1 2008-12-23 Jakub Jelinek <jakub@redhat.com>
4 * dse.c (struct store_info): Add const_rhs field.
5 (clear_rhs_from_active_local_stores): Clear also const_rhs.
6 (record_store): Try also cselib_expand_value_rtx to get a constant.
7 (find_shift_sequence, get_stored_val): Use const_rhs instead of
9 * cselib.c (cselib_record_sets): If !cselib_record_memory and
10 there is just one set from read-only MEM, look at REG_EQUAL or
13 * dse.c (struct store_info): Add redundant_reason field.
14 (record_store): When storing the same constant as has been
15 stored by an earlier store, set redundant_reason field
16 to the earlier store's insn_info_t. Don't delete cannot_delete
18 (find_shift_sequence): Remove read_info argument, add read_mode
19 and require_cst arguments. Return early if require_cst and
20 constant wouldn't be returned.
21 (get_stored_val): New function.
22 (replace_read): Use it.
23 (scan_insn): Put even cannot_delete insns with exactly 1 store
24 into active_local_stores.
25 (dse_step1): Don't delete cannot_delete insns. Remove redundant
26 constant stores if contains_cselib_groups and earlier store storing
27 the same value hasn't been eliminated.
28 (dse_step6): Renamed to dse_step7. New function.
29 (dse_step7): Renamed from dse_step6.
30 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
31 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
32 into CONST unless really necessary. Handle SUBREG, unary,
33 ternary, bitfield and compares specially, to be able to simplify
34 operations on constants.
35 (expand_loc): Try to optimize LO_SUM.
37 * dse.c (get_call_args): New function.
38 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
39 to get call arguments and if successful and both len and val are
40 constants, handle the call as (mem:BLK) (const_int) store.
42 * dse.c (struct store_info): Add is_large bool field, change
43 positions_needed into a union of a bitmask and bitmap + count.
44 (free_store_info): Free bitmap if is_large.
45 (set_usage_bits): Don't look at stores where
46 offset + width >= MAX_OFFSET.
47 (set_position_unneeded, set_all_positions_unneeded,
48 any_positions_needed_p, all_positions_needed_p): New static inline
50 (record_store): Handle BLKmode stores of CONST_INT, if
51 MEM_SIZE is set on the MEM. Use the new positions_needed
53 (replace_read): Handle reads from BLKmode CONST_INT stores.
54 (check_mem_read_rtx): Use all_positions_needed_p function.
55 (dse_step1): Free large positions_needed bitmaps and clear is_large.
57 * dse.c (struct store_info): Change begin and end types to
60 * dse.c (record_store): Fix check for unused store.
62 * expr.c (block_clear_fn): No longer static.
63 * expr.h (block_clear_fn): Declare.
64 * dse.c (scan_insn): Memset and bzero can just read their
67 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
68 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
69 set MEM_SIZE on DESTMEM.
70 (ix86_expand_setmem): Adjust callers.
73 * expr.h (get_mem_align_offset): New prototype.
74 * emit-rtl.c (get_mem_align_offset): New function.
75 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE correctly.
76 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
78 (ix86_expand_movmem): Optimize if COUNT_EXP
79 is constant, desired_align > align and dst & (desired_align - 1)
80 is computable at compile time.
81 (ix86_expand_setmem): Likewise.
83 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
84 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
86 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
88 * config/alpha/alpha.h (ASM_OUTPUT_EXTERNAL): New macro.
91 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
92 label_ref with an offset.
94 2008-12-21 Andrew Pinski <pinskia@gmail.com>
97 * configure: Regenerate.
99 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
101 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
102 changing operand 1 to a pmode_register_operand.
103 (mips_lhx, mips_lwx): Likewise.
104 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
105 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
106 the value from the argument expression.
108 2008-12-21 Jan Hubicka <jh@suse.cz>
109 Kai Tietz <kai.tietz@onevision.com>
111 * i376.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
112 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
113 call_value_1_rex64_ms_sysv): New patterns.
114 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
115 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
117 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
119 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
120 (alpha_reorg): Call alpha_pad_noreturn.
122 2008-12-21 Denis Chertykov <denisc@overta.ru>
124 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
126 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
129 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
130 if readelf is nowhere to be found.
131 * configure: Regenerate.
133 2008-12-19 Andrew Haley <aph@redhat.com>
135 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
138 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
141 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
142 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
144 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
147 * arm.c (load_multiple_sequence): Initialize ORDER array.
148 (store_multiple_sequence): Likewise.
149 (output_move_double): Make reg0 unsigned.
150 (arm_output_epilogue): Make amount unsigned.
151 (arm_expand_prologue): Move declaration of dwarf before block
154 2008-12-19 Steve Ellcey <sje@cup.hp.com>
156 * df-scan.c ( df_hard_reg_init): Move declaration of i.
158 2008-12-19 Jakub Jelinek <jakub@redhat.com>
161 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
162 use rs6000/x-linux-relax snippet if ld is new enough,
163 otherwise use rs6000/x-linux-O1.
164 * config/rs6000/x-linux-relax: New file.
165 * config/x-cflags-O1: New file.
167 2008-12-18 Joseph Myers <joseph@codesourcery.com>
169 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
170 choice of e500 comparison instructions on flag_finite_math_only &&
171 !flag_trapping_math, not flag_unsafe_math_optimizations.
172 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
173 instructions on flag_finite_math_only && !flag_trapping_math, not
174 flag_unsafe_math_optimizations.
175 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
176 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
177 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
178 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
179 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
180 Condition choice of comparison instructions on
181 flag_finite_math_only && !flag_trapping_math, not
182 flag_unsafe_math_optimizations.
184 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186 * configure: Regenerate.
188 2008-12-18 Jan Hubicka <jh@suse.cz>
189 Kai Tietz <kai.tietz@onevision.com>
191 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
192 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
193 df_invalidated_by_call to invalidated_by_call_regset.
194 * df.h (df_invalidated_by_call): Remove.
195 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
197 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
198 (globalize_reg): Likewise.
199 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
200 df_byte_lr_alloc): Rename df_invalidated_by_call to
201 invalidated_by_call_regset.
202 * basic-block.h (regs_invalidated_by_call_regset): Declare.
204 2008-12-18 Jan Hubicka <jh@suse.cz>
205 Kai Tietz <kai.tietz@onevision.com>
207 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
209 2008-12-18 Jan Hubicka <jh@suse.cz>
210 Kai Tietz <kai.tietz@onevision.com>
212 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
214 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
215 do not try to modify call used regs.
216 (ix86_maybe_switch_abi): New function.
217 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
219 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
221 PR rtl-optimization/37922
222 * dse.c (bb_info): Added regs_live field.
223 (look_for_hardregs): New function.
224 (replace_read): Added regs_live parameter and code to check that
225 shift sequence does not clobber live hardregs.
226 (check_mem_read_rtx): Added parameter to replace_read.
227 (dse_step1): Added regs_live bitmap and initialize it.
228 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
230 * df-problems.c Renamed to
231 df_simulate_initialize_backwards.
232 (df_simulate_one_insn): Renamed to
233 df_simulate_one_insn_backwards.
234 (df_simulate_artificial_refs_at_top): Renamed to
235 df_simulate_finalize_backwards.
236 (df_simulate_initialized_forwards,
237 df_simulate_one_insn_forwards,
238 df_simulate_finalize_backwards): New functions.
239 * df.h (df_simulate_artificial_refs_at_end): Renamed to
240 df_simulate_initialize_backwards.
241 (df_simulate_one_insn): Renamed to
242 df_simulate_one_insn_backwards.
243 (df_simulate_artificial_refs_at_top): Renamed to
244 df_simulate_finalize_backwards.
245 (df_simulate_initialized_forwards,
246 df_simulate_one_insn_forwards,
247 df_simulate_finalize_backwards): New functions.
248 * ra-conflict.c (global_conflicts): Renamed
249 df_simulate_artificial_refs_at_end to
250 df_simulate_initialize_backwards.
251 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
252 df_simulate_one_insn_backwards.
253 * ifcvt.c (dead_or_predicable): Renamed
254 df_simulate_artificial_refs_at_end to
255 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
256 df_simulate_one_insn_backwards.
257 * recog.c (peephole2_optimize): Ditto.
258 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
260 2008-12-18 Jakub Jelinek <jakub@redhat.com>
263 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
264 (rewrite_expr_tree): Add moved argument, move stmts together if
265 needed. Call remove_visited_stmt_chain.
266 (linearize_expr_tree): Don't move stmts here.
267 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
268 Adjust rewrite_expr_tree caller.
271 * tree-ssa.c (useless_type_conversion_p_1): Return
272 false if inner_type is incomplete and outer_type is complete.
274 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
276 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
277 dependences and the configure options.
278 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
279 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
281 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
284 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
285 only if REG_PARM_STACK_SPACE is defined.
287 2008-12-17 Jan Hubicka <jh@suse.cz>
288 Kai Tietz <kai.tietz@onevision.com>
290 * calls.c (expand_call): Do not sibcall if
291 outgoing_reg_parm_stack_space does not match.
293 2008-12-16 Anatoly Sokolov <aesok@post.ru>
295 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
296 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
299 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
301 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
304 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
307 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
309 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
311 * configure: Regenerate.
313 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
316 * arm.c (arm_legitimate_index): Only accept addresses that are in
318 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
319 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
321 (extendqisi2): Likewise.
322 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
323 predicate for operand1.
325 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
327 * config/mips/mips.c (mips_output_conditional_branch): Assert that
328 openrands[1] is a CODE_LABEL.
330 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
332 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
333 the result of mips_prepare_builtin_target.
335 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
337 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
338 if TARGET_ABICALLS is true.
340 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
342 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
343 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
345 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
347 * config/picochip/picochip.c (picochip_override_options): Disable CFI
348 asm and change the signature of brev and byteSwap functions to use
350 * config/picochip/picochip.md (commsTestPort): This is a complex
351 instruction and should not be vliwed. Dont set insn type.
353 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
354 * config/s390/s390.c (s390_swap_cmp): New function.
355 (s390_non_addr_reg_read_p): New function.
356 (s390_z10_optimize_cmp): New function.
357 (s390_reorg): Added call to s390_optimize_cmp.
358 * config/s390/s390.md (nop1): New insn.
360 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
363 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
364 for the milli.a library.
366 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
367 Peter Bergner <bergner@vnet.ibm.com>
370 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
371 TOC into the call pattern.
372 (call_indirect_aix64): Likewise.
