add debug output; ignore
6385 negative count on fake edges.
6386 (is_inconsistent): Add debug output.
6388 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6390 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6392 (choose_ready): When first insn is chosen from the ready list, also
6395 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6397 PR rtl-optimization/37360
6398 * haifa-sched.c (max_issue): Do not assert that we never issue more
6399 insns than issue_rate. Add comment.
6401 2008-09-09 Richard Guenther <rguenther@suse.de>
6403 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6404 (verify_types_in_gimple_call): Rename to ...
6405 (verify_gimple_call): ... this. Enhance.
6406 (verify_types_in_gimple_cond): Remove.
6407 (verify_gimple_comparison): New function ...
6408 (verify_types_in_gimple_assign): ... split out from here.
6409 (verify_types_in_gimple_return): Rename to ...
6410 (verify_gimple_return): ... this. Enhance.
6411 (verify_types_in_gimple_switch): Rename to ...
6412 (verify_gimple_switch): ... this. Enhance.
6413 (verify_gimple_goto): New function.
6414 (verify_types_in_gimple_phi): Rename to ...
6415 (verify_gimple_phi): ... this. Enhance.
6416 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6417 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6418 (verify_types_in_gimple_seq_2): Remove cases handled in
6419 verify_types_in_gimple_stmt.
6421 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6423 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6424 (push_multiple_operation, pop_multiple_operation): Set it.
6425 (workaround_rts_anomaly): New function.
6426 (workaround_speculation): New function, broken out of bfin_reorg.
6427 (bfin_reorg): Call the new functions.
6429 2008-09-09 Richard Guenther <rguenther@suse.de>
6433 * gimplify.c (gimplify_conversion): Change conversions of
6434 non-register type to VIEW_CONVERT_EXPRs.
6435 (gimplify_addr_expr): If we need to make the operand
6436 addressable make sure to use a properly initialized
6437 temporary for that so it gets a valid gimple store.
6439 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6441 * function.h (struct function): Add function_start_locus.
6442 * cfgexpand.c (gimple_expand_cfg): Use it.
6443 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6445 2008-09-09 Richard Guenther <rguenther@suse.de>
6447 PR tree-optimization/37433
6448 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6451 2008-09-09 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/37387
6454 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6455 and bits to a common type.
6457 2008-09-09 Nick Clifton <nickc@redhat.com>
6459 * config/v850/v850.md (return): Restore frame size restriction.
6461 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6463 * c-common.c (c_expand_decl): Remove.
6464 * c-common.h (anon_aggr_type_p): Remove prototype.
6465 (DECL_ANON_UNION_ELEMS): Remove.
6466 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6467 * c-decl.c (anon_aggr_type_p): Remove.
6468 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6469 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6470 * langhooks.h (struct lang_hooks): Remove expand_decl.
6471 * langhooks.c (lhd_expand_decl): Remove.
6472 * stmt.c (expand_anon_union_decl): Remove.
6473 * tree.h (expand_anon_union_decl): Remove prototype.
6475 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6478 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6480 * config/avr/avr.md (QISI): Define mode iterator.
6481 (negated_tst<mode>): Redefine as split using mode macro.
6482 (reversed_tstqi): Define insn as reversed compare with zero.
6483 (reversed_tsthi): Ditto.
6484 (reversed_tstsi): Ditto.
6486 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6489 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6490 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6493 * predict.c (optimize_function_for_size_p): Don't segfault if
6495 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6496 tree_swap_operands_p): Don't test cfun != NULL before calling
6497 optimize_function_for_s*_p.
6499 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6501 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6504 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6506 * crx/crx.h (IRA_COVER_CLASSES): Define.
6508 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6511 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6512 even when a stmt has been gimple_modified_p, but after fold_stmt is
6513 not any longer. Remove unneeded may_have_exposed_new_symbols
6516 2008-09-08 Richard Guenther <rguenther@suse.de>
6518 PR tree-optimization/37421
6519 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6522 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6525 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6527 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6530 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6531 * pa-hpux10.h (LINK_SPEC): Likewise.
6532 * pa-hpux11.h (LINK_SPEC): Likewise.
6534 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6536 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6537 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6539 2008-09-07 Helge Deller <deller@gmx.de>
6541 * pa/linux-atomic.c: New file.
6542 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6543 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6545 2008-09-07 Richard Guenther <rguenther@suse.de>
6546 Ira Rosen <irar@il.ibm.com>
6548 PR tree-optimization/36630
6549 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6550 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6552 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6553 Ira Rosen <irar@il.ibm.com>
6555 PR tree-optimization/35642
6556 * config/rs6000/altivec.md (mulv8hi3): Implement.
6558 2008-09-06 Jeff Law <law@redhat.com>
6560 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6562 2008-09-06 Jan Hubicka <jh@suse.cz>
6564 PR tree-optimization/14703
6565 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6567 * passes.c (init_optimization_passes): Recompute inline parameters.
6569 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6571 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6574 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6575 Peter Fuerst <post@pfrst.de>
6577 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6578 * doc/extend.texi: Document __builtin_mips_cache.
6579 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6580 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6581 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6582 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6583 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6584 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6585 (set_push_mips_isas): New variable.
6586 (mips_r10k_cache_barrier): New variable.
6587 (cache): New availability predicate.
6588 (mips_builtins): Add an entry for __builtin_mips_cache.
6589 (mips_build_cvpointer_type): New function.
6590 (MIPS_ATYPE_CVPOINTER): New macro.
6591 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6593 (r10k_simplified_address_p, r10k_simplify_address)
6594 (r10k_uncached_address_p, r10k_safe_address_p)
6595 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6596 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6597 (r10k_insert_cache_barriers): New functions.
6598 (mips_reorg_process_insns): Delete cache barriers after a
6599 branch-likely instruction.
6600 (mips_reorg): Call r10k_insert_cache_barriers.
6601 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6602 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6603 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6604 (mips_cache, r10k_cache_barrier): New define_insns.
6606 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6608 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6609 * ira-color.c (setup_allocno_left_conflicts_num): Use
6610 hard_reg_set_equal_p instead of a comparison with
6611 ira_zero_hard_reg_set.
6612 * ira.c (setup_reg_subclasses): Likewise.
6613 (setup_cover_and_important_classes): Likewise.
6614 (setup_class_translate): Likewise.
6615 (setup_reg_class_intersect_union): Likewise.
6616 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6617 (ira_init_once): Don't initialize them.
6619 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6621 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6623 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6625 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6627 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6629 Improved branch hints, safe hints, and scheduling.
6631 * haifa-sched.c (sched_emit_insn): Define.
6632 * sched-int.h (sched_emit_insn): Add prototype.
6633 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6634 -mhint-max-distance -msafe-hints): Document.
6635 * config/spu/spu.c (spu_flag_var_tracking): New.
6636 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6637 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6638 TARGET_ASM_FILE_START): Define.
6639 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6640 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6641 (spu_emit_branch_hint): Add blocks argument.
6642 (insert_branch_hints, insert_nops): Remove.
6643 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6644 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6645 spu_sched_reorder, asm_file_start): New functions.
6646 (clock_var, spu_sched_length, pipe0_clock,
6647 pipe1_clock, prev_clock_var, prev_priority,
6648 spu_ls_first, prev_ls_clock): New static variables.
6649 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6650 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6651 (nopn_nv): Add a non-volatile version of nop.
6652 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6653 -mhint-max-distance, -msafe-hints): New options.
6655 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6656 Samuel Tardieu <sam@rfc1149.net>
6658 * opts.c (decode_options): Combine nested if statements.
6661 * opts.c (decode_options): Handle more relationships among
6662 unit-at-a-time, toplevel-reorder, and section-anchors.
6664 2008-09-05 David Daney <ddaney@avtrex.com>
6666 * doc/install.texi (--enable-reduced-reflection): Document new option.
6668 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6670 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6672 (constantpool_operand): New.
6673 (move_operand): Disallow sub-word modes for the constant pool.
6674 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6675 (xtensa_secondary_reload_class): Replace with....
6676 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6677 Set icode for sub-word reloads from the constant pool.
6678 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6679 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6680 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6681 * config/xtensa/xtensa-protos.h: Update prototypes.
6683 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6685 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6686 (REG_CLASS_NAMES): Update.
6687 (REG_CLASS_CONTENTS): Update.
6688 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6689 of ALL_REGS for regs 77 and 78.
6690 * function.c (instantiate_virtual_regs_in_insn): Assert that
6691 return value of simplify_gen_subreg is not NULL.
6693 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6695 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6696 (gen_rtvec_v): Fix coding standards.
6698 2008-09-04 Jan Hubicka <jh@suse.cz>
6700 * i386.c (decide_alg): Be more conservative about optimizing for size.
6702 2008-09-04 Ian Lance Taylor <iant@google.com>
6704 * varasm.c (narrowing_initializer_constant_valid_p): New
6706 (initializer_constant_valid_p): Call it.
6708 2008-09-04 Jeff Law <law@redhat.com>
6710 * fold-const.c (native_encode_real): Fix computation of WORDS.
6711 (native_interpret_real): Likewise.
6713 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6715 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6717 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6719 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6720 that the cost is already taken into account in ira-costs.c
6722 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6724 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6725 ira_debug_copies): New.
6726 (ira_bulid): Call print_copies.
6728 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6730 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6733 * config/rs6000/rs6000.c (optimization_options): Remove check of
6734 flag_toplevel_order.
6736 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6738 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6739 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6740 second operand is a reg_imm10_operand.
6741 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6742 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6743 (*seq_<GPR:mode><GPR2:mode>): Rename to
6744 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6746 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6747 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6749 (*sne_<GPR:mode><GPR2:mode>): Rename to
6750 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6753 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6755 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6756 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6757 combining an arithmetic right shift by more than 31 and a
6758 trunction. Don't match for out-of-range shift amounts. Set
6759 attribute mode to <MODE>.
6760 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6761 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6762 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6763 shifts by less than 32.
6764 (extv): Change predicate on first operand to accept registers.
6765 Change predicate of the other operands from immediate_operand to
6766 const_int_operand. Expand exts when source is a register.
6767 (extzv): Change predicate of the constant operands from
6768 immediate_operand to const_int_operand.
6769 (extzv<mode>): Change predicate of the constant operands from
6770 immediate_operand to const_int_operand and no constraint. Also
6772 (*extzv_trunc<mode>_exts): New pattern.
6774 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6776 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6777 * config/mips/mips-protos.h (mask_low_and_shift_p,
6778 mask_low_and_shift_len): Declare.
6779 * config/mips/mips.c (mask_low_and_shift_p,
6780 mask_low_and_shift_len): New functions.
6781 (mips_print_operand): Handle new operand prefix "m".
6782 * config/mips/mips.md (*cins<mode>): New pattern.
6784 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6786 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6787 optimizing for size.
6789 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6791 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6792 regardless of epilogue_completed.
6794 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6797 * ira-lives.c (process_bb_node_lives): Check setjmp.
6799 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6802 * ira-build.c (form_loop_tree): Reverse BB walk.
6803 (create_bb_allocnos): Likewise.
6804 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6805 (mark_reg_store): Rename to...
6806 (mark_ref_live): ...this and take a df_ref argument instead of
6807 note_stores arguments. Assert that we have a register.
6808 (mark_reg_clobber): Delete.
6809 (def_conflicts_with_inputs_p): New function.
6810 (mark_reg_conflicts): Delete.
6811 (mark_reg_death): Rename to...
6812 (mark_ref_dead): ...this and take a df_ref argument instead of
6813 a register. Assert that we have a register.
6814 (process_bb_node_lives): Hoist frequency calculation out of
6815 instruction walk. Convert from a forwards scan to a backwards scan.
6816 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6817 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6818 (create_allocno_live_ranges): Don't create regs_set.
6820 2008-09-04 Ian Lance Taylor <iant@google.com>
6822 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6823 or REG_LABEL_TARGET.
6824 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6825 comparing MODE with MEM.
6826 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6827 comparing with GF_PREDICT_TAKEN.
6828 (gimple_get_lhs): Change code to enum gimple_code.
6829 (gimple_set_lhs): Likewise.
6830 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6831 * omp-low.c (find_omp_clause): Change kind parameter to enum
6833 * tree-flow.h (find_omp_clause): Update declaration.
6834 * regrename.c (clear_dead_regs): Change kind parameter to enum
6836 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6838 * see.c (see_get_extension_data): Change return type to enum
6839 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6840 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6841 (see_gen_normalized_extension): Change extension_code parameter to
6843 (see_seek_pre_extension_expr): Change extension_code to enum
6845 (see_merge_one_def_extension): Likewise.
6846 (see_handle_relevant_defs): Likewise.
6847 (see_handle_relevant_uses): Likewise.
6848 (see_analyze_one_def): Likewise.
6849 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6850 GIMPLE_ASM rather than ASM_EXPR.
6851 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6852 GIMPLE_RETURN rather than RETURN_EXPR.
6853 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6854 (evaluate_stmt): Likewise.
6855 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6856 to enum vect_relevant.
6857 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6858 compare gimple codes with tree codes.
6860 2008-09-04 Paul Brook <paul@codesourcery.com>
6862 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6864 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6866 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6867 pointer check lost in the recent no-unit-at-a-time patch.
6869 2008-09-04 Jan Hubicka <jh@suse.cz>
6872 * tree-switch-conversion.c (check_final_bb): Accept only IP
6875 2008-09-04 Jan Hubicka <jh@suse.cz>
6877 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6879 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6880 using_ranges argument.
6881 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6882 (vrp_visit_cond_stmt): Update call of
6883 vrp_evaluate_conditional_warnv_with_ops
6885 2008-09-04 Jan Hubicka <jh@suse.cz>
6887 PR tree-optimization/37345
6888 PR tree-optimization/37358
6889 PR tree-optimization/37357
6890 * tree.c (build_function_type_skip_args): Build distinct type copy;
6892 (build_function_decl_skip_args): Set type of new decl not orig decl;
6893 clear DECL_VINDEX for methods turned into functions.
6895 2008-09-04 Nick Clifton <nickc@redhat.com>
6897 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6898 * configure: Regenerate.
6899 * config.in: Regenerate.
6900 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6901 alignment field, if it is supported.
6903 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6905 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6908 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6910 * config/rs6000/rs6000.c (processor_target_table): Do not
6911 enable VMX for POWER6.
6913 2008-09-03 Anton Blanchard <anton@samba.org>
6915 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6916 emit memory barrier before operation.
6918 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6921 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6922 default_elf_asm_output_external.
6924 2008-09-03 Jeff Law <law@redhat.com>
6926 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6928 2008-09-03 Richard Henderson <rth@redhat.com>
6930 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6931 memory barrier to below the test-and-set.
6932 (alpha_split_lock_test_and_set_12): Likewise.
6934 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6938 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6941 * ira-color.c (print_loop_title): Use all_allocnos.
6942 (color_pass): Ditto. Don't add border_allocnos. Check that
6943 subloop allocno in the correspdoning bitmap all_allocnos.
6945 * ira-emit.c (change_loop): Use all_allocnos.
6947 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6948 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6949 (create_cap_allocno): Remove setting mentioned_allocnos.
6950 (create_insn_allocnos): Ditto.
6951 (remove_unnecessary_allocnos): Use all_allocnos.
6952 (check_allocno_creation): Check that allocnos are in the
6953 corresponding bitmap all_allocnos.
6955 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6959 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6960 (process_regs_for_copy): Process subregs. Refine check when cost
6961 is taken into account in ira-costs.c.
6962 (process_reg_shuffles): Use REG_SUBREG_P.
6963 (add_insn_allocno_copies): Ditto. Ignore modes.
6965 * ira-color.c (conflict_allocno_vec): New.
6966 (COST_HOP_DIVISOR): New macro.
6967 (update_copy_costs_1): Use it.
6968 (update_conflict_hard_regno_costs): New function.
6969 (assign_hard_reg): Use it.
6970 (ira_color): Allocate and free conflict_allocno_vec.
6972 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6976 * ira-int.h (ira_sort_insn_chain): Remove.
6978 * ira.c (basic_block_order_nums, chain_insn_order,
6979 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6980 (ira): Don't call ira_sort_insn_chain.
6982 * reload1.c (reload): Don't call ira_sort_insn_chain.
6984 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6987 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6988 which become non throw.
6989 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6990 update_call_expr after updating the flags on the decl.
6992 2008-09-03 Jan Hubicka <jh@suse.cz>
6994 PR tree-optimization/37315
6995 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6996 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6997 (cgraph_analyze_functions): Use node->analyzed
6998 (cgraph_mark_functions_to_output): Likewise.
6999 (cgraph_expand_function): All functions can be released after
7001 (cgraph_optimize): Use gimple_has_body_p.
7002 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
7003 (cgraph_decide_inlining_incrementally): Likewise.
7004 (inline_transform): Inline transform.
7005 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
7007 (inlinable_function_p): Drop gimple_body check.
7008 (expand_call_inline): Use gimple_has_body_p.
7009 * gimple.c (gimple_has_body_p): New.
7010 * gimple.h (gimple_has_body_p): Add prototype.
7011 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
7012 (dump_function_to_file): Use gimple_has_body_p check.
7014 2008-09-03 Jakub Jelinek <jakub@redhat.com>
7017 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
7019 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
7021 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7023 From Michael Frysinger <michael.frysinger@analog.com>
7024 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
7025 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
7028 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
7031 * doc/extend.texi: Document picoChip builtin functions.
7032 * doc/invoke.texi: Document picoChip options.
7033 * doc/contrib.texi: Add picoChip contribution.
7034 * doc/md.texi: Document picoChip constraints.
7035 * config.gcc: Add picochip-*-*.
7036 * config/picochip/: Add new port.
7038 2008-09-03 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/37328
7041 * tree-sra.c (sra_build_assignment): Gimplify properly.
7042 (generate_copy_inout): Take the correct stmt as definition,
7043 remove bogus assert.
7045 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7047 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
7050 From Michael Frysinger <michael.frysinger@analog.com>
7051 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
7053 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
7055 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
7056 (__gthread_setspecific): Revert 2008-08-31 change to
7057 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
7059 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
7061 * diagnostic.c (error_at): New.
7062 * toplev.h (error_at): New prototype.
7063 * c-typeck.c (build_array_ref): Call error_at instead of error.
7064 Pass location to pedwarn.
7066 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
7068 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
7070 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7072 * dwarf2out.c (tree_add_const_value_attribute): Only handle
7073 VAR_DECL and CONST_DECL.
7075 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7076 Jakub Jelinek <jakub@redhat.com>
7078 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
7079 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
7080 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
7081 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
7082 Don't set ix86_save_varrargs_registers.
7083 (ix86_setup_incoming_varargs): Assume cum != NULL.
7084 (ix86_va_start): Check ix86_varargs_gpr_size and
7085 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
7086 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
7087 from frame pointer if ix86_varargs_gpr_size == 0.
7088 (ix86_compute_frame_layout): Updated.
7089 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
7090 (ix86_varargs_gpr_size): Define.
7091 (ix86_varargs_fpr_size): Likewise.
7092 (machine_function): Remove save_varrargs_registers.
7093 Add varargs_gpr_size and varargs_fpr_size.
7095 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7097 * config/alpha/alpha.c (va_list_skip_additions,
7098 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
7099 (alpha_gimplify_va_arg): Call unshare_expr on second use of
7102 PR tree-optimization/36766
7103 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
7104 for already removed basic blocks.
7107 * real.c (real_maxval): Clear a lower bit to make real_maxval
7108 match get_max_float for IBM long double format.
7110 2008-09-02 Andreas Schwab <schwab@suse.de>
7112 * configure.ac: Use m4_quote to quote the expansion of m4_do.
7113 * configure: Regenerate.
7115 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
7117 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
7118 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
7119 checking for a non-VOID CONSTANT_P.
7121 2008-09-02 Jan Hubicka <jh@suse.cz>
7123 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
7124 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
7127 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7129 * expr.c (emit_group_store): Don't assert stack temp mode size.
7131 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
7132 Tobias Grosser <grosser@fim.uni-passau.de>
7133 Jan Sjodin <jan.sjodin@amd.com>
7134 Harsha Jagasia <harsha.jagasia@amd.com>
7135 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7136 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7137 Adrien Eliche <aeliche@isty.uvsq.fr>
7139 Merge from graphite branch.
7142 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7143 * doc/invoke.texi (-floop-block, -floop-interchange,
7144 -floop-strip-mine): Document new flags.
7145 * tree-into-ssa.c (gimple_vec): Moved...
7146 * tree-loop-distribution.c (rdg_component): Moved...
7147 * cfgloopmanip.c: Include tree-flow.h.
7148 (update_dominators_in_loop): New.
7149 (create_empty_if_region_on_edge): New.
7150 (create_empty_loop_on_edge): New.
7151 (loopify): Use update_dominators_in_loop.
7152 * tree-pass.h (pass_graphite_transforms): Declared.
7153 * configure: Regenerate.
7154 * tree-phinodes.c (make_phi_node): Export.
7155 (add_phi_node_to_bb): New, split from create_phi_node.
7156 * tree-chrec.c (for_each_scev_op): New.
7157 * tree-chrec.h (for_each_scev_op): Declared.
7158 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7159 (remove_statement): Call get_phi_with_result.
7160 * config.in (HAVE_cloog): Undef.
7161 * gdbinit.in (pgg): New.
7162 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7163 * tree-ssa-loop.c (graphite_transforms): New.
7164 (gate_graphite_transforms): New.
7165 (pass_graphite_transforms): New.
7166 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7167 HAVE_cloog): Defined.
7168 * tree-vectorizer.c (rename_variables_in_bb): Export.
7169 * tree-data-ref.c (dr_may_alias_p): Export.
7170 (stmt_simple_memref_p): New.
7171 (find_data_references_in_stmt): Export.
7172 (find_data_references_in_loop): Export.
7173 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7174 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7175 (create_rdg_vertices): Export.
7176 (build_empty_rdg): New.
7177 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7178 * tree-data-ref.h (rdg_component): ... here.
7180 (struct data_reference): Add a field scop.
7182 (find_data_references_in_loop): Declared.
7183 (find_data_references_in_stmt): Declared.
7184 (create_rdg_vertices): Declared.
7185 (dr_may_alias_p): Declared.
7186 (stmt_simple_memref_p): Declared.
7187 (struct rdg_edge): Add a field ddr_p relation.
7188 (build_empty_rdg): Declared.
7189 * lambda.h (lambda_matrix): Declare a VEC of.
7190 (find_induction_var_from_exit_cond): Declared.
7191 (lambda_vector_compare): New.
7192 * common.opt (fgraphite, floop-strip-mine,
7193 floop-interchange, floop-block): New flags.
7194 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7195 * cfgloop.c (is_loop_exit): New.
7196 * cfgloop.h (is_loop_exit): Declared.
7197 (create_empty_if_region_on_edge): Declared.
7198 (create_empty_loop_on_edge): Declared.
7199 * tree-flow.h (add_phi_node_to_bb): Declared.
7200 (make_phi_node): Declared.
7201 (rename_variables_in_bb): Declared.
7202 (perfect_loop_nest_depth): Declared.
7203 (graphite_transform_loops): Declared.
7204 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7205 (graphite.o-warn): Add -Wno-error.
7206 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7207 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7208 (INCLUDES): Add PPLINC, CLOOGINC.
7209 (OBJS-common): Add graphite.o.
7210 (graphite.o): Add rule.
7211 * gimple.h (gimple_vec): ... here.
7212 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7213 * passes.c (init_optimization_passes): Schedule
7214 pass_graphite_transforms.
7216 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7219 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7220 and -fno-toplevel-reorder after handle_options.
7222 2008-09-02 Paul Brook <paul@codesourcery.com>
7224 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7225 (arm_override_options): Set arm_tune_cortex_a9.
7226 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7227 (arm_issue_rate): Handle cortexa9.
7228 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7229 * config/arm/arm-cores.def: Add cortex-a9.
7230 * config/arm/arm-tune.md: Regenerate.
7231 * config/arm/arm.md: Include cortex-a9.md.
7232 (generic_sched, generic_vfp): Add cortexa9.
7233 * config/arm/cortex-a9.md: New file.
7235 2008-09-02 Richard Guenther <rguenther@suse.de>
7237 PR tree-optimization/37327
7238 * tree-vrp.c (register_new_assert_for): Make sure to not have
7239 TREE_OVERFLOW set on the bound.
7241 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7243 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7245 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7246 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7249 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7251 * gcc/config/spu/spu.md (divdf3): Removed.
7253 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7255 PR tree-optimization/37095
7256 * cgraph.c (cgraph_node): When creating new cgraph node after
7257 assembler_name_hash has been populated, record it in the hash
7260 2008-09-01 Paul Brook <paul@codesourcery.com>
7262 * doc/invoke.texi: Document -mword-relocations.
7263 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7264 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7265 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7266 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7267 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7268 (arm_emit_movpair): New function.
7269 (arm_print_operand <c>): Handle sybolic addresses.
7270 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7271 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7272 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7273 * config/arm/arm.opt: Add -mword-relocations.
7274 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7275 (arm_movt, arm_movw): New.
7277 2008-09-01 Paul Brook <paul@codesourcery.com>
7279 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7280 Allow Interworking on ARMv4 EABI based targets.
7281 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7282 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7284 2008-09-01 Paul Brook <paul@codesourcery.com>
7286 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7287 optimized LT0 test. Remove optimization for GT.
7289 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7291 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7292 openmp applications.
7293 * pa-hpux11.h (LIB_SPEC): Likewise.
7295 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7298 2008-09-01 Jan Hubicka <jh@suse.cz>
7300 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7301 present, use only counts; when guessed use only frequencies.
7302 (estimate_bb_frequencies): Use function_frequency.
7303 * profile.c (compute_branch_probabilities): Exit early when
7304 profile reading failed. Set profile_status.
7305 (branch_prob): Do not set profile_status.
7307 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7309 * tree.c (protected_set_expr_location): New.
7310 * tree.h (protected_set_expr_location): New prototype.
7311 * c-tree.h (build_array_ref): Add argument.
7312 (parser_build_unary_op): Same.
7313 * c-typeck.c (build_indirect_ref): Handle new location argument.
7314 (build_array_ref): Same.
7315 (parser_build_unary_op): Same.
7316 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7318 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7320 * c-common.c (finish_label_address_expr): Handle new location argument.
7321 * c-common.h (build_indirect_ref): Add argument.
7322 (finish_label_address_expr): Same.
7323 * c-parser.c (c_parser_unary_expression): Pass location to build
7325 (c_parser_postfix_expression): Same.
7327 2008-09-01 Paul Brook <paul@codesourcery.com>
7329 * config/arm/arm.md: Include cortex-r4f.md.
7330 (attr fpu): Update type list.
7331 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7332 fconstd, fcmps and fcmpd.
7333 (attr tune_cortexr4): Define.
7334 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7335 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7336 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7337 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7338 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7339 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7340 cortex_a8_vfp_farith: Ditto.
7341 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7342 * config/arm/cortex-r4.md: Use tune_cortexr4.
7343 * config/arm/cortex-r4f.md: New file.
7345 2008-09-01 Richard Guenther <rguenther@suse.de>
7347 PR tree-optimization/37305
7348 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7349 the result of constant conversions.
7350 (fold_gimple_assign): Likewise.
7352 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7354 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7355 #ifdef ENABLE_CHECKING.
7357 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7359 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7360 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7361 when !INSN_SCHEDULING.
7363 2008-09-01 Andreas Schwab <schwab@suse.de>
7365 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7367 2008-09-01 Paul Brook <paul@codesourcery.com>
7369 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7371 2008-09-01 Jan Hubicka <jh@suse.cz>
7373 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7375 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7377 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7378 * gimplify.c (gimplify_init_constructor): Add speed operand.
7379 * tree-sra.c (decide_block_copy): Likewise.
7380 * tree-inline.c (estimate_move_cost): Likewise.
7381 * config/alpha/alpha.h (MOVE_RATIO): Update.
7382 * config/frv/frv.c (MOVE_RATIO): Update.
7383 * config/spu/spu.h (MOVE_RATIO): Update.
7384 * config/sparc/sparc.h (MOVE_RATIO): Update.
7385 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7386 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7387 * config/cris/cris.h (MOVE_RATIO): Update.
7388 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7389 * config/arm/arm.h (MOVE_RATIO): Update.
7390 * config/pa/pa.md: Update uses of MOVE_RATIO
7391 * config/pa/pa.h (MOVE_RATIO): Update.
7392 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7393 CLEAR_RATIO, SET_RATIO): Update.
7394 * config/h8300/h8300.h (MOVE_RATIO): Update.
7395 * config/v850/v850.h (MOVE_RATIO): Update.
7396 * config/bfin/bfin.h (MOVE_RATIO): Update.
7398 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7399 Dmitry Melnik <dm@ispras.ru>
7400 Dmitry Zhurikhin <zhur@ispras.ru>
7401 Alexander Monakov <amonakov@ispras.ru>
7402 Maxim Kuvyrkov <maxim@codesourcery.com>
7404 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7405 sel-sched-dump.c, sel-sched-ir.c: New files.
7406 * Makefile.in (OBJS-common): Add selective scheduling object files.
7407 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7408 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7409 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7410 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7411 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7412 (make_forwarder_block): Update loop latch if we have redirected
7413 the loop latch edge.
7414 * cfgloop.c (get_loop_body_in_custom_order): New function.
7415 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7416 (CP_FALLTHRU_PREHEADERS): Likewise.
7417 (get_loop_body_in_custom_order): Declare.
7418 * cfgloopmanip.c (has_preds_from_loop): New.
7419 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7420 Assert that the preheader edge will be fall thru when it is set.
7421 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7422 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7423 fsel-sched-substitution, fselective-scheduling): New flags.
7424 * cse.c (hash_rtx_cb): New.
7426 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7427 sel_sched_insn_cnt): New counters.
7428 * final.c (compute_alignments): Export. Free dominance
7429 info after loop_optimizer_finalize.
7430 * genattr.c (main): Output maximal_insn_latency prototype.
7431 * genautomata.c (output_default_latencies): New.
7432 Factor its code from ...
7433 (output_internal_insn_latency_func): ... here.
7434 (output_internal_maximal_insn_latency_func): New.
7435 (output_maximal_insn_latency_func): New.
7436 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7437 (struct hard_reg_set_iterator): New.
7438 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7439 hard_reg_set_iter_next): New functions.
7440 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7441 * lists.c (remove_free_INSN_LIST_node,
7442 remove_free_EXPR_LIST_node): New functions.
7443 * loop-init.c (loop_optimizer_init): When
7444 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7445 calling create_preheaders.
7446 (loop_optimizer_finalize): Do not verify flow info after reload.
7447 * recog.c (validate_replace_rtx_1): New parameter simplify.
7448 Default it to true. Update all uses. Factor out simplifying
7450 (simplify_while_replacing): ... this new function.
7451 (validate_replace_rtx_part,
7452 validate_replace_rtx_part_nosimplify): New.
7453 * recog.h (validate_replace_rtx_part,
7454 validate_replace_rtx_part_nosimplify): Declare.
7455 * rtl.c (rtx_equal_p_cb): New.
7456 (rtx_equal_p): Use it.
7457 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7458 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7459 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7460 * vecprim.h: Add a vector type for unsigned int.
7461 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7462 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7463 ready_try, cycle_issued_insns, spec_info): Make global.
7464 (readyp): Initialize.
7465 (dfa_lookahead): New global variable.
7466 (old_max_uid, old_last_basic_block): Remove.
7467 (h_i_d): Make it a vector.
7468 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7470 (after_recovery, adding_bb_to_current_region_p):
7471 New variables to handle correct insertion of the recovery code.
7472 (struct ready_list): Move declaration to sched-int.h.
7473 (rgn_n_insns): Removed.
7474 (rtx_vec_t): Move to sched-int.h.
7475 (find_insn_reg_weight): Remove.
7476 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7477 (haifa_init_h_i_d, haifa_finish_h_i_d):
7478 New functions to initialize / finalize haifa instruction data.
7479 (extend_h_i_d, init_h_i_d): Rewrite.
7480 (unlink_other_notes): Move logic to add_to_note_list. Handle
7481 selective scheduler.
7482 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7483 find_fallthru_edge): Make global, remove static prototypes.
7484 (max_issue): Make global. Add privileged_n and state parameters. Use
7486 (extend_global, extend_all): Removed.
7487 (init_before_recovery): Add new param. Fix the handling of the case
7488 when we insert a recovery code before the EXIT which has a predecessor
7489 with a fallthrough edge to it.
7490 (create_recovery_block): Make global. Rename to
7491 sched_create_recovery_block. Update.
7492 (change_pattern): Rename to sched_change_pattern. Make global.
7493 (speculate_insn): Rename to sched_speculate_insn. Make global.
7494 Split haifa-specific functionality into ...
7495 (haifa_change_pattern): New static function.
7496 (sched_extend_bb): New static function.
7497 (sched_init_bbs): New function.
7498 (current_sched_info): Change type to struct haifa_sched_info.
7499 (insn_cost): Adjust for selective scheduling.
7500 (dep_cost_1): New function. Move logic from ...
7501 (dep_cost): ... here.
7502 (dep_cost): Use dep_cost_1.
7503 (contributes_to_priority_p): Use sched_deps_info instead of
7505 (priority): Adjust to work with selective scheduling. Process the
7506 corner case when all dependencies don't contribute to priority.
7507 (rank_for_schedule): Use ds_weak instead of dep_weak.
7508 (advance_state): New function. Move logic from ...
7509 (advance_one_cycle): ... here.
7510 (add_to_note_list, concat_note_lists): New functions.
7511 (rm_other_notes): Make static. Adjust for selective scheduling.
7512 (remove_notes, restore_other_notes): New functions.
7513 (move_insn): Add two arguments. Update assert. Don't call
7515 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7516 Remove more_issue, max_points. Move the code to initialize
7517 max_lookahead_tries to max_issue.
7518 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7519 ready. Adjust use of move_insn. Call restore_other_notes.
7521 (sched_init, sched_finish): Move Haifa-specific initialization/
7523 (haifa_sched_init, haifa_sched_finish): ... respectively.
7525 (setup_sched_dump): New function.
7526 (haifa_init_only_bb): New static function.
7527 (haifa_speculate_insn): New static function.
7528 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7529 (extend_ready, extend_all): Remove.
7530 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7531 (create_check_block_twin, add_to_speculative_block): Use
7532 haifa_insns_init instead of extend_global. Update to use new
7533 initialization functions. Change parameter. Factor out code from
7534 create_check_block_twin to ...
7535 (sched_create_recovery_edges) ... this new function.
7536 (add_block): Remove.
7537 (sched_scan_info): New.
7538 (extend_bb): Use sched_scan_info.
7539 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7540 static functions for walking through scheduling region.
7541 (sched_luids): New vector variable to replace uid_to_luid.
7542 (luids_extend_insn): New function.
7543 (sched_max_luid): New variable.
7544 (luids_init_insn): New function.
7545 (sched_init_luids, sched_finish_luids): New functions.
7546 (insn_luid): New debug function.
7547 (sched_extend_target): New function.
7548 (haifa_init_insn): New static function.
7549 (sched_init_only_bb): New hook.
7550 (sched_split_block): New hook.
7551 (sched_split_block_1): New function.
7552 (sched_create_empty_bb): New hook.
7553 (sched_create_empty_bb_1): New function.
7554 (common_sched_info, ready): New global variables.
7555 (current_sched_info_var): Remove.
7556 (move_block_after_check): Use common_sched_info.
7557 (haifa_luid_for_non_insn): New static function.
7558 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7559 (increase_insn_priority): New.
7560 * modulo-sched.c (issue_rate): Remove static declaration.
7561 (sms_sched_info): Change type to haifa_sched_info.
7562 (sms_sched_deps_info, sms_common_sched_info): New variables.
7563 (setup_sched_infos): New.
7564 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7565 Do not call regstat_free_calls_crossed.
7566 (sms_print_insn): Use const_rtx.
7567 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7568 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7569 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7570 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7571 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7572 current_sched_info to use it.
7573 (enum reg_pending_barrier_mode): Move to sched-int.h.
7574 (h_d_i_d): New variable. Initialize to NULL.
7575 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7577 (estimate_dep_weak): Remove static declaration.
7578 (sched_has_condition_p): New function. Adjust users of
7579 sched_get_condition to use it instead.
7580 (conditions_mutex_p): Add arguments indicating which conditions are
7582 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7583 argument to indicate whether returned condition is reversed. Do not
7584 generate new rtx when condition should be reversed; indicate it by
7585 setting new argument instead.
7586 (add_dependence_list_and_free): Add deps parameter.
7587 Update all users. Do not free dependence list when
7588 deps context is readonly.
7589 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7591 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7592 (remove_from_deps): New. Use the above functions.
7593 (cur_insn, can_start_lhs_rhs_p): New static variables.
7594 (add_or_update_back_dep_1): Initialize present_dep_type.
7595 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7596 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7597 haifa_note_dep): New functions implementing dependence hooks for
7598 the Haifa scheduler.
7599 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7600 note_dep): New functions.
7601 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7603 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7604 (free_deps): Initialize deps->reg_last.
7605 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7606 sched_analyze_insn): Update to use dependency hooks infrastructure
7607 and readonly contexts.
7608 (deps_analyze_insn): New function. Move part of logic from ...
7609 (sched_analyze): ... here. Also move some logic to ...
7610 (deps_start_bb): ... here. New function.
7611 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7613 (sched_deps_init): New function. Move code from ...
7614 (init_dependency_caches): ... here. Remove.
7615 (init_deps_data_vector): New.
7616 (sched_deps_finish): New function. Move code from ...
7617 (free_dependency_caches): ... here. Remove.
7618 (init_deps_global, finish_deps_global): Adjust for use with
7619 selective scheduling.
7620 (get_dep_weak): Move logic to ...
7621 (get_dep_weak_1): New function.
7622 (ds_merge): Move logic to ...
7623 (ds_merge_1): New static function.
7624 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7625 (ds_get_max_dep_weak): New function.
7626 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7627 (n_insns): Rename to rgn_n_insns.
7628 (debug_ebb_dependencies): New function.
7629 (init_ready_list): Use it.
7630 (begin_schedule_ready): Use sched_init_only_bb.
7631 (ebb_print_insn): Indicate when an insn starts a new cycle.
7632 (contributes_to_priority, compute_jump_reg_dependencies,
7633 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7634 (add_block1): Remove to ebb_add_block.
7635 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7636 (schedule_ebb): Initialize them. Use remove_notes instead of
7637 rm_other_notes. Use haifa_local_init/finish.
7638 (schedule_ebbs): Use haifa_sched_init/finish.
7639 * sched-int.h: Include vecprim.h, remove rtl.h.
7640 (struct ready_list): Delete declaration.
7641 (sched_verbose_param, enum sched_pass_id_t,
7642 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7643 (struct sched_scan_info_def): New structure.
7644 (sched_scan_info, sched_scan, sched_init_bbs,
7645 sched_init_luids, sched_finish_luids, sched_extend_target,
7646 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7647 (struct common_sched_info_def): New.
7648 (common_sched_info, haifa_common_sched_info,
7649 sched_emulate_haifa_p): Declare.
7651 (sched_luids): Declare.
7652 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7653 (sched_max_luid, insn_luid): Declare.
7654 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7655 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7656 print_insn, print_pattern, print_value, haifa_classify_insn,
7657 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7658 setup_sched_dump, sched_init, sched_finish,
7659 sel_insn_is_speculation_check): Export.
7660 (struct ready_list): Move from haifa-sched.c.
7661 (ready_try, ready, max_issue): Export.
7662 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7663 sched_init_only_bb, sched_split_block, sched_split_block_1,
7664 sched_create_empty_bb, sched_create_empty_bb_1,
7665 sched_create_recovery_block, sched_create_recovery_edges): Export.
7666 (enum reg_pending_barrier_mode): Export.
7667 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7669 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7670 print_insn field. Move add_block and fix_recovery_cfg to
7671 common_sched_info_def. Move compute_jump_reg_dependencies,
7673 (struct sched_deps_info_def): ... this new structure.
7674 (sched_deps_info): Declare.
7675 (struct spec_info_def): Remove weakness_cutoff, add
7676 data_weakness_cutoff and control_weakness_cutoff.
7677 (spec_info): Declare.
7678 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7680 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7681 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7682 (current_sched_info): Change type to struct haifa_sched_info.
7683 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7684 (h_d_i_d): New variable.
7685 (HDID): New accessor macro.
7686 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7687 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7689 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7690 (enum SCHED_FLAGS): Update for selective scheduler.
7691 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7692 (init_dependency_caches, free_dependency_caches): Delete declarations.
7693 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7694 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7695 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7696 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7697 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7699 (rm_other_notes): Delete declaration.
7700 (schedule_block): Remove one argument.
7701 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7702 ready_element, ready_lastpos, sched_extend_ready_list,
7703 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7704 concat_note_lists): Export.
7705 (struct region): Move from sched-rgn.h.
7706 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7707 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7708 BLOCK_TO_BB, CONTAINING_RGN): Export.
7709 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7710 (current_nr_blocks, current_blocks, target_bb): Likewise.
7711 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7712 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7713 sched_rgn_local_init, extend_regions,
7714 rgn_make_new_region_out_of_new_block, compute_priorities,
7715 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7716 extend_rgns, deps_join rgn_setup_common_sched_info,
7717 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7718 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7719 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7720 increase_insn_priority): Likewise.
7721 * sched-rgn.c: Include sel-sched.h.
7722 (ref_counts): New static variable. Use it ...
7723 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7724 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7725 (sched_is_disabled_for_current_region_p): Delete static declaration.
7726 (struct region): Move to sched-int.h.
7727 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7728 ebb_head): Define and initialize.
7729 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7730 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7731 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7733 (find_single_block_region): Add new argument to indicate that EBB
7734 regions should be constructed.
7735 (debug_live): Delete declaration.
7736 (current_nr_blocks, current_blocks, target_bb):
7737 Remove static qualifiers.
7738 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7740 (init_regions): Delete declaration.
7741 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7742 rgn_estimate_number_of_insns): New.
7743 (too_large): Use estimate_number_of_insns.
7744 (haifa_find_rgns): New. Move the code from ...
7745 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7746 (free_trg_info): New.
7747 (compute_trg_info): Allocate candidate tables here instead of ...
7748 (init_ready_list): ... here.
7749 (rgn_print_insn): Use const_rtx.
7750 (contributes_to_priority, extend_regions): Delete static declaration.
7751 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7752 (add_block1): Rename to rgn_add_block.
7753 (debug_rgn_dependencies): Delete static qualifier.
7754 (new_ready): Use sched_deps_info. Simplify.
7755 (rgn_common_sched_info, rgn_const_sched_deps_info,
7756 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7758 (region_sched_info): Rename to rgn_const_sched_info.
7759 (deps_join): New, extracted from ...
7760 (propagate_deps): ... here.
7761 (compute_block_dependences, debug_dependencies): Update for selective
7763 (free_rgn_deps, compute_priorities): New functions.
7764 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7765 sched_rgn_compute_dependencies): New functions.
7766 (schedule_region): Use them.
7767 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7768 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7770 (schedule_insns): Call new functions that were split out.
7771 (rgn_make_new_region_out_of_new_block): New.
7772 (get_rgn_sched_max_insns_priority): New.
7773 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7774 scheduling when appropriate.
7775 * sched-vis.c: Include insn-attr.h.
7776 (print_value, print_pattern): Make global.
7777 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7778 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7779 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7780 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7781 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7782 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7783 hooks. Initialize them to 0.
7784 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7785 * target.h (struct gcc_target): Add them. Rename gen_check field to
7787 * flags.h (sel_sched_switch_set): Declare.
7788 * opts.c (sel_sched_switch_set): New variable.
7789 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7790 pipelining is disabled from command line.
7791 (common_handle_option): Record whether selective scheduling is
7792 requested from command line.
7793 * doc/invoke.texi: Document new flags and parameters.
7794 * doc/tm.texi: Document new target hooks.
7795 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7797 (dfa_state_size): Do not declare locally.
7798 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7799 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7800 rs6000_alloc_sched_context, rs6000_set_sched_context,
7801 rs6000_free_sched_context): New functions.
7802 (struct _rs6000_sched_context): New.
7803 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7805 (rs6000_sched_finish): Do not run for selective scheduling.
7807 2008-08-31 Jan Hubicka <jh@suse.cz>
7809 * frv.c (frv_rtx_costs): Update forward declaration.
7810 * spu.c (spu_rtx_costs): Likewise.
7811 * pdp11.c: Include df.h
7812 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7813 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7814 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7815 * iq2000.c (iq2000_address_cost): Add speed argument.
7816 (iq2000_rtx_costs): Likewise.
7817 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7818 update call of mn10300_address_cost.
7819 * mcore.c: Include df.h
7820 (mcore_rtx_costs): Update prototype.
7821 * score3.c: Include df.h
7822 (score3_rtx_costs): Remove speed argument.
7823 * score7.c: Include df.h
7824 (score7_address_cost): Remove speed argument.
7825 * score-protos.h (score_address_cost): Update prototype.
7826 * score.c: Include df.h
7827 (score_rtx_costs): Update call of costs functions.
7828 * v850.c (v850_rtx_costs): Add bool argument.
7830 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7832 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7834 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7836 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7837 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7839 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7841 * mkmap-flat.awk: Add option pe_dll.
7842 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7843 * config/i386/t-cygwin (SHLIB_LC): Add.
7844 * config/i386/t-mingw32 (SHLIB_LC): Add.
7845 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7846 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7847 (LINK_SPEC): Support libgcc_s.
7848 (LIBGCC_SPEC): Support libgcc_s.
7849 (LIBGCC_SONAME): New.
7851 2008-08-31 Jan Hubicka <jh@suse.cz>
7853 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7854 mistakely had old version of patch.
7856 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7857 (ipcp_estimate_growth): New.
7858 (ipcp_insert_stage): Use ipcp_estimate_growth.
7859 * profile.c (branch_prob): When reading failed, do not consider
7862 2008-08-31 Jan Hubicka <jh@suse.cz>
7864 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7865 loop is optimized for speed.
7867 2008-08-31 Richard Guenther <rguenther@suse.de>
7870 * fold-const.c (fold_binary): Retain conversions in folding
7873 2008-08-31 Jan Hubicka <jh@suse.cz>
7875 * postreload-gcse.c (eliminate_partially_redundant_loads):
7876 Use optimize_bb_for_size_p.
7877 * predict.c (maybe_hot_frequency_p): Make inline.
7878 (maybe_hot_count_p): Break out from ...
7879 (maybe_hot_bb_p): ... this one.
7880 (maybe_hot_edge_p): Simplify.
7881 * basic-block.h (probably_cold_bb_p): Remove.
7883 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7886 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7888 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7889 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7890 Also split V4SFmode.
7891 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7894 2008-08-31 Jan Hubicka <jh@suse.cz>
7896 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7898 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7900 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7903 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7906 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7907 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7909 2008-08-31 Jan Hubicka <jh@suse.cz>
7911 * sparc.h (BRANCH_COST): Fix macro definition.
7912 * avr.c (avr_operand_rtx_cost): Add speed argument.
7913 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7915 2008-08-31 Richard Guenther <rguenther@suse.de>
7917 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7918 types instead of operands. Re-instantiate verifying of
7919 binary expression operands.
7921 2008-08-30 Jan Hubicka <jh@suse.cz>
7923 * fwprop.c (should_replace_address): Add speed attribute.
7924 (PR_OPTIMIZE_FOR_SPEED): New flag.
7925 (propagate_rtx_1): Use it.
7926 (propagate_rtx): Set it.
7927 (try_fwprop_subst): Update call of rtx_costs.
7928 (forward_propagate_and_simplify): LIkewise.
7929 * hooks.c (hook_int_rtx_bool_0): New
7930 (hook_bool_rtx_int_int_intp_false): Replace by ...
7931 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7932 * hooks.h (hook_int_rtx_bool_0): New
7933 (hook_bool_rtx_int_int_intp_false): Replace by ...
7934 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7935 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7936 (prepare_cmp_insn): UPdate call of rtx_cost.
7937 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7938 (reload_cse_simplify_operands): Update call of rtx_cost.
7939 (reload_cse_move2add): call of rtx_cost.
7940 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7941 * rtlanal.c (rtx_cost): Add speed argument.
7942 (address_cost): Add speed argument
7943 (default_address_cost): Likewise.
7944 (insn_rtx_cost): Likewise.
7945 * cfgloopanal.c (seq_cost): Add speed argument.
7946 (target_reg_cost, target_spill_cost): Turn to array.
7947 (init_set_costs): Update for speed.
7948 (estimate_reg_pressure_cost): Add speed argument.
7949 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7950 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7951 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7952 (seq_cost): Add speed argument.
7953 (computation_cost): Add speed arugment.
7954 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7955 (force_expr_to_var_cost): Update for profile info.
7956 (force_var_cost): Likewise.
7957 (split_address_cost): Likewise.
7958 (ptr_difference_cost): Likewise.
7959 (difference_cost): Likewise.
7960 (get_computation_cost_at): Likewise.
7961 (determine_iv_cost): Likewise.
7962 (ivopts_global_cost_for_size): Likewise.
7963 (rewrite_use_address): Likewise.
7964 (tree_ssa_iv_optimize_loop): Initialize speed field.
7965 * cse.c (optimize_this_for_speed_p): New static var.
7966 (notreg_cost): Update call of rtx_cost.
7967 (cse_extended_basic_block): set optimize_this_for_speed_p.
7968 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7969 (noce_try_cmove_arith): Likewise.
7970 (noce_try_sign_mask): LIkewise.
7971 * expr.c (compress_float_constant): Update rtx_cost calls.
7972 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7974 (addr_to_parts): Likewise.
7975 (create_mem_ref): Likewise.
7976 * dse.c (find_shift_sequence): Add speed argument.
7977 (replace_read): Update call.
7978 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7979 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7980 * neg_cost, shift_cost, shiftadd_cost,
7981 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7982 mul_highpart_cost): Increase dimension.
7983 (init_expmed): Initialize for both size and speed.
7984 (expand_shift): Use profile.
7985 (synth_mult): Use profile.
7986 (choose_mult_variant): Use profile.
7987 (expand_mult): Use profile.
7988 (expand_mult_highpart_optab): Use profile.
7989 (expand_mult_highpart): Use profile.
7990 (expand_smod_pow2): Use profile.
7991 (expand_divmod): Use profile.
7992 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7994 * loop-invariant.c (create_new_invariant): Use profile.
7995 (gain_for_invariant): Add speed parameter.
7996 (best_gain_for_invariant): Likewise.
7997 (find_invariants_to_move): Likewise.
7998 (move_single_loop_invariants): Set it.
7999 * target-def.h (TARGET_RTX_COSTS): Use hook.
8000 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
8001 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8002 * output.h (default_address_cost): Update prototype.
8003 * combine.c (optimize_this_for_speed_p): New static var.
8004 (combine_validate_cost): Update call of rtx_cost.
8005 (combine_instructions): Set optimize_this_for_speed_p.
8006 (expand_compound_operation): Update call of rtx_cost.
8007 (make_extraction):Update call of rtx_cost.
8008 (force_to_mode):Update call of rtx_cost.
8009 (distribute_and_simplify_rtx):Update call of rtx_cost.
8010 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
8011 (estimate_reg_pressure_cost): Update prototype.
8012 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
8013 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
8015 * config/alpha/alpha.c (alpha_rtx_costs): Update.
8016 (alpha_rtx_costs): Update.
8017 * config/frv/frv.c (frv_rtx_costs): Update.
8018 * config/s390/s390.c (s390_rtx_costs): Update.
8019 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
8020 (m32c_rtx_costs): Update.
8021 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
8022 (spu_rtx_costs): Update.
8023 * config/sparc/sparc.c (sparc_rtx_costs): Update.
8024 * config/m32r/m32r.c (m32r_rtx_costs): Update.
8025 * config/i386/i386.c (:ix86_address_cost): Update.
8026 (ix86_rtx_costs): Update.
8027 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
8028 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
8029 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
8030 * config/crx/crx.c (crx_address_cost): Update.
8031 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
8032 * config/stormy16/stormy16.c
8033 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
8034 * config/m68hc11/m68hc11.c
8035 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
8036 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
8037 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
8039 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
8041 * config/ia64/ia64.c (ia64_rtx_costs): Update.
8042 * config/m68k/m68k.c (m68k_rtx_costs): Update.
8043 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
8044 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
8045 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
8046 (mcore_rtx_costs): update.
8047 * config/score/score3.c (score3_rtx_costs): Update.
8048 * config/score/score7.c (score7_rtx_costs): Update.
8049 * config/score/score3.h (score3_rtx_costs):Update.
8050 * config/score/score7.h (score7_rtx_costs): Update.
8051 * config/score/score.c (score_rtx_costs): Update.
8052 * config/arm/arm.c (arm_address_cost): Update.
8053 (arm_rtx_costs_1): Update.
8054 (arm_rtx_costs_1): Update.
8055 (arm_size_rtx_costs): Update.
8056 (arm_size_rtx_costs): Update.
8057 (arm_size_rtx_costs): Update.
8058 (arm_xscale_rtx_costs): Update.
8059 (arm_thumb_address_cost): Update.
8060 * config/pa/pa.c (hppa_address_cost): Update.
8061 * config/mips/mips.c (mips_rtx_costs): Update.
8062 * config/vax/vax.c (vax_address_cost): Update.
8063 * config/h8300/h8300.c (h8300_shift_costs): Update.
8064 (h8300_rtx_costs): Update.
8065 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
8066 (v850_rtx_costs): Update.
8067 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
8068 * config/bfin/bfin.c
8069 (bfin_address_cost): Update.
8070 (bfin_rtx_costs): Update.
8071 * stmt.c (lshift_cheap_p): Update.
8073 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8076 * expmed.c (extract_bit_field_1): Check the mode size to make
8077 sure the vector modes have the same size.
8079 2008-08-29 Michael Meissner <gnu@the-meissners.org>
8081 * dojump.c (top level): Include basic-block.h to declare
8082 optimize_insn_for_speed_p
8084 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
8086 * opts.h (CL_SAVE): New option class for marking options that are
8087 target specific options usable in the target attribute.
8088 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
8090 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
8091 can easily find the target specific options that are safe to use
8092 in the attribute or pragma.
8094 * attribs.c (decl_attributes): Change #pragma GCC option to
8095 #pragma GCC target, and attribute((option(...))) to
8096 attribute((target(...))).
8098 * doc/extend.texi (target attribute): Change from option
8099 attribute. Delete push/pop/reset.
8100 (#pragma GCC target): Change from #pragma GCC option. Delete
8102 (#pragma GCC push_options): Document new pragma.
8103 (#pragma GCC pop_options): Document new pragma.
8104 (#pragma GCC reset_options): Document new pragma.
8106 * targhooks.c (default_target_option_valid_attribute_p): Add
8107 warning about port not supporting target attributes.
8108 (default_target_option_pragma_parse): New function, warn about
8109 #pragma GCC target not being supported.
8111 * targhooks.h (default_target_option_pragma_parse): Add
8114 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
8115 TI_CURRENT_OPTION_PRAGMA.
8116 (current_target_pragma): Rename from current_option_pragma.
8118 * target.h (struct target_option): Delete booleans for changing
8119 the optimization level on hot/cold functions. Change signature of
8120 pragma_parse hook to take a second tree.
8122 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
8124 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
8125 that the declaration is done at global scope.
8127 * langhooks.c (add_builtin_function_common): Move most of the code
8128 from add_builtin_function here, calling the hook passed in.
8129 (add_builtin_function): Call add_builtin_function_common with
8130 standard builtin hook.
8131 (add_builtin_function_ext_scope): New function to add builtins to
8134 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
8136 (add_builtin_function_ext_scope): Add declaration.
8138 * c-pragma.c (handle_pragma_target): Rename from
8139 handle_pragma_option, #pragma GCC option is now #pragma GCC
8140 target. Move warning about port not supporting target options to
8141 default pragma parse hook. Remove push/pop/reset from this
8143 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8144 (option_stack): Delete static variable.
8145 (optimize_stack): Ditto.
8146 (optons_stack): New stack of saved target and optimization
8148 (handle_pragma_push_options): New function to handle pushing both
8149 target and optimization options.
8150 (handle_pragma_pop_options): New function to handle popping both
8151 target and optimization options.
8152 (handle_pragma_reset_options): New function to handle resetting
8153 both target and optimization options to their initial state.
8154 (init_pragma): Rename handle_pragma_option to
8155 handle_pragma_target. Add support for push_options, pop_options,
8156 and reset_options pragmas.
8158 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8159 default_target_option_pragma_parse.
8160 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8161 default_target_option_valid_attribute_p.
8162 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8163 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8164 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8165 optimization level on hot/cold functions.
8167 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8168 if the caller and callee have different optimization levels.
8170 * c-common.c (handle_target_attribute): Rename from
8171 handle_option_attribute, attribute((option(...))) is now
8172 attribute((target(...))). Move warning if the port does not
8173 support target attributes to the default hook.
8174 (handle_hot_attribute): Delete code to change the optimization
8175 level of hot functions.
8176 (handle_cold_attribute): Ditto.
8178 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8179 argument that is the binary tree options to use if there are no
8180 arguments. Call ix86_valid_target_attribute_tree instead of
8181 ix86_valid_option_attribute_tree.
8182 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8183 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8184 ix86_pragma_option_parse.
8186 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8187 Rename from ix86_valid_option_attribute_tree.
8189 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8190 new builtins when the ISA changes.
8191 (ix86_valid_target_attribute_tree): Rename from
8192 ix86_valid_option_attribute_tree. Change callers. If the
8193 function specified optimization options, use those as the starting
8194 point before setting up the target attributes. If the
8195 optimization options were changed in the course of setting the
8196 target attributes, record the new optimization options.
8197 (ix86_valid_target_attribute_tree_inner_p): Rename from
8198 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8199 ix86_add_new_builtins if the ISA changed.
8200 (ix86_valid_target_attribute_p): Rename from
8201 ix86_valid_option_attribute_p. Change callers.
8202 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8203 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8204 as delayed builtin functions.
8205 (struct builtin_isa): New structure to record builtin functions
8206 that should be delayed until the ISA for that function is used.
8207 (ix86_builtins_isa): Change from int to struct to track builtin
8208 functions we want to declare at some point.
8209 (def_builtin): If the front end can delay defining the builtin
8210 functions, don't create builtins for ISAs not part of the default
8212 (def_builtin_const): Ditto.
8213 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8214 __builtin_ia32_pcmov_v2di to be different builtin functions.
8215 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8216 a structure instead of an int.
8217 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8218 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8219 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8220 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8222 * config/ia64/ia64.h
8223 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8224 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8226 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8227 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8228 (LANG_HOOKS_INITIALIZER): Add
8229 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8231 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8234 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8235 the reload address with the index register for SFmode
8236 access with a displacement.
8238 2008-08-30 Jan Hubicka <jh@suse.cz>
8240 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8241 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8242 * dojump.c (do_jump): Likewise.
8243 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8244 (note-if_info): Add BRANCH_COST.
8245 (noce_try_store_flag_constants, noce_try_addcc,
8246 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8247 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8248 find_if_case_2): Use computed branch cost.
8249 * expr.h (BRANCH_COST): Update default.
8250 * predict.c (predictable_edge_p): New function.
8251 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8252 Update BRANCH_COST call.
8253 * basic-block.h (predictable_edge_p): Declare.
8254 * config/alpha/alpha.h (BRANCH_COST): Update.
8255 * config/frv/frv.h (BRANCH_COST): Update.
8256 * config/s390/s390.h (BRANCH_COST): Update.
8257 * config/spu/spu.h (BRANCH_COST): Update.
8258 * config/sparc/sparc.h (BRANCH_COST): Update.
8259 * config/m32r/m32r.h (BRANCH_COST): Update.
8260 * config/i386/i386.h (BRANCH_COST): Update.
8261 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8263 * config/sh/sh.h (BRANCH_COST): Update.
8264 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8265 * config/avr/avr.h (BRANCH_COST): Update.
8266 * config/crx/crx.h (BRANCH_COST): Update.
8267 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8268 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8269 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8270 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8271 * config/ia64/ia64.h (BRANCH_COST): Update.
8272 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8273 * config/arc/arc.h (BRANCH_COST): Update.
8274 * config/score/score.h (BRANCH_COST): Update.
8275 * config/arm/arm.h (BRANCH_COST): Update.
8276 * config/pa/pa.h (BRANCH_COST): Update.
8277 * config/mips/mips.h (BRANCH_COST): Update.
8278 * config/vax/vax.h (BRANCH_COST): Update.
8279 * config/h8300/h8300.h (BRANCH_COST): Update.
8280 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8281 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8282 * doc/tm.texi (BRANCH_COST): Update.
8284 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8287 * config/arm/arm.c (arm_optimization_options): Set
8288 flag_section_anchors to 2 instead of 1 to distinguish it from
8289 -fsection-anchors given explicitely on the command line.
8291 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8293 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8294 final insn of a split.
8296 2008-08-30 Jan Hubicka <jh@suse.cz>
8298 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8299 optimized for speed.
8300 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8301 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8302 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8303 flag_gcse_after_reload_set): New static vars.
8304 (common_handle_option): Enable those flags for profile-use.
8305 (decode_options): Remove optimize_size flags that are handled
8306 on higher granuality.
8307 * tree-vectorizer.c (vectorize_loops): Use
8308 optimize_loop_nest_for_speed_p.
8309 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8310 * tree-predcom.c (tree_predictive_commoning): Use
8311 optimize_loop_for_speed_p.
8312 * varasm.c (assemble_start_function): Use
8313 optimize_function_for_speed_p.
8314 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8315 * predict.c (optimize_loop_for_speed_p): Fix walk.
8317 2008-08-30 Jan Hubicka <jh@suse.cz>
8319 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8321 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8322 profile presence locally.
8324 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8327 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8328 versions before 4.0.
8330 2008-08-29 Jan Hubicka <jh@suse.cz>
8332 * tree-inline.c (insert_init_stmt): Insert sequence even when
8335 2008-08-29 Jeff Law <law@redhat.com>
8337 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8338 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8339 location and class is an FP register.
8341 2008-08-29 Jan Hubicka <jh@suse.cz>
8343 * see.c (see_merge_one_def_extension): Silence used uninitialized
8345 * matrix-reorg.c (check_allocation_function): Likewise.
8346 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8348 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8351 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8352 compute new & and | in type rather than TREE_TYPE (arg0).
8354 * dwarf2out.c (fortran_common): Update comment.
8355 (gen_variable_die): Swap com_die and var_die variables in Fortran
8356 COMMON block handling code.
8358 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8360 * dwarf2out.c (gen_const_die): New function.
8361 (size_of_die, value_format, output_die): Output larger
8362 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8363 (native_encode_initializer): New function.
8364 (tree_add_const_value_attribute): Call it.
8365 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8367 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8368 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8369 TREE_THIS_VOLATILE to add_type_attribute.
8371 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8373 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8376 * dwarf2out.c (loc_by_reference): New function.
8377 (add_location_or_const_value_attribute): Use it.
8380 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8381 as DW_TAG_variable children of DW_TAG_common_block rather than
8382 DW_TAG_member children. Put DW_AT_external to individual
8383 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8385 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8386 loc_descriptor_from_tree_1.
8390 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8391 arguments to imported_module_or_decl.
8392 (debug_nothing_tree_tree): Removed.
8393 (debug_nothing_tree_tree_tree_bool): New prototype.
8394 * debug.c (do_nothing_debug_hooks): Adjust.
8395 (debug_nothing_tree_tree): Removed.
8396 (debug_nothing_tree_tree_tree_bool): New function.
8397 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8398 (gen_variable_die): Put all common vars for the
8399 same COMMON block under one DW_TAG_common_block.
8400 (declare_in_namespace): Return new context_die, for Fortran
8401 return the module DIE instead of adding extra declarations into
8403 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8404 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8405 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8407 (dwarf2out_global_decl): Don't skip Fortran global vars.
8408 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8409 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8410 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8411 DW_TAG_imported_declaration as child of previous
8412 DW_TAG_imported_module.
8413 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8414 * sdbout.c (sdb_debug_hooks): Likewise.
8415 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8417 2008-08-29 Jan Hubicka <jh@suse.cz>
8419 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8421 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8422 * ipa-cp.c (n_cloning_candidates): New static variable.
8423 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8424 (ipcp_print_all_lattices): Improve debug output.
8425 (ipcp_cloning_candidate_p): New function.
8426 (ipcp_initialize_node_lattices): Use it.
8427 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8428 (ipcp_propagate_stage): Prettier debug output.
8429 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8430 (ipcp_print_all_structures): Remove.
8431 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8432 (ipcp_insert_stage): Prettier debug output; call
8433 cgraph_remove_unreachable_nodes before propagating.
8434 (pass_ipa_cp): Schedule function removal pass.
8435 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8437 (cgraph_maybe_hot_edge_p): Move to ...
8438 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8439 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8440 (common_handle_option): Set them; enable ipa-cp when profiling.
8441 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8442 (ipa_print_all_jump_functions): Likewise.
8443 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8444 (ipa_print_node_params, ipa_print_all_params): New.
8445 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8446 ipa_print_all_param_flags): Remove.
8447 (ipa_print_node_params, ipa_print_all_params): New.
8449 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8451 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8452 change from 2008-04-03.
8453 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8455 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8458 * ira-color.c (push_allocnos_to_stack): Truncate
8459 removed_splay_allocno_vec.
8461 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8464 * ira-color (ira_fast_allocation): Don't assign hard registers to
8467 2008-08-29 Jan Hubicka <jh@suse.cz>
8470 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8471 for cold internal loops.
8473 2008-08-29 Richard Guenther <rguenther@suse.de>
8475 * tree-ssa-structalias.c (create_variable_info_for): Do not
8476 create fields for heap vars or vars with a noalias state.
8477 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8480 2008-08-29 Richard Guenther <rguenther@suse.de>
8482 * common.opt (ftree-store-ccp): Mark as preserved for
8483 backward compatibility.
8484 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8485 * tree-pass.h (pass_store_ccp): Remove.
8486 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8487 (first_vdef): Remove declaration.
8488 (get_value_loaded_by): Likewise.
8489 * tree-ssa-ccp.c (do_store_ccp): Remove.
8490 (get_default_value): Simplify as do_store_ccp is always false
8491 now. Do not initialize mem_ref.
8492 (set_value_varying): Likewise.
8493 (canonicalize_float_value): Likewise.
8494 (set_lattice_value): Likewise.
8495 (likely_value): Likewise.
8496 (surely_varying_stmt_p): Likewise.
8497 (ccp_initialize): Likewise.
8498 (ccp_lattice_meet): Likewise.
8499 (ccp_visit_phi_node): Likewise.
8500 (ccp_fold): Likewise.
8501 (evaluate_stmt): Likewise.
8502 (visit_assignment): Likewise.
8503 (ccp_visit_stmt): Likewise.
8504 (execute_ssa_ccp): Fold into ...
8505 (do_ssa_ccp): ... this.
8506 (do_ssa_store_ccp): Remove.
8507 (gate_store_ccp): Likewise.
8508 (pass_store_ccp): Likewise.
8509 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8511 * tree-ssa-propagate.c (first_vdef): Remove.
8512 (get_value_loaded_by): Likewise.
8513 (replace_vuses_in): Likewise.
8514 (substitute_and_fold): Do not call replace_vuses_in.
8515 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8517 2008-08-29 Richard Guenther <rguenther@suse.de>
8520 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8521 PARAM_NOALIAS tags with is_heapvar.
8522 * tree-ssa-operands.c (access_can_touch_variable): Offset
8523 based tests do not apply for heapvars. Fix offset test.
8525 2008-08-29 Jan Hubicka <jh@suse.cz>
8527 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8528 (-fipa-cp-clone): Enabled by default at -O3.
8529 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8530 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8532 2008-08-29 Jan Hubicka <jh@suse.cz>
8534 * tree.c (build_function_type_skip_args,
8535 build_function_decl_skip_args): New functions.
8536 * tree.h (build_function_type_skip_args,
8537 build_function_decl_skip_args): Declare.
8538 * gimple.c (giple_copy_call_skip_args): New function.
8539 (giple_copy_call_skip_args): Declare.
8541 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8542 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8543 (ipcp_node_modifiable_p): ... this one; use
8544 tree_versionable_function_p.
8545 (ipcp_create_replace_map): Improve debug output.
8546 (ipcp_need_redirect_p): Return false when not clonning.
8547 (ipcp_update_callgraph): Skip args.
8548 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8550 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8551 (save_inline_function_body): Update call of tree_function_versioning.
8552 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8553 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8555 (tree_function_versioning): Likewise.
8556 * tree-inline.h (tree_function_versioning): Update prototype.
8558 2008-08-29 Jan Hubicka <jh@suse.cz>
8560 * loop-unswitch.c (unswitch_single_loop): Use
8561 optimize_loop_for_speed_p.
8562 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8563 Use optimize_function_for_size_p.
8564 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8565 * postreload-gcse.c (eliminate_partially_redundant_load):
8566 Use optimize_bb_for_size_p.
8567 * value-prof.c (gimple_divmod_fixed_value_transform,
8568 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8569 gimple_stringops_transform): Use optimize_bb_for_size_p.
8570 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8571 * final.c (compute_alignments): Use optimize_function_for_size_p.
8572 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8573 (fold_builtin_strcpy, fold_builtin_fputs): Use
8574 optimize_function_for_size_p.
8575 * fold-const.c (tree_swap_operands_p): Use
8576 optimize_function_for_size_p.
8577 * recog.c (relax_delay_slots): Likewise.
8578 * tree-ssa-math-opts.c (replace_reciprocal):
8579 Use optimize_bb_for_speed_p.
8580 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8581 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8582 optimize_function_for_size_p.
8583 (cgraph_decide_inlining_of_small_function): Use
8584 optimize_function_for_size_p.
8585 * global.c (find_reg): Use optimize_function_for_size_p.
8586 * opts.c (decode_options): Do not clear flag_tree_ch,
8587 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8588 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8589 work it out from profile.
8590 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8591 optimize_loop_for_speed_p.
8592 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8594 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8595 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8596 * tree-eh.c (decide_copy_try_finally): Use
8597 optimize_function_for_size_p.
8598 * local-alloc.c (block_alloc): Pass BB pointer.
8599 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8600 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8601 * loop-unroll.c (decide_unrolling_and_peeling):
8602 Use optimize_loop_for_size_p.
8603 (decide_peel_completely): Likewise.
8604 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8605 optimize_loop_for_size_p.
8606 (vect_enhance_data_refs_alignment): Likewise.
8607 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8608 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8610 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8611 (try_crossjump_bb): Use optimize_bb_for_size_p.
8612 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8613 optimize_loop_for_speed_p.
8614 * bb-reorder.c (find_traces_1_round): Likewise.
8615 (copy_bb): Use optimize_bb_for_speed_p.
8616 (duplicate_computed_gotos): Likewise.
8617 * basic-block.h (optimize_loop_nest_for_size_p,
8618 optimize_loop_nest_for_speed_p): New.
8619 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8621 2008-08-29 Tristan Gingold <gingold@adacore.com>
8623 * gcov.c (main): Call expandargv.
8625 2008-08-29 Jan Hubicka <jh@suse.cz>
8627 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8629 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8631 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8632 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8634 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8636 2008-08-29 Jan Hubicka <jh@suse.cz>
8638 * tree-pass.h (pass_strip_predict_hints): Declare.
8639 * predict.c (strip_builtin_expect): Rename to ...
8640 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8641 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8642 (tree_estimate_probability): Do not strip builtin_expect.
8643 (pass_strip_predict_hints): New pass.
8644 * tree-inline.c (expand_call_inline): When inlining cold function,
8645 predict it as unlikely.
8646 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8648 2008-08-29 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/37207
8651 * tree-vrp.c (extract_range_from_binary_expr): Also try
8652 to constant fold if only one of the operands is a constant.
8654 2008-08-29 Nick Clifton <nickc@redhat.com>
8656 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8657 the same way as SYMBOL_REFs.
8659 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8661 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8663 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8665 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8666 * config/mips/mips.md (branch_likely): Remove const. Fix
8668 (define_delay for type "branch"): Change to only apply for branch
8669 with likely variant.
8670 (define_delay for type "branch" and "branch_likely" no). New delay
8672 (equality_op): New code iterator.
8673 (bbv, bbinv): New code attributes.
8674 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8677 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8678 Andrew Pinski <pinskia@gcc.gnu.org>
8681 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8683 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8685 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8686 rule that a symbolic constant must be defined and >= 0 for the
8687 corresponding facility to be present at compile-time.
8688 * gthr-posix.c: Likewise.
8690 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8692 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8693 * config/mips/mips.md (D): New mode attribute.
8694 (mulsi3, muldi3): Merge it into ...
8695 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8696 (muldi3_mul3): New pattern.
8697 (mulsi3_mult3): Rename to mulsi3_mul3.
8699 2008-08-28 Jan Hubicka <jh@suse.cz>
8701 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8703 * predict.c (always_optimize_for_size_p): Rename to ...
8704 (optimize_function_for_size): ... this one; make extern.
8705 (optimize_function_for_speed_p): New.
8706 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8707 optimize_edge_for_size_p,optimize_edge_for_size_p,
8708 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8709 * basic-block.h (optimize_function_for_size_p,
8710 optimize_function_for_speed_p): Declare.
8711 * i386.md (optimize_size checks): Replace them by appropriate
8713 (standard_80387_constant_p, ix86_compute_frame_layout,
8714 ix86_expand_epilogue, ix86_decompose_address,
8715 print_operand, emit_i387_cw_initialization,
8716 inline_memory_move_cost, ix86_pad_returns,
8717 ix86_reorg): Replace optimize_size checks.
8719 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8721 * rtl.h (simplify_subreg_regno): Declare.
8722 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8723 * simplify-rtx.c (simplify_subreg): ...here.
8724 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8725 subreg_offset_representable_p.
8727 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8730 * c-typeck.c (convert_for_assignment): Give a note describing what
8731 was passed and what was expected.
8733 2008-08-28 Joey Ye <joey.ye@intel.com>
8735 * doc/extend.texi: Document AVX built-in functions.
8736 * doc/invoke.texi: Document -mavx.
8738 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8739 Joey Ye <joey.ye@intel.com>
8740 Xuepeng Guo <xuepeng.guo@intel.com>
8742 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8744 * config/i386/cpuid.h (bit_FMA): New.
8745 (bit_XSAVE): Likewise.
8746 (bit_OSXSAVE): Likewise.
8747 (bit_AVX): Likewise.
8749 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8750 define. Use ASM_OUTPUT_AVX_PREFIX.
8752 * config/i386/gmmintrin.h: New.
8754 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8755 (OPTION_MASK_ISA_AVX_SET): New.
8756 (OPTION_MASK_ISA_FMA_SET): Likewise.
8757 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8758 (OPTION_MASK_ISA_FMA_SET): Likewise.
8759 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8760 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8761 (pta_flags): Add PTA_AVX and PTA_FMA.
8762 (override_options): Handle PTA_AVX and PTA_FMA.
8763 (init_cumulative_args): Handle warn_avx.
8764 (classify_argument): Return 0 for COImode and OImode. Return
8765 1 and X86_64_AVX_CLASS for 256bit vector types.
8766 (examine_argument): Handle X86_64_AVX_CLASS.
8767 (construct_container): Likewise.
8768 (function_arg_advance_32): Pass OImode and 256bit vector types
8770 (function_arg_advance_64): Take a new argument to indicate if a
8771 parameter is named. Handle 256bit vector types. Return
8772 immediately for unnamed 256bit vector mode parameters.
8773 (function_arg_advance): Updated.
8774 (function_arg_32): Add comments for TImode. Handle OImode
8775 and 256bit vector types.
8776 (function_arg_64): Take a new argument to indicate if a
8777 parameter is named. Handle 256bit vector types. Return NULL
8778 for unnamed 256bit vector mode parameters.
8779 (function_arg): Updated.
8780 (setup_incoming_varargs_64): Support
8781 AVX encoding for *sse_prologue_save_insn.
8782 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8783 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8784 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8785 enabled, otherwise return -3.
8786 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8788 (print_reg): Support AVX registers. Handle 'x' and 't'.
8789 Handle 'd' to duplicate the operand.
8790 (print_operand): Likewise. Also support AVX vector compare
8792 (output_387_binary_op): Support AVX.
8793 (output_fp_compare): Likewise.
8794 (ix86_expand_vector_move_misalign): Likewise.
8795 (ix86_attr_length_vex_default): New.
8796 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8797 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8798 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8799 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8800 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8801 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8802 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8803 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8804 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8805 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8806 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8807 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8808 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8809 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8810 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8811 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8812 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8813 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8814 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8815 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8816 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8817 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8818 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8819 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8820 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8821 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8822 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8823 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8824 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8825 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8826 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8827 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8828 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8829 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8830 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8831 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8832 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8833 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8834 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8835 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8836 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8837 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8838 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8839 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8840 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8841 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8842 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8843 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8844 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8845 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8846 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8847 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8848 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8849 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8850 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8851 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8852 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8853 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8854 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8855 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8856 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8857 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8858 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8859 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8860 and IX86_BUILTIN_MOVMSKPS256,
8861 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8862 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8863 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8864 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8865 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8866 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8867 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8868 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8869 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8870 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8871 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8872 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8873 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8874 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8875 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8876 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8877 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8878 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8879 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8880 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8881 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8882 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8883 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8884 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8885 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8886 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8887 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8888 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8889 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8890 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8891 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8892 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8893 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8894 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8895 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8896 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8897 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8898 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8899 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8900 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8901 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8902 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8903 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8904 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8905 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8906 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8907 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8908 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8909 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8910 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8911 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8912 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8913 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8914 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8915 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8916 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8917 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8918 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8920 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8921 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8922 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8923 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8924 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8925 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8926 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8927 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8928 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8929 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8930 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8931 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8932 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8933 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8934 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8935 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8936 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8937 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8938 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8939 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8940 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8941 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8942 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8943 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8944 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8945 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8946 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8947 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8948 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8949 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8950 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8951 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8952 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8953 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8954 IX86_BUILTIN_MOVMSKPS256.
8955 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8956 (ix86_expand_args_builtin): Likewise.
8957 (ix86_expand_special_args_builtin): Likewise.
8958 (ix86_hard_regno_mode_ok): Handle AVX modes.
8959 (ix86_expand_vector_init_duplicate): Likewise.
8960 (ix86_expand_vector_init_one_nonzero): Likewise.
8961 (ix86_expand_vector_init_one_var): Likewise.
8962 (ix86_expand_vector_init_concat): Likewise.
8963 (ix86_expand_vector_init_general): Likewise.
8964 (ix86_expand_vector_set): Likewise.
8965 (ix86_vector_mode_supported_p): Likewise.
8966 (x86_extended_reg_mentioned_p): Check INSN_P before using
8969 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8970 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8972 * config/i386/i386.h (TARGET_AVX): New.
8973 (TARGET_FMA): Likewise.
8974 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8975 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8976 (VALID_AVX256_REG_MODE): New.
8977 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8978 (AVX_FLOAT_MODE_P): Likewise.
8979 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8980 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8981 (AVX_VEC_FLOAT_MODE_P): Likewise.
8982 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8983 (ASM_OUTPUT_OPCODE): Likewise.
8984 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8986 (SSE_REG_MODE_P): Allow 256bit vector modes.
8987 (ix86_args): Add a warn_avx field.
8989 * config/i386/i386.md (UNSPEC_PCMP): New.
8990 (UNSPEC_VPERMIL): Likewise.
8991 (UNSPEC_VPERMIL2): Likewise.
8992 (UNSPEC_VPERMIL2F128): Likewise.
8993 (UNSPEC_MASKLOAD): Likewise.
8994 (UNSPEC_MASKSTORE): Likewise.
8995 (UNSPEC_CAST): Likewise.
8996 (UNSPEC_VTESTP): Likewise.
8997 (UNSPECV_VZEROALL): Likewise.
8998 (UNSPECV_VZEROUPPER): Likewise.
8999 (XMM0_REG): Likewise.
9000 (XMM1_REG): Likewise.
9001 (XMM2_REG): Likewise.
9002 (XMM3_REG): Likewise.
9003 (XMM4_REG): Likewise.
9004 (XMM5_REG): Likewise.
9005 (XMM6_REG): Likewise.
9006 (XMM8_REG): Likewise.
9007 (XMM9_REG): Likewise.
9008 (XMM10_REG): Likewise.
9009 (XMM11_REG): Likewise.
9010 (XMM12_REG): Likewise.
9011 (XMM13_REG): Likewise.
9012 (XMM14_REG): Likewise.
9013 (XMM15_REG): Likewise.
9015 (prefix_vex_imm8): Likewise.
9016 (prefix_vex_w): Likewise.
9017 (length_vex): Likewise.
9020 (*avx_ashlti3): Likewise.
9021 (*avx_lshrti3): Likewise.
9022 (*avx_setcc<mode>): Likewise.
9023 (*fop_<mode>_comm_mixed_avx): Likewise.
9024 (*fop_<mode>_comm_avx): Likewise.
9025 (*fop_<mode>_1_mixed_avx): Likewise.
9026 (*fop_<mode>_1_avx): Likewise.
9027 (*avx_<code><mode>3): Likewise.
9028 (*avx_ieee_smin<mode>3): Likewise.
9029 (*avx_ieee_smax<mode>3): Likewise.
9030 (mode): Add OI, V8SF and V4DF.
9031 (length): Support VEX prefix.
9032 (*cmpfp_i_mixed): Set prefix attribute.
9033 (*cmpfp_i_sse): Likewise.
9034 (*cmpfp_iu_mixed): Likewise.
9035 (*cmpfp_iu_sse): Likewise.
9036 (*movsi_1): Support AVX.
9037 (*movdi_2): Likewise.
9038 (*movdi_1_rex64): Likewise.
9039 (*movti_internal): Likewise.
9040 (*movti_rex64): Likewise.
9041 (*movsf_1): Likewise.
9042 (*movdf_nointeger): Likewise.
9043 (*movdf_integer_rex64): Likewise.
9044 (*movtf_internal): Likewise.
9045 (zero_extendsidi2_32): Likewise.
9046 (zero_extendsidi2_rex64): Likewise.
9047 (*extendsfdf2_mixed): Likewise.
9048 (*extendsfdf2_sse): Likewise.
9049 (*truncdfsf_fast_mixed): Likewise.
9050 (*truncdfsf_fast_sse): Likewise.
9051 (*truncdfsf_mixed): Likewise.
9052 (fix_trunc<mode>di_sse): Likewise.
9053 (fix_trunc<mode>si_sse): Likewise.
9054 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
9055 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
9056 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
9057 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
9058 (*rcpsf2_sse): Likewise.
9059 (*rsqrtsf2_sse): Likewise.
9060 (*sqrt<mode>2_sse): Likewise.
9061 (sse4_1_round<mode>2): Likewise.
9062 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
9063 Support AVX. Set length attribute properly for AVX.
9065 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
9066 (VECTOR_MODES (FLOAT, 32)): Likewise.
9067 (VECTOR_MODE (INT, DI, 8)): Likewise.
9068 (VECTOR_MODE (INT, HI, 32)): Likewise.
9069 (VECTOR_MODE (INT, QI, 64)): Likewise.
9070 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
9071 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
9072 (VECTOR_MODE (INT, DI, 4)): Removed.
9073 (VECTOR_MODE (INT, SI, 8)): Likewise.
9074 (VECTOR_MODE (INT, HI, 16)): Likewise.
9075 (VECTOR_MODE (INT, QI, 32)): Likewise.
9076 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
9077 (INT_MODE (OI, 32)): Likewise.
9079 * config/i386/i386.opt (mavx): New.
9082 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
9084 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
9085 (*mov<mode>_internal_avx): New.
9086 (*movv2sf_internal_rex64_avx): Likewise.
9087 (*movv2sf_internal_avx): Likewise.
9089 * config/i386/predicates.md (const_4_to_5_operand): New.
9090 (const_6_to_7_operand): Likewise.
9091 (const_8_to_11_operand): Likewise.
9092 (const_12_to_15_operand): Likewise.
9093 (avx_comparison_float_operator): Likewise.
9095 * config/i386/sse.md (AVX256MODEI): New.
9096 (AVX256MODE): Likewise.
9097 (AVXMODEQI): Likewise.
9098 (AVXMODE): Likewise.
9099 (AVX256MODEF2P): Likewise.
9100 (AVX256MODE2P): Likewise.
9101 (AVX256MODE4P): Likewise.
9102 (AVX256MODE8P): Likewise.
9103 (AVXMODEF2P): Likewise.
9104 (AVXMODEF4P): Likewise.
9105 (AVXMODEDCVTDQ2PS): Likewise.
9106 (AVXMODEDCVTPS2DQ): Likewise.
9107 (avxvecmode): Likewise.
9108 (avxvecpsmode): Likewise.
9109 (avxhalfvecmode): Likewise.
9110 (avxscalarmode): Likewise.
9111 (avxcvtvecmode): Likewise.
9112 (avxpermvecmode): Likewise.
9113 (avxmodesuffixf2c): Likewise.
9114 (avxmodesuffixp): Likewise.
9115 (avxmodesuffixs): Likewise.
9116 (avxmodesuffix): Likewise.
9117 (vpermilbits): Likewise.
9118 (pinsrbits): Likewise.
9119 (mov<mode>): Likewise.
9120 (*mov<mode>_internal): Likewise.
9121 (push<mode>1): Likewise.
9122 (movmisalign<mode>): Likewise.
9123 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9124 (avx_movdqu<avxmodesuffix>): Likewise.
9125 (avx_lddqu<avxmodesuffix>): Likewise.
9126 (<plusminus_insn><mode>3): Likewise.
9127 (*avx_<plusminus_insn><mode>3): Likewise.
9128 (*avx_vm<plusminus_insn><mode>3): Likewise.
9129 (mul<mode>3): Likewise.
9130 (*avx_mul<mode>3): Likewise.
9131 (*avx_vmmul<mode>3): Likewise.
9132 (divv8sf3): Likewise.
9133 (divv4df3): Likewise.
9134 (avx_div<mode>3): Likewise.
9135 (*avx_div<mode>3): Likewise.
9136 (*avx_vmdiv<mode>3): Likewise.
9137 (avx_rcpv8sf2): Likewise.
9138 (*avx_vmrcpv4sf2): Likewise.
9139 (sqrtv8sf2): Likewise.
9140 (avx_sqrtv8sf2): Likewise.
9141 (*avx_vmsqrt<mode>2): Likewise.
9142 (rsqrtv8sf2): Likewise.
9143 (avx_rsqrtv8sf2): Likewise.
9144 (*avx_vmrsqrtv4sf2): Likewise.
9145 (<code><mode>3): Likewise.
9146 (*avx_<code><mode>3_finite): Likewise.
9147 (*avx_<code><mode>3): Likewise.
9148 (*avx_vm<code><mode>3): Likewise.
9149 (*avx_ieee_smin<mode>3): Likewise.
9150 (*avx_ieee_smax<mode>3): Likewise.
9151 (avx_addsubv8sf3): Likewise.
9152 (avx_addsubv4df3): Likewise.
9153 (*avx_addsubv4sf3): Likewise.
9154 (*avx_addsubv2df3): Likewise.
9155 (avx_h<plusminus_insn>v4df3): Likewise.
9156 (avx_h<plusminus_insn>v8sf3): Likewise.
9157 (*avx_h<plusminus_insn>v4sf3): Likewise.
9158 (*avx_h<plusminus_insn>v2df3): Likewise.
9159 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9160 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9161 (*avx_maskcmp<mode>3): Likewise.
9162 (avx_nand<mode>3): Likewise.
9163 (*avx_<code><mode>3): Likewise.
9164 (*avx_nand<mode>3): Likewise.
9165 (*avx_<code><mode>3): Likewise.
9166 (*avx_cvtsi2ss): Likewise.
9167 (*avx_cvtsi2ssq): Likewise.
9168 (*avx_cvtsi2sd): Likewise.
9169 (*avx_cvtsi2sdq): Likewise.
9170 (*avx_cvtsd2ss): Likewise.
9171 (avx_cvtss2sd): Likewise.
9172 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9173 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9174 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9175 (*avx_cvtsi2sd): Likewise.
9176 (*avx_cvtsi2sdq): Likewise.
9177 (avx_cvtdq2pd256): Likewise.
9178 (avx_cvtpd2dq256): Likewise.
9179 (avx_cvttpd2dq256): Likewise.
9180 (*avx_cvtsd2ss): Likewise.
9181 (*avx_cvtss2sd): Likewise.
9182 (avx_cvtpd2ps256): Likewise.
9183 (avx_cvtps2pd256): Likewise.
9184 (*avx_movhlps): Likewise.
9185 (*avx_movlhps): Likewise.
9186 (avx_unpckhps256): Likewise.
9187 (*avx_unpckhps): Likewise.
9188 (avx_unpcklps256): Likewise.
9189 (*avx_unpcklps): Likewise.
9190 (avx_movshdup256): Likewise.
9191 (avx_movsldup256): Likewise.
9192 (avx_shufps256): Likewise.
9193 (avx_shufps256_1): Likewise.
9194 (*avx_shufps_<mode>): Likewise.
9195 (*avx_loadhps): Likewise.
9196 (*avx_storelps): Likewise.
9197 (*avx_loadlps): Likewise.
9198 (*avx_movss): Likewise.
9199 (*vec_dupv4sf_avx): Likewise.
9200 (*vec_concatv2sf_avx): Likewise.
9201 (*vec_concatv4sf_avx): Likewise.
9202 (*vec_setv4sf_0_avx): Likewise.
9203 (*vec_setv4sf_avx): Likewise.
9204 (*avx_insertps): Likewise.
9205 (avx_vextractf128<mode>): Likewise.
9206 (vec_extract_lo_<mode>): Likewise.
9207 (vec_extract_hi_<mode>): Likewise.
9208 (vec_extract_lo_<mode>): Likewise.
9209 (vec_extract_hi_<mode>): Likewise.
9210 (vec_extract_lo_v16hi): Likewise.
9211 (vec_extract_hi_v16hi): Likewise.
9212 (vec_extract_lo_v32qi): Likewise.
9213 (vec_extract_hi_v32qi): Likewise.
9214 (avx_unpckhpd256): Likewise.
9215 (*avx_unpckhpd): Likewise.
9216 (avx_movddup256): Likewise.
9217 (*avx_movddup): Likewise.
9218 (avx_unpcklpd256): Likewise.
9219 (*avx_unpcklpd): Likewise.
9220 (avx_shufpd256): Likewise.
9221 (avx_shufpd256_1): Likewise.
9222 (*avx_punpckhqdq): Likewise.
9223 (*avx_punpcklqdq): Likewise.
9224 (*avx_shufpd_<mode>): Likewise.
9225 (*avx_storehpd): Likewise.
9226 (*avx_loadhpd): Likewise.
9227 (*avx_loadlpd): Likewise.
9228 (*avx_movsd): Likewise.
9229 (*vec_concatv2df_avx): Likewise.
9230 (*avx_<plusminus_insn><mode>3): Likewise.
9231 (*avx_<plusminus_insn><mode>3): Likewise.
9232 (*avx_mulv8hi3): Likewise.
9233 (*avxv8hi3_highpart): Likewise.
9234 (*avx_umulv8hi3_highpart): Likewise.
9235 (*avx_umulv2siv2di3): Likewise.
9236 (*avx_mulv2siv2di3): Likewise.
9237 (*avx_pmaddwd): Likewise.
9238 (*avx_mulv4si3): Likewise.
9239 (*avx_ashr<mode>3): Likewise.
9240 (*avx_lshr<mode>3): Likewise.
9241 (*avx_ashl<mode>3): Likewise.
9242 (*avx_<code><mode>3): Likewise.
9243 (*avx_eq<mode>3): Likewise.
9244 (*avx_gt<mode>3): Likewise.
9245 (*avx_nand<mode>3): Likewise.
9246 (*avx_nand<mode>3): Likewise.
9247 (*avx_<code><mode>3): Likewise.
9248 (*avx_<code><mode>3): Likewise.
9249 (*avx_packsswb): Likewise.
9250 (*avx_packssdw): Likewise.
9251 (*avx_packuswb): Likewise.
9252 (*avx_punpckhbw): Likewise.
9253 (*avx_punpcklbw): Likewise.
9254 (*avx_punpckhwd): Likewise.
9255 (*avx_punpcklwd): Likewise.
9256 (*avx_punpckhdq): Likewise.
9257 (*avx_punpckldq): Likewise.
9258 (*avx_pinsr<avxmodesuffixs>): Likewise.
9259 (*avx_pinsrq): Likewise.
9260 (*avx_loadld): Likewise.
9261 (*vec_extractv2di_1_rex64_avx): Likewise.
9262 (*vec_extractv2di_1_avx): Likewise.
9263 (*vec_dupv2di_avx): Likewise.
9264 (*vec_concatv2si_avx): Likewise.
9265 (*vec_concatv4si_1_avx): Likewise.
9266 (*vec_concatv2di_avx): Likewise.
9267 (*vec_concatv2di_rex64_avx): Likewise.
9268 (*avx_uavgv16qi3): Likewise.
9269 (*avx_uavgv8hi3): Likewise.
9270 (*avx_psadbw): Likewise.
9271 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9272 (*avx_phaddwv8hi3): Likewise.
9273 (*avx_phadddv4si3): Likewise.
9274 (*avx_phaddswv8hi3): Likewise.
9275 (*avx_phsubwv8hi3): Likewise.
9276 (*avx_phsubdv4si3): Likewise.
9277 (*avx_phsubswv8hi3): Likewise.
9278 (*avx_pmaddubsw128): Likewise.
9279 (*avx_pmulhrswv8hi3): Likewise.
9280 (*avx_pshufbv16qi3): Likewise.
9281 (*avx_psign<mode>3): Likewise.
9282 (*avx_palignrti): Likewise.
9283 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9284 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9285 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9286 (*avx_mpsadbw): Likewise.
9287 (*avx_packusdw): Likewise.
9288 (*avx_pblendvb): Likewise.
9289 (*avx_pblendw): Likewise.
9290 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9291 (avx_ptest256): Likewise.
9292 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9293 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9294 (*avx_aesenc): Likewise.
9295 (*avx_aesenclast): Likewise.
9296 (*avx_aesdec): Likewise.
9297 (*avx_aesdeclast): Likewise.
9298 (avx_vzeroupper): Likewise.
9299 (avx_vzeroupper_rex64): Likewise.
9300 (avx_vpermil<mode>): Likewise.
9301 (avx_vpermilvar<mode>3): Likewise.
9302 (avx_vpermil2<mode>3): Likewise.
9303 (avx_vperm2f128<mode>3): Likewise.
9304 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9305 (avx_vbroadcastss256): Likewise.
9306 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9307 (avx_vinsertf128<mode>): Likewise.
9308 (vec_set_lo_<mode>): Likewise.
9309 (vec_set_hi_<mode>): Likewise.
9310 (vec_set_lo_<mode>): Likewise.
9311 (vec_set_hi_<mode>): Likewise.
9312 (vec_set_lo_v16hi): Likewise.
9313 (vec_set_hi_v16hi): Likewise.
9314 (vec_set_lo_v32qi): Likewise.
9315 (vec_set_hi_v32qi): Likewise.
9316 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9317 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9318 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9319 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9320 (vec_init<mode>): Likewise.
9321 (*vec_concat<mode>_avx): Likewise.
9322 (blendbits): Support V8SF and V4DF.
9323 (sse2_movq128): Support AVX.
9324 (<sse>_movnt<mode>): Likewise.
9325 (sse2_movntv2di): Likewise.
9326 (sse_rcpv4sf2): Likewise.
9327 (sse_sqrtv4sf2): Likewise.
9328 (sse_rsqrtv4sf2): Likewise.
9329 (<sse>_comi): Likewise.
9330 (<sse>_ucomi): Likewise.
9331 (sse_cvtss2si): Likewise.
9332 (sse_cvtss2si_2): Likewise.
9333 (sse_cvtss2siq): Likewise.
9334 (sse_cvtss2siq_2): Likewise.
9335 (sse_cvttss2si): Likewise.
9336 (sse_cvttss2siq): Likewise.
9337 (sse2_cvtsd2si): Likewise.
9338 (sse2_cvtsd2si_2): Likewise.
9339 (sse2_cvtsd2siq): Likewise.
9340 (sse2_cvtsd2siq_2): Likewise.
9341 (sse2_cvttsd2si): Likewise.
9342 (sse2_cvttsd2siq): Likewise.
9343 (sse2_cvtdq2pd): Likewise.
9344 (*sse2_cvtpd2dq): Likewise.
9345 (*sse2_cvttpd2dq): Likewise.
9346 (*sse2_cvtpd2ps): Likewise.
9347 (sse2_cvtps2pd): Likewise.
9348 (sse3_movshdup): Likewise.
9349 (sse3_movsldup): Likewise.
9350 (sse_storehps): Likewise.
9351 (*sse4_1_extractps): Likewise.
9352 (sse2_storelpd): Likewise.
9353 (vec_dupv2df_sse3): Likewise.
9354 (*vec_concatv2df_sse3): Likewise.
9355 (*sse4_1_pextrb): Likewise.
9356 (*sse4_1_pextrb_memory): Likewise.
9357 (*sse2_pextrw): Likewise.
9358 (*sse4_1_pextrw_memory): Likewise.
9359 (*sse4_1_pextrd): Likewise.
9360 (*sse4_1_pextrq): Likewise.
9361 (sse2_pshufd_1): Likewise.
9362 (sse2_pshuflw_1): Likewise.
9363 (sse2_pshufhw_1): Likewise.
9364 (*sse2_storeq_rex64): Likewise.
9365 (*vec_dupv4si): Likewise.
9366 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9367 (sse2_pmovmskb): Likewise.
9368 (*sse2_maskmovdqu): Likewise.
9369 (*sse2_maskmovdqu_rex64): Likewise.
9370 (sse_ldmxcsr): Likewise.
9371 (sse_stmxcsr): Likewise.
9372 (abs<mode>2): Likewise.
9373 (sse4_1_movntdqa): Likewise.
9374 (sse4_1_phminposuw): Likewise.
9375 (sse4_1_extendv8qiv8hi2): Likewise.
9376 (*sse4_1_extendv8qiv8hi2): Likewise.
9377 (sse4_1_extendv4qiv4si2): Likewise.
9378 (*sse4_1_extendv4qiv4si2): Likewise.
9379 (sse4_1_extendv2qiv2di2): Likewise.
9380 (*sse4_1_extendv2qiv2di2): Likewise.
9381 (sse4_1_extendv4hiv4si2): Likewise.
9382 (*sse4_1_extendv4hiv4si2): Likewise.
9383 (sse4_1_extendv2hiv2di2): Likewise.
9384 (*sse4_1_extendv2hiv2di2): Likewise.
9385 (sse4_1_extendv2siv2di2): Likewise.
9386 (*sse4_1_extendv2siv2di2): Likewise.
9387 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9388 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9389 (sse4_1_zero_extendv4qiv4si2): Likewise.
9390 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9391 (sse4_1_zero_extendv2qiv2di2): Likewise.
9392 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9393 (sse4_1_zero_extendv4hiv4si2): Likewise.
9394 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9395 (sse4_1_zero_extendv2hiv2di2): Likewise.
9396 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9397 (sse4_1_zero_extendv2siv2di2): Likewise.
9398 (*sse4_1_zero_extendv2siv2di2): Likewise.
9399 (sse4_1_ptest): Likewise.
9400 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9401 (sse4_2_pcmpestri): Likewise.
9402 (sse4_2_pcmpestrm): Likewise.
9403 (sse4_2_pcmpistri): Likewise.
9404 (sse4_2_pcmpistrm): Likewise.
9406 (aeskeygenassist): Likewise.
9408 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9410 * config/i386/predicates.md (vzeroall_operation): New.
9412 * config/i386/sse.md (avx_vzeroall): New.
9413 (*avx_vzeroall): Likewise.
9415 2008-08-28 Paul Brook <paul@codesourcery.com>
9416 Mark Shinwell <shinwell@codesourcery.com>
9417 Richard Earnshaw <richard.earnshaw@arm.com>
9419 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9420 (TARGET_MIN_ANCHOR_OFFSET): New.
9421 (arm_override_options): Set correct anchor ranges for Thumb-1
9422 and Thumb-2 if required.
9423 (legitimize_pic_address): Handle case involving a TLS symbol
9424 reference with an addend.
9425 (arm_optimization_options): Enable section anchors at -O1 and
9427 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9428 * config/arm/arm-protos.h (arm_optimization_options): New.
9430 2008-08-28 Nick Clifton <nickc@redhat.com>
9432 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9433 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9436 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9437 * config/v850/v850.md (return): Remove frame size restriction.
9439 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9441 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9443 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9445 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9447 2008-08-28 Paul Brook <paul@codesourcery.com>
9449 * config/arm/vfp11.md: Update license notice.
9450 * config/arm/cortex-r4.md: Ditto.
9452 2008-08-28 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/37207
9455 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9458 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9461 * tree.c (int_fits_type_p): Don't forget unsigned integers
9462 of type sizetype which higher end word equals -1.
9464 2008-08-28 Ira Rosen <irar@il.ibm.com>
9466 * target.h (struct vectorize): Add new target builtin.
9467 * tree-vectorizer.c (destroy_loop_vec_info): Call
9468 vect_free_slp_instance instead of vect_free_slp_node.
9469 * tree-vectorizer.h (enum slp_load_perm_type): New.
9470 (struct _slp_instance): Add new fields.
9471 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9472 (SLP_INSTANCE_LOADS): New.
9473 (vect_free_slp_tree): Remove.
9474 (vect_free_slp_instance): Declare.
9475 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9476 (vectorizable_load): Add argument.
9477 (vect_transform_slp_perm_load): New.
9478 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9480 (vect_get_place_in_interleaving_chain): New function.
9481 (vect_free_slp_tree): Make static.
9482 (vect_free_slp_instance): New function.
9483 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9484 collect the load location in the interleaving chain.
9485 (vect_supported_slp_permutation_p): New function.
9486 (vect_supported_load_permutation_p): Likewise.
9487 (vect_analyze_slp_instance): In case of loads permutation, call
9488 vect_supported_load_permutation_p to check that the permutation is
9490 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9491 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9492 (vect_create_mask_and_perm): New function.
9493 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9494 (vectorizable_load): Add an argument. Don't keep the created vectors
9495 statements in the node if permutation is required. Call
9496 vect_transform_slp_perm_load to generate the permutation.
9497 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9498 additional argument.
9499 (vect_schedule_slp_instance): In case of loads permutation, allocate
9500 vectorized statements structure for all the related SLP nodes. Call
9501 vect_transform_stmt with addditional argument.
9502 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9503 * config/spu/spu.c (spu_builtin_vec_perm): New.
9504 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9505 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9506 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9507 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9509 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9511 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9512 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9513 __gthread_cond_signal, __gthread_cond_timedwait,
9514 __gthread_cond_timedwait_recursive): New functions.
9515 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9517 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9520 2008-08-28 Richard Guenther <rguenther@suse.de>
9523 * fold-const.c (maybe_canonicalize_comparison_1): Require
9524 undefined overflow only for canonicalizing A +- CST cmp CST.
9525 Make sure to not generate new constants that are not inside
9526 their TYPE_MIN/MAX_VALUE range.
9527 (maybe_canonicalize_comparison): Remove undefined overflow
9529 (fold_binary): Remove now duplicate folding.
9531 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9533 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9534 use not updated in the last change.
9536 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9538 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9539 (IRA_COVER_CLASSES): Add FPUL_REGS.
9541 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9544 * c-common.c (conversion_warning): Check for null operands.
9546 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9549 * c-decl.c (check_for_loop_decls): Improve error message. Give
9552 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9555 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9556 (convert_for_assignment): Pass corrent OPT_W* parameter to
9557 WARN_FOR_ASSIGNMENT.
9559 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9562 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9564 2008-08-27 Paul Brook <paul@codesourcery.com>
9566 * config.gcc: Loosen checks for arm uclinux eabi targets.
9568 2008-08-27 Paul Brook <paul@codesourcery.com>
9570 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9572 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9574 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9576 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9577 the enumerators of an ENUMERAL_TYPE.
9578 * dbxout.c (dbxout_type): Ditto.
9580 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9583 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9584 (fwprop_addr): Check that the loop_father is not the outer loop.
9586 2008-08-26 Paul Brook <paul@codesourcery.com>
9588 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9589 Remove documentation entry for fmul type.
9590 Use fmuls to annotate single-precision multiplication patterns,
9591 fmuld to annotate double-precision multiplication patterns,
9592 fmacs to annotate single-precision multiply-accumulate patterns
9593 and fmacd to annotate double-precision multiply-accumulate patterns.
9594 * config/arm/vfp11.md: Update reservations accordingly.
9595 * config/arm/arm.md: Note that certain values of the "type"
9596 attribute are documented in vfp.md.
9597 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9598 (v10_cvt): Use new fmul types.
9600 2008-08-26 Paul Brook <paul@codesourcery.com>
9602 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9603 * config/arm/vfp11.md: ...here. New.
9604 * config/arm/arm.md: Include vfp11.md.
9606 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9608 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9609 parameter to inform call.
9611 2008-08-26 Jeff Law <law@redhat.com>
9613 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9614 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9615 preferred class when copying a constant into a partial word register.
9617 2008-08-26 Ben Elliston <bje@au.ibm.com>
9619 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9620 * cp/typeck.c: Likewise.
9621 * cp/tree.c: Likewise.
9622 * gimple-low.c: Likewise.
9625 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9627 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9628 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9630 * doc/passes.texi: Describe IRA.
9632 * doc/tm.texi (IRA_COVER_CLASSES,
9633 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9635 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9636 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9637 -fira-propagate-cost, -fno-ira-share-save-slots,
9638 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9640 * flags.h (ira_algorithm): New enumeration.
9641 (flag_ira_algorithm, flag_ira_verbose): New external variable
9644 * postreload.c (gate_handle_postreload): Don't do post reload
9645 optimizations unless the reload is completed.
9647 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9650 * tree-pass.h (pass_ira): New external variable declaration.
9652 * reload.h: Add 2008 to the Copyright.
9654 * cfgloopanal.c: Include params.h.
9655 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9658 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9660 * toplev.c (ira.h): New include.
9661 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9662 (backend_init_target): Call ira_init.
9663 (backend_init): Call ira_init_once.
9664 (finalize): Call finish_ira_once.
9666 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9667 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9670 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9671 may_move_out_cost): New external variable declarations.
9672 (move_table): New typedef.
9674 * caller-save.c: Include headers output.h and ira.h.
9675 (no_caller_save_reg_set): New global variable.
9676 (save_slots_num, save_slots): New variables.
9677 (reg_save_code, reg_restore_code, add_stored_regs): Add
9679 (init_caller_save): Set up no_caller_save_reg_set.
9680 (init_save_areas): Reset save_slots_num.
9681 (saved_hard_reg): New structure.
9682 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9683 (initiate_saved_hard_regs, new_saved_hard_reg,
9684 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9686 (setup_save_areas): Add code for sharing stack slots.
9687 (all_blocks): New variable.
9688 (save_call_clobbered_regs): Process pseudo-register too.
9689 (mark_set_regs): Process pseudo-register too.
9690 (insert_one_insn): Put the insn after bb note in a empty basic
9691 block. Add insn check.
9693 * global.c (eliminable_regset): Make it external.
9694 (mark_elimination): Use DF_LR_IN for IRA.
9695 (pseudo_for_reload_consideration_p): New.
9696 (build_insn_chain): Make it external. Don't ignore spilled
9697 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9698 (gate_handle_global_alloc): New function.
9699 (pass_global_alloc): Add the gate function.
9701 * opts.c (decode_options): Set up flag_ira. Print the warning for
9703 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9705 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9707 * regmove.c (regmove_optimize): Don't do replacement of output for
9710 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9711 New external variable declarations.
9713 * local-alloc.c (update_equiv_regs): Make it external. Return
9714 true if jump label rebuilding should be done. Rescan new_insn for
9716 (gate_handle_local_alloc): New function.
9717 (pass_local_alloc): Add the gate function.
9719 * alias.c (value_addr_p, stack_addr_p): New functions.
9720 (nonoverlapping_memrefs_p): Use them for IRA.
9722 * common.opt (fira, fira-algorithm, fira-coalesce,
9723 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9724 fira-verbose): New options.
9726 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9727 move_cost, may_move_in_cost, may_move_out_cost): Make the
9729 (move_table): Remove typedef.
9730 (init_move_cost): Make it external.
9731 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9734 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9735 setup_reg_classes): New function prototypes.
9736 (eliminable_regset): New external variable declaration.
9737 (build_insn_chain, update_equiv_regs): New function prototypes.
9739 * Makefile.in (IRA_INT_H): New definition.
9740 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9741 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9742 (reload1.o, toplev.o): Add dependence on ira.h.
9743 (cfgloopanal.o): Add PARAMS_H.
9744 (caller-save.o): Add dependence on output.h and ira.h.
9745 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9746 ira-emit.o, ira-lives.o): New entries.
9748 * passes.c (pass_ira): New pass.
9750 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9752 * reload1.c (ira.h): Include the header.
9753 (changed_allocation_pseudos): New bitmap.
9754 (init_reload): Initiate the bitmap.
9755 (compute_use_by_pseudos): Permits spilled registers in FROM.
9756 (temp_pseudo_reg_arr): New variable.
9757 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9758 IRA. Call alter_reg with the additional parameter. Don't clear
9759 spilled_pseudos for IRA. Restore original insn chain for IRA.
9760 Clear changed_allocation_pseudos at the end of reload.
9761 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9762 (hard_regno_to_pseudo_regno): New variable.
9763 (count_pseudo): Check spilled pseudos. Set up
9764 hard_regno_to_pseudo_regno.
9765 (count_spilled_pseudo): Check spilled pseudos. Update
9766 hard_regno_to_pseudo_regno.
9767 (find_reg): Use better_spill_reload_regno_p. Check
9768 hard_regno_to_pseudo_regno.
9769 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9771 (eliminate_regs_1): Use additional parameter for alter_reg.
9772 (finish_spills): Set up pseudo_previous_regs only for spilled
9773 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9774 more arguments. Don't clear live_throughout and dead_or_set for
9775 spilled pseudos. Use additional parameter for alter_reg. Call
9776 mark_allocation_change. Set up changed_allocation_pseudos.
9777 Remove sanity check.
9778 (emit_input_reload_insns, delete_output_reload): Use additional
9779 parameter for alter_reg. Call mark_allocation_change.
9780 (substitute, gen_reload_chain_without_interm_reg_p): New
9782 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9784 * testsuite/gcc.dg/20080410-1.c: New file.
9786 * config/s390/s390.h (IRA_COVER_CLASSES,
9787 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9789 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9791 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9793 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9795 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9797 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9799 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9801 2008-08-24 Jeff Law <law@redhat.com>
9802 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9803 when ignoring unavailable registers.
9805 2008-08-24 Jeff Law <law@redhat.com>
9806 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9807 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9808 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9809 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9811 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9812 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9814 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9815 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9816 * reload1.c (find_reg): Process registers in register allocation order.
9818 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9819 * toplev.c (backend_init_target): Move ira_init call from
9821 (lang_dependent_init_target): ...to here.
9823 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9824 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9825 calculate memory move costs for NO_REGS.
9827 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9828 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9829 STACK_REGS is defined.
9831 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9832 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9834 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9835 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9837 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9838 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9839 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9842 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9843 Dorit Nuzman <dorit@il.ibm.com>
9845 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9846 vec_extract_evenv4sf, vec_extract_evenv8hi,
9847 vec_extract_evenv16qi, vec_extract_oddv4si,
9848 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9849 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9850 vec_interleave_highv4si, vec_interleave_lowv4si,
9851 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9852 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9853 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9855 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9858 * config/rs6000/rs6000.c (optimization_options): Don't default to
9859 section anchors without toplevel reorder.
9861 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9863 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9864 (mfc_end_critical_section): Likewise.
9866 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9868 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9869 all type qualifiers from element type to vector type.
9871 2008-08-25 David Daney <ddaney@avtrex.com>
9873 * config/mips/mips.md (immediate_insn): Move up in file, fix
9874 comment typo, reformat.
9875 (fetchop_bit, atomic_hiqi_op memory_barrier,
9876 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9877 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9878 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9879 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9880 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9881 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9882 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9883 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9884 sync_old_nand<mode>, sync_new_nand<mode>,
9885 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9886 test_and_set_12): Moved to sync.md.
9888 * config/mips/sync.md: New file.
9890 2008-08-25 Richard Henderson <rth@redhat.com>
9892 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9893 (regsave): Likewise.
9894 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9895 (output_cfi_directive): Likewise.
9896 (div_data_align): New.
9897 (output_cfi): Use it.
9899 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9901 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9902 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9903 (TARGET_OCTEON): New macro.
9904 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9905 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9906 (ISA_HAS_POP): New macro.
9907 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9909 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9911 * config/mips/mips.md (cpu): Add octeon.
9912 (type): Add pop attribute value.
9913 (popcount<mode>2): New pattern.
9914 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9916 2008-08-24 Jan Hubicka <jh@suse.cz>
9918 * doc/invoke.texi (-fipa-cp-clone): New option.
9919 (-fipa-cp): Update docs.
9920 (--param ipcp-unit-growth):New.
9921 * ipa-cp.c: Include fibheap.h, params.h
9922 (ipcp_initialize_node_lattices): When not cloning, all externally
9923 visible functions are bottom.
9924 (ipcp_need_redirect_p): Accept clones.
9925 (ipcp_insert_stage): Use cost driven heuristics.
9926 (max_count, dead_nodes): New static vars.
9927 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9928 ipcp_const_param_count): New functions.
9929 * common.opt (ipa-cp-clone): New command line option.
9930 * params.def (ipcp-unit-growth): New.
9932 2008-08-24 Jan Hubicka <jh@suse.cz>
9934 * tree-inline.c (tree_function_versioning): Look harder
9935 for referenced vars.
9937 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9939 PR tree-optimization/37185
9940 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9942 2008-08-23 Jan Hubicka <jh@suse.cz>
9944 * ipa-cp.c (ipcp_analyze_node): New function.
9945 (ipcp_update_cloned_node): Use it.
9946 (ipcp_init_stage): Likewise.
9947 * ipa-inline.c (function_insertion_hook_holder): New static var.
9948 (analyze_function): Break out from ....
9949 (inline_generate_summary): Here; register insertion hook.
9950 (cgraph_decide_inlining): Remove hook.
9951 (add_new_function): New function.
9953 2008-08-23 Jan Hubicka <jh@suse.cz>
9955 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9957 2008-08-23 Jan Hubicka <jh@suse.cz>
9959 * ipa-cp.c (constant_val_insert): Remove.
9960 (ipcp_propagate_one_const): Remove.
9961 (ipcp_create_replace_map): Always insert replacements to the map.
9962 (ipcp_insert_stage): Do not try to insert statements by hand.
9963 * tree-inline.c (insert_init_stmt): Break out from ...
9964 (setup_one_parameter): ... here; allow NULL BB pointer.
9965 (tree_function_versioning): Use setup_one_parameter to process
9968 2008-08-23 Jan Hubicka <jh@suse.cz>
9970 * tree.c (decl_address_ip_invariant_p): New function.
9971 * tree.h (decl_address_ip_invariant_p): Declare.
9972 * gimple.c (strip_invariant_refs): Break out from ...
9973 (is_gimple_invariant_address): ... here
9974 (is_gimple_ip_invariant_address): New function.
9975 (is_gimple_ip_invariant): New function.
9976 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9979 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9980 (ipcp_lat_is_insertable): All constants are insertable.
9981 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9982 IPA_CONST_VALUE_REF.
9983 (ipcp_initialize_node_lattices): Propagate all types of operands.
9984 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9985 (ipcp_create_replace_map): Reformat.
9986 (ipcp_need_redirect_p): Simplify.
9987 (ipcp_insert_stage): Check that argument is used before clonning.
9988 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9990 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9991 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9992 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9993 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9994 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9995 * tree-inline.c (tree_function_versioning): Add variables referenced
9998 2008-08-23 Jan Hubicka <jh@suse.cz>
10001 * i386.c (standard_80387_constant_p): Use optimize_size.
10003 2008-08-23 Ira Rosen <irar@il.ibm.com>
10005 PR tree-optimization/37161
10006 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
10007 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
10008 (vect_determine_vectorization_factor): Move the scalar type
10009 retrieval to vect_get_smallest_scalar_type.
10010 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
10011 scalar type. Remove redundant computation.
10012 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
10013 (vect_get_slp_defs): Take the type of RHS into account if
10014 necessary by calling vect_get_smallest_scalar_type. Call
10015 vect_get_constant_vectors with additional argument.
10017 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10020 * doc/invoke.texi (Wwrite-strings): Clarify description.
10022 2008-08-23 Ira Rosen <irar@il.ibm.com>
10024 PR tree-optimization/37174
10025 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
10026 def stmt is a part of the loop before accessing its stmt_vec_info.
10028 2008-08-22 Anatoly Sokolov <aesok@post.ru>
10031 * config/avr/avr.md (UNSPEC_SWAP): New constants.
10032 (*swap): New insn pattern.
10033 (*ashlqi3): Rename from ashlqi3 insn pattern.
10034 (ashlqi3): New expanders.
10035 (*lshrqi3): Rename from lshrqi3 insn pattern.
10036 (lshrqi3): New expanders.
10037 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
10038 lshrqi3_const5, lshrqi3_const6): New splitters.
10039 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
10040 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
10041 peephole2 patterns.
10043 2008-08-22 Richard Guenther <rguenther@suse.de>
10045 PR tree-optimization/37078
10046 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
10047 [+INF, +INF] ranges.
10049 2008-08-22 Richard Guenther <rguenther@suse.de>
10051 PR tree-optimization/37143
10052 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
10053 a conversion statement instead of a copy.
10055 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
10058 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
10059 CCCmode, CCOmode and CCSmode destination modes.
10062 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
10063 from different units in a single alternative.
10064 (*vec_extractv2sf_1): Ditto.
10065 (*vec_extractv2si_0): Ditto.
10066 (*vec_extractv2si_1): Ditto.
10067 * config/i386/sse.md (sse2_storehpd): Ditto.
10068 (sse2_storelpd): Ditto.
10069 (sse2_loadhpd): Ditto.
10070 (sse2_loadlpd): Ditto.
10073 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
10074 (popcountsi2): Ditto.
10075 (clzdi2_abm): Ditto.
10076 (popcountdi2): Ditto.
10077 (clzhi2_abm): Ditto.
10078 (popcounthi2): Ditto.
10080 2008-08-22 Richard Guenther <rguenther@suse.de>
10082 PR middle-end/36548
10083 PR middle-end/37125
10084 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
10085 if the multiplication does not overflow.
10087 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
10089 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
10091 2008-08-21 Richard Henderson <rth@redhat.com>
10093 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
10094 spurrious comma from test.
10095 * configure: Rebuild.
10097 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10100 * builtins.c (fold_builtin_next_arg): Add warning about undefined
10103 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
10105 * c-tree.h (grokfield): New argument.
10106 * c-decl.c (grokfield): Handle new location argument.
10107 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
10109 2008-08-21 Richard Guenther <rguenther@suse.de>
10111 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
10113 2008-08-21 Jan Hubicka <jh@suse.cz>
10115 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
10116 (cgraph_add_function_insertion_hook,
10117 cgraph_remove_function_insertion_hook,
10118 cgraph_call_function_insertion_hooks): New functions.
10119 * cgraph.h (cgraph_add_function_insertion_hook,
10120 cgraph_remove_function_insertion_hook,
10121 cgraph_call_function_insertion_hooks): Declare.
10122 * ipa-reference.c (function_insertion_hook_holder): New variable.
10123 (check_operand, look_for_address_of): When checking late, do not care
10124 about module bitmaps.
10125 (add_new_function): New function.
10126 (generate_summary): Register hooks; zero module bitmaps.
10127 (propagate): Unregister hooks.
10128 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
10129 (add_new_function): New function.
10130 (generate_summary): Register hook.
10131 (propagate): Remove hook.
10133 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
10135 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
10136 * ipa-cp.c (ipcp_update_cloned_node): New function.
10137 (build_const_val): Handle functions correctly; bring type logic
10138 into sync with tree-inline.c
10139 (ipcp_init_stage): Take care of computing stuff needed by
10140 indirect inlining; update clones.
10141 (ipcp_generate_summary): Break out of ipcp_driver.
10142 (ipcp_driver): Do only execution and transformation.
10143 (pass_ipa_cp): Make IPA_PASS.
10144 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10146 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10147 ipcp, some info is already available.
10148 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10149 * tree-inline.c (remap_ssa_name): Unshare expression.
10151 2008-08-21 Richard Guenther <rguenther@suse.de>
10153 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10154 a PHI ask VN if it is already available.
10155 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10156 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10158 2008-08-21 Richard Guenther <rguenther@suse.de>
10160 PR middle-end/36817
10161 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10162 makes sure to produce a result of the correct type.
10164 2008-08-21 Jan Hubicka <jh@suse.cz>
10165 Backport from LTO branch:
10167 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10168 Jan Hubicka <jh@suse.cz>
10171 (init_state, finish_state, set_function_state, generate_summary):
10173 (scan_stmt): Renamed from scan_function. Changed to keep state in
10174 local static vars rather than cgraph aux field.
10175 (propagate): Renamed from static_execute. Changed to keep state in
10176 local static vars rather than cgraph aux field.
10177 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10178 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10180 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10182 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10183 * ipa-reference.c (init_function_info, generate_summary,
10184 propagate): New functions.
10185 (analyze_function): Call init_function_info.
10186 (static_execute): Stripped into generate_summary and propagate.
10187 (pass_ipa_reference): Made into ipa_opt_pass.
10189 2008-08-21 Richard Guenther <rguenther@suse.de>
10191 PR tree-optimization/37181
10192 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10194 (extract_range_from_unary_expr): Likewise.
10196 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10198 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10200 * toplev.h (pedwarn_at): Likewise.
10201 * builtins.c: Update all calls to pedwarn.
10202 * c-lex.c: Likewise.
10203 * toplev.c: Likewise.
10204 * c-tree.h: Likewise.
10205 * c-decl.c: Likewise.
10206 * c-errors.c: Likewise.
10207 * c-typeck.c: Likewise.
10208 * c-common.c: Likewise.
10209 * c-parser.c: Likewise.
10211 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10214 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10215 with MODE_VECTOR_INT mode.
10217 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10220 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10221 initialized outside the current module.
10222 (warn_uninitialized_var): Ignore left-hand side when walking the
10223 trees. Ignore address expressions. Examine VUSE operands in gimple
10224 statements with a variable declaration on the right-hand side.
10226 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10229 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10231 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10234 * c-common.c (conversion_warning): Do not warn if applying bit-and
10235 operator to unsigned constant that fits in the target type.
10237 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10240 * c-common.c (conversion_warning): Do not warn for artificial
10243 2008-08-20 Richard Guenther <rguenther@suse.de>
10245 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10246 (extract_range_from_binary_expr): Fall back to constant propagation.
10247 (extract_range_from_unary_expr): Likewise.
10249 2008-08-20 Richard Guenther <rguenther@suse.de>
10251 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10252 with TREE_THIS_VOLATILE on shared nodes.
10253 (fold_stmt_r): Likewise.
10255 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10258 * c-parser.c (c_parser_attributes): For keywords use canonical
10259 spelling for attr_name.
10261 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10263 * value-prof.c (check_counter): Revert wrong call to error.
10265 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10267 * profile.c: Update calls to inform.
10268 * value-prof.c: Update calls to inform.
10270 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10272 * diagnostic.c (inform): Add an explicit location_t parameter.
10273 * toplev.h (inform): Update declaration.
10274 * builtins.c: Update all calls to inform.
10275 * c-common.c: Likewise.
10276 * c-decl.c: Likewise.
10277 * c-opts.c: Likewise.
10278 * c-pch.c: Likewise.
10279 * c-pragma.c: Likewise.
10280 * c-typeck.c: Likewise.
10281 * coverage.c: Likewise.
10282 * opts.c: Likewise.
10283 * toplev.c: Likewise.
10284 * tree-cfg.c: Likewise.
10285 * tree-ssa.c: Likewise.
10287 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10290 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10291 V2DI mode, for SSE4.1, use movq instead of vector set if the
10292 second element is zero and inter-unit moves are OK.
10294 2008-08-20 Richard Guenther <rguenther@suse.de>
10296 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10297 properly handle conversion/copy chains after tuplification.
10299 2008-08-20 Richard Guenther <rguenther@suse.de>
10301 * passes.c (init_optimization_passes): Move the second
10302 forwprop pass before alias computation. Remove the second
10303 DCE pass. Remove the first dominator and phi copy/const
10306 2008-08-20 Nick Clifton <nickc@redhat.com>
10308 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10309 support of this feature. Do not assume that a sufficiently new
10310 assembler will support the feature regardless of the target type.
10311 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10312 * configure: Regenerate.
10314 2008-08-20 Richard Guenther <rguenther@suse.de>
10316 * tree-vrp.c (found_in_subgraph): Remove.
10317 (live): New global static.
10318 (live_on_edge): New function.
10319 (blocks_visited): Remove.
10320 (register_edge_assert_for_2): Use live_on_edge.
10321 (find_conditional_asserts): Remove code dealing with
10322 found_in_subgraph. Do not walk the CFG.
10323 (find_switch_asserts): Likewise.
10324 (find_assert_locations_1): Renamed from find_assert_locations.
10325 Move finding assert locations for conditional and switch
10326 statements first. Update live bitmap. Do not walk the CFG.
10327 (find_assert_locations): New function.
10328 (insert_range_assertions): Remove entry of CFG walk.
10329 Adjust call to find_assert_locations.
10330 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10331 that only can appear because of fake exit edges but assert we
10332 never try to insert on those.
10333 (fini_pre): Do not remove fake exit edges here...
10334 (execute_pre): ...but here, before committing edge inserts.
10336 2008-08-19 Richard Guenther <rguenther@suse.de>
10338 * passes.c (init_optimization_passes): Exchange store-ccp
10341 2008-08-19 Rafael Espíndola <espindola@google.com>
10343 * varasm.c (weak_decls): Move earlier in the file.
10344 (assemble_external): Add weak decls to the weak_decls list.
10345 (declare_weak): Don't add decls to the weak_decls list.
10347 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10350 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10351 before (sse2_shufpd_<mode>).
10353 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10356 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10357 * tree.c (block_nonartificial_location): Likewise.
10359 2008-08-19 Richard Guenther <rguenther@suse.de>
10361 PR tree-optimization/35972
10362 PR tree-optimization/23094
10363 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10365 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10366 handle MISALIGNED_INDIRECT_REF.
10367 (get_ref_from_reference_ops): New helper.
10368 (vn_reference_lookup_pieces): Walk the use-def chain using the
10369 alias-oracle if requested.
10370 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10371 walking the use-def chain.
10372 (compute_avail): But not here.
10373 (create_component_ref_by_pieces_1): Properly handle
10374 MISALIGNED_INDIRECT_REF.
10375 (do_regular_insertion): Handle fully redundant
10376 expressions after PHI-translation also for SSA_NAME values, not
10377 only constants. Correctly use edoubleprime for that.
10379 2008-08-19 Ira Rosen <irar@il.ibm.com>
10381 * tree-vectorizer.c (supportable_widening_operation): Support
10382 multi-step conversion, return the number of steps in such conversion
10383 and the required intermediate types.
10384 (supportable_narrowing_operation): Likewise.
10385 * tree-vectorizer.h (vect_pow2): New function.
10386 (supportable_widening_operation): Change argument types.
10387 (supportable_narrowing_operation): Likewise.
10388 (vectorizable_type_promotion): Add an argument.
10389 (vectorizable_type_demotion): Likewise.
10390 * tree-vect-analyze.c (vect_analyze_operations): Call
10391 vectorizable_type_promotion and vectorizable_type_demotion with
10392 additional argument.
10393 (vect_get_and_check_slp_defs): Detect patterns.
10394 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10396 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10397 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10398 factor according to the smallest type in the loop.
10399 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10400 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10401 supportable_widening_operation with correct arguments.
10402 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10403 operands lists according to the number of vector statements in left
10404 or right node, if exists.
10405 (vect_gen_widened_results_half): Remove unused argument.
10406 (vectorizable_conversion): Call supportable_widening_operation,
10407 supportable_narrowing_operation, and vect_gen_widened_results_half
10408 with correct arguments.
10409 (vectorizable_assignment): Change documentation, support multiple
10411 (vectorizable_operation): Likewise.
10412 (vect_get_loop_based_defs): New function.
10413 (vect_create_vectorized_demotion_stmts): Likewise.
10414 (vectorizable_type_demotion): Support loop-aware SLP and general
10415 multi-step conversion. Call vect_get_loop_based_defs and
10416 vect_create_vectorized_demotion_stmts for transformation.
10417 (vect_create_vectorized_promotion_stmts): New function.
10418 (vectorizable_type_promotion): Support loop-aware SLP and general
10419 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10420 for transformation.
10421 (vectorizable_store): Change documentation, support multiple
10423 (vectorizable_load): Likewise.
10424 (vect_transform_stmt): Pass SLP_NODE to
10425 vectorizable_type_promotion and vectorizable_type_demotion.
10426 (vect_schedule_slp_instance): Move here the calculation of number
10427 of vectorized statements for each node from...
10428 (vect_schedule_slp): ... here.
10429 (vect_transform_loop): Call vect_schedule_slp without the last
10432 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10435 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10436 to == in assert statement.
10437 (vectorizable_reduction): Fix typo.
10439 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10442 * value-prof.c (check_counter): Dereference pointer to overall
10443 count when printing it.
10445 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10447 * profile.h: Really add it.
10449 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10451 * mcf.c: Really add it.
10453 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10454 Vinodha Ramasamy <vinodha@google.com>
10456 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10458 * value-prof.c (check_counter): Fix the counter if
10459 flag_profile_correction is true.
10460 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10461 tree_mod_subtract_transform):
10462 Follow check_counter parameter change.
10463 * common.opt (fprofile-correction): New option.
10465 * profile.h: Likewise.
10466 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10467 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10468 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10470 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10471 flag_profile_correction is set.
10473 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10475 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10477 2008-08-18 Tomas Bily <tbily@suse.cz>
10479 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10480 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10482 * tree-data-ref.c (split_constant_offset_1): Likewise.
10483 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10484 * tree-sra.c (sra_walk_expr): Likewise.
10485 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10486 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10487 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10488 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10490 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10491 * tree-vect-transform.c (vectorizable_type_demotion)
10492 (vectorizable_type_promotion): Likewise.
10493 * tree-inline.c (expand_call_inline):
10494 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10495 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10496 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10497 * expr.c (expand_expr_real_1): Likewise.
10498 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10499 (gimple_assign_unary_useless_conversion_p): Likewise.
10500 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10501 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10502 * fold-const.c (fold_unary): Likewise.
10503 * tree.h (CONVERT_EXPR_P): Likewise.
10504 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10505 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10507 (register_edge_assert_for_2, extract_range_from_unary_expr)
10508 (register_edge_assert_for_1): Likewise.
10510 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10512 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10513 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10514 (enum real_value_const): Delete.
10515 (get_real_const): Delete.
10516 * real.c (get_real_const): Delete.
10517 (dconst_e_ptr): Define.
10518 (dconst_third_ptr): Define.
10519 (dconst_sqrt2_ptr): Define.
10520 * builtins.c: Update all callers.
10522 2008-08-18 Richard Guenther <rguenther@suse.de>
10524 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10525 statement iterator after statement removal.
10527 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10529 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10530 (detect_processor_freebsd): Likewise.
10531 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10533 2008-08-18 Richard Guenther <rguenther@suse.de>
10535 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10536 and loads have the correct types.
10538 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10541 * c-opts.c (cpp_opts): Remove static.
10542 * c-parser.c (cpp_opts): Declare it extern.
10543 (disable_extension_diagnostics): Handle cpp options.
10544 (enable_extension_diagnostics): Likewise.
10546 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10548 * diagnostics.c (permerror_at): Rename as permerror.
10549 (permerror): Delete.
10550 * toplev.h: Likewise.
10552 2008-08-18 Richard Guenther <rguenther@suse.de>
10554 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10555 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10556 Move call_cdce before build_alias. Move copyrename2,
10557 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10558 right after final inlining.
10559 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10560 (pass_build_cfg): But instead via TODO_dump_func.
10562 2008-08-18 Richard Guenther <rguenther@suse.de>
10564 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10566 (scalarize_init): If we failed to generate some initializers
10567 do not generate zeros for not instantiated members. Instead
10568 rely on the copy out.
10569 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10570 about missing flow-sensitive alias info only if we have
10573 2008-08-17 Nick Clifton <nickc@redhat.com>
10575 * doc/extend.texi (Function Attributes): Fix typo in description
10576 if hot function attribute.
10578 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10579 Richard Sandiford <rdsandiford@googlemail.com>
10581 * doc/install.texi (--with-mips-plt): Document.
10582 * doc/invoke.texi (-mplt, -mno-plt): Document.
10583 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10584 and handle ${with_mips_plt}.
10585 * config/mips/mips.opt (mplt): New option.
10586 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10587 (TARGET_ABICALLS_PIC2): Likewise.
10588 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10589 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10590 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10591 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10592 to decide whether to output ".option picX" directives.
10593 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10594 Pass -call_nonpic rather than -KPIC for -mplt.
10595 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10596 on the command line. Also remove it when -mabi=64 is used without
10598 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10599 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10600 TARGET_ABICALLS_PIC0.
10601 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10603 (mips16_build_function_stub): Only output ".option pic" directives
10604 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10605 (mips16_build_call_stub): Fix comment and remove redundant
10606 ".set at"/"set .noat" directives.
10607 (mips_function_rodata_section): Use the default behaviour for
10608 TARGET_ABSOLUTE_ABICALLS.
10609 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10610 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10611 (mips_restore_gp): Do nothing if the current function doesn't use
10613 (mips_expand_prologue): Only save $gp if the current function uses it.
10614 Use a normal move for TARGET_ABICALLS_PIC0.
10615 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10617 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10619 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10620 of function when handling GLOBAL_POINTER_REGNUM.
10622 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10625 * common.opt (-fstack-check): Do not declare the variable here.
10626 (-fstack-check=): New option variant.
10627 * doc/invoke.texi (Code Gen Options): Document it.
10628 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10629 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10630 (STACK_CHECK_STATIC_BUILTIN): New macro.
10631 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10632 * opts.c: Include expr.h.
10633 (common_handle_option) <OPT_fold_stack_check_>: New case.
10634 <OPT_fstack_check>: Likewise.
10635 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10636 consistently in the test for variable-sized types. Adjust for
10637 new behaviour of flag_stack_check.
10638 * explow.c: Include except.h.
10639 (allocate_dynamic_stack_space): Do not take into account
10640 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10641 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10642 for variable-sized parameters. Treat all parameters whose size is
10643 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10644 stack checking is enabled.
10645 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10646 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10647 if generic stack checking is enabled.
10648 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10649 * reload1.c (reload): Likewise.
10650 * stmt.c (expand_decl): Assert that all automatic variables have
10651 fixed size at this point and remove dead code.
10652 * flags.h (stack_check_type): New enumeration type.
10653 (flag_stack_check): Declare.
10654 * toplev.c (flag_stack_check): New global variable.
10655 * Makefile.in (opts.o): Add dependency on EXPR_H.
10656 (explow.o): Add dependency on except.h.
10658 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10660 * config/avr/avr.c (avr_override_options): Reduce value of
10661 PARAM_INLINE_CALL_COST.
10663 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10665 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10666 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10667 lieu of TYPE_MODE (type) throughout.
10669 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10671 * config/arm/arm.c (add_minipool_backward_ref): Check for
10672 8-byte-aligned entries in second case of forcing insertion after a
10673 particular entry. Change third case to avoid inserting
10674 non-8-byte-aligned entries before 8-byte-aligned ones.
10676 2008-08-15 Richard Guenther <rguenther@suse.de>
10678 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10679 strip components for unknown size accesses.
10681 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10683 * config/s390/2097.md New file.
10684 * config/s390/s390.md ("z10prop" attribute): Define none,
10685 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10686 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10687 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10688 possible values and apply them to insns as appropriate.
10689 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10690 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10691 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10692 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10693 ("bfp" mode attribute): Removed. Every occurence replaced
10695 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10696 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10699 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10702 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10705 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10707 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10708 additional argument. Support reduction when duplication is needed due
10709 to data-types of different sizes in the loop.
10710 (get_initial_def_for_induction): Fix printout.
10711 (vect_get_vec_def_for_stmt_copy): Support case where the
10712 vec_stmt_for_operand is a phi node.
10713 (vectorizable_reduction): Support reduction when duplication is needed
10714 due to data-types of different sizes in the loop.
10715 (vectorizable_call): Remove restriction to not vectorize in case we
10716 have data-types of different sizes in the loop.
10717 (vectorizable_conversion): Likewise.
10718 (vectorizable_operation): Likewise.
10719 (vectorizable_type_demotion): Likewise.
10720 (vectorizable_type_promotion): Likewise.
10721 (vectorizable_induction): Add restriction to not vectorize in case
10722 we have data-types of different sizes in the loop.
10724 2008-08-14 Christophe Saout <christophe@saout.de>
10725 Uros Bizjak <ubizjak@gmail.com>
10728 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10729 (*vec_concatv2di_rex64_sse4_1): Ditto.
10730 (*vec_concatv2di_rex64_sse): Ditto.
10732 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10734 PR middle-end/37103
10735 * fold-const.c (fold_widened_comparison): Do not allow
10736 sign changes that change the result even if shorter type
10737 is wider than arg1_unw's type.
10739 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10741 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10742 Skip if the multilib testing specifies -march that does not
10743 agree with the one specified in the testcase.
10745 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10747 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10748 zero extend SImode values being converted to TFmode before passing
10751 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10753 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10754 __PPU__ when targeting the Cell/B.E. PPU processor.
10756 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10758 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10759 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10760 Rematerialize the static chain, if any.
10761 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10764 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10766 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10767 (new_loc_descr): Likewise.
10768 (add_loc_descr): Likewise.
10769 (size_of_loc_descr): Likewise.
10770 (size_of_locs): Likewise.
10771 (output_loc_operands): Likewise.
10772 (output_loc_sequence): Likewise.
10773 (new_reg_loc_descr): New.
10774 (build_cfa_loc): Use it.
10775 (build_cfa_aligned_loc): Likewise.
10776 (one_reg_loc_descriptor): Likewise.
10777 (based_loc_descr): Likewise.
10779 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10782 * doc/invoke.texi (Wmain): Update.
10783 * c-decl.c (start_decl): warn_main is only 0 or 1.
10784 (start_function): Likewise. Fix formatting.
10785 (finish_function): Delete redundant warning.
10786 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10787 * c-opts (c_common_handle_option): -Wall only has effect if
10788 warn_main is uninitialized. OPT_Wmain is automatically
10789 handled. -pedantic also enables Wmain.
10790 (c_common_post_options): Handle all logic for Wmain here.
10791 * c-common.c (warn_main): Delete.
10792 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10793 * c-common.h (warn_main): Delete.
10795 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10797 PR middle-end/36701
10798 * expr.c (emit_group_store): Allocate stack temp with the
10799 largest alignment when copying from register to stack.
10801 2008-08-13 Richard Guenther <rguenther@suse.de>
10803 * tree.h (maybe_fold_offset_to_address): Declare.
10804 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10805 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10806 Likewise for POINTER_PLUS_EXPR.
10807 (maybe_fold_offset_to_reference): Enable disabled code.
10808 (maybe_fold_offset_to_address): New function.
10809 (fold_stmt_r): Use it.
10810 (fold_gimple_assign): Likewise.
10811 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10812 (gimplify_expr): Likewise.
10814 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10816 * toplev.h (pedwarn_at): Fix declaration.
10818 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10820 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10821 LINK_SPEC): Use %R in -Y P argument.
10823 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10826 * diagnostic.c (pedwarn_at): New.
10827 * toplev.h (pedwarn_at): Declare.
10828 * c-tree.h (build_enumerator): Update declaration.
10829 * c-decl.c (finish_enum): Update comment.
10830 (build_enumerator): Take a location parameter. Give a pedwarn but do
10831 not perform any conversion.
10832 * c-parser.c (c_parser_enum_specifier): Set correct location for
10835 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10838 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10839 expressions except for conversions to signed:1 bitfields. Handle
10840 COND_EXPR with constant operands.
10842 2008-08-13 Richard Guenther <rguenther@suse.de>
10844 PR tree-optimization/15255
10845 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10846 (struct oecount_s): New struct and VEC types.
10847 (cvec): New global.
10848 (oecount_hash): New function.
10849 (oecount_eq): Likewise.
10850 (oecount_cmp): Likewise.
10851 (zero_one_operation): New function.
10852 (build_and_add_sum): Likewise.
10853 (undistribute_ops_list): Perform un-distribution of multiplication
10854 and division on the chain of summands.
10855 (should_break_up_subtract): Also break up subtracts for factors.
10856 (reassociate_bb): Delete dead visited statements.
10857 Call undistribute_ops_list. Re-sort and optimize if it did something.
10858 * passes.c (init_optimization_passes): Move DSE before
10860 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10863 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10865 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10867 * doc/invoke.texi: Revert unintended checkin.
10869 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10872 * gcc.c (include_spec_function): Tweak call to find_a_file.
10874 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10876 PR middle-end/37014
10877 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10878 and TRUTH_ORIF_EXPR.
10879 * dojump.c (do_jump): Likewise.
10881 PR tree-optimization/37084
10882 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10883 if id->regimplify, don't assume stmt is a cast assignment.
10885 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10887 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10889 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10892 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10895 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10897 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10898 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10900 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10901 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10902 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10903 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10904 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10906 * doc/tm.texi (Storage Layout): Remove documentation for
10907 TARGET_FLOAT_FORMAT.
10909 * simplify-rtx.c (simplify_binary_operation_1): Replace
10910 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10912 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10914 * real.h (struct real_format): New member has_sign_dependent_rounding.
10915 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10916 spu_single_format, ieee_double_format, mips_double_format,
10917 motorola_double_format, ieee_extended_motorola_format,
10918 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10919 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10920 mips_extended_format, ieee_quad_format, mips_quad_format,
10921 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10922 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10924 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10925 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10926 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10927 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10928 (ROUND_TOWARDS_ZERO): Likewise.
10930 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10931 (FLOAT_MODE_FORMAT): New macro.
10932 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10933 (MODE_COMPOSITE_P): ... this new macro.
10934 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10935 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10936 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10938 * flags.h: Include "real.h".
10940 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10941 REAL_MODE_FORMAT_COMPOSITE_P.
10942 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10944 * doc/tm.texi (Storage Layout): Remove documentation of
10945 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10946 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10947 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10948 they only apply to libgcc2.a.
10950 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10952 * config/spu/float_disf.c: New file.
10953 * config/spu/float_unsdisf.c: New file.
10954 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10955 (LIB2FUNCS_EXCLUDE): Define.
10957 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10958 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10960 * real.h (struct real_format): New member round_towards_zero.
10961 * real.c (round_for_format): Respect fmt->round_towards_zero.
10962 (ieee_single_format, mips_single_format, motorola_single_format,
10963 spu_single_format, ieee_double_format, mips_double_format,
10964 motorola_double_format, ieee_extended_motorola_format,
10965 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10966 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10967 mips_extended_format, ieee_quad_format, mips_quad_format,
10968 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10969 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10971 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10972 real_format to choose rounding mode when calling MPFR functions.
10973 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10974 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10976 * real.h (real_to_decimal_for_mode): Add prototype.
10977 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10978 Respect target rounding mode when generating decimal representation.
10979 (real_to_decimal): New stub for backwards compatibility.
10980 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10981 real_to_decimal_for_mode instead of real_to_decimal.
10983 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10985 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10986 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10988 * real.c (spu_single_format): New variable.
10989 * real.h (spu_single_format): Declare.
10991 * config/spu/spu.c (spu_override_options): Install SFmode format.
10992 (spu_split_immediate): Use integer mode to operate on pieces of
10993 floating-point values in all cases.
10995 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10996 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10997 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10999 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11001 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
11003 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11005 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
11007 2008-08-12 Jakub Jelinek <jakub@redhat.com>
11010 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
11011 on the VAR_DECL instead of TYPE_READONLY on its type.
11013 2008-08-12 Ira Rosen <irar@il.ibm.com>
11015 * tree-vectorizer.c: Depend on langhooks.h.
11016 (supportable_widening_operation): Add two arguments. Support double
11018 (supportable_narrowing_operation): Likewise.
11019 * tree-vectorizer.h (supportable_widening_operation): Add two
11021 (supportable_narrowing_operation): Likewise.
11022 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
11023 supportable_widening_operation with correct arguments.
11024 * tree-vect-transform.c (vectorizable_conversion): Likewise.
11025 (vectorizable_type_demotion): Support double type conversions.
11026 (vectorizable_type_promotion): Likewise.
11027 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
11029 2008-08-11 Michael Matz <matz@suse.de>
11031 * i386/i386.c (override_options): Move initialisation from
11032 flag_schedule_insns_after_reload to here from ...
11033 (optimization_options): ... here.
11035 2008-08-11 Jakub Jelinek <jakub@redhat.com>
11037 PR rtl-optimization/36998
11038 * dwarf2out.c (compute_barrier_args_size_1,
11039 compute_barrier_args_size): Temporarily remove assertions.
11041 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11043 PR middle-end/20644
11044 * tree-ssa.c (struct walk_data): Add new flag
11045 warn_possibly_uninitialized.
11046 (warn_uninitialized_var): Use it.
11047 (warn_uninitialized_vars): New.
11048 (execute_early_warn_uninitialized): Call it.
11049 (execute_late_warn_uninitialized): Likewise.
11051 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11053 PR middle-end/36238
11054 * reload1.c (gen_reload): Guard calls to get_secondary_mem
11055 for memory subregs.
11057 2008-08-09 Jan Hubicka <jh@suse.cz>
11060 * optabs.c (maybe_emit_unop_insn): Remove produced code if
11062 (expand_fix): Be prepared for expansion to fail.
11063 (expand_sfix_optab): Remove instructions if expansion failed.
11065 2008-08-09 Anatoly Sokolov <aesok@post.ru>
11067 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
11068 avr31 architecture.
11069 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
11070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11072 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11074 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
11075 mips/t-libgcc-mips16 to tmake_file.
11076 * config/mips/mips-protos.h (mips_call_type): New enum.
11077 (mips_pic_base_register, mips_got_load): Declare.
11078 (mips_restore_gp): Take an rtx argument.
11079 (mips_use_pic_fn_addr_reg_p): Declare.
11080 (mips_expand_call): Replace the sibcall_p argument with
11081 a mips_call_type argument. Add a lazy_p parameter.
11082 (mips_split_call): Declare.
11083 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
11084 (MIPS16_PIC_TEMP): Likewise.
11085 (reg_class): Delete M16_NA_REGS.
11086 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11087 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
11088 (mips_split_hi_p): Declare.
11089 * config/mips/mips.c (mips_split_hi_p): New array.
11090 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
11091 (mips_got_symbol_type_p): New function.
11092 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
11093 (mips16_stub_function_p): New function.
11094 (mips16_local_function_p): Likewise.
11095 (mips_use_pic_fn_addr_reg_p): Likewise.
11096 (mips_cannot_force_const_mem): Return false for HIGHs.
11097 Extend CONST_INT and symbolic handling to MIPS16, using
11098 mips_symbol_insns to check that the base symbol type is a
11099 legitimate constant. Reject GOT-based constants if
11100 TARGET_MIPS16_PCREL_LOADS.
11101 (mips_const_insns): Check targetm.cannot_force_const_mem when
11102 decomposing a symbolic base and a large offset.
11103 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
11104 When calling a function that needs $25 from MIPS16 code,
11105 move the target address into $25 separately and add a USE
11107 (mips16_gp_pseudo_reg): Insert the initializer immediately
11108 before the first real insn.
11109 (mips_pic_base_register, mips_got_load): New functions.
11110 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
11111 parameter to LOW_OUT. Say that it can be any valid SET_SRC
11112 when splitting a load-address operation. Split SYMBOL_GOT_DISP
11113 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
11114 (mips_call_tls_get_addr): Update the call to mips_expand_call,
11115 also passing NULL_RTX rather than const0_rtx as the aux argument.
11116 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
11117 instead of TARGET_EXPLICIT_RELOCS.
11118 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
11119 (mips_load_call_address): Replace the sibcall_p argument with
11120 a mips_call_type argument. Use mips_got_load.
11121 (mips16_local_alias): New structure.
11122 (mips16_local_aliases): New variable.
11123 (mips16_local_aliases_hash): New function.
11124 (mips16_local_aliases_eq): Likewise.
11125 (mips16_local_alias): Likewise.
11126 (mips16_stub_function): Likewise.
11127 (mips16_build_function_stub): Create a local alias for the target
11128 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
11129 .cpload directive and an R_MIPS_NONE relocation for the target
11130 function, then load the alias rather than the function itself.
11131 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
11132 (mips16_copy_fpr_return_value): Use mips16_stub_function and
11133 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
11134 (mips16_build_call_stub): Replace the FN parameter with an
11135 FN_PTR parameter. Force the address into a register if it
11136 isn't a call_insn_operand; don't rely on the caller to do this.
11137 If a call to a locally-defined and locally-binding MIPS16
11138 function must be made indirectly, redirect the call to the
11139 function's local alias. Use mips16_stub_function_p,
11140 mips16_stub_function, mips_expand_call and use_reg.
11141 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11142 Use explicit %hi and %lo accesses where possible.
11143 Use MIPS_CALL to generate the correct code form of a
11144 jal instruction. Add clobbers of $18 instead of uses.
11145 Update the call to mips_emit_call_insn.
11146 (mips_expand_call): Replace the SIBCALL_P argument with a
11147 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11148 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11149 allowing it to modify the call address. Update the calls to
11150 mips_load_call_address and mips_emit_call_insn.
11151 (mips_split_call): New function.
11152 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11153 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11154 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11155 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11156 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11158 (mips_cprestore_slot): New function.
11159 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11160 and use mips_cprestore_slot.
11161 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11163 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11164 then use a copygp_mips16 instruction to set up $28.
11165 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11166 (mips16_lay_out_constants): Call split_all_insns_noflow.
11167 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11168 false if TARGET_MIPS16.
11169 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11170 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11171 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11172 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11173 MIPS16 code. Allow MIPS16 o32 PIC.
11174 (mips_override_options): Allow MIPS16 o32 PIC.
11175 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11176 after reload if TARGET_USE_GOT.
11177 (UNSPEC_COPYGP): New constant.
11178 (length): Use a default length of 8 for MIPS16 GOT loads.
11179 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11180 (*got_page<mode>): Check mips_split_hi_p.
11181 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11182 (unspec_got<mode>, unspec_call<mode>): New expanders.
11183 (load_got<mode>, load_call<mode>): Remove the length attributes.
11184 Use a got attribute instead of a type attribute.
11185 (copygp_mips16): New insn.
11186 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11187 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11188 (sibcall, sibcall_value, call, call_value): Update the calls
11189 to mips_expand_call.
11190 (call_internal, call_value_internal): Use mips_split_call.
11191 (call_value_multiple_internal): Likewise.
11192 (call_split): Move after call_internal (the insn it is split from).
11193 (call_internal_direct, call_value_internal_direct): Turn into
11194 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11195 (call_direct_split, call_value_direct_split): New patterns.
11196 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11197 and use M16_REGS instead of M16_NA_REGS.
11198 * config/mips/predicates.md (const_call_insn_operand): Replace
11199 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11200 mips_use_pic_fn_addr_reg_p check.
11201 (move_operand): Reject HIGHs if mips_split_hi_p.
11202 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11203 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11204 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11205 * config/mips/libgcc-mips16.ver: New file.
11206 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11207 $(srcdir)/config/mips/libgcc-mips16.ver.
11209 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11211 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11213 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11214 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11215 (mips16_cfun_returns_in_fpr_p): Likewise.
11217 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11219 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11220 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11221 rather than 4 to PC.
11223 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11225 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11226 (FUNCTION_PROFILER): Save the static chain pointer into $2
11227 beforehand and restore it aftewards.
11228 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11229 address directly into $25 and call the function through $25;
11230 do not clobber $3. Pad the DImode version to cover the space
11231 left by the deleted $25 <- $3 move.
11232 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11233 the removal of the $25 <- $3 move.
11234 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11235 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11237 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11238 Daniel Jacobowitz <dan@codesourcery.com>
11240 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11241 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11242 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11243 * config/mips/mips.c (mips_start_function_definition): New function.
11244 (mips_end_function_definition): Likewise.
11245 (mips_output_function_prologue): Use mips_start_function_definition.
11246 (mips_output_function_epilogue): Use mips_end_function_definition.
11247 (build_mips16_function_stub): Use mips_start_function_definition
11248 and mips_end_function_definition.
11249 (build_mips16_call_stub): Likewise.
11251 2008-08-09 Richard Guenther <rguenther@suse.de>
11253 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11254 * gimple.h (gimple_call_fn): Adjust comment.
11255 (gimple_call_set_fndecl): New function.
11256 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11257 longer having bare FUNCTION_DECL operand.
11258 (gimple_call_return_type): Likewise.
11259 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11261 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11262 (gimple_mod_pow2): Likewise.
11263 (gimple_mod_subtract): Likewise.
11264 (gimple_ic): Likewise.
11265 (gimple_stringop_fixed_value): Likewise.
11266 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11267 longer having bare FUNCTION_DECL operand.
11268 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11269 * omp-low.c (optimize_omp_library_calls): Likewise.
11270 * cgraphunit.c (update_call_expr): Likewise.
11271 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11272 (execute_convert_to_rsqrt): Likewise.
11273 * cfgexpand.c (gimple_to_tree): Simplify.
11274 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11275 bare FUNCTION_DECL operand.
11276 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11277 (convert_gimple_call): Use gimple_call_fndecl.
11278 * c-common.c (c_warn_unused_result): Likewise.
11280 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11283 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11284 (c_finish_return): Likewise.
11285 (c_start_case): Likewise.
11286 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11287 * c-parser.c (c_parser_condition): New. Call
11288 verify_sequence_points.
11289 (c_parser_paren_condition): Call c_parser_condition.
11290 (c_parser_for_statement): Call c_parser_condition.
11292 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11295 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11296 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11297 Moved from diagnostic.h
11298 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11300 (emit_diagnostic): New.
11301 (warning0, pedwarn0): Delete.
11302 (warning, warning_at, pedwarn, permerror): Return bool.
11303 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11304 Moved to diagnostic.c.
11305 (struct diagnostic_context): Use correct type for
11306 classify_diagnostic.
11307 (diagnostic_report_diagnostic): Update declaration.
11308 (emit_diagnostic): Declare.
11309 * errors.c (warning): Return bool.
11310 * errors.h (warning): Update declaration.
11311 * toplev.h (warning0, pedwarn0): Delete.
11312 (warning, warning_at, pedwarn, permerror): Return bool.
11313 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11314 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11315 inform. Update all calls.
11316 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11317 before giving informative note.
11318 (implicit_decl_warning): Likewise.
11319 * c-typeck.c (build_function_call): Likewise.
11320 * tree-sssa.c (warn_uninit): Likewise.
11321 * builtins.c (gimplify_va_arg_expr): Likewise.
11323 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11326 * doc/invoke.texi (-Wextra): Move warning from here...
11327 (-Wuninitialized): ... to here.
11329 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11332 * flags.h (set_Wunused): Delete
11333 * toplev.c (process_options): Handle Wunused flags here.
11334 * opts.c (maybe_warn_unused_parameter): Delete.
11335 (common_handle_option): Replace set_Wunused by warn_unused.
11336 (set_Wextra): Do not handle Wunused-parameter here.
11337 (set_Wunused): Delete.
11338 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11340 * common.opt (Wunused): Add Var and Init.
11341 (Wunused-function): Likewise.
11342 (Wunused-label): Likewise.
11343 (Wunused-parameter): Likewise.
11344 (Wunused-value): Likewise.
11345 (Wunused-variable): Likewise.
11347 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11349 * doc/invoke.texi: Add cpu_type power7.
11350 * config.in (HAVE_AS_VSX): New.
11351 * config.gcc: Add cpu_type power7.
11352 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11354 * configure: Regenerate.
11355 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11357 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11358 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11359 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11361 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11363 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11364 type to vectorize.builtin_conversion.
11365 (vectorizable_conversion): Likewise.
11366 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11367 integral type as input.
11368 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11370 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11371 and ALTIVEC_BUILTIN_VCTSXS.
11372 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11375 2008-08-08 Richard Guenther <rguenther@suse.de>
11377 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11378 (surely_varying_stmt_p): Calls are varying only if they are
11379 non-builtin and not indirect or have no result.
11380 (ccp_fold): Re-instantiate code before the tuples merge.
11382 2008-08-08 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/37056
11385 * gimple.h (gimple_assign_rhs_class): New helper function.
11386 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11387 unary operations properly.
11389 2008-08-07 Jan Hubicka <jh@suse.cz>
11391 * i386.h (ix86_size_cost): Declare.
11392 (ix86_cur_cost): New function macro.
11393 * i386.md (peepholes expanding size and splitters): Predicate by
11394 optimize_insn_for_speed_p.
11395 (peepholes reduce size and splitters): Predicate by
11396 optimize_insn_for_size_p.
11397 * i386.c (ix86_size_cost): Rename from ...
11398 (size_cost): This one.
11399 (override_options): Update.
11400 (decide_alg): Likewise.
11401 (ix86_expand_clear): Use RTL profile.
11402 (ix86_pad_returns): Use RTL profile.
11404 2008-08-07 Jan Hubicka <jh@suse.cz>
11406 * recog.c (split_all_insns): Set RTL profile
11407 (peephole2_optimize): Likewise.
11408 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11409 * combine.c (combine_instructions): Likewise.
11411 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11413 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11415 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11417 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11418 value in a6 after the set_frame_ptr insn.
11420 2008-08-07 Richard Henderson <rth@redhat.com>
11423 * gcc.c (cpp_options): Pass along -g*.
11425 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11427 * config/arm/arm.c (output_move_neon): Update comment describing
11428 big-endian vector layout.
11429 (arm_assemble_integer): Do not handle big-endian NEON vectors
11431 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11432 neon_vget_lane<mode>_sext_internal,
11433 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11434 element indices for big-endian.
11436 2008-08-07 Richard Henderson <rth@redhat.com>
11438 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11439 * configure, config.in: Rebuild.
11440 * debug.h (dwarf2out_do_cfi_asm): Declare.
11441 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11442 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11443 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11444 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11446 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11448 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11449 movv2si_internal): Combine into mov<mode>_internal.
11450 (movv2si_internal_2): Remove.
11452 2008-08-07 Jan Hubicka <jh@suse.cz>
11455 * i386.md (single stringop patterns): Enable unconditionally.
11457 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11460 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11462 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11463 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11465 * config/i386/sse.md (sse2_movq128): New.
11467 * doc/extend.texi: Document __builtin_ia32_movq128.
11469 2008-08-07 Richard Guenther <rguenther@suse.de>
11471 PR middle-end/37042
11472 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11473 pointers can access anything.
11475 2008-08-06 Jan Hubicka <jh@suse.cz>
11477 * optabs.c (emit_unop_insn): Break out to ...
11478 (maybe_emit_unop_insn): ... this one.
11479 (expand_sfix_optab): Use maybe variant.
11480 * optabs.h (maybe_emit_unop_insn): Declare.
11482 * i386.md (mov0 patterns): Enable by default.
11483 (FP conversion expanders): Disable expansion of code expanding
11484 sequences when instruction should be optimized for size.
11485 (single strinop patterns): Enable when optimizing for size.
11486 (string expanders): Disable expanding of code expanding sequences
11487 when optimizning instruction for size.
11488 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11490 (ix86_fp_comparison_sahf_cost): Likewise.
11491 (ix86_expand_branch): Likewise.
11492 (ix86_expand_ashl_const): Likewise.
11493 (ix86_split_ashl): Likewise.
11494 (ix86_expand_strlen): Likewise.
11495 (ix86_emit_fp_unordered_jump): Likewie.
11497 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11499 * c-common.c: Fix typo.
11500 (c_common_reswords): Activate more C++ keyword warnings.
11502 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11504 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11507 * diagnostic.c (permerror_at): New.
11508 * toplev.h (permerror_at): Declare.
11510 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11511 Ira Rosen <irar@il.ibm.com>
11513 * tree-vect-transform.c (vect_model_simple_cost): Return
11514 immediately if stmt is pure SLP.
11515 (vect_model_store_cost): Ditto.
11516 (vect_model_load_cost): Ditto.
11517 (vectorizable_store): Remove PURE_SLP check before call
11518 to vect_model_store_cost.
11519 (vect_model_store_cost): When checking whether stmt describe
11520 strided access, add a check that it is not slp_node.
11522 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11525 * c-common.c (warn_for_sign_compare): New. Handle separately the
11526 case that 'constant' is zero.
11527 * c-typeck.c (build_binary_op): Move code to c-common.c
11529 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11531 * config/alpha/alpha.c (alpha_preferred_reload_class,
11532 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11533 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11534 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11535 * config/arm/arm.md: Likewise.
11536 * config/avr/avr-protos.h (preferred_reload_class,
11537 test_hard_reg_class, avr_simplify_comparison_p,
11538 out_shift_with_cnt, class_max_nregs): Likewise.
11539 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11540 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11541 preferred_reload_class, test_hard_reg_class): Likewise.
11542 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11543 bfin_memory_move_cost, bfin_secondary_reload,
11544 bfin_output_mi_thunk): Likewise.
11545 * config/crx/crx.c (crx_secondary_reload_class,
11546 crx_memory_move_cost): Likewise.
11547 * config/frv/frv-protos.h (frv_secondary_reload_class,
11548 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11549 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11550 frv_secondary_reload_class, frv_class_likely_spilled_p,
11551 frv_class_max_nregs): Likewise.
11552 * config/h8300/h8300.c (h8300_classify_operand,
11553 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11555 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11556 * config/ia64/ia64.c (ia64_preferred_reload_class,
11557 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11558 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11559 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11561 * config/m68hc11/m68hc11.c (preferred_reload_class,
11562 m68hc11_memory_move_cost): Likewise.
11563 * config/mcore/mcore.c (mcore_secondary_reload_class,
11564 mcore_reload_class): Likewise.
11565 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11566 mips_class_max_nregs, mips_cannot_change_mode_class,
11567 mips_preferred_reload_class, mips_secondary_reload_class,
11568 mips_output_mi_thunk): Likewise.
11569 * config/mmix/mmix.c (mmix_preferred_reload_class,
11570 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11572 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11574 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11575 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11576 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11577 * config/rs6000/rs6000.c (paired_expand_vector_init,
11578 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11579 compare_section_name, rs6000_memory_move_cost): Likewise.
11580 * config/s390/s390.c (s390_emit_compare_and_swap,
11581 s390_preferred_reload_class, s390_secondary_reload,
11582 legitimize_pic_address, legitimize_tls_address,
11583 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11584 s390_class_max_nregs): Likewise.
11585 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11586 * config/s390/s390.md: Likewise.
11587 * config/score/score-protos.h (score_secondary_reload_class,
11588 score_preferred_reload_class): Likewise.
11589 * config/score/score.c (score_preferred_reload_class,
11590 score_secondary_reload_class): Likewise.
11591 * config/score/score3.c (score3_output_mi_thunk,
11592 score3_preferred_reload_class, score3_secondary_reload_class,
11593 score3_hard_regno_mode_ok): Likewise.
11594 * config/score/score3.h (score3_preferred_reload_class,
11595 score3_secondary_reload_class): Likewise.
11596 * config/score/score7.c (score7_output_mi_thunk,
11597 score7_preferred_reload_class, score7_secondary_reload_class,
11598 score7_hard_regno_mode_ok): Likewise.
11599 * config/score/score7.h (score7_preferred_reload_class,
11600 score7_secondary_reload_class): Likewise.
11601 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11602 output_branchy_insn, add_constant, gen_block_redirect,
11603 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11604 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11605 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11606 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11607 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11608 xstormy16_preferred_reload_class): Likewise.
11609 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11610 xtensa_expand_atomic, override_options,
11611 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11613 * reorg.c (try_merge_delay_insns): Likewise.
11614 * tree.c (merge_dllimport_decl_attributes): Likewise.
11616 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11618 2008-08-06 Michael Matz <matz@suse.de>
11620 * Makefile.in (write_entries_to_file): Quote words.
11621 * gengtype.c (read_input_line): Skip over leading white-space.
11623 2008-08-06 Marc Gauthier <marc@tensilica.com>
11625 * config.gcc: Match more processor names for Xtensa.
11626 * configure.ac: Likewise.
11627 * doc/install.texi (Specific): Likewise.
11628 * configure: Regenerate.
11630 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11632 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11633 * calls.c (avoid_likely_spilled_reg): Likewise.
11634 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11635 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11636 * config/i386/i386.c (ix86_expand_special_args_builtin,
11637 ix86_secondary_reload): Likewise.
11638 * except.c (struct eh_region, gen_eh_region_catch,
11639 remove_unreachable_regions, duplicate_eh_regions,
11640 assign_filter_values, build_post_landing_pads,
11641 sjlj_find_directly_reachable_regions, remove_eh_handler,
11642 reachable_next_level, foreach_reachable_handler,
11643 can_throw_internal_1, can_throw_external_1,
11644 collect_one_action_chain): Likewise.
11645 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11646 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11647 * function.c (update_temp_slot_address, instantiate_new_reg,
11648 instantiate_virtual_regs_in_rtx,
11649 instantiate_virtual_regs_in_insn): Likewise.
11650 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11651 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11652 gimplify_cleanup_point_expr): Likewise.
11653 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11654 * passes.c (next_pass_1): Likewise.
11655 * print-tree.c (print_node_brief, print_node): Likewise.
11656 * profile.c (branch_prob): Likewise.
11657 * tree-dump.c (dump_register): Likewise.
11658 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11660 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11661 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11662 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11663 copy_arguments_for_versioning, copy_static_chain): Likewise.
11664 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11665 add_new_name_mapping, register_new_name_mapping): Likewise.
11666 * tree-mudflap.c (mf_xform_derefs): Likewise.
11667 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11668 get_init_expr, combine_chains): Likewise.
11669 * tree-pretty-print.c (dump_generic_node): Likewise.
11670 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11671 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11672 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11673 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11675 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11677 PR middle-end/37010
11678 * calls.c (expand_call): Use the biggest preferred stack
11681 2008-08-06 Michael Matz <matz@suse.de>
11684 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11685 for reused reload, instead of overwriting them.
11687 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11689 PR middle-end/37009
11690 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11691 for incoming stack boundary.
11693 * function.c (assign_parm_find_entry_rtl): Update
11694 parm_stack_boundary.
11696 * function.h (rtl_data): Add parm_stack_boundary.
11698 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11699 parm_stack_boundary for incoming stack boundary.
11701 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11703 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11704 for unrepresentable subregs or treat them as equal to other regs
11705 or subregs with the same register number.
11707 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11709 PR middle-end/35432
11710 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11713 2008-08-06 Jan Hubicka <jh@suse.cz>
11715 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11716 frequencies might be hot.
11718 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11720 * reload.c (find_reloads): Force constants into literal pool
11721 also if they are wrapped in a SUBREG.
11723 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11726 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11727 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11728 Don't allow predicated instructions for data speculation.
11729 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11732 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11734 * haifa-sched.c (extend_global): Split to extend_global_data and
11735 extend_region_data. Update all uses.
11736 (extend_all): Rename to extend_block_data.
11738 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11740 * sched-rgn.c (new_ready): Check if instruction can be
11741 speculatively scheduled before attempting speculation.
11742 (debug_rgn_dependencies): Remove wrongful assert.
11744 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11746 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11748 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11750 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11751 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11752 va_size, and type_size.
11754 2008-08-04 Jason Merrill <jason@redhat.com>
11757 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11758 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11760 2008-08-05 Richard Henderson <rth@redhat.com>
11762 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11763 * configure: Rebuild.
11765 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11768 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11769 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11772 2008-08-05 Richard Henderson <rth@redhat.com>
11774 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11775 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11776 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11777 * common.opt (fdwarf2-cfi-asm): New.
11778 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11779 * config.in, configure: Rebuild.
11780 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11781 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11783 (dw2_force_const_mem): Externalize.
11784 * dwarf2asm.h: Update.
11785 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11786 generate a real label.
11787 (output_cfi_directive): New.
11788 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11789 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11790 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11792 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11793 (output_loc_operands_raw, output_loc_sequence_raw): New.
11794 (output_cfa_loc_raw): New.