373 (call_value_indirect_aix32): Likewise.
374 (call_value_indirect_aix64): Likewise.
375 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
376 to split off the load of the TOC.
377 (call_indirect_nonlocal_aix32): Enable only after reload.
378 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
379 to split off the load of the TOC.
380 (call_indirect_nonlocal_aix64): Enable only after reload.
381 (call_value_indirect_nonlocal_aix32_internal): New insn and split
382 patterns to split off the load of the TOC.
383 (call_value_indirect_nonlocal_aix32): Enable only after reload.
384 (call_value_indirect_nonlocal_aix64_internal): New insn and split
385 patterns to split off the load of the TOC.
386 (call_value_indirect_nonlocal_aix64): Enable only after reload.
388 2008-12-12 Andreas Schwab <schwab@suse.de>
391 2008-12-12 Andreas Schwab <schwab@suse.de>
392 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
395 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
397 PR tree-optimization/32044
398 * tree-scalar-evolution.h (expression_expensive_p): Declare.
399 * tree-scalar-evolution.c (expression_expensive_p): New function.
400 (scev_const_prop): Avoid introducing expensive expressions.
401 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
403 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
406 * graphite.c (nb_reductions_in_loop): Use simple_iv.
408 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
410 * config/i386/x86intrin.h: New header file to support all x86
412 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
414 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
417 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
420 2008-12-12 Andreas Schwab <schwab@suse.de>
422 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
425 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
427 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
428 Use Pmode for scratch reg.
429 (*mb_internal): Use (match_dup 0) for unspec operand.
431 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
433 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
434 floor_log2 of zero. Negate widened zero.
436 2008-12-12 Ben Elliston <bje@au.ibm.com>
438 * config/fp-bit.c (nan): Rename from this ...
439 (makenan): ... to this.
441 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
443 * config/mips/mips.md (*branch_bit<bbv><mode>,
444 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
445 label becomes operands[1].
447 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
449 PR tree-optimization/38446
450 * graphite.c (register_bb_in_sese): New.
451 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
452 looking at the bbs in the region.
453 * graphite.h (sese): Add region_basic_blocks pointer set to
454 structure and initialize at the time of defining new scop.
456 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
458 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
459 (find_params_in_bb): Do not free data refs.
460 (free_graphite_bb): Add FIXME on disabled free_data_refs.
462 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite.c (struct ivtype_map_elt): New.
465 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
466 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
467 gcc_type_for_cloog_iv): New.
468 (loop_iv_stack_patch_for_consts): Use the type of the induction
469 variable from the original loop, except for the automatically
470 generated loops, i.e., in the case of a strip-mined loop, in
471 which case there is no original loop: in that case just use
473 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
474 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
475 (clast_name_to_gcc): Accept params to be NULL.
476 (clast_to_gcc_expression): Take an extra parameter for the type.
477 Convert to that type all the expressions built by this function.
478 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
479 (graphite_translate_clast_equation): Compute the type of the
480 clast_equation before translating its LHS and RHS.
481 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
482 (graphite_create_new_loop): Compute the type of the induction
483 variable before translating the lower and upper bounds and before
484 creating the induction variable.
485 (rename_variables_from_edge, rename_phis_end_scop): New.
486 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
487 (sese_add_exit_phis_edge): Do not use integer_zero_node.
488 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
489 compute_cloog_iv_types): New.
490 (gloog): Call compute_cloog_iv_types before starting the
491 translation of the clast.
493 * graphite.h (struct graphite_bb): New field cloog_iv_types.
494 (GBB_CLOOG_IV_TYPES): New.
495 (debug_ivtype_map): Declared.
496 (oldiv_for_loop): New.
498 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
501 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
502 (param_index): Assert if parameter is not know after parameter
504 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
505 (find_scop_parameters): Mark, that we have finished parameter
507 (graphite_transform_loops): Move condition detection before parameter
509 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
511 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
514 * emutls.c (__emutls_get_address): Make sure offset is really zero
515 before initializing the object's offset.
517 2008-12-11 Jakub Jelinek <jakub@redhat.com>
520 * gimplify.c (gimplify_init_constructor): Don't force constructor
521 into memory if there is just one nonzero element.
523 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
525 Fix testsuite/gfortran.dg/graphite/id-4.f90.
526 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
529 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
531 * graphite.c (build_scops_1): Initialize open_scop.exit
534 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
535 Jan Sjodin <jan.sjodin@amd.com>
536 Harsha Jagasia <harsha.jagasia@amd.com>
548 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
549 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
551 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
552 * Makefile.in (graphite.o): Depend on value-prof.h.
553 (graphite.o-warn): Removed -Wno-error.
554 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
555 to be a NULL pointer. Call update_stmt. Return the newly created
556 cannonical induction variable.
558 * graphite.h (debug_rename_map): Declared. Fix some comments.
560 * graphite.c: Reimplement the code generation from graphite to gimple.
561 Include value-prof.h.
562 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
563 (get_old_iv_from_ssa_name): Removed.
564 (graphite_stmt_p): New.
565 (new_graphite_bb): Test for useful statements before building a
566 graphite statement for the basic block.
567 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
568 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
569 (recompute_all_dominators, graphite_verify,
570 nb_reductions_in_loop, graphite_loop_normal_form): New.
571 (scop_record_loop): Call graphite_loop_normal_form.
572 (build_scop_loop_nests): Iterate over all the blocks of the
573 function instead of relying on the incomplete information from
574 SCOP_BBS. Return the success of the operation.
575 (find_params_in_bb): Use the data from GBB_DATA_REFS.
576 (add_bb_domains): Removed.
577 (build_loop_iteration_domains): Don't call add_bb_domains.
578 Add the iteration domain only to the basic blocks that have been
579 translated to graphite.
580 (build_scop_conditions_1): Add constraints only if the basic
581 block have been translated to graphite.
582 (build_scop_data_accesses): Completely disabled until data
583 dependence is correctly implemented.
584 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
585 (remove_all_edges_1, remove_all_edges): Removed.
586 (get_new_name_from_old_name): New.
587 (graphite_rename_variables_in_stmt): Renamed.
588 rename_variables_in_stmt. Call get_new_name_from_old_name.
589 Use replace_exp and update_stmt.
590 (is_old_iv): Renamed is_iv.
591 (expand_scalar_variables_stmt): Extra parameter for renaming map.
592 Use replace_exp and update_stmt.
593 (expand_scalar_variables_expr): Same. Use the map to get the
594 new names for the renaming of induction variables and for the
595 renaming of variables after a basic block has been copied.
596 (expand_scalar_variables): Same.
597 (graphite_rename_variables): Renamed rename_variables.
598 (move_phi_nodes): Removed.
599 (get_false_edge_from_guard_bb): New.
600 (build_iv_mapping): Do not insert the induction variable of a
601 loop in the renaming iv map if the basic block does not belong
603 (register_old_new_names, graphite_copy_stmts_from_block,
604 copy_bb_and_scalar_dependences): New.
605 (translate_clast): Heavily reimplemented: copy basic blocks,
606 do not move them. Finally, in call cleanup_tree_cfg in gloog.
607 At each translation step call graphite_verify ensuring the
608 consistency of the SSA, loops and dominators information.
609 (collect_virtual_phis, find_vdef_for_var_in_bb,
610 find_vdef_for_var_1, find_vdef_for_var,
611 patch_phis_for_virtual_defs): Removed huge hack.
612 (mark_old_loops, remove_dead_loops, skip_phi_defs,
613 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
614 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
615 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
616 if_region_get_condition_block, if_region_set_false_region,
617 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
618 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
619 sese_add_exit_phis_edge, sese_add_exit_phis_var,
620 rewrite_into_sese_closed_ssa): New.
621 (gloog): Remove dead code. Early return if code cannot be
622 generated. Call cleanup_tree_cfg once the scop has been code
624 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
625 block loops with less than two loops.
626 (graphite_apply_transformations): Remove the call to
627 scop_remove_ignoreable_gbbs.
628 (limit_scops): When build_scop_loop_nests fails, continue on next
629 scop. Fix open_scop.entry.
630 (graphite_transform_loops): Call recompute_all_dominators: force the
631 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
632 Call initialize_original_copy_tables and free_original_copy_tables
633 to be able to copy basic blocks during code generation.
634 When build_scop_loop_nests fails, continue on next scop.
635 (value_clast): New union.
636 (clast_to_gcc_expression): Fix type cast warning.
638 2008-12-10 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/36792
641 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
644 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
646 PR tree-optimization/36792
647 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
649 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
652 * dwarf2out.c (saved_do_cfi_asm): New.
653 (dwarf2out_do_frame): Take it into account.
654 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
656 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
659 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
660 variables initialized from SRAed bit fields.
662 2008-12-10 Martin Guy <martinwguy@yahoo.it>
665 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
666 result will be in an FPU register.
668 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
672 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
673 on the associated SYMBOL_REF_DECL node, if any.
675 2008-12-09 David Daney <ddaney@caviumnetworks.com>
677 * config/mips/sync.md (sync_<optab>_12): Replace
678 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
679 (sync_old_<optab>_12): Remove third paramater to
680 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
681 with MIPS_SYNC_OLD_OP_12_AND.
682 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
683 with MIPS_SYNC_NEW_OP_12_AND.
684 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
685 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
686 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
687 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
688 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
689 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
690 MIPS_SYNC_NEW_OP_12_XOR.
691 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
692 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
693 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
694 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
695 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
696 to implement new __sync_nand semantics.
697 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
698 remove third parameter.
699 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
700 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
701 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
702 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
703 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
704 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
705 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
706 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
708 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
710 * graphite.c (graphite_transform_loops): Always call find_transform ()
711 in ENABLE_CHECKING. So we test these code paths, even if we do not
714 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
716 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
718 2008-12-09 Jakub Jelinek <jakub@redhat.com>
721 * function.h (struct function): Add always_inline_functions_inlined.
722 * ipa-inline.c (cgraph_early_inlining): Set it to true.
723 * tree-optimize.c (execute_fixup_cfg): Likewise.
724 * builtins.c (avoid_folding_inline_builtin): New function.
725 (fold_call_expr): Don't optimize always_inline builtins before
727 (fold_call_stmt): Likewise.
728 (fold_builtin_call_array): Likewise. Don't call
729 fold_builtin_varargs for BUILT_IN_MD builtins.
731 PR tree-optimization/37416
732 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
734 2008-12-09 Janis Johnson <janis187@us.ibm.com>
736 * doc/sourcebuild.texi (Test Directives): Fix formatting.