11796 2008-08-05 Paul Brook <paul@codesourcery.com>
11798 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11799 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11800 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11801 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11802 * config/arm/arm.h (TARGET_VFPD32): Define.
11803 (TARGET_VFP3): Use TARGET_VFPD32.
11804 (fputype): Add FPUTYPE_VFP3D16.
11805 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11806 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11807 * config/arm/arm-cores.def: Add cortex-r4f.
11808 * config/arm/arm-tune.md: Regenerate.
11810 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11812 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11813 Reword some comments throughout the file.
11815 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11816 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11817 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11818 MFC_MIN_DMA_LIST_ELEMENTS.
11819 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11820 MFC_MAX_DMA_LIST_ELEMENTS.
11822 (MFC_START_ENABLE): Remove PPU-only define.
11823 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11824 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11826 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11827 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11828 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11829 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11830 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11831 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11832 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11834 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11835 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11836 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11837 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11839 (spu_read_machine_status): Fix typo.
11841 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11843 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11844 SUBREG of multi-word hard register.
11845 * config/spu/spu.c (valid_subreg): Likewise.
11846 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11848 2008-08-04 Richard Guenther <rguenther@suse.de>
11850 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11851 the candidate with the stripped base if that base is different
11852 from the original base even for offset zero.
11854 2008-08-04 Richard Guenther <rguenther@suse.de>
11856 PR middle-end/36691
11857 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11858 check for no_overflow.
11860 2008-08-04 Richard Guenther <rguenther@suse.de>
11862 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11864 2008-08-04 Paul Brook <paul@codesourcery.com>
11866 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11867 (arm_order_regs_for_local_alloc): New function.
11868 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11870 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11872 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11875 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11876 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11877 (ix86_expand_epilogue): Likewise.
11879 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11881 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11884 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11886 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11887 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11888 (*movv2sf_internal_rex64): Ditto.
11890 2008-08-03 Jan Hubicka <jh@suse.cz>
11892 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11893 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11894 * expmed.c (expand_smod_pow2): Likewise.
11896 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11899 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11900 alternative 0 of operand 1.
11901 (*vec_concatv2di_rex64_sse): Ditto.
11902 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11904 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11905 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11906 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11907 (*movv2sf_internal_rex64): Ditto.
11909 2008-08-02 Richard Guenther <rguenther@suse.de>
11912 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11913 (ssedoublesizemode): New mode attribute.
11914 (sse_shufps): Call gen_sse_shufps_v4sf.
11915 (sse_shufps_1): Macroize.
11916 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11917 (sse2_shufpd_1): Macroize.
11918 (vec_extract_odd, vec_extract_even): New expanders.
11919 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11920 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11921 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11922 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11923 (ix86_expand_vector_set): Likewise.
11924 (ix86_expand_reduc_v4sf): Likewise.
11926 2008-08-01 Doug Kwan <dougkwan@google.com>
11928 * matrix-reorg.c: Re-enable all code.
11929 (struct malloc_call_data): Change CALL_STMT to gimple type.
11930 (collect_data_for_malloc_call): Tuplify.
11931 (struct access_site_info): Change STMT to gimple type.
11932 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11933 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11934 (struct free_info): Change STMT to gimple type.
11935 (struct matrix_access_phi_node): Change PHI to gimple type.
11936 (get_inner_of_cast_expr): Remove.
11937 (may_flatten_matrices_1): Tuplify.
11938 (may_flatten_matrices): Ditto.
11939 (mark_min_matrix_escape_level): Ditto.
11940 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11941 (ssa_accessed_in_call_rhs): New
11942 (ssa_accessed_in_assign_rhs): New
11943 (record_access_alloc_site_info): Tuplify.
11944 (add_allocation_site): Ditto.
11945 (analyze_matrix_allocation_site): Ditto.
11946 (analyze_transpose): Ditto.
11947 (get_index_from_offset): Ditto.
11948 (update_type_size): Ditto.
11949 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11950 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11951 (analyze_accesses_for_phi_node): Tuplify.
11952 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11953 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11954 (analyze_matrix_accesses): Tuplify.
11955 (check_var_data): New call-back type for check_var_notmodified_p.
11956 (check_var_notmodified_p): Tuplify and use call-back struct to
11957 return statement found.
11958 (can_calculate_expr_before_stmt): Factor out statement related code
11960 (can_calculate_stmt_before_stmt): New.
11961 (check_allocation_function): Tuplify.
11962 (find_sites_in_func): Ditto.
11963 (record_all_accesses_in_func): Ditto.
11964 (transform_access_sites): Ditto.
11965 (transform_allocation_sites): Ditto.
11966 (matrix_reorg): Re-enable.
11967 (gate_matrix_reorg): Re-enable.
11969 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11971 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11972 for labels for which it hasn't been set yet. If it has been set,
11973 stop walking insns and continue with next worklist item.
11974 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11975 if the only BARRIER is at the very end of a function.
11977 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11979 * cfgexpand.c (expand_stack_alignment): Assert that
11980 stack_realign_drap and drap_rtx must match.
11982 * function.c (instantiate_new_reg): If DRAP is used to realign
11983 stack, replace virtual_incoming_args_rtx with internal arg
11986 2008-08-01 Richard Guenther <rguenther@suse.de>
11988 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11989 loop information only if we initialized it.
11990 (execute_pre): Call fini_pre with in_fre.
11991 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11992 if we do not unroll because we hit max-completely-peeled-insns.
11993 Use our estimation for consistency, do allow shrinking.
11995 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11997 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11998 with MIN_STACK_BOUNDARY.
11999 (ix86_update_stack_boundary): Likewise.
12000 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
12003 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
12004 (MIN_STACK_BOUNDARY): This.
12006 2008-08-01 Richard Guenther <rguenther@suse.de>
12008 PR middle-end/36997
12009 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
12011 2008-08-01 Richard Guenther <rguenther@suse.de>
12013 PR tree-optimization/36988
12014 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
12015 do not matter if that doesn't change volatile qualification.
12017 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
12019 * configure.ac: Do not generate libada-mk. Do not subst
12020 host_cc_for_libada.
12021 * libada-mk.in: Remove.
12022 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
12023 * configure: Regenerate.
12025 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
12027 * tree-pass.h: Added comment about not dumping passes with name
12028 starting with star in struct opt_pass.
12029 * passes.c (register_dump_files_1): Don't do dump for a pass with
12030 name starting with star.
12031 * doc/passes.texi (Pass manager): Mention pass names and special
12032 meaning of star prefix to avoid dump.
12034 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
12036 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
12038 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
12039 (ISA_MIPS64R2): New macro.
12040 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
12041 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
12042 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
12043 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
12044 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
12045 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
12046 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
12047 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
12048 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
12049 Move up to keep list alphabetically sorted.
12050 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
12051 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
12053 * doc/invoke.texi (MIPS Options): Add -mips64r2.
12054 (-march=@var{arch}): Add mips64r2.
12056 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12058 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
12060 2008-07-31 Steve Ellcey <sje@cup.hp.com>
12062 * expr.c (expand_assignment): Check for complete type.
12064 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12067 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
12069 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
12070 for stack alignment.
12072 * function.h (rtl_data): Add stack_realign_tried. Update comments.
12074 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
12076 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
12077 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
12079 2008-07-31 Jakub Jelinek <jakub@redhat.com>
12081 PR rtl-optimization/36419
12082 * dwarf2out.c (barrier_args_size): New variable.
12083 (compute_barrier_args_size, compute_barrier_args_size_1): New
12085 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
12086 if not called yet in the current function, use barrier_args_size
12087 array to find the new args_size value.
12088 (dwarf2out_frame_debug): Free and clear barrier_args_size.
12090 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12093 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
12096 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12099 * dwarf2out.c (dwarf2out_args_size_adjust): New.
12100 (dwarf2out_stack_adjust): Use it.
12101 (dwarf2out_frame_debug_expr): Likewise.
12103 2008-07-31 Richard Guenther <rguenther@suse.de>
12105 PR tree-optimization/36978
12106 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
12107 the generated condition.
12109 2008-07-31 Richard Guenther <rguenther@suse.de>
12111 * passes.c (init_optimization_passes): Always call
12112 pass_early_warn_uninitialized.
12113 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
12114 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
12115 * doc/passes.texi (Warn for uninitialized variables): Adjust.
12117 2008-07-31 Jakub Jelinek <jakub@redhat.com>
12120 * builtins.c (maybe_emit_free_warning): New function.
12121 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
12122 maybe_emit_free_warning for BUILT_IN_FREE.
12125 * dwarf2out.c (get_context_die): New function.
12126 (force_decl_die, force_type_die): Use it.
12127 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
12128 returns NULL, force generation of DW_TAG_typedef and put that into
12131 PR preprocessor/36649
12132 * c-pch.c (c_common_read_pch): Save and restore
12133 line_table->trace_includes across PCH restore.
12135 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12138 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12140 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12143 * final.c (call_from_call_insn): Handle COND_EXEC.
12145 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12147 * builtins.c (std_gimplify_va_arg_expr): Replace
12148 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12149 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12151 2008-07-30 Joey Ye <joey.ye@intel.com>
12152 H.J. Lu <hongjiu.lu@intel.com>
12154 * builtins.c (expand_builtin_setjmp_receiver): Replace
12155 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12156 (expand_builtin_apply_args_1): Likewise.
12157 (expand_builtin_longjmp): Need DRAP for stack alignment.
12158 (expand_builtin_apply): Likewise.
12160 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12161 instead of assign_stack_local to allow alignment reduction.
12163 * calls.c (emit_call_1): Need DRAP for stack alignment if
12165 (expand_call): Replace virtual_incoming_args_rtx with
12166 crtl->args.internal_arg_pointer.
12167 * stmt.c (expand_nl_goto_receiver): Likewise.
12169 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12170 alignment and store to stack_alignment_estimated and
12171 max_used_stack_slot_alignment.
12172 (expand_one_var): Likewise.
12173 (expand_stack_alignment): New function.
12174 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12175 and stack_alignment_estimated fields in rtl_data. Call
12176 expand_stack_alignment at end.
12178 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12179 (MAX_STACK_ALIGNMENT): Likewise.
12180 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12181 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12183 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12184 stack alignment when generating virtual registers.
12186 * function.c (assign_stack_local): Renamed to ...
12187 (assign_stack_local_1): This. Add a parameter to indicate
12188 if it is OK to reduce alignment.
12189 (assign_stack_local): Use it.
12190 (instantiate_new_reg): Instantiate virtual incoming args rtx
12191 to vDRAP if stack realignment and DRAP is needed.
12192 (assign_parms): Collect parameter/return type alignment and
12193 contribute to stack_alignment_estimated.
12194 (locate_and_pad_parm): Likewise.
12195 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12196 with crtl->args.internal_arg_pointer.
12198 * function.h (rtl_data): Add new field drap_reg,
12199 max_used_stack_slot_alignment, stack_alignment_estimated,
12200 stack_realign_needed, need_drap, stack_realign_processed and
12201 stack_realign_finalized.
12202 (stack_realign_fp): New macro.
12203 (stack_realign_drap): Likewise.
12205 * global.c (compute_regsets): Frame pointer is needed when
12206 stack is realigned. Can eliminate frame pointer when stack is
12207 realigned and dynamic realigned argument pointer isn't used.
12209 * reload1.c (update_eliminables): Frame pointer is needed
12210 when stack is realigned.
12211 (init_elim_table): Can eliminate frame pointer when stack is
12212 realigned and dynamic realigned argument pointer isn't used.
12214 * rtl.h (assign_stack_local_1): Declare new funtion.
12216 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12217 (TARGET_GET_DRAP_RTX): Likewise.
12218 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12219 TARGET_GET_DRAP_RTX.
12221 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12223 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12224 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12226 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12227 H.J. Lu <hongjiu.lu@intel.com>
12229 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12230 vdrap_reg, stack_realign and drap_reg_saved.
12231 (add_cfi): Don't allow redefining CFA when DRAP is used.
12232 (reg_save): Handle stack alignment.
12233 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12234 alignment. Don't generate DWARF information for (set fp sp)
12236 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12238 (int_loc_descriptor): Move prototype forward. Also define if
12239 DWARF2_UNWIND_INFO is true.
12240 (output_cfa_loc): Handle DW_CFA_expression.
12241 (build_cfa_aligned_loc): New.
12242 (based_loc_descr): Update assert for stack realign. For local
12243 variables, use sp+offset when stack is aligned without drap and
12244 fp+offset when stack is aligned with drap. For arguments, use
12245 cfa+offset when drap is used to align stack.
12247 2008-07-30 Joey Ye <joey.ye@intel.com>
12248 H.J. Lu <hongjiu.lu@intel.com>
12250 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12252 (ix86_gen_andsp): New.
12253 (ix86_user_incoming_stack_boundary): Likewise.
12254 (ix86_default_incoming_stack_boundary): Likewise.
12255 (ix86_incoming_stack_boundary): Likewise.
12256 (ix86_can_eliminate): Likewise.
12257 (find_drap_reg): Likewise.
12258 (ix86_update_stack_boundary): Likewise.
12259 (ix86_get_drap_rtx): Likewise.
12260 (ix86_finalize_stack_realign_flags): Likewise.
12261 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12262 (TARGET_GET_DRAP_RTX): Likewise.
12263 (override_options): Overide option value for new options.
12264 (ix86_function_ok_for_sibcall): Remove check for
12265 force_align_arg_pointer.
12266 (ix86_handle_cconv_attribute): Likewise.
12267 (ix86_function_regparm): Likewise.
12268 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12269 (ix86_va_start): Replace virtual_incoming_args_rtx with
12270 crtl->args.internal_arg_pointer.
12271 (ix86_select_alt_pic_regnum): Check DRAP register.
12272 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12273 (ix86_compute_frame_layout): Compute frame layout wrt stack
12275 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12276 (ix86_expand_prologue): Decide if stack realignment is needed
12277 and generate prologue code accordingly.
12278 (ix86_expand_epilogue): Generate epilogue code wrt stack
12279 realignment is really needed or not.
12281 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12282 (ABI_STACK_BOUNDARY): Likewise.
12283 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12284 (STACK_REALIGN_DEFAULT): Likewise.
12285 (INCOMING_STACK_BOUNDARY): Likewise.
12286 (MAX_STACK_ALIGNMENT): Likewise.
12287 (ix86_incoming_stack_boundary): Likewise.
12288 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12289 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12290 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12291 (machine_function): Remove force_align_arg_pointer.
12293 * config/i386/i386.md (BX_REG): New.
12294 (R13_REG): Likewise.
12296 * config/i386/i386.opt (mforce_drap): New.
12297 (mincoming-stack-boundary): Likewise.
12298 (mstackrealign): Add Init(-1).
12300 * config/i386/i386-protos.h (ix86_can_eliminate): New
12302 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12304 * doc/extend.texi: Update force_align_arg_pointer.
12306 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12309 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12310 (INCOMING_STACK_BOUNDARY): Likewise.
12311 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12312 (TARGET_GET_DRAP_RTX): Likewise.
12314 2008-07-30 Andreas Schwab <schwab@suse.de>
12316 PR rtl-optimization/36929
12317 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12318 add_insn_before and fix argument order.
12319 (replace_inc_dec_mem): Handle NULL rtx.
12321 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12323 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12325 (arm_compute_initial_elimination_offset): Use it.
12326 (arm_compute_save_reg_mask): Include static chain save slot when
12327 calculating alignment.
12328 (arm_get_frame_offsets): Ditto.
12329 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12330 that we can use to decrement the stack when the stack decrement
12331 could be too big for an immediate value in a single insn.
12332 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12334 2008-07-30 Richard Guenther <rguenther@suse.de>
12336 PR tree-optimization/36967
12337 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12338 Release defs of statements we remove.
12340 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12342 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12343 instead of NULL_RTVEC.
12345 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12349 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12352 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12354 * final.c (call_from_call_insn): New.
12355 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12357 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12359 * configure.ac: Substitute ADA_CFLAGS.
12360 * configure: Regenerate.
12361 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12362 * Makefile.in: Remove mention of X_* variables.
12363 * config/pa/x-ada-hpux10: Remove.
12364 * config/pa/x-ada: Remove.
12366 * doc/fragments.texi: Update.
12368 2008-07-30 Olivier Hainque <hainque@adacore.com>
12370 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12371 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12372 __dso_handle explicitly here.
12374 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12377 * c-typeck.c (build_binary_op): Encapsulate code into...
12378 * c-common.c (shorten_binary_op): ...this new function.
12379 (conversion_warning): Use the new function. Handle non-negative
12380 constant in bitwise-and.
12381 * c-common.h (shorten_binary_op): Declare.
12383 2008-07-30 Olivier Hainque <hainque@adacore.com>
12385 * scan.c (make_sstring_space): Add explicit conversions of
12386 allocator's return value.
12387 * fix-header.c (recognized_function): Likewise.
12389 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12391 * doc/cpp.texi: Update to GFDL 1.2.
12392 * doc/gcc.texi: Do not list GPL as Invariant Section.
12393 * doc/gccint.texi: Likewise. Update copyright years.
12394 * doc/install.texi: Update copyright years.
12396 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12399 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12400 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12402 2008-07-29 Jan Hubicka <jh@suse.cz>
12404 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12405 (grokdeclarator): Likewise.
12406 * langhooks.c (lhd_warn_unused_global_decl): Use
12407 DECL_DECLARED_INLINE_P.
12408 * print-tree.c (print_node): Remove DECL_INLINE check.
12410 2008-07-29 Richard Guenther <rguenther@suse.de>
12412 PR tree-optimization/36945
12413 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12414 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12415 Record invariant addresses un-decomposed.
12416 (copy_reference_ops_from_call): Record reference call
12417 arguments properly. Simplify.
12418 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12419 helper split out from ...
12420 (create_component_ref_by_pieces): ... here. Simplify.
12421 Prepare for recursive invocation for call arguments.
12422 (create_expression_by_pieces): Adjust call to
12423 create_component_ref_by_pieces.
12424 (compute_avail): Process operand 2 of reference ops.
12426 2008-07-29 Richard Guenther <rguenther@suse.de>
12428 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12430 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12432 * c-format.c (check_format_types): Revert unwanted checkin.
12434 2008-07-29 Jan Hubicka <jh@suse.cz>
12436 * flags.h (flag_really_no_inline): Remove.
12437 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12438 * toplev.c (flag_really_no_inline): Remove.
12439 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12440 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12441 (cgraph_decide_inlining_incrementally): Likewise.
12442 (compute_inline_parameters): Likewise.
12443 * opts.c (decode_options): Simplify.
12444 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12445 * common.opt (finline): Initialize to 1.
12446 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12448 2008-07-29 Jan Hubicka <jh@suse.cz>
12450 * predict.c (always_optimize_for_size_p): New function.
12451 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12452 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12453 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12455 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12456 * function.c (prepare_function_start): Set default profile.
12457 * function.h (rtl_data): Add maybe_hot_insn_p.
12458 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12459 (construct_exit_block): Likewise.
12460 (tree_expand_cfg): Likewise.
12462 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12463 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12464 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12465 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12468 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12471 * c-decl.c (merge_decls): Merge USED flags.
12473 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12475 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12476 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12477 next_stack, lab_false and lab_over trees.
12479 2008-07-28 Richard Guenther <rguenther@suse.de>
12481 PR tree-optimization/36957
12482 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12483 (useless_type_conversion_p): Remove.
12484 (types_compatible_p): Remove.
12485 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12486 (useless_type_conversion_p): Declare.
12487 (types_compatible_p): Declare.
12488 (gimple_expr_type): Return the base type only if it is
12489 trivially convertible to the subtype.
12491 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12493 * configure.ac: Use the m4_do macro to concatenate the warnings into
12494 one string in ACX_PROG_CC_WARNING_OPTS,
12495 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12496 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12497 * configure: Regenerate.
12499 2008-07-28 Richard Guenther <rguenther@suse.de>
12501 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12502 (insert_fake_stores): Remove.
12503 (realify_fake_stores): Likewise.
12504 (execute_pre): Remove dead code.
12505 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12506 (find_func_aliases): Deal with it here instead.
12507 Re-enable gcc_unreachable call.
12509 2008-07-28 Richard Guenther <rguenther@suse.de>
12511 Merge from gimple-tuples-branch.
12513 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12514 * gimple.def: New file.
12515 * gsstruct.def: Likewise.
12516 * gimple-iterator.c: Likewise.
12517 * gimple-pretty-print.c: Likewise.
12518 * tree-gimple.c: Removed. Merged into ...
12519 * gimple.c: ... here. New file.
12520 * tree-gimple.h: Removed. Merged into ...
12521 * gimple.h: ... here. New file.
12523 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12524 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12525 --enable-checking=gimple flag.
12526 * config.in: Likewise.
12527 * configure: Regenerated.
12529 * tree-ssa-operands.h: Tuplified.
12530 * tree-vrp.c: Likewise.
12531 * tree-loop-linear.c: Likewise.
12532 * tree-into-ssa.c: Likewise.
12533 * tree-ssa-loop-im.c: Likewise.
12534 * tree-dump.c: Likewise.
12535 * tree-complex.c: Likewise.
12536 * cgraphbuild.c: Likewise.
12537 * tree-ssa-threadupdate.c: Likewise.
12538 * tree-ssa-loop-niter.c: Likewise.
12539 * tree-pretty-print.c: Likewise.
12540 * tracer.c: Likewise.
12541 * gengtype.c: Likewise.
12542 * tree-loop-distribution.c: Likewise.
12543 * tree-ssa-loop-unswitch.c: Likewise.
12544 * cgraph.c: Likewise.
12545 * cgraph.h: Likewise.
12546 * tree-ssa-loop-manip.c: Likewise.
12547 * value-prof.c: Likewise.
12548 * tree-ssa-loop-ch.c: Likewise.
12549 * tree-tailcall.c: Likewise.
12550 * value-prof.h: Likewise.
12551 * tree.c: Likewise.
12552 * tree.h: Likewise.
12553 * tree-pass.h: Likewise.
12554 * ipa-cp.c: Likewise.
12555 * tree-scalar-evolution.c: Likewise.
12556 * tree-scalar-evolution.h: Likewise.
12557 * target.h: Likewise.
12558 * lambda-mat.c: Likewise.
12559 * tree-phinodes.c: Likewise.
12560 * diagnostic.h: Likewise.
12561 * builtins.c: Likewise.
12562 * tree-ssa-alias-warnings.c: Likewise.
12563 * cfghooks.c: Likewise.
12564 * fold-const.c: Likewise.
12565 * cfghooks.h: Likewise.
12566 * omp-low.c: Likewise.
12567 * tree-ssa-dse.c: Likewise.
12568 * ipa-reference.c: Likewise.
12569 * tree-ssa-uncprop.c: Likewise.
12570 * toplev.c: Likewise.
12571 * tree-gimple.c: Likewise.
12572 * tree-gimple.h: Likewise.
12573 * tree-chrec.c: Likewise.
12574 * tree-chrec.h: Likewise.
12575 * tree-ssa-sccvn.c: Likewise.
12576 * tree-ssa-sccvn.h: Likewise.
12577 * cgraphunit.c: Likewise.
12578 * tree-ssa-copyrename.c: Likewise.
12579 * tree-ssa-ccp.c: Likewise.
12580 * tree-ssa-loop-ivopts.c: Likewise.
12581 * tree-nomudflap.c: Likewise.
12582 * tree-call-cdce.c: Likewise.
12583 * ipa-pure-const.c: Likewise.
12584 * c-format.c: Likewise.
12585 * tree-stdarg.c: Likewise.
12586 * tree-ssa-math-opts.c: Likewise.
12587 * tree-ssa-dom.c: Likewise.
12588 * tree-nrv.c: Likewise.
12589 * tree-ssa-propagate.c: Likewise.
12590 * ipa-utils.c: Likewise.
12591 * tree-ssa-propagate.h: Likewise.
12592 * tree-ssa-alias.c: Likewise.
12593 * gimple-low.c: Likewise.
12594 * tree-ssa-sink.c: Likewise.
12595 * ipa-inline.c: Likewise.
12596 * c-semantics.c: Likewise.
12597 * dwarf2out.c: Likewise.
12598 * expr.c: Likewise.
12599 * tree-ssa-loop-ivcanon.c: Likewise.
12600 * predict.c: Likewise.
12601 * tree-ssa-loop.c: Likewise.
12602 * tree-parloops.c: Likewise.
12603 * tree-ssa-address.c: Likewise.
12604 * tree-ssa-ifcombine.c: Likewise.
12605 * matrix-reorg.c: Likewise.
12606 * c-decl.c: Likewise.
12607 * tree-eh.c: Likewise.
12608 * c-pretty-print.c: Likewise.
12609 * lambda-trans.c: Likewise.
12610 * function.c: Likewise.
12611 * langhooks.c: Likewise.
12612 * ebitmap.h: Likewise.
12613 * tree-vectorizer.c: Likewise.
12614 * function.h: Likewise.
12615 * langhooks.h: Likewise.
12616 * tree-vectorizer.h: Likewise.
12617 * ipa-type-escape.c: Likewise.
12618 * ipa-type-escape.h: Likewise.
12619 * domwalk.c: Likewise.
12620 * tree-if-conv.c: Likewise.
12621 * profile.c: Likewise.
12622 * domwalk.h: Likewise.
12623 * tree-data-ref.c: Likewise.
12624 * tree-data-ref.h: Likewise.
12625 * tree-flow-inline.h: Likewise.
12626 * tree-affine.c: Likewise.
12627 * tree-vect-analyze.c: Likewise.
12628 * c-typeck.c: Likewise.
12629 * gimplify.c: Likewise.
12630 * coretypes.h: Likewise.
12631 * tree-ssa-phiopt.c: Likewise.
12632 * calls.c: Likewise.
12633 * tree-ssa-coalesce.c: Likewise.
12634 * tree.def: Likewise.
12635 * tree-dfa.c: Likewise.
12636 * except.c: Likewise.
12637 * except.h: Likewise.
12638 * cfgexpand.c: Likewise.
12639 * tree-cfgcleanup.c: Likewise.
12640 * tree-ssa-pre.c: Likewise.
12641 * tree-ssa-live.c: Likewise.
12642 * tree-sra.c: Likewise.
12643 * tree-ssa-live.h: Likewise.
12644 * tree-predcom.c: Likewise.
12645 * lambda.h: Likewise.
12646 * tree-mudflap.c: Likewise.
12647 * ipa-prop.c: Likewise.
12648 * print-tree.c: Likewise.
12649 * tree-ssa-copy.c: Likewise.
12650 * ipa-prop.h: Likewise.
12651 * tree-ssa-forwprop.c: Likewise.
12652 * ggc-page.c: Likewise.
12653 * c-omp.c: Likewise.
12654 * tree-ssa-dce.c: Likewise.
12655 * tree-vect-patterns.c: Likewise.
12656 * tree-ssa-ter.c: Likewise.
12657 * tree-nested.c: Likewise.
12658 * tree-ssa.c: Likewise.
12659 * lambda-code.c: Likewise.
12660 * tree-ssa-loop-prefetch.c: Likewise.
12661 * tree-inline.c: Likewise.
12662 * tree-inline.h: Likewise.
12663 * tree-iterator.c: Likewise.
12664 * tree-optimize.c: Likewise.
12665 * tree-ssa-phiprop.c: Likewise.
12666 * tree-vect-transform.c: Likewise.
12667 * tree-object-size.c: Likewise.
12668 * tree-outof-ssa.c: Likewise.
12669 * cfgloop.c: Likewise.
12670 * system.h: Likewise.
12671 * tree-profile.c: Likewise.
12672 * cfgloop.h: Likewise.
12673 * c-gimplify.c: Likewise.
12674 * c-common.c: Likewise.
12675 * tree-vect-generic.c: Likewise.
12676 * tree-flow.h: Likewise.
12677 * c-common.h: Likewise.
12678 * basic-block.h: Likewise.
12679 * tree-ssa-structalias.c: Likewise.
12680 * tree-switch-conversion.c: Likewise.
12681 * tree-ssa-structalias.h: Likewise.
12682 * tree-cfg.c: Likewise.
12683 * passes.c: Likewise.
12684 * ipa-struct-reorg.c: Likewise.
12685 * ipa-struct-reorg.h: Likewise.
12686 * tree-ssa-reassoc.c: Likewise.
12687 * cfgrtl.c: Likewise.
12688 * varpool.c: Likewise.
12689 * stmt.c: Likewise.
12690 * tree-ssanames.c: Likewise.
12691 * tree-ssa-threadedge.c: Likewise.
12692 * langhooks-def.h: Likewise.
12693 * tree-ssa-operands.c: Likewise.
12694 * config/alpha/alpha.c: Likewise.
12695 * config/frv/frv.c: Likewise.
12696 * config/s390/s390.c: Likewise.
12697 * config/m32c/m32c.c: Likewise.
12698 * config/m32c/m32c-protos.h: Likewise.
12699 * config/spu/spu.c: Likewise.
12700 * config/sparc/sparc.c: Likewise.
12701 * config/i386/i386.c: Likewise.
12702 * config/sh/sh.c: Likewise.
12703 * config/xtensa/xtensa.c: Likewise.
12704 * config/stormy16/stormy16.c: Likewise.
12705 * config/ia64/ia64.c: Likewise.
12706 * config/rs6000/rs6000.c: Likewise.
12707 * config/pa/pa.c: Likewise.
12708 * config/mips/mips.c: Likewise.
12710 2008-07-28 Simon Baldwin <simonb@google.com>
12712 * c-pragma.c (handle_pragma_message): New function.
12713 (init_pragma): Register handle_pragma_message.
12714 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12717 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12719 PR tree-optimization/35252
12720 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12721 REALPART_EXPR to be considered as same load operation.
12723 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12725 PR tree-optimization/36830
12726 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12727 (expressions_equal_p): Return false if only one operand is null.
12729 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12731 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12732 version requirements.
12734 2008-07-26 Olivier Hainque <hainque@adacore.com>
12736 * collect2.c (symkind): New enum. Symbol kinds we care about.
12737 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12738 code and head comment accordingly.
12739 (scan_prog_file): Use symkind names instead of bare integers.
12741 2008-07-25 Jan Hubicka <jh@suse.cz>
12743 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12745 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12746 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12747 * dojump.c (clear_pending_stack_adjust): Likewise.
12748 * print-tree.c (print_node): Ignore DECL_INLINE.
12749 * tree-inline.c (inlinable_function_p): Likewise.
12751 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12753 * doc/extend.texi (hot attribute): Document that the hot attribute
12754 turns on -O3 for some ports.
12755 (cold attribute): Document that the cold attribute turns on -Os
12758 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12759 reflect function specific option support.
12761 * target.h (struct target_option_hooks): Add fields to say whether
12762 the cold attribute implies -Os and the hot attribute implies -O3.
12764 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12765 By default, do not turn on -Os for cold functions.
12766 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12767 not turn on -O3 for hot functions.
12769 * c-common.c (handle_hot_attribute): Use target hook to determine
12770 if hot functions should enable -O3.
12771 (handle_cold_attribute): Use target hook to determine if cold
12772 functions should enable -Os.
12774 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12775 (override_options): Move disable scheduling to
12776 optimization_options.
12777 (optimization_options): Disable scheduling here, not
12779 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12780 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12782 * config/ia64/ia64.c (ia64_override_options): Move setting
12783 scheduling flags to ia64_optimization_options.
12784 (ia64_optimization_options): Disable scheduling options here, and
12785 not in ia64_override_options.
12786 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12787 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12789 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12792 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12794 2008-07-25 Martin Jambor <mjambor@suse.cz>
12796 PR tree-optimization/36926
12797 * ipa-prop.c (ipa_analyze_call_uses): Call
12798 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12800 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12802 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12803 movv2si_internal): Add mem = reg alternative.
12805 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12808 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12809 DEFAULT_PCC_STRUCT_RETURN to 127.
12811 2008-07-24 Jan Hubicka <jh@suse.cz>
12813 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12814 (build_cgraph_edges): Likewise.
12815 * cgraph.c (cgraph_node): Do not update assembler hash.
12816 (cgraph_remove_node): Drop non-unit-at-a-time code.
12817 * tree-pass.h (pass_O0_always_inline): Remove.
12818 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12819 * toplev.c (process_options): Flag unit-at-a-time does not imply
12820 no section anchors.
12821 * cgraphunit.c: Update comments.
12822 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12823 (cgraph_assemble_pending_functions): Remove.
12824 (cgraph_reset_node): Drop non-unit-at-a-time code.
12825 (cgraph_finalize_function): Likewise.
12826 (cgraph_analyze_function): Likewise.
12827 (cgraph_finalize_compilation_unit): Likewise.
12828 (cgraph_expand_function): Likewise.
12829 (cgraph_optimize): Likesise.
12830 (save_inline_function_body): Likewise.
12831 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12832 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12833 * ipa-inline.c: Update comments.
12834 (enum inlining_mode): remove INLINE_SPEED.
12835 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12836 (cgraph_mark_inline_edge): Likewise.
12837 (try_inline): Likewise.
12838 (cgraph_decide_inlining_incrementally): Likewise.
12839 (cgraph_gate_inlining): Remove.
12840 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12841 (cgraph_gate_early_inlining): Likewise.
12842 (gate_inline_passes): Remove.
12843 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12844 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12845 pass_O0_always_inline): Remove.
12846 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12847 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12848 * opts.c (no_unit_at_a_time_default): Remove.
12849 (decode_options): Remove flag_unit_at_a_time reset and warning.
12850 * opts.h (no_unit_at_a_time_default): Remove.
12851 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12852 early in GNU dialect.
12853 (merge_decls): Update comment; drop unit-at-a-time check.
12854 (finish_decl): Likewise.
12855 (grok_declaration): Remove flag_inline_trees code.
12856 (finish_functions): Return on function returning non-void on all
12858 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12859 * cfgexpand.c (expand_one_static_var): Remove.
12860 (expand_one_var): Remove expand_one_static_var call.
12861 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12862 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12863 and flag_unit_at_a-time compatibility checks.
12864 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12865 * tree-inline.c (flag_inline_trees): Remove.
12866 (inlinable_function_p): Don't check it.
12867 (expand_call_inline): Remove non-unit-at-a-time code.
12868 * tree-inline.h (flag_inline_trees): Remove.
12869 * tree-optimize.c (execute_early_local_optimizations): Remove
12870 unit-at-a-time checks.
12871 (tree_rest_of_compilation): Likewise.
12872 * combine.c (setup_incoming_promotions): Likewise.
12873 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12874 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12875 * passes.c (pass_inline_parameters): Update comments; remove
12876 O0_alwaysinline pass.
12877 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12878 (execute_one_pass): Likewise.
12879 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12880 (ix86_function_sseregparm): Likewise.
12881 * arm.c (arm_function_in_section_p): Likewise.
12882 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12883 * varpool.c: Update comments.
12884 (decide_is_variable_needed): Remove unit-at-a-time checks.
12885 (varpool_finalize_decl): Likewise.
12887 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12889 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12890 to 2 instead of -1.
12891 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12893 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12895 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12896 imp symbol extension.
12898 2008-07-23 Ian Lance Taylor <iant@google.com>
12900 * tree-vrp.c (infer_value_range): Ignore asm statements when
12901 looking for memory accesses for -fdelete-null-pointer-checks.
12903 2008-07-24 Ben Elliston <bje@au.ibm.com>
12905 * config/spu/spu-c.c (__vector_keyword): New variable.
12906 (vector_keyword): Likewise.
12907 (spu_categorize_keyword): New function.
12908 (spu_macro_to_expand): Likewise.
12909 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12910 compiling an ISO C dialect.
12912 2008-07-24 Ben Elliston <bje@au.ibm.com>
12914 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12915 conventional usage.
12917 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12919 * configure: Regenerate.
12920 * configure.ac: Require texinfo 4.7.
12921 * doc/install.texi: Document texinfo 4.7 requirement.
12923 2008-07-23 Martin Jambor <mjambor@suse.cz>
12925 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12926 rather than for DECL_SAVED_TREE.
12927 * ipa-prop.c: Include diagnostic.h.
12928 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12930 (ipa_detect_param_modifications): Function rewritten from scratch.
12931 (ipa_compute_jump_functions): Changed accesses to modification flags.
12932 (ipa_free_node_params_substructures): Update flags destruction.
12933 (ipa_node_duplication_hook): Update flags duplication.
12934 (ipa_print_all_params_modified): Updated flag access.
12935 * ipa-prop.h (struct ipa_param_flags): New structure.
12936 (struct ipa_node_params): New field modification_analysis_done,
12937 modified_flags changed into param_flags.
12938 (ipa_is_ith_param_modified): Changed to use new flags.
12939 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12941 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12942 ipa-cp.c and split into two functions.
12943 (ipa_print_node_jump_functions): New function.
12944 (compute_scalar_jump_functions): New function.
12945 (type_like_member_ptr_p): New function.
12946 (compute_pass_through_member_ptrs): New function.
12947 (fill_member_ptr_cst_jump_function): New function.
12948 (determine_cst_member_ptr): New function.
12949 (compute_cst_member_ptr_arguments): New function.
12950 (ipa_compute_jump_functions): Complete rewrite.
12951 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12952 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12953 (struct ipa_member_ptr_cst): New structure.
12954 (union jump_func_value): New field member_cst.
12955 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12956 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12957 jump function types.
12958 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12959 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12960 instead of ipcp_print_all_jump_functions.
12961 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12962 only for replacable scalars.
12964 * doc/invoke.texi (Optimize options): Add description of
12965 -findirect-inlining.
12966 * common.opt (flag_indirect_inlining): New flag.
12967 * opts.c (decode_options): Set flag_indirect_inlining when
12970 * ipa-inline.c: Include ipa-prop.h.
12971 (inline_indirect_intraprocedural_analysis): New function.
12972 (inline_generate_summary): Allocate parameter and argument info
12973 structures, call inline_indirect_intraprocedural_analysis on each
12974 node when doing indirect inlining and deallocate indirect inlining
12975 data structures in the end.
12976 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12977 (free_all_ipa_structures_after_iinln): New function.
12978 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12980 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12982 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12983 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12984 of computing the frequency separately.
12985 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12986 of computing the frequency separately.
12987 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12988 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12989 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12990 (ipa_get_stmt_member_ptr_load_param): New function.
12991 (ipa_is_ssa_with_stmt_def): New function.
12992 (ipa_note_param_call): New function.
12993 (ipa_analyze_call_uses): New function.
12994 (ipa_analyze_stmt_uses): New function.
12995 (ipa_analyze_params_uses): New function.
12996 (ipa_free_node_params_substructures): Also free the param_calls linked
12998 (ipa_node_duplication_hook): Also duplicate the param_calls
13000 (ipa_print_node_param_flags): New function.
13001 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
13002 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
13003 * ipa-prop.h (struct ipa_param_flags): New field called.
13004 (struct ipa_param_call_note): New structure.
13005 (struct ipa_node_params): New fields param_calls and
13006 uses_analysis_done.
13007 (ipa_is_ith_param_called): New function.
13008 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
13009 ipa_analyze_params_uses and dump parameter flags.
13011 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
13012 ipa_propagate_indirect_call_infos if performing indirect inlining,
13013 pass a new parameter new_edges to it.
13014 (add_new_edges_to_heap): New fucntion.
13015 (cgraph_decide_inlining_of_small_functions): New vector
13016 new_indirect_edges for newly found indirect edges , call
13017 ipa_propagate_indirect_call_infos after inlining.
13018 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
13019 inlining if performing indirect inlining. Call
13020 free_all_ipa_structures_after_iinln when doing so too.
13021 (inline_generate_summary): Do not call
13022 free_all_ipa_structures_after_iinln here.
13023 * ipa-prop.c (update_jump_functions_after_inlining): New function.
13024 (print_edge_addition_message): New function.
13025 (update_call_notes_after_inlining): New function.
13026 (propagate_info_to_inlined_callees): New function.
13027 (ipa_propagate_indirect_call_infos): New function.
13028 * ipa-prop.h: Include cgraph.h
13029 (struct ipa_param_call_note): Fields reordered, new field processed.
13030 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
13031 flag indirect_call.
13032 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
13033 rediscovered call statements.
13034 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
13035 (dump_cgraph_node): Dump also the indirect_call flag.
13036 (cgraph_clone_edge): Copy also the indirect_call flag.
13037 * tree-inline.c (copy_bb): Do not check for fndecls from call
13038 expressions, check for edge availability when moving clones.
13039 (get_indirect_callee_fndecl): New function.
13040 (expand_call_inline): If callee declaration is not apprent from
13041 the statement, try calling get_indirect_callee_fndecl. Do not
13042 issue warnings or call sorry when not inlinings an indirect edge.
13043 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
13045 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
13046 bit more frandly to matching.
13047 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
13048 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
13049 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
13051 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13054 * opth-gen.awk: Suppress function specific features when building
13056 * optc-gen.awk: Ditto.
13058 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13061 * diagnostic.c (pedwarn): Add opt parameter.
13063 * c-tree.h (pedwarn_init): Add opt parameter.
13064 (pedwarn_c90): Likewise.
13065 (pedwarn_c99): Likewise.
13066 * c-errors.c (pedwarn_c99): Likewise.
13067 (pedwarn_c90): Likewise.
13068 * toplev.h (pedwarn): Update declaration.
13069 (pedwarn0): Declare.
13070 * c-lex.c: All calls to pedwarn changed.
13071 * builtins.c: All calls to pedwarn changed.
13072 * toplev.c: All calls to pedwarn changed.
13073 * c-decl.c: All calls to pedwarn changed.
13074 * c-typeck.c: All calls to pedwarn changed.
13075 * c-common.c: All calls to pedwarn changed.
13076 * c-parser.c: All calls to pedwarn changed.
13078 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13079 Karthik Kumar <karthikkumar@gmail.com>
13081 * attribs.c (file scope): Include c-common.h.
13082 (decl_attributes): Add support for #pragma GCC optimize and
13083 #pragma GCC option.
13085 * targhooks.c (default_can_inline_p): New function that is the
13086 default for the TARGET_CAN_INLINE_P target hook.
13088 * targhooks.h (default_can_inline_p): Add declaration.
13090 * tree.c (cl_optimization_node): New static tree for building
13091 OPTIMIZATION_NODE tree.
13092 (cl_target_option_node): New static tree for building
13093 TARGET_OPTION_NODE tree.
13094 (cl_option_hash_table): New hash table for hashing
13095 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13096 (cl_option_hash_hash): New function to provide the hash value for
13097 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13098 (cl_option_hash_eq): New function to provide an equality test for
13099 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13100 (tree_code_size): Add support for OPTIMIZATION_NODE and
13101 TARGET_OPTION_NODE trees.
13102 (tree_code_structure): Add support for OPTIMIZATION_NODE and
13103 TARGET_OPTION_NODE trees.
13104 (build_optimization_node): Build a tree that has all of the
13105 current optimization options.
13106 (build_target_option_node): Build a tree that has the target
13107 options that might be changed on a per function basis.
13109 * tree.h (file scope): Include options.h.
13110 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
13111 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13112 (TREE_OPTIMIZATION): Ditto.
13113 (TREE_TARGET_SPECIFIC): Ditto.
13114 (struct tree_function_decl): Add fields for remembering the
13115 current optimization options and target specific options.
13116 (struct tree_optimization_option): New tree variant that remembers
13117 the optimization options.
13118 (struct tree_target_option): New tree variant that remembers the
13119 target specific flags that might change for compiling a particular
13121 (union tree_node): Include tree_optimization_option and
13122 tree_target_option fields.
13123 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
13124 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
13125 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
13126 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
13127 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
13128 optimization and target options.
13129 (optimization_default_node): New macro to refer to global_trees
13131 (optimization_current_node): Ditto.
13132 (optimization_cold_node): Ditto.
13133 (optimization_hot_node): Ditto.
13134 (target_option_default_node): Ditto.
13135 (target_option_current_node): Ditto.
13136 (current_option_pragma): Ditto.
13137 (current_optimize_pragma): Ditto.
13139 * target.h (struct gcc_target): Add valid_option_attribute_p,
13140 target_option_save, target_option_restore, target_option_print,
13141 target_option_pragma_parse, and can_inline_p hooks.
13143 * toplev.h (parse_optimize_options): Add declaration.
13144 (fast_math_flags_struct_set_p): Ditto.
13146 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13147 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13150 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13151 tree_can_inline_p hook to see if one function can inline another.
13152 (cgraph_decide_inlining): Ditto.
13153 (cgraph_decide_inlining_incrementally): Ditto.
13155 * opts.c (decode_options): Add support for running multiple times
13156 to allow functions with different target or optimization options
13157 than was specified on the command line.
13158 (fast_math_flags_struct_set_p): New function that is similar to
13159 fast_math_flags_set_p, except it uses the values in the
13160 cl_optimization structure instead of global variables.
13162 * optc-gen.awk: Add support for TargetSave to allow a back end to
13163 declare new fields that need to be saved when using function
13164 specific options. Include flags.h and target.h in the options.c
13165 source. Add support for Save to indicate which options can be set
13166 for individual functions. Generate cl_optimize_save,
13167 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13168 cl_target_option_restore, cl_target_option_print functions to
13169 allow functions to use different optimization or target options.
13171 * opt-functions.awk (var_type_struct): Return the type used for
13172 storing the field in a structure.
13174 * opth-gen.awk: Add support for TargetSave to allow a back end to
13175 declare new fields that need to be saved when using function
13176 specific options. Add support for Save to indicate which options
13177 can be set for individual functions. Only generate one extern for
13178 Mask fields. Generate cl_optimization and cl_target_option
13179 structures to remember optimization and target options.
13181 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13182 collecting new tree nodes.
13183 (TS_TARGET_OPTION): Ditto.
13185 * c-decl.c (merge_decls): Merge function specific target and
13186 optimization options.
13188 * function.c (invoke_set_current_function_hook): If the function
13189 uses different optimization options, change the global variables
13192 * coretypes.h (struct cl_optimization): Add forward reference.
13193 (struct cl_target_option): Ditto.
13195 * c-pragma.c (option_stack): New static vector to remember the
13196 current #pragma GCC option stack.
13197 (handle_pragma_option): New function to support #pragma GCC option
13198 to change target options.
13199 (optimize_stack): New static vector to remember the current
13200 #pragma GCC optimize stack.
13201 (handle_pragma_optimize): New function to support #pragma GCC
13202 optimize to change optimization options.
13203 (init_pragma): Add support for #pragma GCC optimize and #pragma
13206 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13207 optimization options.
13208 (TARGET_OPTION_NODE): New tree code for remembering certain target
13211 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13212 TARGET_OPTION_NODE trees.
13214 * common.opt (-O): Add Optimization flag.
13216 (-fmath-errno): Ditto.
13217 (-falign-functions): Add UInteger flag to make sure flag gets full
13218 int in cl_optimization structure.
13219 (-falign-jumps): Ditto.
13220 (-falign-labels): Ditto.
13221 (-falign-loops): Ditto.
13222 (-fsched-stalled-insns): Ditto.
13223 (-fsched-stalled-insns-dep): Ditto.
13225 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13227 (TARGET_OPTION_SAVE): Ditto.
13228 (TARGET_OPTION_RESTORE): Ditto.
13229 (TARGET_OPTION_PRINT): Ditto.
13230 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13231 (TARGET_CAN_INLINE_P): Ditto.
13232 (TARGET_INITIALIZER): Add new hooks.
13234 * tree-inline.c (tree_can_inline_p): New function to determine
13235 whether one function can inline another. Check if the functions
13236 use compatible optimization options, and also call the backend
13239 * tree-inline.h (tree_can_inline_p): Add declaration.
13241 * c-common.c (c_common_attribute): Add support for option and
13242 optimize attributes.
13243 (handle_option_attribute): Add support for the option attribute to
13244 allow the user to specify different target options for compiling a
13246 (handle_optimize_attribute): Add support for the optimize
13247 attribute to allow the user to specify different optimization
13248 options for compiling a specific function.
13249 (handle_hot_attribute): Turn on -O3 optimization for this one
13250 function if it isn't the default optimization level.
13251 (handle_cold_attribute): Turn on -Os optimization for this one
13252 function if it insn't the default optimization.
13253 (const_char_p): New const char * typedef.
13254 (optimize_args): New static vector to remember the optimization
13256 (parse_optimize_options): New function to set up the optimization
13257 arguments from either the optimize attribute or #pragma GCC optimize.
13259 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13260 (builtin_define_std): Ditto.
13262 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13263 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13264 (x86_64-*-*): Ditto.
13266 * Makefile.in (TREE_H): Add options.h.
13267 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13269 * doc/extend.texi (option attribute): Document new attribute.
13270 (optimize attribute): Ditto.
13271 (hot attribute): Document hot attribute sets -O3.
13272 (cold attribute): Document cold attribute sets -Os.
13273 (#pragma GCC option): Document new pragma.
13274 (#pragma GCC optimize): Ditto.
13276 * doc/options.texi (TargetSave): Document TargetSave syntax.
13277 (UInteger): Document UInteger must be used for certain flags.
13278 (Save): Document Save option to create target specific options
13279 that can be saved/restored on a function specific context.
13281 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13282 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13284 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13285 (TARGET_OPTION_SAVE): Ditto.
13286 (TARGET_OPTION_RESTORE): Ditto.
13287 (TARGET_OPTION_PRINT): Ditto.
13288 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13289 (TARGET_CAN_INLINE_P): Ditto.
13291 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13293 (-mfpmath=both): Ditto.
13295 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13296 Karthik Kumar <karthikkumar@gmail.com>
13298 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13299 (TARGET_POPCNT): Ditto.
13300 (TARGET_SAHF): Ditto.
13301 (TARGET_AES): Ditto.
13302 (TARGET_PCLMUL): Ditto.
13303 (TARGET_CMPXCHG16B): Ditto.
13304 (TARGET_RECIP): Move switch into target_flags.
13305 (TARGET_FUSED_MADD): Ditto.
13306 (ix86_arch_features): Make an unsigned char type.
13307 (ix86_tune_features): Ditto.
13308 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13309 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13310 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13312 * config/i386/i386.opt (arch): New TargetSave field to define
13313 fields that need to be saved for function specific option support.
13316 (branch_cost): Ditto.
13317 (ix86_isa_flags_explicit): Ditto.
13318 (tune_defaulted): Ditto.
13319 (arch_specified): Ditto.
13320 (-m128-long-double): Add Save flag to save option for target
13321 specific option support.
13323 (-maccumulate-outgoing-args): Ditto.
13324 (-malign-double): Ditto.
13325 (-malign-stringops): Ditto.
13326 (-mfancy-math-387): Ditto.
13327 (-mhard-float): Ditto.
13328 (-mieee-fp): Ditto.
13329 (-minline-all-stringops): Ditto.
13330 (-minline-stringops-dynamically): Ditto.
13331 (-mms-bitfields): Ditto.
13332 (-mno-align-stringops): Ditto.
13333 (-mno-fancy-math-387): Ditto.
13334 (-mno-push-args): Ditto.
13335 (-mno-red-zone): Ditto.
13336 (-mpush-args): Ditto.
13337 (-mred-zone): Ditto.
13339 (-msseregparm): Ditto.
13340 (-mstack-arg-probe): Ditto.
13352 (-mno-sse4): Ditto.
13355 (-mrecip): Move flag into target_flags.
13357 (-mno-fused-madd): Ditto.
13358 (-mfused-madd): Ditto.
13359 (-mabm): Move flag into ix86_isa_flags.
13366 * config/i386/i386-c.c: New file for #pragma support.
13367 (ix86_target_macros_internal): New function to #define or #undef
13368 target macros based when the user uses the #pragma GCC option to
13369 change target options.
13370 (ix86_pragma_option_parse): New function to add #pragma GCC option
13372 (ix86_target_macros): Move defining the target macros here from
13373 TARGET_CPU_CPP_BUILTINS in i386.h.
13374 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13375 defined, initialize any subtarget #pragmas.
13377 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13378 REGISTER_TARGET_PRAGMAS.
13380 * config/i386/t-i386: New file for x86 dependencies.
13381 (i386.o): Make dependencies mirror the include files used.
13382 (i386-c.o): New file, add dependencies.
13384 * config/i386/i386-protos.h (override_options): Add bool argument.
13385 (ix86_valid_option_attribute_tree): Add declaration.
13386 (ix86_target_macros): Ditto.
13387 (ix86_register_macros): Ditto.
13389 * config/i386/i386.c (ix86_tune_features): Move initialization of
13390 the target masks to initial_ix86_tune_features to allow functions
13391 to have different target options. Make type unsigned char,
13392 instead of unsigned int.
13393 (initial_ix86_tune_features): New static vector to hold processor
13394 masks for the tune variables.
13395 (ix86_arch_features): Move initialization of the target masks to
13396 initial_ix86_arch_features to allow functions to have different
13397 target options. Make type unsigned char, instead of unsigned int.
13398 (initial_ix86_arch_features): New static vector to hold processor
13399 masks for the arch variables.
13400 (enum ix86_function_specific_strings): New enum to describe the
13401 string options used for attribute((option(...))).
13402 (ix86_target_string): New function to return a string that
13403 describes the target options.
13404 (ix86_debug_options): New function to print the current options in
13406 (ix86_function_specific_save): New function hook to save the
13407 function specific global variables in the cl_target_option structure.
13408 (ix86_function_specific_restore): New function hook to restore the
13409 function specific variables from the cl_target_option structure to
13410 the global variables.
13411 (ix86_function_specific_print): New function hook to print the
13412 target specific options in the cl_target_option structure.
13413 (ix86_valid_option_attribute_p): New function hook to validate
13414 attribute((option(...))) arguments.
13415 (ix86_valid_option_attribute_tree): New function that is common
13416 code between attribute((option(...))) and #pragma GCC option
13417 support that parses the options and returns a tree holding the options.
13418 (ix86_valid_option_attribute_inner_p): New helper function for
13419 ix86_valid_option_attribute_tree.
13420 (ix86_can_inline_p): New function hook to decide if one function
13421 can inline another on a target specific basis.
13422 (ix86_set_current_function); New function hook to switch target
13423 options if the user used attribute((option(...))) or #pragma GCC
13425 (ix86_tune_defaulted): Move to static file scope from
13427 (ix86_arch_specified): Ditto.
13428 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13430 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13431 (OPTION_MASK_ISA_ABM_SET): Ditto.
13432 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13433 (OPTION_MASK_ISA_CX16_SET): Ditto.
13434 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13435 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13436 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13437 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13438 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13439 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13440 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13441 (struct ptt): Move to static file scope from override_options.
13442 (processor_target_table): Ditto.
13443 (cpu_names): Ditto.
13444 (ix86_handle_option): Add support for options that are now isa options.
13445 (override_options): Add support for declaring functions that
13446 support different target options than were specified on the
13447 command line. Move struct ptt, processor_target_table, cpu_names,
13448 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13449 Add bool argument. Fix up error messages so the appropriate error
13450 is given for either command line or attribute.
13451 (ix86_previous_fndecl): New static to remember previous function
13452 declaration to see if we need to change target options.
13453 (ix86_builtins_isa): New array to record the ISA of each builtin
13455 (def_builtin): Always create the builtin function, even if the
13456 current ISA doesn't support it.
13457 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13458 tests for those builtins.
13459 (ix86_init_builtins): Remove TARGET_MMX test for calling
13460 ix86_init_mmx_sse_builtins.
13461 (ix86_expand_builtin): If the current ISA doesn't support a given
13462 builtin, signal an error.
13463 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13464 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13465 (TARGET_OPTION_SAVE): Ditto.
13466 (TARGET_OPTION_RESTORE): Ditto.
13467 (TARGET_OPTION_PRINT): Ditto.
13468 (TARGET_CAN_INLINE_P): Ditto.
13470 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13472 * c-typeck.c (build_external_ref): Don't call assemble_external.
13473 * final.c (output_operand): Call assemble_external.
13475 2008-07-21 DJ Delorie <dj@redhat.com>
13477 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13478 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13480 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13482 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13483 original insn and splitter contents into ...
13484 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13485 flag_unsafe_math_optimizations. Add dummy scratch register.
13486 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13487 !flag_unsafe_math_optimizations. Returns number with next
13488 highest magnitude if this is still less or equal to the true
13489 quotient in magnitude.
13491 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13493 * Makefile.in: Replace toplev.h with TOPLEV_H.
13494 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13495 * c-lex.c (fe_file_change): Don't set in_system_header.
13496 * c-parser.c (c_token): Remove in_system_header.
13497 (c_lex_one_token): Don't set in_system_header.
13498 (c_parser_set_source_position_from_token): Don't set in_system_header.
13499 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13502 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13503 * flags.h (in_system_header): Remove.
13504 * function.c (saved_in_system_header): Remove.
13505 (push_cfun): Don't set in_system_header.
13506 (pop_cfun): Don't set in_system_header.
13507 (push_struct_function): Don't set in_system_header.
13508 * input.h (expanded_location): Add sysp.
13509 (in_system_header_at): New.
13510 (in_system_header): New.
13511 * toplev.c (in_system_header): Remove.
13512 * toplev.h: Include input.h
13514 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13515 * tree-ssa.c (warn_uninit): Call warning_at.
13516 (warn_uninitialized_var): Update calls to warn_uninit.
13517 (warn_uninitialized_phi): Update calls to warn_uninit.
13518 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13519 (expand_location): Initialize xloc.sysp.
13520 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13521 (tree_decl_with_vis): Remove in_system_header_flag.
13523 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13526 * recog.c (asm_operand_ok): Change the order of the extra
13527 memory constraint checks.
13529 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13532 * tree-switch-conversion.c (build_one_array): Call
13533 varpool_mark_needed_node and varpool_finalize_decl
13534 instead of assemble_variable.
13536 2008-07-19 Jan Hubicka <jh@suse.cz>
13538 * cgraph.c (cgraph_add_new_function): Do early local passes.
13539 * tree-nrv.c (gate_pass_return_slot): New gate.
13540 (pass_nrv): Add the gate.
13541 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13543 (coalesce_ssa_name): Coalesce SSA names.
13544 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13545 not optimizing so unused user vars remains visible.
13546 * common.opt (flag_tree_ter): Always enable by default.
13547 * tree-ssa-ter.c: Include flags.h
13548 (is_replaceable_p): Check that locations match; when aliasing
13549 is missing be conservative about loads.
13550 * tree-optimize.c (gate_init_datastructures): Remove.
13551 (pass_init_datastructures): New.
13552 * passes.c: Reorder passes so we always go into SSA.
13554 2008-07-19 Jan Hubicka <jh@suse.cz>
13556 * doc/extend.texi (flatten attribute): Remove note about
13558 * doc/invoke.texi (--combine): Likewise.
13559 (-finline-functions-called-once): Update levels when enabled.
13560 (-funit-at-a-time): Document new behaviour.
13561 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13562 -fno-section-anchors when disabled explicitly.
13563 (inline params): They are not ignored now.
13564 (precompiled headers): Remove unit-at-a-time as being incompatible.
13565 * opts.c (decode_options): Handle unit-at-a-time as alias;
13566 imply -fno-section-anchors when toplevel reorder is disabled
13568 * common.opt (ftoplevel-reorder): Set default value to 2.
13569 (funit-at-a-time): Set default value to 1.
13570 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13573 2008-07-19 Jan Hubicka <jh@suse.cz>
13575 * builtins.c (expand_builtin_int_roundingfn,
13576 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13579 2008-07-19 Richard Guenther <rguenther@suse.de>
13582 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13583 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13584 * tree-ssa-pre.c (get_expr_value_id): For newly created
13585 constant value-ids make sure to add the expression to its
13588 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13590 PR middle-end/36877
13591 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13592 return value of the builtin is ignored.
13594 2008-07-19 Olivier Hainque <hainque@adacore.com>
13596 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13597 bits, a C conformant malloc implementation has to provide.
13598 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13600 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13604 * reload.c (find_reloads_subreg_address): Only reload address if
13605 reloaded == 0, not for reloaded != 1.
13608 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13609 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13610 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13611 m32c_legitimize_reload_address.
13613 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13614 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13615 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13617 2008-07-19 Olivier Hainque <hainque@adacore.com>
13619 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13620 argument, saying whether nested array are to be collapsed
13621 into a single array type DIE with multiple subscripts.
13622 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13623 issues, centralize the nested array types collapsing control and
13624 disable the transformation for Ada.
13626 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13629 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13631 (x86_64_shift_adj_2): New expander.
13632 (x86_64_shift_adj_3): Ditto.
13633 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13634 to split TImode operands.
13635 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13636 (ix86_split_lshr): Ditto.
13638 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13640 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13641 and __CHAR32_TYPE__.
13642 * c-typeck.c (digest_init): Support char16_t and char32_t.
13643 (set_nonincremental_init_from_string): Idem.
13645 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13647 PR middle-end/36859
13648 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13649 PREFERRED_STACK_BOUNDARY.
13650 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13652 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13654 PR middle-end/36858
13655 * function.c (locate_and_pad_parm): Cap boundary earlier.
13657 2008-07-17 Julian Brown <julian@codesourcery.com>
13659 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13660 no-op for targets which don't use DLLs.
13662 2008-07-17 Martin Jambor <mjambor@suse.cz>
13664 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13665 that nodes are relevant by examining the node->analyzed flag.
13666 (ipcp_init_stage): Check which nodes are relevant, assert that the
13667 relevant ones are also required.
13668 (ipcp_propagate_stage): Check on the side arrays are properly
13670 (ipcp_print_all_jump_functions): Make sure not to touch any node
13671 that is not analyzed or an edge that does not have a corresponding
13672 entry in the on-the-side vectors.
13673 (ipcp_function_scale_print): Likewise.
13674 (ipcp_update_callgraph): Check that the node is relevant.
13675 (ipcp_insert_stage): Check that the node is relevant. Check there is
13676 an info for every node and edge.
13677 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13678 (ipa_print_all_tree_maps): Likewise and a new variable info.
13679 (ipa_print_all_params_modified): Likewise.
13680 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13682 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13685 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13687 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13689 PR rtl-optimization/36753
13690 * fwprop.c (use_killed_between): Don't shortcut
13691 single-definition global registers.
13693 2008-07-16 Jan Hubicka <jh@suse.cz>
13695 * cgraph.h (varpool_empty_needed_queue): Declare.
13696 * cgraphunit.c (output_in_order): Mark all variables as needed;
13698 * varpool.c (varpool_assemble_node): Update debug queue.
13699 (varpool_assemble_pending_decls): Don't do it here.
13700 (varpool_empty_needed_queue): New function.
13702 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13704 * recog.c (peephole2_optimize): Fix formatting.
13706 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13708 * c-pch.c (get_ident): Avoid C++ keywords.
13709 * combine-stack-adj.c (single_set_for_csa): Likewise.
13710 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13711 output_asm_insn): Likewise.
13712 * reload.c (push_secondary_reload, find_reusable_reload,
13713 push_reload, combine_reloads, find_reloads,
13714 debug_reload_to_stream): Likewise.
13715 * reload.h (struct reload): Likewise.
13716 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13717 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13718 emit_output_reload_insns): Likewise.
13719 * targhooks.c (default_secondary_reload): Likewise.
13720 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13722 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13724 * recog.c (validate_change_1, validate_change,
13725 validate_unshare_change, validate_replace_rtx_1, struct
13726 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13728 * reload.c (push_secondary_reload, secondary_reload_class,
13729 scratch_reload_class, find_valid_class, find_reusable_reload,
13730 push_reload, find_dummy_reload, find_reloads_address_1,
13731 find_reloads_address_part, find_equiv_reg): Likewise.
13732 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13733 choose_reload_regs): Likewise.
13734 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13736 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13737 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13738 * sched-rgn.c (concat_INSN_LIST): Likewise.
13739 * stor-layout.c (mode_for_size, mode_for_size_tree,
13740 smallest_mode_for_size): Likewise.
13742 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13744 * cfg.c (dump_reg_info): Avoid C++ keywords.
13745 * dwarf2asm.c (dw2_force_const_mem,
13746 dw2_asm_output_encoded_addr_rtx): Likewise.
13747 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13748 * expmed.c (expand_shift): Likewise.
13749 * global.c (find_reg): Likewise.
13750 * graph.c (draw_edge): Likewise.
13751 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13752 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13753 widen_clz, widen_bswap, expand_parity, expand_unop,
13754 emit_cmp_and_jump_insn_1): Likewise.
13755 * postreload.c (reload_cse_simplify_operands): Likewise.
13756 * ra.h (add_neighbor): Likewise.
13757 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13758 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13759 record_reg_classes, copy_cost, record_address_regs,
13760 invalid_mode_change_p): Likewise.
13761 * regrename.c (regrename_optimize, scan_rtx_reg,
13762 dump_def_use_chain, find_oldest_value_reg,
13763 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13765 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13767 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13768 MASK_POWERPC64 for power4 in previous commit.
13770 2008-07-16 Olivier Hainque <hainque@adacore.com>
13772 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13773 instead of bare conversion to cast const-ness away.
13775 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13777 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13778 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13779 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13780 (TARGET_FUNCTION_VALUE): Define.
13782 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13784 * config/rs6000/rs6000.c (processor_target_table): Add
13785 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13787 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13790 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13791 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13792 m32c_legitimize_reload_address.
13794 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13796 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13797 DECL_IN_SYSTEM_HEADER in sync.
13799 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13801 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13802 * tree-ssa-pre.c (pre_expr_eq): Ditto
13803 (get_constant_for_value_id): Take a type as an argument.
13804 (fully_constant_expression): Pass in type.
13805 (find_or_generate_expression): Short circuit constant case.
13806 (create_expression_by_pieces): Remove special casing of
13808 (do_regular_insertion): Short circuit constant case.
13809 (do_partial_partial_insertion): Ditto.
13811 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13814 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13816 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13818 * config/xtensa/libgcc-xtensa.ver: New file.
13819 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13821 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13823 * df-problems.c (df_set_note): Avoid C++ keywords.
13824 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13825 * dse.c (record_store, remove_useless_values): Likewise.
13826 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13827 gen_reg_rtx_offset, operand_subword, change_address_1,
13828 change_address, adjust_address_1, offset_address,
13829 widen_memory_access, emit_copy_of_insn_after): Likewise.
13830 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13831 * fwprop.c (should_replace_address, propagate_rtx_1,
13832 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13834 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13835 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13836 * lcm.c (compute_insert_delete, pre_edge_lcm,
13837 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13838 * lower-subreg.c (resolve_reg_notes): Likewise.
13839 * mode-switching.c (optimize_mode_switching): Likewise.
13841 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13843 * bt-load.c (add_btr_def, migrate_btr_def,
13844 branch_target_load_optimize): Avoid C++ keywords.
13845 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13847 * combine.c (subst, simplify_set, make_extraction,
13848 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13849 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13850 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13852 2008-07-15 Richard Guenther <rguenther@suse.de>
13854 PR middle-end/36369
13855 * c-common.c (strict_aliasing_warning): Do not warn for
13856 TYPE_REF_CAN_ALIAS_ALL pointers.
13857 (c_common_get_alias_set): may_alias types are not special.
13858 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13859 attribute and set can_ref_all accordingly.
13860 (build_reference_type_for_mode): Likewise.
13861 * doc/extend.texi (may_alias): Clarify.
13863 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13866 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13867 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13869 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13872 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13873 gcc_assert, instead call output_operand_lossage.
13875 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13877 * builtins.c (std_canonical_va_list): Treat structure based
13880 2008-07-15 Ben Elliston <bje@au.ibm.com>
13882 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13884 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13886 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13889 2008-07-14 Jan Hubicka <jh@suse.cz>
13891 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13892 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13893 fix predicates and constraints.
13894 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13895 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13897 2008-07-14 Doug Kwan <dougkwan@google.com>
13899 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13900 additional option file arm/eabi.opt.
13901 * config/arm/eabi.h (File): New configuration file for EABI targets.
13902 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13903 SUBSUBTARGET_EXTRA_SPECS.
13904 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13905 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13906 from STARTFILE_SPEC so that it can be referenced in an override.
13907 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13908 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13909 can be referenced in an override.
13910 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13911 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13912 so that it can be referenced in an override.
13913 (LINK_SPEC): Use BPABI_LINK_SPEC.
13914 * config/arm/eabi.opt (File): New.
13916 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13918 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13919 (FIXED_VALUE_H): New variable.
13920 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13921 input.h, fixed-value.h.
13922 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13923 (BASIC_BLOCK_H): Use $(BITMAP_H).
13924 (FUNCTION_H): Add varray.h.
13925 (IPA_REFERENCE_H): Use $(BITMAP_H).
13926 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13927 (DF_H): Use $(BITMAP_H).
13928 (GGC_H): Add statistics.h.
13929 (INSN_ADDR_H): New.
13930 (INSN_ATTR_H): Use it.
13931 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13933 (SYMTAB_H): Add $(OBSTACK_H).
13934 (CPP_INTERNAL_H): New.
13935 (TREE_DUMP_H): Add tree-pass.h.
13936 (TREE_FLOW_H): Use $(BITMAP_H)
13937 (PRETTY_PRINT_H): Use $(INPUT_H).
13938 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13941 (many object files): Fix lots of header dependencies throughout.
13943 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13945 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13947 (s-gtyp-input): Use them to write tmp-gi.list.
13948 (echo_to_gi.list): Remove.
13950 2008-07-14 Richard Guenther <rguenther@suse.de>
13952 * tree-ssa-sccvn.c (pre_info): Remove.
13953 (switch_to_PRE_table): Likewise.
13954 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13955 (set_hashtable_value_ids): Do not create value-ids for the
13957 (run_scc_vn): Remove double test. Remove bogus special-case
13958 in value-number printing.
13959 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13960 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13962 * tree-flow-inline.h (get_value_handle): Remove.
13963 * tree-flow.h (get_value_handle): Remove.
13965 2008-07-14 Martin Jambor <mjambor@suse.cz>
13967 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13968 in which we generate arithmetics is not a subrange.
13970 2008-07-14 Martin Jambor <mjambor@suse.cz>
13972 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13974 2008-07-14 Richard Guenther <rguenther@suse.de>
13976 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13978 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13981 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13982 reload for symbol refs moved to r0 with -fPIC.
13983 (legitimize_pic_address): Use the target register as temporary
13985 (emit_symbolic_move): Adjust comment.
13986 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13989 2008-07-14 Ben Elliston <bje@au.ibm.com>
13991 * c-common.h (C_CPP_HASHNODE): New macro.
13992 * coretypes.h (struct cpp_token): Forward declare.
13993 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13994 the context-sensitive keyword method.
13995 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13996 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13997 expand_bool_pixel): New.
13998 (altivec_categorize_keyword): New function.
13999 (init_vector_keywords): New function.
14000 (rs6000_macro_to_expand): Likewise.
14001 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
14002 compiling an ISO C dialect.
14004 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
14006 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
14007 (create_expression_by_pieces): Fix typo.
14008 (do_regular_insertion): Use debug counter here too.
14010 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
14013 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
14014 CONST_OK_FOR_LETTER_P. All port-local users changed.
14015 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
14016 implement Kp matching power-of-two.
14017 (CONSTRAINT_LEN): Define to match.
14018 * config/cris/cris.md: Replace all use of constraint K with Kc.
14019 ("*btst*): Use Kp for operand 0 of last alternative.
14021 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14024 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
14027 2008-07-13 Jan Hubicka <jh@suse.cz>
14029 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
14032 2008-07-13 Richard Guenther <rguenther@suse.de>
14034 PR middle-end/36811
14035 * langhooks.c (lhd_print_error_function): Deal with recursive
14038 2008-07-12 Jan Hubicka <jh@suse.cz>
14040 * cgraph.c (assembler_name_hash): New static var.
14041 (hash_node_by_assembler_name, eq_assembler_name): New.
14042 (cgraph_node_for_asm): Use hashtable.
14043 (cgraph_remove_node): Maintain hashtable.
14044 (change_decl_assembler_name): Sanity check that names are not changing
14045 after aliasing was processed.
14046 * cgraph.h (varpoon_node): Add next GGC marker.
14047 * tree.c (decl_assembler_name_equal): Constify.
14048 (decl_assembler_name_hash): New.
14049 * tree.h (decl_assembler_name_equal): Constify.
14050 (decl_assembler_name_hash): Update.
14052 2008-07-12 David Daney <ddaney@avtrex.com>
14054 * config/mips/driver-native.c (host_detect_local_cpu): Handle
14055 sb1 and r5000 cpus.
14057 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14059 * doc/md.texi: Document the MIPS "v" constraint.
14060 * config/mips/mips.h (reg_class): Revert last change.
14061 (REG_CLASS_NAMES): Likewise.
14062 (REG_CLASS_CONTENTS): Likewise.
14063 * config/mips/mips.c (mips_regno_to_class): Likewise.
14064 * config/mips/constraints.md (v): Likewise, but add documentation.
14065 Add a comment to say that this constraint should not be used in
14068 2008-07-11 DJ Delorie <dj@redhat.com>
14070 * config/h8300/h8300.md (length): Fix branch offset limit.
14072 2008-07-11 Anatoly Sokolov <aesok@post.ru>
14074 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
14075 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
14076 (avr_hard_regno_scratch_ok): New function.
14077 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
14078 * config/avr/avr.md (all peepholes that request a scratch register):
14079 Remove avr_peep2_scratch_safe use.
14081 2008-07-11 Tom Tromey <tromey@redhat.com>
14082 Ian Lance Taylor <iant@google.com>
14084 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
14085 (struct c_common_resword): Define.
14086 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
14087 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
14088 (c_common_reswords, num_c_common_reswords): Declare.
14089 * c-common.c (c_common_reswords): New global const array.
14090 (num_c_common_reswords): New const int.
14091 * c-parser.c (struct resword, reswords): Don't define.
14092 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
14093 (c_parse_init): Clarify mask code. Use c_common_reswords rather
14094 than reswords. If warning about C++ keywords, give them a special
14096 (c_lex_one_token): Warn about C++ keywords. Call
14097 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
14098 (c_parser_external_declaration): Look for RID_xxx rather than
14099 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
14100 (c_parser_statement_after_labels): Likewise.
14101 (c_parser_objc_class_instance_variables): Likewise.
14102 (c_parser_objc_class_declaration): Likewise.
14103 (c_parser_objc_try_catch_statement): Likewise.
14104 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
14105 (declspecs_add_type): Likewise.
14107 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
14109 * ggc-page.c (alloc_page):
14110 Substituting xmalloc, xcalloc with
14111 XNEWVEC and XCNEWVAR macros which add the
14114 2008-07-11 Richard Guenther <rguenther@suse.de>
14116 PR tree-optimization/36765
14117 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
14118 aliases from HEAP vars to SMTs.
14120 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14122 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
14123 * configure.ac (loose_warn): Move -Wc++-compat from here...
14124 (strict_warn): ...to here.
14125 * configure: Regenerate.
14127 2008-07-10 Joseph Myers <joseph@codesourcery.com>
14129 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
14130 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
14131 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
14132 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
14133 excluding more specific h8300-*-* and sh-*-* targets.
14135 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
14137 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14138 (eliminate): Ditto.
14139 (execute_pre): Call loop_optimizer_finalize in early exit.
14141 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14143 PR middle-end/36790
14144 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14145 uids in the bitmap, not just VAR_DECL uids.
14147 PR rtl-optimization/36419
14148 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14149 (combine_stack_adjustments_for_block): Call it if needed. Delete
14151 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14152 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14153 prologue sp adjustment.
14155 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14158 * opts.c (print_ignored_options): Report postponed diagnostics for
14159 unknown -Wno-* options as warnings, not errors.
14160 (postpone_unknown_option_error): Renamed to...
14161 (postpone_unknown_option_warning): ... this.
14163 2008-07-09 Doug Kwan <dougkwan@google.com>
14166 2008-07-08 Doug Kwan <dougkwan@google.com>
14168 * config/arm/arm.opt (mandroid): New option.
14169 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14170 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14172 (CC1PLUS_SPEC): Same.
14174 (STARTFILE_SPEC): Same.
14175 (ENDFILE_SPEC): Same.
14176 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14179 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14182 * config/mips/mips.h (reg_class): Remove V1_REG.
14183 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14184 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14185 instead of V1_REGS.
14186 (mips_get_tp): New function.
14187 (mips_legitimize_tls_address): Use it.
14188 * config/mips/constraints.md (v): Delete.
14189 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14190 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14191 After reload, split into a move and ...
14192 (*tls_get_tp_<mode>_split): ...this new instruction.
14194 2008-07-09 David Daney <ddaney@avtrex.com>
14196 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14198 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14200 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14201 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14203 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14204 htab_delete should be called. Don't free c.
14205 (lookup_tmp_var): Create temp_htab lazily.
14206 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14207 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14209 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14210 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14211 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14212 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14213 * tree-sra.c (generate_element_init): Likewise.
14214 * tree-mudflap.c (execute_mudflap_function_ops,
14215 execute_mudflap_function_decls): Likewise.
14216 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14217 * tree-gimple.h (struct gimplify_ctx): New type.
14218 (push_gimplify_context): Adjust prototype.
14220 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14222 * tree-ssa-pre.c (phi_translate_1): Update placement of
14223 add_to_value calls.
14225 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14227 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14228 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14229 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14230 * targhooks.c (default_hard_regno_scratch_ok): New function.
14231 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14232 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14233 * recog.c: Include "target.h".
14234 (peep2_find_free_register): Add check for global regs. Add target
14236 * Makefile.in (recog.o): Depend on target.h.
14238 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14240 * config/sh/sh.c (sh_canonical_va_list_type): New.
14241 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14243 2008-07-09 Raksit Ashok <raksit@google.com>
14245 * doc/invoke.texi (Option Summary): Mention new option
14246 -Wdisallowed-function-list=...
14247 (Warning Options): Document -Wdisallowed-function-list=...
14248 * common.opt (Wdisallowed-function-list=): New flag.
14249 * flags.h (warn_disallowed_functions): External definition of new
14250 boolean warning flag.
14251 (warn_if_disallowed_function_p): Declare new function.
14252 * opts.c (warning_disallowed_functions): New static variable.
14253 (warn_disallowed_functions): New boolean warning flag.
14254 (warn_if_disallowed_function_p): New function.
14255 (add_comma_separated_to_vector): Rename
14256 add_instrument_functions_exclude_list to this.
14257 (common_handle_option): Handle new option. Rename calls to
14258 add_instrument_functions_exclude_list into calls to
14259 add_comma_separated_to_vector.
14260 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14261 based on flag warn_disallowed_functions.
14263 2008-07-09 Christian Bruel <christian.bruel@st.com>
14265 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14266 instead of get_attr_length.
14268 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14270 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14272 * genemit.c (gen_insn): Likewise.
14273 * gengtype.c (note_def_vec): Likewise.
14274 * gengtype.h (note_def_vec): Likewise.
14275 * genoutput.c (struct data, output_insn_data, process_template,
14276 gen_expand, gen_split, note_constraint): Likewise.
14277 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14278 make_insn_sequence): Likewise.
14279 * gensupport.c (record_insn_name): Likewise.
14281 2008-07-08 Doug Kwan <dougkwan@google.com>
14283 * config/arm/arm.opt (mandroid): New option.
14284 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14285 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14287 (CC1PLUS_SPEC): Same.
14289 (STARTFILE_SPEC): Same.
14290 (ENDFILE_SPEC): Same.
14291 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14294 2008-07-08 Raksit Ashok <raksit@google.com>
14296 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14297 (set_storage_via_setmem): Fix expected_align parameter.
14298 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14299 missing from the list.
14300 * doc/md.texi (movmem): Explicitly state that expected alignment is
14301 to be expressed in bytes.
14302 (setmem): Explicitly state that expected alignment is to be expressed
14305 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14307 * reload.c (find_reloads_subreg_address): Do not require validity
14308 of address in original mode before reloading address.
14310 2008-07-07 Tianwei Sheng <tianweis@google.com>
14312 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14313 bounds array access.
14315 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14317 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14319 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14321 Fix PR tree-optimization/23455
14322 Fix PR tree-optimization/35286
14323 Fix PR tree-optimization/35287
14324 * Makefile.in (OBJS-common): Remove tree-vn.o.
14325 (tree-vn.o): Remove.
14326 * dbgcnt.def: Add treepre_insert debug counter.
14327 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14328 (debug_value_expressions): Ditto.
14329 (print_value_expressions): Ditto.
14330 * tree-pretty-print.c (dump_generic_node): Updated for
14331 VALUE_HANDLE removal.
14332 * tree-ssa-dom.c (record_equality): Ditto.
14333 (cprop_operand): Ditto.
14334 (lookup_avail_expr): Ditto.
14335 * tree-ssa-threadedge.c
14336 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14337 (simplify_control_stmt_condition): Ditto.
14338 * tree.c (tree_code_size): Ditto.
14339 (tree_node_structure): Ditto.
14340 (iterative_hash_expr): Ditto.
14342 * tree.h (VALUE_HANDLE_ID): Ditto.
14343 (VALUE_HANDLE_EXPR_SET): Ditto.
14344 (struct tree_value_handle): Ditto.
14345 (union tree_node): Ditto.
14346 * treestruct.def: Ditto.
14347 * tree-vn.c: Removed.
14348 * tree-ssa-pre.c: Rewritten entirely.
14349 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14350 (constant_value_ids): Ditto.
14351 (vn_nary_op_t): Moved to header.
14353 (vn_reference_op_t): Ditto
14354 (vn_reference_t): Ditto.
14355 (next_value_id): New variable.
14356 (VN_INFO): Add an assert.
14357 (vn_constant_eq): New function.
14358 (vn_constant_hash): Ditto.
14359 (get_or_alloc_constant_value_id): Ditto.
14360 (value_id_constant_p): Ditto.
14361 (vn_reference_compute_hash): De-staticify.
14362 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14363 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14364 (valueize_refs): Update opcode if it changes from ssa name to constant.
14365 (vn_reference_lookup_1): Add new argument.
14366 (vn_reference_lookup): Ditto.
14367 (vn_reference_lookup_pieces): New function.
14368 (vn_reference_insert): Add return type. Modify to deal with value ids.
14369 (vn_reference_insert_pieces): New function.
14370 (vn_nary_op_compute_hash): De-staticify.
14371 (vn_nary_op_eq): Ditto.
14372 (vn_nary_op_lookup_pieces): New function.
14373 (vn_nary_op_lookup): Add new argument.
14374 (vn_nary_op_insert_pieces): New function.
14375 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14376 (vn_phi_insert): Ditto.
14377 (visit_unary_op): Update for callee changes.
14378 (visit_binary_op): Ditto.
14379 (visit_reference_op_load): Ditto.
14380 (visit_reference_op_store): Ditto.
14381 (init_scc_vn): Init next_value_id, constant_to_value_id and
14382 constant_value_ids.
14383 (free_scc_vn): Free them.
14384 (set_hashtable_value_ids): New function.
14385 (run_scc_vn): Use it.
14386 (get_max_value_id): New function.
14387 (get_next_value_id): Ditto.
14388 (expressions_equal_p): Moved from tree-vn.c
14389 (sort_vuses): Ditto.
14390 (sort_vuses_heap): Ditto.
14391 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14393 * tree.c (iterative_hash_hashval_t): Made non-static
14394 * tree.h (iterative_hash_hashval_t): Declare it.
14396 2008-07-08 Martin Jambor <mjambor@suse.cz>
14398 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14399 instead of ipa_create_node_params.
14400 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14401 ipa_check_create_edge_args, free them with
14402 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14404 * ipa-prop.c: Include flags.h and tree-inline.h.
14405 (ipa_node_params_vector): New variable.
14406 (ipa_edge_args_vector): New variable.
14407 (edge_removal_hook_holder): New variable.
14408 (node_removal_hook_holder): New variable.
14409 (edge_duplication_hook_holder): New variable.
14410 (node_duplication_hook_holder): New variable.
14411 (ipa_detect_param_modifications): Check for presence of modified flags.
14412 (ipa_compute_jump_functions): Check for presence of jump functions.
14413 (ipa_free_edge_args_substructures): New function.
14414 (ipa_create_node_params): Removed.
14415 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14416 (ipa_free_node_params_substructures): New function.
14417 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14419 (ipa_edge_removal_hook): New function.
14420 (ipa_node_removal_hook): New function.
14421 (duplicate_array): New function.
14422 (ipa_edge_duplication_hook): New function.
14423 (ipa_node_duplication_hook): New function.
14424 (ipa_register_cgraph_hooks): New function.
14425 (ipa_unregister_cgraph_hooks): New function.
14426 (free_all_ipa_structures_after_ipa_cp): New function.
14428 * ipa-prop.h: Include vec.h.
14429 (ipa_node_params_t): New typedef with vector types for it.