738 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
740 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
742 * doc/invoke.texi (-fira-region): Describe new option.
743 (-fira-algorithm): Change the values.
745 * ira-conflicts.c (build_conflict_bit_table,
746 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
747 (ira_build_conflicts): Use flag flag_ira_region instead of
748 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
749 base registers for allocnos crossing calls.
751 * flags.h (enum ira_algorithm): Redefine.
752 (enum ira_region): New.
753 (flag_ira_region): New.
755 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
756 instead of flag_ira_algorithm.
758 * toplev.c (flag_ira_algorithm): Change the initial value.
759 (flag_ira_region): New.
761 * ira-int.h (ira_reg_classes_intersect_p,
762 ira_reg_class_super_classes): New.
764 * ira-color.c (update_copy_costs): Use
765 ira_reg_classes_intersect_p. Use right class to find hard reg index.
766 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
767 (assign_hard_reg): Ditto. Pass additional argument to
768 update_conflict_hard_regno_costs. Do not uncoalesce for priority
770 (allocno_priorities, setup_allocno_priorities,
771 allocno_priority_compare_func): Move before color_allocnos.
772 (color_allocnos): Add priority coloring. Use flag flag_ira_region
773 instead of flag_ira_algorithm.
774 (move_spill_restore): Check classes of the same reg allocno from
776 (update_curr_costs): Use ira_reg_classes_intersect_p.
777 (ira_reassign_conflict_allocnos): Ditto.
779 * opts.c (decode_options): Always set up flag_ira. Set up
780 flag_ira_algorithm. Warn CB can not be used for architecture.
781 (common_handle_option): Modify code for -fira-algorithm. Add code
782 to process -fira-region.
784 * ira-lives.c (update_allocno_pressure_excess_length): Process
786 (set_allocno_live, clear_allocno_live, mark_reg_live,
787 mark_reg_dead, process_bb_node_lives): Ditto.
789 * ira-emit.c (ira_emit): Fix insn codes.
791 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
792 instead of flag_ira_algorithm.
793 (allocno_range_compare_func): Ignore classes for priority coloring.
794 (setup_min_max_conflict_allocno_ids): Ditto.
795 (ira_flattening): Use ira_reg_classes_intersect_p.
797 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
799 * common.opt (fira-algorithm): Modify.
802 * ira.c (setup_class_hard_regs): Initialize.
803 (setup_cover_and_important_classes): Modify code setting class
804 related info for priority coloring.
805 (setup_class_translate): Ditto.
806 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
807 (setup_reg_class_intersect_union): Rename to
808 setup_reg_class_relations. Add code for setting up new variables.
809 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
810 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
812 * ira-costs.c (common_classes): New.
813 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
814 (find_allocno_class_costs): Ditto. Use common_classes. Translate
816 (ira_costs): Allocate/deallocate common_classes.
818 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
819 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
822 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
823 smallest_mode_for_size.
825 2008-12-10 Ben Elliston <bje@au.ibm.com>
827 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
829 2008-12-09 Jan Hubicka <jh@suse.cz>
831 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
833 2008-12-09 Jakub Jelinek <jakub@redhat.com>
835 PR tree-optimization/35468
836 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
839 2008-12-09 Richard Guenther <rguenther@suse.de>
841 PR tree-optimization/38445
842 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
844 (emit_alias_warning): Adjust.
846 2008-12-09 Andrew Haley <aph@redhat.com>
848 * fixed-value.c (do_fixed_add): Add comment.
849 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
850 * builtins.c (fold_builtin_sqrt): Likewise.
852 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
855 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
857 * calls.c (nitialize_argument_information): Add fntype argument
858 and use it for calls.promote_function_args.
859 (expand_call): Pass fntype to aggregate_value_p if no fndecl
860 available and pass additional fntype to
861 initialize_argument_information.
862 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
863 to get function abi type.
864 (init_cumulative_args): Use for abi kind detection fntype, when no
867 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
869 * config/s390/s390.md (movti, movdi_64, movdi_31,
870 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
871 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
873 (Integer->BLKmode splitter): Removed.
875 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
877 * config/alpha/alpha.c (alpha_set_memflags): Process memory
878 references in full insn sequence.
880 2008-12-09 Jason Merrill <jason@redhat.com>
882 * gimplify.c (gimplify_init_constructor): Revert to using < rather
883 than <= for sparseness test.
886 * gimplify.c (gimplify_init_constructor): Don't write out a static
887 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
890 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
893 Fix testsuite/gfortran.dg/graphite/id-3.f90.
894 * graphite.c (scopdet_basic_block_info): Fix bug that found some
895 regions more than once.
897 2008-12-09 Ben Elliston <bje@au.ibm.com>
899 * emutls.c (__emutls_get_address): Prototype.
900 (__emutls_register_common): Likewise.
902 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
904 2008-12-09 Ben Elliston <bje@au.ibm.com>
906 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
908 2008-12-08 Steve Ellcey <sje@cup.hp.com>
910 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
911 (nonlocal_goto_receiver): New instruction.
913 2008-12-08 Jakub Jelinek <jakub@redhat.com>
916 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
919 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
920 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
922 2008-12-08 Richard Henderson <rth@redhat.com>
925 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
926 (SET_TYPE_MODE): New.
927 * c-decl.c (parser_xref_tag): Use it.
928 (finish_enum): Likewise.
929 * tree.c (build_pointer_type_for_mode): Likewise.
930 (build_reference_type_for_mode, build_index_type): Likewise.
931 (build_range_type, make_vector_type): Likewise.
932 (build_common_tree_nodes_2): Likewise.
933 * stor-layout.c (compute_record_mode): Likewise.
934 (finalize_type_size, layout_type, make_fract_type): Likewise.
935 (make_accum_type, initialize_sizetypes): Likewise.
936 (vector_type_mode): New.
937 * function.c (allocate_struct_function): Call
938 invoke_set_current_function_hook before querying anything else.
940 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
942 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
944 * alias.c (find_base_term): Synch LO_SUM handling with what
945 find_base_value does.
947 2008-12-08 Andrew Haley <aph@redhat.com>
948 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
950 * gimple.h (gimple_build_try): Fix declaration.
952 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
953 * fixed-value.c (do_fixed_add): Likewise.
954 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
956 2008-12-08 Jakub Jelinek <jakub@redhat.com>
959 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
960 on parallel and task contexts.
962 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
964 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
966 2008-12-07 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/38405
969 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
970 not sign-extend truth values.
972 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
974 * tree-sra.c (scalarize_use): Create another temporary with the proper
975 type for signed types in the use_all && !is_output bitfield case.
977 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
979 PR rtl-optimization/36365
980 * df-core.c (df_worklist_dataflow_overeager): Remove.
981 (df_worklist_dataflow): Don't call it, use double-queue only.
982 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
984 2008-12-06 Jakub Jelinek <jakub@redhat.com>
987 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
988 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
990 2008-12-07 Ben Elliston <bje@au.ibm.com>
992 * gthr-single.h (__gthread_once): Adjust prototype to match all
993 other gthreads models.
995 2008-12-06 Jakub Jelinek <jakub@redhat.com>
997 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
998 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1001 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1002 operands to mult_type if it isn't narrower than op0's type.
1004 2008-12-06 Jan Hubicka <jh@suse.cz>
1005 Jakub Jelinek <jakub@redhat.com>
1007 PR tree-optimization/38074
1008 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1010 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1011 in both dirrection for first match heuristics.
1012 (tree_bb_level_predictions): Disable noreturn heuristic when there
1013 is no returning path.
1015 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1017 PR rtl-optimization/38272
1018 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1021 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1024 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1025 (pp_c_expression): Likewise.
1027 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1030 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1032 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1035 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1036 arguments to HOST_WIDE_INT. If type has different signedness
1037 than unsignedp or different precision from bitsize, create
1038 the right type for BIT_FIELD_REF and cast to type.
1039 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1042 2008-03-05 Richard Guenther <rguenther@suse.de>
1044 * fold-const.c (fold_truthop): Remove code generating
1045 BIT_FIELD_REFs of structure bases.
1046 (fold_binary): Likewise.
1047 (make_bit_field_ref): Remove.
1048 (optimize_bit_field_compare): Remove.
1049 (all_ones_mask_p): Remove.
1051 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1053 * tree-sra.c (sra_explode_bitfield_assignment): Always
1054 call unsigned_type_for, if the precision is higher than
1055 needed, call build_nonstandard_integer_type.
1058 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1059 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1063 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1064 only if internal_arg_pointer is a non-virtual pseudo.
1066 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1068 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1069 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1070 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1072 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1074 PR tree-optimization/37716
1075 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1076 gimplify_ctxp->allow_rhs_cond_expr.
1078 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1080 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1081 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1083 (alpha_emit_conditional_branch): Do not generate direct branch
1084 for UNORDERED comparisons.
1086 2008-12-05 Andreas Schwab <schwab@suse.de>
1088 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1091 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1094 * fold-const.c (fold_checksum_tree): Change buf type to union
1097 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1100 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1102 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1104 2008-12-05 Ben Elliston <bje@au.ibm.com>
1106 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1108 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1110 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1111 Gary Funck <gary@intrepid.com>
1113 * cse.c (lookup_as_function): Delete mode frobbing code.
1114 (equiv_constant): Re-implement it there for SUBREGs.
1116 2008-12-04 Richard Guenther <rguenther@suse.de>
1119 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1120 (tree-ssa-structalias.o): Remove errors.h dependency.
1121 (tree-ssa-reassoc.o): Likewise.
1122 * tree-ssa-reassoc.c: Do not include errors.h.
1123 * tree-ssa-alias-warnings.c: Remove.
1124 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1125 strict_aliasing_warning_backend.
1126 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1127 (emit_alias_warning): Likewise.
1128 (set_uids_in_ptset): Warn for clear cases of type-punning.
1129 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1132 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1134 * cse.c (equiv_constant): Fix pasto.
1136 2008-12-04 Nick Clifton <nickc@redhat.com>
1138 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1139 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1140 formatting of quotes.
1142 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1145 * fold-const.c (fold_checksum_tree): Allow modification of
1148 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1151 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1152 have the right number of arguments.
1154 2008-12-03 Richard Guenther <rguenther@suse.de>
1157 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1160 2008-12-03 Tomas Bily <tbily@suse.cz>
1163 * tree-loop-distribution.c (build_size_arg): New function.
1164 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1165 Reorganized generating of stmts.
1166 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1167 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1168 Indicate if analysis succeed.
1169 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1170 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1171 Uses new definition of dr_analyze_innermost.
1173 2008-12-03 Ben Elliston <bje@au.ibm.com>
1175 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1177 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1179 PR tree-optimization/37716
1180 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1181 all the needed operations as trees and gimplify_assign it to dst.
1184 * configure.ac (gcc_cv_readelf): Look for readelf.
1185 (gcc_cv_as_cfi_advance_working): Check for working
1186 cfi advances with code alignment factor > 1.
1187 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1188 don't work properly.
1189 * configure: Regenerated.
1191 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1192 Jakub Jelinek <jakub@redhat.com>
1193 Andrew Pinski <andrew_pinski@playstation.sony.com>
1195 PR rtl-optimization/38281
1196 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1197 set it to NULL_RTX afterwards.
1199 * emit-rtl.c (set_insn_deleted): Fix formatting.
1201 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1203 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1205 * config/mips/mips.md (IMOVE32): New mode iterator.
1206 (movsi): Generalize with IMOVE32.
1207 (*movsi_internal): Likewise.
1208 (*mov<mode>_mips16): Likewise.
1211 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1212 Maxim Kuvyrkov <maxim@codesourcery.com>
1214 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1215 PC-relative addressing when compiling for uclinux PIC.
1216 (__cmpdf_internal, __cmpsf_internal): Hide.
1217 (__cmpdf, __cmpsf): Use PIC call sequence.
1219 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1220 Jack Howarth <howarth@bromo.med.uc.edu>
1222 * config/i386/t-darwin64: Add m32 multilib support.
1224 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1226 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1228 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1231 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1232 before using it in POINTER_PLUS_EXPR.
1234 2008-12-02 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/38359
1237 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1240 2008-12-02 Martin Jambor <mjambor@suse.cz>
1243 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1245 (forward_propagate_addr_into_variable_array_index): Check that the
1246 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1247 than the gimple code directly.
1249 2008-12-02 Ben Elliston <bje@au.ibm.com>
1251 * config/spu/float_disf.c (__floatdisf): Prototype.
1252 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1253 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1254 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1256 2008-12-02 DJ Delorie <dj@redhat.com>
1258 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1259 (DWARF_CIE_DATA_ALIGNMENT): Define.
1261 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1262 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1263 (xstormy16_expand_prologue): Likewise.
1264 (xstormy16_expand_builtin_va_start): Likewise.
1265 (xstormy16_gimplify_va_arg_expr): Likewise.
1267 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1270 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1271 potentially returned from folding memcpy.
1272 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1273 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1275 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1278 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1279 decoration of function RTL names here on Ada language.
1281 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1283 PR rtl-optimization/38280
1284 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1285 ira_rebuild_regno_allocno_list): New functions.
1286 (regno_allocnos): New static variable.
1287 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1288 Call ira_rebuild_regno_allocno_list.
1290 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1291 Adam Nemet <anemet@caviumnetworks.com>
1293 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1294 LINUX_DRIVER_SELF_SPECS.
1296 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1298 PR rtl-optimization/37514
1299 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1300 from previous insns.
1302 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1305 * c-omp.c (c_finish_omp_for): Only transform pointer
1306 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1308 PR rtl-optimization/38245
1309 * tree-vrp.c (abs_extent_range): New function.
1310 (extract_range_from_binary_expr): Compute range
1311 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1312 or includes zero or if vr1 is VR_RANGE and op0 has some
1315 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1318 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1319 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1320 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1321 to (not:I48MODE (and:I48MODE (...))).
1322 (sync_old_nand<mode>): Ditto.
1323 (sync_new_nand<mode>): Ditto.
1325 2008-12-01 Nick Clifton <nickc@redhat.com>
1327 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1328 Replace uses of the "y" register class with direct references to
1329 the CARRY_REG register.
1330 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1331 register with clobbers of the carry register.
1332 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1333 (xstormy16_split_cbranch): Remove redundant carry parameter.
1334 (xstormy16_expand_arith): Likewise.
1335 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1336 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1337 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1338 (CARRY_REGNUM): Define.
1339 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1341 (xstormy16_expand_arith): Likewise.
1343 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1345 * config/score/score.h (IRA_COVER_CLASSES): Define.
1347 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1350 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1351 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1352 (cmp_sdiv_cc_set): Factor common string.
1353 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1355 (cmp_udiv_cc_set): Factor common string.
1357 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1360 * varasm.c (emutls_finish): Fix common registration.
1362 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1365 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1367 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1369 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1370 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1371 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1372 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1373 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1374 Ignore sub-word case for now.
1375 (sync_nand<mode>_internal): Represent NAND in RTL.
1376 (sync_old_nand<mode): Same.
1377 (sync_old_name<mode>_internal): Same.
1378 (sync_new_nand<mode>): Same.
1379 (sync_new_nand<mode>_internal): Same.
1380 (sync_boolcshort_internal): Expect NAND.
1382 2008-11-28 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/37955
1385 PR tree-optimization/37742
1386 * tree-vect-transform.c (vectorizable_store): Remove assert for
1388 (vectorizable_load): Likewise.
1390 2008-11-27 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1393 a constraint for the static chain parameter.
1395 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1397 * config/bfin/bfin.opt (micplb): New option.
1398 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1399 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1400 ENABLE_WA_INDIRECT_CALLS): New macros.
1401 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1403 (indirect_call_p): New function.
1404 (workaround_speculation): Handle anomaly 05-00-0426 when
1405 ENABLE_WA_INDIRECT_CALLS is true.
1406 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1407 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1408 * doc/invoke.texi (Blackfin Options): Document -micplb.
1410 2008-11-26 DJ Delorie <dj@redhat.com>
1412 * config/m32c/mov.md ("extendhipsi2"): New.
1414 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1416 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1417 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1419 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1421 * config/mips/mips.md (clear_hazard): Rename to
1422 clear_hazard_<mode>. Use mode-specific addition.
1423 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1424 or gen_clear_hazard_di depending on the size of Pmode.
1426 2008-11-26 DJ Delorie <dj@redhat.com>
1428 * configure.ac: Test m32c-elf-gas for .loc.
1429 * configure: Likewise.
1431 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1434 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1437 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1440 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1441 (memory_barrier): Do not generate memory_barrier_nosse instruction
1443 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1445 2008-11-26 Fredrik Unger <fred@tree.se>
1447 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1448 function name from __floatundisf.
1449 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1452 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1453 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/37869
1456 * tree-ssa-structalias.c (struct constraint_graph): Remove
1457 pt_used and number_incoming members.
1458 (build_pred_graph): Do not allocate them.
1459 (condense_visit): Do not use them.
1460 (label_visit): Likewise.
1461 (free_var_substitution_info): Do not free them.
1463 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1465 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1467 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1469 * ira-color.c (allocno_spill_priority): New function.
1470 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1471 Print more info about the spilled allocno.
1472 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1473 checks on bad spill.
1475 * ira-build.c (loop_node_to_be_removed_p): Remove.
1476 (loop_compare_func, mark_loops_for_removal): New functions.
1477 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1479 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1481 * ira.c (ira): Don't change flag_ira_algorithm.
1483 * params.def (ira-max-loops-num): Change the value.
1485 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1487 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1488 Disable unsupported alternative for ColdFire,
1489 add new alternative that ColdFire can handle.
1491 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1493 * regrename.c (merge_overlapping_regs): Add registers artificially
1494 defined at the top of the basic block to the set of live ones just
1495 before the first insn.
1497 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1498 Joey Ye <joey.ye@intel.com>
1501 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1502 false if we need to align the outgoing stack.
1503 (ix86_update_stack_boundary): Check parm_stack_boundary.
1505 2008-11-25 Richard Guenther <rguenther@suse.de>
1509 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1510 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1511 in favor of dereferenced_ptrs.
1512 (init_alias_info): Adjust.
1513 (delete_alias_info): Likewise.
1514 (compute_flow_insensitive_aliasing): Properly
1515 include all aliased variables.
1516 (update_alias_info_1): Use dereferenced_ptrs.
1517 (setup_pointers_and_addressables): Likewise.
1518 (get_smt_for): Honor ref-all pointers and pointers with known alias
1520 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1522 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1526 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1528 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1530 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1532 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1534 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1536 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1539 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1540 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1542 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1545 UNSPECV_CMPXCHG_[12].
1546 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1547 UNSPECV_CMPXCHG_[12].
1550 * config/i386/sync.md (memory_barrier): New expander.
1552 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1555 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1557 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1559 * pa.c (function_arg): Revert 2008-10-26 change.
1561 2008-11-23 Helge Deller <deller@gmx.de>
1563 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1564 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1565 succeeded and lws_ret is not equal to oldval.
1567 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1569 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1571 2008-11-22 Andreas Schwab <schwab@suse.de>
1573 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1576 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1578 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1579 Use constant 1 as the operand.
1580 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1581 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1582 gen_rdhwr_synci_step_di depending on the size of Pmode.
1584 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.md (SWI248): New mode iterator.
1588 (SWI32): Remove mode iterator.
1589 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1590 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1591 iterator. Generate popcnt mnemonic without mode extensions
1592 for Darwin x86 targets.
1593 (*popcount<mode>2_cmp): Ditto.
1594 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1595 extensions for Darwin x86 targets.
1597 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1599 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1600 only if HAVE_AS_SPARC_UA_PCREL is defined.
1602 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1604 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1605 allocno_costs value of the classees with the lowest total_costs
1606 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1607 (setup_allocno_cover_class_and_costs): ...rather than here.
1608 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1611 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1614 * builtins.c (expand_builtin_apply_args): Emit sequence before
1615 parm_birth_insn instead of after entry_of_function's first insn.
1618 * function.c (assign_parm_remove_parallels): Pass
1619 data->passed_type as third argument to emit_group_store.
1622 * final.c (mark_symbol_refs_as_used): New function.
1623 * output.h (mark_symbol_refs_as_used): New prototype.
1624 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1625 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1626 * config/arm/arm.md (consttable_4): Likewise.
1629 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1631 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1635 propagate x = &a into *x = b if conversion from b to a's type is
1638 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1640 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1641 for the liveness computation of the new insn.
1643 2008-11-21 DJ Delorie <dj@redhat.com>
1645 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1646 Moves to/from below100 space (W) can only use r0-r7.
1648 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1651 * doc/invoke.texi (Optimization Options): Fix typo.