14430 (ipa_edge_args_t): New typedef with vector types for it.
14431 (IPA_NODE_REF): Changed to access an on-the-side vector.
14432 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14433 (ipa_check_create_node_params): New function.
14434 (ipa_check_create_edge_args): New function.
14436 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14439 2008-07-07 Tom Tromey <tromey@redhat.com>
14441 * configure, config.in: Rebuilt.
14442 * configure.ac: Don't check for scandir or alphasort.
14444 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14446 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14447 types immediately after creating them.
14449 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14451 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14453 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14455 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14456 dump_constraint_graph.
14457 (dump_constraint_edge): New function.
14458 (dump_constraint_graph): New function.
14459 (debug_constraint_graph): New function.
14460 (dump_constraint): Removed useless comparison.
14461 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14462 (dump_constraint_graph): Declare.
14463 (debug_constraint_graph): Declare.
14464 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14466 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14468 * config/i386/i386.c (is_va_list_char_pointer): New.
14469 (ix86_va_start): Replace compare with ms_va_list_type_node
14470 by is_va_list_char_pointer.
14471 (ix86_gimplify_va_arg): Likewise.
14473 2008-07-07 Martin Jambor <mjambor@suse.cz>
14475 * cgraph.c (cgraph_edge_max_uid): New variable.
14476 (struct cgraph_edge_hook_list): New type.
14477 (struct cgraph_node_hook_list): New type.
14478 (struct cgraph_2edge_hook_list): New type.
14479 (struct cgraph_2node_hook_list): New type.
14480 (first_cgraph_edge_removal_hook): New variable.
14481 (first_cgraph_node_removal_hook): New variable.
14482 (first_cgraph_edge_duplicated_hook): New variable.
14483 (first_cgraph_node_duplicated_hook): New variable.
14484 (cgraph_add_edge_removal_hook): New function.
14485 (cgraph_remove_edge_removal_hook): New function.
14486 (cgraph_call_edge_removal_hooks): New function.
14487 (cgraph_add_node_removal_hook): New function.
14488 (cgraph_remove_node_removal_hook): New function.
14489 (cgraph_call_node_removal_hooks): New function.
14490 (cgraph_add_edge_duplication_hook): New function.
14491 (cgraph_remove_edge_duplication_hook): New function.
14492 (cgraph_call_edge_duplication_hooks): New function.
14493 (cgraph_add_node_duplication_hook): New function.
14494 (cgraph_remove_node_duplication_hook): New function.
14495 (cgraph_call_node_duplication_hooks): New function.
14496 (cgraph_create_edge): Assign to edge uid.
14497 (cgraph_remove_edge): Call edge removal hooks.
14498 (cgraph_node_remove_callees): Call edge removal hooks.
14499 (cgraph_node_remove_callers): Call edge removal hooks.
14500 (cgraph_remove_node): Call node removal hooks.
14501 (cgraph_clone_edge): Call edge duplication hooks.
14502 (cgraph_clone_node): Call node duplication hooks.
14504 * cgraph.h (cgraph_edge): New field uid.
14505 (cgraph_edge_hook): New type.
14506 (cgraph_node_hook): New type.
14507 (cgraph_2edge_hook): New type.
14508 (cgraph_2node_hook): New type.
14510 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14512 * config.in: Regenerate.
14514 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14516 * gcc.c (print_sysroot): New.
14517 (option_map, display_help, process_command): Handle the
14518 -print-sysroot option.
14519 (main): Print the sysroot if requested.
14520 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14522 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14525 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14527 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14529 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14530 (assign_parm_setup_block_p): Also check mode of entry_parm.
14532 2008-07-07 Richard Guenther <rguenther@suse.de>
14534 * tree-ssa-structalias.h (set_used_smts): Remove.
14535 * tree-ssa-structalias.c (used_smts): Likewise.
14536 (set_used_smts): Likewise.
14537 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14538 call to set_used_smts.
14540 2008-07-07 Richard Guenther <rguenther@suse.de>
14542 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14543 (new_var_info): Set it to false.
14544 (solution_set_add): Correctly handle pointers outside a var and
14546 (type_safe): Treat variables with is_full_var properly.
14547 (do_sd_constraint): Likewise.
14548 (do_ds_constraint): Likewise.
14549 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14550 (get_constraint_for_ptr_offset): New function.
14551 (get_constraint_for_component_ref): For addresses at least include
14552 the last field of the variable. Handle is_full_vars properly.
14553 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14554 (handle_ptr_arith): Remove.
14555 (find_func_aliases): Simplify assignment handling.
14556 (create_function_info_for): For parameter and result varinfos set
14558 (create_variable_info_for): Set is_full_var flag whenever we
14559 just created a single varinfo for a decl.
14560 (init_alias_vars): Initialize use_field_sensitive from
14561 max-fields-for-field-sensitive parameter.
14563 2008-07-07 Richard Guenther <rguenther@suse.de>
14565 PR tree-optimization/36713
14566 * tree-flow-inline.h (is_call_used): New function.
14567 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14568 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14569 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14571 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14573 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14575 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14577 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14579 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14580 Nathan Sidwell <nathan@codesourcery.com>
14582 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14583 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14585 * config/m68k/t-linux: New.
14586 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14589 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14591 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14592 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14595 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14597 * gcc.c (execute): Fix -Wc++-compat warning.
14599 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14602 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14603 constant for little endian.
14605 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14607 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14608 mips_base_mips16 instead of TARGET_MIPS16.
14609 (mips_base_mips16): Declare.
14610 * config/mips/mips.c (mips_base_mips16): Make global.
14611 (was_mips16_p): Remove GTY marker.
14612 (was_mips16_pch_p): New variable.
14613 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14614 (mips_override_options): Force to non-MIPS16 mode initially.
14615 Do not complain about MIPS16 PIC incompatibilities here.
14616 Only allow -mgpopt if -mexplicit-relocs is in force for
14619 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14621 * configure.ac: Check for caddr_t, define to char * if not defined.
14622 * configure: Regenerate.
14623 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14624 (mmap_gt_pch_use_address): Likewise.
14625 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14627 2008-07-06 Richard Guenther <rguenther@suse.de>
14629 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14630 (new_var_info): Deal with it.
14631 (solution_set_add): Likewise.
14632 (bitpos_of_field): Make signed, fix.
14633 (struct fieldoff): Remove type and decl fields. Make size field
14634 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14636 (fieldoff_compare): Deal with it.
14637 (push_fields_onto_fieldstack): Remove has_union argument, glob
14638 adjacent non-pointer fields together.
14639 (create_function_info_for): Do not set has_union.
14640 (create_variable_info_for): Simplify.
14642 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14644 * config.gcc (extra_headers): Add cross-stdarg.h for target
14645 x86_64-*-* and i?86-*-*.
14646 * config/i386/cross-stdarg.h: New.
14647 * builtins.c (std_fn_abi_va_list): New.
14648 (std_canonical_va_list_type): New.
14649 (stabilize_va_list): Replace va_list_type_node use by
14650 mtarget.canonical_va_list_type.
14651 (gimplify_va_arg_expr): Likewise.
14652 (expand_builtin_va_copy): Replace va_list_type_node use by
14653 mtarget.fn_abi_va_list.
14654 * tree-sra.c (is_va_list_type): New helper.
14655 (decl_can_be_decomposed_p): Replace
14656 va_list_type_node use by is_va_list_type.
14657 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14658 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14659 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14660 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14661 (ix86_enum_va_list): New.
14662 * config/i386/i386.c (sysv_va_list_type_node): New.
14663 (ms_va_list_type_node): New.
14664 (ix86_function_type_abi): Remove sorry.
14665 (ix86_build_builtin_va_list_abi): New.
14666 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14667 for 64-bit targets.
14668 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14669 (ix86_init_builtins_va_builtins_abi): New.
14670 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14671 for 64-bit targets.
14672 (ix86_handle_abi_attribute): New.
14673 (attribute_spec): Add sysv_abi and ms_abi.
14674 (ix86_fn_abi_va_list): New.
14675 (ix86_canonical_va_list_type): New.
14676 (ix86_enum_va_list): New.
14677 (TARGET_FN_ABI_VA_LIST): New.
14678 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14679 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14680 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14681 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14682 (TARGET_ENUM_VA_LIST): New.
14683 * expr.h (std_fn_abi_va_list): New.
14684 (std_canonical_va_list_type): New.
14685 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14686 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14687 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14688 TARGET_CANONICAL_VA_LIST_TYPE.
14689 * target.h (struct gcc_target): Add fn_abi_va_list hook
14690 and canonical_va_list_type hook.
14692 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14694 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14695 integral and pointer types.
14697 2008-07-04 Roger Sayle <roger@eyesopen.com>
14699 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14700 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14702 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14705 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14707 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14709 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14710 build_gimple_modify_stmt.
14711 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14712 gimple operand. Use fold_build* instead of build*.
14714 2008-07-04 Richard Guenther <rguenther@suse.de>
14716 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14717 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14718 properly to compute the reachability set if we do field-sensitive PTA.
14719 * invoke.texi (max-fields-for-field-sensitive): Document default.
14720 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14721 100 for optimize >= 2.
14723 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14725 * ggc-zone.c (lookup_page_table_if_allocated,
14726 set_page_table_entry, zone_find_object_size, alloc_small_page,
14727 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14728 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14729 -Wc++-compat and/or -Wcast-qual warnings.
14731 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14734 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14735 pic_offset_table_rtx to be marked as used here.
14736 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14737 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14738 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14739 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14740 !TARGET_SECURE_PLT.
14742 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14744 * alloc-pool.c (hash_descriptor, eq_descriptor,
14745 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14746 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14748 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14749 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14750 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14751 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14754 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14756 * tree-flow.h (loop_only_exit_p): Declare.
14757 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14758 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14759 the number of iterations if it is constant. Otherwise, if this is the
14760 only possible exit of the loop, use the conservative estimate on the
14761 number of iterations of the entire loop if available.
14763 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14765 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14766 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14767 Add synchronization functions.
14768 * config/sync.c: New file.
14769 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14770 (LIBGCC_SYNC_CFLAGS): Likewise.
14772 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14775 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14776 (*pushtf_sse): New insn pattern.
14777 (pushtf splitters): New splitters.
14779 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14781 PR middle-end/35736
14782 * predict.c (build_predict_expr): Use void_type_node for the tree
14783 type, instead of NULL_TREE.
14785 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14787 * config/i386/i386.c (contains_aligned_value_p): Return true
14789 (ix86_data_alignment): Align TCmode to 128bits.
14790 (ix86_local_alignment): Likewise.
14792 2008-07-03 Andrew Haley <aph@redhat.com>
14795 * vec.h (VEC_TA): New.
14796 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14797 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14798 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14799 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14800 (C_COMMON_FIXED_TYPES): Remove first arg.
14801 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14802 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14803 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14804 not to use empty macro arguments.
14806 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14808 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14809 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14810 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14811 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14812 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14813 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14814 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14815 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14816 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14817 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14818 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14819 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14820 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14821 config/rs6000/e500crtres64gpr.asm,
14822 config/rs6000/e500crtres64gprctr.asm,
14823 config/rs6000/e500crtrest32gpr.asm,
14824 config/rs6000/e500crtrest64gpr.asm,
14825 config/rs6000/e500crtresx32gpr.asm,
14826 config/rs6000/e500crtresx64gpr.asm,
14827 config/rs6000/e500crtsav32gpr.asm,
14828 config/rs6000/e500crtsav64gpr.asm,
14829 config/rs6000/e500crtsav64gprctr.asm,
14830 config/rs6000/e500crtsavg32gpr.asm,
14831 config/rs6000/e500crtsavg64gpr.asm,
14832 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14833 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14834 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14835 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14836 config/sparc/sol2-cn.asm: Remove .file directives.
14838 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14840 * resource.c (mark_referenced_resources): Look inside
14841 UNSPEC_VOLATILEs and ASM_INPUTs.
14843 2008-07-02 Ian Lance Taylor <iant@google.com>
14845 * rtlanal.c (add_reg_note): New function.
14846 * rtl.h (add_reg_note): Declare.
14847 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14848 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14849 * builtins.c (expand_builtin_longjmp): Likewise.
14850 (expand_builtin_nonlocal_goto): Likewise.
14851 * calls.c (emit_call_1, expand_call): Likewise.
14852 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14853 * cfglayout.c (fixup_reorder_chain): Likewise.
14854 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14855 (commit_one_edge_insertion): Likewise.
14856 * combine.c (move_deaths, distribute_notes): Likewise.
14857 * df-problems.c (df_set_note): Likewise.
14858 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14859 (set_unique_reg_note): Likewise.
14860 (emit_copy_of_insn_after): Likewise.
14861 * expr.c (expand_expr_real): Likewise.
14862 * gcse.c (add_label_notes): Likewise.
14863 * haifa-sched.c (create_check_block_twin): Likewise.
14864 * jump.c (mark_jump_label_1): Likewise.
14865 * loop-doloop.c (add_test, doloop_modify): Likewise.
14866 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14867 * lower-subreg.c (move_eh_region_note): Likewise.
14868 * optabs.c (emit_libcall_block): Likewise.
14869 * predict.c (predict_insn): Likewise.
14870 (combine_predictions_for_insn): Likewise.
14871 * recog.c (peephole2_optimize): Likewise.
14872 * regmove.c (try_auto_increment): Likewise.
14873 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14874 * reload.c (find_reloads): Likewise.
14875 * reload1.c (fixup_eh_region_note): Likewise.
14876 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14877 * reorg.c (delete_prior_computation): Likewise.
14878 (delete_computation, dbr_schedule): Likewise.
14879 * config/pa/pa.c (legitimize_pic_address): Likewise.
14880 * config/sh/sh.c (sh_reorg): Likewise.
14882 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14885 * config/libgcc-glibc.ver: Add %exclude.
14886 * config/m32r/libgcc-glibc.ver: Likwise.
14887 * config/s390/libgcc-glibc.ver: Likwise.
14888 * config/sh/libgcc-glibc.ver: Likwise.
14889 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14891 * config/i386/libgcc-glibc.ver: New.
14893 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14895 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14897 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14898 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14899 i[34567]86-*-linux*, x86_64-*-linux*. Add
14900 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14901 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14902 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14903 i[34567]86-*-linux*, x86_64-*-linux*.
14905 * libgcc-std.ver: Add empty GCC_4.4.0.
14907 * mkmap-symver.awk: Support multiple versions per symbol.
14909 * config/i386/i386.c (ix86_init_builtins): Always define
14910 __builtin_fabsq and __builtin_copysignq with fallbacks.
14911 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14912 and __builtin_copysignq if SSE2 isn't available.
14914 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14915 (LIBGCC2_TF_CEXT): Likwise.
14916 (TF_SIZE): Likwise.
14918 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14920 * config/i386/sfp-machine.h: Moved to libgcc.
14922 * config/i386/sfp-machine.h: New.
14923 * config/i386/t-linux: Likwise.
14925 * config/i386/t-darwin: Remove softfp_wrap_start and
14927 * config/i386/t-darwin64: Likewise.
14929 * config/i386/t-fprules-softfp64: Renamed to ...
14930 * config/i386/t-fprules-softfp: This.
14932 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14933 and softfp_wrap_end.
14935 2008-07-02 Jason Merrill <jason@redhat.com>
14937 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14939 * tree.c (ctor_to_list): New fn.
14940 * tree.h: Declare it.
14941 (CONSTRUCTOR_ELT): New macro.
14942 (CONSTRUCTOR_NELTS): New macro.
14944 2008-07-02 Richard Guenther <rguenther@suse.de>
14946 * tree-ssa-structalias.c (struct variable_info): Reorder
14947 to fill padding on 64bit hosts. Make collapsed_to an int.
14948 (get_varinfo_fc): Deal with that.
14949 (new_var_info): Likewise.
14950 (collapse_rest_of_var): Likewise.
14952 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14954 * doc/install.texi (--enable-java-home): Document.
14955 (--enable-aot-compile-rpm): Likewise.
14956 (--with-arch-directory): Likewise.
14957 (--with-os-directory): Likewise.
14958 (--with-origin-name): Likewise.
14959 (--with-arch-suffix): Likewise.
14960 (--with-jvm-root-dir): Likewise.
14961 (--with-jvm-jar-dir): Likewise.
14962 (--with-python-dir): Likewise.
14964 2008-07-02 Richard Guenther <rguenther@suse.de>
14966 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14967 from decls explicitly. Merge operand checking from tuples.
14969 2008-07-02 Martin Jambor <mjambor@suse.cz>
14971 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14973 2008-07-02 Martin Jambor <mjambor@suse.cz>
14975 * tree-switch-conversion.c: Included timevar.h
14976 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14978 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14980 2008-07-02 Martin Jambor <mjambor@suse.cz>
14982 * tree-switch-conversion.c: Corrected various comments and
14984 (build_constructors): Fixed minor formatting mistakes.
14986 * invoke.texi (Optimize Options): Corrected the
14987 switch-conversion-max-branch-ratio parameter.
14989 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14991 * final.c (asm_insn_count): Return zero for an empty asm body.
14993 2008-07-02 Richard Guenther <rguenther@suse.de>
14995 * bitmap.h (bitmap_set_bit): Return bool.
14996 (bitmap_clear_bit): Likewise.
14997 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14998 write to the bitmap if it would.
14999 (bitmap_clear_bit): Likewise.
15000 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
15001 bitmap_set_bit return value.
15002 (add_pred_graph_edge): Likewise.
15003 (add_graph_edge): Likewise.
15004 (do_sd_constraint): Likewise.
15005 (do_ds_constraint): Likewise.
15007 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15009 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
15010 Fix -Wc++-compat and/or -Wcast-qual warnings.
15011 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
15012 gen_regparm_prefix): Likewise.
15013 * vmsdbgout.c (write_modbeg, lookup_filename,
15014 vmsdbgout_source_line, vmsdbgout_init): Likewise.
15016 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
15018 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
15019 defaults.h definition apply.
15021 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15023 * function.c (assign_parm_remove_parallels): New.
15024 (assign_parm_setup_block_p): Do not return true for non-BLKmode
15026 (assign_parm_setup_block): Do not handle them.
15027 (assign_parm_setup_reg, assign_parm_setup_stack): Call
15028 assign_parm_remove_parallels.
15030 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15032 * c-typeck.c (convert_for_assignment): Use
15033 vector_targets_convertible_p.
15034 * c-common.c (vector_targets_convertible_p): New.
15035 * c-common.h (vector_targets_convertible_p): New prototype.
15036 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
15037 opaque_p_V2SI_type_node.
15039 2008-07-01 Steve Ellcey <sje@cup.hp.com>
15041 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
15044 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
15046 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
15047 TFmode constants via two element DImode vector for hosts with
15048 HOST_BITS_PER_WIDE_INT < 64.
15049 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
15050 also for HOST_BITS_PER_WIDE_INT < 64.
15052 2008-07-01 Richard Guenther <rguenther@suse.de>
15054 PR tree-optimization/36666
15055 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
15056 (get_constraint_exp_from_ssa_var): Split into ...
15057 (get_constraint_exp_for_temp): ... this ...
15058 (get_constraint_for_ssa_var): ... and that.
15059 Return constraint expressions for all touched sub-fields
15060 if the results address is not taken.
15061 (process_constraint): Remove assertion that aggregate
15062 assignments do not happen at this place.
15063 (get_constraint_for_component_ref): Add address_p argument.
15064 Return constraint expressions for all touched sub-fields
15065 if the results address is not taken.
15066 (do_deref): Use get_constraint_exp_for_temp.
15067 (get_constraint_for_1): Rename from ...
15068 (get_constraint_for): ... this. Add the old function as wrapper.
15069 (do_structure_copy): Use get_constraint_for_1.
15071 2008-07-01 Martin Jambor <mjambor@suse.cz>
15073 * Makefile.in (tree-switch-conversion.o): Add.
15074 (OBJS-common): Add tree-swtch-conversion.o.
15075 * passes.c (init_optimization_passes): Add pass_convert_switch.
15076 * tree-pass.h (pass_convert_switch): Add.
15077 * tree-switch-conversion.c: New file.
15078 * gcc.dg/tree-ssa/cswtch.c: New testcase.
15079 * common.opt (ftree-cswtch): New option.
15080 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
15081 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
15082 * opts.c (decode_options): Set flag_tree_switch_conversion when
15083 optimization level is >= 2.
15084 * doc/invoke.texi (Optimize Options): Added description of
15085 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
15087 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15089 * config/darwin-driver.c (darwin_default_min_version): Fix
15090 -Wc++-compat warnings.
15092 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
15094 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
15097 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
15099 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
15101 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
15103 PR rtl-optimization/34744
15104 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
15105 (df_scan_free_internal): Free data structures not
15106 allocated in storage pools.
15107 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
15108 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
15109 df_scan_free_mws_vec.
15110 * dse.c (dse_step6): Free offset_map_p and offset_map_n
15113 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
15115 * config/i386/i386.c (contains_aligned_value_p): Return true
15117 (ix86_function_arg_boundary): Return its natural boundary
15119 (return_in_memory_32): Don't check TDmode.
15120 (ix86_split_to_parts): Support splitting into 4 parts and
15121 support TFmode for 32bit target.
15122 (ix86_split_long_move): Support splitting into 4 parts.
15123 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
15125 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
15126 (ix86_init_builtins): Here.
15127 (ix86_scalar_mode_supported_p): Always return true for TFmode.
15128 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
15129 'q' and 'w', respectively.
15131 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
15133 (movtf_internal): Likewise.
15134 (<code>tf2): Likewise.
15135 (*absnegtf2_sse): Likewise.
15136 (copysign<mode>3): Likewise.
15137 (copysign<mode>3_const): Likewise.
15138 (copysign<mode>3_var): Likewise.
15139 (define_split UNSPEC_COPYSIGN): Likewise.
15140 * config/i386/sse.md (*nandtf3): Likewise.
15141 (<code>tf3): Likewise.
15142 (*<code>tf3): Likewise.
15144 2008-06-30 Joey Ye <joey.ye@intel.com>
15145 H.J. Lu <hongjiu.lu@intel.com>
15147 * global.c (compute_regsets): Set frame_pointer_needed here.
15148 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15150 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15152 * doc/install.texi (specific): Expand Windows build notes.
15154 2008-06-30 Ira Rosen <irar@il.ibm.com>
15156 PR tree-optimization/36648
15157 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15158 number of prolog iterations by step. Fix the comment.
15160 2008-06-30 Richard Guenther <rguenther@suse.de>
15162 PR middle-end/36671
15163 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15164 handle calls from ECF_MALLOC functions.
15165 (handle_pure_call): ECF_MALLOC functions do not return
15167 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15169 2008-06-29 Andreas Schwab <schwab@suse.de>
15171 * config/m68k/m68k.c (print_operand): Always print a float
15173 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15174 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15177 * config/rs6000/x-linux64: Remove never used file.
15179 2008-06-29 Richard Guenther <rguenther@suse.de>
15181 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15183 (struct alias_info): Move ...
15184 * tree-ssa-alias.c: ... here.
15185 (update_alias_info): Declare.
15186 (compute_may_aliases): Call it.
15187 (update_alias_info): New function.
15188 * tree-ssa-structalias.c (update_alias_info): Move ...
15189 * tree-ssa-alias.c (update_alias_info_1): ... here.
15190 * tree-ssa-structalias.c (process_constraint_1): Remove
15191 unused from_call argument. Rename to ...
15192 (process_constraint): ... this. Delete old wrapper.
15193 (make_constraint_to): Adjust callers.
15194 (handle_const_call): Likewise.
15195 (handle_pure_call): Likewise.
15196 (init_base_vars): Likewise.
15197 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15198 (find_func_aliases): We don't need structure copies for
15200 (make_constraint_from_anything): Remove.
15201 (create_variable_info_for): For globals make constraints
15202 from escaped, not from anything.
15203 (compute_points_to_sets): Do not call update_alias_info.
15204 (ipa_pta_execute): Use make_constraint_from.
15206 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15208 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15209 (bitmap.o-warn, dominance.o-warn): New.
15210 * configure.ac (cxx_compat_warn): Delete.
15211 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15212 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15214 * configure: Regenerate.
15216 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15219 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15221 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15222 * df-scan.c (df_notes_rescan): Likewise.
15223 * ggc-page.c (set_page_table_entry): Likewise.
15224 * intl.c (gcc_gettext_width): Likewise.
15225 * varasm.c (get_unnamed_section, get_noswitch_section,
15226 get_section): Likewise.
15228 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15230 * regrename.c (build_def_use): Don't copy RTX.
15232 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15234 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15235 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15236 punctuation. Use @ref instead of @xref.
15237 (Function Names): Remove stray @display/@end display.
15238 (C++ Attributes): Use @ref instead of @xref.
15239 (Deprecated Features): Fix punctuation around @xref.
15240 (Backwards Compatibility): Likewise.
15241 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15243 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15245 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15246 constants for E500 double.
15248 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15250 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15251 element type of const_vector.
15253 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15255 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15256 Remove FLAGS_REG clobber from expander pattern.
15257 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15258 (anddi3, andsi3, andhi3, andqi3): Ditto.
15259 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15260 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15261 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15262 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15263 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15264 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15265 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15266 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15268 2008-06-28 Richard Guenther <rguenther@suse.de>
15270 * tree-ssa-structalias.c (callused_id, var_callused,
15271 callused_tree): Add.
15272 (handle_pure_call): New function.
15273 (find_func_aliases): Call it.
15274 (find_what_p_points_to): Handle the call-used set.
15275 (clobber_what_escaped): Likewise.
15276 (compute_call_used_vars): New function.
15277 (init_base_vars): Init the call-used variable.
15278 (do_sd_constraint): Do not propagate the solution from CALLUSED
15279 but use CALLUSED as a placeholder.
15280 (solve_graph): Likewise.
15281 * tree-flow-inline.h (gimple_call_used_vars): New function.
15282 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15283 (compute_call_used_vars): Declare.
15284 * tree-ssa-alias.c (set_initial_properties): Call
15285 compute_call_used_vars.
15286 (reset_alias_info): Clear call-used variables.
15287 (add_call_clobber_ops): Assert we are not called for const/pure
15288 functions. Remove handling of them.
15289 (add_call_read_ops): Handle pure functions by adding the
15290 call-used set of variables as VUSEs.
15291 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15292 (delete_tree_ssa): Free it.
15293 * tree-dfa.c (remove_referenced_var): Clear the var from the
15296 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15298 * tree.c (build_varargs_function_type_list): New.
15299 (build_function_type_list_1): New.
15300 (build_function_type_list): Use build_function_type_list_1.
15301 * tree.h (build_varargs_function_type_list): New.
15303 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15306 * config/spu/spu.c (spu_builtin_splats): Do not generate
15307 invalid CONST_VECTOR expressions.
15308 (spu_expand_vector_init): Likewise.
15310 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15312 * optabs.c (libfunc_decls): New variable.
15313 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15314 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15315 for the same function twice.
15317 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15319 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15320 ix86_expand_binary_operator directly.
15321 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15323 (*ashrti3_1): Ditto.
15324 (*lshrti3_1): Ditto.
15325 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15326 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15327 using only one splitter. Conditionaly execute splitter before or
15328 after peephole2 pass.
15329 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15330 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15331 Use only one alternative in asm template.
15332 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15334 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15335 "J" operand constraint for operand 2.
15336 (*ashldi3_cconly_rex64): Ditto.
15337 (*ashrdi3_cmp_rex64): Ditto.
15338 (*ashrdi3_cconly_rex64): Ditto.
15339 (*lshrdi3_cmp_rex64): Ditto.
15340 (*lshrdi3_cconly_rex64): Ditto.
15341 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15342 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15343 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15346 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15348 * gimplify.c (omp_is_private): Don't return true if decl is not
15349 already private on #pragma omp for or #pragma omp parallel for.
15352 * tree-cfg.c (struct move_stmt_d): Replace block field with
15353 orig_block and new_block fields.
15354 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15355 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15356 (move_block_to_fn): Replace vars_map and new_label_map arguments
15357 with struct move_stmt_d pointer.
15358 (replace_block_vars_by_duplicates): New function.
15359 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15360 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15361 all subblocks of ORIG_BLOCK to the new function. Call
15362 replace_block_vars_by_duplicates.
15363 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15364 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15365 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15366 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15367 (expand_omp): Temporarily set input_location to the location of
15368 region's controlling stmt.
15369 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15370 BIND_EXPR, push ctx->block_vars and gimplification vars into
15371 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15372 into dest function.
15373 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15374 there are any BLOCK_VARS.
15375 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15376 OMP_PARALLEL or OMP_TASK stmt.
15377 (lower_omp): Save and restore input_location around the lower_omp_1
15380 2008-06-27 Richard Guenther <rguenther@suse.de>
15382 PR tree-optimization/36400
15383 PR tree-optimization/36373
15384 PR tree-optimization/36344
15385 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15386 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15387 (update_alias_info): Remove call clobbering code.
15388 (make_constraint_to): New helper function.
15389 (make_escape_constraint): Likewise.
15390 (handle_rhs_call): Use it on all pointer containing arguments.
15391 Also mark the static chain escaped.
15392 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15393 instead of ANYTHING.
15394 (make_constraint_from): New helper split out from ...
15395 (make_constraint_from_anything): ... here.
15396 (find_func_aliases): Add constraints for escape sites.
15397 (intra_create_variable_infos): Make constraints from NONLOCAL
15399 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15401 (clobber_what_p_points_to): Remove.
15402 (clobber_what_escaped): New function.
15403 (init_base_vars): Init NONLOCAL and ESCAPED.
15404 (do_sd_constraint): Do not propagate the solution from ESCAPED
15405 but use ESCAPED as a placeholder.
15406 (solve_graph): Likewise.
15407 * tree-flow.h (clobber_what_p_points_to): Remove.
15408 (clobber_what_escaped): Declare.
15409 * tree-ssa-alias.c (set_initial_properties): Call it.
15410 Remove code clobbering escaped pointers.
15412 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15414 * function.c (allocate_struct_function): Only allocate a unique
15415 funcdef_no if the decl is nonzero.
15417 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15419 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15420 * config/mips/mips.c (mips_split_const_insns): New function.
15421 * config/mips/mips.md (move_type): New attribute.
15422 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15423 (dword_mode): New attribute.
15424 (type): Avoid long line. Map "move_type"s to "type"s,
15425 choosing "multi" for doubleword moves if appropriate.
15426 Swap MTC/MFC comments to match their declaration order.
15427 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15428 "type" is "branch" or "jal" is "direct".
15429 (length): Handle "extended_mips16" first. Make the default
15430 "0" for "ghost" instructions. Set the length from "move_type".
15431 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15432 of "type", with "sll0" for the register alternative. Remove the
15433 "extended_mips16" attribute.
15434 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15435 of "type", with "shift_shift" for the register alternative.
15436 Remove the "length" attribute.
15437 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15438 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15439 of "type", with "andi" for the register alternative.
15440 (*zero_extendqihi2): Likewise.
15441 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15442 of "andi" instead of a "type" of "arith".
15443 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15445 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15446 (mov_<store>r, *mov<mode>_ra): Likewise.
15447 (extendsidi2): Use "move_type" instead of "type", with "move"
15448 for the register alternative.
15449 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15450 of "type", with "signext" for the register alternative.
15451 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15452 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15453 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15454 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15455 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15456 (unnamed branch insn): Likewise.
15457 (*movdi_gp32_fp64): Fold into...
15458 (*movdi_32bit): ...here.
15459 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15460 (*movdf_hardfloat): ...this new pattern.
15461 (*movdf_softfloat): Remove redundant FPR alternatives.
15462 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15463 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15464 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15465 the "move" attribute.
15466 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15467 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15468 and "store" for COP loads and stores.
15469 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15470 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15471 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15472 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15473 (*movtf_mips16, *movv2sf): Likewise.
15474 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15475 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15476 (mfhc1<mode>): Use "move_type" instead of "move".
15477 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15478 (loadgp_blockage): Remove the "length" attribute.
15479 (blockage, set_got_version, update_got_version): Likewise.
15480 (call_internal): Remove the "extended_mips16" attribute.
15481 (call_value_internal, call_value_multiple_internal): Likewise.
15482 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15484 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15485 the "length" attribute.
15487 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15489 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15490 -Wcast-qual warnings.
15491 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15492 handle_pragma_pop_macro): Likewise.
15493 * collect2.c (resolve_lib_name): Likewise.
15494 * config/arc/arc.c (arc_init): Likewise.
15495 * config/arm/arm.c (neon_builtin_compare,
15496 locate_neon_builtin_icode): Likewise.
15497 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15498 * config/bfin/bfin.c (bfin_init_machine_status,
15499 bfin_optimize_loop): Likewise.
15500 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15501 * config/cris/cris.c (cris_init_expanders): Likewise.
15502 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15503 * config/darwin.c (machopic_indirection_eq,
15504 machopic_indirection_name, machopic_output_indirection): Likewise.
15505 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15506 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15507 frv_optimize_membar): Likewise.
15508 * config/i386/cygwin.h (mingw_scan,
15509 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15510 * config/i386/cygwin1.c (mingw_scan): Likewise.
15511 * config/i386/i386.c (machopic_output_stub): Likewise.
15512 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15513 i386_pe_unique_section): Likewise.
15514 * config/ia64/ia64.c (ia64_init_machine_status,
15515 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15517 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15518 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15519 * config/m68k/m68k.c (m68k_handle_option,
15520 m68k_sched_md_init_global): Likewise.
15521 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15522 mcore_unique_section): Likewise.
15523 * config/mips/mips.c (mips_block_move_straight,
15524 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15526 * config/mmix/mmix.c (mmix_init_machine_status,
15527 mmix_encode_section_info): Likewise.
15528 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15529 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15530 print_operand_address, output_toc, redefine_groups,
15531 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15532 * config/s390/s390.c (s390_init_machine_status): Likewise.
15533 * config/score/score.c (score_block_move_straight,
15534 score_block_move_loop_body): Likewise.
15535 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15536 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15537 * emit-rtl.c (find_auto_inc): Likewise.
15538 * gcc.c (translate_options, process_command): Likewise.
15539 * reorg.c (dbr_schedule): Likewise.
15540 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15541 * xcoffout.c (xcoffout_declare_function): Likewise.
15543 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15545 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15546 ipa-pta working again.
15548 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15550 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15553 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15555 * config.gcc (powerpc*-*-*): Add new core e500mc.
15556 * config/rs6000/e500mc.md: New file.
15557 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15559 (rs6000_override_options): Add e500mc case to
15560 processor_target_table. Altivec and Spe options not allowed
15561 with e500mc. Add isel instruction to e500mc by
15562 default. Initialize rs6000_cost for e500mc.
15563 (rs6000_issue_rate): Set issue rate for e500mc.
15564 * config/rs6000/rs6000.h (processor_type): Add
15565 PROCESSOR_PPCE500MC.
15566 (ASM_CPU_SPEC): Add e500mc.
15567 Set TARGET_ISEL to rs6000_isel.
15568 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15569 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15570 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15572 * doc/invoke.texi: Add e500mc to list of cpus.
15574 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15577 * c-lex.c (lex_charconst): Initialize unsignedp.
15579 2008-06-27 Olivier Hainque <hainque@adacore.com>
15581 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15582 documented assumptions.
15584 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15586 * dwarf2out.c: Remove trailing white spaces. Break long line
15589 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15591 * libfuncs.h (LTI_synchronize): New libfunc_index.
15592 (synchronize_libfunc): Declare.
15593 * builtins.c (expand_builtin_synchronize): Consider using
15594 synchronize_libfunc before falling back on an asm blockage.
15595 * config/mips/mips.c: Include libfuncs.h
15596 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15598 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15600 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15601 parameter. Copy stack_reg to r11 where appropriate.
15602 (no_global_regs_above): Add gpr parameter.
15603 (rs6000_stack_info): Only add padding for SPE save area if we
15604 are saving SPE GPRs and CR.
15605 (saveres_routine_syms): New variable.
15606 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15608 (rs6000_savres_routine_sym): New function.
15609 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15611 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15612 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15613 Tweak FPR out-of-line saving.
15614 (rs6000_make_savres_rtx): New function.
15615 (rs6000_use_multiple_p): New function.
15616 (rs6000_savres_strategy): New function.
15617 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15618 out-of-line if appropriate.
15619 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15620 if we are optimizing for size.
15621 (GP_SAVE_INLINE): Define.
15622 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15623 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15624 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15625 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15626 (*save_fpregs_<mode>): Add use of r11.
15627 (*restore_gpregs_<mode>): New insn.
15628 (*return_and_restore_gpregs_<mode>): New insn.
15629 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15631 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15632 (*restore_gpregs_spe): New insn.
15633 (*return_and_restore_gpregs_spe): New insn.
15634 * config/rs6000/predicates.md (save_world_operation): Fix check.
15636 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15638 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15639 this point, so assert that.
15641 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15643 * cfganal.c: Include vec.h and vecprim.h.
15644 (compute_idf): Import from...
15645 * tree-into-ssa (compute_idf): ...here.
15646 * basic-block.h (compute_idf): Export.
15648 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15650 * c-decl.c (merge_decls): Use !current_function_decl to check for
15651 extern declaration of C99 inline function being at file scope.
15653 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15655 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15657 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15659 * alias.c (record_alias_subset, init_alias_analysis): Fix
15660 -Wc++-compat and/or -Wcast-qual warnings.
15661 * attribs.c (lookup_attribute_spec): Likewise.
15662 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15663 copy_bb, connect_traces,
15664 find_rarely_executed_basic_blocks_and_cr): Likewise.
15665 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15666 note_btr_set, migrate_btr_defs): Likewise.
15667 * builtins.c (result_vector, expand_builtin_memcpy,
15668 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15669 builtin_memset_read_str, expand_builtin_printf,
15670 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15672 * caller-save.c (mark_set_regs): Likewise.
15673 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15674 * cgraph.c (cgraph_edge): Likewise.
15675 * combine.c (likely_spilled_retval_1): Likewise.
15676 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15677 htab_counts_entry_del, get_coverage_counts): Likewise.
15678 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15679 new_cselib_val): Likewise.
15680 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15681 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15683 * df-core.c (df_compact_blocks): Likewise.
15684 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15685 * df-scan.c (df_grow_reg_info, df_ref_create,
15686 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15687 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15688 df_record_entry_block_defs, df_record_exit_block_uses,
15689 df_bb_verify): Likewise.
15690 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15691 DF_REF_EXTRACT_MODE_CONST): New.
15692 * dominance.c (get_immediate_dominator, get_dominated_by,
15693 nearest_common_dominator, root_of_dom_tree,
15694 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15695 -Wc++-compat and/or -Wcast-qual warnings.
15696 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15697 record_store, replace_read, check_mem_read_rtx, scan_insn,
15698 dse_step1, dse_record_singleton_alias_set): Likewise.
15699 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15701 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15703 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15704 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15705 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15706 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15707 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15708 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15709 file_name_acquire, output_file_names, add_const_value_attribute,
15710 premark_used_types_helper, file_table_eq, file_table_hash,
15711 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15712 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15713 -Wcast-qual warnings.
15714 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15715 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15716 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15717 gen_reg_rtx, start_sequence, init_emit): Likewise.
15718 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15719 * except.c (init_eh_for_function, gen_eh_region,
15720 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15721 arh_to_landing_pad, arh_to_label, add_action_record,
15722 add_call_site, switch_to_exception_section): Likewise.
15723 * expmed.c (synth_mult): Likewise.
15724 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15725 store_expr): Likewise.
15726 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15728 * function.c (assign_stack_temp_for_type,
15729 allocate_struct_function, match_asm_constraints_1): Likewise.
15730 * gcov-io.c (gcov_allocate): Likewise.
15731 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15732 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15733 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15734 record_one_set, insert_expr_in_table, insert_set_in_table,
15735 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15736 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15737 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15738 -Wcast-qual warnings.
15740 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15742 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15743 -Wcast-qual warnings.
15744 * gcc.c (process_command): Likewise.
15745 * genattrtab.c (oballoc): Use XOBNEW.
15746 (oballocvec): Define.
15747 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15748 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15749 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15750 -Wc++-compat and/or -Wcast-qual warnings.
15751 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15752 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15753 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15754 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15755 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15756 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15757 add_excls, process_presence_absence_names,
15758 process_presence_absence_patterns, add_presence_absence,
15759 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15760 get_free_state, add_arc, get_free_automata_list_el,
15761 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15762 transform_3, cache_presence, create_ainsns, create_automata,
15763 create_state_ainsn_table, dfa_insn_code_enlarge,
15764 output_trans_func, output_min_issue_delay_func,
15765 output_dead_lock_func, output_reset_func,
15766 output_get_cpu_unit_code_func, output_dfa_start_func,
15767 expand_automata): Likewise.
15768 * genextract.c (gen_insn): Likewise.
15769 * gengtype-lex.l: Likewise.
15770 * gengtype.c (read_input_list, adjust_field_type,
15771 process_gc_options): Likewise.
15772 * genoutput.c (note_constraint): Likewise.
15773 * genpreds.c (mangle, add_constraint): Likewise.
15774 * genrecog.c (process_define_predicate, new_decision,
15775 add_to_sequence): Likewise.
15776 * gensupport.c (record_insn_name): Likewise.
15778 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15780 * config/i386/driver-i386.c (detect_caches_amd,
15781 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15782 and/or -Wcast-qual warnings.
15783 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15784 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15785 gt_pch_save): Likewise.
15786 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15787 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15788 * global.c (compute_regsets): Likewise.
15789 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15790 finish_graph_dump_file): Likewise.
15791 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15792 unlink_bb_notes): Likewise.
15793 * integrate.c (get_hard_reg_initial_val): Likewise.
15794 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15795 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15796 * local-alloc.c (update_equiv_regs): Likewise.
15797 * loop-invariant.c (check_invariant_table_size,
15798 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15800 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15801 altered_reg_used, mark_altered): Likewise.
15802 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15803 insert_var_expansion_initialization,
15804 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15805 release_var_copies): Likewise.
15806 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15807 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15808 analyze_accesses_for_phi_node, check_var_notmodified_p,
15809 check_allocation_function, find_sites_in_func,
15810 record_all_accesses_in_func, transform_access_sites,
15811 transform_allocation_sites): Likewise.
15812 * omp-low.c (new_omp_region, create_omp_child_function_name,
15813 check_omp_nesting_restrictions, check_combined_parallel,
15814 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15815 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15816 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15817 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15819 * opts-common.c (prune_options): Likewise.
15820 * opts.c (add_input_filename, print_filtered_help,
15821 get_option_state): Likewise.
15822 * params.c (add_params): Likewise.
15823 * passes.c (set_pass_for_id, next_pass_1,
15824 do_per_function_toporder, pass_fini_dump_file): Likewise.
15825 * postreload.c (reload_cse_simplify_operands): Likewise.
15826 * predict.c (tree_predicted_by_p, tree_predict_edge,
15827 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15829 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15831 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15833 * recog.c (check_asm_operands, validate_change_1): Likewise.
15834 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15835 subst_asm_stack_regs): Likewise.
15836 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15837 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15838 * regmove.c (reg_is_remote_constant_p): Likewise.
15839 * regrename.c (regrename_optimize, scan_rtx_reg,
15840 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15842 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15843 regstat_compute_calls_crossed): Likewise.
15844 * reload1.c (init_reload, new_insn_chain,
15845 has_nonexceptional_receiver, reload, copy_reloads,
15846 calculate_needs_all_insns, init_elim_table): Likewise.
15847 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15848 * rtl.c (shallow_copy_rtx_stat): Likewise.
15849 * rtlanal.c (parms_set): Likewise.
15850 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15851 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15852 * sched-ebb.c (earliest_block_with_similiar_load,
15853 add_deps_for_risky_insns): Likewise.
15854 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15855 schedule_region): Likewise.
15856 * see.c (eq_descriptor_pre_extension,
15857 hash_descriptor_pre_extension, hash_del_pre_extension,
15858 eq_descriptor_properties, hash_descriptor_properties,
15859 hash_del_properties, see_seek_pre_extension_expr,
15860 see_initialize_data_structures, see_print_register_properties,
15861 see_print_pre_extension_expr, see_delete_merged_def_extension,
15862 see_delete_unmerged_def_extension, see_emit_use_extension,
15863 see_pre_delete_extension, see_map_extension, see_commit_changes,
15864 see_analyze_merged_def_local_prop,
15865 see_analyze_merged_def_local_prop,
15866 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15867 see_set_prop_merged_def, see_set_prop_unmerged_def,
15868 see_set_prop_unmerged_use, see_print_one_extension,
15869 see_merge_one_use_extension, see_merge_one_def_extension,
15870 see_store_reference_and_extension, see_update_uses_relevancy,
15871 see_update_defs_relevancy): Likewise.
15872 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15873 hash_statistics_free, curr_statistics_hash): Likewise.
15874 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15875 expand_asm_operands, expand_return, case_bit_test_cmp,
15876 expand_case): Likewise.
15877 * stor-layout.c (start_record_layout): Likewise.
15878 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15879 gt_pch_save_stringpool): Likewise.
15880 * tree-data-ref.c (hash_stmt_vertex_info,
15881 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15882 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15884 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15887 * config/i386/i386.md: Change constraints of HImode and QImode
15888 immediate operands from "i" to "n". Change SImode "ni" constraint to
15889 "i" and SImode "rmi" constraint to "g". Remove all constraints
15890 from const0_operand and const1_operand predicated operands.
15891 (i): Change QImode and HImode attribute from "i" to "n".
15892 (*subqi_2): Change HImode operands to QImode.
15895 2008-06-25 Olivier Hainque <hainque@adacore.com>
15897 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15900 2008-06-25 Richard Guenther <rguenther@suse.de>
15902 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15903 not overflow the result type.
15905 2008-06-25 Richard Guenther <rguenther@suse.de>
15907 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15908 (vn_lookup): Likewise.
15910 2008-06-25 Richard Guenther <rguenther@suse.de>
15912 PR tree-optimization/35518
15913 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15914 * tree-sra.c (instantiate_element): Use fold_build3 to build
15916 (try_instantiate_multiple_fields): Likewise.
15918 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15920 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15923 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15925 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15926 use_backchain_to_restore_sp to true
15927 if the offset of the link register save area would go over the 32k - 1
15928 offset limit of the load
15931 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15933 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15934 anchor for the type-punning blurb. Cross-reference "Structures
15935 unions enumerations and bit-fields implementation". Provide a
15936 cast-through-pointer example. Make final sentence self-contained.
15937 * doc/implement-c.texi (Structures unions enumerations and
15938 bit-fields implementation): Cross-reference the type-punning blurb
15939 in the -fstrict-aliasing documentation.
15941 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15943 PR middle-end/36594
15944 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15945 the memory instead of the memory itself for the save area.
15947 2008-06-24 Olivier Hainque <hainque@adacore.com>
15948 Nicolas Roche <roche@adacore.com>
15950 * gengtype.c (srcdir_len): size_t instead of int.
15951 (get_file_realbasename): New function. For F a filename, the real
15952 basename of F, with all the path components stripped.
15953 (get_file_srcdir_relative_path): New function. For F a filename, the
15954 relative path to F from $(srcdir).
15955 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15956 get_file_realbasename. Adjust the head comment.
15957 (get_prefix_langdir_index): New function. For F a filename, return the
15958 lang_dir_names[] relative index of the language directory that is
15960 (get_file_langdir): For F a filename, return the name of the language
15961 directory where F is located.
15962 (get_file_gtfilename): New function. The gt- output file name for an
15964 (get_output_file_with_visibility): Replace in-line computations with
15965 uses of get_file_gtfilename and get_prefix_langdir_index.
15966 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15968 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15970 PR tree-optimization/36504
15971 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15972 references without base address.
15974 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15976 PR middle-end/36584
15977 * calls.c (expand_call): Increase alignment for recursive functions.
15979 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15981 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15982 (TARGET_FUNCTION_VALUE): New define.
15983 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15984 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15986 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15988 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15989 (fmod<mode>3): Ditto.
15990 (remainderxf3): Ditto.
15991 (remainder<mode>3): Ditto.
15993 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15996 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15997 REG is a hard register.
15999 PR tree-optimization/36508
16000 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
16001 499, don't check it at all in release compilers.
16003 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
16005 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
16006 together with SSE_TARGET_MATH to disable insn pattern.
16007 (*fop_<MODEF:mode>_2_i387): Ditto.
16008 (*fop_<MODEF:mode>_3_i387): Ditto.
16010 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
16012 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
16014 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16016 PR middle-end/34906
16017 * gimplify.c (gimplify_asm_expr): Check the return code of
16018 parse_output_constraint call, set function return and is_inout
16019 value if it failed.
16021 2008-06-22 Ian Lance Taylor <iant@google.com>
16023 * c-lex.c (narrowest_unsigned_type): Change itk to int.
16024 (narrowest_signed_type): Likewise.
16025 * c-typeck.c (c_common_type): Change local variable mclass to enum
16027 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
16028 tcc_comparison, not the tree code itself.
16029 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
16030 (c_expand_expr): Cast modifier to enum expand_modifier.
16031 * c-common.h (C_RID_CODE): Add casts.
16032 (C_SET_RID_CODE): Define.
16033 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
16034 (c_lex_one_token): Add cast to avoid warning.
16035 (c_parser_objc_type_name): Rename local typename to type_name.
16036 (check_no_duplicate_clause): Change code parameter to enum
16038 (c_parser_omp_var_list_parens): Change kind parameter to enum
16040 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
16041 c_parser_omp_list_var_parens.
16042 (c_parser_omp_threadprivate): Likewise.
16043 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
16044 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
16045 * c-format.c (NO_FMT): Define.
16046 (printf_length_specs): Use NO_FMT.
16047 (asm_fprintf_length_specs): Likewise.
16048 (gcc_diag_length_specs): Likewise.
16049 (scanf_length_specs): Likewise.
16050 (strfmon_length_specs): Likewise.
16051 (gcc_gfc_length_specs): Likewise.
16052 (printf_flag_specs): Change 0 to STD_C89.
16053 (asm_fprintf_flag_specs): Likewise.
16054 (gcc_diag_flag_specs): Likewise.
16055 (gcc_cxxdiag_flag_specs): Likewise.
16056 (scanf_flag_specs): Likewise.
16057 (strftime_flag_specs): Likewise.
16058 (strfmon_flag_specs): Likewise.
16059 (print_char_table): Likewise.
16060 (asm_fprintf_char_table): Likewise.
16061 (gcc_diag_char_table): Likewise.
16062 (gcc_tdiag_char_table): Likewise.
16063 (gcc_cdiag_char_table): Likewise.
16064 (gcc_cxxdiag_char_table): Likewise.
16065 (gcc_gfc_char_table): Likewise.
16066 (scan_char_table): Likewise.
16067 (time_char_table): Likewis.
16068 (monetary_char_table): Likewise.
16069 * c-format.h (BADLEN): Likewise.
16071 2008-06-21 Ian Lance Taylor <iant@google.com>
16073 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
16074 Define END_OF_BASE_TREE_CODES around inclusion.
16075 * tree.c (tree_code_type): New global array.
16076 (tree_code_length, tree_code_name): Likewise.
16077 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
16078 $(lang_tree_files).
16079 (all-tree.def, s-alltree): New targets.
16080 (gencheck.h, s-gencheck): Remove.
16081 (tree.o): Depend upon all-tree.def.
16082 (build/gencheck.o): Remove gencheck.h dependency.
16083 (mostlyclean): Don't remove gencheck.h.
16084 * c-common.h (enum c_tree_code): Remove.
16085 * c-lang.c (tree_code_type): Remove.
16086 (tree_code_length, tree_code_name): Remove.
16087 * gencheck.c (tree_codes): Include all-tree.def, rather than
16088 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
16090 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
16092 * cp/cp-tree.h (enum cplus_tree_code): Remove.
16093 (operator_name_info): Size to MAX_TREE_CODES.
16094 (assignment_operator_name_info): Likewise.
16095 * cp/cp-lang.c (tree_code_type): Remove.
16096 (tree_code_length, tree_code_name): Remove.
16097 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
16098 (assignment_operator_name_info): Likewise.
16099 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
16101 * cp/mangle.c (write_expression): Likewise.
16102 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
16103 * fortran/f95-lang.c (tree_code_type): Remove.
16104 (tree_code_length, tree_code_name): Remove.
16105 * java/java-tree.h (enum java_tree_code): Remove.
16106 * java/lang.c (tree_code_type): Remove.
16107 (tree_code_length, tree_code_name): Remove.
16108 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
16109 * objc/objc-act.h (enum objc_tree_code): Remove.
16110 * objc/objc-lang.c (tree_code_type): Remove.
16111 (tree_code_length, tree_code_name): Remove.
16112 * objcp/objcp-lang.c (tree_code_type): Remove.
16113 (tree_code_length, tree_code_name): Remove.
16114 * ada/ada-tree.h (enum gnat_tree_code): Remove.
16115 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
16116 * ada/misc.c (tree_code_type): Remove.
16117 (tree_code_length, tree_code_name): Remove.
16119 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
16121 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
16122 the grand_bitmap_obstack.
16124 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16126 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
16127 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
16128 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
16129 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
16130 move_stmt_r, new_label_mapper): Likewise.
16131 * tree-complex.c (cvc_lookup): Likewise.
16132 * tree-dfa.c (create_function_ann): Likewise.
16133 * tree-dump.c (dump_register): Likewise.
16134 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
16135 find_phi_replacement_condition): Likewise.
16136 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16137 tree_function_versioning): Likewise.
16138 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16139 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16140 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16141 get_nonlocal_debug_decl, convert_nonlocal_reference,
16142 convert_nonlocal_omp_clauses, get_local_debug_decl,
16143 convert_local_reference, convert_local_omp_clauses,
16144 convert_nl_goto_reference, convert_nl_goto_receiver,
16145 convert_tramp_reference, convert_call_expr): Likewise.
16146 * tree-outof-ssa.c (contains_tree_r): Likewise.
16147 * tree-parloops.c (reduction_phi, initialize_reductions,
16148 eliminate_local_variables_1, add_field_for_reduction,
16149 add_field_for_name, create_phi_for_local_result,
16150 create_call_for_reduction_1, create_loads_for_reductions,
16151 create_stores_for_reduction, create_loads_and_stores_for_name):
16153 * tree-phinodes.c (allocate_phi_node): Likewise.
16154 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16155 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16156 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16157 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16158 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16159 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16160 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16161 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16162 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16163 vn_nary_op_insert): Likewise.
16164 * tree-ssa.c (redirect_edge_var_map_add,
16165 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16166 * tree-vectorizer.c (vectorize_loops): Likewise.
16167 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16168 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16169 tree_cons_stat, build1_stat, build_variant_type_copy,
16170 decl_init_priority_lookup, decl_fini_priority_lookup,
16171 decl_priority_info, decl_restrict_base_lookup,
16172 decl_restrict_base_insert, decl_debug_expr_lookup,
16173 decl_debug_expr_insert, decl_value_expr_lookup,
16174 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16175 type_hash_add, get_file_function_name, tree_check_failed,
16176 tree_not_check_failed, tree_range_check_failed,
16177 omp_clause_range_check_failed, build_omp_clause,
16178 build_vl_exp_stat): Likewise.
16179 * value-prof.c (gimple_histogram_value,
16180 gimple_duplicate_stmt_histograms): Likewise.
16181 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16182 unshare_variable, variable_union_info_cmp_pos, variable_union,
16183 dataflow_set_different_1, dataflow_set_different_2,
16184 vt_find_locations, variable_was_changed, set_variable_part,
16185 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16186 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16187 section_entry_hash, object_block_entry_eq,
16188 object_block_entry_hash, create_block_symbol,
16189 initialize_cold_section_name, default_function_rodata_section,
16190 strip_reg_name, set_user_assembler_name, const_desc_eq,
16191 build_constant_desc, output_constant_def, lookup_constant_def,
16192 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16193 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16194 default_internal_label): Likewise.
16195 * varray.c (varray_init, varray_grow): Likewise.
16196 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16198 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16201 operators for "test" insn. Macroize insn using SWI mode macro.
16202 (*jcc_fused_2): Ditto.
16203 (*jcc_fused_3): Macroize insn using SWI mode macro.
16204 (*jcc_fused_4): Ditto.
16206 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16208 * tree-ssa-pre.c: Fix typo in comment.
16209 (init_antic, fini_antic): Add explicit funtions for
16210 initializing and deinitializing ANTIC and AVAIL sets.
16211 (create_expression_by_pieces): Fix typo in comment.
16212 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16213 (execute_pre): Eventually dump details about ANTIC_IN.
16215 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16217 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16218 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16219 add_to_obstack, file_at_path, find_a_file, execute,
16220 add_preprocessor_option, add_assembler_option, add_linker_option,
16221 process_command, insert_wrapper, do_option_spec, do_self_spec,
16222 spec_path, do_spec_1, is_directory, main, used_arg,
16223 getenv_spec_function): Likewise.
16224 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16225 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16228 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16230 * doc/rtl.texi: Updated subreg section.
16232 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16235 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16236 node->needed and node->reachable.
16237 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16238 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16239 (expand_task_call): Don't call expand_task_copyfn.
16240 (expand_task_copyfn): Renamed to...
16241 (finalize_task_copyfn): ... this.
16243 2008-06-19 Jan Hubicka <jh@suse.cz>
16245 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16246 clobbering framepointer.
16248 2008-06-19 Jan Hubicka <jh@suse.cz>
16250 * tree-optimize.c (execute_early_local_optimizations): Set
16251 cgraph_state only at first invocation.
16253 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16255 * system.h (-Wc++-compat): Activate as a warning, no an error.
16257 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16259 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16260 instead of "#" in insn asm template.
16261 (*jcc_fused_2): Ditto.
16263 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16265 * config/i386/i386.h (ix86_tune_indices)
16266 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16267 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16268 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16269 (*jcc_fused_2): Ditto.
16270 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16271 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16272 (print operand): Handle 'E' and 'e' code.
16274 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16276 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16277 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16278 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16280 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16282 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16284 (cgraph_expand_function): Use local copy of decl.
16285 (cgraph_expand_all_functions): Remove redundant initialization of
16287 (cgraph_optimize): Reword internal_error message.
16289 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16291 * arm-protos.h (arm_return_in_memory): Remove public
16292 arm_return_in_memory() prototype.
16293 * arm.c (arm_return_in_memory): Add static prototype, add target
16294 hook macro, change definition and comments.
16295 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16297 2008-06-19 Ben Elliston <bje@au.ibm.com>
16299 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16300 real.c: Remove references to IEEE 754R.
16301 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16302 * doc/libgcc.texi (Decimal float library routines): Likewise.
16304 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16306 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16307 (default_unwind_word_mode): Add prototype.
16308 * targhooks.c (default_unwind_word_mode): New function.
16309 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16310 instead of word_mode.
16311 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16312 (TARGET_INITIALIZER): Use it.
16314 * c-common.c (handle_mode_attribute): Support "unwind_word"
16316 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16318 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16319 word_mode to access SjLj_Function_Context member "data".
16320 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16321 conversion from targetm.eh_return_filter_mode () to
16322 targetm.unwind_word_mode () if they differ.
16324 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16325 (BT_FN_UNWINDWORD_PTR): New function type.
16326 (BT_FN_WORD_PTR): Remove.
16327 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16328 * except.c (expand_builtin_extend_pointer): Convert pointer to
16329 targetm.unwind_word_mode () instead of word_mode.
16331 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16332 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16333 (spu_unwind_word_mode): New function.
16334 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16335 (TARGET_UNWIND_WORD_MODE): Define.
16336 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16338 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16340 * config/spu/spu.c (reg_align): Remove.
16341 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16342 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16343 (spu_split_store): Likewise.
16345 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16347 * gcc/tree-vn.c: Fix typo in comment.
16349 2008-06-18 Jan Hubicka <jh@suse.cz>
16351 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16352 toplevel reorder too.
16354 2008-06-18 Jan Hubicka <jh@suse.cz>
16356 * c-opts.c (c_common_post_options): PCH is not compatible with
16358 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16359 -fno-toplevel-reorder by default now.
16361 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16363 PR documentation/30739
16364 * doc/install.texi (Prerequisites): Document dependency on awk.
16366 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16367 Ian Lance Taylor <iant@google.com>
16369 PR rtl-optimization/35604
16370 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16371 only want to change jump destinations, not eventual label comparisons.
16373 2008-06-16 Jan Hubicka <jh@suse.cz>
16375 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16377 (cgraph_analyze_function): Likewise.
16379 2008-06-16 Jan Hubicka <jh@suse.cz>
16381 * cgraph.h (cgraph_mark_if_needed): New function.
16382 * cgraphunit.c (cgraph_mark_if_needed): New function.
16383 * c-decl.c (duplicate_decl): Use it.
16385 2008-06-16 Jan Hubicka <jh@suse.cz>
16387 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16390 2008-06-16 Jan Hubicka <jh@suse.cz>
16392 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16394 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16395 Kazu Hirata <kazu@codesourcery.com>
16396 Maxim Kuvyrkov <maxim@codesourcery.com
16398 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16399 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16400 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16401 EXTRA_SPEC_FUNCTIONS.
16402 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16403 (DRIVER_SELF_SPECS): Adjust.
16404 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16405 * config/mips/st.h, config/mips/t-st: New.
16406 * config/mips/driver-native.c, config/mips/x-native: New.
16407 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16410 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16412 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16414 (ISA_HAS_FP_CONDMOVE): New macro.
16415 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16416 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16417 (ISA_HAS_NMADD3_NMSUB3): New macro.
16418 * config/mips/mips.c (mips_rtx_costs): Update.
16419 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16420 compiling for ST Loongson 2E/2F.
16421 (madd<mode>): Rename to madd4<mode>. Update.
16422 (madd3<mode>): New pattern.
16423 (msub<mode>): Rename to msub4<mode>. Update.
16424 (msub3<mode>): New pattern.
16425 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16426 (nmadd3<mode>): New pattern.
16427 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16428 (nmadd3<mode>_fastmath): New pattern.
16429 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16430 (nmsub3<mode>): New pattern.
16431 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16432 (nmsub3<mode>_fastmath): New pattern.
16433 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16435 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16437 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16438 (DF_REF_INSN_INFO): New.
16439 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16440 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16441 with a NULL DF_REF_INSN_INFO.
16442 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16444 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16445 DF_INSN_INFO_EQ_USES): New.
16446 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16447 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16448 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16449 * df-core.c: Update comment for above changes.
16450 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16451 DF_INSN_UID_* macros.
16452 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16453 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16454 insn rtx. Update all callers.
16455 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16456 df_ref_create_structure, df_insn_refs_collect): Likewise.
16457 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16458 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16459 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16460 macros to access the insn refs.
16461 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16462 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16463 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16464 for accessing the refs.
16465 (try_fwprop_subst): Likewise.
16466 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16467 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16468 for accessing the refs.
16469 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16470 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16471 to look at the insn refs.
16472 (record_uses): Likewise.
16473 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16475 (mark_artificial_uses): Don't mark_insn for artificial refs.
16476 (mark_reg_rependencies): Likewise.
16478 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16480 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16482 * configure: Regenerate.
16484 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16486 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16487 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16488 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16490 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16492 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16493 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16494 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16496 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16498 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16499 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16500 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16502 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16504 * tree-ssa-sccvn.c: Fix format of comments.
16506 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16508 * cgraph.c: Remove unneeded forward declarations of eq_node()
16511 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16513 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16515 (see_update_relevancy): Likewise.
16516 * fwprop.c (try_fwprop_subst): Likewise.
16517 * rtlanal.c (noop_move_p): Likewise.
16518 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16519 notes to non-existing libcall blocks.
16520 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16522 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16523 (dead_libcall_p): Remove.
16524 (delete_trivially_dead_insns): Don't use it.
16525 * web.c (union_defs): Remove comment about keeping nops.
16526 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16527 (compute_hash_table_work): Don't track libcall notes.
16528 (do_local_cprop): Don't take libcall pointers. Don't update
16530 (adjust_libcall_notes): Deleted.
16531 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16532 ever have existed in the first place).
16533 (replace_store_insn): Don't try to remove libcall notes.
16534 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16535 (resolve_reg_notes): Don't call them.
16536 (resolve_simple_move): Likewise.
16537 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16538 Don't remove REG_RETVAL notes.
16539 * emit-rtl.c (try_split): Don't update libcall notes.
16540 (emit_copy_of_insn_after): Dito.
16541 * cselib.c (cselib_current_insn_in_libcall): Remove.
16542 (cselib_process_insn): Don't set/clear it.
16543 (new_elt_loc_list): Don't record it.
16544 (cselib_init): Don't initialize it.
16545 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16546 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16548 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16549 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16550 (init_deps): Don't initialize it.
16551 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16552 * combine.c (delete_noop_moves): Don't update libcall notes.
16553 (can_combine_p): Remove now pointless #if 0 block.
16554 (try_combine): Remove another obsolete #if 0 block.
16555 (distribute_notes): Don't distribute libcall notes.
16556 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16557 * dce.c (libcall_dead_p): Remove.
16558 (delete_unmarked_insns): Don't handle libcall blocks.
16559 (preserve_libcall_for_dce): Remove.
16560 (prescan_insns_for_dce): Don't special-case libcall block insns.
16561 * reload1 (reload): Don't handle libcall notes.
16562 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16565 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16567 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16569 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16571 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16573 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16575 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16577 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16579 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16581 2008-06-16 Ira Rosen <irar@il.ibm.com>
16583 PR tree-optimization/36493
16584 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16585 the arguments list. Use VECTYPE to create vector pointer.
16586 (vectorizable_store): Fail if accesses through a pointer to vectype
16587 do not alias the original memory reference operands.
16588 Call vect_create_data_ref_ptr without the removed argument.
16589 (vectorizable_load): Likewise.
16590 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16593 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16596 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16597 reg_equiv_constant.
16599 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16601 * config/mips/loongson2ef.md: New file.
16602 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16603 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16604 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16605 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16606 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16608 (loongson2ef.md): New include.
16609 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16610 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16611 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16612 (loongson_gt_<mode>, loongson_extract_halfword)
16613 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16614 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16615 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16616 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16617 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16618 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16619 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16620 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16621 (vec_interleave_low<mode>): Define type attribute.
16622 * config/mips/mips.c (mips_ls2): New static variable.
16623 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16624 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16625 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16626 Implement target scheduling hooks.
16627 (mips_multipass_dfa_lookahead): Update to handle tuning for
16629 (mips_sched_init): Initialize data for Loongson scheduling.
16630 (mips_ls2_variable_issue): New static function.
16631 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16633 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16634 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16635 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16636 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16637 Handle ST Loongson 2E/2F cores.
16638 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16640 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16642 * omp-low.c (extract_omp_for_data): Fix comment typo.
16645 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16647 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16648 FIXME note about gcc/config.guess.
16649 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16650 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16651 * doc/cppopts.texi: Likewise.
16652 * doc/extend.texi: Likewise.
16653 * doc/gcc.texi: Likewise.
16654 * doc/gccint.texi: Likewise.
16655 * doc/gcov.texi: Likewise.
16656 * doc/gty.texi: Likewise.
16657 * doc/hostconfig.texi: Likewise.
16658 * doc/install.texi: Likewise.
16659 * doc/invoke.texi: Likewise.
16660 * doc/loop.texi: Likewise.
16661 * doc/makefile.texi: Likewise.
16662 * doc/md.texi: Likewise.
16663 * doc/passes.texi: Likewise.
16664 * doc/tm.texi: Likewise.
16665 * doc/tree-ssa.texi: Likewise.
16666 * doc/trouble.texi: Likewise.
16668 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16669 Nathan Sidwell <nathan@codesourcery.com>
16670 Maxim Kuvyrkov <maxim@codesourcery.com>
16671 Richard Sandiford <rdsandiford@googlemail.com>
16673 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16674 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16675 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16677 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16678 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16679 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16681 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16682 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16683 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16684 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16685 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16686 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16687 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16688 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16689 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16690 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16691 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16692 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16693 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16694 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16695 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16696 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16697 (mips_builtins): Add Loongson builtins.
16698 (mips_loongson_2ef_bdesc): New.
16699 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16700 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16701 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16702 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16704 (mips_expand_vector_init): New.
16705 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16706 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16708 * config/mips/mips.md: Add unspec numbers for Loongson
16709 builtins. Include loongson.md.
16710 (MOVE64): Include Loongson vector modes.
16711 (SPLITF): Include Loongson vector modes.
16712 (HALFMODE): Handle Loongson vector modes.
16713 * config/mips/loongson.md: New.
16714 * config/mips/loongson.h: New.
16715 * config.gcc: Add loongson.h header for mips*-*-* targets.
16716 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16718 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16720 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16721 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16722 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16723 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16724 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16725 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16726 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16727 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16728 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16729 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16730 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16731 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16732 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16733 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16734 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16735 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16736 Remove use_fixproto=yes.
16737 (ia64*-*-hpux*): Remove comment about using fixproto.
16738 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16740 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16742 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16744 * configure: Regenerate.
16746 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16748 PR middle-end/36520
16749 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16750 before evaluating it.
16752 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16755 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16756 nested inline functions.
16757 (start_decl, start_function): Don't invert DECL_EXTERNAL
16758 for nested inline functions.
16760 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16762 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16763 splits that must be made for correctness.
16765 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16767 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16768 (AVAIL_NON_MIPS16): Likewise.
16769 (mips_builtin_description): Replace target_flags with a predicate.
16770 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16771 (dspr2_32): New availability predicates.
16772 (MIPS_BUILTIN): New macro.
16773 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16774 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16775 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16776 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16777 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16778 (mips_dsp_32only_bdesc): Merge into...
16779 (mips_builtins): ...this new array.
16780 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16781 (mips_init_builtins): Update after above changes.
16782 (mips_expand_builtin_1): Merge into...
16783 (mips_expand_builtin): ...here and update after above changes.
16785 2008-06-12 Paul Brook <paul@codesourcery.com>
16787 * longlong.h (__arm__): Define count_leading_zeros.
16788 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16789 (clzsi2, clzdi2): New functions.
16790 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16791 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16792 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16793 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16794 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16795 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16796 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16797 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16798 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16799 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16801 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16803 * config/m68k/m68k.c (m68k_tune_flags): New.
16804 (override_options): Compute m68k_tune_flags.
16805 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16806 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16808 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16810 PR middle-end/36506
16811 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16813 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16815 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16816 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16818 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16820 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16821 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16823 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16825 PR middle-end/36506
16826 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16829 2008-06-12 Richard Guenther <rguenther@suse.de>
16831 PR tree-optimization/36345
16832 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16833 add memory_tag_needed flag.
16834 (may_alias_p): Declare.
16835 * tree-ssa-alias.c (may_alias_p): Export.
16836 (set_initial_properties): Use memory_tag_needed flag.
16837 (update_reference_counts): Likewise.
16838 (reset_alias_info): Reset memory_tag_needed flag.
16839 (create_name_tags): Check memory_tag_needed flag.
16840 (dump_points_to_info_for): Dump it.
16841 * tree-ssa-structalias.c (struct variable_info): Remove
16842 directly_dereferenced flag.
16843 (new_var_info): Do not initialize it.
16844 (process_constraint_1): Do not set it.
16845 (update_alias_info): Set is_dereferenced flag.
16846 (set_uids_in_ptset): Use may_alias_p.
16847 (set_used_smts): Check memory_tag_needed flag.
16848 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16849 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16850 memory_tag_needed flag.
16851 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16852 from broken design.
16854 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16856 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16857 red zone for w64 abi.
16858 (ix86_expand_prologue): Likewise.
16859 (ix86_force_to_memory): Likewise.
16860 (ix86_free_from_memory): Likewise.
16862 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16865 * config/rs6000/rs6000.c (rs6000_override_options): Set
16866 rs6000_isel conditionally to the absence of comand line override.
16867 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16868 Remove duplicate rs6000_isel setting.
16869 * config/rs6000/eabispe.h: Ditto.
16871 2008-06-11 Richard Guenther <rguenther@suse.de>
16873 * alias.c (get_alias_set): Use the element alias-set for arrays.
16874 (record_component_aliases): For arrays and vectors do nothing.
16875 * c-common.c (strict_aliasing_warning): Handle the cases
16876 of alias set zero explicitly.
16877 * Makefile.in (dfp.o-warn): Add -Wno-error.
16879 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16881 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16883 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16884 tune_32 tune_64 to supported_defaults. Allow values not
16885 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16886 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16887 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16888 with_cpu_64 to generic for 64-bit-supporting configurations, not
16889 with_cpu. Remove FIXMEs.
16890 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16891 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16892 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16893 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16894 arch_32 and arch_64.
16896 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16897 Olivier Hainque <hainque@adacore.com>
16899 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16900 Use DECL_SIZE_UNIT to retrieve the size of the field.
16902 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16904 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16905 with function calls after declarations. Lay out
16906 neon_float_type_node before further use.
16908 2008-06-11 Richard Guenther <rguenther@suse.de>
16910 * tree-flow.h (may_point_to_global_var): Declare.
16911 * tree-ssa-alias.c (may_point_to_global_var): New function.
16912 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16914 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16916 * configure.ac: Teach that fido supports .debug_line.
16917 * configure: Regenerate.
16919 2008-06-10 Tom Tromey <tromey@redhat.com>
16921 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16924 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16926 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16927 (encode_decimal64, decode_decimal64, encode_decimal128,
16928 decode_decimal128): Reverse order of 32-bit parts of value if host
16929 and target endianness differ.
16931 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16933 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16934 Avoid division by 0.
16935 (tree_mod_pow2_value_transform): Likewise.
16936 (tree_ic_transform): Likewise.
16937 (tree_stringops_transform): Likewise.
16938 (tree_mod_subtract_transform): Likewise.
16939 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16940 (copy_edges_for_bb): Likewise.
16941 (initialize_cfun): Likewise.
16943 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16945 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16946 nonmemory_operand. Add "N" operand constraint.
16948 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16949 (*jcc_btsi_mask): Ditto.
16950 (*jcc_btsi_mask_1): Ditto.
16952 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16954 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16955 TYPE_CANONICAL for copied element type.
16957 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16960 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16961 Add m_CORE2 and m_GENERIC.
16962 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16963 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16965 (*jcc_btdi_rex64): New instruction and split pattern.
16966 (*jcc_btsi): Ditto.
16967 (*jcc_btsi_1): Ditto.
16968 (*btsq): Fix Intel asm dialect operand order.
16972 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16974 PR middle-end/36447
16975 * simplify-rtx.c (simplify_subreg): Add check for shift count
16978 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16980 * doc/md.texi: Synchronize with later constraints.md change.
16981 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16982 with a C implementation.
16983 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16985 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16986 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16987 when moving to and from MD_REGNUM.
16988 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16989 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16990 Handle byte and halfword moves.
16991 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16993 * config/mips/constraints.md (h): Turn into NO_REGS.
16994 (l, x): Update documentation.
16995 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16996 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16997 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16998 (HILO): New mode iterator.
17000 (any_div): New code iterator.
17001 (u): Extend code attribute to div and udiv.
17002 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
17003 d_operand in the splitters. Remove redundant CONST_INT checks.
17004 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
17005 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
17006 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
17007 accordingly, using normal moves instead of unspecs to move LO into
17008 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
17009 (<u>mulsidi3): Handle expansion in C code.
17010 (<u>mulsidi3_32bit_internal): Rename to...
17011 (<u>mulsidi3_32bit): ...this.
17012 (<u>mulsidi3_32bit_r4000): Fix insn separator.
17013 (*<u>mulsidi3_64bit): Rename to...
17014 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
17015 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
17016 to set LO and HI to the multiplication result. Use a normal move
17017 for MFLO and an unspec for MFHI.
17018 (*<u>mulsidi3_64bit_parts): Replace with...
17019 (<u>mulsidi3_64bit_hilo): ...this new instruction.
17020 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
17021 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
17022 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
17023 instead of HI. Split the instruction into a separate multiplication
17024 and MFHI if !TARGET_FIX_R4000.
17025 (<su>muldi3_highpart): Likewise.
17026 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
17027 and the "=h" clobber.
17028 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
17029 (<u>mulditi3): New expander.
17030 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
17031 (madsi): Remove "=h" clobber.
17032 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
17033 Force the modulus result to be a GPR and split the instruction into
17034 a division followed by an MFHI after reload.
17035 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
17036 (*lea_high64): Use d_operand in the define_peephole2. Likewise
17037 the MIPS16 HIGH define_split.
17038 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
17039 of acc<->gpr moves to "multi".
17040 (*movdi_64bit): Replace the single "x" alternative with
17041 alternatives for moving into and out of "a".
17042 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
17043 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
17044 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
17045 Use d_operand in the splitters. Remove redundant CONST_INT checks.
17046 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
17047 (movti): New expander.
17048 (*movti, *movti_mips16): New insns.
17049 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
17050 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
17051 (mthi<GPR:mode>_<HILO:mode>): Likewise.
17052 * config/mips/predicates.md (fpr_operand): Delete.
17053 (d_operand): New predicate.
17055 2008-06-09 Michael Meissner <michael.meissner@amd.com>
17057 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
17058 failure on some Bourne shells.
17059 (x86_64-*-*): Ditto.
17061 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
17063 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
17065 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
17067 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
17068 (sparc-sun-solaris2*): Likewise.
17070 2008-06-09 Arnaud Charlet <charlet@adacore.com
17072 * doc/install.texi: Update requirements to build the Ada compiler.
17074 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
17076 * df-scan.c (struct df_scan_problem_data): Remove the
17077 mw_link_pool alloc pool.
17078 (df_scan_free_internal): Don't free it.
17079 (df_scan_alloc): Don't allocate it.
17080 * df.h (struct df_link): Update comment.
17082 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
17084 * except.h: Correct checks for when SJLJ exceptions must be used.
17086 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17088 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
17091 2008-06-08 Joseph Myers <joseph@codesourcery.com>
17093 PR tree-optimization/36218
17094 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
17095 configure for the build system.
17096 (BUILD_LDFLAGS): Define.
17097 * configure: Regenerate.
17098 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
17100 2008-07-08 Anatoly Sokolov <aesok@post.ru>
17103 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
17104 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
17105 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
17107 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
17109 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
17111 2008-06-07 Joseph Myers <joseph@codesourcery.com>
17113 * config.gcc (Obsolete configurations): Remove list of
17115 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
17116 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
17117 targets matched by those patterns.
17118 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
17119 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
17120 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
17121 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
17122 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17123 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
17124 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
17125 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
17126 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
17127 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
17128 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
17129 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
17130 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
17131 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
17132 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
17133 Make code for Solaris 7 and greater unconditional for Solaris.
17134 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
17135 Remove --with-* handling.
17136 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17137 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17138 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17139 LINK_OS_WINDISS_SPEC): Remove.
17140 * config/rs6000/sysv4.opt (mwindiss): Remove.
17141 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17142 * configure: Regenerate.
17143 * doc/cpp.texi: Don't mention BeOS.
17144 * doc/extend.texi (interrupt): Don't mention MS1.
17145 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17146 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17147 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17148 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17149 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17151 * doc/invoke.texi (MT Options): Remove.
17152 (-mwindiss): Remove.
17153 (CRIS Options): Remove cris-axis-aout references.
17154 (HPPA Options): Don't mention hppa1.1-*-pro.
17155 * doc/md.texi (MorphoTech family): Remove.
17156 * libgcc2.c: Don't handle UWIN.
17157 * config/alpha/t-unicosmk: Remove.
17158 * config/alpha/unicosmk.h: Remove.
17159 * config/arm/kaos-arm.h: Remove.
17160 * config/arm/kaos-strongarm.h: Remove.
17161 * config/arm/strongarm-coff.h: Remove.
17162 * config/arm/strongarm-elf.h: Remove.
17163 * config/arm/strongarm-pe.h: Remove.
17164 * config/arm/t-strongarm-pe: Remove.
17165 * config/arm/t-xscale-coff: Remove.
17166 * config/arm/t-xscale-elf: Remove.
17167 * config/arm/xscale-coff.h: Remove.
17168 * config/arm/xscale-elf.h: Remove.
17169 * config/chorus.h: Remove.
17170 * config/cris/aout.h: Remove.
17171 * config/cris/aout.opt: Remove.
17172 * config/cris/t-aout: Remove.
17173 * config/i386/beos-elf.h: Remove.
17174 * config/i386/kaos-i386.h: Remove.
17175 * config/i386/ptx4-i.h: Remove.
17176 * config/i386/sco5.h: Remove.
17177 * config/i386/sco5.opt: Remove.
17178 * config/i386/sysv4-cpp.h: Remove.
17179 * config/i386/sysv5.h: Remove.
17180 * config/i386/t-beos: Remove.
17181 * config/i386/t-sco5: Remove.
17182 * config/i386/t-uwin: Remove.
17183 * config/i386/uwin.asm: Remove.
17184 * config/i386/uwin.h: Remove.
17185 * config/kaos.h: Remove.
17186 * config/mips/windiss.h: Remove.
17187 * config/mt: Remove directory.
17188 * config/pa/pa-osf.h: Remove.
17189 * config/pa/pa-pro-end.h: Remove.
17190 * config/pa/t-pro: Remove.
17191 * config/ptx4.h: Remove.
17192 * config/rs6000/beos.h: Remove.
17193 * config/rs6000/kaos-ppc.h: Remove.
17194 * config/rs6000/t-beos: Remove.
17195 * config/rs6000/windiss.h: Remove.
17196 * config/sh/kaos-sh.h: Remove.
17197 * config/sol2-6.h: Remove.
17198 * config/sparc/sol26-sld.h: Remove.
17199 * config/sparc/sysv4-only.h: Remove.
17200 * config/vax/bsd.h: Remove.
17201 * config/vax/t-memfuncs: Remove.
17202 * config/vax/ultrix.h: Remove.
17203 * config/vax/vaxv.h: Remove.
17204 * config/windiss.h: Remove.
17206 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17208 PR rtl-optimization/36438
17209 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17210 for vector shifts with constant scalar shift operands.
17212 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17214 * doc/invoke.texi: Document -march=xlr.
17215 * config/mips/xlr.md: New file.
17216 * config/mips/mips.md: Include it.
17218 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17219 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17220 (mips_rtx_cost_data): Likewise.
17222 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17224 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17225 PRE_INC and PRE_DEC cases.
17227 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17229 PR rtl-optimization/36419
17230 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17231 the emitting jump insn.
17234 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17235 is not bool, boolify the whole *expr_p and convert to the desired type.
17237 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17239 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17240 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17241 Add omp_private_outer_ref hook, add another argument to
17242 omp_clause_default_ctor hook.
17243 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17244 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17245 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17246 hook_tree_tree_tree_tree_null.
17247 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17248 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17249 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17250 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17251 * tree.def (OMP_TASK): New tree code.
17252 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17253 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17254 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17255 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17256 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17257 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17258 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17259 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17260 (OMP_DIRECTIVE_P): Add OMP_TASK.
17261 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17262 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17263 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17264 and OMP_CLAUSE_UNTIED entries.
17265 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17267 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17268 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17269 * tree-pretty-print.c (dump_omp_clause): Handle
17270 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17271 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17272 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17273 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17274 warning about unsigned iterators. Change decl/init/cond/incr
17275 arguments to TREE_VECs, check arguments for all collapsed loops.
17276 (c_finish_omp_taskwait): New function.
17277 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17279 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17280 default_function_array_conversion on init. Add par_clauses argument.
17281 If decl is present in parallel's lastprivate clause, change it to
17282 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17283 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17284 collapse count in clauses.
17285 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17286 c_parser_omp_for_loop callers.
17287 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17288 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17289 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17290 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17292 (c_parser_omp_clause_schedule): Handle schedule(auto).
17293 Include correct location in the error message.
17294 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17295 and PRAGMA_OMP_CLAUSE_UNTIED.
17296 (OMP_TASK_CLAUSE_MASK): Define.
17297 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17298 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17299 * tree-nested.c (convert_nonlocal_omp_clauses,
17300 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17301 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17302 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17303 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17305 (conver_nonlocal_reference, convert_local_reference,
17306 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17307 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17308 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17309 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17310 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17311 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17312 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17313 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17314 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17316 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17317 * c-common.h (c_finish_omp_taskwait): New prototype.
17318 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17319 * tree-parloops.c (create_parallel_loop): Create 1 entry
17320 vectors for OMP_FOR_{INIT,COND,INCR}.
17321 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17322 (make_edges): Handle OMP_TASK.