1653 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1654 Xuepeng Guo <xuepeng.guo@intel.com>
1656 * config.gcc (extra_headers): For x86 and x86-64, remove
1657 gmmintrin.h, add immintrin.h and avxintrin.h.
1659 * config/i386/gmmintrin.h: Renamed to ...
1660 * config/i386/avxintrin.h: This. Issue an error if
1661 _IMMINTRIN_H_INCLUDED is undedined.
1663 * config/i386/immintrin.h: New.
1665 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1668 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1669 mode of PLUS, not mode of the eliminated register.
1671 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1674 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1675 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1676 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1677 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1678 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1679 (*nand<mode>3): Rename to *andnot<mode>3.
1680 (*nandtf3): rename to *andnottf3.
1681 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1682 Use CODE_FOR_mmx_andnotv2si3.
1683 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1684 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1685 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1686 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1687 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1689 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1692 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1693 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1694 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1695 to (not:IMODE (and:IMODE (...))).
1696 (sync_old_nand<mode>): Ditto.
1697 (sync_new_nand<mode>): Ditto.
1699 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1701 * config/arm/thumb2.md (thumb2_casesi_internal,
1702 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1704 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1706 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1707 nand to the changed 4.4 semantic.
1709 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1712 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1713 (fold_builtin_memory_op): Handle even the case where just one
1714 of src and dest is an address of a var decl component, using
1715 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1716 and readonly_data_expr src check.
1717 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1720 PR rtl-optimization/36998
1721 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1722 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1723 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1724 stack_adjust_offset callers.
1725 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1727 (compute_barrier_args_size): Handle insns in annulled branches
1730 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1734 Handle cases when integer argument crosses argument register boundary.
1736 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1739 * config.gcc (i[34567]86-*-solaris2*): Don't include
1740 i386/t-crtstuff here.
1741 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1742 * config/i386/t-sol2: Move to libgcc/config/i386.
1744 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1747 * tlink.c: Include "libiberty.h".
1748 (initial_cwd): Change type into char *.
1749 (tlink_init): Call getpwd instead of getcwd.
1751 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1753 PR rtl-optimization/32283
1754 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1755 of the induction variable to decide whether it may wrap.
1756 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1757 initialization of the bound before the loop.
1758 * simplify-rtx.c (simplify_binary_operation_1): Add two
1759 simplifications regarding AND.
1760 (simplify_plus_minus): Only fail if no simplification is possible.
1761 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1763 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1766 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1767 checking until GIMPLE lowering.
1768 * gimple-low.c (check_call_args): New function.
1769 (lower_stmt) <case GIMPLE_CALL>: Call it.
1771 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1773 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1774 with the same type as the first operand of the AND expression.
1776 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1779 * ira-int.h (struct ira_loop_tree_node): New member
1780 entered_from_non_parent_p.
1782 * ira-color.c (print_loop_title): Print loop bbs.
1784 * ira-emit.c (entered_from_non_parent_p,
1785 setup_entered_from_non_parent_p): New functions.
1786 (not_modified_p): Rename to store_can_be_removed_p. Check there
1788 (generate_edge_moves): Use store_can_be_removed_p instead of
1790 (ira_emit): Call setup_entered_from_non_parent_p.
1792 * ira-build.c (copy_info_to_removed_store_destinations):
1793 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1794 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1795 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1796 update all accumulated attributes.
1798 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1801 * ira-int.h (ira_copy_allocno_live_range_list,
1802 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1803 ira_finish_allocno_live_range_list): New prototypes.
1804 (ira_allocno_live_ranges_intersect_p,
1805 ira_pseudo_live_ranges_intersect_p): Remove.
1807 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1808 ira_pseudo_live_ranges_intersect_p): Rename to
1809 allocnos_have_intersected_live_ranges_p and
1810 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1812 * ira-color.c: ... here
1813 (coalesced_allocno_conflict_p): Use
1814 allocnos_have_intersected_live_ranges_p.
1815 (coalesced_allocnos_living_at_program_points,
1816 coalesced_allocnos_live_at_points_p,
1817 set_coalesced_allocnos_live_points): Remove.
1818 (slot_coalesced_allocnos_live_ranges,
1819 slot_coalesced_allocno_live_ranges_intersect_p,
1820 setup_slot_coalesced_allocno_live_ranges): New.
1821 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1822 (ira_sort_regnos_for_alter_reg): Use
1823 allocnos_have_intersected_live_ranges_p.
1824 (ira_reuse_stack_slot): Use
1825 pseudos_have_intersected_live_ranges_p.
1827 * global.c (pseudo_for_reload_consideration_p): Check
1828 flag_ira_share_spill_slots too.
1830 * ira-build.c (copy_allocno_live_range_list): Rename to
1831 ira_copy_allocno_live_range_list. Make it external.
1832 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1834 (ira_allocno_live_ranges_intersect_p): New.
1835 (ira_finish_allocno_live_range_list): New.
1836 (finish_allocno): Use it.
1837 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1838 (copy_info_to_removed_store_destinations): Ditto. Use
1839 ira_copy_allocno_live_range_list.
1840 (ira_flattening): Use ira_merge_allocno_live_ranges.
1842 * ira.c (too_high_register_pressure_p): New function.
1843 (ira): Switch off sharing spill slots if the pressure is too high.
1845 2008-11-19 Richard Guenther <rguenther@suse.de>
1847 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1848 non-sizetype offsets if their precision matches that of the pointer.
1849 * expr.c (expand_expr_real_1): Always sign-extend the offset
1850 operand of a POINTER_PLUS_EXPR.
1852 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1854 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1855 (mips-sgi-irix[56]*): No need to use fixproto.
1857 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1858 Paul Brook <paul@codesourcery.com>
1860 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1863 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1865 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1867 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1870 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1871 (separate_decls_in_region): Create shared struct even when there
1872 are only reductions.
1874 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1876 * config/picochip/picochip.c (headers): Remove an unnecessary
1879 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1882 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1883 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1885 * config/m68k/m68k.md: Adjust all conditional branches that use the
1886 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1888 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1891 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1892 is a register or zero operand in the correct mode before generating
1893 mtch1 insn or a register operand in the correct mode before generating
1895 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1897 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1899 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1900 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1901 mipsisa*-*-elf*. Handle mipsisa64r2*.
1902 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1903 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1905 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1906 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1908 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1909 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1910 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1913 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1916 * config/i386/i386.md (allocate_stack_worker_32,
1917 allocate_stack_worker_64): Don't use match_dup between input and
1919 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1920 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1922 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1924 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1925 is forced when trying to do a symbol link for it.
1927 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1929 * expmed.c (extract_bit_field_1): Also use a temporary and
1930 convert_extracted_bit_field when the conversion from ext_mode to
1931 the target mode requires explicit truncation.
1933 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1935 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1937 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1938 registers when not optimizing.
1940 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1942 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1943 and its associated define_split. Expose the all-d alternative
1944 to the register allocator, but mark it with "?". Mark the first
1945 alternative with "*?*?".
1946 (*mul_sub_si): Likewise.
1947 (*mul_acc_si_r3900): New pattern.
1949 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1953 propagating x = &a into *x = b, add a cast if not useless
1954 type conversion or don't optimize if another stmt would be
1957 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1960 * optabs.c (expand_sync_operation): Properly handle NAND case
1961 by calculating ~(t1 & val) instead of (~t1 & val).
1962 * builtins.c (expand_builtin_sync_operation): Warn for changed
1963 semantics in NAND builtins.
1964 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1966 * doc/invoke.texi (Warning options): Add Wsync-nand.
1967 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1968 __sync_fetch_and_nand builtin operation in the example. Add a note
1969 about changed semantics in GCC 4.4.
1970 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1971 operation in the example. Add a note about changed semantics in
1974 2008-11-16 Jan Hubicka <jh@suse.cz>
1976 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1979 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1981 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1984 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1987 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1988 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1990 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1991 rather than call_really_used_regs when handling $gp.
1993 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1996 * config/mips/mips.c (machine_function): Update the comment
1997 above global_pointer.
1998 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1999 that a function doesn't need a global pointer.
2000 (mips_current_loadgp_style): Update accordingly.
2001 (mips_restore_gp): Likewise.
2002 (mips_output_cplocal): Likewise.
2003 (mips_expand_prologue): Likewise.
2005 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2007 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2008 parameter. Use DImode for computing the number of registers.
2009 (function_arg): Adjust for above change.
2010 (function_value): Likewise.
2012 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2014 PR tree-optimization/37950
2015 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2016 not computed for the current function.
2018 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2021 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2022 gpr and other COMPONENT_REFs.
2024 2008-11-15 Richard Guenther <rguenther@suse.de>
2026 PR tree-optimization/38051
2027 * tree-ssa-alias.c (update_alias_info_1): Manually find
2030 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2032 * doc/invoke.texi (-mfix-r10000): Document.
2033 * config/mips/mips.opt (mfix-r10000): New option.
2034 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2035 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2036 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2037 (MIPS_SYNC_OP): Likewise.
2038 (MIPS_SYNC_OP_12): Likewise.
2039 (MIPS_SYNC_OLD_OP_12): Likewise.
2040 (MIPS_SYNC_NEW_OP_12): Likewise.
2041 (MIPS_SYNC_OLD_OP): Likewise.
2042 (MIPS_SYNC_NAND): Likewise.
2043 (MIPS_SYNC_OLD_NAND): Likewise.
2044 (MIPS_SYNC_EXCHANGE): Likewise.
2045 (MIPS_SYNC_EXCHANGE_12): Likewise.
2046 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2048 (MIPS_SYNC_NEW_NAND): Likewise.
2049 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2050 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2051 (mips_output_sync_loop): New function.
2052 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2053 Make -mfix-r10000 require branch-likely instructions.
2054 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2055 mips_output_sync_loop.
2056 (compare_and_swap_12): Likewise.
2057 (sync_add<mode>): Likewise.
2058 (sync_<optab>_12): Likewise.
2059 (sync_old_<optab>_12): Likewise.
2060 (sync_new_<optab>_12): Likewise.
2061 (sync_nand_12): Likewise.
2062 (sync_old_nand_12): Likewise.
2063 (sync_new_nand_12): Likewise.
2064 (sync_sub<mode>): Likewise.
2065 (sync_old_add<mode>): Likewise.
2066 (sync_old_sub<mode>): Likewise.
2067 (sync_new_add<mode>): Likewise.
2068 (sync_new_sub<mode>): Likewise.
2069 (sync_<optab><mode>): Likewise.
2070 (sync_old_<optab><mode>): Likewise.
2071 (sync_new_<optab><mode>): Likewise.
2072 (sync_nand<mode>): Likewise.
2073 (sync_old_nand<mode>): Likewise.
2074 (sync_new_nand<mode>): Likewise.
2075 (sync_lock_test_and_set<mode>): Likewise.
2076 (test_and_set_12): Likewise.
2078 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2080 * gcc.c (cc1_options): Fix comment.
2082 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2085 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2086 argtype instead of result_type.
2088 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2090 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2091 subloop_next/next and subloops/childen fields.
2093 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2095 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2096 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2097 (LOCAL_INCLUDE_DIR): Undefine.
2098 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2100 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2102 PR rtl-optimization/37397
2103 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2104 (ALLOCNO_BAD_SPILL_P): New macro.
2106 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2108 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2109 (create_cap_allocno, propagate_allocno_info,
2110 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2111 (update_bad_spill_attribute): New function.
2112 (ira_build): Call it.
2114 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2116 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2118 PR tree-optimization/38104
2119 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2120 before calling mark_symbols_for_renaming, not after it.
2122 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2124 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2125 (OVERRIDE_OPTIONS): Likewise.
2127 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2128 Andrew Stubbs <ams@codesourcery.com>
2129 Gunnar Von Boehn <gunnar@genesi-usa.com>
2132 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2133 the shorter LEA insn over ADD.L where possible.
2135 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2137 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2138 systems, which are assumend to always provide SSP-support in glibc.
2139 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2141 * configure: Regenerate.
2143 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2146 * function.c (gimplify_parameters): For callee copies parameters,
2147 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2149 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2152 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2153 x86 parts into the `i[34567]86-*-linux*' and parts that are
2154 independent of the processor architecture into the `*-*-linux*' cases.
2155 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2156 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2157 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2158 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2159 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2160 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2161 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2163 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2165 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2166 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2167 (ls2_idiv): Likewise idiv3.
2168 (ls2_prefetch): New reservation.
2169 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2170 * config/mips/mips.md (type): Add imul3nc and idiv3.
2171 (length): Handle idiv3.
2172 (any_mod): New code_iterator.
2173 (u): Handle MOD and UMOD.
2174 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2175 (prefetch): Handle TARGET_LOONGSON_2EF.
2177 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2180 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2181 (prune_unused_types_walk): Call it for non-perennial local classes.
2182 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2183 entry, just set it to 2 and recurse on children, don't walk attributes
2186 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2188 * c-common.c (warn_about_parentheses): Add missing whitespace
2191 2008-11-13 Paul Brook <paul@codesourcery.com>
2193 * doc/invoke.texi: Document --fix-cortex-m3.
2194 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2195 Cortex-M3 cpu is selected.
2196 (output_move_double): Avoid overlapping base register and first
2197 destination register when fix_cm3_ldrd.
2198 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2200 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2203 * gimple.h (gimple_range_check_failed): Remove prototype.
2204 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2206 (gimple_range_check_failed): Removed.
2208 2008-11-13 Andrew Haley <aph@redhat.com>
2211 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2214 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2218 2007-05-07 Mike Stump <mrs@apple.com>
2219 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2220 also checks for and while statements in C++.
2222 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2225 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2226 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2227 - which clones are reachable - as "abstract and needed".
2228 * cgraph.c (cgraph_release_function_body): If a node is
2229 "abstract and needed", do not release its DECL_INITIAL() content
2230 that will be needed to emit debug info.
2232 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2235 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2236 to set HAVE_GETIPINFO.
2237 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2238 * configure: Regenerate.
2239 * config.in: Regenerate.
2241 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2244 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2246 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2249 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2250 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2252 2008-11-12 Jason Merrill <jason@redhat.com>
2255 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2258 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2260 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2261 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2263 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2264 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2266 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2268 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2269 packed-stack special handling.
2270 (FRAME_ADDR_RTX): Add definition.
2272 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2275 * fold-const.c (native_encode_string): New function.
2276 (native_encode_expr): Use it for STRING_CST.
2278 2008-11-12 DJ Delorie <dj@redhat.com>
2280 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2281 insns if the intermediate value will be used later.
2283 2008-11-12 Andreas Schwab <schwab@suse.de>
2285 * config/m68k/m68k.c (print_operand): Mask off extra extension
2286 bits when writing out the representation of real values.
2288 2008-11-12 Ira Rosen <irar@il.ibm.com>
2290 PR tree-optimization/38079
2291 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2294 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2297 * c-pretty-print.c (pp_c_complex_expr): New function.
2298 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2301 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2302 than INNER and INNER is a constant, forcibly align INNER as much
2305 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2307 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2309 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2311 PR rtl-optimization/37363
2312 * simplify-rtx.c (simplify_plus_minus): Don't create
2313 (const (minus ...)) expresisons.
2315 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2317 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2320 2008-11-10 Catherine Moore <clm@codesourcery.com>
2322 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2324 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2325 (BASE_DRIVER_SELF_SPECS): Remove.
2326 (DRIVER_SELF_SPECS): New definition.
2327 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2328 BASE_DRIVER_SELF_SPECS.
2329 * config/mips/sde.h: Likewise.
2330 * config/mips/iris6.h: Likewise.
2331 * config/mips/vr.h: Likewise.
2332 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2334 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2336 PR rtl-optimizations/37948
2337 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2338 (ira_create_copy, ira_add_allocno_copy): New parameter.
2340 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2341 to ira_add_allocno_copy.
2342 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2343 parameter to process_regs_for_copy.
2344 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2345 Fix typo in passing second allocno to ira_add_allocno_copy.
2347 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2348 coalesced allocnos list.
2349 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2351 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2352 (add_ira_allocno_to_ordered_bucket): Rename to
2353 add_allocno_to_ordered_bucket.
2354 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2355 head of coalesced allocnos list.
2356 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2357 Check that it is aready calculated.
2358 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2359 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2361 (coalesce_allocnos): Do extended coalescing too.
2363 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2364 parameter to ira_add_allocno_copy.
2366 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2368 (print_copy): Print copy origination too.
2370 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2373 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2375 PR rtl-optimization/37514
2376 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2377 flag_ira_share_spill_slots to 2 if it's already non-zero.
2378 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2379 flag_ira_share_spill_slots is 2.
2381 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2383 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2384 (prologue_enter_32): Set FB to SP - 4.
2386 2008-11-10 DJ Delorie <dj@redhat.com>
2388 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2389 constraint for single-bit-clear in lower byte of HI constant, vs
2390 Imb which just ignores the upper byte.
2391 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2392 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2393 (iorhi3_16): Check for single bit set, not single bit clear.
2395 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2397 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2399 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2401 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2403 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2404 values living in memory and use more precise alignment information.
2406 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2409 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2410 after __mf_check call if the call must end a bb.
2412 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2416 * combine.c (force_to_mode): Do not process vector types.
2418 * rtlanal.c (nonzero_bits1): Do not process vector types.
2419 (num_sign_bit_copies1): Likewise.
2421 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2423 * config/i386/gnu.h: Add copyright and licensing header.
2424 * config/gnu.h: Likewise.
2426 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2428 * fwprop.c (fwprop_done): Call df_remove_problem.
2430 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2433 * tree-scalar-evolution.c (instantiate_scev_1): Return
2434 chrec_dont_know for VL_EXP_CLASS_P.
2436 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2438 * reg-stack.c (reg_to_stack): Add missing braces in memset
2441 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2443 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2444 (NO_PROFILE_COUNTERS): New define.
2446 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2449 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2451 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2454 * config/sparc/constraints.md (D): New.
2455 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2456 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2458 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2459 Use the 'D' constraint in addition to 'F' in some alternatives.
2460 (DF splitter): Generalize for V64mode.
2461 * doc/md.texi (SPARC): Document the 'D' constraint.
2463 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2465 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2467 2008-11-06 Ben Elliston <bje@au.ibm.com>
2469 * gcc.c: Remove ancient comment about a bug in Sun cc.
2471 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2473 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2475 2008-11-06 Ben Elliston <bje@au.ibm.com>
2477 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2479 2008-11-06 Ben Elliston <bje@au.ibm.com>
2481 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2484 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2487 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2490 2008-11-05 Martin Jambor <mjambor@suse.cz>
2493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2494 pointer arithmetics into array_ref if the array is accessed
2495 through an indirect_ref.
2497 2008-11-05 Richard Guenther <rguenther@suse.de>
2500 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2501 qualified pointer conversion before stripping qualifiers.
2502 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2503 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2504 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2507 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2508 properly canonicalize binary ops.
2509 (forward_propagate_addr_expr_1): Use
2510 may_propagate_address_into_dereference.
2512 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2515 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2516 Initialize uninitialized input registers with a NaN.
2518 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2522 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2524 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2528 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2529 exits and conditions.
2530 * testsuite/gcc.dg/graphite/pr37943.c: New.
2532 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2533 Andrew Pinski <andrew_pinski@playstation.sony.com>
2536 * c-common.c (warn_for_sign_compare): For complex result_type
2537 use component's type.
2539 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2541 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2543 * print-tree.c (print_node): Don't print DECL_INITIAL
2547 * c-common.c (parse_optimize_options): Save and restore
2548 flag_strict_aliasing around decode_options call.
2550 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2553 (host_detect_local_cpu): Use it instead of casted strings to
2554 compare vendor signatures.
2556 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2559 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2560 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2562 2008-11-03 Catherine Moore <clm@codesourcery.com>
2564 * config/mips.c (mips_conditional_register_usage): Handle the
2565 DSP control register.
2566 * doc/extend.texi: Document the DSP control register.
2568 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2569 Jakub Jelinek <jakub@redhat.com>
2571 * omp-low.c (expand_omp_for_generic): If iter_type has different
2572 precision than type and type is a pointer type, cast n1 and n2
2573 first to an integer type with the same precision as pointers
2574 and only afterwards to iter_type.
2576 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2578 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2579 (UNSPEC_GOTSYM_OFF): New unspec.
2580 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2581 (pic_add_dot_plus_eight): Likewise.
2582 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2583 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2584 UNSPEC_PIC_BASE operands.
2585 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2586 (arm_output_addr_const_extra): Handle it.
2588 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2590 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2591 integer class to full integer class if the offset is not word-aligned.
2593 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2596 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2598 (doloop_optimize): Update call to doloop_modify.
2600 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2602 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2604 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2607 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2608 gcc_cv_as_cfi_directive.
2609 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2610 merging read-only and read-write sections or assembler emits
2611 read-write .eh_frame sections.