17323 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17324 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17325 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17326 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17327 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17328 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17329 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17330 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17331 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17332 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17333 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17334 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17335 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17336 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17337 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17338 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17339 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17340 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17341 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17342 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17343 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17344 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17345 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17346 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17347 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17348 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17349 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17350 original iterator is present in lastprivate clause or if
17351 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17352 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17353 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17354 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17355 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17356 if it is set, lookup var in outer contexts too. Handle
17357 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17358 to be implicitly determined firstprivate for task regions.
17359 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17360 if it is set, lookup var in outer contexts too. Set
17361 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17362 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17363 OMP_CLAUSE_UNTIED. Take region_type as last argument
17364 instead of in_parallel and in_combined_parallel.
17365 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17367 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17368 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17369 (new_omp_context): Set default_kind to
17370 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17371 (omp_region_type): New enum.
17372 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17373 fields, add region_type.
17374 (new_omp_context): Take region_type as argument instead of is_parallel
17375 and is_combined_parallel.
17376 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17377 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17378 ctx->is_combined_parallel checks.
17379 (gimplify_omp_task): New function.
17380 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17382 * omp-low.c (extract_omp_for_data): Use schedule(static)
17383 for schedule(auto). Handle pointer and unsigned iterators.
17384 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17385 Add loops argument. Extract data for collapsed OMP_FOR loops.
17386 (expand_parallel_call): Assert sched_kind isn't auto,
17387 map runtime schedule to index 3.
17388 (struct omp_for_data_loop): New type.
17389 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17390 Add loop, loops, collapse and iter_type fields.
17391 (workshare_safe_to_combine_p): Disallow combined for if
17392 iter_type is unsigned long long. Don't combine collapse > 1 loops
17393 unless all bounds and steps are constant. Adjust extract_omp_for_data
17395 (expand_omp_for_generic): Handle pointer, unsigned and long long
17396 iterators. Handle collapsed OMP_FOR loops. Adjust
17397 for struct omp_for_data changes. If libgomp function doesn't return
17398 boolean_type_node, add comparison of the return value with 0.
17399 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17400 pointer, unsigned and long long iterators. Adjust for struct
17401 omp_for_data changes.
17402 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17403 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17404 unsigned long long. Allocate loops array, pass it to
17405 extract_omp_for_data. For collapse > 1 loops use always
17406 expand_omp_for_generic.
17407 (omp_context): Add sfield_map and srecord_type fields.
17408 (is_task_ctx, lookup_sfield): New functions.
17409 (use_pointer_for_field): Use is_task_ctx helper. Change first
17410 argument's type from const_tree to tree. Clarify comment.
17411 In OMP_TASK disallow copy-in/out sharing.
17412 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17413 (install_var_field): Add mask argument. Populate both record_type
17414 and srecord_type if needed.
17415 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17417 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17418 and DECL_FIELD_OFFSET.
17419 (scan_sharing_clauses): Adjust install_var_field callers. For
17420 firstprivate clauses on explicit tasks allocate the var by value in
17421 record_type unconditionally, rather than by reference.
17422 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17423 Use is_taskreg_ctx instead of is_parallel_ctx.
17424 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17425 (create_omp_child_function_name): Add task_copy argument, use
17426 *_omp_cpyfn* names if it is true.
17427 (create_omp_child_function): Add task_copy argument, if true create
17428 *_omp_cpyfn* helper function.
17429 (scan_omp_parallel): Adjust create_omp_child_function callers.
17430 Rename parallel_nesting_level to taskreg_nesting_level.
17431 (scan_omp_task): New function.
17432 (lower_rec_input_clauses): Don't run constructors for firstprivate
17433 explicit task vars which are initialized by *_omp_cpyfn*.
17434 Pass outer var ref to omp_clause_default_ctor hook if
17435 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17436 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17437 OMP_CLAUSE_REDUCTION_INIT.
17438 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17439 avoid duplicate setting of fields. Handle
17440 OMP_CLAUSE_PRIVATE_OUTER_REF.
17441 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17442 copy-out if TREE_READONLY, only copy-in.
17443 (expand_task_copyfn): New function.
17444 (expand_task_call): New function.
17445 (struct omp_taskcopy_context): New type.
17446 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17448 (lower_omp_parallel): Rename to...
17449 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17450 Call create_task_copyfn if srecord_type is needed. Adjust
17452 (task_shared_vars): New variable.
17453 (check_omp_nesting_restrictions): Warn if work-sharing,
17454 barrier, master or ordered region is closely nested inside OMP_TASK.
17455 Add warnings for barrier if closely nested inside of work-sharing,
17456 ordered, or master region.
17457 (scan_omp_1): Call check_omp_nesting_restrictions even for
17458 GOMP_barrier calls. Rename parallel_nesting_level to
17459 taskreg_nesting_level. Handle OMP_TASK.
17460 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17461 work-sharing construct, continue looking for them on parent parallel
17463 (lower_omp_for_lastprivate): Add lastprivate clauses
17464 to the beginning of dlist rather than end. Adjust for struct
17465 omp_for_data changes.
17466 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17467 not after it. Handle collapsed OMP_FOR loops, adjust for
17468 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17469 (get_ws_args_for): Adjust extract_omp_for_data caller.
17470 (scan_omp_for): Handle collapsed OMP_FOR
17471 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17472 (lower_omp_single_simple): If libgomp function doesn't return
17473 boolean_type_node, add comparison of the return value with 0.
17474 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17475 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17476 (parallel_nesting_level): Rename to...
17477 (taskreg_nesting_level): ... this.
17478 (is_taskreg_ctx): New function.
17479 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17480 of is_parallel_ctx.
17481 (execute_lower_omp): Rename parallel_nesting_level to
17482 taskreg_nesting_level.
17483 (expand_omp_parallel): Rename to...
17484 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17485 Call omp_task_call for OMP_TASK regions.
17486 (expand_omp): Adjust caller, handle OMP_TASK.
17487 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17489 * bitmap.c (bitmap_default_obstack_depth): New variable.
17490 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17491 if argument is NULL and bitmap_default_obstack is already initialized.
17492 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17494 * matrix-reorg.c (matrix_reorg): Likewise.
17496 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17498 * config/i386/i386.md (*indirect_jump): Macroize using P
17499 mode iterator. Remove !TARGET_64BIT from insn constraints.
17500 (*tablejump_1): Ditto.
17501 (*indirect_jump_rex64): Remove insn pattern.
17502 (*tablejump_1_rex64): Ditto.
17503 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17504 and eh_return_si insn patterns.
17506 2008-06-06 Richard Guenther <rguenther@suse.de>
17508 * tree-ssa-structalias.c (merge_smts_into): Remove.
17509 (find_what_p_points_to): Do not bother to compute the
17510 points-to set for pt_anything pointers.
17511 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17512 for pt_anything pointers is ok.
17514 2008-06-06 Jan Hubicka <jh@suse.cz>
17516 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17518 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17520 * cgraph.c: Fix typos in comments.
17521 (cgraph_availability_names): Fix string typo.
17522 * fold-const.c: Fix typos in comments.
17523 (fold_binary): Fix typo in warning.
17524 * genautomata.c: Fix typos in comments.
17525 (check_presence_pattern_sets): Fix typo in local variable.
17526 (output_description): Fix typo in output.
17527 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17528 * hwint.h: Likewise.
17529 * matrix-reorg.c (check_allocation_function): Likewise.
17530 * omega.c (smooth_weird_equations): Likewise.
17531 * auto-inc-dec.c: Fix typos in comments.
17532 * bb-reorder.c: Likewise.
17533 * builtins.c: Likewise.
17534 * c-common.c: Likewise.
17535 * c-cppbuiltin.c: Likewise.
17536 * c-parser.c: Likewise.
17537 * c-pretty-print.c: Likewise.
17538 * cfgcleanup.c: Likewise.
17539 * cfgexpand.c: Likewise.
17540 * cfghooks.c: Likewise.
17541 * cfglayout.c: Likewise.
17542 * cfgloopmanip.c: Likewise.
17543 * cgraphunit.c: Likewise.
17544 * coverage.c: Likewise.
17545 * dbxout.c: Likewise.
17546 * df-byte-scan.c: Likewise.
17547 * df-core.c: Likewise.
17548 * df-problems.c: Likewise.
17549 * df-scan.c: Likewise.
17551 * dominance.c: Likewise.
17552 * domwalk.c: Likewise.
17554 * dwarf2out.c: Likewise.
17555 * emit-rtl.c: Likewise.
17556 * et-forest.c: Likewise.
17557 * function.c: Likewise.
17558 * function.h: Likewise.
17560 * gcov-io.c: Likewise.
17561 * gcov.c: Likewise.
17562 * gcse.c: Likewise.
17563 * genattrtab.c: Likewise.
17564 * ggc-page.c: Likewise.
17565 * gimplify.c: Likewise.
17566 * gthr-lynx.h: Likewise.
17567 * haifa-sched.c: Likewise.
17568 * ipa-cp.c: Likewise.
17569 * ipa-inline.c: Likewise.
17570 * ipa-prop.h: Likewise.
17571 * ipa-pure-const.c: Likewise.
17572 * ipa-struct-reorg.c: Likewise.
17573 * ipa-struct-reorg.h: Likewise.
17574 * ipa-type-escape.c: Likewise.
17576 * loop-doloop.c: Likewise.
17577 * mips-tfile.c: Likewise.
17578 * mkmap-flat.awk: Likewise.
17579 * mkmap-symver.awk: Likewise.
17580 * modulo-sched.c: Likewise.
17581 * omp-low.c: Likewise.
17582 * optabs.c: Likewise.
17583 * optabs.h: Likewise.
17584 * opts.c: Likewise.
17585 * passes.c: Likewise.
17586 * postreload-gcse.c: Likewise.
17587 * postreload.c: Likewise.
17588 * predict.c: Likewise.
17589 * pretty-print.h: Likewise.
17590 * profile.c: Likewise.
17591 * protoize.c: Likewise.
17592 * ra-conflict.c: Likewise.
17593 * real.c: Likewise.
17594 * recog.c: Likewise.
17595 * regclass.c: Likewise.
17596 * regs.h: Likewise.
17597 * reload.c: Likewise.
17598 * rtl-error.c: Likewise.
17599 * rtlanal.c: Likewise.
17600 * scan.h: Likewise.
17601 * sched-rgn.c: Likewise.
17603 * stmt.c: Likewise.
17604 * target.h: Likewise.
17605 * tree-dfa.c: Likewise.
17606 * tree-eh.c: Likewise.
17607 * tree-flow-inline.h: Likewise.
17608 * tree-inline.c: Likewise.
17609 * tree-into-ssa.c: Likewise.
17610 * tree-loop-distribution.c: Likewise.
17611 * tree-nested.c: Likewise.
17612 * tree-parloops.c: Likewise.
17613 * tree-pass.h: Likewise.
17614 * tree-pretty-print.c: Likewise.
17615 * tree-profile.c: Likewise.
17616 * tree-scalar-evolution.c: Likewise.
17617 * tree-sra.c: Likewise.
17618 * tree-ssa-alias-warnings.c: Likewise.
17619 * tree-ssa-ccp.c: Likewise.
17620 * tree-ssa-coalesce.c: Likewise.
17621 * tree-ssa-dom.c: Likewise.
17622 * tree-ssa-dse.c: Likewise.
17623 * tree-ssa-forwprop.c: Likewise.
17624 * tree-ssa-live.c: Likewise.
17625 * tree-ssa-live.h: Likewise.
17626 * tree-ssa-loop-im.c: Likewise.
17627 * tree-ssa-loop-ivopts.c: Likewise.
17628 * tree-ssa-loop-niter.c: Likewise.
17629 * tree-ssa-loop-prefetch.c: Likewise.
17630 * tree-ssa-phiopt.c: Likewise.
17631 * tree-ssa-phiprop.c: Likewise.
17632 * tree-ssa-sccvn.c: Likewise.
17633 * tree-ssa-ter.c: Likewise.
17634 * tree-ssa-threadupdate.c: Likewise.
17635 * tree-ssa.c: Likewise.
17636 * tree-vect-analyze.c: Likewise.
17637 * tree-vect-transform.c: Likewise.
17638 * tree-vectorizer.c: Likewise.
17639 * tree-vn.c: Likewise.
17640 * tree-vrp.c: Likewise.
17641 * tree.c: Likewise.
17642 * tree.def: Likewise.
17643 * tree.h: Likewise.
17644 * unwind-dw2-fde.c: Likewise.
17645 * unwind.inc: Likewise.
17646 * value-prof.c: Likewise.
17647 * vmsdbgout.c: Likewise.
17649 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17651 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17652 always place FP constants in the TOC for TARGET_POWERPC64.
17653 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17655 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17657 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17658 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17659 enable for TARGET_E500_DOUBLE.
17660 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17661 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17662 floating-point modes like integer modes for E500 double.
17663 (rs6000_legitimate_offset_address_p): Likewise.
17664 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17665 addressing for DDmode for E500 double.
17666 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17667 modes as using 64-bits of registers for E500 double.
17668 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17669 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17670 specially for E500 double.
17671 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17672 TDmode for E500 double.
17673 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17674 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17675 (rs6000_split_multireg_move): Do not handle TDmode specially for
17677 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17678 using 64-bit registers for E500 double.
17679 (emit_frame_save): Do not handle DDmode specially for E500 double.
17680 (gen_frame_mem_offset): Likewise.
17681 (rs6000_function_value): Do not call spe_build_register_parallel
17682 for DDmode or TDmode.
17683 (rs6000_libcall_value): Likewise.
17684 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17685 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17688 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17690 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17693 2008-06-04 Junjie Gu <jgu@tensilica.com>
17695 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17696 comparison for frame pointers.
17698 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17701 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17703 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17706 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17707 register is already smaller or equal to required mode.
17709 2008-06-04 Xinliang David Li <davidxl@google.com>
17711 * tree-call-cdce.c: New file.
17712 (cond_dead_built_in_calls): New static variable.
17713 (input_domain): New struct.
17714 (check_pow): New function.
17715 (check_builtin_call): Ditto.
17716 (check_target_format): Ditto.
17717 (is_call_dce_candidate): Ditto.
17718 (gen_one_condition): Ditto.
17719 (gen_conditions_for_domain): Ditto.
17720 (get_domain): Ditto.
17721 (gen_conditions_for_pow_cst_base): Ditto.
17722 (gen_conditions_for_pow_int_base): Ditto.
17723 (gen_conditions_for_pow): Ditto.
17724 (get_no_error_domain): Ditto.
17725 (gen_shrink_wrap_conditions): Ditto.
17726 (shrink_wrap_one_built_in_call): Ditto.
17727 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17728 (tree_call_cdce): Ditto.
17729 (gate_call_cdce): Ditto.
17730 (pass_call_cdce): New gimple pass.
17731 * passes.c (init_optimization_passes): New pass.
17732 * tree-pass.h: New pass declaration.
17733 * opts.c (decode_options): New flag setting.
17734 * common.opt: Add -ftree-builtin-call-dce flag.
17735 * Makefile.in: Add new source file.
17736 * tempvar.def: New tv_id.
17737 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17739 2008-06-04 Richard Guenther <rguenther@suse.de>
17741 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17742 (is_call_clobbered): Always check var_ann->call_clobbered.
17743 (mark_call_clobbered): Always set var_ann->call_clobbered.
17744 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17745 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17746 (reset_alias_info): Clear call clobbering info on MTAGs and
17748 (set_pt_anything): Set pt_global_mem.
17749 (create_tag_raw): Adjust comment.
17750 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17752 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17753 Maxim Kuvyrkov <maxim@codesourcery.com>
17755 * config/m68k/m68k.opt (mxgot): New option.
17756 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17757 (m68k_output_addr_const_extra): New.
17758 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17759 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17760 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17761 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17763 2008-06-04 Richard Guenther <rguenther@suse.de>
17765 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17766 negative or non-representable offsets.
17768 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17770 * config/i386/i386.c (ix86_gen_leave): New.
17771 (ix86_gen_pop1): Likewise.
17772 (ix86_gen_add3): Likewise.
17773 (ix86_gen_sub3): Likewise.
17774 (ix86_gen_sub3_carry): Likewise.
17775 (ix86_gen_one_cmpl2): Likewise.
17776 (ix86_gen_monitor): Likewise.
17777 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17778 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17779 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17780 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17781 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17782 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17783 (ix86_expand_epilogue): Updated.
17784 (print_operand): Handle integer register operand for 'z'.
17785 (ix86_expand_strlensi_unroll_1): Likewise.
17786 (ix86_expand_strlen): Likewise.
17787 (ix86_expand_builtin): Likewise.
17788 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17789 mov{q}/mov{l} and add{q}/add{l}.
17791 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17793 * config/i386/i386.md (P): New mode iterator.
17794 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17795 using P mode iterator.
17796 (DFmode push_operand splitter): Ditto.
17797 (XFmode push_operand splitter): Ditto.
17798 (DFmode float_extend SFmode push_operand splitter): Ditto.
17799 (XFmode float_extend SFmode push_operand splitter): Do not generate
17800 SImode pushes for 64bit target. Macroize Dimode and SImode
17801 pushes using P mode iterator.
17802 (XFmode float_extend DFmode push_operand splitter): Ditto.
17804 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17806 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17807 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17808 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17809 return type to int.
17810 (ix86_call_abi_override): Remove check for call_used_regs.
17812 2008-06-03 Richard Guenther <rguenther@suse.de>
17814 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17815 for the lhs of calls if the return type contains pointers.
17817 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17819 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17820 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17821 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17822 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17823 of cfun and DEFAULT_ABI to deceide abi mode.
17824 (DEFAULT_ABI): New.
17825 (REG_PARM_STACK_SPACE): Removed.
17826 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17827 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17828 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17829 (ix86_function_abi): Likewise.
17830 (ix86_function_type_abi): Likewise.
17831 (ix86_call_abi_override): Likewise.
17832 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17833 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17834 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17835 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17837 (X86_64_REGPARM_MAX): New.
17838 (X86_64_SSE_REGPARM_MAX): New.
17839 (X64_REGPARM_MAX): New.
17840 (X64_SSE_REGPARM_MAX): New.
17841 (X86_32_REGPARM_MAX): New.
17842 (X86_32_SSE_REGPARM_MAX): New.
17843 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17844 (ix86_function_regparm): Handle user calling abi.
17845 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17846 by DEFAULT_ABI versus SYSV_ABI check.
17847 (ix86_reg_parm_stack_space): New.
17848 (ix86_function_type_abi): New.
17849 (ix86_call_abi_override): New.
17850 (ix86_function_abi): New.
17851 (ix86_cfun_abi): New.
17852 (init_cumulative_args): Call abi specific initialization.
17853 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17854 (function_arg_64): Extend SSE_REGPARM_MAX check.
17855 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17856 (ix86_pass_by_reference): Likewise.
17857 (ix86_function_value_regno_p): Likewise.
17858 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17859 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17860 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17861 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17862 (setup_incoming_varargs_64): Adjust regparm for call abi.
17863 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17864 (ix86_va_start): Likewise.
17865 (ix86_gimplify_va_arg): Likewise.
17866 (ix86_expand_prologue): Likewise.
17867 (output_pic_addr_const): Likewise.
17868 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17869 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17870 (x86_output_mi_thunk): Likewise.
17871 (x86_function_profiler): Likewise.
17872 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17873 (SYSV_ABI, MS_ABI): New constants.
17874 (DEFAULT_ABI): New.
17875 (init_regs): Add prototype of function in regclass.c file.
17876 (OVERRIDE_ABI_FORMAT): New.
17877 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17878 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17879 (OUTGOING_REG_PARM_STACK_SPACE): New.
17880 (ix86_reg_parm_stack_space): New prototype.
17881 (CUMULATIVE_ARGS): Add call_abi member.
17882 (machine_function): Add call_abi member.
17883 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17884 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17886 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17889 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17890 (avr_builtin_setjmp_frame_value): New function.
17891 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17892 (nonlocal_goto): Define.
17894 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17896 * config/mips/mips.c (mips_emit_loadgp): Return early if
17897 there is nothing do to, otherwise emit a blockage if
17898 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17899 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17901 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17903 * configure.ac: Drop unneeded backslash ending up in config.in.
17904 * acinclude.m4: Likewise.
17905 * config.in: Regenerate.
17907 2008-05-26 Jan Hubicka <jh@suse.cz>
17909 * predict.c (maybe_hot_frequency_p): Break out of...
17910 (maybe_hot_bb_p): ... here.
17911 (maybe_hot_edge_p): New.
17912 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17913 * basic-block.h (maybe_hot_edge_p): Declare.
17915 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17918 (*cmpfp_<mode>_cc): Ditto.
17919 (*fp_jcc_8<mode>_387): Ditto.
17920 (*fop_<MODEF:mode>_2_i387): Ditto.
17921 (*fop_<MODEF:mode>_3_i387): Ditto.
17922 (*fop_xf_2_i387): Ditto.
17923 (*fop_xf_3_i387): Ditto.
17925 2008-06-02 Tomas Bily <tbily@suse.cz>
17927 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17929 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17931 * config/mips/mips.c (mips_valid_offset_p): New function.
17932 (mips_valid_lo_sum_p): Likewise.
17933 (mips_classify_address): Use them.
17934 (mips_force_address): New function.
17935 (mips_legitimize_address): Use it.
17936 * config/mips/mips.md (MOVE128): New mode iterator.
17937 (movtf): Require TARGET_64BIT. Remove empty strings.
17938 (*movtf_internal): Rename to...
17939 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17940 of "R" and use {,fp}{load,store} attributes instead of "multi".
17941 Use a separate define_split.
17942 (*movtf_mips16): New pattern.
17944 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17946 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17947 * config/mips/mips.c (mips_expand_before_return): New function.
17948 (mips_expand_epilogue): Call it.
17949 * config/mips/mips.md (return): Turn into a define_expand.
17950 (*return): New insn.
17952 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17954 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17955 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17956 functions. Do not emit uses and clobbers of CONCATs; individually
17957 use and clobber their operands.
17958 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17959 gen_clobber, emit_use and gen_use.
17960 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17961 (expand_builtin_return): Likewise.
17962 * cfgbuild.c (count_basic_blocks): Likewise.
17963 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17964 * explow.c (emit_stack_restore): Likewise.
17965 * expmed.c (extract_bit_field_1): Likewise.
17966 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17967 (emit_move_multi_word, store_constructor): Likewise.
17968 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17969 (thread_prologue_and_epilogue_insns): Likewise.
17970 * lower-subreg.c (resolve_simple_move): Likewise.
17971 * optabs.c (widen_operand, expand_binop): Likewise.
17972 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17973 * reload.c (find_reloads): Likewise.
17974 * reload1.c (eliminate_regs_in_insn): Likewise.
17975 * stmt.c (expand_nl_goto_receiver): Likewise.
17976 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17977 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17978 * config/arm/arm.c (arm_load_pic_register): Likewise.
17979 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17980 * config/arm/arm.md (untyped_return): Likewise.
17981 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17982 * config/avr/avr.c (expand_prologue): Likewise.
17983 * config/bfin/bfin.c (do_unlink): Likewise.
17984 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17985 * config/cris/cris.c (cris_expand_prologue): Likewise.
17986 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17987 (machopic_legitimize_pic_address): Likewise.
17988 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17989 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17990 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17991 (ix86_expand_convert_uns_didf_sse): Likewise.
17992 (ix86_expand_vector_init_general): Likewise.
17993 * config/ia64/ia64.md (eh_epilogue): Likewise.
17994 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17995 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17996 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17997 (config/iq2000/iq2000.c): Likewise.
17998 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17999 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
18000 (builtin_longjmp): Likewise.
18001 * config/mn10300/mn10300.md (call, call_value): Likewise.
18002 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
18003 * config/pdp11/pdp11.md (abshi2): Likewise.
18004 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
18005 * config/s390/s390.c (s390_emit_prologue): Likewise.
18006 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
18007 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
18008 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
18009 * config/sh/sh.c (prepare_move_operands): Likewise.
18010 (output_stack_adjust, sh_expand_epilogue): Likewise.
18011 (sh_set_return_address, sh_expand_t_scc): Likewise.
18012 * config/sparc/sparc.c (load_pic_register): Likewise.
18013 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
18014 * config/spu/spu.c (spu_expand_epilogue): Likewise.
18015 * config/v850/v850.c (expand_epilogue): Likewise.
18017 2008-05-31 Anatoly Sokolov <aesok@post.ru>
18019 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
18020 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
18021 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
18022 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
18023 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
18024 stack pointer register.
18025 (output_movhi): Remove code for interrupt specific writing to the
18026 stack pointer register.
18028 2008-05-31 Richard Guenther <rguenther@suse.de>
18030 PR tree-optimization/34244
18031 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
18032 (tree_expr_nonzero_warnv_p): Likewise.
18033 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18034 ssa_name_nonnegative_p.
18035 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
18036 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
18037 not tree_expr_nonzero_warnv_p.
18039 PR tree-optimization/36262
18041 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
18043 PR tree-optimization/34244
18044 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
18045 (record_numbers_of_iterations): New function.
18046 (execute_vrp): Cache the numbers of iterations of loops.
18047 * tree-scalar-evolution.c (scev_reset_except_niters):
18049 (scev_reset): Use scev_reset_except_niters.
18050 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
18052 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
18054 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18055 __WORKAROUND_RETS when appropriate.
18057 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
18059 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
18060 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
18062 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
18063 *fop_df_comm_sse insn patterns using MODEF mode iterator.
18064 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
18065 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
18066 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
18067 *fop_df_1_mixed insn patterns using MODEF mode iterator.
18068 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
18069 *fop_df_1_sse insn patterns using MODEF mode iterator.
18070 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
18071 *fop_df_1_i387 insn patterns using MODEF mode iterator.
18072 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
18073 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
18074 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
18075 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
18076 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
18077 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
18078 (*fop_xf_4_i387): Use <MODE> for mode attribute.
18079 (*fop_xf_5_i387): Ditto.
18080 (*fop_xf_6_i387): Ditto.
18082 2008-05-30 Richard Guenther <rguenther@suse.de>
18084 * builtins.c (build_string_literal): Avoid generating
18085 a non-gimple_val result.
18087 2008-05-30 DJ Delorie <dj@redhat.com>
18089 * exec-tool.in: Use an environment variable (private) instead of a
18090 file (shared) as a semaphore, so as to not break parallel builds.
18092 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
18094 * optabs.c (maybe_encapsulate_block): Remove.
18095 (emit_libcall_block): Adjust accordingly.
18096 * optabs.h (maybe_encapsulate_block): Remove prototype.
18098 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
18099 Don't use maybe_encapsulate_block.
18101 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
18103 * config/rs6000/rs6000.c (rs6000_legitimize_address,
18104 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
18105 rtx is a SYMBOL_REF before calling get_pool_constant.
18107 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
18109 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
18111 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
18113 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
18114 rather than OS names to choose INO_T_EQ definition.
18115 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
18116 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
18118 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
18121 * config/darwin-f.c: New.
18122 * config/t-darwin: Added rule to build darwin-f.o.
18123 * config.gcc: Defined new variable, fortran_target_objs.
18124 (*-*-darwin*): Set fortran_target_objs.
18125 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
18126 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
18127 * configure: Regenerated.
18129 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
18132 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
18133 canonical type if needed.
18135 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18137 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18139 2008-05-29 Richard Guenther <rguenther@suse.de>
18141 PR tree-optimization/36343
18142 PR tree-optimization/36346
18143 PR tree-optimization/36347
18144 * tree-flow.h (clobber_what_p_points_to): Declare.
18145 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18146 pointed-to variable is dereferenced is irrelevant to whether
18147 the pointer can access the pointed-to variable.
18148 (clobber_what_p_points_to): New function.
18149 * tree-ssa-alias.c (set_initial_properties): Use it.
18150 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18151 call clobber check for NMTs.
18153 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18155 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18156 for printing gcov_type.
18158 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18160 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18161 and the eh region information.
18162 * value-prof.c (gimple_move_stmt_histograms): New function.
18163 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18165 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18167 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18169 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18171 * value-prof.c (tree_ic_transform): Print counts.
18172 * tree-profile.c (tree_gen_ic_func_profiler):
18173 Clear __gcov_indreict_call_callee variable to avoid misattribution
18176 2008-05-28 Rafael Espíndola <espindola@google.com>
18178 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18181 2008-05-28 Richard Guenther <rguenther@suse.de>
18183 PR tree-optimization/36339
18184 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18185 and clobbering code out of the loop.
18187 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18189 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18192 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18193 s390_contiguous_bitmask_p, s390_symref_operand_p,
18194 s390_check_symref_alignment, s390_reload_larl_operand,
18195 s390_reload_symref_address): New functions.
18196 (s390_branch_condition_mnemonic): Support compare and branch
18198 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18199 and 'W' constraints.
18200 (s390_secondary_reload): Add secondary reloads for unaligned
18201 symbol refs or symbol refs to floating point or QI/TI mode
18203 (legitimate_address_p): Accept symbol references as addresses.
18204 (s390_expand_insv): Use rotate and insert selected bits
18205 instruction for insv when building for z10.
18206 (print_operand_address): Handle symbol ref addresses.
18207 (print_operand): Output modifier 'c' added for signed byte values.
18208 (s390_encode_section_info): Mark symbol refs with
18209 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18211 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18212 (length attribute): RRF, RRR have 4 byte length.
18213 (FPALL, INTALL): New mode iterators added.
18214 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18215 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18216 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18217 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18218 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18219 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18220 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18221 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18223 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18224 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18225 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18226 reload<INTALL:mode><P:mode>_toreg_z10,
18227 reload<FPALL:mode><P:mode>_tomem_z10,
18228 reload<FPALL:mode><P:mode>_toreg_z10,
18229 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18230 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18231 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18232 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18234 (movmem, clrmem, cmpmem): New splitters added.
18236 * config/s390/predicates.md (larl_operand): Use
18237 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18238 SYMBOL_REF_ALIGN1_P.
18239 (s390_signed_integer_comparison,
18240 s390_unsigned_integer_comparison): New predicates.
18242 * config/s390/s390-protos.h (s390_check_symref_alignment,
18243 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18244 s390_reload_symref_address,
18245 s390_compare_and_branch_condition_mask): Prototypes added.
18247 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18248 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18249 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18251 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18253 * config/s390/s390.c (z10_cost): New cost function for z10.
18254 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18255 (s390_issue_rate): Adjust issue rate for z10.
18256 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18257 (processor_flags): Add PF_Z10.
18258 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18259 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18260 * gcc/config.gcc: Add z10.
18262 2008-05-28 Richard Guenther <rguenther@suse.de>
18264 PR tree-optimization/36291
18265 * tree-flow. h (struct gimple_df): Remove var_anns member.
18266 * tree-flow-inline.h (gimple_var_anns): Remove.
18267 (var_ann): Simplify.
18268 * tree-dfa.c (create_var_ann): Simplify.
18269 (remove_referenced_var): Clear alias info from var_anns of globals.
18270 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18271 (delete_tree_ssa): Clear alias info from var_anns of globals.
18272 Do not free var_anns.
18273 (var_ann_eq): Remove.
18274 (var_ann_hash): Likewise.
18276 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18278 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18279 and loongson2f entries.
18280 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18281 * config/mips/mips.h (processor_type): Add Loongson-2E
18282 and Loongson-2F entries.
18283 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18284 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18285 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18286 * doc/invoke.texi (MIPS Options): Document loongson2e
18287 and loongson2f processor names.
18289 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18293 * config/i386/i386.c (ix86_function_arg_boundary): Use
18294 alignment of canonical type.
18295 (ix86_expand_vector_move): Check unaligned memory access for
18298 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18300 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18301 Moved to the front of file.
18303 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18304 H.J. Lu <hongjiu.lu@intel.com>
18306 * dwarf2out.c (current_fde): New.
18308 (lookup_cfa:): Likewise.
18309 (dwarf2out_end_epilogue): Likewise.
18310 (dwarf2out_note_section_used): Likewise.
18312 2008-05-27 Michael Matz <matz@suse.de>
18315 * c.opt (Wenum-compare): New warning option.
18316 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18318 2008-05-27 Michael Matz <matz@suse.de>
18320 PR middle-end/36326
18321 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18323 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18324 into memory as tail calls.
18326 2008-05-27 Richard Guenther <rguenther@suse.de>
18328 PR tree-optimization/36339
18329 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18330 pointers cause all addressable variables to be call clobbered.
18332 2008-05-27 Richard Guenther <rguenther@suse.de>
18334 PR tree-optimization/36245
18335 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18337 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18339 * config/s390/s390.md: Replace all occurences of the 'm'
18340 constraint with 'RT'.
18342 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18344 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18346 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18348 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18349 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18350 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18352 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18354 * reload.c (find_reloads): Skip alternatives according to the
18355 "enabled" attribute. Constify the constraint variable.
18356 * recog.c (get_attr_enabled): Add default implementation.
18357 (extract_insn): Set the alternative_enabled_p array
18358 in the recog_data struct.
18359 (preprocess_constraints, constrain_operands): Skip
18360 alternatives according to the "enabled" attribute
18361 * recog.h (struct recog_data): New field alternative_enabled_p.
18362 (skip_alternative): New inline function.
18363 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18364 (record_reg_classes): Skip alternative according to the
18365 "enabled" attribute.
18367 * doc/md.texi: Add documention for the "enabled" attribute.
18369 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18371 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18372 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18373 constraint with TARGET_MEM_CONSTRAINT.
18374 * recog.c (asm_operand_ok, preprocess_constraints,
18375 constrain_operands): Likewise.
18376 * regclass.c (record_reg_classes): Likewise.
18377 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18378 * reload1.c (maybe_fix_stack_asms): Likewise.
18379 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18380 * recog.h: Adjust comment.
18381 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18382 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18383 * doc/md.texi: Add a note to description of 'm' constraint.
18384 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18386 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18388 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18389 that the bitfield is of integral type before testing its precision.
18391 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18392 Sa Liu <saliu@de.ibm.com>
18394 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18395 __modti3, __udivti3, __umodti3 and __udivmodti4.
18396 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18397 that implement TImode mul and div functions.
18398 * config/spu/multi3.c: New. Implement __multi3.
18399 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18400 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18403 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18405 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18406 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18407 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18408 tls_sysv_suffix): New mode and mode attribute iterators.
18409 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18410 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18411 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18412 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18413 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18416 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18418 PR tree-optimization/36329
18419 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18420 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18421 * cgraphbuild.c (initialize_inline_failed): Use the latter
18422 macro in lieu of the former.
18423 * ipa-inline.c (cgraph_mark_inline): Likewise.
18424 (cgraph_decide_inlining_of_small_function): Likewise.
18425 (cgraph_decide_inlining): Likewise.
18426 (cgraph_decide_inlining_incrementally): Likewise.
18428 2008-05-26 Tristan Gingold <gingold@adacore.com>
18429 Anatoly Sokolov <aesok@post.ru>
18431 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18432 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18433 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18434 optimization for 'avr6' architecture.
18436 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18439 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18441 2008-05-26 Richard Guenther <rguenther@suse.de>
18443 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18444 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18446 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18448 PR middle-end/36253
18449 * caller-save.c (insert_restore): Verify alignment of spill space.
18450 (insert_save): Likewise.
18451 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18452 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18453 (STACK_SLOT_ALIGNMENT): Likewise.
18454 * function.c (LOCAL_ALIGNMENT): Removed.
18455 (get_stack_local_alignment): New.
18456 (assign_stack_local): Use it. Set alignment on stack slot.
18457 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18458 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18459 (STACK_SLOT_ALIGNMENT): New.
18460 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18461 stack slot in XFmode.
18463 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18465 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18468 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18469 argument operand in rax isn't removed.
18471 2008-05-26 Richard Guenther <rguenther@suse.de>
18473 PR middle-end/36300
18474 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18475 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18477 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18480 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18482 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18484 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18485 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18487 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18489 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18490 build a trampoline if we don't want one.
18491 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18492 return zero for nested functions if we don't want a trampoline.
18494 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18496 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18498 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18501 * c.opt: Removed undocumented option '-lang-fortran'.
18502 * c-common.h: Removed global variable 'lang_fortran'.
18503 * c-opts.c (c_common_handle_option): Removed code to handle
18504 option '-lang-fortran'. Updated includes.
18505 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18506 definition of '__GFORTRAN__'.
18507 (define__GNUC__): Reimplemented to use BASEVER and
18508 cpp_define_formatted.
18509 (builtin_define_with_value_n): Removed.
18510 * c-incpath.h: Renamed to ...
18511 * incpath.h: ... this.
18512 * c-incpath.c: Renamed to ...
18513 * incpath.c: ... this. Updated includes.
18514 * fix-header.c: Updated includes.
18515 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18516 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18517 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18519 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18521 * tree.h: Update the table of flags used on tree nodes.
18522 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18523 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18524 (FORCED_LABEL): Add access check.
18525 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18526 (ASM_INPUT_P): Likewise.
18527 (ASM_VOLATILE_P): Likewise.
18528 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18529 (OMP_SECTION_LAST): Access private_flag directly.
18530 (OMP_RETURN_NOWAIT): Likewise.
18531 (OMP_PARALLEL_COMBINED): Likewise.
18532 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18533 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18534 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18535 deprecated_flag directly.
18537 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18539 * final.c (frame_pointer_needed): Removed.
18540 * flags.h (frame_pointer_needed): Likewise.
18542 * function.h (rtl_data): Add frame_pointer_needed.
18543 (frame_pointer_needed): New.
18545 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18547 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18549 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18551 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18554 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18556 * c-common.c (strip_array_types): Move function to..
18558 (get_inner_array_type): Delete.
18559 * c-common.h (strip_array_types): Move declaration to..
18561 (get_inner_array_type): Delete.
18562 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18563 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18564 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18565 * config/pa/pa.c (emit_move_sequence): Likewise.
18567 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18569 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18572 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18574 * function.c: Include target hook for nonlocal_goto frame value.
18576 2008-05-24 Richard Guenther <rguenther@suse.de>
18578 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18579 variable can be only accessed through a pointer or a union.
18581 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18583 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18584 * doc/extend.texi: Likewise.
18586 2008-05-23 DJ Delorie <dj@redhat.com>
18588 * config/m32c/jump.md (untyped_call): Add.
18590 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18591 for A24 to PSImode.
18592 (m32c_address_cost): Detail costs for indirect offsets.
18594 2008-05-23 Rafael Espíndola <espindola@google.com>
18596 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18597 if a node is a SUBREG.
18598 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18601 2008-05-23 Paul Brook <paul@codesourcery.com>
18602 Carlos O'Donell <carlos@codesourcery.com>
18604 * doc/extend.texi: Clarify use of __attribute__((naked)).
18605 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18606 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18607 * function.c (use_register_for_decl): Use
18608 targetm.calls.allocate_stack_slots_for_args.
18609 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18610 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18611 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18613 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18615 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18617 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18619 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18620 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18621 is only rounded once.
18623 2008-05-23 Richard Guenther <rguenther@suse.de>
18625 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18627 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18628 Jakub Jelinek <jakub@redhat.com>
18631 * configure.ac: Handle --enable-cld.
18632 * configure: Regenerated.
18633 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18634 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18635 (ix86_current_function_needs_cld): New define.
18636 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18637 (cld): New isns pattern.
18638 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18639 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18640 * config/i386/i386.opt (mcld): New option.
18641 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18642 TARGET_CLD and ix86_current_function_needs_cld.
18643 (override_options): Use -mcld by default for 32-bit code if
18646 * doc/install.texi (Options specification): Document --enable-cld.
18647 * doc/invoke.texi (Machine Dependent Options)
18648 [i386 and x86-64 Options]: Add -mcld option.
18649 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18651 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18652 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18653 (return_in_memory_64): Likewise.
18654 (return_in_memory_ms_64): Likewise.
18656 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18658 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18659 * builtins.c (fold_builtin_fpclassify): New.
18660 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18661 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18662 * c-common.c (handle_type_generic_attribute): Adjust to accept
18663 fixed arguments before an elipsis.
18664 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18665 * doc/extend.texi: Document __builtin_fpclassify.
18667 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18669 * omp-low.c (gate_expand_omp_ssa): Remove.
18670 (pass_expand_omp_ssa): Remove.
18671 (gate_expand_omp): Do not check for flag_openmp_ssa.
18672 * common.opt (-fopenmp-ssa): Remove.
18673 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18675 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18677 * config/sh/sh.opt (mfixed-range): New option.
18678 * config/sh/sh-protos.h (sh_fix_range): Declare.
18679 * config/sh/sh.c (sh_fix_range): New function.
18680 * config/sh/sh.h (sh_fixed_range_str): Declare.
18681 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18683 * doc/invoke.texi (SH Options): Document -mfixed-range.
18685 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18687 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18688 it before the redeclaration.
18690 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18692 * config/avr/avr.c (get_sequence_length): Add new function.
18693 (expand_prologue, expand_epilogue): Remove duplicate code.
18695 2008-05-22 Rafael Espíndola <espindola@google.com>
18697 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18700 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18702 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18703 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18705 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18706 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18707 (vect_update_misalignment_for_peel): Likewise.
18708 (vector_alignment_reachable_p): Likewise.
18709 * tree-vect-transform.c (vectorizable_load): Likewise.
18710 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18711 (get_vectype_for_scalar_type): Pass mode of scalar_type
18712 to UNITS_PER_SIMD_WORD.
18714 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18715 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18716 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18717 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18718 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18720 2008-05-22 Ira Rosen <irar@il.ibm.com>
18722 PR tree-optimization/36293
18723 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18724 if the first load must be skipped because of a gap.
18726 2008-05-22 Richard Guenther <rguenther@suse.de>
18728 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18729 more cases of offset disambiguation that is possible if
18730 strict-aliasing rules apply.
18731 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18732 for basic offset and type-based disambiguation.
18734 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18736 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18737 ix86_expand_vector_set on V16QImode for SSE4.1.
18739 2008-05-21 Tom Tromey <tromey@redhat.com>
18741 * c.opt (Wimport): Mark as undocumented.
18742 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18744 (Warning Options): Likewise.
18745 * doc/cppopts.texi: Don't mention -Wimport.
18747 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18749 PR tree-optimization/36287
18750 PR tree-optimization/36286
18751 * lambda-code.c (build_access_matrix): Do not use the loop->num
18752 for computing the number of induction variables: use the loop depth
18755 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18758 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18759 option -f(no-)leading-underscore.
18761 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18763 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18764 GET_MODE_NUNITS (mode).
18766 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18768 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18769 (-mmulhw): Add 464 to description.
18770 (-mdlmzb): Likewise.
18771 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18772 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18774 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18775 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18776 * config/rs6000/rs6000.md: Update comments for 464.
18778 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18780 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18782 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18784 * config/i386/sse.md (vec_extractv4sf): Removed.
18785 (vec_extractv2df): Likewise.
18786 (vec_extractv2di): Likewise.
18787 (vec_extractv4si): Likewise.
18788 (vec_extractv8hi): Likewise.
18789 (vec_extractv16qi): Likewise.
18790 (vec_extract<mode>): New.
18792 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18794 * config/i386/sse.md (vec_setv4sf): Removed.
18795 (vec_setv2df): Likewise.
18796 (vec_setv2di): Likewise.
18797 (vec_setv4si): Likewise.
18798 (vec_setv8hi): Likewise.
18799 (vec_setv16qi): Likewise.
18800 (vec_set<mode>): New.
18802 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18804 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18805 goto for vec_concat and vec_interleave.
18807 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18809 * config/i386/sse.md (vec_initv4sf): Removed.
18810 (vec_initv2df): Likewise.
18811 (vec_initv2di): Likewise.
18812 (vec_initv4si): Likewise.
18813 (vec_initv8hi): Likewise.
18814 (vec_initv16qi): Likewise.
18815 (vec_init<mode>): New.
18817 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18819 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18821 2008-05-21 Tom Tromey <tromey@redhat.com>
18823 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18824 (zone_find_object_offset): Likewise.
18825 (gt_ggc_m_S): Likewise.
18826 (highest_bit): Likewise.
18827 * ggc-page.c (gt_ggc_m_S): New function.
18828 * stringpool.c (string_stack): Remove.
18829 (init_stringpool): Update.
18830 (ggc_alloc_string): Use ggc_alloc.
18831 (maybe_delete_ident): New function.
18832 (ggc_purge_stringpool): Likewise.
18833 (gt_ggc_m_S): Remove.
18834 * ggc-common.c (ggc_protect_identifiers): New global.
18835 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18836 ggc_protect_identifiers.
18837 * ggc.h (ggc_protect_identifiers): Declare.
18838 (gt_ggc_m_S): Update.
18839 (ggc_purge_stringpool): Declare.
18840 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18841 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18843 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18845 2008-05-21 David S. Miller <davem@davemloft.net>
18847 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18850 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18852 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18855 2008-05-20 David Daney <ddaney@avtrex.com>
18857 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18858 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18859 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18860 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18861 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18862 (atomic_hiqi_op): New define_code_iterator.
18863 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18864 mips_expand_compare_and_swap_12.
18865 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18866 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18867 (sync_<optab><mode>, sync_old_<optab><mode>,
18868 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18869 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18870 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18871 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18872 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18873 (test_and_set_12): New insn.
18874 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18875 sync_new_<optab><mode>, sync_old_nand<mode>,
18876 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18877 clobber to operand 0 for SI and DI mode insns.
18878 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18879 mips_gen_fn_4): New typedefs.
18880 (mips_gen_fn_ptrs): Define new union type.
18881 (mips_expand_compare_and_swap_12): Remove declaration.
18882 (mips_expand_atomic_qihi): Declare function.
18883 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18884 (mips_expand_atomic_qihi): ... this. Use new generator function
18886 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18887 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18888 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18889 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18890 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18891 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18892 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18893 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18894 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18895 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18898 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18900 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18903 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18905 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18906 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18907 (avr_attribute_table): Add 'OS_main' function attribute.
18908 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18909 functions with 'OS_main' attribute.
18911 2008-05-20 Richard Guenther <rguenther@suse.de>
18913 PR tree-optimization/35204
18914 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18915 helper, split out from ...
18916 (DFS): ... here. Make the DFS walk non-recursive.
18918 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18919 Jan Sjodin <jan.sjodin@amd.com>
18921 PR tree-optimization/36181
18922 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18923 (parallelize_loops): Don't parallelize when the loop has vector
18926 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18927 Sebastian Pop <sebastian.pop@amd.com>
18929 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18930 matrix, and never look at the tree representation of the memory
18932 (linear_transform_loops): Computes parameters and access matrices.
18933 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18935 (access_matrix_get_index_for_parameter): New.
18936 * tree-data-ref.h (struct access_matrix): New.
18937 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18938 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18939 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18940 am_vector_index_for_loop): New.
18941 (struct data_reference): Add field access_matrix.
18942 (DR_ACCESS_MATRIX): New.
18943 (compute_data_dependences_for_loop): Update declaration.
18944 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18945 * lambda.h (lambda_vector_vec_p): Declared.
18946 * lambda-code.c: Depend on pointer-set.h.
18947 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18948 av_for_af_base, av_for_af, build_access_matrix,
18949 lambda_compute_access_matrices): New.
18950 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18952 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18954 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18955 $SOURCEDIR/include.
18957 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18958 Sebastian Pop <sebastian.pop@amd.com>
18960 PR tree-optimization/36206
18961 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18963 (instantiate_scev_1): Rename flags to fold_conversions.
18964 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18965 outeside instantiation_loop.
18966 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18967 (evolution_function_is_affine_or_constant_p): Removed.
18968 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18970 (analyze_siv_subscript): Pass in the loop nest number.
18971 Call evolution_function_is_affine_in_loop instead of
18972 evolution_function_is_affine_p.
18973 (analyze_overlapping_iterations): Pass in the loop nest number.
18975 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18976 Sebastian Pop <sebastian.pop@amd.com>
18978 PR tree-optimization/36206
18979 * tree-chrec.h (chrec_fold_op): New.
18980 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18983 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18985 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18987 (remove_duplicates): Do not set inode on non-inode systems.
18990 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18992 * config.gcc (tm_file): Update comments about relative pathnames.
18994 2008-05-20 Richard Guenther <rguenther@suse.de>
18996 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18997 * tree-ssa-sccvn.c (process_scc): Likewise.
18998 * tree-ssa-sink.c (execute_sink_code): Likewise.
18999 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
19000 * tree-vrp.c (process_assert_insertions): Likewise.
19001 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19002 (perform_tree_ssa_dce): Likewise.
19003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
19004 (dump_dominator_optimization_stats): Likewise.
19005 * tree-vectorizer.c (vectorize_loops): Likewise.
19007 2008-05-20 Richard Guenther <rguenther@suse.de>
19009 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
19011 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
19013 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
19014 (ix86_i386elf_return_in_memory): Likewise.
19015 (ix86_i386interix_return_in_memory): Likewise.
19016 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
19017 (SUBTARGET_RETURN_IN_MEMORY): New.
19018 * config/i386/i386elf.h: Likewise.
19019 * config/i386/ptx4-i.h: Likewise.
19020 * config/i386/sol2-10.h: Likewise.
19021 * config/i386/sysv4.h: Likewise.
19022 * config/i386/vx-common.h: Likewise.
19023 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
19024 * config/i386/i386.c (ix86_return_in_memory): Made static and
19025 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
19026 (ix86_i386elf_return_in_memory): Removed.
19027 (ix86_i386interix_return_in_memory): Removed.
19028 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
19029 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
19031 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
19033 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
19035 2008-05-19 Xinliang David Li <davidxl@google.com>
19037 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
19039 * common.opt: Ditto.
19040 * doc/invoke.texi: Ditto.
19042 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
19044 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
19045 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
19047 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
19049 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
19050 sizes of operand array from 8/4 to 4/2.
19051 (ix86_expand_vector_init_general): Change size of operand array
19052 from 32 to 16. Remove op0, op1 and half_mode.
19054 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
19056 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
19057 (ix86_expand_vector_init_interleave): Likewise.
19058 (ix86_expand_vector_init_general): Use them. Assert
19059 word_mode == SImode when n_words == 4.
19061 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
19063 * config/i386/i386.c (ix86_secondary_reload): New static function.
19064 (TARGET_SECONDARY_RELOAD): New define.
19065 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19066 * config/i386/i386.md (reload_outqi): Remove.
19068 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19070 PR middle-end/35509
19071 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
19072 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
19073 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
19074 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
19075 (fold_builtin_1): Likewise.
19076 * builtins.def (BUILT_IN_ISINF_SIGN): New.
19077 c-common.c (check_builtin_function_arguments): Handle
19078 BUILT_IN_ISINF_SIGN.
19079 * doc/extend.texi: Document __builtin_isinf_sign.
19080 * fold-const.c (operand_equal_p): Handle COND_EXPR.
19082 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
19084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
19085 EH cleanup at the end of the pass, search for those that have been
19086 turned into forwarder blocks and do the cleanup on their successor.
19088 2008-05-18 Richard Guenther <rguenther@suse.de>
19090 * tree-cfg.c (verify_gimple_expr): Allow conversions from
19091 pointers to sizetype and vice versa.
19093 2008-05-18 Xinliang David Li <davidxl@google.com>
19095 * gcc/tree-ssa-dce.c: Coding style fix.
19096 (check_pow): Documentation comment.
19097 (check_log): Documenation comment. Coding style fix.
19098 (is_unnecessary_except_errno_call): Ditto.
19099 (gen_conditions_for_pow): Ditto.
19100 (gen_conditions_for_log): Ditto.
19101 (gen_shrink_wrap_conditions): Ditto.
19102 (shrink_wrap_one_built_in_calls): Ditto.
19103 * gcc/doc/invoke.texi: Better documentation string.
19104 * ChangeLog: Fix wrong change log entries from
19105 May 17 checkin on function call DCE.
19107 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
19109 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
19111 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
19113 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
19114 * df-problems.c (simulation routines): Fixed block comment to
19115 properly say how to add forwards scanning functions.
19117 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19119 * tree-inline.c (setup_one_parameter): Remove dead code.
19121 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19123 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
19124 a BIT_AND_EXPR only for an INTEGER_TYPE.
19126 2008-05-17 Xinliang David Li <davidxl@google.com>
19128 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
19129 (check_pow, check_log, is_unnecessary_except_errno_call): New
19130 functions to check for eliminating math functions that are pure
19131 except for setting errno.
19132 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
19133 general condition expressions for shrink-wrapping pow/log calls.
19134 (gen_shrink_wrap_conditions): Ditto.
19135 (shrink_wrap_one_built_in_call): Ditto.
19136 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19137 (mark_operand_necessary): If debugging, output if OP is necessary.
19138 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19140 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19142 * gcc/common.opt: New user flag -ftree-builtin-dce.
19143 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19145 2008-05-16 David S. Miller <davem@davemloft.net>
19147 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19148 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19150 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19153 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19155 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19157 * ifcvt.c (dead_or_predicable): Rename
19158 df_simulate_one_insn_backwards to df_simulate_one_insn.
19159 * recog.c (peephole2_optimize): Ditto.
19160 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19162 * df.h: Rename df_simulate_one_insn_backwards to
19163 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19164 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19165 scanning of defs and uses.
19166 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19167 (df_simulate_one_insn_forwards): Removed.
19169 2008-05-16 Doug Kwan <dougkwan@google.com>
19171 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19173 (real_from_string): Handle NaNs and Inf as approriate.
19175 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19177 * doc/gty.texi (Source Files Containing Type Information): Note
19178 that headers should appear first in the gtfiles list.
19180 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19182 * tree.def (COND_EXEC): Properly documented this code.
19184 2008-05-16 Diego Novillo <dnovillo@google.com>
19186 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19187 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19190 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19192 * tree-ssa-dse (max_stmt_uid): Removed.
19193 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19194 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19195 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19196 * function.h (cfun.last_stmt_uid): New field.
19197 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19198 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19200 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19201 (create_stmt_ann): Initialize the ann->uid field.
19202 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19204 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19206 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19208 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19209 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19210 (init_empty_tree_cfg): Call it.
19212 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19214 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19217 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19219 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19220 * tree-dump.c (dump_options): New verbose option.
19221 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19223 * tree-pass.h (TDF_VERBOSE): New dump flag.
19224 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19225 (tree-flow.h): Added include.
19226 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19228 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19230 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19232 From Jie Zhang <jie.zhang@analog.com>
19233 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19234 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19235 mcpu=bf561-none and mcpu=bf561-0.2.
19236 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19237 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19238 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19239 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19240 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19241 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19242 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19244 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19245 (cputype_selected): Remove.
19246 (bfin_handle_option): Don't use cputype_selected.
19247 (override_options): When no mcpu option, enable all workarounds.
19248 Don't use bfin_workarounds.
19249 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19251 (DEFAULT_CPU_TYPE): Don't define.
19253 2008-05-16 Richard Guenther <rguenther@suse.de>
19255 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19256 on deletion of the last stmt.
19258 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19260 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19261 V8HImode for SSE2 and V16QImode for SSE4.1.
19263 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19265 * cgraph.h (compute_inline_parameters): Made public.
19266 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19267 variable_generate_summary, function_write_summary,
19268 variable_write_summary, variable_read_summary. Added generate_summary,
19269 write_summary, read_summary.
19270 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19271 pass_ipa_inline.function_generate_summary, to
19272 compute_inline_parameters.
19273 * ipa-inline.c (compute_inline_parameters): Made public and added
19275 (compute_inline_parameters_for_current): New function.
19276 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19277 (inline_generate_summary): Removed parameter and made to loop over
19279 (pass_ipa_inline): Updated for new IPA_PASS structure.
19280 * passes.c (execute_ipa_summary_passes): Now is called once per
19281 pass rather than once per node*pass.
19283 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19285 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19286 avr_have_mul_p, avr_asm_only_p): Remove variables.
19287 (avr_override_options): Remove initialization of removed variables.
19288 (avr_file_start): Convert removed variables to fields of
19289 'struct base_arch_s *avr_current_arch'.
19290 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19291 (AVR_HAVE_MUL): (Ditto.).
19292 (AVR_HAVE_MOVW): (Ditto.).
19293 (AVR_HAVE_LPMX): (Ditto.).
19294 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19295 avr_asm_only_p): Remove declaration.
19297 2008-05-15 Diego Novillo <dnovillo@google.com>
19299 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19300 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19302 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19304 PR middle-end/36194
19305 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19306 Don't call record_truncated_value from here.
19307 (record_truncated_value): Turn it into a for_each_rtx callback.
19308 (record_truncated_values): New function.
19309 (combine_instructions): Call note_uses with record_truncated_values.
19310 Change name of check_conversion to check_promoted_subreg.
19312 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19314 * doc/sourcebuild.texi: Document support for torture tests.
19316 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19318 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19319 to alternative 4 of operand 2.
19321 2008-05-15 Richard Guenther <rguenther@suse.de>
19323 * tree-pass.h (current_pass): Declare.
19324 (get_pass_for_id): Likewise.
19325 * passes.c (passes_by_id, passes_by_id_size): New globals.
19326 (set_pass_for_id): New function.
19327 (get_pass_for_id): Likewise.
19328 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19329 (execute_function_todo): Flush per function statistics.
19330 * toplev.c (compile_file): Init statistics.
19331 (general_init): Do early statistics initialization.
19332 (finalize): Finish statistics.
19333 * statistics.h (statistics_early_init): Declare.
19334 (statistics_init): Likewise.
19335 (statistics_fini): Likewise.
19336 (statistics_fini_pass): Likewise.
19337 (statistics_counter_event): Likewise.
19338 (statistics_histogram_event): Likewise.
19339 * statistics.c: New file.
19340 * Makefile.in (OBJS-common): Add statistics.o.
19341 (statistics.o): Add dependencies.
19342 * doc/invoke.texi (-fdump-statistics): Document.
19344 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19345 (insert): Likewise.
19346 (execute_pre): Use statistics_counter_event.
19347 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19348 (substitute_and_fold): Increment it. Use statistics_counter_event.
19350 2008-05-15 Diego Novillo <dnovillo@google.com>
19352 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19354 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19355 * tree-ssa-alias.c (new_type_alias): Remove references to
19356 sub-variables from comment.
19357 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19359 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19361 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19362 attribute to 1 only for insertps alternative.
19364 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19366 * config/bfin/bfin.md (loadbytes): New pattern.
19367 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19368 (bfin_init_builtins): Initialize it.
19369 (bdesc_1arg): Add it.
19371 2008-05-15 Sa Liu <saliu@de.ibm.com>
19373 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19374 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19375 * testsuite/lib/target-supports.exp: Add
19376 check_effective_target_fortran_integer_16.
19378 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19380 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19381 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19382 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19383 (TARGET_RETURN_IN_MEMORY): Define.
19385 2008-05-15 Richard Guenther <rguenther@suse.de>
19387 PR middle-end/36244
19388 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19389 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19390 represent unmodifiable vars.
19392 2008-05-15 Richard Guenther <rguenther@suse.de>
19394 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19395 INDIRECT_REF and TARGET_MEM_REF.
19396 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19399 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19400 H.J. Lu <hongjiu.lu@intel.com>
19402 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19403 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19404 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19405 insn alternatives. Add missing alternatives.
19406 (*vec_concatv2di_rex64_sse4_1): Likewise.
19407 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19408 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19409 Require TARGET_SSE.
19411 2008-05-15 Richard Guenther <rguenther@suse.de>
19413 PR tree-optimization/36009
19414 PR tree-optimization/36204
19415 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19416 (determine_invariantness_stmt): Record the loop a store is
19417 always executed in.
19418 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19421 2008-05-15 Richard Guenther <rguenther@suse.de>
19423 PR tree-optimization/34330
19424 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19425 through the pointer will alias the SMT.
19427 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19429 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19431 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19433 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19435 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19436 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19438 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19439 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19440 (vashl_optab): New optab for vector/vector shifts.
19441 (vashr_optab): Ditto.
19442 (vlshr_optab): Ditto.
19443 (vrotl_optab): Ditto.
19444 (vrotr_optab): Ditto.
19445 (optab_subtype): New enum for optab_for_tree_code call.
19446 (optab_for_tree_code): Add enum optab_subtype argument.
19448 * optabs.c (optab_for_tree_code): Take an additional argument to
19449 distinguish between a vector shift by a scalar and vector shift by
19450 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19451 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19452 vector shift by a vector.
19453 (expand_widen_pattern_expr): Pass additional argument to
19454 optab_for_tree_code.
19456 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19457 vrotl_optab, vrotr_optab.
19459 * expr.c (expand_expr_real_1): Update calls to
19460 optab_for_tree_code to distinguish between vector shifted by a
19461 scalar and vector shifted by a vector.
19462 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19463 (supportable_narrowing_operation): Ditto.
19464 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19465 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19466 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19467 (vect_create_epilog_for_reduction): Ditto.
19468 (vectorizable_reduction): Ditto.
19469 (vectorizable_operation): Ditto.
19470 (vect_strided_store_supported): Ditto.
19471 (vect_strided_load_supported): Ditto.
19472 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19473 * expmed.c (expand_shift): Ditto.
19475 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19477 (ashr@var{m}3): Ditto.
19478 (vashl@var{m}3): Document new vector/vector shift standard name.
19479 (vashr@var{m}3): Ditto.
19480 (vlshr@var{m}3): Ditto.
19481 (vrotl@var{m}3): Ditto.
19482 (vrotr@var{m}3): Ditto.
19484 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19485 (PPERM_INVERT): Ditto.
19486 (PPERM_REVERSE): Ditto.
19487 (PPERM_REV_INV): Ditto.
19488 (PPERM_ZERO): Ditto.
19489 (PPERM_ONES): Ditto.
19490 (PPERM_SIGN): Ditto.
19491 (PPERM_INV_SIGN): Ditto.
19492 (PPERM_SRC1): Ditto.
19493 (PPERM_SRC2): Ditto.
19495 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19496 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19497 allows a memory operand to be the value being added, and split it
19498 to improve vectorization.
19499 (sse5_pmacsdqh_mem): Ditto.
19500 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19501 (sse5_mulv2div2di3_high): Ditto.
19502 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19503 (vec_pack_trunc_v4si): Ditto.
19504 (vec_pack_trunc_v2di): Ditto.
19505 (sse5_pcmov_<mode>): Remove code that tried to use use
19506 andps/andnps instead of pcmov.
19507 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19508 pmacsdqh instructions.
19509 (vec_widen_smult_lo_v4si): Ditto.
19511 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19512 (PPERM_INVERT): Ditto.
19513 (PPERM_REVERSE): Ditto.
19514 (PPERM_REV_INV): Ditto.
19515 (PPERM_ZERO): Ditto.
19516 (PPERM_ONES): Ditto.
19517 (PPERM_SIGN): Ditto.
19518 (PPERM_INV_SIGN): Ditto.
19519 (PPERM_SRC1): Ditto.
19520 (PPERM_SRC2): Ditto.
19521 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19523 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19525 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19526 says ignore whether the last reference is a memory operand.
19528 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19529 Paolo Bonzini <bonzini at gnu dot org>
19531 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19534 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19535 (vlshr<mode>3): Rename from vlshr<mode>3.
19536 (vashr<mode>3): Rename from vashr<mode>3.
19537 (mulv4sf3): Change the names of vector shift patterns.
19541 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19544 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19569 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19570 (floatunssidf2_internal): Change vector/vector shift names.
19571 (floatunsdidf2_internal): Ditto.
19578 (vashl<mode>3): Rename from ashl<mode>3.
19579 (vashr<mode>3): Rename from ashr<mode>3.
19580 (vlshr<mode>3): Rename from lshr<mode>3.
19581 (vrotl<mode>3): Rename from rotl<mode>3.
19583 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19586 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19587 multiply gives the wrong value when doing widening multiplies.
19588 (vec_widen_smult_lo_v4si): Ditto.
19590 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19592 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19593 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19594 emit_library_call_value.
19595 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19596 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19597 * calls.c (initialize_argument_information, precompute_arguments,
19598 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19599 (precompute_arguments): Removed flags parameter.
19600 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19602 2008-05-14 Richard Guenther <rguenther@suse.de>
19604 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19605 Make sure to register the store if the use is a PHI_NODE.
19607 2008-05-14 Olivier Hainque <hainque@adacore.com>
19609 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19610 memory if the component is to be referenced in BLKmode according
19611 to get_inner_reference.
19613 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19615 * calls.c (emit_library_call_value_1): Restore code clearing
19616 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19618 2008-05-14 Olivier Hainque <hainque@adacore.com>
19619 Nicolas Roche <roche@adacore.com>
19621 * configure.ac: Add support for a "gcc_subdir" variable in
19622 config-lang.in, to denote a subdirectory where the language/GCC
19623 integration files are to be found.
19624 * configure: Regenerate.
19626 2008-05-14 Ira Rosen <irar@il.ibm.com>
19628 PR tree-optimization/36098
19629 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19630 value for the first load in the group in case of a gap.
19631 (vect_build_slp_tree): Check that there are no gaps in loads.
19633 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19635 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19636 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19637 expand_copysign_bit): Change call to emit_no_conflict_block to
19638 emit_insn and remove unneeded code to construct extra args.
19639 (emit_no_conflict_block): Removed.
19640 * optabls.h (emit_no_conflict_block): Removed.
19641 * cse.c (cse_extended_basic_block): Remove search for
19642 REG_NO_CONFLICT note.
19643 * global.c: Removed incorrect comment added in revision 117.
19644 * expr.c (convert_move): Change call to emit_no_conflict_block to
19646 * recog.c: Change comments so that they do not mention
19648 * local_alloc.c (combine_regs): Removed last parameter.
19649 (no_conflict_p): Removed.
19650 (block_alloc): Removed note, no_conflict_combined_regno and set
19651 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19652 (combine_regs): Removed already_dead and code to look for
19653 REG_NO_CONFLICT notes.
19654 * lower_subreg (remove_retval_note): Removed code to look for
19655 REG_NO_CONFLICT block.
19656 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19657 (resolve_clobber): Remove code to process libcalls that have
19658 REG_NO_CONFLICT notes.
19659 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19661 * combine.c (can_combine_p, distribute_notes): Removed
19662 REG_NO_CONFLICT case.
19663 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19665 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19666 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19668 * reg-notes.def (NO_CONFLICT): Removed.
19670 2008-05-14 David S. Miller <davem@davemloft.net>
19672 * config/sparc/sparc.c (sparc_profile_hook): If
19673 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19674 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19675 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19677 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19679 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19681 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19684 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19685 and op1 expansion before vector concat to have less live pseudos.
19687 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19689 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19690 ix86_expand_vector_set if supported.
19692 2008-05-13 Diego Novillo <dnovillo@google.com>
19693 Kenneth Zadeck <zadeck@naturalbridge.com>
19695 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19697 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19698 phinodes_print_statistics, init_ssanames, fini_ssanames,
19699 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19700 release_ssa_name, release_defs, replace_ssa_name_symbol,
19701 ssanames_print_statistics): Move ...
19702 * tree-flow.h: ... here.
19703 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19704 Use FN instead of cfun.
19705 (make_ssa_name_fn): Rename from make_ssa_name.
19706 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19707 * tree-flow-inline.h (make_ssa_name): Move from
19708 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19709 * omp-low.c (expand_omp_parallel):
19710 * tree-flow-inline.h (redirect_edge_var_map_result):
19711 * tree-ssa.c (init_tree_ssa): Add argument FN.
19712 Use it instead of cfun. Update all users.
19714 2008-05-13 Tom Tromey <tromey@redhat.com>
19716 PR preprocessor/22168:
19717 * doc/cpp.texi (Top): Update menu.
19718 (Alternatives to Wrapper #ifndef): New node.
19719 (Other Directives): Document deprecation.
19720 (Obsolete Features): Remove menu.
19721 (Assertions): Merge node into Obsolete Features.
19722 (Obsolete once-only headers): Move earlier; rename to Alternatives
19723 to Wrapper #ifndef.
19724 * doc/cppopts.texi: Update.
19725 * c.opt (Wdeprecated): Enable for C and ObjC.
19726 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19727 (C++ Dialect Options): Move -Wno-deprecated from here to...
19728 (Warning Options): ... here.
19730 2008-05-13 Richard Guenther <rguenther@suse.de>
19732 PR middle-end/36227
19733 * fold-const.c (fold_sign_changed_comparison): Do not allow
19734 changes in pointer-ness.
19736 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19739 * config/sh/sh.c (sh_expand_prologue): Don't clear
19740 RTX_FRAME_RELATED_P for push insns.
19742 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19744 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19746 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19748 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19749 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19750 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19752 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19754 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19755 (*vec_concatv4sf_sse): This.
19756 (*sse2_concatv2si): Renamed to ...
19757 (*vec_concatv2si_sse2): This.
19758 (*sse1_concatv2si): Renamed to ...
19759 (*vec_concatv2si_sse): This.
19760 (*vec_concatv2di_rex): Renamed to ...
19761 (*vec_concatv2di_rex64): This.
19762 (*vec_concatv2si_sse4_1): New.
19763 (*vec_concatv2di_rex64_sse4_1): Likewise.
19765 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19767 PR rtl-optimization/36111
19768 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19769 that was created for swappable operands.
19771 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19774 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19775 * configure.ac: Add call to ACX_PROG_GNAT.
19777 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19779 * optc-gen.awk: Fix comment typo.
19781 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19783 * pretty-print.c (pp_integer_with_precision): Use
19784 HOST_LONG_LONG_FORMAT.
19786 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19788 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19790 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19792 * config/i386/i386.c (bdesc_ptest): Removed.
19793 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19794 (bdesc_args): Add __builtin_ia32_ptestz128,
19795 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19796 (ix86_init_mmx_sse_builtins): Updated.
19797 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19798 (ix86_expand_builtin): Updated.
19800 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19802 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19803 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19805 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19807 * value-prof.c (interesting_stringop_to_profile): Do not
19808 return early for BUILT_IN_MEMPCPY.
19810 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19812 * calls.c (expand_call): Don't use callgraph to increase
19813 preferred_stack_boundary.
19815 * cgraph.h (cgraph_rtl_info): Use unsigned on
19816 preferred_incoming_stack_boundary.
19818 * final.c (rest_of_clean_state): Use unsigned on
19819 preferred_stack_boundary.
19821 2008-05-09 Tom Tromey <tromey@redhat.com>
19823 PR preprocessor/22231:
19824 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19827 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19829 PR tree-optimization/36129
19830 * tree-ssa-ccp.c: Include value-prof.h.
19831 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19832 built-in function was folded to a constant.
19833 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19835 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19836 Sebastian Pop <sebastian.pop@amd.com>
19838 * tree-scalar-evolution.c: Document instantiate_scev.
19839 (instantiate_parameters_1): Renamed instantiate_scev_1.
19840 Don't use the same loop for instantiation_loop and evolution_loop.
19841 (instantiate_scev): New.
19842 (instantiate_parameters): Moved...
19843 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19844 same loop twice. Maintains the semantics for this function.
19845 * tree-scalar-evolution.h (instantiate_scev): Declare.
19846 (instantiate_parameters): ...here. Now static inline.
19847 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19848 instead of resolve_mixers.
19850 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19852 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19854 2008-05-09 Tomas Bily <tbily@suse.cz>
19856 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19857 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19858 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19859 * c-common.c (c_common_truthvalue_conversion): Likewise.
19860 * tree-object-size.c (compute_object_offset): Likewise.
19861 * tree-inline.c (estimate_num_insns_1): Likewise.
19862 * varasm.c (const_hash_1, compare_constant, copy_constant)
19863 (compute_reloc_for_constant, output_addressed_constants)
19864 (initializer_constant_valid_p): Likewise.
19865 * c-omp.c (check_omp_for_incr_expr): Likewise.
19866 * gimplify.c (gimplify_expr): Likewise.
19867 * c-typeck.c (c_finish_return): Likewise.
19868 * tree-vectorizer.c (supportable_widening_operation)
19869 (supportable_narrowing_operation): Likewise.
19870 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19871 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19872 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19873 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19874 (descr_info_loc): Likewise.
19875 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19876 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19877 (fold_unary): Likewise.
19878 * builtins.c (get_pointer_alignment): Likewise.
19879 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19880 (instantiate_parameters_1): Likewise.
19881 * tree.c (expr_align, stabilize_reference): Likewise.
19882 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19883 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19884 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19885 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19886 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19887 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19889 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19890 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19891 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19892 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19893 (forward_propagate_comparison)
19894 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19895 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19896 * emit-rtl.c (component_ref_for_mem_expr)
19897 (set_mem_attributes_minus_bitpos): Likewise.
19898 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19899 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19901 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19902 (build_function_call, pointer_diff, build_compound_expr)
19903 (c_finish_return): Likewise.
19904 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19905 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19907 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19908 * expr.c (is_aligning_offset): Likewise.
19909 * tree-ssa-alias.c (is_escape_site): Likewise.
19910 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19911 (check_all_va_list_escapes): Likewise.
19912 * tree-ssa-loop-ivopts.c (determine_base_object)
19913 (determine_common_wider_type): Likewise.
19914 * dojump.c (do_jump): Likewise.
19915 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19916 * tree-gimple.c (is_gimple_cast): Likewise.
19917 * fold-const.c (decode_field_reference)
19918 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19919 (fold_binary): Likewise.
19920 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19921 (already_warned_in_frontend_p): Likewise.
19922 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19923 * tree.c (really_constant_p, get_unwidened): Likewise.
19924 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19925 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19926 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19928 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19930 (CONVERT_EXPR_P): Define.
19931 (CASE_CONVERT): Define.
19933 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19935 PR middle-end/36117
19936 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19937 (delete_unmarked_insns): When deleting a call, call
19938 delete_unreachable_blocks.
19939 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19940 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19942 2008-05-08 Richard Guenther <rguenther@suse.de>
19944 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19945 (-ftree-salias): Likewise.
19946 (salias-max-implicit-fields): Remove param documentation.
19947 (salias-max-array-elements): Likewise.
19948 * tree-pass.h (pass_create_structure_vars): Remove.
19949 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19950 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19951 * tree-ssa-alias.c (create_structure_vars): Remove.
19952 (gate_structure_vars): Likewise.
19953 (pass_create_structure_vars): Likewise.
19954 (gate_build_alias): Likewise.
19955 (pass_build_alias): Adjust to run always and dump the function.
19956 * common.opt (ftree-salias): Hide.
19957 * passes.c (init_optimization_passes): Remove
19958 pass_create_structure_vars, adjust comment.
19959 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19960 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19961 * opts.c (decode_options): Do not set flag_tree_salias.
19962 (common_handle_option): Add OPT_ftree_salias to the backward
19963 compatibility section.
19965 2008-05-08 Richard Guenther <rguenther@suse.de>
19967 * tree-flow-inline.h (var_can_have_subvars): Move ...
19968 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19969 * tree-flow.h (var_can_have_subvars): Remove.
19970 (push_fields_onto_fieldstack): Remove.
19971 (sort_fieldstack): Likewise.
19972 (struct fieldoff): Move ...
19973 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19974 alias_set and base_for_components fields.
19975 (sort_fieldstack): Make static.
19976 (push_fields_onto_fieldstack): Likewise. Remove code that
19977 handles anything but RECORD_TYPEs. Remove alias_set and
19978 base_for_components handling.
19979 (create_variable_info_for): Adjust.
19981 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19983 * common.opt (Wframe-larger-than=): Shorten the help message
19985 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19987 2008-05-08 Rafael Espíndola <espindola@google.com>
19989 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19991 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19992 trap and that both operands are gimple values.
19993 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19994 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19997 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19999 * read-rtl.c (join_c_conditions): Return the first string if the
20000 two strings are equal.
20002 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
20004 * gensupport.h (pred_data): Add a "num_codes" field.
20005 (add_predicate_code): Declare.
20006 * gensupport.c (add_predicate_code): New function.
20007 (std_pred_table): Add an "allows_const_p" field.
20008 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
20009 Remove the (incomplete) list of such codes from the codes field.
20010 (init_predicate_table): Use add_predicate_code. Add all
20011 RTX_CONST_OBJs if allows_const_p is true.
20012 * genrecog.c (process_define_predicate): Use add_predicate_code.
20014 2008-05-08 David Daney <ddaney@avtrex.com>
20015 Richard Sandiford <rsandifo@nildram.co.uk>
20017 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
20018 special case of constant zero operands.
20019 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
20020 old and new values. Special case constant zero values.
20021 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
20023 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
20024 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
20026 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
20029 * simplify-rtx.c (simplify_plus_minus): Create CONST of
20030 similar RTX_CONST_OBJ before CONST_INT.
20032 2008-05-08 Steve Ellcey <sje@cup.hp.com>
20034 * stmt.c (expand_stack_restore): Change sa mode if needed.
20036 2008-05-08 Richard Guenther <rguenther@suse.de>
20038 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
20039 return type to bool.
20040 (ix86_sol10_return_in_memory): Likewise.
20041 (ix86_i386elf_return_in_memory): Likewise.
20042 (ix86_i386interix_return_in_memory): Likewise.
20043 * config/i386/i386.c (ix86_return_in_memory): Likewise.
20044 (ix86_sol10_return_in_memory): Likewise.
20045 (ix86_i386elf_return_in_memory): Likewise.
20046 (ix86_i386interix_return_in_memory): Likewise.
20048 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20051 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
20053 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
20054 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
20057 2008-05-08 Richard Guenther <rguenther@suse.de>
20059 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
20060 * tree-data-ref.h (struct dr_alias): Remove subvars field.
20061 (DR_SUBVARS): Remove.
20062 * tree-dfa.c (dump_subvars_for): Remove.
20063 (debug_subvars_for): Likewise.
20064 (dump_variable): Do not dump subvars.
20065 (remove_referenced_var): Do not remove subvars.
20066 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
20067 (lookup_subvars_for_var): Remove.
20068 (get_subvars_for_var): Likewise.
20069 (get_subvars_at): Likewise.
20070 (get_first_overlapping_subvar): Likewise.
20071 (overlap_subvar): Likewise.
20072 * tree-flow.h (subvar_t): Remove.
20073 (struct var_ann_d): Remove subvars field.
20074 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
20075 argument. Remove special handling of SFTs.
20076 (compute_tag_properties): Likewise.
20077 (set_initial_properties): Likewise.
20078 (compute_call_clobbered): Likewise.
20079 (count_mem_refs): Likewise.
20080 (compute_memory_partitions): Likewise.
20081 (compute_flow_insensitive_aliasing): Likewise.
20082 (setup_pointers_and_addressables): Likewise.
20083 (new_type_alias): Likewise.
20084 (struct used_part): Remove.
20085 (used_portions): Likewise.
20086 (struct used_part_map): Likewise.
20087 (used_part_map_eq): Likewise.
20088 (used_part_map_hash): Likewise.
20089 (free_used_part_map): Likewise.
20090 (up_lookup): Likewise.
20091 (up_insert): Likewise.
20092 (get_or_create_used_part_for): Likewise.
20093 (create_sft): Likewise.
20094 (create_overlap_variables_for): Likewise.
20095 (find_used_portions): Likewise.
20096 (create_structure_vars): Likewise.
20097 * tree.def (STRUCT_FIELD_TAG): Remove.
20098 * tree.h (MTAG_P): Adjust.
20099 (struct tree_memory_tag): Remove base_for_components and
20100 unpartitionable flags.
20101 (struct tree_struct_field_tag): Remove.
20102 (SFT_PARENT_VAR): Likewise.
20103 (SFT_OFFSET): Likewise.
20104 (SFT_SIZE): Likewise.
20105 (SFT_NONADDRESSABLE_P): Likewise.
20106 (SFT_ALIAS_SET): Likewise.
20107 (SFT_UNPARTITIONABLE_P): Likewise.
20108 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
20109 (union tree_node): Remove sft field.
20110 * alias.c (get_alias_set): Remove special handling of SFTs.
20111 * print-tree.c (print_node): Remove handling of SFTs.
20112 * tree-dump.c (dequeue_and_dump): Likewise.
20113 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
20114 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
20115 * tree-predcom.c (set_alias_info): Do not set subvars.
20116 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
20117 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
20118 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
20119 (add_vars_for_offset): Remove.
20120 (add_virtual_operand): Remove special handling of SFTs.
20121 (add_call_clobber_ops): Likewise.
20122 (add_call_read_ops): Likewise.
20123 (get_asm_expr_operands): Likewise.
20124 (get_modify_stmt_operands): Likewise.
20125 (get_expr_operands): Likewise.
20126 (add_to_addressable_set): Likewise.
20127 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
20128 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20129 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
20130 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
20131 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
20132 (tree_node_structure): Likewise.
20133 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
20135 (find_what_p_points_to): Likewise.
20137 2008-05-08 Sa Liu <saliu@de.ibm.com>
20139 * config/spu/spu.md: Fixed subti3 pattern.
20141 2008-05-08 Richard Guenther <rguenther@suse.de>
20143 PR middle-end/36154
20144 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20145 sure to create a representative for trailing arrays for PTA.
20147 2008-05-08 Richard Guenther <rguenther@suse.de>
20149 PR middle-end/36172
20150 * fold-const.c (operand_equal_p): Two objects which types
20151 differ in pointerness are not equal.
20153 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20155 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20156 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20157 (emit_library_call_value_1): Add new variable fndecl initialized by
20158 NULL_TREE. It should be the decl type of orgfun, but this information
20159 seems not to be available here, so it uses the default calling abi.
20160 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20161 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20162 by TARGET_RETURN_IN_MEMORY.
20163 * config/i386/i386-interix.h: Likewise.
20164 * config/i386/i386.h: Likewise.
20165 * config/i386/i386elf.h: Likewise.
20166 * config/i386/ptx4-i.h: Likewise.
20167 * config/i386/sol2-10.h: Likewise.
20168 * config/i386/sysv4.h: Likewise.
20169 * config/i386/vx-common.h: Likewise.
20170 * config/cris/cris.h: Removed #if 0 clause.
20171 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20172 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20174 (ix86_sol10_return_in_memory): Likewise.
20175 (ix86_i386elf_return_in_memory): New.
20176 (ix86_i386interix_return_in_memory): New.
20177 * config/mt/mt-protos.h (mt_return_in_memory): New.
20178 * config/mt/mt.c: Likewise.
20179 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20180 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20181 * config/bfin/bfin.h: Likewise.
20182 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20184 * config/bfin/bfin.c: Likewise.
20185 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20186 * config/alpha/unicosmk.h: Likewise.
20187 * config/i386/cygming.h: Likewise.
20188 * config/iq2000/iq2000.h: Likewise.
20189 * config/mips/mips.h: Likewise.
20190 * config/mn10300/mn10300.h: Likewise.
20191 * config/rs6000/rs6000.h: Likewise.
20192 * config/score/score.h: Likewise.
20193 * config/spu/spu.h: Likewise.
20194 * config/v850/v850.h: Likewise.
20195 * defaults.h: Likewise.
20196 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20197 * expr.c (emit_block_move): Adjust use of
20198 OUTGOING_REG_PARM_STACK_SPACE.
20199 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20200 OUTGOING_REG_PARM_STACK_SPACE.
20201 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20203 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20205 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20206 on OMP_RETURN for OMP_FOR.
20209 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20210 (fortran_common): New function.
20211 (gen_variable_die): Call fortran_common instead of common_check,
20212 adjust for it returning tree instead of rtx. Formatting.
20214 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20218 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20219 * c-decl.c (merge_decls): Ditto.
20220 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20221 to RTL_CONST_OR_PURE_CALL_P.
20222 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20223 Initialized DECL_LOOPING_CONST_PURE.
20224 (process_call_operands): Set tree_side_effects properly.
20225 * tree.h (TREE_READONLY_DECL_P): Removed.
20226 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20227 (DECL_LOOPING_OR_CONST_P): New macro.
20228 (struct tree_function_decl): Added looping_const_or_pure_p.
20229 (ECF_*) Renumbered.
20230 (ECF_LOOPING_OR_CONST_P): New macro.
20231 * rtlanal.c (pure_const_p): Removed.
20232 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20233 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20234 to RTL_CONST_CALL_P.
20235 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20236 (check_decl, check_tree, check_call, scan_function): Initialize
20238 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20239 (static_execute): Set looping true for recursive functions.
20240 Undo setting state to IPA_NEITHER for recursive functions.
20241 * cse.c (cse_insn):
20242 * ifcvt.c (noce_can_store_speculate_p): Changed
20243 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20244 RTL_CONST_OR_PURE_CALL_P.
20245 * dse.c (scan_insn): Ditto.
20246 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20247 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20248 RTL_CONST_OR_PURE_CALL_P.
20249 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20250 pure_call_p to RTL_CONST_CALL_P.
20251 * gimplify.c (gimplify_call_expr): Clear side effects for
20252 non-looping pure and constant calls.
20253 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20254 (flags_from_decl_or_type): Set ecf flags from decl flags.
20255 (initialize_argument_information): Turn off
20256 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20257 Change const to pure if callee_copies is true rather than just
20259 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20260 way of marking pure calls.
20261 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20262 Remove hack that was supposed to fix pr7335 and remove old
20263 way of marking pure calls.
20264 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20265 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20266 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20267 RTL_CONST_OR_PURE_CALL_P.
20268 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20269 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20270 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20271 * sched-deps.c (schedule_analyze): Ditto.
20272 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20273 return_val field of calls to represent pure and const function info.
20274 (CONST_OR_PURE_CALL_P): Deleted macro.
20275 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20276 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20277 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20279 * tree-optimize.c (execute_fixup_cfg): Added test for
20280 ECF_LOOPING_CONST_OR_PURE.
20281 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20283 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20284 effects for looping pure or const calls.
20285 (verify_gimple_expr): Added verification code.
20286 * config/alpha/alpha.c (alpha_legitimize_address,
20287 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20289 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20291 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20292 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20293 RTL_CONST_OR_PURE_CALL_P.
20294 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20295 and const calls to be deleted.
20297 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20300 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20301 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20302 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20303 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20304 to handle nonimmediate operands.
20305 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20306 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20307 to handle nonimmediate operands.
20308 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20309 (mmx_pmulhrwv4hi3): New expander. Use
20310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20311 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20312 (sse2_umulv1siv1di3): New expander. Use
20313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20314 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20315 (mmx_eq<mode>3): New expander. Use
20316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20317 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20318 (mmx_uavgv8qi3): New expander. Use
20319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20320 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20321 (mmx_uavgv4hi3): New expander. Use
20322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20324 * config/i386/sse.md
20325 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20326 to handle nonimmediate operands.
20327 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20328 to handle nonimmediate operands.
20329 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20330 to handle nonimmediate operands.
20331 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20332 to handle nonimmediate operands.
20333 (sse2_unpckhpd_exp): New expander. Use
20334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20335 (sse2_unpcklpd_exp): New expander. Use
20336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20337 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20338 to handle nonimmediate operands.
20339 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20340 to handle nonimmediate operands.
20341 (*sse2_<plusminus_insn><mode>3): Rename from
20342 sse2_<plusminus_insn><mode>3 insn pattern.
20343 (sse2_<plusminus_insn><mode>3): New expander. Use
20344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20345 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20346 (sse2_umulv2siv2di3): New expander. Use
20347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20348 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20349 (sse4_1_mulv2siv2di3): New expander. Use
20350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20351 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20352 (sse2_pmaddwd): New expander. Use
20353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20354 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20355 (sse2_eq<mode>3): New expander. Use
20356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20357 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20358 (sse4_1_eqv2di3): New expander. Use
20359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20360 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20361 (sse2_uavgv16qi3): New expander. Use
20362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20363 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20364 (sse2_uavgv16qi3): New expander. Use
20365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20366 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20367 (sse2_uavgv8hi3): New expander. Use
20368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20369 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20370 (ssse3_pmulhrswv8hi3): New expander. Use
20371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20372 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20373 (ssse3_pmulhrswv4hi3): New expander. Use
20374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20376 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20377 (<sse>_vmmul<mode>3): Ditto.
20378 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20380 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20381 (ssse3_pmaddubsw): Ditto.
20383 * config/i386/i386.c (struct_builtin_description)
20384 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20385 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20386 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20387 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20388 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20389 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20390 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20391 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20392 (ix86_fixup_binary_operands): Assert that src1
20393 and src2 must have the same mode when swapped.
20394 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20395 and ix86_binary_operator_ok. Do not force operands in registers
20398 2008-05-07 Jan Hubicka <jh@suse.cz>
20400 * cgraph.c (dump_cgraph_node): Update.
20401 * cgraph.h (cgraph_local_info): Break out inline summary.
20402 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20404 * ipa-inline (inline_summary): New accestor function.
20405 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20406 cgraph_decide_inlining, compute_inline_parameters): Update.
20407 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20409 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20411 Cleanup ColdFire scheduling support and add V4 pipeline model.
20413 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20414 (define_attr cpu): Add cfv4 value.
20415 (define_attr type, define_attr type1): Merge into a single 'type'
20416 attribute. Update all uses.
20417 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20418 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20420 (define_attr opx_mem, define_attr opy_mem): Remove.
20421 (define_attr op_mem): Clean up, update comment.
20422 (define_attr size): Use specific values instead of general int.
20423 (define_attr guess, define_attr split): Remove. Update all uses.
20424 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20425 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20426 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20427 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20428 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20429 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20430 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20431 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20432 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20433 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20434 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20435 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20436 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20437 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20438 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20439 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20440 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20441 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20442 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20443 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20444 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20445 Update or set attributes.
20446 (stack_tie): New fake instruction.
20448 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20449 (m68k_sched_attr_size): Update declaration.
20450 (m68k_sched_attr_type2): Remove.
20451 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20452 Declare new bypass predicates.
20454 * config/m68k/m68k.c (m68k_sched_issue_rate,
20455 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20457 (TARGET_SCHED_ISSUE_RATE,
20458 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20459 (override_options): Handle scheduling for ColdFire V4 core.
20460 (m68k_expand_prologue): Emit stack_tie.
20461 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20462 'OP_TYPE_FPN'. Update all uses.
20463 (sched_guess_p): Remove.
20464 (sched_address_type): Handle symbolic addresses.
20465 (sched_get_operand): New static function.
20466 (sched_operand_type): Merge into sched_attr_op_type.
20467 (sched_attr_op_type): Handle FP registers, handle quick constants,
20469 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20470 (m68k_sched_attr_size): Update. Move logic to ...
20471 (sched_get_attr_size_int): New static function.
20472 (sched_get_opxy_mem_type): New static function.
20473 (m68k_sched_attr_op_mem): Update.
20474 (m68k_sched_attr_type2): Remove.
20475 (sched_cfv4_bypass_data): New static variable.
20476 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20477 (m68k_sched_issue_rate): Implement scheduler hook.
20478 (struct _sched_ib: enabled_p): New field.
20479 (m68k_sched_variable_issue): Update. Handle V4.
20480 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20481 sched_dump_class_func_t, sched_dump_split_class,
20482 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20483 sched_dump_dfa_class, m68k_sched_dump): Remove.
20484 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20486 (m68k_sched_init_global): Remove statisctics dumping, introduce
20487 sanity check that all instructions have pipeline reservations. Handle
20489 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20490 Handle ColdFire V4 core.
20491 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20492 New static functions.
20493 (m68k_sched_address_bypass_p): New bypass predicate.
20494 (sched_get_indexed_address_scale): New static function.
20495 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20497 * cf.md: Update comments.
20498 (define_attr type2): Remove. Use 'type' attribute instead.
20500 (cf_ib): Rename to cfv123_ib. Update all uses.
20501 (cf_oep): Rename to cfv123_oep. Update all uses.
20502 (cf_chr): Rename to cfv123_chr. Update all uses.
20503 (cf_mem): Rename to cfv123_mem. Update all uses.
20504 (cf_mac): Move to more appropriate place.
20505 (cfv123_guess): New automaton and cpu_unit.
20506 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20507 Update uses of 'size' attribute. Handle before reload scheduling.
20508 (cfv123_guess): New dummy reservation for unhandled instructions.
20509 (cfv4_*): Pipeline description of ColdFire V4 core.
20510 (ignore): New reservation to handle 'ignore' type.
20512 2008-05-07 Ian Lance Taylor <iant@google.com>
20514 PR middle-end/36013
20515 * gimplify.c (find_single_pointer_decl_1): Don't look through
20517 (find_single_pointer_decl): Adjust comments.
20519 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20521 PR middle-end/36137
20522 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20523 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20525 PR middle-end/36106
20526 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20527 integral type rather than floating point, then VIEW_CONVERT_EXPR
20528 to the floating point type.
20530 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20532 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20533 TFmode op0 to register.
20535 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20537 * c-decl.c (grokdeclarator): Comment typo.
20539 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20541 * tree-flow.h: Remove prototype for computed_goto_p.
20542 * tree-cfg.c (computed_goto_p): Make static.
20544 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20547 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20548 (contains_aligned_value_p): This. Handle _Decimal128.
20549 (ix86_function_arg_boundary): Only align _Decimal128 to its
20550 natural boundary and handle it properly.
20552 2008-05-06 Martin Jambor <mjambor@suse.cz>
20554 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20555 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20556 (ipcp_method_set_orig_node): Removed.
20557 (ipcp_cval_get_cvalue_type): Removed.
20558 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20559 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20560 (ipcp_cval_set_cvalue_type): Removed.
20561 (ipcp_cval_get_cvalue): Removed.
20562 (ipcp_cval_set_cvalue): Removed.
20563 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20564 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20565 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20566 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20567 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20568 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20569 (ipcp_get_ith_lattice): Changed parameters.
20570 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20571 (ipcp_lattice_from_jfunc): Changed parameters.
20572 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20573 (ipcp_method_cval_print): Added temporary variable info.
20574 (ipcp_redirect): Removed already unused local variable caller.
20575 (ipcp_redirect): New temporary variable orig_callee_info
20576 (ipcp_redirect): Removed newly unused local variable callee.
20577 (ipcp_redirect): Removed (a bit confusing) local variable type.
20578 (ipcp_insert_stage): Added local variable info.
20579 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20581 (ipcp_formal_create): Removed.
20582 (ipcp_method_cval_set): Removed.
20583 (ipcp_propagate_stage): Renamed lattice variables.
20584 (ipcp_method_cval_set_cvalue_type): Removed.
20585 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20586 (ipcp_print_all_lattices): Changed printed strings to refer to
20587 lattices rather than cvals.
20588 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20589 (ipcp_propagate_const): Changed formal parameters.
20590 (build_const_val): Changed formal parameters.
20591 (ipcp_insert_stage): Removed useless variable cvalue
20592 (build_const_val): Changed formal parameters.
20593 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20594 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20595 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20596 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20597 (ipcp_print_func_profile_counts): Changed string from "method" to
20599 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20600 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20601 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20602 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20603 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20604 (ipcp_lat_is_const): Changed parameters and made inline.
20605 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20606 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20607 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20608 the predicate condition directly
20609 (ipcp_propagate_stage): Added local variable args. Removed local
20610 variable callee. (Both are mere code simplifications.)
20611 (ipcp_method_dont_insert_const): Renamed to
20612 ipcp_node_not_modifiable_p.
20613 (ipcp_node_not_modifiable_p): Made inline.
20614 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20615 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20616 (ipcp_print_all_lattices): Removed variable cvalue
20617 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20620 2008-05-06 Olivier Hainque <hainque@adacore.com>
20622 * tree-sra.c (try_instantiate_multiple_fields): Early return
20623 if field has POINTER_TYPE.
20625 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20627 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20628 by using 'q' specifier for instruction.
20629 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20631 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20633 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20634 Change mode of zero_extract from QImode to HImode.
20635 (sign bit tests peepholes): (Ditto.).
20637 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20639 * config/i386/mmx.md: Remove double backslashes from asm templates.
20640 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20641 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20642 to handle nonimmediate operands.
20643 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20644 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20645 to handle nonimmediate operands.
20646 (*mmx_<code>v2sf3_finite): New insn pattern.
20647 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20648 (mmx_<code>v2sf3): New expander. Use
20649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20650 (mmx_<plusminus_insn><mode>3): New expander. Use
20651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20652 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20653 (mmx_add<mode>3): Removed.
20654 (mmx_ssadd<mode>3): Ditto.
20655 (mmx_usadd<mode>3): Ditto.
20656 (mmx_sub<mode>3): Ditto.
20657 (mmx_sssub<mode>3): Ditto.
20658 (mmx_ussub<mode>3): Ditto.
20659 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20660 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20661 to handle nonimmediate operands.
20662 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20664 (mmx_smulv4hi3_highpart): New expander. Use
20665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20666 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20668 (mmx_umulv4hi3_highpart): New expander. Use
20669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20670 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20671 (mmx_<code>v4hi3): New expander. Use
20672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20673 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20674 (mmx_<code>v8qi3): New expander. Use
20675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20676 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20677 (mmx_<code><mode>3): New expander. Use
20678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20680 2008-05-05 Jan Hubicka <jh@suse.cz>
20682 PR tree-optimization/36118
20683 * passes.c (pass_init_dump_file): Fix dump header.
20685 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20687 PR middle-end/36141
20688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20689 VCE for function decls.
20691 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20693 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20695 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20697 * config/i386/i386.md (sat_plusminus): New.
20698 (plusminus_insn): Likewise.
20699 (plusminus_mnemonic): Likewise.
20701 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20702 (*<addsub><mode>3_cc_overflow): Renamed to ...
20703 (*<plusminus_insn><mode>3_cc_overflow): This.
20704 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20705 (*<plusminus_insn>si3_zext_cc_overflow): This.
20707 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20708 (<plusminus_insn><mode>3): This.
20709 (*<addsub><mode>3): Renamed to ...
20710 (*<plusminus_insn><mode>3): This.
20711 (<sse>_vm<addsub><mode>3): Renamed to ...
20712 (<sse>_vm<plusminus_insn><mode>3): This.
20713 (sse3_h<addsub>v4sf3): Renamed to ...
20714 (sse3_h<plusminus_insn>v4sf3): This.
20715 (sse3_h<addsub>v2df3): Renamed to ...
20716 (sse3_h<plusminus_insn>v2df3): This.
20717 (<plusminus_insn><mode>3): New.
20718 (*<plusminus_insn><mode>3): Likewise.
20719 (sse2_<plusminus_insn><mode>3): Likewise.
20720 (add<mode>): Removed.
20721 (*add<mode>3): Likewise.
20722 (sse2_ssadd<mode>3): Likewise.
20723 (sse2_usadd<mode>3): Likewise.
20724 (sub<mode>3): Likewise.
20725 (*sub<mode>3): Likewise.
20726 (sse2_sssub<mode>3): Likewise.
20727 (sse2_ussub<mode>3): Likewise.
20729 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20731 * gthr-single.h: Add in required interface elements as per gthr.h.
20732 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20733 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20734 Generalize UNUSED macro.
20735 (__gthread_once): Add.
20736 (__gthread_key_create): Add.
20737 (__gthread_key_delete): Add.
20738 (__gthread_getspecific): Add.
20739 (__gthread_setspecific): Add.
20741 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20743 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20744 the same size types for the indirect reference on the rhs, then
20747 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20749 * config/i386/i386.md
20750 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20751 one insn template instead of template series.
20752 (*xordi_1_rex64): Ditto.
20753 (*xordi_2_rex64): Ditto.
20755 2008-05-05 Ira Rosen <irar@il.ibm.com>
20757 PR tree-optimization/36119
20758 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20761 2008-06-04 Jan Hubicka <jh@suse.cz>
20763 tree-optimization/36100
20764 * tree-pass.h (pass_O0_always_inline): Declare.
20765 * ipa-inline.c (inline_transform): Remove dead code.
20766 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20767 pass_O0_always_inline): New.
20768 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20770 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20772 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20773 mnemonic in this_param move for TARGET_64BIT.
20775 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20777 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20778 (*strmovsi_rex_1): Ditto.
20779 (*strsetsi_1): Ditto.
20780 (*strsetsi_rex_1): Ditto.
20782 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20783 adddicc expanders using SWI mode iterator.
20785 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20788 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20791 2008-05-04 David S. Miller <davem@davemloft.net>
20793 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20794 (sparc*-*-linux*): Use linux.h in tm_file.
20795 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20796 compiler defaulting to 32-bit.
20797 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20799 * config/sparc/linux.h: Remove definitions now obtained
20800 properly from linux.h
20801 * config/sparc/linux64.h: Likewise.
20802 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20803 don't want this setting for 32-bit builds in a biarch compiler.
20804 * doc/install.texi: Add sparc-linux to list of targets
20805 supporting --enable-targets=all.
20807 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20809 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20811 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20813 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20814 after V4SI_FTYPE_V8HI.
20815 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20816 case V4SI_FTYPE_V2DF.
20818 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20820 * doc/invoke.texi (max-flow-memory-locations): Removed.
20821 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20823 2008-05-03 Richard Guenther <rguenther@suse.de>
20825 PR middle-end/34973
20826 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20828 2008-05-02 David S. Miller <davem@davemloft.net>
20830 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20832 2008-05-02 Simon Baldwin <simonb@google.com>
20835 * c-common.h (warn_array_subscript_range): Removed.
20836 * c-common.c (warn_array_subscript_range): Ditto.
20837 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20838 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20840 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20842 * config/i386/i386.c (ix86_special_builtin_type): New.
20843 (bdesc_special_args): Likewise.
20844 (ix86_expand_special_args_builtin): Likewise.
20845 (ix86_init_mmx_sse_builtins): Updated.
20846 (ix86_expand_builtin): Updated.
20847 (ix86_expand_store_builtin): Removed.
20848 (ix86_expand_unop_builtin): Likewise.
20850 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20851 * config/i386/mmintrin.h (__v2sf): Here.
20853 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20855 (_mm_loadl_pi): Likewise.
20856 (_mm_storeh_pi): Replace __v2si with __v2sf.
20857 (_mm_storel_pi): Likewise.
20859 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20860 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20861 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20862 __builtin_ia32_loadlpd.
20864 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20866 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20867 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20868 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20869 (ix86_init_mmx_sse_builtins): Updated.
20870 (ix86_expand_args_builtin): Likewise.
20871 (ix86_expand_builtin): Likewise.
20872 (ix86_expand_unop1_builtin): Renamed to ...
20873 (ix86_expand_unop_vec_merge_builtin): This.
20875 2008-05-01 Jan Hubicka <jh@suse.cz>
20878 * ipa-inline.c (inline_generate_summary): Make static.
20879 (inline_transform): Do not call inlining at -O0; make static.
20880 * passes.c (execute_todo): Add sanity check.
20881 (execute_one_ipa_transform_pass): Execute proper flags.
20883 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20885 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20886 (DECL_NONADDRESSABLE_P): Likewise.
20887 * alias.c (record_component_aliases): Fix comment.
20889 2008-05-01 Simon Baldwin <simonb@google.com>
20891 * c-common.h (warn_array_subscript_range): New function.
20892 * c-common.c (warn_array_subscript_range): Ditto.
20893 * tree-vrp.c (check_array_ref): Corrected code to agree with
20894 comment, ignoring only arrays of size 0 or size 1.
20895 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20897 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20899 * config/i386/i386.c (ix86_builtin_type): Replace
20900 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20901 (bdesc_args): Updated.
20902 (ix86_init_mmx_sse_builtins): Likewise.
20903 (ix86_expand_args_builtin): Likewise.
20905 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20908 * doc/extend.texi: Correct __builtin_ia32_palignr.
20910 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20913 * config/i386/i386.c (bdesc_crc32): Removed.
20914 (ix86_expand_crc32): Likewise.
20915 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20916 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20917 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20918 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20919 UINT_FTYPE_UINT_UCHAR.
20920 (bdesc_args): Updated. Add crc32 builtins.
20921 (ix86_init_mmx_sse_builtins): Updated.
20922 (ix86_expand_args_builtin): Updated to support subreg.
20924 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20926 2008-05-01 Jan Hubicka <jh@suse.cz>
20928 * tree-pass.h (opt_pass): Add IPA_PASS.
20929 (varpool_node, cgraph_node): Forward declare.
20930 (ipa_opt_pass): Define.
20931 (pass_ipa_inline): Turn into ipa_opt_pass.
20932 (pass_apply_inline): Remove.
20933 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20934 (apply_inline): Turn into ....
20935 (inline_transform): ... this one.
20936 (inline_generate_summary): New function.
20937 (pass_apply_inline): Remove.
20938 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20940 (struct function): Add ipa_transforms_to_apply.
20941 * passes.c (register_one_dump_file): Work on IPA_PASS.
20942 (init_optimization_passes): Remove pass_inline_parameters and
20944 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20945 (execute_one_pass) ... here; apply transforms when possible.
20946 (add_ipa_transform_pass, execute_ipa_summary_asses,
20947 execute_one_ipa_transform_pass): New.
20948 (execute_ipa_pass_list): Update for IPA_PASS type.
20950 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20952 * config/i386/i386.c (ix86_builtin_type): Add
20953 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20954 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20955 (bdesc_args): Add SSE4a builtins.
20956 (ix86_init_mmx_sse_builtins): Updated.
20957 (ix86_expand_args_builtin): Likewise.
20958 (ix86_expand_builtin): Likewise.
20960 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20962 * config/i386/i386.c (ix86_builtin_type): Add
20963 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20964 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20965 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20966 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20967 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20968 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20969 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20970 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20971 and DI_FTYPE_DI_DI_INT.
20972 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20973 (ix86_init_mmx_sse_builtins): Updated.
20974 (ix86_expand_args_builtin): Likewise.
20975 (ix86_expand_builtin): Likewise.
20976 (ix86_expand_binop_imm_builtin): Removed.
20978 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20980 2008-04-30 Richard Guenther <rguenther@suse.de>
20982 PR tree-optimization/32921
20983 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20985 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20987 * config/arm/arm.c (arm_unwind_emit): Use
20988 crtl->all_throwers_are_sibcalls instead of
20989 cfun->all_throwers_are_sibcalls.
20990 (arm_output_fn_unwind): Likewise.
20991 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20992 instead of cfun->uses_pic_offset_table.
20993 (frv_expand_prologue): Likewise.
20994 (frv_frame_pointer_required): Likewise.
20995 (frv_expand_fdpic_call): Likewise.
20996 (frv_emit_movsi): Likewise.
20997 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20998 cfun->returns_pcc_struct instead of
20999 current_function_returns_pcc_struct.
21000 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
21001 instead of cfun->calls_eh_return.
21002 (m32c_pushm_popm): Likewise.
21003 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
21004 "extern" declaration.
21006 2008-04-30 Richard Guenther <rguenther@suse.de>
21008 PR tree-optimization/21636
21009 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
21011 (evaluate_stmt): Print the likely value.
21012 (ccp_visit_stmt): Avoid excessive vertical spacing.
21014 2008-04-30 Rafael Espíndola <espindola@google.com>
21016 * builtins.c (fold_call_expr): Return realret.
21017 * tree-ssa-threadedge.c
21018 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21019 __builtin_object_size.
21021 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
21023 * gcc.c (wrapper_string): New variable.
21024 (insert_wrapper): New function.
21025 (execute): New option -wrapper.
21026 * doc/invoke.texi (Overall Options): New driver option -wrapper.
21028 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
21030 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
21031 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
21032 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
21034 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
21035 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
21036 config/rs6000/e500crtres64gprctr.asm,
21037 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
21038 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
21039 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
21040 config/rs6000/e500crtsav64gprctr.asm,
21041 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
21042 config/rs6000/e500crtsavg64gprctr.asm: New files.
21043 * config/rs6000/t-ppccomm: Add build rules for new files.
21044 (LIB2FUNCS_STATIC_EXTRA): Add new files.
21045 * config/rs6000/t-netbsd: Add build rules for new files.
21046 (LIB2FUNCS_STATIC_EXTRA): New variable.
21047 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
21048 (CRTSAVRES_DEFAULT_SPEC): Likewise.
21049 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
21051 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
21053 * config/i386/i386.c (ix86_builtin_type): Add
21054 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
21055 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
21056 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
21057 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
21058 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
21059 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
21060 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
21061 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
21062 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
21063 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
21064 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
21065 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
21066 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
21067 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
21068 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
21069 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
21070 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
21071 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
21072 V1DI_FTYPE_V2SI_V2SI.
21073 (bdesc_2arg): Moved to ...
21074 (bdesc_args): Here.
21075 (ix86_init_mmx_sse_builtins): Updated.
21076 (ix86_expand_args_builtin): Updated. Take a pointer
21077 to const struct builtin_description. Handle comparison
21079 (ix86_expand_sse_compare): Take a new argument for swapping operands.
21080 (ix86_expand_builtin): Updated.
21082 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
21083 (ssse3_pmaddubsw128): This.
21084 (ssse3_pmaddubswv4hi3): Renamed to ...
21085 (ssse3_pmaddubsw): This.
21087 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
21088 (__builtin_ia32_packssdw128): Likewise.
21089 (__builtin_ia32_packuswb128): Likewise.
21090 (__builtin_ia32_pmaddubsw): Likewise.
21091 (__builtin_ia32_pmaddubsw128): Likewise.
21093 2008-04-30 Richard Guenther <rguenther@suse.de>
21095 PR tree-optimization/14847
21096 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
21097 (recognize_bits_test): Use it.
21098 (recognize_single_bit_test): Likewise.
21100 2008-04-30 Martin Jambor <mjambor@suse.cz>
21102 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
21103 instead of setting number of formal parameters to zero.
21104 (ipcp_init_stage): Do not set the number of actual parameters to zero
21106 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
21107 which are called with variable number of arguments.
21108 (ipcp_insert_stage): Explicitely skipping all nodes which are
21109 called with variable number of arguments.
21110 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
21111 number of parameters.
21113 * ipa-prop.h (struct ipa_node_params): Added flag
21114 called_with_var_arguments
21115 (ipa_set_param_count): Added. Changed sole setter to use it.
21116 (ipa_get_param_count): Added. All readers of param_count
21117 converted to use it instead.
21118 (ipa_set_called_with_variable_arg): Added.
21119 (ipa_is_called_with_var_arguments): Added.
21120 (ipa_get_ith_param): Added. All readers of param_decls converted
21122 (ipa_set_cs_argument_count): Added, sole writer to argument_count
21124 (ipa_get_cs_argument_count): Added, all readers of argument_count
21126 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
21129 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
21130 (struct ipcp_lattice): Renamed cval_type to type
21131 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
21133 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
21134 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
21135 (ipcp_insert_stage): Changed the type of variable cvalue to tree
21136 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21137 (build_const_val): Changed the type of parameter cvalue to tree
21138 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21139 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21141 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21144 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21145 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21146 (ipa_add_method): Renamed to ipa_push_func_to_list
21147 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21148 (ipa_callsite_param_count): Removed.
21149 (ipa_callsite_param_count_set): Removed.
21150 (ipa_callsite_param): Removed.
21151 (ipa_callsite_callee): Removed.
21152 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21153 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21154 (ipa_method_formal_count): Removed.
21155 (ipa_method_formal_count_set): Removed.
21156 (ipa_method_get_tree): Removed.
21157 (ipa_method_tree_map_create): Removed.
21158 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21159 (ipa_create_param_decls_array): Creates the array itself
21160 (ipa_create_param_decls_array): Temporary variable info instead of
21161 a few dereferences.
21162 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21163 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21164 (get_type): Removed.
21165 (ipa_jf_get_info_type): Removed.
21166 (ipa_node_create): Renamed to ipa_create_node_params
21167 (ipa_free): Renamed to ipa_free_all_node_params
21168 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21169 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21170 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21171 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21172 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21173 ipa_free_all_edge_args
21174 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21175 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21176 (ipa_create_methodlist_node): Removed.
21177 (ipa_methodlist_method): Removed.
21178 (ipa_methodlist_method_set): Removed.
21179 (ipa_methodlist_next_method): Removed.
21180 (ipa_methodlist_next_method_set): Removed.
21181 (ipa_method_is_modified): Removed.
21182 (ipa_method_modify_create): Removed.
21183 (ipa_method_modify_init): Temporary variable info instead of a few
21185 (ipa_detect_param_modifications): Temporary variable info instead of
21186 a few dereferences.
21187 (ipa_compute_jump_functions): Temporary variable info instead of
21188 a few dereferences.
21189 (ipa_method_modify_set): Removed.
21190 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21191 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21192 than craph_node as the first parameter.
21193 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21194 (ipa_method_modify_init): Removed.
21195 (ipa_compute_jump_functions): Added a temp variable instead of
21196 repeatadly dereferencing the cgraph_edge.aux pointer
21197 (ipa_callsite_param_set_type): Removed.
21198 (ipa_compute_jump_functions): i renamed to index and moved to
21200 (ipa_callsite_param_set_info_type_formal): Removed.
21201 (ipa_callsite_param_set_info_type): Removed.
21202 (ipa_callsite_param_map_create): Removed.
21203 (ipa_callsite_tree): Removed.
21204 (ipa_callsite_caller): Removed.
21205 (ipa_pop_func_from_list): return_method removed to return_func
21207 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21208 prefixed all values with IPA_. Changed all users.
21209 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21210 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21211 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21212 (union parameter_info): Renamed to jump_func_value.
21213 (union jump_func_value): Renamed value to constant
21214 (struct ipa_jump_func): Renamed info_type to value
21215 (struct ipa_node): Renamed to ipa_node_params
21216 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21217 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21218 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21219 (struct ipa_edge): Renamed to ipa_edge_args
21220 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21221 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21222 (struct ipa_methodlist): Renamed to ipa_func_list
21223 (struct ipa_func_list): method_p renamed to node, next_method
21225 (ipa_methodlist_p): Removed, switched all users to struct pointer
21226 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21228 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21230 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21231 (rs6000_emit_epilogue): Use backchain to restore only when we
21232 have a large frame. Make use of frame pointer to restore if we
21233 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21235 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21237 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21238 Add mode to zero_extract.
21239 (sign bit tests peepholes): (Ditto.).
21241 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21243 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21244 Instructions in comments with SSE3.
21245 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21246 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21247 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21248 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21249 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21250 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21251 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21252 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21253 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21254 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21255 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21256 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21257 (bdesc_sse_args): Renamed to ...
21258 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21259 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21260 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21261 IX86_BUILTIN_FABSQ.
21262 (bdesc_1arg): Moved to ...
21263 (bdesc_args): Here.
21264 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21265 Instructions in comments with SSE3.
21266 (ix86_expand_sse_operands_builtin): Renamed to ...
21267 (ix86_expand_args_builtin): This. Updated.
21268 (ix86_expand_unop1_builtin): Update comments.
21269 (ix86_expand_builtin): Updated.
21271 2008-04-29 Richard Guenther <rguenther@suse.de>
21273 PR tree-optimization/36078
21274 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21275 Update virtual SSA form after cleaning up the CFG.
21277 2008-04-29 Richard Guenther <rguenther@suse.de>
21279 PR middle-end/15255
21280 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21282 2008-04-29 Richard Guenther <rguenther@suse.de>
21284 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21285 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21286 (compute_flow_insensitive_aliasing): Do not treat
21287 PTR_IS_REF_ALL pointers special.
21288 (get_smt_for): Likewise.
21289 (may_alias_p): Re-structure.
21290 (is_escape_site): A ref-all pointer conversion is not an escape site.
21291 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21292 PTR_IS_REF_ALL pointers special.
21293 * tree-ssa-structalias.h (struct alias_info): Remove
21294 ref_all_symbol_mem_tag field.
21295 (PTR_IS_REF_ALL): Remove.
21297 2008-04-29 Richard Guenther <rguenther@suse.de>
21299 PR middle-end/36077
21300 * fold-const.c (extract_muldiv_1): In combining division constants
21301 make sure to never overflow.
21303 2008-04-29 Nick Clifton <nickc@redhat.com>
21305 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21307 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21310 * optc-gen.awk: Work around HP-UX/IA awk bug.
21312 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21314 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21317 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21320 * config/i386/i386.md
21321 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21322 Change operand 1 predicate to nonimmediate_operand.
21324 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21327 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21329 * gengtype.c (walk_type, write_func_for_structure): Handle
21331 * doc/gty.texi: Document chain_circular.
21333 2008-04-28 Richard Guenther <rguenther@suse.de>
21335 PR tree-optimization/36066
21336 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21339 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21342 * config/i386/i386.md
21343 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21344 Use match_scratch instead of match_operand for operands 3 and 4.
21346 2008-04-27 Richard Guenther <rguenther@suse.de>
21348 PR tree-optimization/18754
21349 PR tree-optimization/34223
21350 * tree-pass.h (pass_complete_unrolli): Declare.
21351 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21352 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21353 Rewrite loop into loop closed SSA form if it is not already.
21354 (tree_unroll_loops_completely): Re-structure to iterate over
21355 innermost loops with intermediate CFG cleanups.
21356 Unroll outermost loops only if requested or the code does not grow
21358 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21359 loops are available.
21360 (tree_vectorize): Instead do so here.
21361 (tree_complete_unroll): Also unroll outermost loops.
21362 (tree_complete_unroll_inner): New function.
21363 (gate_tree_complete_unroll_inner): Likewise.
21364 (pass_complete_unrolli): New pass.
21365 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21366 uses outside of the loop.
21367 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21368 form if it is available.
21369 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21370 * passes.c (init_optimization_passes): Schedule complete inner
21371 loop unrolling pass before the first CCP pass after final inlining.
21373 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21375 * targhooks.h (default_emutls_var_fields,
21376 default_emutls_var_init): Declare.
21377 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21378 * target.h (struct gcc_target): Add struct emutls member.
21379 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21380 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21381 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21382 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21383 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21384 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21385 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21386 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21387 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21388 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21389 emit debug information.
21390 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21391 * varasm.c: Include targhooks.h.
21392 (emutls_object_section, emutls_tmpl_section): New.
21393 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21394 (EMUTLS_SEPARATOR): New.
21395 (prefix_name): New.
21396 (get_emutls_object_name): New.
21397 (default_emutls_var_fields): New, broken out of ...
21398 (get_emutls_object_type): ... here. Adjust to use target hooks.
21399 (get_emutls_init_templ_addr): Adjust to use target hooks.
21400 (emutls_decl): Adjust to use target hooks.
21401 (emutls_finish): Likewise.
21402 (default_emutls_var_init): New, broken out of ...
21403 (assemble_variable): ... here. Adjust to use target hooks.
21404 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21405 SECCAT_EMUTLS_TMPL.
21406 * c-common.c (handle_section_attribute): Prevent overriding
21407 sections for emulated tls with special sections.
21408 * config/i386/i386.c (x86_64_elf_select_section): Add
21409 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21410 (x86_64_elf_unique_section): Likewise.
21411 * config/vxworks.c: Include tree.h.
21412 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21413 (vxworks_override_options): Set TLS scheme.
21414 * doc/tm.texi (Emulated TLS): New node.
21416 2008-04-26 Simon Baldwin <simonb@google.com>
21419 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21420 with propagated string constants.
21422 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21424 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21425 constraint for operand 2 when operand 0 is memory operand.
21426 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21427 operand 0 is memory operand.
21428 (fix_trunc<mode>_i387_with_temp): Ditto.
21429 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21430 operand 2 when operand 1 is memory operand.
21431 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21432 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21433 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21434 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21435 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21436 operands 2,3 and 4 when operand 1 is memory operand.
21437 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21439 (fistdi2_floor_with_temp): Ditto.
21440 (fist<mode>2_floor_with_temp): Ditto.
21441 (fistdi2_ceil_with_temp): Ditto.
21442 (fist<mode>2_ceil_with_temp): Ditto.
21443 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21445 2008-04-26 David Daney <ddaney@avtrex.com>
21447 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21449 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21450 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21451 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21452 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21453 (compare_and_swap_12): New insn.
21454 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21455 * config/mips/mips.c (mips_force_binary): New function.
21456 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21457 (mips_expand_compare_and_swap_12): New function.
21458 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21460 2008-04-25 Jan Hubicka <jh@suse.cz>
21463 * cfgexpand.c (pass_expand): Turn into RTL pass.
21464 * passes.c (execute_one_pass): Do pass typechecking after execution.
21465 * tree-pass.h (pass_expand): Turn into RTL pass.
21467 * function.h (struct rtl_data): Move here fields
21468 accesses_prior_frames, calls_eh_return, saves_all_registers,
21469 has_nonlocal_goto, has_asm_statement, is_thunk,
21470 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21471 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21472 arg_pointer_save_area_init from struct function; turn into bool.
21473 (struct function): Move
21474 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21475 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21476 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21477 tail_call_emit, arg_pointer_save_area_init
21478 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21479 (current_function_returns_struct, current_function_returns_pcc_struct,
21480 current_function_calls_setjmp, current_function_calls_alloca,
21481 current_function_accesses_prior_frames,
21482 current_function_calls_eh_return, current_function_is_thunk,
21483 current_function_stdarg, current_function_profile,
21484 current_function_limit_stack, current_function_uses_pic_offset_table,
21485 current_function_uses_const_pool, current_function_has_nonlocal_label,
21486 current_function_saves_all_registers,
21487 current_function_has_nonlocal_goto,
21488 current_function_has_asm_statement): Remove accesor macros.
21489 * ra-conflict.c (global_conflicts): Update.
21490 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21491 (suitable_for_tail_call_opt_p): Update.
21492 * builtins.c (expand_builtin_return_addr): Update.
21493 (expand_builtin_setjmp_setup): Update.
21494 (expand_builtin_nonlocal_goto): Update.
21495 * final.c (final_start_function): Update.
21496 (profile_function): Update.
21497 (leaf_function_p): Update.
21498 (only_leaf_regs_used): Update.
21499 * df-scan.c (df_get_exit_block_use_set): Update.
21500 * dojump.c (clear_pending_stack_adjust): Update.
21501 * tree-stdarg.c (gate_optimize_stdarg): Update.
21502 * gimple-low.c (lower_function_body): Update.
21503 * global.c (compute_regsets): Update.
21504 (global_alloc): Update.
21505 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21506 * expr.c (expand_assignment): Update.
21507 * dse.c (dse_step0): Update.
21508 (dse_step1): Update.
21509 * c-decl.c (store_parm_decls): Update.
21510 * local-alloc.c (combine_regs): Update.
21511 (find_free_reg): Update.
21512 * function.c (assign_parms_augmented_arg_list): Update.
21513 (assign_parm_find_data_types): Update.
21514 (assign_parms): Update.
21515 (allocate_struct_function): Update.
21516 (expand_function_start): Update.
21517 (expand_function_end): Update.
21518 (get_arg_pointer_save_area): Update.
21519 (thread_prologue_and_epilogue_insns): Update.
21520 (rest_of_match_asm_constraints): Update.
21521 * stor-layout.c (variable_size): Update.
21522 * gcse.c (gcse_main): Update.
21523 (bypass_jumps): Update.
21524 * gimplify.c (gimplify_function_tree): Update.
21525 * calls.c (emit_call_1): Update.
21526 (expand_call): Update.
21527 * bt-load.c (compute_defs_uses_and_gen): Update.
21528 * except.c (sjlj_assign_call_site_values): Update.
21529 (sjlj_emit_function_enter): Update.
21530 (can_throw_external): Update.
21531 (set_nothrow_function_flags): Update.
21532 (expand_builtin_unwind_init): Update.
21533 (expand_eh_return): Update.
21534 (convert_to_eh_region_ranges): Update.
21535 (output_function_exception_table): Update.
21536 * emit-rtl.c (gen_tmp_stack_mem): Update.
21537 * cfgexpand.c (expand_used_vars): Update.
21538 (tree_expand_cfg): Update.
21539 * cfgcleanup.c (rest_of_handle_jump): Update.
21540 * explow.c (allocate_dynamic_stack_space): Update.
21541 * varasm.c (assemble_start_function): Update.
21542 (force_const_mem): Update.
21543 (mark_constant_pool): Update.
21544 * tree-optimize.c (tree_rest_of_compilation): Update.
21545 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21546 * tree-cfg.c (notice_special_calls): Update.
21547 (is_ctrl_altering_stmt): Update.
21548 (tree_can_make_abnormal_goto): Update.
21549 (tree_purge_dead_abnormal_call_edges): Update.
21550 * config/alpha/predicates.md: Update.
21551 * config/alpha/alpha.c (alpha_sa_mask): Update.
21552 (alpha_sa_size): Update.
21553 (alpha_does_function_need_gp): Update.
21554 (alpha_expand_prologue): Update.
21555 (alpha_start_function): Update.
21556 (alpha_output_function_end_prologue): Update.
21557 (alpha_expand_epilogue): Update.
21558 * config/frv/frv.c (frv_stack_info): Update.
21559 (frv_expand_epilogue): Update.
21560 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21561 (s390_register_info): Update.
21562 (s390_frame_info): Update.
21563 (s390_init_frame_layout): Update.
21564 (s390_can_eliminate): Update.
21565 (save_gprs): Update.
21566 * config/spu/spu.c (spu_split_immediate): Update.
21567 (need_to_save_reg): Update.
21568 (spu_expand_prologue): Update.
21569 (spu_expand_epilogue): Update.
21570 * config/sparc/sparc.md: Update.
21571 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21572 (sparc_tls_got): Update.
21573 (legitimize_pic_address): Update.
21574 (sparc_emit_call_insn): Update.
21575 (sparc_expand_prologue): Update.
21576 (output_return): Update.
21577 (print_operand): Update.
21578 (sparc_function_ok_for_sibcall): Update.
21579 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21580 * config/m32r/m32r.md: Update.
21581 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21582 (m32r_compute_frame_size): Update.
21583 (m32r_expand_prologue): Update.
21584 (m32r_expand_epilogue): Update.
21585 (m32r_legitimize_pic_address): Update.
21586 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21587 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21588 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21589 (gen_push): Update.
21590 (ix86_save_reg): Update.
21591 (ix86_compute_frame_layout): Update.
21592 (ix86_expand_prologue): Update.
21593 (ix86_expand_epilogue): Update.
21594 * config/sh/sh.c (output_stack_adjust): Update.
21595 (calc_live_regs): Update.
21596 (sh5_schedule_saves): Update.
21597 (sh_expand_prologue): Update.
21598 (sh_expand_epilogue): Update.
21599 (sh_setup_incoming_varargs): Update.
21600 (sh_allocate_initial_value): Update.
21601 (sh_get_pr_initial_val): Update.
21602 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21603 * config/sh/sh.md (label:): Update.
21604 * config/avr/avr.c (out_movhi_mr_r): Update.
21605 * config/crx/crx.h (enum): Update.
21606 * config/xtensa/xtensa.h (along): Update.
21607 * config/stormy16/stormy16.c Update.
21608 (xstormy16_compute_stack_layout): Update.
21609 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21610 (fr30_expand_prologue): Update.
21611 * config/cris/cris.c (cris_conditional_register_usage): Update.
21612 (cris_reg_saved_in_regsave_area): Update.
21613 (cris_initial_frame_pointer_offset): Update.
21614 (cris_simple_epilogue): Update.
21615 (cris_expand_prologue): Update.
21616 (cris_expand_epilogue): Update.
21617 (cris_expand_pic_call_address): Update.
21618 (cris_asm_output_symbol_ref): Update.
21619 (cris_asm_output_label_ref): Update.
21620 * config/cris/cris.md Update.
21621 * config/iq2000/iq2000.c (compute_frame_size): Update.
21622 (iq2000_expand_epilogue): Update.
21623 * config/mt/mt.h (save_direction): Update.
21624 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21625 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21626 (ia64_secondary_reload_class): Update.
21627 * config/m68k/m68k.c (m68k_save_reg): Update.
21628 (m68k_expand_prologue): Update.
21629 (m68k_expand_epilogue): Update.
21630 (legitimize_pic_address): Update.
21631 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21632 (first_reg_to_save): Update.
21633 (first_altivec_reg_to_save): Update.
21634 (compute_vrsave_mask): Update.
21635 (compute_save_world_info): Update.
21636 (rs6000_stack_info): Update.
21637 (spe_func_has_64bit_regs_p): Update.
21638 (rs6000_ra_ever_killed): Update.
21639 (rs6000_emit_eh_reg_restore): Update.
21640 (rs6000_emit_allocate_stack): Update.
21641 (rs6000_emit_prologue): Update.
21642 (rs6000_emit_epilogue): Update.
21643 (rs6000_output_function_epilogue): Update.
21644 (output_profile_hook): Update.
21645 (rs6000_elf_declare_function_name): Update.
21646 * config/rs6000/rs6000.h (rs6000_args): Update.
21647 * config/rs6000/rs6000.md: Update.
21648 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21649 * config/arc/arc.c (arc_output_function_epilogue): Update.
21650 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21651 * config/darwin.c (machopic_function_base_name): Update.
21652 * config/score/score3.c (score3_compute_frame_size): Update.
21655 (score3_epilogue): Update.
21656 * config/score/score7.c (score7_compute_frame_size): Update.
21657 (score7_prologue): Update.
21658 (score7_epilogue): Update.
21659 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21660 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21661 * config/arm/arm.c (use_return_insn): Update.
21662 (require_pic_register): Update.
21663 (arm_load_pic_register): Update.
21664 (arm_compute_save_reg0_reg12_mask): Update.
21665 (arm_compute_save_reg_mask): Update.
21666 (thumb1_compute_save_reg_mask): Update.
21667 (output_return_instruction): Update.
21668 (arm_output_function_prologue): Update.
21669 (arm_output_epilogue): Update.
21670 (arm_get_frame_offsets): Update.
21671 (arm_expand_prologue): Update.
21672 (thumb_pushpop): Update.
21673 (thumb_exit): Update.
21674 (thumb1_expand_prologue): Update.
21675 (thumb1_expand_epilogue): Update.
21676 (arm_unwind_emit): Update.
21677 (arm_output_fn_unwind): Update.
21678 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21679 * config/arm/arm.md: Update.
21680 * config/pa/pa.md: Update.
21681 * config/pa/pa.c (legitimize_pic_address): Update.
21682 (compute_frame_size): Update.
21683 (hppa_expand_prologue): Update.
21684 (hppa_expand_epilogue): Update.
21685 (borx_reg_operand): Update.
21686 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21687 (HARD_REGNO_RENAME_OK): Update.
21688 * config/mips/mips.c (mips_global_pointer): Update.
21689 (mips_save_reg_p): Update.
21690 (mips_compute_frame_info): Update.
21691 (mips_frame_pointer_required): Update.
21692 (mips_expand_prologue): Update.
21693 (mips_expand_epilogue): Update.
21694 (mips_can_use_return_insn): Update.
21695 (mips_reorg_process_insns): Update.
21696 * config/v850/v850.c (compute_register_save_size): Update.
21697 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21698 * config/mmix/mmix.c (along): Update.
21699 (mmix_expand_epilogue): Update.
21700 * config/bfin/bfin.c (legitimize_pic_address): Update.
21701 (must_save_p): Update.
21702 (stack_frame_needed_p): Update.
21703 (add_to_reg): Update.
21704 (bfin_expand_prologue): Update.
21705 * stmt.c (expand_asm_operands): Update.
21706 * reload1.c (reload): Update.
21707 (init_elim_table): Update.
21709 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21711 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21713 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21715 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21716 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21717 (mov<mode>): Removed.
21718 (*movv4sf_internal): Likewise.
21719 (*movv2df_internal): Likewise.
21721 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21723 * config.gcc (crx-*-elf): Remove deprecation.
21725 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21727 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21728 __gcc_deregister_frame with atexit.
21729 (deregister_frame_dtor): Remove.
21731 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21732 Nathan Sidwell <nathan@codesourcery.com>
21734 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21736 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21737 (rs6000_isel): Likewise.
21738 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21739 (rs6000_isel): New variable.
21740 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21742 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21745 * c-common.c (handle_vector_size_attribute): Call
21746 lang_hooks.types.reconstruct_complex_type instead of
21747 reconstruct_complex_type.
21748 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21749 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21750 * langhooks.h (struct lang_hooks_for_types): Add
21751 reconstruct_complex_type hook.
21752 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21753 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21755 2008-04-24 Richard Guenther <rguenther@suse.de>
21757 * c-common.h (check_builtin_function_arguments): Declare.
21758 * c-common.c (validate_nargs): New function.
21759 (check_builtin_function_arguments): Likewise.
21760 * c-typeck.c (build_function_call): Call
21761 check_builtin_function_arguments.
21762 * builtins.c (fold_builtin_classify): Remove error reporting code.
21763 (fold_builtin_unordered_cmp): Likewise.
21764 (fold_builtin_1): Likewise.
21765 (fold_builtin_n): Likewise.
21767 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21769 PR tree-optimization/36008
21770 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21771 the original op1, rather than delta by step.
21773 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21774 Sebastian Pop <sebastian.pop@amd.com>
21776 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21777 eliminate_local_variables_stmt, eliminate_local_variables,
21778 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21779 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21780 of code delimited by two edges in the CFG.
21781 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21782 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21783 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21784 the case of parallelisation of reductions.
21785 (expr_invariant_in_region_p): New.
21787 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21788 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21790 2008-04-24 Ira Rosen <irar@il.ibm.com>
21791 Richard Guenther <rguenther@suse.de>
21793 PR tree-optimization/36034
21794 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21795 incapable of dealing with loads with gaps.
21797 2008-04-24 Rafael Espíndola <espindola@google.com>
21799 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21800 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21801 vrp_evaluate_conditional.
21802 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21803 (vrp_evaluate_conditional): Split the cond argument.
21804 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21805 (simplify_stmt_for_jump_threading): Update call to
21806 vrp_evaluate_conditional.
21808 2008-04-24 Ira Rosen <irar@il.ibm.com>
21810 PR tree-optimization/35982
21811 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21812 interleaved data-refs are of the same type.
21814 2008-04-24 Danny Smith <dannysmith@users.net>
21816 * c-format.c (check_format_info_main): Use strncmp rather than a
21817 magic prefix to handle multichar length specs.
21818 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21819 Don't prefix "I64" and "I32" with '\0'.
21821 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21824 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21825 in registers for -m32 only if stdarg_p (fntype).
21827 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21829 PR rtl-optimization/36006
21830 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21831 temp to op0 in order to avoid invalid rtx sharing.
21833 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21835 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21836 check TREE_INVARIANT.
21837 * tree-gimple.c (is_gimple_address): New.
21838 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21839 * tree-gimple.h (is_gimple_address): New.
21840 * tree.h (decl_address_invariant_p): New.
21841 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21842 (build_string): Likewise.
21843 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21844 (tree_invariant_p_1): Likewise.
21845 (save_expr): Use it.
21846 (tree_invariant_p): New.
21847 (skip_simple_arithmetic): Use it.
21848 (stabilize_reference_1): Use it.
21849 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21851 (build1_stat): Drop code to compute TREE_INVARIANT.
21852 (build2_stat): Drop code to compute TREE_INVARIANT.
21853 (build3_stat): Drop code to compute TREE_INVARIANT.
21854 (build4_stat): Drop code to compute TREE_INVARIANT.
21855 (build5_stat): Drop code to compute TREE_INVARIANT.
21856 (build7_stat): Drop code to compute TREE_INVARIANT.
21857 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21858 * tree.h (struct tree_base): Remove invariant_flag.
21859 (TREE_INVARIANT): Remove.
21860 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21861 (fold_builtin_expect): Check TREE_CONSTANT.
21862 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21863 * c-tree.h (c_expr_to_decl): Drop third parameter.
21864 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21865 (build_c_cast): Don't set TREE_INVARIANT.
21866 (pop_init_level): Don't set TREE_INVARIANT.
21867 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21868 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21870 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21871 (gimplify_addr_expr): Adjust comment.
21872 * tree-mudflap.c (mf_build_string):
21873 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21874 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21875 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21876 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21877 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21878 * langhooks.h (struct lang_hooks): Drop third parameter from
21881 2008-04-23 Richard Guenther <rguenther@suse.de>
21883 PR tree-optimization/27799
21884 PR tree-optimization/32921
21885 PR tree-optimization/32624
21886 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21887 SMTs aliases and the tag itself into the solution.
21888 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21889 merge the points-to solution back into the SMT aliases.
21890 (may_alias_p): Use alias_set_subset_of instead of
21891 aliases_conflict_p. A pointer which points to
21892 memory with alias set zero may access any variable.
21894 2008-04-23 Richard Guenther <rguenther@suse.de>
21896 * alias.c (alias_set_subset_of): Correctly handle asking
21897 if zero is a subset of an alias set with zero child.
21898 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21899 (compute_flow_insensitive_aliasing): Correctly walk all
21900 pointers. Do not unnecessarily union sets.
21902 2008-04-23 Richard Guenther <rguenther@suse.de>
21904 PR middle-end/36021
21905 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21907 2008-04-22 Tomas Bily <tbily@suse.cz>
21909 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21911 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21913 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21914 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21915 * tree-inline.c (estimate_num_insns_1): Likewise.
21916 * varasm.c (const_hash_1, compare_constant, copy_constant)
21917 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21918 * emit-rtl.c (component_ref_for_mem_expr)
21919 (set_mem_attributes_minus_bitpos): Likewise.
21920 * expr.c (highest_pow2_factor, expand_expr_real_1)
21921 (is_aligning_offset): Likewise.
21922 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21923 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21924 * dojump.c (do_jump): Likewise.
21925 * builtins.c (get_pointer_alignment, get_memory_rtx)
21926 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21927 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21929 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21931 PR rtl-optimization/36017
21932 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21933 expanding the library call.
21935 2008-04-22 Ian Lance Taylor <iant@google.com>
21937 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21938 than size_in_bytes.
21940 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21942 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21943 of LR/CTR moves for Power6.
21945 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21947 PR middle-end/36003
21948 * passes.c (init_optimization_passes): Remove
21949 pass_fast_rtl_byte_dce.
21951 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21954 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21955 builtin functions to generate faster code.
21956 (_mm_cvtpu16_ps): Ditto.
21957 (_mm_cvtpi32x2_ps): Ditto.
21959 2008-04-22 Nick Clifton <nickc@redhat.com>
21961 * common.opt (ftree-loop-distribution): Add Optimization
21964 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21965 (frv_expand_builtin_va_start): Likewise.
21967 * config/arm/arm.c (thumb_find_work_register): Fix location of
21968 argument register count.
21970 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21972 Support scheduling for ColdFire V1 and V3 microarchitecture.
21973 Improve scheduling of multiplication instructions.
21975 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21976 (mac): New instruction attribute.
21977 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21978 (m68k_sched_mac): New variable.
21979 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21980 Handle cfv1 and cfv3.
21981 (max_insn_size): New static variable.
21982 (struct _sched_ib): New type.
21983 (sched_ib): New static variable.
21984 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21985 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21986 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21988 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21989 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21990 new variables. Update.
21991 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21992 Add modeling of cfv3 instruction buffer. Update.
21993 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21994 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21995 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21996 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21997 a particular reservation applies to.
21998 (type2): Reorganize attribute values. Rename alu to alu_reg,
21999 alu_l to alu, move_l to omove. Join move to alu. Split mul
22000 to mul_l and mul_w.
22001 (cf_ib_*): Simplify description of instruction buffer.
22002 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
22003 (cf_mem): Split into cf_mem1 and cf_mem2.
22004 (cf_v2_move_??): Rename to cfv12_alu_??.
22005 (cf_v2_move_l_??): Rename to cfv12_omove_??.
22006 (cf_v2_mul_??): Remove reservations.
22007 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
22008 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
22009 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
22011 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
22012 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
22013 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
22014 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
22015 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
22016 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
22017 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
22018 expansions of the above reservations for instructions of sizes
22021 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
22023 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
22025 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
22027 * coverage.c: Include tree-pass.h.
22028 (coverage_counter_alloc): Print da_file_name to the dump file.
22030 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
22032 * sbitmap.c (sbitmap_range_empty_p): New function.
22033 * sbitmap.h (sbitmap_range_empty_p): New function.
22034 * bitmap.h: Now includes obstack.h.
22036 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
22037 Kenneth Zadeck <zadeck@naturalbridge.com>
22039 * dbgcnt.def (ra_byte_scan): Added.
22040 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
22041 when the last hit happens for a counter.
22042 * timevar.def (TV_DF_BYTE_LR): New variable.
22043 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
22044 * passes.c (pass_fast_rtl_byte_dce): New pass.
22045 * fwprop.c (update_df): Added mode to call df_ref_create.
22046 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
22047 DF_REF_EXTRACT_OFFSET.
22048 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
22049 DF_BYTE_LR_OUT, df_byte_lr): New macro.
22051 (df_ref_extract): Added mode field.
22052 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
22053 DF_REF_EXTRACT_OFFSET.
22054 (DF_REF_EXTRACT_MODE): New macro.
22055 (df_byte_lr_bb_info): New structure.
22056 (df_print_byte_regset, df_compute_accessed_bytes,
22057 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
22058 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
22059 df_byte_lr_simulate_uses,
22060 df_byte_lr_simulate_artificial_refs_at_top,
22061 df_byte_lr_simulate_artificial_refs_at_end,
22062 df_compute_accessed_bytes): New function.
22063 (df_ref_create): Add parameter.
22064 (df_byte_lr_get_bb_info): New inline function.
22065 * df-scan.c (df_ref_record, df_uses_record,
22066 df_ref_create_structure): Added mode parameter.
22067 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
22068 df_defs_record, df_uses_record, df_get_conditional_uses,
22069 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
22070 df_entry_block_defs_collect, df_exit_block_uses_collect):
22071 Added mode parameter to calls to df_ref_record, df_uses_record,
22072 df_ref_create_structure.
22073 (df_ref_equal_p, df_ref_compare): Added test for modes.
22074 (df_ref_create_structure): Added code to set mode. Renamed
22075 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
22076 DF_REF_EXTRACT_OFFSET.
22077 * df-core.c (df_print_byte_regset): New function.
22078 * df-byte-scan.c: New file.
22079 * df-problems.c (df_rd_transfer_function): Removed unnecessary
22080 calls to BITMAP_FREE.
22081 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
22082 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
22083 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
22084 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
22085 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
22086 df_byte_lr_local_compute, df_byte_lr_init,
22087 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
22088 df_byte_lr_transfer_function, df_byte_lr_free,
22089 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
22090 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
22091 df_byte_lr_simulate_uses,
22092 df_byte_lr_simulate_artificial_refs_at_top,
22093 df_byte_lr_simulate_artificial_refs_at_end): New function.
22094 * dce.c (byte_dce_process_block): New function.
22095 (dce_process_block): au is now passed in rather than computed
22096 locally. Changed loops that look at artificial defs to not look
22097 for conditional or partial ones, because there never are any.
22098 (fast_dce): Now is able to drive byte_dce_process_block or
22099 dce_process_block depending on the kind of dce being done.
22100 (rest_of_handle_fast_dce): Add parameter to fast_dce.
22101 (rest_of_handle_fast_byte_dce): New function.
22102 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
22103 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
22105 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
22108 * gcc.h: Added fortran options that take arguments to
22109 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
22112 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
22114 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
22115 scalarization if on the LHS and not a full access.
22117 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22119 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
22121 2008-04-18 Rafael Espíndola <espindola@google.com>
22123 * tree-vrp.c (find_case_label_index): Fix the binary search.
22124 (find_case_label_range): New.
22125 (vrp_visit_switch_stmt): Use find_case_label_range.
22126 (simplify_switch_using_ranges): Use find_case_label_range.
22128 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
22130 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
22131 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
22133 2008-04-18 Tom Tromey <tromey@redhat.com>
22136 * doc/cpp.texi (Implementation-defined behavior): Mention
22139 2008-04-18 Ian Lance Taylor <iant@google.com>
22141 * fold-const.c (pointer_may_wrap_p): New static function.
22142 (fold_comparison): Add another test for pointer overflow. Use
22143 pointer_may_wrap_p to disable some false positives.
22145 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22147 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22148 (fname_as_string): Match updated cpp_interpret_string prototype.
22149 (fix_string_type): Support char16_t* and char32_t*.
22150 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22151 derivative) nodes. Register as builtin if C++0x.
22152 (c_parse_error): Support CPP_CHAR{16,32}.
22153 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22154 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22155 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22156 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22157 CTI_CHAR32_ARRAY_TYPE>: New elements.
22158 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22159 char32_type_node, signed_char32_type_node, char16_array_type_node,
22160 char32_array_type_node): New defines.
22161 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22162 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22163 (lex_string): Support CPP_STRING{16,32}, match updated
22164 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22165 (lex_charconst): Support CPP_CHAR{16,32}.
22166 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22167 and CPP_STRING{16,32}.
22169 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22172 * aclocal.m4: Regenerate.
22173 * configure: Regenerate.
22175 2008-04-18 Jan Hubicka <jh@suse.cz>
22177 * except.c (dw2_size_of_call_site_table,
22178 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22180 * cgraphbuild.c (build_cgraph_edges): Update.
22181 * tree-pass.h: Update comment.
22182 * final.c (leaf_function_p): Update.
22183 (leaf_renumber_regs): Update.
22184 (rest_of_clean_state): Update.
22185 * omp-low.c (expand_omp_parallel): Update.
22186 * ipa-reference.c (analyze_function): Update.
22187 * reorg.c (find_end_label): Update.
22188 (optimize_skip): Update.
22189 (fill_simple_delay_slots): Update.
22190 (fill_simple_delay_slots): Update.
22191 (make_return_insns): Update.
22192 (dbr_schedule): Update.
22193 * gimple-low.c (record_vars_into): Update.
22194 * cfgbuild.c (make_edges): Update.
22195 * function.c (assign_stack_local): Update.
22196 (assign_parm_adjust_stack_rtl): Update.
22197 (locate_and_pad_parm): Update.
22198 (allocate_struct_function): Do not initialize stack_alignment_needed
22199 and preferred_stack_boundary here.
22200 (stack_protect_prologue): Update.
22201 (stack_protect_epilogue): Update.
22202 (expand_function_start): Initialize stack_alignment_needed,
22203 preferred_stack_boundary and max_jumptable_ents.
22204 (expand_function_end): Update.
22205 (free_after_compilation): Do not NULLify epilogue_delay_list.
22206 * function.h (struct rtl_data): Add stack_protect_guard,
22207 stack_alignment_needed,
22208 preferred_stack_boundary, epilogue_delay_list.
22209 (struct function): Remove value_histograms, stack_alignment_needed,
22210 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22212 unexpanded_var_list, stack_protect_guard.
22213 (current_function_epilogue_delay_list): Remove.
22214 * ipa-type-escape.c (analyze_function): Update.
22215 * gimplify.c (pop_gimplify_context): Update comment.
22216 * calls.c (expand_call): Update.
22217 (emit_library_call_value_1): Update.
22218 * except.c (set_nothrow_function_flags): Update.
22219 * cfgexpand.c (get_decl_align_unit): Update.
22220 (create_stack_guard): Update.
22221 (estimated_stack_frame_size): Update.
22222 (expand_used_vars): Update.
22223 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22224 * explow.c (allocate_dynamic_stack_space): Update.
22225 * tree-ssa-live.c (remove_unused_locals): Update.
22226 * varasm.c (mark_constant_pool): Update.
22227 * tree-inline.c (remap_decls): Update.
22228 (initialize_cfun): Update.
22229 (declare_return_variable): Update.
22230 (inline_forbidden_p): Update.
22231 (expand_call_inline): Update.
22232 (declare_inline_vars): Update.
22233 (tree_function_versioning): Update.
22234 * tree-flow.h (value_histograms): New.
22235 (VALUE_HISTOGRAMS): New macro.
22236 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22238 * tree-cfg.c (set_bb_for_stmt): Update.
22239 (replace_by_duplicate_decl): Update.
22240 (move_block_to_fn): Update.
22241 (new_label_mapper): Update.
22242 (dump_function_to_file): Update.
22243 * ipa-struct-reorg.c (build_data_structure): Update.
22244 * cfgrtl.c (print_rtl_with_bb): Update.
22245 * reload1.c (reload): Update.
22247 * config/i386/i386.c (setup_incoming_varargs_64,
22248 ix86_compute_frame_layout): Update.
22249 * config/arc/arc.c (arc_output_function_epilogue): Update.
22251 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22253 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22254 for FreeBSD as well.
22255 * gthr-posix95.h: Likewise.
22257 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22259 PR rtl-optimization/35838
22260 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22261 out the byte offset of the first subreg.
22263 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22265 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22266 to split_ti instead of three separate calls with single member arrays.
22267 (subti3 splitter): Ditto.
22268 (adddi3 splitter): Ditto with split_di.
22269 (subdi3 splitter): Ditto.
22270 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22271 two separate calls with single member arrays. Swap match_dup
22272 operands 1 and 2 to better fit into the array.
22273 (negdi2 splitter): Ditto with split_di.
22274 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22275 two separate calls with single member arrays. Swap match_dup operands
22276 6 and 7 to better fit into the array.
22278 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22280 * config/i386/i386.c (sse_builtin_type): New.
22281 (bdesc_sse_args): Likewise.
22282 (bdesc_sse_3arg): Removed.
22283 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22284 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22285 IX86_BUILTIN_ROUNDPS.
22286 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22287 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22288 IX86_BUILTIN_ROUNDPS.
22289 (ix86_expand_sse_4_operands_builtin): Removed.
22290 (ix86_expand_sse_operands_builtin): New.
22291 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22292 and CODE_FOR_sse4_1_roundps.
22293 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22294 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22296 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22299 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22300 regs before frame pop when needed. If use_backchain_to_restore_sp
22301 then load backchain into a temp reg to restore vr and vrsave. Add
22302 code to restore vr after frame pop if possible.
22304 2008-04-17 Richard Guenther <rguenther@suse.de>
22306 * tree-vn.c (expressions_equal_p): Do not check type
22307 equality or compatibility before calling operand_equal_p.
22308 * fold-const.c (operand_equal_p): Check equivalence of
22309 integer constants before bailing out due to signedness or
22310 precision differences.
22311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22312 spurious differences in type qualification. Ignore types
22313 for COMPONENT_REFs at all.
22315 2008-04-17 Christian Bruel <christian.bruel@st.com>
22317 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22318 msw_skip comparison.
22320 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22323 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22326 PR tree-optimization/35899
22327 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22328 rather than TREE_OPERAND.
22330 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22333 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22334 temporary registers. Change operand predicate to general_operand.
22335 (remainderxf3): Ditto.
22337 2008-04-16 Richard Guenther <rguenther@suse.de>
22339 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22340 * tree-affine.c (aff_combination_expand): Look through some
22343 2008-04-15 Doug Kwan <dougkwan@google.com>
22345 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22347 * tree-pretty-print.c (dump_generic_node): Ditto.
22348 * final.c (output_addr_const): Ditto.
22349 * dwarf2out.c (output_cfi): Ditto.
22350 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22351 * print-rtl.c (print_rtx): Ditto.
22352 * print-tree.c (print_node_brief, print_node): Ditto.
22353 * c-common.c (match_case_to_enum_1): Ditto.
22354 * sched-vis.c (print_value): Ditto.
22355 * config/i386/i386.c (print_operand): Cast to long unsigned int
22358 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22359 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22360 MS Windows VirtualProtect function.
22362 2008-04-15 Jan Hubicka <jh@suse.cz>
22364 * gengtype.c (write_root): Param_is argument is OK.
22365 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22366 * function.h: Include varray.h
22367 (rtl_eh): New stucture based on except.c one.
22368 (call_site_record): New forward declaration and vector type.
22369 * calls.c (emit_call_1): Do not call
22370 note_current_region_may_contain_throw.
22371 * except.c (eh_status): Remove cur_region, try_region since they are
22373 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22374 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22375 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22376 Remove call_site_data_used, call_site_data_size.
22377 Turn call_site_record into vector in function.h.
22378 (note_current_region_may_contain_throw): Remove.
22379 (get_exception_pointer, get_exception_filter): Do not take struct
22380 function argument; update.
22381 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22382 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22383 build_post_landing_pads, dw2_build_landing_pads,
22384 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22385 sjlj_emit_function_enter, sjlj_emit_function_enter,
22386 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22387 sjlj_build_landing_pads, finish_eh_generation,
22388 remove_exception_handler_label, remove_eh_handler,
22389 maybe_remove_eh_handler, add_reachable_handler,
22390 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22391 add_action_record, collect_one_action_chain, add_call_site,
22392 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22393 sjlj_output_call_site_table, output_function_exception_table,
22394 * except.h (note_current_region_may_contain_throw): Remove
22395 (get_exception_pointer, get_exception_filter): Do not take struct
22397 * Makefile.in (GTFILES): Put varargs before struct function.
22399 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22401 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22402 punt for STRING_CST.
22403 (get_constraint_for): Deal with STRING_CST here instead.
22405 2008-04-15 Richard Guenther <rguenther@suse.de>
22407 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22408 statements in a basic-block with a backward walk. Do not
22409 substitute into dead statements but instead remove those.
22411 2008-04-15 Richard Guenther <rguenther@suse.de>
22413 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22414 to zero, thus disable creation of SFTs.
22416 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22418 * tree-predcom.c (suitable_reference_p): Return false if the
22419 reference can throw.
22421 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22424 * c-decl.c (finish_decl): If extern or static var has variable
22425 size, set TREE_TYPE (decl) to error_mark_node.
22427 2008-04-15 Rafael Espíndola <espindola@google.com>
22429 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22432 2008-04-15 Richard Guenther <rguenther@suse.de>
22434 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22435 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22436 (visit_reference_op_load): Do walk vuse-vdef chains on
22437 vn_reference_lookup.
22438 (visit_reference_op_store): But do not here.
22439 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22440 vn_reference_lookup.
22441 (vn_lookup_with_vuses): But do so here.
22443 2008-04-14 Ian Lance Taylor <iant@google.com>
22445 * fold-const.c (fold_overflow_warning): Remove assertion.
22447 2008-04-15 Ben Elliston <bje@au.ibm.com>
22449 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22450 temp1 local variables.
22452 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22455 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22456 ".text.unlikely" section as executable.
22458 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22460 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22461 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22462 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22463 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22464 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22465 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22466 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22468 2008-04-14 Ian Lance Taylor <iant@google.com>
22470 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22471 * fold-const.c (fold_comparison): If appropriate, test
22472 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22473 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22474 reassociating a pointer type.
22475 * doc/invoke.texi (Optimize Options): Document that
22476 -fstrict-overflow applies to pointer wraparound.
22478 2008-04-13 Jan Hubicka <jh@suse.cz>
22480 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22482 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22484 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22485 we are going to "save the world".
22487 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22489 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22490 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22491 operand 0 constraint, not "=".
22493 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22495 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22497 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22499 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22500 of size of positions_needed * CHAR_BIT.
22502 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22504 PR middle-end/35897
22505 * dse.c (store_info): Change positions_needed to unsigned
22507 (lowpart_bitmask): New.
22508 (record_store): Cast to unsigned HOST_WIDE_INT for
22509 positions_needed. Assert width <= size of positions_needed *
22510 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22511 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22512 lowpart_bitmask to set mask.
22514 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22516 * config/bfin/constraints.md: New file.
22517 * config/bfin/bfin.md: Include it.
22518 (adddi3): Use satisfies_constraint functions instead of the old macros.
22519 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22520 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22521 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22522 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22523 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22524 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22525 EXTRA_CONSTRAINT): Delete.
22526 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22527 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22529 * config/bfin/bfin.c: Include "tm-constrs.h".
22530 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22531 Use satisfies_constraint functions instead of the old macros.
22532 * doc/md.texi (Blackfin Constraints): Update file name reference.
22534 2008-04-11 Richard Guenther <rguenther@suse.de>
22536 PR tree-optimization/35869
22537 * tree-vrp.c (execute_vrp): Move switch statement update after
22538 jump threading. Schedule another cfg cleanup run.
22540 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22543 * attribs.c (decl_attributes): Return early on errorneous node.
22545 2008-04-10 Oleg Ryjkov <olegr@google.com>
22547 * tree.h (struct tree_base): Added a new flag default_def_flag.
22548 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22550 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22552 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22554 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22557 * pa.md: Define mode iterator P. Define mode attribute dwc.
22558 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22559 (icacheflush): Likewise.
22560 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22561 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22563 2008-04-11 Ben Elliston <bje@au.ibm.com>
22565 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22567 2008-04-10 Rafael Espíndola <espindola@google.com>
22569 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22570 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22571 (extract_range_from_expr): The same.
22573 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22575 * config/mips/mips.md (GPR2): New mode iterator.
22576 (seq): Add comment.
22577 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22578 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22579 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22580 Rewrite these to take two modes, the mode of comparison and the
22581 mode of the destination.
22582 * config/mips/mips.c (mips_expand_scc): Instead of having
22583 paradoxical subreg as destination, expand "narrowing" scc if mode
22584 of comparison is SI and target is requested in DI mode.
22585 (mips_emit_int_order_test): Update comment. Make mode of
22586 comparison match CMP0 rather than TARGET. When creating inverse
22587 target use mode of TARGET.
22589 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22591 * gcov-dump.c (tag_summary): Only print summaries for the first
22592 GCOV_COUNTERS_SUMMABLE counters.
22594 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22596 * config/i386/i386.md (absneg): New code iterator.
22597 (absnegprefix): New code attribute.
22598 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22599 patterns using absneg code iterator.
22600 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22601 using absneg code iterator.
22602 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22603 *neg<mode>2 patterns using absneg code iterator.
22604 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22605 *negextendsfdf2 patterns using absneg code iterator.
22606 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22607 *negextendsfxf2 patterns using absneg code iterator.
22608 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22609 *negextendsfdf2 patterns using absneg code iterator.
22610 * config/i386/sse.md (<code><mode>2): Macroize expander from
22611 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22613 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22615 * config/s390/s390.h: Remove the remains of the recent search
22616 & replace action of current_function_outgoing_args_size.
22618 2008-04-10 Ira Rosen <irar@il.ibm.com>
22620 PR tree-optimization/35821
22621 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22622 NEW_STMT_LIST is not NULL.
22624 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22627 * toplev.c (process_options): Remove -ffunction-sections debugging
22630 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22632 PR middle-end/PR28690
22633 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22634 than gen_rtx_fmt_ee to perform more canonicalizations.
22636 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22639 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22641 2008-04-09 Richard Guenther <rguenther@suse.de>
22643 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22644 (dump_function_to_file): Dump function arguments with types.
22646 2008-04-08 Richard Guenther <rguenther@suse.de>
22648 * fold-const.c (fold_widened_comparison): Do not allow
22649 sign-changes that change the result.
22651 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22654 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22655 kinds of indirect references.
22657 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22659 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22660 GNU Fortran language string.
22662 2008-04-08 Rafael Espíndola <espindola@google.com>
22664 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22665 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22666 * tree.h (tree_call_nonnegative_warnv_p): New.
22668 2008-04-08 Jan Hubicka <jh@suse.cz>
22670 * function.c (free_after_compilation): Clear out regno_reg_rtx
22673 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22676 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22678 PR middle-end/PR28690
22679 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22680 same precedence as REG_POINTER and MEM_POINTER operands.
22682 2008-04-08 Richard Guenther <rguenther@suse.de>
22684 PR middle-end/35834
22685 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22686 for adding index to base.
22688 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22690 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22691 (MINGW_ENABLE_EXECUTE_STACK): New.
22692 (IN_LIBGCC2): For libgcc include windows.h file for
22693 function declarations.
22695 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22697 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22698 and tem2 if tem1 is not a REG or MULT.
22700 2008-04-08 Jan Hubicka <jh@suse.cz>
22702 * function.h (incomming_args): Break out of struct function.
22703 (function_subsections): Break out of struct function.
22704 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22705 return_rtx and hard_reg_initial_vals from struct function.
22706 Kill inl_max_label_num.
22707 (current_function_pops_args, current_function_args_info,
22708 current_function_args_size, current_function_args_size,
22709 current_function_pretend_args_size,
22710 current_function_outgoing_args_size,
22711 current_function_internal_arg_pointer, current_function_return_rtx):
22712 Kill compatibility accestor macros.
22713 * builtins.c (expand_builtin_apply_args_1): Update.
22714 (expand_builtin_next_arg): Update.
22715 * df-scan.c (df_get_call_refs): Update.
22716 * dbxout.c (dbxout_function_end): Update.
22717 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22718 (output_line_info): Update.
22719 (secname_for_decl): Update.
22720 (dwarf2out_var_location): Update.
22721 * function.c (free_after_compilation): Update.
22722 (assign_parm_find_stack_rtl): Update.
22723 (assign_parms): Update.
22724 (expand_dummy_function_end): Update.
22725 (expand_function_end): Update.
22726 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22727 (expand_call): Update.
22728 (emit_library_call_value_1): Update.
22729 (store_one_arg): Update.
22730 * varasm.c (initialize_cold_section_name): Update.
22731 (unlikely_text_section): Update.
22732 (unlikely_text_section_p): Update.
22733 (assemble_start_function): Update.
22734 (assemble_end_function): Update.
22735 (default_section_type_flags): Update.
22736 (switch_to_section): Update.
22737 * integrate.c (set_decl_abstract_flags): Update.
22738 (get_hard_reg_initial_val): Update.
22739 (has_hard_reg_initial_val): Update.
22740 (allocate_initial_values): Update.
22741 * resource.c (init_resource_info): Update.
22742 * config/alpha/alpha.c (NUM_ARGS): Update.
22743 (direct_return): Update.
22744 (alpha_va_start): Update.
22745 (alpha_sa_size): Update.
22746 (alpha_initial_elimination_offset): Update.
22747 (alpha_expand_prologue): Update.
22748 (alpha_start_function): Update.
22749 (alpha_expand_epilogue): Update.
22750 (unicosmk_initial_elimination_offset):
22751 * config/alpha/alpha.md (call expander): Update.
22752 * config/s390/s390.c (s390_register_info): Update.
22753 (s390_register_info): Update.
22754 (s390_frame_info): Update.
22755 (s390_initial_elimination_offset): Update.
22756 (s390_build_builtin_va_list): Update.
22757 (s390_va_start): Update.
22758 * config/spu/spu.c (direct_return): Update.
22759 (spu_expand_prologue): Update.
22760 (spu_initial_elimination_offset): Update.
22761 (spu_build_builtin_va_list): Update.
22762 (spu_va_start): Update.
22763 * config/sparc/sparc.c (sparc_init_modes): Update.
22764 (sparc_compute_frame_size): Update.
22765 (function_value): Update.
22766 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22767 * config/i386/i386.md (return expander): Update.
22768 * config/i386/i386.c (ix86_va_start): Update.
22769 (ix86_can_use_return_insn_p): Update.
22770 (ix86_compute_frame_layout): Update.
22771 (ix86_expand_epilogue): Update.
22772 * config/sh/sh.c (output_stack_adjust): Update.
22773 (calc_live_regs): Update.
22774 (sh_expand_prologue): Update.
22775 (sh_builtin_saveregs): Update.
22776 (sh_va_start): Update.
22777 (initial_elimination_offset): Update.
22778 (sh_allocate_initial_value): Update.
22779 (sh_function_ok_for_sibcall): Update.
22780 (sh_get_pr_initial_val): Update.
22781 * config/sh/sh.md (return expander): Update.
22782 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22783 * config/crx/crx.c (crx_compute_frame): UPdate.
22784 (crx_initial_elimination_offset): UPdate.
22785 * config/xtensa/xtensa.c (compute_frame_size): Update
22786 (xtensa_builtin_saveregs): Update.
22787 (xtensa_va_start): Update.
22788 (order_regs_for_local_alloc): Update.
22789 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22790 (xstormy16_expand_builtin_va_start): Update.
22791 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22792 * config/m68hc11/m68hc11.md (return expanders): Update.
22793 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22794 (expand_epilogue): Update.
22795 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22796 (cris_simple_epilogue): Update.
22797 (cris_expand_prologue): Update.
22798 (cris_expand_epilogue): Update.
22799 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22800 (compute_frame_size): Update.
22801 * config/mt/mt.c (mt_compute_frame_size): Update.
22802 * config/mn10300/mn10300.c (expand_prologue): Update.
22803 (expand_epilogue): Update.
22804 (initial_offset): Update.
22805 (mn10300_builtin_saveregs):
22806 * config/mn10300/mn10300.md (return expander): Update.
22807 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22808 (ia64_initial_elimination_offset): Update.
22809 (ia64_initial_elimination_offset): Update.
22810 (ia64_expand_prologue): Update.
22811 * config/m68k/m68k.md (return expander): Update.
22812 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22813 (rs6000_stack_info): Update.
22814 * config/mcore/mcore.c (layout_mcore_frame): Update.
22815 (mcore_expand_prolog): Update.
22816 * config/arc/arc.c (arc_compute_frame_size): Update.
22817 * config/score/score3.c (score3_compute_frame_size): Update.
22818 * config/score/score7.c (score7_compute_frame_size): Update.
22819 * config/arm/arm.c (use_return_insn): Update.
22820 (thumb_find_work_register): Update.
22821 (arm_compute_save_reg_mask): Update.
22822 (arm_output_function_prologue): Update.
22823 (arm_output_epilogue): Update.
22824 (arm_size_return_regs): Update.
22825 (arm_get_frame_offsets): Update.
22826 (arm_expand_prologue): Update.
22827 (thumb_exit): Update.
22828 (thumb_unexpanded_epilogue): Update.
22829 (thumb1_output_function_prologue): Update.
22830 * config/pa/pa.md (return expander): Update.
22831 * config/pa/pa.c (compute_frame_size): Update.
22832 (hppa_builtin_saveregs): Update.
22833 * config/mips/mips.c (mips_va_start): Update.
22834 (mips16_build_function_stub): Update.
22835 (mips_compute_frame_info): Update.
22836 (mips_restore_gp): Update.
22837 (mips_output_function_prologue): Update.
22838 (mips_expand_prologue): Update.
22839 * config/v850/v850.c (compute_frame_size): Update.
22840 (expand_prologue): * config/mmix/mmix.c (along): update.
22841 (mmix_initial_elimination_offset): update.
22842 (mmix_reorg): update.
22843 (mmix_use_simple_return): update.
22844 (mmix_expand_prologue): update.
22845 (mmix_expand_epilogue): Update.
22846 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22847 (emit_link_insn): Update.
22849 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22851 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22852 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22854 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22857 2008-04-07 Jan Hubicka <jh@suse.cz>
22859 * function.h (rtl): Rename to x_rtl.
22860 (crtl): New define.
22861 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22862 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22863 used_temp_slots avail_temp_slots, temp_slot_level,
22864 nonlocal_goto_handler_labels): Update accesstors.
22865 (rtl): New global variable.
22866 (struct function): Move some fileds to rtl_data.
22867 (get_arg_pointer_save_area): Update prototype.
22868 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22869 get_arg_pointer_save_area.
22870 * expr.c (init_expr): Update
22871 * function.c (get_frame_size): Update
22872 (assign_stack_local): Update
22873 (expand_function_end): Update.
22874 (get_art_pointer_save_area): Update
22876 * emit-rtl.c (rtl): Declare.
22877 (regno_reg_rtx): Declare.
22878 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22880 (gen_reg_rtx): Update.
22881 * varasm.c (n_deferred_constatns): Update accestor.
22882 (init_varasm_status): Do not allocate varasm_status.
22883 (force_const_mem, get_pool_size, output_constant_pool): Update.
22884 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22885 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22886 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22887 * sparc/sparc.h (INIT_EXPANDERS): Update.
22888 * ia64/ia64.h (INIT_EXPANDERS): Update.
22890 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22892 * reload.c (push_secondary_reload): Add missing break to for loop.
22894 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22896 PR middle-end/PR28690
22897 * rtlanal.c: Update copyright years.
22898 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22899 as REG_POINTER and MEM_POINTER operands.
22900 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22901 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22902 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22903 * gcse.c: Update copyright years.
22904 (pre_delete): Call gen_reg_rtx_and_attrs.
22905 (hoist_code): Likewise.
22906 (build_store_vectors): Likewise.
22907 (delete_store): Likewise.
22908 * loop-invariant.c (move_invariant_reg): Likewise.
22909 Update copyright years.
22911 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22913 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22914 control string instead of quoted.
22916 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22918 * doc/rtl.texi: Rewrite of subreg section.
22920 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22923 * config/i386/i386.c (legitimize_pic_address): Add treating
22924 of dllimport SYM_REF's.
22925 (legitimize_dllimport_symbol): Add prototype.
22927 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22929 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22930 reference in constructor with non self-referential type.
22932 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22934 Removal of Return with Depressed Stack Pointer support
22935 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22936 (ECF_SP_DEPRESSED): Likewise.
22937 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22938 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22939 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22940 (expand_call): Do not test ECF_SP_DEPRESSED.
22941 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22942 * function.c (keep_stack_depressed): Delete.
22943 (handle_epilogue_set): Likewise.
22944 (update_epilogue_consts): Likewise.
22945 (emit_equiv_load): Likewise.
22946 (thread_prologue_and_epilogue_insns): Remove support for Return with
22947 Depressed Stack Pointer.
22948 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22950 2008-04-06 Richard Guenther <rguenther@suse.de>
22952 PR tree-optimization/35400
22953 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22954 information from SSA_NAMEs.
22956 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22958 * config/avr/avr.h (avr_mega_p): Remove declaration.
22959 (AVR_MEGA): Remove macro.
22960 * config/avr/avr.c (avr_mega_p): Remove variable.
22961 (avr_override_options): Remove inicializion of avr_mega_p.
22962 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22963 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22964 (avr_jump_mode): (Ditto.).
22965 (avr_output_progmem_section_asm_op): (Ditto.).
22966 (avr_asm_init_sections): (Ditto.).