2612 * configure: Regenerate.
2614 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2617 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2619 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2621 (rs6000_emit_prologue): Invert logic.
2622 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2623 (reg:P 11) instead of match_operand.
2624 (*save_fpregs_<mode>): Likewise.
2625 (*restore_gpregs_<mode>): Likewise.
2626 (*return_and_restore_gpregs_<mode>): Likewise.
2627 (*return_and_restore_fpregs_<mode>): Likewise.
2628 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2629 (reg:P 11) insted of match_operand.
2630 (*restore_gpregs_spe): Likewise.
2631 (*return_and_restore_gpregs_spe): Likewise.
2633 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2635 PR tree-optimization/37684
2636 * gcc.dg/graphite/pr37684.c: New.
2637 * graphite.c (exclude_component_ref): New.
2638 (is_simple_operand): Call exclude_component_ref.
2640 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2642 PR tree-optimization/36908
2643 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2644 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2645 (number_of_rw_in_partition): New.
2646 (partition_contains_all_rw): New.
2647 (ldist_gen): Do not distribute when one of the partitions
2648 contains all the memory operations.
2650 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2652 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2653 EDGE_IRREDUCIBLE_LOOP.
2655 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2657 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2658 where we have one entry point in the loop which isn't the head.
2660 2008-11-03 Richard Guenther <rguenther@suse.de>
2663 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2665 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2668 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2669 for ipa and simple ipa passes.
2671 2008-11-02 Richard Guenther <rguenther@suse.de>
2673 PR tree-optimization/37542
2674 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2675 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2676 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2677 (vn_nary_op_insert_stmt): Likewise.
2678 (visit_use): Likewise.
2680 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2682 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2684 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2685 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2686 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2687 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2688 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2689 peephole2's): Replace unspec with rotate.
2690 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2692 2008-11-02 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/37991
2695 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2696 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2697 (set_ssa_val_to): Print if the value changed.
2698 (simplify_binary_expression): Strip useless conversions.
2700 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2703 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2706 2008-11-01 Richard Guenther <rguenther@suse.de>
2709 * builtins.c (fold_builtin_strspn): Return a size_t.
2710 (fold_builtin_strcspn): Likewise.
2712 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2714 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2715 attribute for struct return convention.
2717 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2719 * config/rs6000/crtsavres.asm: Really, really delete.
2721 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2723 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2725 (rs6000_emit_prologue): Invert logic.
2726 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2727 (reg:P 11) instead of match_operand.
2728 (*save_fpregs_<mode>): Likewise.
2729 (*restore_gpregs_<mode>): Likewise.
2730 (*return_and_restore_gpregs_<mode>): Likewise.
2731 (*return_and_restore_fpregs_<mode>): Likewise.
2732 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2733 (reg:P 11) insted of match_operand.
2734 (*restore_gpregs_spe): Likewise.
2735 (*return_and_restore_gpregs_spe): Likewise.
2737 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2739 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2740 list of word switches that take args.
2742 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2744 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2745 (s390_output_pool_entry): Call it through for_each_rtx.
2748 * expr.c (store_constructor): For vectors, if target is a MEM, use
2749 target's MEM_ALIAS_SET instead of elttype alias set.
2751 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2754 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2757 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2760 * config/rs6000/predicates.md (word_offset_memref_operand):
2761 Restructure code and look inside auto-inc/dec addresses.
2763 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2766 * libgcov.c ( __gcov_indirect_call_profiler): Check
2767 TARGET_VTABLE_USES_DESCRIPTORS.
2769 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2771 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2772 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2773 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2774 offset if eliminating soft frame pointer.
2775 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2776 (stack_protect_test_si): Add initial machine description
2777 for Stack Smashing Protector
2779 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2782 * c-common.c (min_precision): Move to...
2783 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2784 * tree.h (tree_int_cst_min_precision): Declare.
2785 * c-common.h (min_precision): Delete declaration.
2786 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2787 multiplication of non-negative integer constants.
2788 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2789 tree_int_cst_min_precision.
2790 (finish_enum): Likewise.
2792 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2795 * convert.c (convert_to_real): Do not optimize conversions of
2796 binary arithmetic operations between binary and decimal
2797 floating-point types. Consider mode of target type in determining
2798 decimal type for arithmetic. Unless
2799 flag_unsafe_math_optimizations, do not optimize binary conversions
2800 where this may change rounding behavior.
2801 * real.c (real_can_shorten_arithmetic): New.
2802 * real.h (real_can_shorten_arithmetic): Declare.
2804 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2806 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2807 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2808 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2810 (must_save_p): For some workarounds, interrupts need to clobber a
2812 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2813 and LC1 for WA_05000257.
2814 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2815 WA_05000283 and WA_05000315.
2816 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2817 (movbi): Add alternative to set CC to 1; improve code for setting
2819 (dummy_load): New pattern.
2821 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2824 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2825 BLKmode for non-memory, convert using a wider MODE_INT mode
2829 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2830 that haven't been removed yet.
2832 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2834 * config/bfin/bfin.c (struct machine_function): New member
2835 has_loopreg_clobber.
2836 (bfin_expand_movmem): Set it when generating memcpy insns.
2837 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2838 expand_epilogue_reg_restore): If we have hardware loops,
2839 memcpy insns (indicated by has_loopreg_clobber) or function
2840 calls, we need to save the loop registers.
2842 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2844 * config/i386/i386.c (core2_cost): Fix typos in comments.
2846 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2849 * combine.c (make_compound_operation): Don't call make_extraction with
2850 non-positive length.
2851 (simplify_shift_const_1): Canonicalize count even if complement_p.
2853 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2855 * convert.c (strip_float_extensions): Do not remove or introduce
2856 conversions between binary and decimal floating-point types.
2858 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2861 * fold-const.c (distribute_bit_expr): Convert common, left and
2862 right arguments to type.
2864 2008-10-28 Nick Clifton <nickc@redhat.com>
2866 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2867 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2868 call_really_used_regs array rather than the call_used_regs array.
2869 (mn10300_get_live_callee_saved_regs, expand_prologue,
2870 expand_epilogue, output_tst): Likewise.
2872 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2875 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2876 (df_get_entry_block_def_set): Neither here.
2877 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2879 PR tree-optimization/37879
2880 * predict.c (tree_estimate_probability): Check if last_stmt is
2881 non-NULL before dereferencing it.
2883 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2885 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2886 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2887 (ira_fast_allocation): Remove the prototype.
2889 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2890 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2891 (color_pass): Modify the updated costs.
2892 (ira_color): Rename to color. Make it static.
2893 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2894 (ira_color): New function.
2896 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2899 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2901 (set_allocno_live, clear_allocno_live, mark_ref_live,
2902 mark_ref_dead): Invalidate corresponding element of
2903 allocno_saved_at_call.
2904 (process_bb_node_lives): Increment last_call_num. Setup
2905 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2906 allocno was already saved.
2907 (ira_create_allocno_live_ranges): Initiate last_call_num and
2908 allocno_saved_at_call.
2910 * ira-build.c (ira_create_allocno): Initiate
2911 ALLOCNO_UPDATED_COVER_CLASS_COST.
2912 (create_cap_allocno, propagate_allocno_info,
2913 remove_unnecessary_allocnos): Remove setting updated costs.
2914 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2916 * ira.c (ira): Don't call ira_fast_allocation.
2918 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2921 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2924 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2926 * ira-int.h (ira_hard_regno_cover_class): New.
2928 * ira-lives.c (mark_reg_live, mark_reg_dead,
2929 process_bb_node_lives): Use ira_hard_regno_cover_class.
2931 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2932 (setup_hard_regno_cover_class): New function.
2933 (ira_init): Call setup_hard_regno_cover_class.
2935 * ira-costs.c (cost_class_nums): Add comment.
2936 (find_allocno_class_costs): Initiate cost_class_nums.
2937 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2939 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2942 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2943 Rename to copy_info_to_removed_store_destinations. Propagate
2944 conflict hard regs and register stack attribute.
2946 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2949 * pa.c (function_arg_padding): Pad complex and vector types
2950 upward in 64-bit runtime.
2951 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2953 2008-10-26 Matthias Klose <doko@ubuntu.com>
2955 * doc/install.texi: Document requirements on antlr.
2957 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2959 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2962 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2965 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2966 is defined, use it to modify the constant offset.
2968 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2970 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2971 and short arguments to the correct location as mandated by the ABI.
2973 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2975 PR rtl-optimization/37769
2976 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2978 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2980 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2981 unwind-dw2-Os-4-200.o.
2983 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2985 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2986 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2988 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2990 PR tree-optimization/36038
2991 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2992 add sizetype IV with initial value zero instead of pointer type.
2994 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2997 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2998 around bit operation.
2999 * profile.c (is_edge_inconsistent): Likewise.
3000 * fold-const.c (truth_value_p): Move from here...
3001 * tree.h (truth_value_p): ... to here.
3002 * c-tree.h (c_expr): Update description of original_code.
3003 * c-typeck.c (parser_build_unary_op): Set original_code.
3004 (parser_build_binary_op): Update call to warn_about_parentheses.
3005 * c-common.c (warn_about_parentheses): Take two additional
3006 arguments of the operands. Use a switch. Quote operators
3007 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3008 Add warning about !x | y and !x & y.
3009 * c-common.h (warn_about_parentheses): Update declaration.
3011 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3013 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3014 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3015 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3017 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3018 (check-%): For test targets listed in lang_checks_parallelized
3019 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3020 run the testing in multiple make goals, possibly parallel, and
3021 afterwards run dg-extract-results.sh to merge the sum and log files.
3023 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3025 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3026 (mips_move_to_gpr_cost): Likewise.
3027 (mips_move_from_gpr_cost): Likewise.
3028 (mips_register_move_cost): Make more fine-grained.
3030 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3032 * graphite.c (graphite_apply_transformations): Check for
3033 -fgraphite-identity.
3034 * toplev.c (process_options): Add graphite_identity.
3035 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3037 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3039 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3040 mulhisihl and mulhisihh builtins.
3042 From Jie Zhang <jie.zhang@analog.com>
3043 * config/bfin/bfin.md (composev2hi): Put operands into vector
3046 2008-10-22 Chao-ying Fu <fu@mips.com>
3048 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3050 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3052 From Mike Frysinger <michael.frysinger@analog.com>
3053 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3054 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3055 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3056 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3057 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3058 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3059 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3060 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3061 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3062 __ADSPBF51x__ for all of them.