22967 (avr_asm_init_sections): (Ditto.).
22968 (avr_rtx_costs): (Ditto.).
22969 * config/avr/avr.md: (Ditto.).
22970 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22973 2008-04-06 Richard Guenther <rguenther@suse.de>
22975 PR tree-optimization/35842
22976 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22977 is_gimple_invariant_address.
22979 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22981 * gcc.c (default_compilers): Sync Fortran extensions list with
22982 that in fortran/lang-specs.h.
22983 * doc/invoke.texi: Likewise.
22984 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22985 * dwarf2out.c (gen_compile_unit_die): Likewise.
22987 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22989 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22991 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22994 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22995 attribute is used for nested functions.
22997 2008-04-05 Jan Hubicka <jh@suse.cz>
22999 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
23001 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
23003 (dump_files): Update.
23004 (enable_rtl_dump_file): Do not accept letter argument.
23005 * tree-pass.h (dump_file_info): Remove letter argument.
23006 * toplev.c (decode_d_option): Update -da handling.
23007 * toplev.h (enable_rtl_dump_file): Update prototype.
23008 * passes.c (register_one_dump_file): Do not accept IPA argument; work
23009 it out based on pass type.
23010 (register_dump_files_1): Likewise.
23011 (init_optimization_passes): Update register_one_dump_file calls.
23012 (execute_one_pass): Sanity check that IPA passes are called at IPA
23013 level and RTL passes at RTL level.
23014 (execute_pass_list): IPA pass can not be after or subpass of
23016 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
23017 disallov RTL subpasses of IPA subpasses.
23019 2008-04-05 Ben Elliston <bje@au.ibm.com>
23021 * tree-cfg.c (need_fake_edge_p): Return false for calls to
23022 builtins that return exactly once and do not throw. Cache call to
23025 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
23027 PR rtl-optimization/34916
23028 PR middle-end/35519
23029 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
23030 between instruction pairs.
23032 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
23034 * doc/invoke.texi: Document -mbitops for SH.
23035 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
23036 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
23037 * config/sh/sh.c (print_operand): Add %t operand code.
23038 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
23039 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
23040 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
23041 (extendqihi2): Likewise.
23042 (movqi_i): Likewise.
23043 (insv): Use bset, bclr and bst instructions for SH2A if possible.
23044 (extv): Use bld instruction for SH2A if possible.
23046 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
23047 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
23048 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
23049 (bset.b, bclr.b): Define peepholes.
23050 * config/sh/sh.opt (mbitops): New option.
23052 2008-04-04 Janis Johnson <janis187@us.ibm.com>
23055 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
23056 and view convert expression.
23058 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23061 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
23063 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
23065 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
23067 * config/i386/cpuid.h (bit_AES): New.
23068 (bit_PCLMUL): Likewise.
23070 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
23071 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
23072 SSE2 if AES or PCLMUL is enabled.
23073 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
23074 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
23075 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
23076 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
23077 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
23078 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
23079 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
23080 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
23081 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
23082 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
23083 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
23084 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
23085 __builtin_ia32_aeskeygenassist128 and
23086 __builtin_ia32_pclmulqdq128.
23087 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
23088 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
23089 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
23091 * config/i386/i386.h (TARGET_AES): New.
23092 (TARGET_PCLMUL): Likewise.
23093 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
23095 * config/i386/i386.md (UNSPEC_AESENC): New.
23096 (UNSPEC_AESENCLAST): Likewise.
23097 (UNSPEC_AESDEC): Likewise.
23098 (UNSPEC_AESDECLAST): Likewise.
23099 (UNSPEC_AESIMC): Likewise.
23100 (UNSPEC_AESKEYGENASSIST): Likewise.
23101 (UNSPEC_PCLMUL): Likewise.
23103 * config/i386/i386.opt (maes): New.
23104 (mpclmul): Likewise.
23106 * config/i386/sse.md (aesenc): New pattern.
23107 (aesenclast): Likewise.
23108 (aesdec): Likewise.
23109 (aesdeclast): Likewise.
23110 (aesimc): Likewise.
23111 (aeskeygenassist): Likewise.
23112 (pclmulqdq): Likewise.
23114 * config/i386/wmmintrin.h: New.
23116 * doc/extend.texi: Document AES and PCLMUL built-in function.
23118 * doc/invoke.texi: Document -maes and -mpclmul.
23120 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
23122 * function.c (free_after_parsing): Replace with
23123 cxx_push_function_context from C++ front-end.
23124 (allocate_struct_function): Don't call langhook.
23125 * langhooks.h (struct lang_hooks_for_functions): Delete.
23126 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
23128 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
23129 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
23130 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
23131 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
23132 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
23133 remove LANG_HOOKS_FUNCTION_INITIALIZER.
23134 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
23136 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23137 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23139 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23142 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23145 2008-04-04 Richard Guenther <rguenther@suse.de>
23147 PR middle-end/35823
23148 * fold-const.c (optimize_minmax_comparison): Use the correct
23149 type for the constant in the simplified comparison.
23151 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23153 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23154 Pass L2 size as "--param l2-cache-size" to the compiler.
23155 (decode_l2_cache): New function to decode L2 cache parameters using
23156 0x8000006 extended cpuid function.
23157 (detect_caches_amd): Determine parameters of L2 cache using
23158 decode_l2_caches function.
23159 (decode_caches_intel): Decode L2 cache parameters.
23160 (detect_caches_intel): Determine L2 cache parameters using
23161 decode_caches_intel and decode_l2_caches functions.
23163 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23165 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23166 secondary input reload for subword loads from the constant pool.
23168 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23171 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23172 constants of the appropriate size for runtime calculations.
23175 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23176 decimal-float literal constant zero.
23178 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23181 * c-parser.c (c_parser_omp_atomic): Call
23182 default_function_array_conversion on the RHS.
23184 PR middle-end/35818
23185 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23186 call is_variable_sized if decl has incomplete type.
23188 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23190 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23192 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23194 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23196 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23197 (sgt<u>): Merge sgt and sgtu into new expander.
23198 (sgt, sgtu): Remove expanders.
23199 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23200 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23201 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23202 *sgtu_<mode>_mips16 into new pattern.
23203 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23204 (sge<u>): Merge sge and sgeu into new expander.
23205 (sge, sgeu): Remove expanders.
23206 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23208 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23209 (slt<u>): Merge slt and sltu into new expander.
23210 (slt, sltu): Remove expanders.
23211 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23212 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23213 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23214 *sltu_<mode>_mips16 into new pattern.
23215 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23216 (sle<u>): Merge sle and sleu into new expander.
23217 (sle, sleu): Remove expanders.
23218 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23219 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23220 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23221 *sleu_<mode>_mips16 into new pattern.
23222 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23224 2008-04-03 Jan Hubicka <jh@suse.cz>
23226 PR tree-optimization/35795
23227 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23228 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23229 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23230 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23231 * score/score3.c (score3_output_mi_thunk): Likewise.
23232 * score/score7.c (score7_output_mi_thunk): Likewise.
23233 * mips/mips.c (mips_output_mi_thunk): Likewise.
23235 2008-04-03 Richard Guenther <rguenther@suse.de>
23237 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23238 conversions. Simplify code.
23240 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23242 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23244 2008-04-03 Tom Tromey <tromey@redhat.com>
23245 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23247 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23248 * config/bfin/t-bfin-linux (generated_files): Add
23249 linux-sysroot-suffix.h.
23250 * doc/install.texi (Prerequisites): Require make 3.80.
23251 * doc/sourcebuild.texi (Front End Directory): Document new
23253 * Makefile.in (generated_files): New variable.
23254 (ALL_HOST_OBJS): New variable.
23255 ($(ALL_HOST_OBJS)): New target.
23257 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23259 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23260 (remap_block): Call id->transform_lang_insert_block instead
23262 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23263 Set id.transform_lang_insert_block to NULL.
23264 (clone_body): Move to cp/optimize.c
23265 * tree-inline.h (struct copy_body_data): Change
23266 transform_lang_insert_block to function pointer.
23267 (copy_generic_body, copy_decl_no_change): Export.
23268 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23269 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23270 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23272 * c-tree.h (insert_block): Kill.
23273 * c-decl.c (insert_block): Kill.
23275 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23277 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23278 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23279 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23281 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23282 argument, call {push,pop}_function_context from here.
23283 * c-parser.c: Use c_{push,pop}_function_context.
23285 * function.c (push_function_context_to): Move meat ...
23286 (push_function_context): ... here. Simplify.
23287 * function.c (pop_function_context_from): Move meat ...
23288 (pop_function_context): ... here. Simplify.
23289 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23291 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23292 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23293 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23294 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23296 2008-04-03 Ben Elliston <bje@au.ibm.com>
23298 * expmed.c (extract_force_align_mem_bit_field): Remove.
23300 2008-04-03 Richard Guenther <rguenther@suse.de>
23302 PR middle-end/35800
23303 * expr.h (try_casesi): Adjust prototype.
23304 * expr.c (try_casesi): Take fallback label as extra parameter.
23305 Use that for gen_casesi if default_label is NULL.
23306 * stmt.c (expand_case): Pass fallback label to try_casesi,
23307 make sure to fill gaps with a fallback label if default_label
23310 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23313 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23315 2008-04-03 Ben Elliston <bje@au.ibm.com>
23317 * expmed.c (extract_split_bit_field): Remove if (0) code.
23318 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23319 (do_ds_constraint): Likewise.
23321 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23323 * doc/cppopts.texi (-dU): Document.
23324 * c-common.h (flag_dump_macros): Update comment.
23325 * c-opts.c (handle_OPT_d): Handle -dU.
23326 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23327 dump_queued_macros, cb_used_define, cb_used_undef): New.
23328 (init_pp_output): Handle -dU.
23329 (cb_line_change): Call dump_queued_macros.
23330 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23332 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23334 * config/avr/predicates.md (io_address_operand): New predicate.
23335 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23336 * config/avr/avr.c (avr_io_address_p): Remove function.
23337 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23338 'avr_io_address_p' function.
23339 (out_movhi_r_mr): (Ditto.).
23340 (out_movqi_mr_r): (Ditto.).
23341 (out_movhi_mr_r): (Ditto.).
23342 (avr_address_cost): (Ditto.).
23344 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23346 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23347 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23348 in 32bit mode when XMM registers are available to avoid store
23350 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23351 corresponding post-reload splitters.
23353 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23355 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23356 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23357 __builtin_ia32_roundss.
23358 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23359 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23360 __builtin_ia32_roundss.
23361 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23362 IX86_BUILTIN_SHUFPD here.
23364 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23366 * config/i386/i386.md (plogic): New.
23367 (plogicprefix): Likewise.
23369 * config/i386/mmx.md (mmx_<code><mode>3): New.
23370 (mmx_and<mode>3): Removed.
23371 (mmx_ior<mode>3): Likewise.
23372 (mmx_xor<mode>3): Likewise.
23374 * config/i386/sse.md (<code><mode>3): New.
23375 (*<code><mode>3): Likewise.
23376 (*<code><mode>3): Likewise.
23377 (<code><mode>3): Likewise.
23378 (*sse_<code><mode>3): Likewise.
23379 (*sse2_<code><mode>3): Likewise.
23380 (<code>tf3): Likewise.
23381 (*<code>tf3): Likewise.
23382 (and<mode>3): Likewise.
23383 (*and<mode>3): Likewise.
23384 (ior<mode>3): Removed.
23385 (*ior<mode>3): Likewise.
23386 (xor<mode>3): Likewise.
23387 (*xor<mode>3): Likewise.
23388 (*and<mode>3): Likewise.
23389 (*ior<mode>3): Likewise.
23390 (*xor<mode>3): Likewise.
23391 (and<mode>3): Likewise.
23392 (*sse_and<mode>3): Likewise.
23393 (*sse2_and<mode>3): Likewise.
23394 (andtf3): Likewise.
23395 (*andtf3): Likewise.
23396 (ior<mode>3): Likewise.
23397 (*sse_ior<mode>3): Likewise.
23398 (*sse2_ior<mode>3): Likewise.
23399 (iortf3): Likewise.
23400 (*iortf3): Likewise.
23401 (xor<mode>3): Likewise.
23402 (*sse_xor<mode>3): Likewise.
23403 (*sse2_xor<mode>3): Likewise.
23404 (xortf3): Likewise.
23405 (*xortf3): Likewise.
23407 2008-04-02 Richard Guenther <rguenther@suse.de>
23409 PR tree-optimization/14495
23410 PR tree-optimization/34793
23411 * tree-vrp.c (struct switch_update): New structure.
23412 (to_remove_edges, to_update_switch_stmts): New VECs.
23413 (simplify_switch_using_ranges): New function. Remove not taken
23414 case labels and edges.
23415 (simplify_stmt_using_ranges): Call it.
23416 (identify_jump_threads): Mark edges we have queued for removal
23417 so we don't thread them.
23418 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23420 * tree-cfg.c (group_case_labels): Deal with missing default label.
23421 (tree_verify_flow_info): Allow missing default label.
23422 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23423 (emit_case_nodes): Likewise.
23424 (expand_case): Do not rely on the default label to be present.
23425 * expr.c (try_casesi): Deal with NULL default_label.
23426 (do_tablejump): Likewise.
23428 2008-04-02 Richard Guenther <rguenther@suse.de>
23430 PR tree-optimization/14495
23431 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23432 SWITCH_EXPR here ...
23433 (vrp_visit_switch_stmt): ... but here (new function).
23434 (find_case_label_index): New helper function.
23435 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23437 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23439 * fwprop.c: Fix ISO-C99ism.
23441 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23444 * Makefile.in (objdir): Set it here.
23445 * configure.ac: Not here. Find dynamic linker characteristics.
23446 * exec-tool.in: Use them.
23447 * aclocal.m4: Regenerate.
23448 * configure: Regenerate.
23450 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23452 * expr.c (expand_var): Delete it.
23453 * expr.h (expand_var): Delete prototype.
23454 * function.c (expand_function_start): Use expand_decl instead.
23455 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23458 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23460 PR rtl-optimization/35542
23461 * fwprop.c (forward_propagate_and_simplify): Replace
23462 loc_reg_mentioned_in_p with reg_mentioned_p.
23464 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23466 PR rtl-optimization/35281
23467 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23468 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23469 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23470 (varying_mem_p): Move above propagate_rtx.
23471 (all_uses_available_at): Do not check MEMs.
23473 2008-04-02 Rafael Espíndola <espindola@google.com>
23475 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23476 (register_edge_assert_for_2): Split the cond argument.
23477 (register_edge_assert_for_1): Adjust for the change in
23478 register_edge_assert_for_2.
23479 (register_edge_assert_for): Split the cond argument.
23480 (find_switch_asserts): Adjust for the change in
23481 register_edge_assert_for.
23483 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23485 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23486 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23487 offsets for 64-bit mingw.
23488 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23489 abi for x86_64-pc-mingw.
23491 2008-04-02 Richard Guenther <rguenther@suse.de>
23493 * tree-vrp.c (extract_range_from_assert): Make sure to not
23494 produce range min/max with TREE_OVERFOW set.
23495 If merging a anti-range and a range keep the anti-range if
23496 the range covers all values of the type.
23497 (register_edge_assert_for_2): Only allow sign-changing
23498 conversions in detecting canonical range checks. Also
23499 register an assert for the unsigned name if useful.
23501 PR tree-optimization/35787
23502 * tree-vrp.c (vrp_val_max): New function.
23503 (vrp_val_min): Likewise.
23504 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23505 (vrp_val_is_min): Likewise.
23506 (supports_overflow_infinity): Use vrp_val_{min,max}.
23507 (negative_overflow_infinity): Likewise.
23508 (positive_overflow_infinity): Likewise.
23509 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23510 (is_positive_overflow_infinity): Likewise.
23511 (is_overflow_infinity): Likewise.
23512 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23513 vrp_val_is_{min,max}.
23514 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23515 to ranges if possible. Avoid empty ranges.
23517 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23519 PR middle-end/35705
23520 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23521 the expression is a function address.
23523 2008-04-01 George Helffrich <george@gcc.gnu.org>
23525 PR fortran/35154, fortran/23057
23526 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23527 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23528 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23529 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23531 (dbxout_syms): Check for COMMON-based symbol and wrap in
23532 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23533 in bracket for efficiency.
23535 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23536 using DW_TAG_common_block + member offset.
23537 (add_pubname_string): New function.
23538 (dw_expand_expr): New function to find block name and offset for
23540 (common_check): New function to check whether symbol in Fortran COMMON.
23541 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23543 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23546 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23548 2008-04-02 Ben Elliston <bje@au.ibm.com>
23550 * config/v850/v850.md (casesi): Remove if (0) code.
23551 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23552 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23554 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23556 * config/i386/i386.md (rex64suffix): New mode attribute.
23557 (floathi<mode>2): Disable expander for SSE math.
23558 (*floathi<mode>2_1): New insn insn_and_split pattern.
23559 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23560 corresponding post-reload splitters.
23561 (*floathi<mode>2_i387): New macroized insn pattern.
23562 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23563 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23564 insn_and_split pattern.
23565 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23566 New macroized instruction patterns and corresponding post-reload
23568 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23569 and corresponding post-reload splitters.
23570 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23571 New macroized instruction patterns.
23572 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23573 macroized instruction patterns and corresponding post-reload splitters.
23574 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23575 corresponding post-reload splitters.
23576 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23577 New macroized instruction patterns.
23578 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23579 corresponding post-reload splitters.
23580 (*floatsi<mode>2_i387): New macroized instruction patterns.
23582 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23584 * config/i386/i386.md (smaxmin): New.
23585 (umaxmin): Likewise.
23586 (maxminiprefix): Likewise.
23587 (maxminfprefix): Likewise.
23588 (<code><mode>3): Likewise.
23589 (smin<mode>3): Removed.
23590 (smax<mode>3): Likewise.
23592 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23593 (mmx_<code>v4hi3): Likewise.
23594 (mmx_<code>v8qi3): Likewise.
23595 (mmx_smaxv2sf3): Removed.
23596 (mmx_sminv2sf3): Likewise.
23597 (mmx_umaxv8qi3): Likewise.
23598 (mmx_smaxv4hi3): Likewise.
23599 (mmx_uminv8qi3): Likewise.
23600 (mmx_sminv4hi3): Likewise.
23602 * config/i386/sse.md (<addsub><mode>3): New.
23603 (*<addsub><mode>3): Likewise.
23604 (<sse>_vm<addsub><mode>3): Likewise.
23605 (<maxmin><mode>3): Likewise.
23606 (*<maxmin><mode>3_finite): Likewise.
23607 (*<maxmin><mode>3): Likewise.
23608 (<sse>_vm<maxmin><mode>3): Likewise.
23609 (sse3_h<addsub>v4sf3): Likewise.
23610 (sse3_h<addsub>v2df3): Likewise.
23611 (<maxmin>v16qi3): Likewise.
23612 (*<maxmin>v16qi3): Likewise.
23613 (<maxmin>v8hi3): Likewise.
23614 (*<maxmin>v8hi3): Likewise.
23615 (*sse4_1_<maxmin><mode>3): Likewise.
23616 (*sse4_1_<maxmin><mode>3): Likewise.
23617 (add<mode>3): Removed.
23618 (*add<mode>3): Likewise.
23619 (<sse>_vmadd<mode>3): Likewise.
23620 (sub<mode>3): Likewise.
23621 (*sub<mode>3): Likewise.
23622 (<sse>_vmsub<mode>3): Likewise.
23623 (smin<mode>3): Likewise.
23624 (*smin<mode>3_finite): Likewise.
23625 (*smin<mode>3): Likewise.
23626 (<sse>_vmsmin<mode>3): Likewise.
23627 (smax<mode>3): Likewise.
23628 (*smax<mode>3_finite): Likewise.
23629 (*smax<mode>3): Likewise.
23630 (<sse>_vmsmax<mode>3): Likewise.
23631 (sse3_haddv4sf3): Likewise.
23632 (sse3_haddv2df3): Likewise.
23633 (sse3_hsubv4sf3): Likewise.
23634 (sse3_hsubv2df3): Likewise.
23635 (umaxv16qi3): Likewise.
23636 (*umaxv16qi3): Likewise.
23637 (smaxv8hi3): Likewise.
23638 (*smaxv8hi3): Likewise.
23639 (*sse4_1_smax<mode>3): Likewise.
23640 (*sse4_1_umax<mode>3): Likewise.
23641 (uminv16qi3): Likewise.
23642 (*uminv16qi3): Likewise.
23643 (sminv8hi3): Likewise.
23644 (*sminv8hi3): Likewise.
23645 (*sse4_1_smin<mode>3): Likewise.
23646 (*sse4_1_umin<mode>3): Likewise.
23648 2008-04-01 Rafael Espíndola <espindola@google.com>
23650 * tree-cfg.c (verify_expr): remove in_phi.
23651 (verify_stmt): Don't call walk_tree with verify_expr. Use
23652 is_gimple_min_invariant instead of is_gimple_val.
23654 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23656 * doc/include/gpl_v3.texi: Update for manpage generation.
23657 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23659 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23660 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23661 gpl_v3.texi instead of gpl.texi.
23664 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23667 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23669 2008-04-01 Rafael Espíndola <espindola@google.com>
23671 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23672 (extract_code_and_val_from_cond): Use
23673 extract_code_and_val_from_cond_with_ops.
23675 2008-04-01 Jan Hubicka <jh@suse.cz>
23677 * function.c (free_after_compilation): Free epilogue_delay_list.
23678 (prepare_function_start): Assert that previous compilation was freed.
23680 2008-04-01 Jan Hubicka <jh@suse.cz>
23681 Jim Wilson <wilson@tuliptree.org>
23682 Andreas Tobler <andreast@gcc.gnu.org>
23684 PR middle-end/35781
23685 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23686 rtl.emit instead cfun->emit.
23687 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23688 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23690 2008-04-01 Ben Elliston <bje@au.ibm.com>
23692 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23694 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23696 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23698 (fprofile-use): Add var flag_profile_use
23699 * coverage.c (coverage_begin_output): Do not open a gcno file for
23700 output only if -ftest-coverage is set.
23701 Do not add getpwd() to gcda file path.
23702 (build_gcov_info): Check the new flag
23703 flag_profile_datafile_relative_path.
23704 (coverage_init): Use profile_data_prefix.
23705 Read profile counter only if flag_profile_use is set.
23706 * opts.c (common_handle_option): New option fprofile-use=,
23707 fprofile-dir=, fprofile-generate=.
23708 * toplev.c (profile_data_prefix): New variable definition.
23709 * toplev.h (profile_data_prefix): New declaration.
23710 * doc/invoke.tex (Option Summary, Optimization Options):
23713 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23715 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23716 use tmp consistently.
23719 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23720 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23721 UNSPEC_FR_RECIP_APPROX_RES.
23722 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23724 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23727 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23729 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23731 PR middle-end/30186
23732 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23733 element of the vector via a pointer.
23735 2008-03-31 Ian Lance Taylor <iant@google.com>
23737 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23739 2008-03-31 Jan Hubicka <jh@suse.cz>
23741 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23742 get_arg_pointer_save_area.
23743 * expr.c (init_expr): Just clear out rtl.expr.
23744 * function.c (free_after_compilation): Clear out whole RTL structure.
23745 (get_func_frame_size): Merge into ...
23746 (get_frame_size): ... this one.
23747 (assign_stack_local_1): Merge into ...
23748 (assign_stack_local): ... this one.
23749 (expand_function_end): Update call of get_arg_pointer_save_area.
23750 (get_art_pointer_save_area): Remove cfun argument.
23751 * function.h (emit_status): regno_pointer_align does not need length
23752 attribute. Move x_regno_reg_rtx to ...
23753 (regno_reg_rtx): ... new global array.
23754 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23755 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23756 apply_args_value, forced_labels, stack_pointer_delta):
23758 (struct varasm_status): Move here from varasm.c
23759 (struct rtl_data): New. Move here some fields from struct function.
23760 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23761 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23762 used_temp_slots avail_temp_slots, temp_slot_level,
23763 nonlocal_goto_handler_labels): Update accesstors.
23764 (rtl): New global variable.
23765 (struct function): Move some fileds to rtl_data.
23766 (get_arg_pointer_save_area): Update prototype.
23767 * emit-rtl.c (rtl): Declare.
23768 (regno_reg_rtx): Declare.
23769 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23771 (gen_reg_rtx): Update.
23772 (init_virtual_regs): Do not tate emit_status argument.
23773 (init_emit): Do not allocate emit.
23774 * varasm.c (varasm_statuc): Move to function.h.
23775 (n_deferred_constatns): Update accestor.
23776 (init_varasm_status): Do not allocate varasm_status.
23777 (force_const_mem, get_pool_size, output_constant_pool): Update.
23778 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23779 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23781 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23783 PR rtl-optimization/35729
23784 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23787 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23790 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23791 load/store if memory is unaligned.
23792 (*movti_rex64): Likewise.
23794 * config/i386/predicates.md (misaligned_operand): New.
23796 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23799 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23802 2008-03-31 Jan Beulich <jbeulich@novell.com>
23804 * config/ia64/constraints.md: Add 'j' constraint.
23805 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23806 (movdi_internal): Likewise.
23808 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23811 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23813 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23816 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23817 proper error message for the third argument on blendpd and
23820 * config/i386/sse.md (blendbits): New.
23821 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23823 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23825 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23827 2008-03-30 Richard Guenther <rguenther@suse.de>
23829 PR middle-end/31023
23830 * fold-const.c (fold_sign_changed_comparison): Do leave
23831 conversions to base-types alone.
23833 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23835 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23836 the link register if one altivec register is be saved.
23838 2008-03-30 Ben Elliston <bje@au.ibm.com>
23840 * final.c (final_scan_insn): Remove if (0) code.
23842 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23844 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23846 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23848 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23849 of V4SFmode to ix86_binary_operator_ok.
23851 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23853 * config/i386/i386.c (override_options): Initialize
23854 ix86_veclib_handler to ix86_veclibabi_svml when
23855 -mveclibabi=svml is used.
23856 (ix86_veclibabi_svml): New function for SVML ABI style
23857 vectorization support.
23858 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23860 2008-03-28 Rafael Espíndola <espindola@google.com>
23862 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23863 (tree_binary_nonnegative_warnv_p): Make it public.
23864 (tree_single_nonnegative_warnv_p): Make it public.
23865 (tree_invalid_nonnegative_warnv_p): Make it public.
23866 (tree_unary_nonzero_warnv_p): Make it public.
23867 (tree_binary_nonzero_warnv_p): Make it public
23868 (tree_single_nonzero_warnv_p): Make it public.
23869 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23870 (extract_range_from_binary_expr): Split the expr argument.
23871 (extract_range_from_unary_expr): Split the expr argument.
23872 (extract_range_from_comparison): Split the expr argument.
23873 (extract_range_from_expr): Use the new aux functions.
23874 (vrp_evaluate_conditional_warnv): Use
23875 vrp_evaluate_conditional_warnv_with_ops.
23876 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23877 (tree_binary_nonzero_warnv_p): Declare.
23878 (tree_single_nonzero_warnv_p): Declare.
23879 (tree_expr_nonzero_warnv_p): Declare.
23880 (tree_unary_nonnegative_warnv_p): Declare.
23881 (tree_binary_nonnegative_warnv_p): Declare.
23882 (tree_single_nonnegative_warnv_p): Declare.
23883 (tree_invalid_nonnegative_warnv_p): Declare.
23885 2008-03-28 Richard Guenther <rguenther@suse.de>
23887 PR tree-optimization/30317
23888 PR tree-optimization/30911
23889 PR tree-optimization/34793
23890 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23891 (struct assert_locus_d): New member EXPR.
23892 (register_new_assert_for): Add EXPR parameter to support
23893 ASSERT_EXPR <name, expr OP limit>.
23894 (register_edge_assert_for_1): Adjust callers.
23895 (find_assert_locations): Likewise.
23896 (process_assert_insertions_for): Build condition from expression.
23897 (extract_range_from_assert): Handle ASSERT_EXPRs
23898 of the form ASSERT_EXPR <name, expr OP limit>.
23899 (register_edge_assert_for_2): New helper registering
23900 asserts for comparisons. Recognize range tests of the form
23901 (unsigned)i - CST1 OP CST2.
23902 (register_edge_assert_for_1): Use it.
23903 (register_edge_assert_for): Likewise.
23904 (needs_overflow_infinity): Integer sub-types
23905 do not need overflow infinities.
23906 (vrp_val_is_max): The extreme values of integer sub-types
23907 are those of the base type.
23908 (vrp_val_is_min): Likewise.
23909 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23912 2008-03-28 Nick Clifton <nickc@redhat.com>
23915 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23916 Return GENERAL_REGS for stack adjustment reloads.
23918 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23921 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23922 const_vector when all the vectors are constant.
23924 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23926 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23928 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23929 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23931 (s<code>_sf): Use new scc_sf attribute for opcode names.
23933 2008-03-27 Tom Tromey <tromey@redhat.com>
23935 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23936 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23937 config/spu/t-spu-elf, config/i386/t-interix,
23938 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23939 config/i386/x-darwin, config/i386/x-mingw32,
23940 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23941 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23942 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23943 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23944 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23945 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23946 config/score/t-score-elf, config/arm/t-strongarm-pe,
23947 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23948 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23949 Revert automatic dependency patch.
23951 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23954 * config/i386/i386.c (ix86_function_arg_boundary): Align
23955 decimal floating point to its natural boundary.
23957 2008-03-27 Richard Guenther <rguenther@suse.de>
23959 PR middle-end/35716
23960 * fold-const.c (fold_comparison): Restrict distinct decl
23961 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23962 solely rely on operand_equal_p.
23964 2008-03-27 Richard Guenther <rguenther@suse.de>
23967 * c-common.c (handle_weak_attribute): Reject combination of
23970 2008-03-27 Richard Guenther <rguenther@suse.de>
23972 PR tree-optimization/32810
23973 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23974 conversions from DECL_INITIAL.
23975 (fold_const_aggregate_ref): Likewise from constructor elements.
23977 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23979 * tree-affine.h (aff_combination_expand): Declare.
23980 (get_inner_reference_aff): Likewise.
23981 * tree-affine.c (aff_combination_expand): Split out from
23982 tree_to_aff_combination_expand.
23983 (get_inner_reference_aff): New function.
23984 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23985 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23986 (struct lim_aux_data): sm_done field removed.
23987 (mem_ref_loc_p, mem_ref_locs_p): New types.
23988 (struct mem_ref): Added id, stored, accesses_in_loop,
23989 indep_loop, dep_loop, indep_ref, dep_ref fields.
23990 Removed is_stored, locs and next fields.
23991 (memory_accesses): New variable.
23992 (movement_possibility): Do not allow moving statements
23993 that store to memory.
23994 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23996 (determine_max_movement): For statements with memory references,
23997 find the outermost loop in that the reference is independent.
23998 (move_computations_stmt): Mark the virtual operands for renaming.
23999 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
24000 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
24001 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
24002 add_vop_ref_mapping, create_vop_ref_mapping_loop,
24003 create_vop_ref_mapping, analyze_memory_references,
24004 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
24005 get_all_locs_in_loop, ref_always_accessed_p,
24006 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
24007 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
24008 store_motion_loop, store_motion): New functions.
24009 (struct vop_to_refs_elt): New type.
24010 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
24011 memref_hash, memref_eq, hoist_memory_references): Rewritten.
24012 (schedule_sm): Replaced by...
24013 (execute_sm): ... this.
24014 (determine_lsm_ref, hoist_memory_references,
24015 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
24016 find_more_ref_vops, free_mem_ref, free_mem_refs,
24017 determine_lsm_loop, determine_lsm): Removed.
24018 (tree_ssa_lim_finalize): Free data structures used by store motion.
24019 (tree_ssa_lim): Call analyze_memory_references. Use
24020 store_motion instead of determine_lsm.
24022 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
24024 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
24025 rename tmake_file to m68hc11/t-m68hc11.
24026 (mcore): Set inhibit_libc to true.
24027 * config.host (alpha*-dec-*vms*): Set extra_programs.
24028 (interix3*): Don't use host_xmake_file.
24029 * configure.ac: Let config.gcc override inhibit_libc.
24030 * configure: Regenerate.
24032 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
24033 * config/t-openbsd-thread: Remove commented out lines.
24035 * config/x-interix: Remove.
24037 * config/m68hc11/t-m68hc11-gas: Rename to...
24038 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
24040 * config/mcore/t-mcore: Remove T_CFLAGS.
24041 * config/mcore/t-mcore-pe: Likewise.
24043 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
24045 * configure.ac: Replace custom __GNU_SOURCE test with
24046 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
24047 * aclocal.m4: Regenerate.
24048 * configure: Regenerate.
24049 * config.in: Regenerate.
24051 2008-03-27 Richard Guenther <rguenther@suse.de>
24053 * fold-const.c (target.h): Include.
24054 (fold_comparison): Fold comparison of addresses of decls
24055 that bind locally or of constants. Consolidate address folding code.
24056 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
24057 results from fold_binary_to_constant.
24058 (compare_values_warnv): Likewise.
24060 2008-03-27 Andrew Pinski <pinskia@gmail.com>
24062 PR middle-end/35429
24063 * fold-const.c (fold_truthop): Check for integeral types when folding
24064 a == 0 && b == 0 and a != 0 || b != 0 .
24066 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
24068 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
24070 2008-03-26 Andreas Schwab <schwab@suse.de>
24072 * doc/invoke.texi: Fix use of @item vs. @itemx.
24074 2008-03-26 Tom Tromey <tromey@redhat.com>
24076 * Makefile.in (build/gensupport.o, build/print-rtl.o,
24077 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
24078 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
24079 build/gencodes.o, build/genconditions.o, build/genconfig.o,
24080 build/genconstants.o, build/genemit.o, build/genextract.o,
24081 build/genflags.o, build/genmddeps.o, build/genopinit.o,
24082 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
24085 2008-03-26 Richard Guenther <rguenther@suse.de>
24088 2008-03-26 Richard Guenther <rguenther@suse.de>
24090 * fold-const.c (target.h): Include.
24091 (fold_comparison): Fold comparison of addresses of two decls
24092 that bind locally. Consolidate address folding code.
24094 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24096 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
24097 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
24098 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
24099 dconstsqrt2, dconstthird, dconste and/or dconst10.
24100 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
24101 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
24102 dconstsqrt2, dconste): Delete.
24103 (init_emit_once): Likewise. Simplify initializing dconstm1.
24105 * real.c (get_real_const): New.
24106 * real.h (dconst3, dconst10, dconstm2, dconstthird,
24107 dconstsqrt2, dconste): Delete.
24108 (real_value_const, get_real_const): New.
24110 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
24112 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
24114 * config/i386/i386.c (ix86_function_arg_boundary): Check
24115 BIGGEST_ALIGNMENT instead of 128.
24116 (setup_incoming_varargs_64): Likewise.
24118 2008-03-26 Tom Tromey <tromey@redhat.com>
24120 * Makefile.in (DEPFILES): Add missing '/'.
24122 2008-03-26 Richard Guenther <rguenther@suse.de>
24124 * fold-const.c (target.h): Include.
24125 (fold_comparison): Fold comparison of addresses of two decls
24126 that bind locally. Consolidate address folding code.
24128 2008-03-26 Nick Clifton <nickc@redhat.com>
24131 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
24132 not allow INT+INT as a legitimate addressing mode.
24134 2008-03-26 Richard Guenther <rguenther@suse.de>
24136 * tree-flow.h (widen_bitfield): Remove declaration.
24137 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24138 (widen_bitfield): Remove function.
24139 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24142 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24145 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24148 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24150 PR rtl-optimization/35232
24151 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24152 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24153 reg_reloaded_call_part_clobbered here.
24154 (reload_regs_reach_end_p): New function.
24155 (reload_reg_rtx_for_input): New variable.
24156 (reload_reg_rtx_for_output): Likewise.
24157 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24158 when reassigning a pseudo register. Load reloadreg from
24159 reload_reg_rtx_for_input, moving the mode and register
24161 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24162 instead of the original when deciding whether an input reload
24163 would be a no-op or whether an output reload can be deleted.
24164 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24165 when setting up new_spill_reg_store. Load it from
24166 reload_reg_rtx_for_output, moving the mode and register
24168 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24169 instead of the original when deciding whether an output reload
24170 would be a no-op. Do the same when modifying insn notes.
24171 Use rtx_equal_p instead of == to compare the registers.
24172 (inherit_piecemeal_p): Take a mode and two register numbers
24174 (emit_reload_insns): Clear new_spill_reg_store for every hard
24175 register in the reload register. Remove spill registers
24176 from reg_reloaded_valid before considering whether to record
24177 inheritance information for them. Use reload_reg_rtx_for_output
24178 instead of reg_rtx when recording output reloads. Use
24179 reload_reg_rtx_for_input instead of reg_rtx when recording
24180 input reloads. Set or clear reg_reloaded_call_part_clobbered
24181 at the same time as setting reg_reloaded_valid.
24182 (delete_output_reload): Add a new_reload_reg parameter and use it
24183 instead of rld[j].reg_rtx.
24184 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24187 2008-03-25 Tom Tromey <tromey@redhat.com>
24189 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24190 (build/genattr.o): Likewise.
24191 (build/genattrtab.o): Likewise.
24192 (build/gencodes.o): Likewise.
24193 (build/genconfig.o): Likewise.
24194 (build/genconstants.o): Likewise.
24195 (build/genemit.o): Likewise.
24196 (build/genextract.o): Likewise.
24197 (build/genflags.o): Likewise.
24199 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24201 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24202 instead of size_int for integer types.
24203 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24204 to match type of MINUS_EXPR.
24206 2008-03-25 Tom Tromey <tromey@redhat.com>
24208 * configure: Rebuilt.
24209 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24212 2008-03-25 Tom Tromey <tromey@redhat.com>
24214 * config/x-solaris (host-solaris.o): Update.
24215 * config/x-linux (host-linux.o): Update.
24216 * config/x-hpux (host-hpux.o): Update.
24217 * config/x-darwin (host-darwin.o): Update.
24218 * config/v850/t-v850e (v850-c.o): Update.
24219 * config/v850/t-v850 (v850-c.o): Update.
24220 * config/t-vxworks (vxworks.o): Update.
24221 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24222 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24223 * config/spu/t-spu-elf (spu-c.o): Update.
24225 * config/sh/t-symbian (sh-c.o): Update.
24226 (symbian.o): Update.
24227 * config/sh/t-sh (sh-c.o): Update.
24228 * config/score/t-score-elf (score7.o, score3.o): Update.
24229 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24230 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24231 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24232 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24233 (rs6000.o): Remove.
24234 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24235 * config/m32c/t-m32c (m32c-pragma.o): Update.
24236 * config/ia64/t-ia64 (ia64-c.o): Update.
24237 * config/i386/x-mingw32 (host-mingw32.o): Update.
24238 * config/i386/x-i386 (driver-i386.o): Update.
24239 * config/i386/x-darwin (host-i386-darwin.o): Update.
24240 * config/i386/x-cygwin (host-cygwin.o): Update.
24241 * config/i386/t-nwld (nwld.o): Update.
24242 * config/i386/t-netware (netware.o): Update.
24243 * config/i386/t-interix (winnt.o): Update.
24244 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24245 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24246 msformat-c.o): Update.
24247 * config/bfin/t-bfin-linux (generated_files): Add
24248 linux-sysroot-suffix.h.
24249 * config/arm/t-wince-pe (pe.o): Update.
24250 * config/arm/t-strongarm-pe (pe.o): Update.
24251 * config/arm/t-pe (pe.o): Update.
24252 * config/arm/t-arm (arm-c.o): Update.
24253 * doc/install.texi (Prerequisites): Require make 3.80.
24254 * Makefile.in: Remove .o targets.
24255 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24256 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24257 (simple_generated_h, simple_generated_c): Move earlier.
24258 (generated_files): New variable.
24259 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24260 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24261 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24262 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24263 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24264 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24265 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24266 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24267 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24268 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24269 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24270 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24272 (COMPILE.base, COMPILE): New variables.
24273 (%.o): New pattern rule.
24274 (ALL_HOST_OBJS): New variable.
24275 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24276 (dummy-checksum.o, cc1-checksum.o): Remove.
24277 (DRIVER_SHLIB): New variable.
24278 (DRIVER_DEFINES): Use it.
24279 (gencondmd.c): Move out of build/.
24280 (s-conditions): Update.
24281 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24282 (ALL_BUILD_OBJS): Likewise.
24283 (build/%.o): Use BUILDCOMPILE.
24284 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24285 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24286 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24287 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24288 build/genconfig.o, build/genconstants.o, build/genemit.o,
24289 build/genextract.o, build/genflags.o, build/genmddeps.o,
24290 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24291 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24292 build/gen-protos.o, build/scan.o, build/fix-header.o,
24293 build/scan-decls.o): Simplify.
24294 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24295 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24296 prefix.o, toplev.o): Reduce to variable setting.
24297 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24298 ($(out_object_file), gcc-options.o): New targets.
24299 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24300 * configure: Rebuilt.
24301 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24302 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24304 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24306 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24307 complain when we hit an error, return ERROR_MARK_NODE.
24309 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24311 * config/sh/constraints.md (Pso, Psz): New constraints.
24312 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24313 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24315 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24317 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24318 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24320 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24322 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24323 (prefetch_sh2a): New.
24325 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24326 Naveen.H.S <naveen.hs@kpitcummins.com>
24328 * config/sh/constraints.md (I28): New constraint.
24329 * config/sh/sh.c (broken_move): Add support for movi20s.
24330 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24332 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24333 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24334 Naveen.H.S <naveen.hs@kpitcummins.com>
24336 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24337 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24338 (print_operand): Handle resbank in %@ operand code.
24339 (sh_encode_section_info): New.
24340 (push_regs): Add conditions for resbank.
24341 (sh_expand_epilogue): Likewise.
24342 (sh_insert_attributes): Likewise.
24343 (sh_attribute_table): Likewise.
24344 (sh_handle_resbank_handler_attribute): New.
24345 (sh2a_handle_function_vector_handler_attribute): New.
24346 (sh2a_is_function_vector_call): New.
24347 (sh2a_get_function_vector_number): New.
24348 (sh2a_function_vector_p): New.
24349 (sh_cfun_resbank_handler_p): New.
24350 * config/sh/sh.md (calli): Emit jsr/n if possible.
24351 (calli_tbr_rel): New.
24352 (calli_pcrel): Emit jsr/n if possible.
24353 (return_i): Emit rts/n if possible.
24354 (call_valuei_tbr_rel): New.
24355 (call_valuei_pcrel): Add condition for SH2A target.
24356 (call_value): Likewise.
24357 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24358 (sh2a_get_function_vector_number): Likewise.
24359 (sh2a_is_function_vector_call): Likewise.
24360 * doc/extend.texi: Document TBR relative addressing of SH2A.
24361 (resbank): Add description for SH2A.
24363 2008-03-24 Richard Guenther <rguenther@suse.de>
24366 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24367 pointer assignments change conversions according to middle-end rules.
24368 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24369 * configure.ac: Include type checking in yes.
24370 * configure: Regenerate.
24372 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24374 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24375 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24377 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24379 * gthr-vxworks.h (UNUSED): Define.
24381 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24383 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24385 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24387 * doc/extend.texi (Function Attributes): Add missing comma in the
24388 example of the "alloc_size" attribute.
24390 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24393 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24395 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24398 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24401 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24402 of the underlying type of a MS bitfield layout to the natural
24403 alignment of the type.
24405 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24407 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24408 to their natural alignment to avoid store forwarding stalls.
24410 2008-03-22 Richard Guenther <rguenther@suse.de>
24412 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24413 For PHI nodes verify the address is invariant.
24414 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24415 (get_symbol_constant_value): Use is_gimple_min_invariant.
24416 (maybe_fold_stmt_indirect): Likewise.
24418 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24420 PR rtl-optimization/33927
24421 * Makefile.in (dse.o): Depend on $(TM_P_H).
24422 * expr.h (extract_low_bits): Declare.
24423 * expmed.c (extract_low_bits): New function.
24424 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24425 * dse.c: Include tm_p.h.
24426 (find_shift_sequence): Remove the read_reg argument and return the
24427 read value. Emit the instructions instead of returning them.
24428 Iterate on new_mode rather than calculating it each time.
24429 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24430 source to NEW_MODE and extract_low_bits to convert the shifted
24431 value to READ_MODE.
24432 (replace_read): Allow the load and store to have different mode
24433 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24434 or extraction instructions before trying the replacement. Update
24435 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24437 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24439 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24440 to their natural alignment to avoid store forwarding stalls.
24442 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24445 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24446 encouraging but not allowing gprs for input;
24447 change the input constraint to !f#r.
24448 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24450 change the output constraint to !f#r.
24452 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24455 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24456 corresponding post-reload splitters.
24457 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24458 when x87 FP math is selected.
24459 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24460 New function prototype.
24461 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24462 unreachable function to ease macroization of insn patterns.
24464 2008-03-21 Martin Jambor <mjambor@suse.cz>
24466 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24467 reference dumps if ddr is NULL or dependence is unknown.
24469 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24471 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24472 unsigned extension into account.
24473 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24474 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24475 Do computations on a scratch register.
24477 2008-03-21 Richard Guenther <rguenther@suse.de>
24479 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24480 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24481 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24482 * tree-ssa-dom.c (record_equality): Likewise.
24483 * tree-inline.c (copy_body_r): Likewise.
24484 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24487 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24489 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24490 as 'delete_unused' argument.
24492 2008-03-20 Richard Guenther <rguenther@suse.de>
24494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24495 special casing of constant qualifiers.
24496 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24497 care about them in general.
24498 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24499 regardless of their type.
24500 (fold_stmt_r): Forcefully fold *& if we end up with that.
24502 2008-03-20 Paul Brook <paul@codesourcery.com>
24504 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24505 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24507 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24509 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24510 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24512 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24514 * common.opt (Wmudflap): New option.
24515 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24516 (mx_register_decls): Likewise.
24517 (mudflap_finish_file): Likewise.
24518 * doc/invoke.texi: Document -Wno-mudflap.
24520 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24522 * c-format.c (replace_format_name_to_system_name): New.
24523 (cmp_attribs): New.
24524 (convert_format_name_to_system_name): New.
24525 (decode_format_attr): Add use of convert_format_name_to_system_name.
24526 (format_types_orig): Add gnu_ prefix to names.
24527 (check_format_info_main): Special treating of \0 escaped names for
24528 supporting multi-character format specifiers as I32, I64.
24529 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24530 (gnu_target_overrides_format_attributes): New.
24531 * c-format.h: Add structure target_ovr_attr to hold
24532 system specific formatter names.
24533 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24534 msformat-c.o file to c_target_objs and cxx_target_objs.
24535 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24536 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24537 (TARGET_N_FORMAT_TYPES): New.
24538 * config/i386/msformat-c.c: New.
24539 * config/i386/t-cygming: Add build rule for msformat-c.o.
24540 * doc/extend.texi: Add new format names gnu_* and ms_* and
24542 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24544 2008-03-20 Ira Rosen <irar@il.ibm.com>
24546 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24547 optimizations turned on under -O3.
24548 (ftree-vectorize): Add that the flag is turned on with -O3.
24550 2008-03-20 Ben Elliston <bje@au.ibm.com>
24552 * regmove.c (try_auto_increment): Fix spelling error in comment.
24553 * final.c (final_scan_insn): Likewise.
24555 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24558 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24559 allocator preferences for "y" and "r" class registers.
24560 ("*mov<mode>_internal"): Ditto.
24561 ("*movv2sf_internal_rex64"): Ditto.
24562 ("*movv2sf_internal"): Ditto.
24564 2008-03-19 Michael Matz <matz@suse.de>
24566 PR middle-end/35616
24567 * calls.c (expand_call): Check overlap of arguments with call
24568 address for sibcalls.
24570 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24573 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24574 of the underlying type of a MS bitfield layout to the natural
24575 alignment of the type.
24577 2008-03-19 Jan Hubicka <jh@suse.cz>
24580 * toplev.c (decode_d_option): Handle all CPP flags.
24581 * tree-vrp.c: Update tree_pass descriptors.
24582 * regrename.c: Update tree_pass descriptors.
24583 * fwprop.c: Update tree_pass descriptors.
24584 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24585 * tree-into-ssa.c: Update tree_pass descriptors.
24586 * tree-dump.c: Update tree_pass descriptors.
24587 * tree-complex.c: Update tree_pass descriptors.
24588 * tree-dump.h: Update tree_pass descriptors.
24589 * see.c: Update tree_pass descriptors.
24590 * cgraphbuild.c: Update tree_pass descriptors.
24591 * tracer.c: Update tree_pass descriptors.
24592 * tree-loop-distribution.c: Update tree_pass descriptors.
24593 * cgraph.c: Update tree_pass descriptors.
24594 * postreload-gcse.c: Update tree_pass descriptors.
24595 * postreload.c: Update tree_pass descriptors.
24596 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24597 * tree-tailcall.c: Update tree_pass descriptors.
24598 * tree-pass.h (tree_opt_pass): Rename to ...
24599 (opt_pass) ... this one; add "type" field and remove letter field.
24600 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24601 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24602 all_lowering_passes): Update declaration.
24603 * ipa-cp.c: Update tree_pass descriptors.
24604 * final.c: Update tree_pass descriptors.
24605 * omp-low.c: Update tree_pass descriptors.
24606 * tree-ssa-dse.c: Update tree_pass descriptors.
24607 * ipa-reference.c: Update tree_pass descriptors.
24608 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24609 * auto-inc-dec.c: Update tree_pass descriptors.
24610 * reorg.c: Update tree_pass descriptors.
24611 * cgraphunit.c: Update tree_pass descriptors.
24612 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24613 * tree-ssa-ccp.c: Update tree_pass descriptors.
24614 * df-core.c: Update tree_pass descriptors.
24615 * mode-switching.c: Update tree_pass descriptors.
24616 * tree-nomudflap.c: Update tree_pass descriptors.
24617 * modulo-sched.c: Update tree_pass descriptors.
24618 * ipa-pure-const.c: Update tree_pass descriptors.
24619 * cse.c: Update tree_pass descriptors.
24620 * web.c: Update tree_pass descriptors.
24621 * tree-stdarg.c: Update tree_pass descriptors.
24622 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24623 * tree-ssa-dom.c: Update tree_pass descriptors.
24624 * tree-nrv.c: Update tree_pass descriptors.
24625 * tree-ssa-alias.c: Update tree_pass descriptors.
24626 * loop-init.c: Update tree_pass descriptors.
24627 * gimple-low.c: Update tree_pass descriptors.
24628 * ipa-inline.c: Update tree_pass descriptors.
24629 * tree-ssa-sink.c: Update tree_pass descriptors.
24630 * global.c: Update tree_pass descriptors.
24631 * ifcvt.c: Update tree_pass descriptors.
24632 * jump.c: Update tree_pass descriptors.
24633 * predict.c: Update tree_pass descriptors.
24634 * tree-ssa-loop.c: Update tree_pass descriptors.
24635 * recog.c: Update tree_pass descriptors.
24636 * dse.c: Update tree_pass descriptors.
24637 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24638 * tree-eh.c: Update tree_pass descriptors.
24639 * regmove.c: Update tree_pass descriptors.
24641 * function.c: Update tree_pass descriptors.
24642 * tree-vectorizer.c: Update tree_pass descriptors.
24643 * gcse.c: Update tree_pass descriptors.
24644 * ipa-type-escape.c: Update tree_pass descriptors.
24645 * tree-if-conv.c: Update tree_pass descriptors.
24646 * init-regs.c: Update tree_pass descriptors.
24647 * ipa.c: Update tree_pass descriptors.
24648 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24649 * rtl-factoring.c: Update tree_pass descriptors.
24650 * lower-subreg.c: Update tree_pass descriptors.
24651 * bt-load.c: Update tree_pass descriptors.
24652 * tree-dfa.c: Update tree_pass descriptors.
24653 * except.c: Update tree_pass descriptors.
24654 * emit-rtl.c: Update tree_pass descriptors.
24655 * cfgexpand.c: Update tree_pass descriptors.
24656 * tree-cfgcleanup.c: Update tree_pass descriptors.
24657 * cfgcleanup.c: Update tree_pass descriptors.
24658 * tree-ssa-pre.c: Update tree_pass descriptors.
24659 * tree-sra.c: Update tree_pass descriptors.
24660 * tree-mudflap.c: Update tree_pass descriptors.
24661 * tree-ssa-copy.c: Update tree_pass descriptors.
24662 * cfglayout.c: Update tree_pass descriptors.
24663 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24664 * tree-ssa-dce.c: Update tree_pass descriptors.
24665 * tree-ssa.c: Update tree_pass descriptors.
24666 * regclass.c: Update tree_pass descriptors.
24667 * integrate.c: Update tree_pass descriptors.
24668 * tree-optimize.c: Update tree_pass descriptors.
24669 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24670 * tree-object-size.c: Update tree_pass descriptors.
24671 * combine.c: Update tree_pass descriptors.
24672 * tree-outof-ssa.c: Update tree_pass descriptors.
24673 * bb-reorder.c: Update tree_pass descriptors.
24674 * stack-ptr-mod.c: Update tree_pass descriptors.
24675 * var-tracking.c: Update tree_pass descriptors.
24676 * tree-profile.c: Update tree_pass descriptors.
24677 * tree-vect-generic.c: Update tree_pass descriptors.
24678 * reg-stack.c: Update tree_pass descriptors.
24679 * sched-rgn.c: Update tree_pass descriptors.
24680 * tree-ssa-structalias.c: Update tree_pass descriptors.
24681 * tree-cfg.c: Update tree_pass descriptors.
24682 * passes.c (current_pass): Update declaration.
24683 (finish_optimization_passes): Update.
24684 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24685 (register_one_dump_file, register_dump_files_1, next_pass_1):
24687 (init_optimization_passes): Update handling of new types.
24688 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24689 * ipa-struct-reorg.c: Update tree_pass descriptors.
24690 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24691 * combine-stack-adj.c: Update tree_pass descriptors.
24692 * cfgrtl.c: Update tree_pass descriptors.
24693 * dce.c: Update tree_pass descriptors.
24694 * tree-ssanames.c: Update tree_pass descriptors.
24696 2008-03-19 Richard Guenther <rguenther@suse.de>
24698 PR middle-end/35609
24699 * tree-ssa.c (walk_data): New structure.
24700 (warn_uninitialized_var): If not always_executed warn with "maybe"
24702 (execute_early_warn_uninitialized): Compute post-dominators.
24703 Initialize always_executed before processing each basic block.
24705 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24708 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24709 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24711 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24713 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24715 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24717 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24719 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24720 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24721 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24722 target after ignore has been set, and move there also the commputation
24723 of subtarget and original_target.
24724 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24725 (LANG_HOOKS_INITIALIZER): Remove it.
24726 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24728 2008-03-18 Richard Guenther <rguenther@suse.de>
24730 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24731 found an expression with constants, note that in the VN for the lhs.
24732 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24733 fold them to constants if possible. Run cleanup_cfg if done so.
24734 (execute_pre): Return todo.
24735 (do_pre): Likewise.
24736 (execute_fre): Likewise.
24737 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24739 (get_prop_source_stmt): Look through pointer conversions.
24741 2008-03-18 Jan Hubicka <jh@suse.cz>
24743 * tree-pretty-print.c: Include predict.h.
24744 (dump_generic_node): Dump predictor.
24745 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24746 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24747 * gimple-low.c (lower_stmt): Likewise.
24748 * expr.c (expand_expr_real): Likewise.
24749 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24751 (build_predict_expr, build_predict_expr): New.
24752 * predict.h (predictor_name, build_predict_expr): Update.
24753 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24754 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24755 * predict.def (PRED_CONTINUE): Update hitrate.
24756 * tree.def (PREDICT_EXPR): Define.
24757 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24758 do not handle BIND_EXPR.
24759 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24760 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24761 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24764 2008-03-18 Michael Matz <matz@suse.de>
24766 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24768 2008-03-18 Richard Guenther <rguenther@suse.de>
24770 * tree-gimple.h (is_gimple_invariant_address): Declare.
24771 (is_gimple_constant): Likewise.
24772 * tree-gimple.c (is_gimple_constant): New function.
24773 (is_gimple_invariant_address): Likewise.
24774 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24775 and is_gimple_invariant_address.
24776 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24778 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24779 an addressable base.
24781 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24783 PR middle-end/35611
24784 * gimplify.c (gimplify_expr): Gimplify second operand of
24787 2008-03-17 Richard Guenther <rguenther@suse.de>
24789 PR tree-optimization/19637
24790 * fold-const.c (fold_unary): Remove restrictions of removing
24791 intermediate pointer-conversions (P2)(P1)P0.
24792 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24793 conversion to void pointer.
24794 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24796 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24799 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24800 emulated thread local variables.
24802 2008-03-16 Richard Guenther <rguenther@suse.de>
24804 PR middle-end/35607
24805 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24806 expand TREE_INVARIANT operations that are not gimple invariant.
24808 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24810 * doc/extend.texi (Alignment): Say that the ABI controls
24811 the __alignof__ for non-strict-alignment targets rather
24812 than being a recommendation.
24814 2008-03-15 Paul Brook <paul@codesourcery.com>
24816 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24818 (arm_output_fn_unwind): Mark functions that can not be unwound.
24820 2008-03-15 Paul Brook <paul@codesourcery.com>
24822 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24823 extension instructions.
24825 2008-03-15 Richard Guenther <rguenther@suse.de>
24827 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24828 and fold constant aggregate refs.
24829 (fold_const_aggregate_ref): Handle string constants
24830 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24831 (evaluate_stmt): Simplify now that ccp_fold folds constant
24834 2008-03-15 Paul Brook <paul@codesourcery.com>
24836 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24837 (extzv): Use gen_extzv_t2.
24838 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24840 2008-03-15 Richard Guenther <rguenther@suse.de>
24842 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24843 (fold_const_aggregate_ref): Likewise.
24844 (get_value): Return NULL if we don't have any values.
24845 (ccp_finalize): Set const_val to NULL after freeing it.
24846 * tree-flow.h (get_symbol_constant_value): Declare.
24847 (fold_const_aggregate_ref): Likewise.
24848 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24850 2008-03-15 Richard Guenther <rguenther@suse.de>
24852 PR middle-end/35593
24853 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24854 to not produce negative array indices if not allowed. Add
24855 parameter to indicate that.
24856 (maybe_fold_offset_to_component_ref): Allow negative array
24857 indices only for the first member of a structure.
24858 (maybe_fold_offset_to_reference): Allow negative array indices.
24859 (maybe_fold_stmt_addition): Likewise.
24861 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24862 Anatoly Sokolov <aesok@post.ru>
24864 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24865 (avr_arch): Add ARCH_AVR6.
24866 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24867 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24868 instead of fixed value 2.
24869 (print_operand_address): Use gs() asm specifier instead of pm().
24870 (avr_assemble_integer): (Ditto.).
24871 (avr_output_addr_vec_elt): (Ditto.).
24872 (print_operand): Handle "!" code.
24873 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24874 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24875 (AVR_HAVE_EIJMP_EICALL): Define.
24876 (AVR_3_BYTE_PC): Redefine.
24877 (AVR_2_BYTE_PC): (Ditto.).
24878 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24879 (LINK_SPEC): Add atmega2560 and atmega2561.
24880 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24882 * config/avr/avr.md (call_insn): Use eicall instead of icall
24883 for 3 byte PC devices.
24884 (call_value_insn): (Ditto.).
24885 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24886 (indirect_jump): Use only for for 2 byte PC devices.
24887 (*tablejump): (Ditto.).
24888 (*indirect_jump_avr6): Add insn.
24889 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24890 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24891 instead of ijmp for 3 byte PC devices.
24892 (__tablejump2__): (Ditto.).
24893 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24894 (MULITLIB_DIRNAMES): (Ditto.).
24895 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24897 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24899 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24900 "sse2_umulsidi3". Use V1DI mode for operand 0.
24901 ("mmx_psadbw"): Use V1DI mode for operand 0.
24902 * config/i386/i386-modes.def (V1SI): New vector mode.
24903 * config/i386/i386.c (struct builtin_description)
24904 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24905 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24906 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24907 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24908 v1di_ftype_v8qi_v8qi type.
24909 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24911 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24912 __builtin_ia32_pmuludq]: Fix the mode of return value.
24914 2008-03-15 Richard Guenther <rguenther@suse.de>
24916 PR middle-end/35595
24917 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24920 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24922 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24923 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24924 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24925 unless TARGET_SERIALIZE_VOLATILE is enabled.
24926 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24927 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24928 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24930 2008-03-14 Richard Guenther <rguenther@suse.de>
24932 PR tree-optimization/34172
24933 * tree-flow.h (refs_may_alias_p): Declare.
24934 (get_single_def_stmt): Likewise.
24935 (get_single_def_stmt_from_phi): Likewise.
24936 (get_single_def_stmt_with_phi): Likewise.
24937 * tree-dfa.c (refs_may_alias_p): New function.
24938 (get_single_def_stmt): Likewise.
24939 (get_single_def_stmt_from_phi): Likewise.
24940 (get_single_def_stmt_with_phi): Likewise.
24941 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24942 (vn_reference_lookup_1): New helper function.
24943 (vn_reference_lookup): Walk the virtual use-def chain to
24944 continue searching for a match if the def does not alias the
24945 reference we are looking for.
24947 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24949 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24950 archive and Perzl. Update The Written Word listing.
24952 2008-03-14 Richard Guenther <rguenther@suse.de>
24954 PR tree-optimization/34043
24955 PR tree-optimization/33989
24956 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24958 (bitmap_find_leader): Use extra argument to verify dominance
24959 relationship inside a basic-block.
24960 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24961 (find_leader_in_sets): Adjust.
24962 (create_component_ref_by_pieces): Take extra argument for
24963 dominance check, handle lookup failures.
24964 (find_or_generate_expression): Likewise.
24965 (create_expression_by_pieces): Likewise.
24966 (insert_into_preds_of_block): Adjust.
24967 (create_value_expr_from): If asked for, verify all operands
24968 are in the blocks AVAIL_OUT set.
24969 (make_values_for_stmt): Check for SSA_NAMEs that are life
24970 over an abnormal edge.
24971 (compute_avail): Remove such check.
24972 (do_SCCVN_insertion): New function.
24973 (eliminate): If we do not find a leader suitable for replacement
24974 insert a replacement expression from SCCVN if available.
24975 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24976 (struct vn_ssa_aux): Add needs_insertion flag.
24977 * tree-ssa-sccvn.c (may_insert): New global flag.
24978 (copy_reference_ops_from_ref): Value-number union member access
24979 based on its size, not type and member if insertion is allowed.
24980 (visit_reference_op_load): For a weak match from union type
24981 punning lookup a view-converted value and insert a SSA_NAME
24982 for that value if that is not found.
24983 (visit_use): Make dumps shorter. Do not disallow value numbering
24984 SSA_NAMEs that are life over an abnormal edge to constants.
24985 (free_scc_vn): Release inserted SSA_NAMEs.
24986 (run_scc_vn): New flag to specify whether insertion is allowed.
24987 Process SSA_NAMEs in forward order.
24988 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24989 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24990 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24991 pointer type to/from integral types that do not change the
24992 precision to regular conversions.
24994 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24996 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24997 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24998 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24999 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
25000 input arguments and the mode of return value. Built-in functions
25001 that operate on whole 64-bit MMX register now use V1DI mode.
25003 2008-03-13 Alon Dayan <alond@il.ibm.com>
25004 Olga Golovanevsky <olga@il.ibm.com>
25006 PR tree-optimization/35041
25007 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
25008 to locate the right position in a statement.
25010 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
25014 * config/i386/xmmintrin.h: Change all static inline functions to
25015 extern inline and add __gnu_inline__ attribute.
25016 * config/i386/bmintrin.h: Ditto.
25017 * config/i386/smmintrin.h: Ditto.
25018 * config/i386/tmmintrin.h: Ditto.
25019 * config/i386/mmintrin-common.h: Ditto.
25020 * config/i386/ammintrin.h: Ditto.
25021 * config/i386/emmintrin.h: Ditto.
25022 * config/i386/pmmintrin.h: Ditto.
25023 * config/i386/mmintrin.h: Ditto.
25024 * config/i386/mm3dnow.h: Ditto.
25026 2008-03-13 Jakub Jelinek <jakub@redhat.com>
25028 PR middle-end/35185
25029 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
25030 (lower_omp_2): New function.
25031 (lower_omp_1, lower_omp): Rewritten.
25033 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
25036 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
25037 with the phrase "Microsoft Windows compilers".
25038 (Push/Pop Macro Pragmas): New subsection. Document
25039 #pragma push_macro and pragma pop_macro.
25041 2008-03-12 Paul Brook <paul@codesourcery.com>
25043 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
25045 2008-03-12 Paul Brook <paul@codesourcery.com>
25047 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
25048 (thumb2_alusi3_short): Exclude PLUS and MINUS.
25049 (thumb2_addsi_shortim): Rename ...
25050 (thumb2_addsi_short): ... to this. Allow register operands.
25051 (thumb2_subsi_short): New pattern.
25052 (thumb2_one_cmplsi2_short,
25053 thumb2_negsi2_short): New patterns and peepholes.
25055 2008-03-12 Paul Brook <paul@codesourcery.com>
25057 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
25059 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
25061 * config/i386/i386.md (int_cond): New code iterator.
25063 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
25064 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
25065 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
25066 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
25067 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
25068 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
25069 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
25070 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
25072 2008-03-12 Paul Brook <paul@codesourcery.com>
25074 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
25075 instead of {arm,thumb}_compute_save_reg_mask.
25076 (output_return_instruction): Ditto.
25077 (thumb_unexpanded_epilogue): Ditto.
25078 (thumb1_expand_prologue): Ditto.
25079 (thumb1_output_function_prologue): Ditto.
25080 (arm_set_return_address): Ditto.
25081 (thumb_set_return_address): Ditto.
25082 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
25083 regs to achieve stack alignment.
25084 (thumb1_compute_save_reg_mask): Fix compiler warning.
25085 (arm_output_epilogue): Use offsets->saved_regs_mask.
25086 Adjust stack pointer by poping call clobered registers.
25087 (arm_expand_prologue): Use offsets->saved_regs_mask.
25088 Adjust stack pointer by pushing extra registers.
25089 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
25091 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
25094 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
25095 conversion to the operands of a multiplication.
25097 2008-03-12 Richard Guenther <rguenther@suse.de>
25099 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
25100 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
25101 * timevar.def (TV_TREE_PHIPROP): Add.
25102 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
25103 pass description. Use TV_TREE_PHIPROP.
25104 * tree-ssa-forwprop.c: Remove phiprop code.
25106 2008-03-12 Jakub Jelinek <jakub@redhat.com>
25108 PR middle-end/35549
25109 * omp-low.c (maybe_lookup_decl): Constify first argument.
25110 (use_pointer_for_field): Change last argument from bool to
25111 omp_context *. Disallow shared copy-in/out in nested
25112 parallel if decl is shared in outer parallel too.
25113 (build_outer_var_ref, scan_sharing_clauses,
25114 lower_rec_input_clauses, lower_copyprivate_clauses,
25115 lower_send_clauses, lower_send_shared_vars): Adjust callers.
25117 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
25118 Ira Rosen <irar@il.ibm.com>
25120 * tree-vectorizer.c (free_stmt_vec_info): New function.
25121 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
25122 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
25123 * tree-vectorizer.h (free_stmt_vec_info): Declare.
25124 * tree-vect-transform.c (vectorizable_conversion): Free
25125 vec_oprnds0 if it was allocated.
25126 (vect_permute_store_chain): Remove unused VECs.
25127 (vectorizable_store): Free VECs that are allocated in the..
25129 (vect_transform_strided_load, vectorizable_load): Likewise.
25130 (vect_remove_stores): Simplify the code.
25131 (vect_transform_loop): Move code to vect_remove_stores().
25132 Call vect_remove_stores() and free_stmt_vec_info().
25134 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25136 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25137 TARGET_HPUX. Revise comment.
25138 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25139 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25140 Use sr4 variant of `be' instruction when not generating PIC code.
25141 (attr_length_call): Adjust for above change.
25143 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25145 * ipa-reference.c (static_execute): Remove module_statics_const and
25146 associated setting code.
25148 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25151 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25152 predicate for operand 1.
25153 (paritysi2_cmp): Use register_operand predicate for operand 2.
25154 Use earlyclobber modifier for operand 1. Remove support for
25156 (paritydi2_cmp): Use register_operand predicate for operand 3.
25157 Use earlyclobber modifier for operand 1. Remove support for
25160 2008-03-11 Paul Brook <paul@codesourcery.com>
25161 Vladimir Prus <vladimir@codesourcery.com>
25163 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25164 (arm_compute_save_reg0_reg12_mask): Always
25165 check if register 11 must be saved. Always safe hard frame pointer
25166 when frame_pointer_needeed.
25167 (arm_compute_save_reg_mask): Save IP and PC
25168 only with apcs frames.
25169 (arm_output_epilogue): Adjust Thumb2 codepath to
25170 be also invoked and work for ARM non-apcs frames.
25171 (arm_expand_prologue): Don't bother saving IP
25172 for non-apcs frame, since it's not clobbered by
25173 prologue code. Implement non-apcs frame
25176 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25178 PR rtl-optimization/35281
25179 * expr.c (convert_move): Use a new pseudo for the intermediate
25180 from_mode->word_mode result.
25182 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25184 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25185 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25186 * toplev.c (compile_file): Don't call it.
25188 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25190 PR middle-end/35526
25191 * expr.c (store_expr): Call emit_block_move if the mode
25192 of "temp" RTX is BLKmode.
25194 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25195 Richard Guenther <rguenther@suse.de>
25197 PR tree-optimization/31358
25198 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25199 the step with a NULL_TREE.
25200 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25201 to sizetype if type is a pointer type.
25202 (add_candidate_1): Don't convert the base and step to
25203 the generic type if the orginal type is a pointer type.
25204 (add_iv_value_candidates): Use sizetype for the step
25205 if type is a pointer type.
25206 (cand_value_at): Likewise.
25207 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25209 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25210 Don't convert the tem affine to the type.
25211 (add_elt_to_tree): Use sizetype for the step if a pointer.
25212 Use POINTER_PLUS_EXPR for pointers.
25213 (aff_combination_to_tree): Use sizetype for the step if a
25216 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25218 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25219 Remove commutativity hint.
25221 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25225 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25226 errorneous type. Check that v is a VAR_DECL.
25228 PR middle-end/35099
25229 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25231 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25233 PR tree-optimization/35494
25234 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25235 may be overriden at link and run time.
25237 2008-03-10 Richard Guenther <rguenther@suse.de>
25239 PR tree-optimization/34677
25240 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25241 (poolify_tree): Likewise.
25242 (modify_expr_template): Likewise.
25243 (poolify_modify_stmt): Likewise.
25244 (insert_fake_stores): Handle all component-ref style stores
25245 in addition to INDIRECT_REF. Also handle complex types.
25246 Do not poolify the inserted load.
25247 (realify_fake_stores): Do not rebuild the tree but only
25248 make it a SSA_NAME copy.
25249 (init_pre): Remove initialzation of modify_expr_template.
25250 Do not allocate modify_expr_node_pool.
25251 (fini_pre): Do not free modify_expr_node_pool.
25253 2008-03-10 Paul Brook <paul@codesourcery.com>
25255 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25256 to avoid conflicts.
25258 2008-03-10 Paul Brook <paul@codesourcery.com>
25259 Mark Shinwell <shinwell@codesourcery.com>
25261 * config/arm/cortex-r4.md: New.
25262 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25264 * config/arm/arm.md: Include cortex-r4.md.
25265 (insn): Add smmls, sdiv and udiv values.
25266 (generic_sched): Don't use generic scheduling for Cortex-R4.
25267 (arm_issue_rate): New function.
25268 (TARGET_SCHED_ISSUE_RATE): Define.
25270 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25272 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25274 2008-03-10 Richard Guenther <rguenther@suse.de>
25276 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25277 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25279 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25281 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25282 Set default to true.
25284 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25286 * c.opt (Wsynth): Deprecate.
25287 * doc/invoke.texi (Option Summary, Warning Options): Document
25288 -Wno-format-contains-nul.
25290 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25293 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25294 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25296 2008-03-09 Ira Rosen <irar@il.ibm.com>
25298 * config/rs6000/rs6000.c (builtin_description): Rename vector
25299 left shift operations.
25300 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25301 (altivec_vsl<VI_char>): Rename to ...
25302 (ashl<mode>3): ... new name.
25303 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25305 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25307 2008-03-08 Richard Guenther <rguenther@suse.de>
25309 * coverage.h (tree_coverage_counter_addr): Declare.
25310 * coverage.c (tree_coverage_counter_addr): New function.
25311 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25312 before using again.
25313 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25314 (tree_gen_one_value_profiler): Likewise.
25315 (tree_gen_ic_profiler): Likewise.
25316 (tree_gen_average_profiler): Likewise.
25317 (tree_gen_ior_profiler): Likewise.
25319 2008-03-08 Richard Guenther <rguenther@suse.de>
25321 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25322 (vn_binary_op_insert): Likewise.
25323 (vn_unary_op_lookup): Likewise.
25324 (vn_unary_op_insert): Likewise.
25325 (vn_nary_op_lookup): Declare.
25326 (vn_nary_op_insert): Likewise.
25327 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25328 and binary hashes, use a single obstack for unary_op_pool
25329 and binary_op_pool.
25330 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25331 a single struct vn_nary_op_s. Store tree code length and
25332 a variable number of operands.
25333 (struct vn_reference_op_struct): Remove unused op2.
25334 (vn_reference_op_eq): Do not compare op2.
25335 (vn_reference_op_compute_hash): Do not compute hash of op2.
25336 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25337 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25338 with vn_nary_op_compute_hash.
25339 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25340 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25342 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25344 (visit_unary_op): Call nary functions.
25345 (visit_binary_op): Likewise.
25346 (process_scc): Adjust for struct vn_tables_s changes.
25347 (allocate_vn_table): Likewise.
25348 (free_vn_table): Likewise.
25349 * tree-vn.c (vn_add): Call nary functions.
25350 (vn_lookup): Likewise.
25352 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25355 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25356 wdst back after sync_compare_and_swapqhi_internal.
25358 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25361 * config/i386/i386-modes.def (V1DI): New vector mode.
25362 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25363 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25364 (MMXMODE248): Ditto.
25365 (MMXMODE): Add V1DI mode.
25366 (mmxvecsize): Change DI mode to V1DI mode.
25367 ("mov<mode>): Use MMXMODEI8 mode iterator.
25368 ("*mov<mode>_internal_rex64"): Ditto.
25369 ("*mov<mode>_internal"): Ditto.
25370 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25371 ("mmx_sub<mode>3"): Ditto.
25372 ("mmx_adddi3"): Remove insn pattern.
25373 ("mmx_subdi3"): Ditto.
25374 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25375 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25376 ("mmx_ashl<mode>3"): Ditto.
25377 ("mmx_lshrdi3"): Remove insn pattern.
25378 ("mmx_ashldi3"): Ditto.
25379 * config/i386/i386.c (classify_argument): Handle V1DImode.
25380 (function_arg_advance_32): Ditto.
25381 (function_arg_32): Ditto.
25382 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25383 mmx_addv1di3 insn pattern.
25384 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25385 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25386 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25387 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25388 Remove definitions of built-in functions.
25389 (V1DI_type_node): New node.
25390 (v1di_ftype_v1di_int): Ditto.
25391 (v1di_ftype_v1di_v1di): Ditto.
25392 (v2si_ftype_v2si_si): Ditto.
25393 (v4hi_ftype_v4hi_di): Remove node.
25394 (v2si_ftype_v2si_di): Ditto.
25395 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25396 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25397 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25398 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25399 Add new builtins using def_builtin_const.
25400 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25401 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25402 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25403 * config/i386/mmintrin.h (__v1di): New typedef.
25404 (_mm_add_si64): Cast arguments to __v1di type.
25405 (_mm_sub_si64): Ditto.
25406 (_mm_sll_pi16): Cast __count to __v4hi type.
25407 (_mm_sll_pi32): Cast __count to __v2si type.
25408 (_mm_sll_si64): Cast arguments to __v1di type.
25409 (_mm_srl_pi16): Cast __count to __v4hi type.
25410 (_mm_srl_pi32): Cast __count to __v2si type.
25411 (_mm_srl_si64): Cast arguments to __v1di type.
25412 (_mm_sra_pi16): Cast __count to __v4hi type.
25413 (_mm_sra_pi32): Cast __count to __v2si type.
25414 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25415 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25416 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25417 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25418 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25419 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25420 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25421 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25422 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25423 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25424 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25425 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25427 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25429 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25431 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25434 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25435 reg+const addressing for Altivec modes. Don't generate reg+reg
25436 addressing for TFmode or TDmode quantities.
25438 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25440 * c-common.c (vector_types_convertible_p): Call langhook
25441 instead of comptypes.
25443 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25446 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25447 integral and scalar float variables which have a
25450 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25452 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25453 dwarf_register_span hook when emitting unwind information for
25454 register-to-memory saves.
25455 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25456 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25458 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25460 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25461 for the same VAR_DECL.
25463 2008-03-06 Tom Tromey <tromey@redhat.com>
25465 * treelang: Delete.
25466 * doc/standards.texi (Standards): Don't mention treelang.
25467 * doc/invoke.texi (Overall Options): Don't mention treelang.
25468 * doc/install.texi (Prerequisites): Don't mention bison or
25470 (Configuration): Don't mention treelang.
25471 (Building): Likewise.
25472 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25474 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25476 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25477 word-extractions out of a multi-word object.
25479 2008-03-06 Richard Guenther <rguenther@suse.de>
25481 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25482 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25483 result type and precision.
25484 * expr.c (get_inner_reference): Set unsignedp based on the result
25485 type of BIT_FIELD_REF.
25486 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25487 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25488 (try_instantiate_multiple_fields): Likewise. Use the correct type
25490 (sra_build_assignment): Likewise.
25491 (sra_build_elt_assignment): Likewise.
25492 (sra_explode_bitfield_assignment): Likewise.
25493 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25494 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25495 set BIT_FIELD_REF_UNSIGNED.
25496 (vectorizable_load): Likewise.
25498 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25500 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25503 2008-03-06 Richard Guenther <rguenther@suse.de>
25505 * alias.c (struct alias_set_entry): Move has_zero_child field
25506 to pack with alias_set.
25508 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25510 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25513 2008-03-05 Ian Lance Taylor <iant@google.com>
25515 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25517 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25519 * fwprop.c (update_df): Support width and offset parameters of
25521 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25522 global_conflicts): Change DF_REF_EXTRACT to either
25523 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25524 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25525 * df-scan.c (df_ref_record, df_defs_record,
25526 df_ref_create_structure, df_def_record_1, df_uses_record,
25527 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25528 df_bb_refs_collect, df_entry_block_defs_collect,
25529 df_exit_block_uses_collect): Support new width and offset fields.
25530 (ref_extract_pool): New storage pool.
25531 (df_free_ref): New function.
25532 (df_reg_chain_unlink, df_free_collection_rec,
25533 df_sort_and_compress_refs): Call df_free_ref.
25534 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25536 (df_ref_create_structure): Allocate df_ref_extract if offset and
25537 width fields are used.
25538 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25539 (df_uses_record): Get offset and width from ZERO_EXTRACT
25541 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25542 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25543 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25544 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25545 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25546 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25547 (df_ref_extract): New structure.
25548 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25549 (df_ref_create): Add width and offset parameters.
25551 2008-03-05 Richard Guenther <rguenther@suse.de>
25553 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25554 Use ranges_overlap_p.
25555 (offset_overlaps_with_access): Rename
25556 to ranges_overlap_p and move ...
25557 * tree-flow-inline.h (ranges_overlap_p): ... here.
25559 * tree.h (get_inner_reference, handled_component_p): Update
25562 * tree.h (record_component_aliases, get_alias_set,
25563 alias_sets_conflict_p, alias_sets_must_conflict_p,
25564 objects_must_conflict_p): Move declarations ...
25565 * alias.h (record_component_aliases, get_alias_set,
25566 alias_sets_conflict_p, alias_sets_must_conflict_p,
25567 objects_must_conflict_p): ... here.
25568 Include coretypes.h.
25569 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25571 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25573 * cfg.c: Include tree-flow.h.
25574 (remove_edge_raw): Call redirect_edge_var_map_clear.
25575 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25576 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25577 (redirect_edge_var_map_result): New.
25578 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25579 PENDING_STMT use with redirect_edge_var_map_*.
25580 * tree-ssa.c (edge_var_maps): New definition.
25581 (redirect_edge_var_map_add): New.
25582 (redirect_edge_var_map_clear): New.
25583 (redirect_edge_var_map_dup): New.
25584 (redirect_edge_var_map_vector): New.
25585 (redirect_edge_var_map_destroy): New.
25586 (ssa_redirect_edge): Replace PENDING_STMT use with
25587 redirect_edge_var_map_*.
25588 (flush_pending_stmts): Same.
25589 (delete_tree_ssa): Destroy edge var map.
25590 * tree-flow.h (struct _edge_var_map): New.
25591 Define edge_var_map vector type.
25592 Declare redirect_edge_var_map_* prototypes.
25593 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25594 * tree-cfg.c (reinstall_phi_args): Replace
25595 PENDING_STMT use with redirect_edge_var_map_*.
25597 2008-03-05 Richard Guenther <rguenther@suse.de>
25599 PR tree-optimization/35472
25600 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25601 whose single use_stmt has a overlapping set of loaded and
25602 stored symbols as that use_stmt might be a noop assignment then.
25604 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25606 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25608 2008-03-05 Richard Guenther <rguenther@suse.de>
25611 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25612 should be constants.
25613 * tree-cfg.c (verify_expr): Verify it.
25614 * fold-const.c (fold_truthop): Remove code generating
25615 BIT_FIELD_REFs of structure bases.
25616 (fold_binary): Likewise.
25617 (fold_ternary): Position and size of BIT_FIELD_REFs are
25618 always host integers.
25619 (make_bit_field_ref): Remove.
25620 (optimize_bit_field_compare): Remove.
25621 (all_ones_mask_p): Remove.
25623 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25626 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25627 (split_block_and_df_analyze): New. Split basic block and rebuild
25629 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25631 (split_pattern_seq): Likewise.
25632 (erase_matching_seqs): Likewise.
25633 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25635 2008-03-04 Geoff Keating <geoffk@apple.com>
25637 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25638 declaration and code.
25639 (tree_invalid_nonnegative_warnv_p): Likewise.
25641 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25643 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25644 examples. Truncate option-names then causing overfull hbox.
25646 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25649 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25651 * configure: Rebuilt.
25653 2008-03-04 Rafael Espíndola <espindola@google.com>
25655 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25656 (tree_unary_nonnegative_warnv_p): New.
25657 (tree_binary_nonnegative_warnv_p): New.
25658 (tree_single_nonnegative_warnv_p): New.
25659 (tree_invalid_nonnegative_warnv_p): New.
25660 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25662 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25665 * opts.c (handle_option): Postpone 'unknown option' errors only for
25668 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25671 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25674 2008-03-04 Rafael Espíndola <espindola@google.com>
25676 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25677 (tree_binary_nonzero_warnv_p): New.
25678 (tree_single_nonzero_warnv_p): New.
25679 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25681 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25683 PR middle-end/35456
25684 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25685 transformations for modes that have signed zeros.
25686 * ifcvt.c (noce_try_abs): Ditto.
25688 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25690 * config/i386/i386.c (override_options): Force
25691 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25693 2008-03-04 Jan Hubicka <jh@suse.cz>
25696 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25699 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25701 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25702 label to probe the stack.
25704 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25706 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25707 (__gthr_win32_mutex_destroy): Declare.
25708 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25709 __gthr_win32_mutex_destroy.
25710 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25712 2008-03-03 Jan Hubicka <jh@suse.cz>
25715 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25716 aggressive on inlining cold calls.
25718 2008-03-03 Richard Guenther <rguenther@suse.de>
25720 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25721 struct copies into the expression table.
25722 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25723 (try_to_simplify): Likewise.
25724 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25725 integral and pointer arguments which do not change the
25726 precision to NOP_EXPRs.
25727 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25728 VIEW_CONVERT_EXPR case.
25730 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25732 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25733 defined in a loop at depth 0 is invariant.
25734 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25735 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25736 be called at loop depth 0.
25738 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25741 * gcc.c (process_command): Update copyright notice dates.
25742 * gcov.c (print_version): Likewise.
25743 * gcov-dump.c (print_version): Likewise.
25744 * mips-tfile.c (main): Likewise.
25745 * mips-tdump.c (main): Likewise.
25747 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25750 * c-common.c (flag_permissive): Delete.
25751 (constant_expression_warnings): Check flags first.
25752 (constant_expression_error): New.
25753 * c-common.h (flag_permissive): Delete.
25754 (constant_expression_error): Declare.
25755 * flags.h (flag_permissive): Declare. Update description.
25756 * diagnostic.c (pedwarn): Update.
25758 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25759 (permissive_error_kind): New.
25760 * toplev.c (flag_permissive): Define. Update description.
25761 * toplev.h (permissive_error_kind): Declare.
25762 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25763 (pedwarn_c90): Use pedantic_warning_kind.
25764 * c-opts.c (c_common_post_options): flag_permissive does not affect
25765 flag_pedantic_errors.
25767 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25769 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25770 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25771 __absvsi2, __absvDI2): Use unsigned arithmetic.
25773 2008-03-02 Andi Kleen <ak@suse.de>
25774 Richard Guenther <rguenther@suse.de>
25776 * struct-equiv.c: Remove file.
25777 * cfg_cleanup.c (condjump_equiv_p): Remove.
25778 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25779 (struct-equiv.o): Remove rule.
25780 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25781 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25782 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25784 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25786 * ifcvt.c (noce_process_if_block): Try to handle only the then
25787 block if the else block exists but isn't suitable.
25789 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25792 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25793 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25794 regression from previous patch.
25796 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25799 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25801 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25802 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25803 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25804 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25805 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25806 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25807 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25808 (__gthread_mutex_destroy_function): Rename to
25809 __gthread_mutex_destroy.
25810 * gthr-dce.h (__gthread_mutex_destroy): Call
25811 pthread_mutex_destroy.
25812 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25813 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25814 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25816 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25818 * df-scan.c (df_ref_chain_change_bb): Simplify.
25819 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25820 set_block_for_insn if there's any change.
25821 * df.h ((df_insn_change_bb): Fix prototype.
25822 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25823 df_insn_change_bb, don't call set_block_for_insn.
25824 * emit-rtl.c (reorder_insns): Likewise.
25825 * haifa-sched.c (move_insn): Likewise.
25827 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25829 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25831 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25833 * tree-flow-inline.h (next_readonly_imm_use): Return
25834 NULL_USE_OPERAND_P after the end.
25836 2008-03-01 Richard Guenther <rguenther@suse.de>
25838 PR tree-optimization/35411
25839 * tree-sra.c (sra_build_assignment): Split conversion to
25840 final type to a separate statement if we are not assigning
25843 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25845 * fold-const.c (fold_convertible_p): Correct the logic to follow
25846 that in fold_convert().
25848 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25851 * tree-inline.c (build_duplicate_type): When we make a
25852 duplicate type, make it unique in the canonical types system.
25854 2008-02-29 Tom Tromey <tromey@redhat.com>
25856 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25857 input_file_stack_history, input_file_stack_restored): Remove.
25858 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25859 * input.h (struct file_stack): Remove.
25860 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25861 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25863 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25865 (diagnostic_last_module_changed): Add 'map' argument.
25866 (diagnostic_set_last_function): Likewise.
25867 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25868 line map, not input_file_stack.
25869 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25871 2008-02-29 Paul Brook <paul@codesourcery.com>
25873 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25875 2008-02-29 Paul Brook <paul@codesourcery.com>
25877 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25879 2008-02-29 Richard Guenther <rguenther@suse.de>
25881 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25883 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25884 value for comparing for a store match.
25885 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25886 (try_to_simplify): Do not do a full-blown reference lookup.
25888 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25890 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25891 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25893 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25895 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25897 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25898 strides against cache sizes.
25900 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25902 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25905 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25907 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25908 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25909 is smaller than the original promoted value.
25910 (simplify_subreg): If OP is a SUBREG, try to preserve its
25911 SUBREG_PROMOTED_VAR_P information.
25913 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25915 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25916 (VN_INFO_GET): Allocate new objects on the obstack.
25917 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25918 for rpo_numbers_temp, for consistency.
25919 (free_scc_vn): Free the obstack.
25921 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25923 * doc/invoke.texi: Document -ftree-loop-distribution.
25924 * tree-loop-distribution.c: New.
25925 * tree-pass.h (pass_loop_distribution): New.
25926 * graphds.h (struct graph): Add htab_t indices.
25927 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25928 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25929 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25930 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25931 * tree-data-ref.c (debug_data_dependence_relations): New.
25932 (dump_data_dependence_relation): Also print data references.
25933 (free_data_ref): Extern.
25934 (same_access_functions): Moved...
25935 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25936 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25937 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25938 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25939 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25940 (stmts_from_loop): Skip LABEL_EXPR.
25941 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25943 (build_rdg): Initialize rdg->indices htab.
25944 (free_rdg, stores_from_loop, ref_base_address,
25945 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25946 have_similar_memory_accesses_1, ref_base_address_1,
25947 remove_similar_memory_refs): New.
25948 * tree-data-ref.h: Depend on tree-chrec.h.
25949 (debug_data_dependence_relations, free_data_ref): Declared.
25950 (same_access_functions): ... here.
25951 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25953 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25954 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25955 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25956 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25957 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25958 rdg_vertex_for_stmt): Declared.
25959 (struct rdg_edge): Add level.
25961 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25962 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25964 (rdg_has_similar_memory_accesses): New.
25965 * tree-vect-analyze.c: Remove unused static decls.
25966 * lambda.h (dependence_level): New.
25967 * common.opt (ftree-loop-distribution): New.
25968 * tree-flow.h (mark_virtual_ops_in_bb,
25969 slpeel_tree_duplicate_loop_to_edge_cfg,
25970 rename_variables_in_loop): Declared.
25971 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25972 (OBJS-common): Add tree-loop-distribution.o.
25973 (tree-loop-distribution.o): New rule.
25974 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25975 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25976 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25978 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25981 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25982 other than structures and unions.
25984 2008-02-28 Richard Guenther <rguenther@suse.de>
25987 2008-02-26 Richard Guenther <rguenther@suse.de>
25989 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25990 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25991 (lookup_decl_from_uid): Declare.
25992 (remove_decl_from_map): Likewise.
25993 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25994 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25995 (decl_for_uid_map): New global hashtable mapping DECL_UID
25997 (init_ttree): Allocate it.
25998 (insert_decl_to_uid_decl_map): New helper function.
25999 (make_node_stat): Insert new decls into the map.
26000 (copy_node_stat): Likewise.
26001 (lookup_decl_from_uid): New function.
26002 (remove_decl_from_map): Likewise.
26003 (print_decl_for_uid_map_statistics): New helper.
26004 (dump_tree_statistics): Call it.
26006 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26007 (referenced_var_iterator): Adjust.
26008 (FOR_EACH_REFERENCED_VAR): Adjust.
26009 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26010 (num_referenced_vars): Adjust.
26011 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26012 (first_referenced_var): Remove.
26013 (end_referenced_vars_p): Likewise.
26014 (next_referenced_var): Likewise.
26015 (referenced_var_iterator_set): New helper function.
26016 * tree-dfa.c (referenced_var_lookup): Adjust.
26017 (referenced_var_check_and_insert): Likewise.
26018 (remove_referenced_var): Likewise.
26019 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26020 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26021 (verify_call_clobbering): Likewise.
26022 (verify_memory_partitions): Likewise.
26023 (init_tree_ssa): Allocate bitmap instead of hashtable for
26025 (delete_tree_ssa): Adjust.
26026 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26027 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26028 (compute_tag_properties): Likewise.
26029 (set_initial_properties): Likewise.
26030 (find_partition_for): Likewise.
26031 (update_reference_counts): Likewise.
26032 (dump_may_aliases_for): Likewise.
26033 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26034 (add_call_clobber_ops): Likewise.
26035 (add_call_read_ops): Likewise.
26036 (get_asm_expr_operands): Likewise.
26037 * tree-into-ssa.c (dump_decl_set): Likewise.
26038 (update_ssa): Likewise.
26039 * tree-sra.c (scan_function): Likewise.
26040 (decide_instantiations): Likewise.
26041 (scalarize_parms): Likewise.
26042 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26043 (dsa_named_for): Likewise.
26044 * tree-ssa-structalias.c (update_alias_info): Likewise.
26045 (merge_smts_into): Likewise.
26047 2008-02-27 David Daney <ddaney@avtrex.com>
26050 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
26051 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
26052 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
26053 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
26054 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
26056 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
26059 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
26060 (BUILT_IN_NEXTTOWARD): Remove.
26061 (BUILT_IN_NEXTTOWARDF): Ditto.
26062 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
26063 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
26065 2008-02-27 Tom Tromey <tromey@redhat.com>
26067 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
26068 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
26070 2008-02-27 Jan Beulich <jbeulich@novell.com>
26072 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
26073 update the respective field on newdecl.
26075 2008-02-27 Revital Eres <eres@il.ibm.com>
26077 PR rtl-optimization/34999
26078 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
26079 crossing edges that ends with a call insn.
26080 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
26081 call insn and clear the EDGE_CROSSING flag of the crossing edge
26082 when fixing fallthru edges.
26084 2008-02-27 Richard Guenther <rguenther@suse.de>
26086 PR middle-end/35390
26087 * fold-const.c (fold_unary): Return the correct argument,
26088 converted to the result type.
26090 2008-02-27 Richard Guenther <rguenther@suse.de>
26092 PR middle-end/34971
26093 * expr.c (expand_expr_real_1): Assert on rotates that operate
26095 * fold-const.c (fold_binary): Use the types precision, not the
26096 bitsize of the mode if folding rotate expressions. Build rotates
26097 only for full modes.
26099 2008-02-27 Jakub Jelinek <jakub@redhat.com>
26101 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
26102 and CPP_PRAGMA_EOL.
26103 * c-pragma.c (pragma_ns_name): New typedef.
26104 (registered_pp_pragmas): New variable.
26105 (c_pp_lookup_pragma): New function.
26106 (c_register_pragma_1): If flag_preprocess_only, do nothing
26107 for non-expanded pragmas, for expanded ones push pragma's
26108 namespace and name into registered_pp_pragmas vector.
26109 (c_invoke_pragma_handler): Register OpenMP pragmas even when
26110 flag_preprocess_only, don't register GCC pch_preprocess
26111 pragma if flag_preprocess_only.
26112 * c-opts.c (c_common_init): Call init_pragma even if
26113 flag_preprocess_only.
26114 * c-pragma.c (c_pp_lookup_pragma): New prototype.
26115 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
26116 cpp_register_pragma if flag_preprocess_only.
26118 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26121 * c-parser.c (c_parser_translation_unit): Warn for empty
26122 translation unit, not empty source file.
26124 2008-02-26 Paul Brook <paul@codesourcery.com>
26126 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
26127 operand for Thumb-2.
26128 * config/arm/arm.h (reg_class): Add CORE_REGS.
26129 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
26130 (BASE_REG_CLASS): Use CORE_REGS.
26131 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
26132 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
26133 (REGNO_OK_FOR_INDEX_P): Exclude SP.
26134 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
26135 ARM_REGNO_OK_FOR_INDEX_P.
26136 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26137 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26138 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26139 (ldm/stm peepholes): Ditto.
26140 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26141 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26142 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26143 * config/arm/constraints.md: Enable "k" constraint on ARM.
26145 2008-02-27 Ben Elliston <bje@au.ibm.com>
26147 * config/rs6000/rs6000.c: Annotate cache line size field in all
26148 instances of struct processor_costs.
26150 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26152 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26153 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26154 jump_bypass): New counters.
26155 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26156 * dce.c (gate_ud_dce): Same.
26157 (gate_fast_dce): Same.
26158 * dse.c (gate_dse1): New function.
26159 (gate_dse2): New function.
26160 (gate_dse): Merge results of new gate functions.
26161 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26162 (gate_handle_jump_bypass): Add dbg_cnt.
26163 (gate_handle_gcse): Add dbg_cnt.
26164 * ifcvt.c (gate_handle_if_conversion): Same.
26165 (gate_handle_if_after_combine): Same.
26166 (gate_handle_if_after_reload): Same.
26167 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26169 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26171 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26173 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26175 2008-02-26 Jason Merrill <jason@redhat.com>
26178 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26179 alone if it's the naming decl for the type's main variant.
26181 2008-02-26 Tom Tromey <tromey@redhat.com>
26183 * system.h (USE_MAPPED_LOCATION): Poison.
26184 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26185 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26186 (make_goto_expr_edges): Likewise.
26187 (remove_bb): Likewise.
26188 (execute_warn_function_return): Likewise.
26189 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26191 * c-common.c (fname_decl): Remove old location code.
26192 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26194 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26196 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26197 (gen_rtx_ASM_INPUT): Likewise.
26198 (gen_rtx_ASM_INPUT_loc): Likewise.
26199 (get_rtx_asm_OPERANDS): Remove.
26200 * cfglayout.c (insn_locators_alloc): Remove old location code.
26201 (set_curr_insn_source_location): Likewise.
26202 (curr_insn_locator): Likewise.
26203 * print-tree.c (print_node): Remove old location code.
26204 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26205 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26206 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26207 location_from_locus.
26208 (construct_exit_block): Remove old location code.
26209 * emit-rtl.c (force_next_line_note): Remove old location code.
26210 * profile.c (branch_prob): Remove old location code.
26211 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26212 LOC_LINE): Remove old-location variants.
26213 * langhooks.c (lhd_print_error_function): Remove old location
26215 * configure, config.in: Rebuilt.
26216 * configure.ac (--enable-mapped-location): Remove.
26217 * c-decl.c (c_init_decl_processing): Remove old location code.
26218 (finish_function): Likewise.
26219 * recog.c (decode_asm_operands): Remove old location code.
26220 * c-pch.c (c_common_read_pch): Remove old location code.
26221 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26223 * gimple-low.c (lower_function_body): Remove old location code.
26224 * toplev.c (unknown_location): Remove.
26225 (push_srcloc): Remove old-location variant.
26226 (process_options): Remove old location code.
26227 (lang_dependent_init): Likewise.
26228 * input.h (UNKNOWN_LOCATION): Move definition.
26229 (location_t): Undeprecate.
26230 (source_locus): Remove.
26231 (location_from_locus): Remove.
26232 (struct location_s): Remove.
26233 Remove all old-location code.
26234 (input_line, input_filename): Remove.
26235 * final.c (final_scan_insn): Remove old location code.
26236 * diagnostic.c (diagnostic_build_prefix): Remove
26237 USE_MAPPED_LOCATION test.
26238 * tree.h (gimple_stmt) <locus>: Now a location_t.
26239 (tree_exp) <locus>: Likewise.
26240 (DECL_IS_BUILTIN): Remove old-location variant.
26241 (annotate_with_file_line, annotate_with_locus): Likewise.
26242 (expr_locus, set_expr_locus): Update.
26243 * tree.c (build1_stat): Remove old location code.
26244 (last_annotated_node): Remove.
26245 (annotate_with_file_line): Remove old-location variant.
26246 (annotate_with_locus): Likewise.
26247 (expr_location): Remove old location code.
26248 (set_expr_location): Likewise.
26249 (expr_has_location): Likewise.
26250 (expr_locus): Likewise.
26251 (set_expr_locus): Likewise.
26252 (expr_filename): Don't use location_from_locus.
26253 (expr_lineno): Likewise.
26254 * rtl-error.c (location_for_asm): Remove old location code.
26255 * c-lex.c (cb_line_change): Remove old location code.
26256 (fe_file_change): Likewise.
26257 (cb_def_pragma): Likewise.
26258 (c_lex_with_flags): Likewise.
26259 * gengtype.c (do_typedef): Don't special-case location types.
26260 (define_location_structures): Remove.
26261 (main): Don't call define_location_structures.
26262 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26265 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26268 * builtins.def (BUILT_IN_STDARG_START): Remove.
26269 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26270 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26271 * tree-inline.c (inline_forbidden_p_1): Likewise.
26273 2008-02-26 Richard Guenther <rguenther@suse.de>
26275 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26276 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26277 (lookup_decl_from_uid): Declare.
26278 (remove_decl_from_map): Likewise.
26279 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26280 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26281 (decl_for_uid_map): New global hashtable mapping DECL_UID
26283 (init_ttree): Allocate it.
26284 (insert_decl_to_uid_decl_map): New helper function.
26285 (make_node_stat): Insert new decls into the map.
26286 (copy_node_stat): Likewise.
26287 (lookup_decl_from_uid): New function.
26288 (remove_decl_from_map): Likewise.
26289 (print_decl_for_uid_map_statistics): New helper.
26290 (dump_tree_statistics): Call it.
26292 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26293 (referenced_var_iterator): Adjust.
26294 (FOR_EACH_REFERENCED_VAR): Adjust.
26295 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26296 (num_referenced_vars): Adjust.
26297 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26298 (first_referenced_var): Remove.
26299 (end_referenced_vars_p): Likewise.
26300 (next_referenced_var): Likewise.
26301 (referenced_var_iterator_set): New helper function.
26302 * tree-dfa.c (referenced_var_lookup): Adjust.
26303 (referenced_var_check_and_insert): Likewise.
26304 (remove_referenced_var): Likewise.
26305 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26306 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26307 (verify_call_clobbering): Likewise.
26308 (verify_memory_partitions): Likewise.
26309 (init_tree_ssa): Allocate bitmap instead of hashtable for
26311 (delete_tree_ssa): Adjust.
26312 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26313 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26314 (compute_tag_properties): Likewise.
26315 (set_initial_properties): Likewise.
26316 (find_partition_for): Likewise.
26317 (update_reference_counts): Likewise.
26318 (dump_may_aliases_for): Likewise.
26319 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26320 (add_call_clobber_ops): Likewise.
26321 (add_call_read_ops): Likewise.
26322 (get_asm_expr_operands): Likewise.
26323 * tree-into-ssa.c (dump_decl_set): Likewise.
26324 (update_ssa): Likewise.
26325 * tree-sra.c (scan_function): Likewise.
26326 (decide_instantiations): Likewise.
26327 (scalarize_parms): Likewise.
26328 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26329 (dsa_named_for): Likewise.
26330 * tree-ssa-structalias.c (update_alias_info): Likewise.
26331 (merge_smts_into): Likewise.
26333 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26336 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26337 * c-opts.c (c_common_handle_option): Wall enables
26338 Wvolatile-register-var.
26339 * common.opt: Move Wvolatile-register-var to...
26342 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26344 * common.opt (Wlarger-than=): New.
26345 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26347 * opts.c (common_handle_option): Handle -Wlarger-than=.
26348 * optc-gen.awk: Likewise.
26349 * opth-gen.awk: Likewise.
26350 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26351 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26353 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26355 * c-common.c (match_case_to_enum_1): Add appropriate
26356 OPT_W* parameter to warning.
26357 (c_do_switch_warnings): Likewise.
26358 * c-typeck.c (warning_init): Add one more parameter following
26359 'warning' function.
26360 (push_init_level): Update call to warning_init.
26361 (pop_init_level): Likewise.
26362 (add_pending_init): Likewise.
26363 (output_init_element: Likewise.
26365 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26368 * toplev.c (toplev_main): If there are warnings or error, print
26369 errors for ignored options.
26370 * opts.c (ignored_options): New static variable.
26371 (postpone_unknown_option_error): New.
26372 (print_ignored_options): New.
26373 (handle_option): Postpone errors for unknown -Wno-* options.
26374 * opts.h (print_ignored_options): Declare.
26376 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26378 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26381 2008-02-25 Richard Guenther <rguenther@suse.de>
26384 2008-02-25 Richard Guenther <rguenther@suse.de>
26386 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26387 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26388 (lookup_decl_from_uid): Declare.
26389 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26390 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26391 (decl_for_uid_map): New global hashtable mapping DECL_UID
26393 (init_ttree): Allocate it.
26394 (insert_decl_to_uid_decl_map): New helper function.
26395 (make_node_stat): Insert new decls into the map.
26396 (copy_node_stat): Likewise.
26397 (lookup_decl_from_uid): New function.
26398 (print_decl_for_uid_map_statistics): New helper.
26399 (dump_tree_statistics): Call it.
26401 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26402 (referenced_var_iterator): Adjust.
26403 (FOR_EACH_REFERENCED_VAR): Adjust.
26404 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26405 (num_referenced_vars): Adjust.
26406 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26407 (first_referenced_var): Remove.
26408 (end_referenced_vars_p): Likewise.
26409 (next_referenced_var): Likewise.
26410 (referenced_var_iterator_set): New helper function.
26411 * tree-dfa.c (referenced_var_lookup): Adjust.
26412 (referenced_var_check_and_insert): Likewise.
26413 (remove_referenced_var): Likewise.
26414 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26415 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26416 (verify_call_clobbering): Likewise.
26417 (verify_memory_partitions): Likewise.
26418 (init_tree_ssa): Allocate bitmap instead of hashtable for
26420 (delete_tree_ssa): Adjust.
26421 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26422 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26423 (compute_tag_properties): Likewise.
26424 (set_initial_properties): Likewise.
26425 (find_partition_for): Likewise.
26426 (update_reference_counts): Likewise.
26427 (dump_may_aliases_for): Likewise.
26428 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26429 (add_call_clobber_ops): Likewise.
26430 (add_call_read_ops): Likewise.
26431 (get_asm_expr_operands): Likewise.
26432 * tree-into-ssa.c (dump_decl_set): Likewise.
26433 (update_ssa): Likewise.
26434 * tree-sra.c (scan_function): Likewise.
26435 (decide_instantiations): Likewise.
26436 (scalarize_parms): Likewise.
26437 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26438 (dsa_named_for): Likewise.
26439 * tree-ssa-structalias.c (update_alias_info): Likewise.
26440 (merge_smts_into): Likewise.
26442 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26445 * doc/invoke.texi (-fcx-limited-range): Document new option.
26446 * toplev.c (process_options): Handle -fcx-fortran-rules.
26447 * common.opt: Add documentation for -fcx-fortran-rules.
26449 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26452 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26453 actual behaviour and C99.
26455 2008-02-26 Ben Elliston <bje@au.ibm.com>
26457 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26458 (ASM_CPU_POWER6_SPEC): Likewise.
26459 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26460 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26461 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26463 2008-02-25 Richard Guenther <rguenther@suse.de>
26465 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26466 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26467 (lookup_decl_from_uid): Declare.
26468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26470 (decl_for_uid_map): New global hashtable mapping DECL_UID
26472 (init_ttree): Allocate it.
26473 (insert_decl_to_uid_decl_map): New helper function.
26474 (make_node_stat): Insert new decls into the map.
26475 (copy_node_stat): Likewise.
26476 (lookup_decl_from_uid): New function.
26477 (print_decl_for_uid_map_statistics): New helper.
26478 (dump_tree_statistics): Call it.
26480 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26481 (referenced_var_iterator): Adjust.
26482 (FOR_EACH_REFERENCED_VAR): Adjust.
26483 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26484 (num_referenced_vars): Adjust.
26485 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26486 (first_referenced_var): Remove.
26487 (end_referenced_vars_p): Likewise.
26488 (next_referenced_var): Likewise.
26489 (referenced_var_iterator_set): New helper function.
26490 * tree-dfa.c (referenced_var_lookup): Adjust.
26491 (referenced_var_check_and_insert): Likewise.
26492 (remove_referenced_var): Likewise.
26493 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26494 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26495 (verify_call_clobbering): Likewise.
26496 (verify_memory_partitions): Likewise.
26497 (init_tree_ssa): Allocate bitmap instead of hashtable for
26499 (delete_tree_ssa): Adjust.
26500 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26501 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26502 (compute_tag_properties): Likewise.
26503 (set_initial_properties): Likewise.
26504 (find_partition_for): Likewise.
26505 (update_reference_counts): Likewise.
26506 (dump_may_aliases_for): Likewise.
26507 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26508 (add_call_clobber_ops): Likewise.
26509 (add_call_read_ops): Likewise.
26510 (get_asm_expr_operands): Likewise.
26511 * tree-into-ssa.c (dump_decl_set): Likewise.
26512 (update_ssa): Likewise.
26513 * tree-sra.c (scan_function): Likewise.
26514 (decide_instantiations): Likewise.
26515 (scalarize_parms): Likewise.
26516 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26517 (dsa_named_for): Likewise.
26518 * tree-ssa-structalias.c (update_alias_info): Likewise.
26519 (merge_smts_into): Likewise.
26521 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26524 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26525 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26526 * alias.h (nonoverlapping_memrefs_p): Likewise.
26528 2008-02-25 Jan Beulich <jbeulich@novell.com>
26530 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26531 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26532 __emultls_get_address, __emultls_register_common,
26533 __floatundi?f, and _Unwind_GetIPInfo.
26534 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26535 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26536 (gen_regparm_prefix): Likewise.
26537 (i386_nlm_encode_section_info): Sync with
26538 config/i386/winnt.c:i386_pe_encode_section_info().
26539 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26540 i386_nlm_mangle_decl_assembler_name): New.
26541 (netware_override_options): New.
26542 * config/i386/netware.h (netware_override_options): Declare.
26543 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26544 (i386_nlm_mangle_decl_assembler_name): Declare.
26545 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26547 2008-02-25 Ben Elliston <bje@au.ibm.com>
26550 * c-decl.c (grokdeclarator): Remove unused local variables
26551 `typedef_type' and `type_as_written'.
26553 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26554 unused local variable `has_hot_blocks'.
26555 (fix_crossing_conditional_branches): Remove unused local variable
26558 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26560 PR middle-end/19984
26561 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26562 using DEF_C99_BUILTIN.
26563 (BUILT_IN_NANF): Ditto.
26564 (BUILT_IN_NANL): Ditto.
26566 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26567 Revital Eres <eres@il.ibm.com>
26569 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26570 regarding the order of two dependent insns in the same row.
26572 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26574 * stor-layout.c (layout_decl): Do not bump the alignment of a
26575 bit-field to more than byte alignment if it is packed.
26577 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26579 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26582 2008-02-24 Diego Novillo <dnovillo@google.com>
26584 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26587 * tree-vrp.c (vrp_evaluate_conditional): With
26588 -Wtype-limits, emit a warning when comparing against a
26589 constant outside the natural range of OP0's type.
26590 * c.opt (Wtype-limits): Move ...
26591 * common.opt (Wtype-limits): ... here.
26593 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26595 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26596 * config/rs6000/e300c2c3.md: New file.
26597 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26599 (rs6000_override_options): Add e300c2 and e300c3 cases to
26600 processor_target_table. Do not allow usage of Altivec or Spe
26601 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26602 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26603 * config/rs6000/rs6000.h (processor_type): Add
26604 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26605 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26606 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26607 and ppce300c3. Include e300c2c3.md.
26609 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26611 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26612 instead of TARGET_STRICT_ALIGN.
26614 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26616 * explow.c (memory_address): Assert that the generated address is
26619 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26622 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26623 * config/darwin-ppc-ldouble-patch.def: New file.
26624 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26625 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26626 SUBTARGET_INIT_BUILTINS if defined.
26627 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26630 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26633 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26634 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26636 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26639 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26640 file" warning condtional on -Winvalid-PCH.
26642 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26644 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26646 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26650 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26651 prevent reload from using MMX registers.
26652 (*mov<mode>_internal): Ditto.
26653 (*movv2sf_internal_rex64): Ditto.
26654 (*movv2sf_internal): Ditto.
26656 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26658 PR documentation/31569
26659 * doc/install.texi2html: Use makeinfo --no-number-sections.
26661 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26663 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26664 ensure that we can address an entire entity > 8 bytes. Don't
26665 generate reg+reg addressing for such data.
26667 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26669 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26670 strings when optimizing for size, unless the target cares about
26673 2008-02-22 Tom Tromey <tromey@redhat.com>
26675 * regclass.c (current_pass): Remove declaration.
26677 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26679 * config/avr/libgcc.S (__RAMPZ__): Define.
26680 (__do_copy_data): Add for devices with 128KB code memory.
26682 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26684 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26686 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26688 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26690 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26693 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26696 * c-typeck.c (build_binary_op): Warn about floating point
26697 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26699 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26702 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26703 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26705 (rs6000_override_options): Set altivec_abi as default, not override,
26706 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26707 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26708 is used; use new member spe_abi.
26709 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26710 spe_abi and altivec_abi.
26712 2008-02-22 Tomas Bily <tbily@suse.cz>
26714 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26716 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26719 * config.build (build_file_translate): Set to `CMD //c' only if
26721 * Makefile.in (build_file_translate): Improve comment.
26723 2008-02-21 Jan Hubicka <jh@suse.cz>
26725 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26726 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26727 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26729 2008-02-21 Michael Matz <matz@suse.de>
26732 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26734 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26736 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26737 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26738 as insn constraint.
26739 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26740 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26741 SSE_VEC_FLOAT_MODE_P as insn constraint.
26742 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26743 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26744 sse4a_movntdf using MODEF mode iterator.
26745 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26746 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26747 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26748 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26749 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26750 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26751 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26753 2008-02-21 Richard Guenther <rguenther@suse.de>
26755 * tree.def (PAREN_EXPR): New tree code.
26756 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26758 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26759 * expr.c (expand_expr_real_1): Likewise.
26760 * tree-inline.c (estimate_num_insns_1): Likewise.
26761 * tree-complex.c (expand_complex_move): Likewise.
26762 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26765 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26768 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26770 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26773 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26775 * config/sh/sh.c (find_barrier): Don't go past
26776 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26778 2008-02-20 DJ Delorie <dj@redhat.com>
26780 * config/h8300/h8300.md (insv): Force source operand to be a register.
26782 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26783 as a jump, not as a plain insn.
26785 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26787 * doc/invoke.texi (Warning Options): Add new option
26788 -Wframe-larger-than=.
26789 (-Wframe-larger-than): Document.
26791 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26792 Add declarations for new option variables.
26794 * final.c (final_start_function): Check the frame size
26795 before emission and issue a Wframe-larger-than warning.
26797 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26798 Add definitions for new option variables.
26799 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26801 * common.opt (Wframe-larger-than=): New option.
26803 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26805 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26806 (<sse>_div<mode>3): Ditto.
26807 (<sse>_vmdiv<mode>3): Ditto.
26808 (<sse>_vmsqrt<mode>2): Ditto.
26809 (*smax<mode>3): Ditto.
26810 (sse5_frcz<mode>2): Ditto.
26811 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26812 as insn constraint.
26814 2008-02-20 Richard Guenther <rguenther@suse.de>
26816 PR middle-end/35265
26817 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26818 be happy with INTEGRAL_TYPE_P.
26820 2008-02-20 Richard Guenther <rguenther@suse.de>
26822 * fold-const.c (split_tree): Associate floatig-point expressions
26823 if flag_associative_math is set.
26825 2008-02-20 Richard Guenther <rguenther@suse.de>
26827 * tree.h (fold_real_zero_addition_p): Declare.
26828 * fold-const.c (fold_real_zero_addition_p): Export.
26829 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26830 floating-point operations with zero and one.
26832 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26834 * doc/install.texi: Correct references to CFLAGS, replacing them
26835 with BOOT_CFLAGS. Document flags used during bootstrap for
26838 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26840 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26841 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26842 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26844 (smin<mode>3): Ditto from similar patterns.
26845 (smax<mode>3): Ditto.
26846 (*ieee_smin<mode>3): Ditto.
26847 (*ieee_smax<mode>3): Ditto.
26848 * config/i386/sse.md (sse): New mode attribute.
26849 (mov<mode>): Macroize expander from movv4sf and movv2df using
26850 SSEMODEF2P mode iterator.
26851 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26852 SSE_VEC_FLOAT_MODE_P as insn constraint.
26853 (storent<mode>): Ditto.
26854 (storent<mode>): Macroize expander from storentsf and storentdf using
26855 MODEF mode iterator.
26856 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26857 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26858 (abs<mode>2): Ditto from similar patterns.
26859 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26860 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26861 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26862 (<sse>_vmsqrt<mode>2): Ditto.
26863 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26864 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26865 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26866 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26867 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26868 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26869 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26871 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26872 iterator and SSE_FLOAT_MODE_P as insn constraint.
26873 (<sse>_ucomi): Ditto from similar patterns.
26874 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26875 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26876 SSE_VEC_FLOAT_MODE_P as insn constraint.
26877 (vcond<mode>): Ditto from similar patterns.
26878 (and<mode>3, *and<mode>3): Ditto.
26879 (<sse>_nand<mode>3): Ditto.
26880 (ior<mode>3, *ior<mode>3): Ditto.
26881 (xor<mode>3, *xor<mode>3): Ditto.
26882 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26883 iterator and SSE_FLOAT_MODE_P as insn constraint.
26884 (*nand<mode>3): Ditto from similar patterns.
26885 (*ior<mode>3): Ditto.
26886 (*xor<mode>3): Ditto.
26888 2008-02-20 Ira Rosen <irar@il.ibm.com>
26890 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26891 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26892 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26894 2008-02-19 Jan Hubicka <jh@suse.cz>
26896 * predict.c (tree_bb_level_predictions): Remove variable next
26897 mistakely introduced by previous commit.
26899 2008-02-19 Jan Hubicka <jh@suse.cz>
26901 * predict.c (predict_paths_leading_to): Rewrite.
26902 (predict_paths_for_bb): New.
26903 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26905 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26908 * Makefile.in (build_file_translate): New.
26909 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26910 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26911 * configure.ac (build_file_translate): Substitute it.
26912 * configure: Regenerate.
26914 2008-02-19 Jan Hubicka <jh@suse.cz>
26916 PR rtl-optimization/34408
26917 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26920 2008-02-19 Jan Hubicka <jh@suse.cz>
26922 PR middle-end/28779
26923 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26926 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26929 * config/i386/i386-modes.def: Revert the last DI alignment
26930 change until Ada people can look into it.
26932 2008-02-19 Nick Clifton <nickc@redhat.com>
26934 * opts.c (print_specific_help): Fix typo in --help text.
26936 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26939 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26940 32-bit inline asm without asm alternatives for host GCC < 3.0.
26942 2008-02-19 Richard Guenther <rguenther@suse.de>
26944 PR tree-optimization/34989
26945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26946 Allow propagation to INDIRECT_REF if we can simplify only.
26948 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26950 * c-common.c (warn_for_collisions_1): Use appropriate option when
26953 2008-02-19 Nick Clifton <nickc@redhat.com>
26956 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26957 (handle_options): Fix indentation.
26958 (print_filtered_help): If no language-specific options were
26959 displayed tell the user how to list all the options supported by
26960 the language's front-end.
26961 (print_specific_help): Fix indentation and remove duplicate line.
26962 (common_handle_option): Handle the -v option.
26963 For --help enable the display of undocumented options if the -v
26964 switch has been included on the command line.
26965 For --help= check for overlaps in the arguments between the option
26966 classes and the language names and issue a warning when they
26967 cannot be disambiguated.
26968 * c.opt (v): Pass on to the common option handler.
26970 2008-02-19 Revital Eres <eres@il.ibm.com>
26972 * modulo-sched.c (sms_schedule): Change dump message when
26973 create_ddg function fails.
26974 (try_scheduling_node_in_cycle): Rename row to cycle.
26975 (print_partial_schedule): Rename CYCLE to ROW.
26977 2008-02-19 Christian Bruel <christian.bruel@st.com>
26978 Zdenek Dvorak <ook@ucw.cz>
26980 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26982 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26985 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26986 (*x86_movdicc_0_m1_se): Ditto.
26988 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26990 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26991 (CMPtype): Define as __gcc_CMPtype.
26992 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26993 (CMPtype): Define as __gcc_CMPtype.
26995 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26997 Support valgrind 3.3 for --enable-checking=valgrind.
26998 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
27000 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
27001 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
27002 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
27003 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
27004 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
27005 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
27006 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
27008 * ggc-zone.c: Similar.
27009 * ggc-page.c: Similar.
27011 2008-02-19 Paul Brook <paul@codesourcery.com>
27014 * config/arm/ieee754-df.S: Fix do_it typo.
27015 * config/arm/ieee754-sf.S: Fix do_it typo.
27017 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
27020 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
27021 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
27022 (OPTION_MASK_ISA_SSE_SET): Likewise.
27023 (OPTION_MASK_ISA_SSE2_SET): Likewise.
27024 (OPTION_MASK_ISA_SSE3_SET): Likewise.
27025 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
27026 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
27027 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
27028 (OPTION_MASK_ISA_SSE4_SET): Likewise.
27029 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
27030 (OPTION_MASK_ISA_SSE5_SET): Likewise.
27031 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
27032 (OPTION_MASK_ISA_MMX_UNSET): Updated.
27033 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
27034 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
27035 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
27036 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
27037 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
27038 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
27039 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
27040 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
27041 (OPTION_MASK_ISA_SSE4): Removed.
27042 (ix86_handle_option): Turn on bits in ix86_isa_flags and
27043 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
27044 (override_options): Don't turn on implied SSE/MMX bits in
27047 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
27049 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
27052 2008-02-18 Joey Ye <joey.ye@intel.com>
27054 PR middle-end/34921
27055 * tree-nested.c (insert_field_into_struct): Set type alignment
27056 to field alignment if the former is less than the latter.
27058 2008-02-18 Jakub Jelinek <jakub@redhat.com>
27060 * BASE-VER: Set to 4.4.0.
27062 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27064 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
27065 * doc/cfg.texi: Likewise.
27066 * doc/extend.texi: Likewise.
27067 * doc/gty.texi: Likewise.
27068 * doc/invoke.texi: Likewise.
27069 * doc/loop.texi: Likewise.
27070 * doc/md.texi: Likewise.
27071 * doc/passes.texi: Likewise.
27072 * doc/rtl.texi: Likewise.
27073 * doc/sourcebuild.texi: Likewise.
27074 * doc/tm.texi: Likewise.
27075 * doc/tree-ssa.texi: Likewise.
27077 2008-02-17 Richard Guenther <rguenther@suse.de>
27079 PR middle-end/35227
27080 * tree-complex.c (init_parameter_lattice_values): Handle parameters
27081 without default definition.
27083 2008-02-17 Richard Guenther <rguenther@suse.de>
27085 PR tree-optimization/35231
27086 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
27089 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
27092 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27093 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27094 libgcc_cmp_return mode.
27096 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27099 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
27101 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
27103 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
27106 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27108 * doc/c-tree.texi: Use `@.' where appropriate.
27109 * doc/extend.texi: Likewise.
27110 * doc/install.texi: Likewise.
27111 * doc/invoke.texi: Likewise.
27112 * doc/loop.texi: Likewise.
27113 * doc/makefile.texi: Likewise.
27114 * doc/md.texi: Likewise.
27115 * doc/passes.texi: Likewise.
27116 * doc/standards.texi: Likewise.
27117 * doc/tm.texi: Likewise.
27119 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27121 PR middle-end/35196
27122 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
27124 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
27125 rather than in entry_bb.
27127 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27129 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27130 libgcc_cmp_return mode.
27132 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27134 PR middle-end/35130
27135 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
27136 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27138 2008-02-15 Richard Guenther <rguenther@suse.de>
27139 Zdenek Dvorak <ook@ucw.cz>
27141 PR tree-optimization/35164
27142 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27143 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27144 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27145 Only propagate addresses which do not have abnormal SSA_NAMEs
27148 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27151 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27153 2008-02-15 Jan Hubicka <jh@suse.cz>
27155 PR middle-end/35149
27156 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27158 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27160 PR middle-end/34621
27161 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27162 when calculating alignment_pad.
27164 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27166 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27167 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27168 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27169 and STACK_BOUNDARY define.
27171 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27173 PR preprocessor/35061
27174 * c-pragma.c (handle_pragma_pop_macro): Check that
27175 pushed_macro_table has been allocated.
27177 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27179 PR middle-end/35136
27180 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27181 (force_gimple_operand): Likewise.
27182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27183 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27184 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27185 (find_interesting_uses_address): Check addressability and alignment
27186 of the base expression only after substituting bases of IVs into it.
27188 2008-02-14 Michael Matz <matz@suse.de>
27191 * function.c (instantiate_virtual_regs_in_insn): Reload address
27192 before falling back to reloading the whole operand.
27194 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27196 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27197 before the first section switch note.
27199 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27201 * doc/bugreport.texi: Update copyright years.
27202 * doc/c-tree.texi: Likewise.
27203 * doc/cfg.texi: Likewise.
27204 * doc/cpp.texi: Likewise.
27205 * doc/cppinternals.texi: Likewise.
27206 * doc/fragments.texi: Likewise.
27207 * doc/frontends.texi: Likewise.
27208 * doc/gcc.texi: Likewise.
27209 * doc/gty.texi: Likewise.
27210 * doc/hostconfig.texi: Likewise.
27211 * doc/implement-c.texi: Likewise.
27212 * doc/libgcc.texi: Likewise.
27213 * doc/loop.texi: Likewise.
27214 * doc/makefile.texi: Likewise.
27215 * doc/options.texi: Likewise.
27216 * doc/passes.texi: Likewise.
27217 * doc/rtl.texi: Likewise.
27218 * doc/sourcebuild.texi: Likewise.
27219 * doc/standards.texi: Likewise.
27220 * doc/tree-ssa.texi: Likewise.
27221 * doc/trouble.texi: Likewise.
27223 * doc/extend.texi: Use @: or add comma where appropriate.
27224 * doc/invoke.texi: Likewise.
27225 * doc/tm.texi: Likewise.
27227 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27230 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27233 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27235 * doc/md.texi (clz, ctz): Add reference.
27236 * doc/rtl.texi (clz, ctz): Likewise.
27238 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27241 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27244 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27246 * config/s390/s390.c (struct constant_pool): New field
27247 emit_pool_after added.
27248 (s390_mainpool_start): Set the emit_pool_after flag according
27249 to the section switch notes.
27250 (s390_mainpool_finish): Consider emit_pool_after when emitting
27251 the literal pool at the end of the function.
27252 (s390_chunkify_start): Force literal pool splits at section
27255 2008-02-13 Michael Matz <matz@suse.de>
27258 * var-tracking.c (clobber_variable_part): Correctly traverse the
27261 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27264 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27265 Add -fdump-ipa-inline.
27266 * tree-dump.c (dump_files): Remove tree-inlined dump.
27267 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27269 2008-02-12 Richard Guenther <rguenther@suse.de>
27271 PR tree-optimization/35171
27272 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27275 2008-02-12 Richard Guenther <rguenther@suse.de>
27277 PR middle-end/35163
27278 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27279 value-preserving mode. Disallow final truncation.
27281 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27283 PR middle-end/35136
27284 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27285 code from here to...
27286 (force_gimple_operand): ...here.
27288 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27291 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27292 non-compatible pointers.
27293 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27294 different FIELD_DECLs, try harder by comparing field offsets, sizes
27297 PR inline-asm/35160
27298 * function.c (match_asm_constraints_1): Don't replace the same input
27301 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27303 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27304 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27305 (expand_epilogue): Restore RAMPZ register.
27306 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27308 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27310 * config/i386/cygwin.asm (__alloca): Correct calling
27311 convention and alignment.
27312 (__chkstk): Force 8 byte stack alignment.
27314 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27315 Richard Guenther <rguenther@suse.de>
27317 PR tree-optimization/33992
27318 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27319 the zero we compare against.
27321 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27323 PR libfortran/35063
27324 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27325 to CloseHandle after unlocking to prevent accumulation of handle
27328 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27330 PR middle_end/34150
27331 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27332 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27333 and update LABEL_NUSES during and after reload.
27335 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27337 PR middle-end/34627
27338 * combine.c (simplify_if_then_else): Make sure the comparison is
27339 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27341 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27344 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27345 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27346 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27347 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27348 * tree.h (get_type_static_bounds): Likewise.
27350 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27352 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27353 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27354 Make -Wfoo language annotations match what the compiler outputs.
27356 2008-02-08 Sa Liu <saliu@de.ibm.com>
27358 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27359 intrinsics spu_convts, spu_convtu, spu_convtf.
27361 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27363 * doc/extend.texi (Function Attributes) <noinline>: Mention
27364 asm ("") as method to keep calls.
27366 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27369 * doc/options.texi (Options): Replace references to opts.sh with
27371 * opts-common.c: Likewise.
27372 * optc-gen.awk: Likewise.
27374 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27376 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27378 2008-02-07 Richard Henderson <rth@redhat.com>
27381 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27382 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27385 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27387 PR tree-optimization/35085
27388 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27389 for operand entry oe2 in addition to operand entry oe3 in order to
27390 expose more opportunities for vectorizer sum reduction.
27392 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27395 * Makefile.in (LIBS): Remove $(GMPLIBS).
27396 (cc1-dummy, cc1): Add $(GMPLIBS).
27398 2008-02-06 Jan Hubicka <jh@suse.cz>
27401 * i386.md (moddf_integer): Do not produce partial memory stalls for
27402 targets where it hurts.
27404 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27407 * optabs.c (expand_float): Do not check for decimal modes when
27408 expanding unsigned integer through signed conversion.
27410 2008-02-06 Nick Clifton <nickc@redhat.com>
27412 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27413 inside the clobber with a match_operand and duplicated operand
27414 number in the constraint.
27415 (ineqbranchsi): Delete redundant comment.
27417 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27419 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27420 builtin_define ("__USE_INIT_FINI__").
27421 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27423 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27425 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27427 PR documentation/30330
27428 * doc/invoke.texi (C++ Dialect Options)
27429 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27430 For each warning option -Wfoo that allows -Wno-foo, ensure both
27431 -Wfoo and -Wno-foo are listed in the option index. Fix index
27432 entry of -Wswitch-default, index -Wnormalized= including the
27433 `=', and -Wlarger-than-@var{len} including @var{len}.
27435 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27437 * config/i386/i386.md (floatunssisf2): Use
27438 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27439 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27440 Macroize expander using MODEF mode iterator.
27442 2008-02-05 Diego Novillo <dnovillo@google.com>
27444 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27447 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27449 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27452 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27454 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27457 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27458 to indicate if a message should be generated.
27459 (init_cumulative_args): Updated.
27460 (function_value_32): Likewise.
27462 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27464 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27466 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27469 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27470 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27472 2008-02-04 Diego Novillo <dnovillo@google.com>
27474 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27477 * tree-vrp.c (vrp_evaluate_conditional): With
27478 -Wtype-limits, emit a warning when comparing against a
27479 constant outside the natural range of OP0's type.
27481 2008-02-04 Richard Guenther <rguenther@suse.de>
27483 PR middle-end/33631
27484 * expr.c (count_type_elements): Give for unions instead of
27487 2008-02-04 Richard Guenther <rguenther@suse.de>
27489 PR middle-end/35043
27490 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27491 to TYPE_DOMAINs base type instead of using bitsizetype here.
27493 2008-02-03 Jason Merrill <jason@redhat.com>
27495 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27497 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27500 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27501 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27502 (RS/6000 and PowerPC Options): Fix typos and markup.
27503 * doc/passes.texi (Tree-SSA passes): Likewise.
27505 2008-02-02 Michael Matz <matz@suse.de>
27508 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27509 from record_last_reg_set_info.
27510 (record_last_reg_set_info): Take an RTX argument, iterate over all
27511 constituent hardregs.
27512 (record_last_set_info, record_opr_changes): Change calls to
27513 new signature or to record_last_reg_set_info_regno.
27515 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27517 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27519 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27521 PR rtl-optimization/34773
27522 * reg-notes.def (EQUAL): Mention significance of combination of
27523 REG_EQUAL and REG_RETVAL.
27524 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27525 insn that has a REG_RETVAL.
27527 2008-02-01 Roger Sayle <roger@eyesopen.com>
27530 * configure.ac (--enable-fixed-point): Disable unless explicitly
27532 * configure: Regenerate.
27534 2008-02-01 Richard Guenther <rguenther@suse.de>
27537 * invoke.texi (-finline-limit): Remove no longer true parts
27538 of the documentation. Note that there is no default value.
27540 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27541 Mark Mitchell <mark@codesourcery.com>
27542 Ben Elliston <bje@au.ibm.com>
27545 * doc/extend.texi (Other Builtins): Document.
27547 2008-01-31 Tom Browder <tom.browder@gmail.com>
27549 * doc/c-tree.texi (Types): Fix grammar.
27550 (Expression trees): Ditto.
27551 * doc/passes.texi (Tree-SSA passes): Ditto.
27553 * doc/configterms.texi (Configure Terms): Fix typo.
27554 * doc/cpp.texi (Common Predefined Macros): Ditto.
27555 * doc/md.texi (Machine Constraints): Ditto.
27557 * doc/makefile.texi (Makefile): Add comma.
27559 2008-01-31 Tom Browder <tom.browder@gmail.com>
27560 Gerald Pfeifer <gerald@pfeifer.com>
27562 * doc/sourcebuild.texi (Front End): Remove references to CVS
27563 and CVSROOT/modules.
27564 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27565 (Back End): Remove reference to CVS.
27567 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27570 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27572 (mips16_gp_pseudo_reg): ...here.
27573 * config/mips/mips.md (load_const_gp): Replace with...
27574 (load_const_gp_<mode>): ...this :P-based insn.
27576 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27578 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27579 options. Minor fixes.
27580 (-std): Move reference to standards closer to where language
27581 standards are first mentioned.
27583 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27585 PR rtl-optimization/34995
27586 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27587 parameter and return a bool. If the rtx parameter is nonnull,
27588 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27589 (find_reloads): Update call accordingly. Pass the new operand
27590 if it needed no address reloads, otherwise pass null.
27592 2008-01-30 Richard Henderson <rth@redhat.com>
27595 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27596 for unbounded arrays.
27598 2008-01-30 Silvius Rus <rus@google.com>
27600 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27602 2008-01-30 Jan Hubicka <jh@suse.cz>
27605 * i386.c (init_cumulative_args): Use real function declaration when
27608 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27610 PR rtl-optimization/34998
27611 * global.c (build_insn_chain): Treat non-subreg_lowpart
27612 SUBREGs of pseudos as clobbering all the words covered by the
27613 SUBREG, not just all the bytes.
27614 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27615 original df_ref rather than an extract parameter.
27616 (global_conflicts): Update call accordingly.
27618 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27620 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27621 the overflow check to make it easier to read.
27622 (__fixtfdi): Change the type of the ll member in union
27623 long_double to UDItype_x.
27625 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27627 PR middle-end/34969
27628 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27629 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27630 * tree-inline.c (fold_marked_statements): Call
27631 cgraph_update_edges_for_call_stmt if folding a call statement.
27632 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27633 debug_generic_stmt calls, reset it back afterwards.
27636 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27638 * c-typeck.c (build_external_ref): Don't pedwarn about
27639 static vars in current function's scope.
27641 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27643 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27645 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27648 * ipa-struct-reorg.c: Fix spelling.
27649 * params.def: Ditto.
27651 2008-01-29 Richard Guenther <rguenther@suse.de>
27653 PR middle-end/35006
27654 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27656 * tree-inline.c (remap_type): Increment remapping_type_depth
27657 around remapping types.
27658 (copy_body_r): Only add referenced variables if they are referenced
27659 from code, not types.
27661 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27672 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27673 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27675 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27678 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27679 pointer for tiny stack.
27681 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27683 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27685 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27687 * config/vx-common.h: Fix typo in comment.
27689 2008-01-28 Ian Lance Taylor <iant@google.com>
27693 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27694 coalesce pointers if they have different DECL_NO_TBAA_P values.
27695 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27696 between variables with different DECL_NO_TBAA_P values.
27698 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27701 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27702 are not legitimate small data references on SPE targets.
27704 2008-01-28 David Daney <ddaney@avtrex.com>
27706 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27708 2008-01-28 David Daney <ddaney@avtrex.com>
27710 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27712 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27714 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27715 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27716 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27717 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27718 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27719 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27720 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27721 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27723 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27725 * basic-block.h (condjump_equiv_p): Fix comment.
27727 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27729 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27730 print_generic_stmt_indented): Fix comment.
27732 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27734 * configure.ac (__stack_chk_fail): Add detecion for availability
27735 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27736 * configure: Regenerate.
27738 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27740 PR middle-end/34688
27741 * final.c (output_addr_const): Handle TRUNCATE.
27743 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27746 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27747 (zero_cost, infinite_cost): New constants.
27748 (struct cost_pair): Change type of cost to comp_cost.
27749 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27750 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27752 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27753 split_address_cost, ptr_difference_cost, difference_cost,
27754 get_computation_cost_at, get_computation_cost,
27755 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27756 determine_use_iv_cost_condition, determine_use_iv_costs,
27757 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27758 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27759 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27760 Change type of cost to comp_cost.
27761 (determine_iv_cost): Increase cost of non-original ivs, instead
27762 of decreasing the cost of original ones.
27763 (get_address_cost): Indicate the complexity of the addressing mode
27765 (try_add_cand_for): Prefer using ivs not specific to some object.
27766 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27768 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27769 Janis Johnson <janis187@us.ibm.com>
27772 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27773 (TARGET_INSTANTIATE_DECLS): Likewise.
27774 * target.h (expand_to_rtl_hook): New target hook.
27775 (instantiate_decls): Likewise.
27776 * function.c (instantiate_decl): Make non-static. Rename to...
27777 (instantiate_decl_rtl): ... this.
27778 (instantiate_expr): Use instantiate_decl_rtl.
27779 (instantiate_decls_1): Likewise.
27780 (instantiate_decls): Likewise.
27781 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27782 * function.h (instantiate_decl_rtl): Add prototype.
27783 * cfgexpand.c (target.h): New include.
27784 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27785 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27786 (TARGET_INSTANTIATE_DECLS): Likewise.
27787 (TARGET_INITIALIZER): New target hooks added.
27788 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27790 * config/rs6000/rs6000.c (tree-flow.h): New include.
27791 (machine_function): Add sdmode_stack_slot field.
27792 (rs6000_alloc_sdmode_stack_slot): New function.
27793 (rs6000_instantiate_decls): Likewise.
27794 (rs6000_secondary_memory_needed_rtx): Likewise.
27795 (rs6000_check_sdmode): Likewise.
27796 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27797 (TARGET_INSTANTIATE_DECLS): Likewise.
27798 (rs6000_hard_regno_mode_ok): Allow SDmode.
27799 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27800 (rs6000_emit_move): Handle SDmode.
27801 (function_arg_advance): Likewise.
27802 (function_arg): Likewise.
27803 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27804 SDmode var args for 32-bit compiles.
27805 (rs6000_secondary_reload_class): Handle SDmode.
27806 (rs6000_output_function_epilogue): Likewise.
27807 (rs6000_function_value): Simplify if statement.
27808 (rs6000_libcall_value): Likewise.
27809 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27810 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27811 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27812 (movsd_hardfloat): New define_insn.
27813 (movsd_softfloat): Likewise.
27814 (movsd_store): Likewise.
27815 (movsd_load): Likewise.
27816 (extendsddd2): Likewise.
27817 (extendsdtd2): Likewise.
27818 (truncddsd2): Likewise.
27819 (movdd_hardfloat64): Fixup comment.
27820 (UNSPEC_MOVSD_LOAD): New constant.
27821 (UNSPEC_MOVSD_STORE): Likewise.
27823 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27826 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27828 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27829 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27830 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27831 and TRUTH_XOR_EXPR.
27833 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27836 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27837 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27838 __LONGDOUBLE128 too.
27839 * config/rs6000/aix61.h: New file.
27841 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27843 PR rtl-optimization/34959
27844 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27845 popcount and parity rtxes the same mode as their operand.
27846 Truncate or extend the result to the return value's mode
27849 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27852 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27853 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27854 to GOT_VERSION_REGNUM.
27855 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27856 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27857 * config/mips/mips.c (mips_emit_call_insn): New function.
27858 (mips_call_tls_get_addr): Call mips_expand_call directly.
27859 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27861 (mips16_build_call_stub): Likewise. Return the call insn or null.
27862 (mips_expand_call): Update the call to mips16_build_call_stub
27863 accordingly and a remove redundant condition. Assert that MIPS16
27864 stubs do not use lazy binding. Use mips_emit_call_insn and return
27866 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27868 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27869 (mips_avoid_hazard): Remove hazard_set handling.
27870 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27871 (UNSPEC_RESTORE_GP): ...this.
27872 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27873 (FAKE_CALL_REGNO): Rename to...
27874 (GOT_VERSION_REGNUM): ...this.
27875 (type): Add "ghost" value. Add an associated insn reservation.
27876 (hazard_set): Remove.
27877 (exception_receiver): Rename to...
27878 (restore_gp): ...this and update the unspec identifier accordingly.
27879 (exception_receiver, nonlocal_got_receiver): New expanders.
27880 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27881 FAKE_CALL_REGNO. Remove hazard_set attribute.
27882 (set_got_version, update_got_version): New patterns.
27884 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27887 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27889 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27892 * doc/install.texi2html: Generate gcc-vers.texi.
27894 2008-01-25 DJ Delorie <dj@redhat.com>
27896 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27898 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27900 * config/c4x: Remove directory.
27901 * config.gcc (crx-*, mt-*): Mark obsolete.
27902 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27903 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27904 sh-*-rtemscoff*): Remove cases.
27905 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27906 * real.c (encode_c4x_single, decode_c4x_single,
27907 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27908 c4x_extended_format): Remove.
27909 * real.h (c4x_single_format, c4x_extended_format): Remove.
27910 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27912 (Pragmas): Remove comment about c4x pragmas.
27913 * doc/install.texi (c4x): Remove target-specific instructions.
27914 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27915 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27916 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27917 refer to C4x source files as examples.
27918 (C4X_FLOAT_FORMAT): Remove documentation.
27920 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27922 * config/bfin/bfin.c (override_options): Reorder tests so that
27923 flag_pic gets enabled for -msep-data.
27925 2008-01-25 Richard Guenther <rguenther@suse.de>
27927 PR middle-end/32244
27928 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27929 to its bitfield precision if required.
27931 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27933 PR middle-end/33880
27934 * tree-nested.c (walk_omp_for): New function.
27935 (convert_nonlocal_reference, convert_local_reference): Call
27936 walk_omp_for on OMP_FOR.
27937 (convert_call_expr): Call walk_body on OMP_FOR's
27938 OMP_FOR_PRE_INIT_BODY.
27940 2008-01-25 Richard Guenther <rguenther@suse.de>
27942 PR tree-optimization/34966
27943 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27944 default defs and PHI_NODEs we have to insert after the
27945 defining statement.
27947 2008-01-24 Nick Clifton <nickc@redhat.com>
27949 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27950 Provide a default definition.
27951 (LIBGCC2_UNITS_PER_WORD): Likewise.
27953 * config/stormy16/stormy16.c: Include df.h for the prototype
27954 for df_regs_ever_live_p.
27955 (xstormy16_expand_builtin_va_start): Convert the stack offset
27956 into a component_ref and then use POINTER_PLUS_EXPR to add it
27957 to the incoming_virtual_args_rtx.
27958 (xstormy16_gimplify_va_arg_expr): Rename to
27959 xstormy16_gimplify_va_arg_expr.
27960 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27961 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27962 xstormy16_gimplify_va_arg_expr.
27963 Fix up some formatting issues.
27965 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27966 Move to predicates.md.
27967 (xs_hi_general_operand): Likewise.
27968 (xs_hi_nonmemory_operand): Likewise.
27969 * config/stormy16/predicates.md:
27970 (xstormy16_carry_plus_operand): New predicate.
27971 (xs_hi_general_operand): New predicate.
27972 (xs_hi_nonmemory_operand): New predicate.
27973 * config/stormy16/stormy16-protos.h:
27974 (xstormy16_carry_plus_operand): Delete prototype.
27975 (xs_hi_general_operand): Likewise.
27976 (xs_hi_nonmemory_operand): Likewise.
27978 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27979 modifiers as they are no longer needed and they can trigger
27980 reload spill failures.
27982 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27983 with a match_operand in order to help reload.
27985 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27986 constraint with 'e' for the 8th alternative as this version of
27987 the mov.w instruction only accepts the lower 8 registers.
27989 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27992 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27993 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27996 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27998 PR middle-end/33333
27999 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
28001 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
28003 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
28005 (remove_structure): Update allocations list before removing structure.
28007 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
28009 * ipa-struct-reorg.c (is_safe_cond_expr,
28010 create_new_stmts_for_cond_expr): Use integer_zerop function,
28011 that recognize not only zero-pointer, but zero-integer too.
28013 2008-01-25 Ben Elliston <bje@au.ibm.com>
28016 * fixproto: Escape "." in sed expression that strips leading "./".
28018 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
28021 * gcc.c (SWITCH_OK): Removed.
28022 (SWITCH_LIVE): Changed to bit.
28023 (SWITCH_FALSE): Likewise.
28024 (SWITCH_IGNORE): Likewise.
28025 (switchstr): Change live_cond to unsigned int.
28026 (process_command): Replace SWITCH_OK with 0.
28027 (do_self_spec): Likewise.
28028 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
28029 (give_switch): Likewise.
28030 (used_arg): Likewise.
28031 (do_spec_1): Set the SWITCH_IGNORE bit.
28032 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
28033 bits. Set the SWITCH_LIVE bit.
28035 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28037 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
28039 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
28041 PR tree-optimization/34472
28042 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
28043 parameter to a "bool *" and set *DATA to false if there is
28044 an unsafe access. Do not delete the structure here.
28045 (check_cond_exprs): Delete it here instead.
28046 (check_cond_exprs, exclude_cold_structs): Do not increase
28047 I when removing a structure.
28049 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
28052 * config/i386/i386.c (ix86_expand_vector_init): Consider only
28053 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
28055 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
28057 PR middle-end/34934
28058 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
28059 a fixed vector for stack.
28061 2008-01-24 Ben Elliston <bje@au.ibm.com>
28064 * doc/gcc.texi (Software development): Add a direntry for g++.
28066 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
28068 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
28069 stale and straggling -fforce-addr comments above.
28071 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
28073 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
28074 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
28076 2008-01-23 Michael Matz <matz@suse.de>
28079 * dwarf2out.c (force_type_die): Use modified_type_die instead of
28082 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
28084 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
28085 malloc result type.
28087 2008-01-23 Anatoly Sokolov <aesok@post.ru>
28089 * config/avr/avr.c (avr_current_arch): New variable.
28090 (avr_arch_types): Add 'avr31' and 'avr51' entries.
28091 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
28092 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
28093 (avr_override_options): Init 'avr_current_arch'.
28094 (base_arch_s): Move from here...
28095 * config/avr/avr.h (base_arch_s): ... here. Add new members
28096 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
28097 'mega' to 'have_jmp_call'.
28098 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
28099 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
28101 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
28103 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28104 MULTILIB_MATCHES): Ditto.
28106 2008-01-23 Richard Guenther <rguenther@suse.de>
28108 PR middle-end/31529
28109 * cgraphunit.c (cgraph_reset_node): Always mark the node
28110 not reachable if it is not queued already.
28112 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
28114 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
28115 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
28116 (cputype_selected): New static variable.
28117 (bfin_handle_option): Set it if -mcpu is used.
28118 (override_option): Select default set of workarounds if no cpu type
28119 selected on the command line.
28120 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
28122 From Michael Frysinger <michael.frysinger@analog.com>
28123 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
28124 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
28126 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
28127 for bf547, bf523, bf524, and bf526.
28128 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
28130 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
28131 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
28132 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
28133 __ADSPBF547__ and __ADSPBF54x__ for bf547.
28134 * doc/invoke.texi (Blackfin Options): Document that
28135 -mcpu now accept bf547, bf523, bf524, and bf526.
28137 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28139 PR rtl-optimization/34628
28140 * combine.c (try_combine): Stop and undo after the first combination
28141 if an autoincrement side-effect on the first insn has effectively
28144 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28147 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28148 Offset addresses are not valid for Altivec or paired float modes.
28150 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28153 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28154 if DECL_INITIAL (decl) is error_mark_node.
28157 * c-common.c (handle_vector_size_attribute): Only allow
28158 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28159 the same way as pointer, array etc. types.
28160 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28163 * tree.c (build_type_attribute_qual_variant): Call
28164 build_qualified_type if attributes are equal, but quals are not.
28166 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28169 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28170 * flags.h (warn_strict_aliasing): Remove.
28171 (warn_strict_overflow): Remove.
28172 * opts.c (warn_strict_aliasing): Remove.
28173 (warn_strict_overflow): Remove.
28174 * c-opts.c (c_common_handle_option): -Wall only sets
28175 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28176 (c_common_post_options): Give default values to -Wstrict-aliasing
28177 and -Wstrict-overflow if they are uninitialized.
28178 * common.opt (Wstrict-aliasing): Specify Var and Init.
28179 (Wstrict-overflow): Likewise.
28181 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28183 PR rtl-optimization/26854
28184 PR rtl-optimization/34400
28185 PR rtl-optimization/34884
28186 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28188 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28189 (df_rd_bb_info.expanded_lr_out): Deleted
28190 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28191 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28192 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28193 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28194 Removed code to allocate, initialize or free expanded_lr_out.
28195 (df_rd_bb_local_compute_process_def): Restructured to make more
28197 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28198 sets if the sets are being trimmed.
28200 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28203 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28204 (as_vers): Likewise.
28205 * configure: Regenerated.
28207 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28209 PR middle-end/33092
28210 * tree-pass.h (pass_build_alias): New pass.
28211 * tree-ssa-alias.c (gate_build_alias): New.
28212 (pass_build_alias): New.
28213 * passes.c (init_optimization_passes): Add pass_build_alias after
28214 pass_create_structure_vars.
28216 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28218 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28219 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28220 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28221 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28222 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28223 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28224 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28225 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28226 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28227 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28228 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28229 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28230 * config/s390/s390.md (FP_ALL): New mode iterator.
28231 (_d): New mode attribute.
28232 ("*signbit<mode>2>"): Changed mode of first operand.
28233 ("isinf<mode>2"): Changed mode of first operand.
28234 ("*TDC_insn"): Adaptation for DFP modes.
28236 2008-01-22 Ben Elliston <bje@au.ibm.com>
28238 * tree.c (check_qualified_type): Improve function description.
28240 2008-01-21 Jason Merrill <jason@redhat.com>
28243 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28244 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28247 2008-01-21 DJ Delorie <dj@redhat.com>
28249 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28252 2008-01-21 Richard Guenther <rguenther@suse.de>
28254 PR middle-end/34856
28255 * tree-cfg.c (verify_expr): Allow all invariant expressions
28256 instead of just constant class ones as reference argument.
28257 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28258 like any other constant.
28259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28261 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28263 * regmove.c (fixup_match_1): Update call crossed frequencies.
28265 2008-01-21 Richard Guenther <rguenther@suse.de>
28268 * tree-inline.c (setup_one_parameter): Deal with mismatched
28269 types using a VIEW_CONVERT_EXPR.
28271 2008-01-21 Alon Dayan <alond@il.ibm.com>
28272 Olga Golovanevsky <olga@il.ibm.com>
28274 PR tree-optimization/34701
28275 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28276 when the structure size is not a power of 2.
28278 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28280 * doc/install.texi: Add doc for --enable-checking=df.
28282 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28284 PR rtl-optimization/34808
28285 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28287 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28289 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28292 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28294 PR rtl-optimization/26854
28295 PR rtl-optimization/34400
28296 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28298 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28299 (df_rd_bb_info.expanded_lr_out): New.
28300 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28301 * loop_iv.c (iv_analysis_loop_init): Ditto.
28302 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28303 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28304 Added code to allocate, initialize or free expanded_lr_out.
28305 (df_rd_bb_local_compute_process_def): Restructured to make
28306 more understandable.
28307 (df_rd_confluence_n): Add code to do nothing with fake edges and
28308 code to no apply invalidate_by_call sets if the sets are being trimmed.
28309 (df_lr_local_finalize): Renamed to df_lr_finalize.
28310 (df_live_local_finalize): Renamed to df_live_finalize.
28312 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28315 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28316 deciding whether to use reciprocal instructions.
28318 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28320 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28321 dwarf2out_note_section_used if cold_text_section is NULL.
28323 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28325 PR gcov-profile/34610
28326 * tree-cfg.c (make_edges): Mark both outgoing edges from
28327 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28328 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28329 from OMP_FOR and OMP_CONTINUE outgoing edges.
28331 * tree-profile.c (tree_profiling): Return early if
28332 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28334 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28335 from cfun to child_cfun.
28336 * function.h (struct function): Add after_tree_profile bit.
28338 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28340 * config/avr/avr.S (_exit): Disable interrupt.
28342 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28343 Steven Bosscher <stevenb.gcc@gmail.com>
28345 PR rtl-optimization/26854
28346 PR rtl-optimization/34400
28347 * df-problems.c (df_live_scratch): New scratch bitmap.
28348 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28349 (df_live_reset): Clear the proper bitmaps.
28350 (df_live_bb_local_compute): Only process the artificial defs once
28351 since the order is not important.
28352 (df_live_init): Init the df_live sets only with the variables
28353 found live by df_lr.
28354 (df_live_transfer_function): Use the df_lr sets to prune the
28355 df_live sets as they are being computed.
28356 (df_live_free): Free df_live_scratch.
28358 2008-01-18 Ian Lance Taylor <iant@google.com>
28360 * common.opt: Add fmerge-debug-strings.
28361 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28362 flag_merge_debug_strings rather than flag_merge_constants.
28363 * doc/invoke.texi (Option Summary): Mention
28364 -fmerge-debug-strings.
28365 (Debugging Options): Document -fmerge-debug-strings.
28367 2008-01-18 Ian Lance Taylor <iant@google.com>
28370 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28371 (struct tree_function_decl): Add new field operator_new_flag.
28372 * tree-inline.c (expand_call_inline): When inlining a call to
28373 operator new, force the return value to go into a variable, and
28374 set DECL_NO_TBAA_P on that variable.
28375 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28377 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28380 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28381 DWARF2_DEBUGGING_INFO.
28382 (dwarf2out_note_section_used): Ditto. Add prototype.
28383 (have_multiple_function_sections, text_section_used,
28384 cold_text_section_used, *cold_text_sections): Move declarations
28387 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28389 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28390 field and add signal_ra.
28391 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28392 assignments to frame state pc. Move end of stack check after
28393 MD_FALLBACK_FRAME_STATE_FOR.
28394 (uw_update_context_1): Use frame state signal_regs if set, instead
28395 of checking signal_frame flag.
28396 (uw_update_context): Use frame state signal_ra if set.
28397 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28398 * config/xtensa/linux-unwind.h: New file.
28400 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28402 * modulo-sched.c (get_sched_window): Fix comment typo.
28404 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28406 PR tree-optimization/34648
28407 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28409 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28411 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28412 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28414 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28416 PR rtl-optimization/34400
28417 * df-core.c (df_worklist_dataflow_overeager,
28418 df_worklist_dataflow_doublequeue): New functions.
28419 (df_worklist_dataflow): Two different worklist solvers.
28420 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28423 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28426 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28427 and ftree-parallelize-loops.
28429 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28431 PR rtl-optimization/34826
28432 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28434 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28436 * global.c (find_reg): Mark the eh regs as used if necessary.
28437 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28438 * ra.h (struct allocno): no_eh_reg field added. Changed
28439 no_stack_reg type to bitfield.
28441 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28443 * tree.c (substitute_in_expr): Add missing 'break'.
28445 2008-01-17 Richard Guenther <rguenther@suse.de>
28447 PR tree-optimization/34825
28448 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28449 x / x as division to handle.
28451 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28453 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28454 "-pthread" is specified.
28455 * pa-hpux11.h (LIB_SPEC): Likewise.
28457 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28458 Peter Bergner <bergner@vnet.ibm.com>
28460 PR rtl-optimization/33796
28461 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28463 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28465 PR libgfortran/34699
28466 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28468 * pa-hpux10.h (LINK_SPEC): Likewise.
28469 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28471 2008-01-16 Richard Guenther <rguenther@suse.de>
28473 PR middle-end/32628
28474 * fold-const.c (fold_convert_const_int_from_int): Do not
28475 set overflow if that occured only because of a sign extension
28476 change when converting from/to a sizetype with the same
28477 precision and signedness.
28479 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28482 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28483 location address to the correct place. Update copyright year.
28485 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28487 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28488 no dependences in the dependence_relations vector.
28490 2008-01-16 Jan Hubicka <jh@suse.cz>
28492 PR rtl-optimization/31396
28493 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28494 * cfg.c (dump_reg_info): Print it.
28495 * regs.h (struct reg_info_t): add freq_calls_crossed.
28496 (REG_FREQ_CALLS_CROSSED): New macro.
28497 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28498 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28499 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28500 regmove_optimize): Update call crossed frequencies.
28501 * local-alloc.c (struct qty): Add freq_calls_crossed.
28502 (alloc_qty): Copute freq_calls_crossed.
28503 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28504 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28505 * ra.h (struct allocno): Add freq_calls_crossed.
28507 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28509 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28510 libgomp when compiling with ftree-parallelize-loops.
28511 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28513 2008-01-16 Richard Guenther <rguenther@suse.de>
28515 PR tree-optimization/34769
28516 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28517 * tree.c (int_cst_value): Instead make this function more
28518 permissive in what it accepts as valid input. Document this
28519 function always sign-extends the value.
28521 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28522 Richard Guenther <rguenther@suse.de>
28525 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28526 (gimple_fold_indirect_ref_rhs): ... this.
28527 (gimple_fold_indirect_ref): New function with foldings
28528 that preserve lvalueness.
28529 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28530 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28531 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28532 to fold an INDIRECT_REF, fall back to the old use of
28533 fold_indirect_ref_1.
28535 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28537 * tree-data-ref.c (subscript_dependence_tester_1): Call
28538 free_conflict_function.
28539 (compute_self_dependence): Same.
28541 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28544 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28545 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28547 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28548 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28549 for DWARF2_UNWIND_INFO targets.
28551 2008-01-16 Richard Guenther <rguenther@suse.de>
28554 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28555 type qualifiers for function types.
28557 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28559 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28560 loop_iterator li from previous commit.
28562 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28564 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28566 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28568 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28569 (parallelize_loops): Don't parallelize irreducible components.
28571 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28574 * c-opts (c_common_post_options): Do not enable CPP
28575 flag_pedantic_errors by default.
28577 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28579 PR rtl-optimization/31944
28580 * cse.c (remove_pseudo_from_table): New function.
28581 (merge_equiv_classes): Use above function to remove pseudo-registers.
28582 (invalidate): Likewise.
28584 2008-01-13 Richard Guenther <rguenther@suse.de>
28586 PR middle-end/34601
28587 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28588 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28590 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28592 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28593 validate_change to unshare the source of the PC set.
28595 2008-01-12 Jan Hubicka <jh@suse.cz>
28597 PR middle-end/32135
28598 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28599 references above array bounds. This might trigger bounds checks for
28600 pointers to arrays.
28602 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28604 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28605 new_replaceable_dependencies.
28607 2008-01-12 Doug Kwan <dougkwan@google.com>
28609 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28610 instead of OPT_Wreturn_type in warning due to ignored return type
28612 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28613 options included in -Wextra.
28614 * c.opt: New option -Wignored_qualifiers.
28615 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28616 -Wignore_qualifiers.
28617 (-Wignored-qualifiers): Document.
28618 (-Wreturn-type): Remove description of functionality now handled
28619 by -Wignored-qualifiers.
28621 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28624 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28625 NOP_EXPR if it is between integral types with the same precision.
28627 2008-01-12 Jan Hubicka <jh@suse.cz>
28630 * invoke.texi (max-inline-recursive-depth): Fix default value.
28632 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28634 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28637 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28639 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28641 2008-01-11 James E. Wilson <wilson@specifix.com>
28644 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28646 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28648 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28649 save/restore frame pointer register and don't use 'call-prologues'
28650 optimization in function with "OS_task" attribute.
28652 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28654 PR middle-end/31309
28655 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28656 when copying to memory.
28658 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28660 PR rtl-optimization/30905
28661 * cfgcleanup.c: Include dce.h
28662 (crossjumps_occured): New global variable.
28663 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28664 If something changed, set crossjumps_occured to true.
28665 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28666 Don't add/remove fake edges to exit here...
28667 (cleanup_cfg): ...but do it here, when crossjumping.
28668 Run a fast DCE when successful crossjumps occured in the latest
28669 iteration of try_optimize_cfg.
28671 2008-01-11 Richard Guenther <rguenther@suse.de>
28673 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28674 (struct vn_unary_op_s): Likewise.
28675 (vn_reference_insert): Free old reference on hash collision.
28677 2008-01-10 Raksit Ashok <raksit@google.com>
28679 PR rtl-optimization/27971
28680 * combine.c (find_split_point): Split PLUS expressions which are
28681 inside a MEM rtx, and whose first operand is complex.
28683 2008-01-10 DJ Delorie <dj@redhat.com>
28685 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28686 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28687 (m32c_hard_regno_ok): Call the underlying function.
28689 2008-01-10 Richard Guenther <rguenther@suse.de>
28691 PR middle-end/34683
28692 * tree-cfg.c (tree_merge_blocks): Do not go through the
28693 full-blown folding and stmt updating path if we just deal
28694 with virtual operands.
28695 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28696 test for abnormal SSA_NAMEs.
28698 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28700 PR middle-end/34641
28701 * reload.c (push_reload): Add assertions. All constants from
28702 reg_equiv_constant should have been used for replacing the respective
28704 (find_reloads_address): Invoke find_reloads_address_part for
28705 constant taken from the reg_equiv_constant array.
28707 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28709 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28710 field (valnum) the first in the struct. Replace bools with
28713 2008-01-10 Richard Guenther <rguenther@suse.de>
28715 PR tree-optimization/34651
28716 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28717 types and ordering for masking and converting.
28719 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28721 PR tree-optimization/34017
28722 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28723 also for PHI_NODE expressions.
28725 2008-01-09 Jan Hubicka <jh@suse.cz>
28727 PR tree-optimization/34708
28728 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28729 based on number of case labels.
28730 (init_inline_once): Remove switch_cost.
28731 * tree-inline.h (eni_weights_d): Remove switch_cost.
28733 2008-01-09 Richard Guenther <rguenther@suse.de>
28734 Andrew Pinski <andrew_pinski@playstation.sony.com>
28736 PR middle-end/30132
28737 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28738 temporary if an rvalue is ok or an lvalue is not required.
28740 2008-01-09 Richard Guenther <rguenther@suse.de>
28742 PR middle-end/34458
28743 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28744 adjust return type.
28746 2008-01-09 Richard Guenther <rguenther@suse.de>
28748 PR middle-end/34679
28749 * tree.c (host_integerp): Check for sizetype only if the
28750 type is an integer type.
28752 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28755 * opts.c (decode_options): Disable inlining of functions called
28756 once if not in unit-at-a-time mode.
28758 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28760 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28762 2008-01-08 Richard Guenther <rguenther@suse.de>
28764 PR middle-end/31863
28765 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28766 out early if the result will be unused.
28768 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28773 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28774 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28777 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28779 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28780 for vectorization tuned.
28782 2008-01-08 Richard Guenther <rguenther@suse.de>
28784 PR tree-optimization/34683
28785 * tree-ssa-operands.c (operand_build_cmp): Export.
28786 * tree-ssa-operands.h (operand_build_cmp): Declare.
28787 * tree-vn.c (vuses_compare): Remove.
28788 (sort_vuses): Use operand_build_cmp.
28789 (sort_vuses_heap): Likewise.
28790 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28791 to re-use old VEC if available. Do not sort already sorted VUSEs.
28792 (vdefs_to_vec): Do not sort already sorted VDEFs.
28794 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28796 PR middle-end/34694
28797 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28799 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28802 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28803 limitations of reciprocal sequences on x86 targets.
28805 2008-01-08 Richard Guenther <rguenther@suse.de>
28807 PR tree-optimization/34683
28808 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28810 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28813 * config/darwin.c (darwin_mergeable_string_section): Don't use
28814 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28816 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28819 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28820 negxf2. Macroize expander using X87MODEF mode iterator. Change
28821 predicates of op0 and op1 to register_operand.
28822 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28823 expander using X87MODEF mode iterator. Change predicates of
28824 op0 and op1 to register_operand.
28825 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28826 corresponding patterns and macroize using MODEF macro. Change
28827 predicates of op0 and op1 to register_operand and remove
28828 "m" constraint. Disparage "r" alternative with "!".
28829 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28830 macroize using X87MODEF macro. Change predicates of op0 and op1
28831 to register_operand and remove "m" constraint. Disparage "r"
28832 alternative with "!".
28833 (absneg splitter with memory operands): Remove.
28834 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28835 patterns and macroize using X87MODEF mode iterator.
28836 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28837 Change predicate of op1 to register_operand.
28838 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28839 for memory operands.
28841 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28843 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28845 2008-01-07 Richard Guenther <rguenther@suse.de>
28847 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28850 2008-01-07 Richard Guenther <rguenther@suse.de>
28852 PR tree-optimization/34683
28853 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28854 VOPs of the needed size to save memory. Use VEC_quick_push
28855 to save compile-time.
28856 (vdefs_to_vec): Likewise.
28858 2008-01-07 Sa Liu <saliu@de.ibm.com>
28860 * config/spu/spu.md (divdf3): Genetate inline code for double
28861 division. The implementation doesn't handle INF or NAN, therefore it
28862 only applies when -ffinite-math-only is given.
28864 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28867 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28868 * doc/cpp.texi ([Common Predefined Macros]): Document.
28870 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28872 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28873 order to use commutative addition instead of subtraction.
28875 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28876 Mircea Namolaru <namolaru@il.ibm.com>
28877 Vladimir Yanovsky <yanov@il.ibm.com>
28878 Revital Eres <eres@il.ibm.com>
28880 PR tree-optimization/34263
28881 * tree-outof-ssa.c (process_single_block_loop_latch,
28882 contains_tree_r): New functions.
28883 (analyze_edges_for_bb): Call process_single_block_loop_latch
28884 function to empty single-basic-block latch block if possible.
28886 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28888 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28890 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28892 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28894 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28896 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28898 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28900 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28902 PR tree-optimization/34618
28903 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28906 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28909 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28910 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28911 Update copyright year.
28913 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28914 Update copyright year.
28915 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28918 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28920 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28921 edge does not point to current bb before changing need_assert.
28923 2008-01-04 Richard Guenther <rguenther@suse.de>
28925 PR middle-end/34029
28926 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28927 for verifying purposes if they are is_gimple_min_invariant.
28929 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28931 PR tree-optimization/34448
28932 PR tree-optimization/34465
28933 * gimplify.c (gimplify_init_constructor): Add new parameter
28934 notify_temp_creation. Use it.
28935 (gimplify_modify_expr_rhs): Take volatiles into account when
28936 optimizing constructors.
28937 Do not optimize constructors if gimplify_init_constructor will dump to
28939 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28940 * gcc.c-torture/compile/pr34448.c: New.
28942 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28944 PR gcov-profile/34609
28945 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28946 return_slot if result is TREE_ADDRESSABLE.
28948 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28950 * config/mips/mips.md (sqrt_condition): Tweak comment.
28951 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28953 2008-01-03 Tom Tromey <tromey@redhat.com>
28956 * c-common.c (c_type_hash): Handle VLAs.
28958 2008-01-03 Jan Hubicka <jh@suse.cz>
28960 PR tree-optimization/31081
28961 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28962 0 when inlining and not inlining to first basic block.
28963 (remap_decl): When var is initialized to 0, don't set default_def.
28964 (expand_call_inline): Set entry_bb.
28965 * tree-inline.h (copy_body_data): Add entry_bb.
28967 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28970 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28973 PR tree-optimization/29484
28974 * tree-inline.c (inline_forbidden_p_2): New function.
28975 (inline_forbidden_p): Disallow inlining if some static var
28976 has an address of a local LABEL_DECL in its initializer.
28977 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28980 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28982 PR tree-optimization/34635
28983 * tree-data-ref.c (add_other_self_distances): Make sure that the
28984 evolution step is constant.
28986 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28988 PR middle-end/34608
28989 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28991 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28993 * tree-sra.c (scalarize_init): Insert the generate_element_init
28994 statements after the generate_element_zero statements.
28996 2008-01-02 Richard Guenther <rguenther@suse.de>
28998 PR middle-end/34093
28999 PR middle-end/31976
29000 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
29001 for very large number of operands instead of ICEing.
29003 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
29006 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
29007 while stack probing.
29009 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
29011 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
29014 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
29016 PR libmudflap/26442
29017 * tree-mudflap.c (mx_register_decls): Guard warning by
29018 !DECL_ARTIFICIAL check.
29020 2008-01-01 Jakub Jelinek <jakub@redhat.com>
29022 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
29023 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
29024 sse5_perm<mode>): Fix constraints.