3063 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3064 -mcpu bf512, bf514, bf516, and bf518.
3065 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3066 bf512-none, bf514-none, bf516-none, and bf518-none.
3067 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3068 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3069 * doc/invoke.texi (Blackfin Options): Document that
3070 -mcpu now accepts bf512, bf514, bf516, and bf518.
3072 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3075 * fold-const.c (build_range_type): For 1 .. signed_max
3076 range call build_nonstandard_inter_type if signed_type_for
3077 returned a type with bigger precision.
3079 2008-10-22 Richard Guenther <rguenther@suse.de>
3081 * tree.def (COMPLEX_TYPE): Constrain element type.
3082 * tree.c (build_complex_type): Assert that.
3083 * tree-ssa-structalias.c (could_have_pointers): Complex types
3084 cannot have pointers.
3086 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3089 * c-typeck.c (convert_for_assignment): Do not give declaration's
3090 location for builtins. Spell out which type was expected and which
3093 2008-10-22 Nick Clifton <nickc@redhat.com>
3095 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3096 the fdpic register to be a target when running in fdpic mode.
3098 2008-10-22 Rafael Espindola <espindola@google.com>
3100 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3101 newly created statements.
3103 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3106 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3107 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3108 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3110 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3113 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3114 Adjust -mcmodel=medium description for 2005-07-31 changes.
3116 2008-10-22 Jan Hubicka <jh@suse.cz>
3117 Jakub Jelinek <jakub@redhat.com>
3120 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3122 2008-10-21 Richard Henderson <rth@redhat.com>
3125 * emit-rtl.c (get_spill_slot_decl): Export.
3126 * emit-rtl.h (get_spill_slot_decl): Declare.
3127 * var-tracking.c (vt_add_function_parameters): Relax assertion
3128 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3130 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3132 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3133 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3136 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3139 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3140 processed by get_maxval_strlen.
3142 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3145 * tree.c (get_file_function_name): Copy first_global_object_name.
3146 Centralize call to clean_symbol_name.
3148 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3150 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3151 * config/svr4.h (SVR4_ASM_SPEC): New.
3152 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3153 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3155 * doc/invoke.texi (Option Summary): Add -T to linker options.
3156 (Link Options): Document -T.
3158 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3160 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3163 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3166 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3168 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3170 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3173 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3175 * doc/install.texi: Fix typos in previous patch.
3177 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3179 * doc/install.texi: Document in-tree building of gcc and mpfr.
3181 2008-10-19 Richard Guenther <rguenther@suse.de>
3183 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3185 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3188 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3189 (build_enumerator): Convert enumerators that fit in integer to
3192 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (unnamed peephole2): Do not force memory
3195 operands of arith or logical instructions into registers for
3196 non-TARGET_READ_MODIFY targets.
3198 (ffs_cmove): Change operand 0 predicate to register_operand.
3199 Change operand 1 predicate to nonimmediate_operand.
3201 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3203 2008-10-18 Richard Guenther <rguenther@suse.de>
3205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3206 VIEW_CONVERT_EXPR case against invalid gimple.
3208 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3210 * c-parser.c (c_parser_binary_expression): Silence the
3211 uninitialized variable warning emitted for binary_loc.
3213 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3215 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3218 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3221 * c-typeck.c (build_unary_op): Use omit_one_operand for
3222 IMAGPART_EXPR of real argument.
3224 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3226 PR tree-optimization/37664
3227 * fold-const.c (fold_binary): When optimizing comparison with
3228 highest or lowest type's value, don't consider TREE_OVERFLOW.
3230 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3233 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3234 * coverage.c: Include tm_p.h.
3235 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3236 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3237 dollar signs from PREFIX.
3238 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3239 instead of manual strip_name_encoding.
3241 2008-10-16 Richard Guenther <rguenther@suse.de>
3244 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3245 volatile qualified functions or methods as relevant.
3247 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3249 PR tree-optimization/37525
3250 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3251 sizetype unsigned constants, both in the case of C and bounds.
3253 2008-10-15 Jan Hubicka <jh@suse.cz>
3255 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3257 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3260 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3261 HARD_REGNO_CALL_PART_CLOBBERED.
3263 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3266 * ira-lives.c (mark_early_clobbers): Remove.
3267 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3268 check_and_make_def_conflicts,
3269 make_early_clobber_and_input_conflicts,
3270 mark_hard_reg_early_clobbers): New functions.
3271 (process_bb_node_lives): Call
3272 make_early_clobber_and_input_conflicts and
3273 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3275 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3276 early clobbers of pseudo-registers.
3278 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3281 * ira-build.c (ira_flattening): Recalculate
3282 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3283 from the scratch instead of the propagation.
3285 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3287 * doc/rtl.texi (const_double): Remove the "addr" operand.
3288 Describe CONST_DOUBLE_* macros under const_double rather
3290 (const_fixed): Fix the operand description.
3291 (const): Add an @findex directive.
3292 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3293 after the constant rtl table.
3294 (fix): Combine floating-point and fixed-point descriptions.
3296 * sched-deps.c (sched_analyze_2): Remove reference to
3299 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3301 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3303 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3304 for UNSPEC_GOTSYM_OFFs.
3305 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3306 (add_GOT_to_pic_reg): Use it.
3307 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3309 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3310 Harsha Jagasia <harsha.jagasia@amd.com>
3312 PR tree-optimization/37485
3313 * graphite.c (gmp_cst_to_tree): Moved.
3314 (iv_stack_entry_is_constant): New.
3315 (iv_stack_entry_is_iv): New.
3316 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3317 (loop_iv_stack_insert_constant): New.
3318 (loop_iv_stack_pop): Use new datatpype.
3319 (loop_iv_stack_get_iv): Same.
3320 (loop_iv_stack_get_iv_from_name): Same.
3321 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3322 (loop_iv_stack_patch_for_consts): New.
3323 (loop_iv_stack_remove_constants): New.
3324 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3325 (translate_clast): Call loop_iv_stack_patch_for_consts and
3326 loop_iv_stack_remove_constants.
3327 (gloog): Use new datatype. Redirect construction edge to end
3328 block to avoid accidental deletion.
3329 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3331 (union iv_stack_entry_data): New. Data in iv stack entry.
3332 (struct iv_stack_entry): New. Datatype for iv stack entries.
3334 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3336 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3337 * graphite.c (free_scop): Same.
3338 (build_scops): Same.
3339 (free_scattering): New.
3340 (build_cloog_prog): Call free_scattering.
3341 (patch_phis_for_virtual_defs): Fix memleak.
3342 (graphite_trans_bb_strip_mine): Same.
3343 (limit_scops): Same.
3345 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3346 Harsha Jagasia <harsha.jagasia@amd.com>
3348 PR tree-optimization/37828
3349 * graphite.c (graphite_trans_loop_block): Do not loop block
3350 single nested loops.
3352 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3354 PR tree-optimization/37686
3355 * tree-loop-linear.c (linear_transform_loops): Build a
3356 loop nest vector. Pass it to lambda_compute_access_matrices.
3357 * tree-data-ref.h (struct access_matrix): Store the loop nest
3358 relative to which it encodes the information.
3359 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3360 (am_vector_index_for_loop): Reimplemented: iterate over the
3361 loop nest for finding the loop index in the access matrix.
3362 (lambda_compute_access_matrices): Update declaration.
3363 * lambda-code.c (build_access_matrix): Pass the loop nest and
3365 (lambda_compute_access_matrices): Same.
3367 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3369 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3370 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3371 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3372 already implies hard float. Also fix several insn condition
3373 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3375 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3378 Based on patches by Laurent Vivier.
3379 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3380 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3381 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3382 dollar sign to underscore.
3383 (ASM_OUTPUT_EXTERNAL): Same.
3384 (ASM_OUTPUT_LABELREF): New.
3385 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3387 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3388 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3389 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3390 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3392 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3394 PR tree-optimization/36881
3395 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3396 that each value doesn't need runtime relocations, for !flag_pic
3397 check that each value is just a valid initializer constant.
3399 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3401 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3402 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3403 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3404 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3406 (REG_CLASS_NAMES): Update accordingly.
3407 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3408 rather than an unpredictable descriptive string.
3409 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3410 (mips_register_move_cost): Check for specific COP*_REGS classes,
3411 instead of ALL_COP_AND_GR_REGS.
3412 (mips_ira_cover_classes): New function.
3413 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3414 (TARGET_IRA_COVER_CLASSES): Define.
3416 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3419 * tree.c (build_type_attribute_qual_variant): Hash on the
3420 unqualified type, and don't overwrite an existing
3421 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3422 allow distinguishing between wchar_t and its underlying type. This
3423 also means that we'll retain a little more typedef information.
3425 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3426 Dmitry Melnik <dm@ispras.ru>
3427 Dmitry Zhurikhin <zhur@ispras.ru>
3428 Alexander Monakov <amonakov@ispras.ru>
3429 Maxim Kuvyrkov <maxim@codesourcery.com>
3431 * target.h (struct gcc_target): Update prototypes of needs_block_p
3433 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3434 * sel-sched.c (create_speculation_check): Likewise.
3435 * doc/tm.texi: Provide documentation for new target hooks.
3437 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3438 (ia64_gen_spec_insn): Removed.
3439 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3440 ia64_gen_spec_check): New static functions.
3441 (ia64_alloc_sched_context, ia64_init_sched_context,
3442 ia64_set_sched_context, ia64_clear_sched_context,
3443 ia64_free_sched_context, ia64_get_insn_spec_ds,
3444 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3445 (ia64_needs_block_p): Change prototype.
3446 (ia64_gen_check): Rename to ia64_gen_spec_check.
3447 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3448 into declaration, add special memory dependencies handling.
3449 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3450 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3451 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3452 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3453 Define new target hooks.
3454 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3455 (ia64_optimization_options): Turn on selective scheduling with -O3,
3456 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3457 default with selective scheduling.
3458 (ia64_override_options): Initialize align_loops and align_functions
3459 to 32 and 64, respectively. Set global selective scheduling flags
3460 according to target-dependent flags.
3461 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3462 (group_barrier_needed): Use new mstop-bit-before-check flag.
3464 (dfa_state_size): Make global.
3465 (spec_check_no, max_uid): Remove.
3466 (mem_ops_in_group, current_cycle): New variables.
3467 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3468 Initialize new variables.
3469 (is_load_p, record_memory_reference): New functions.
3470 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3472 (ia64_variable_issue): Change use of current_sched_info to
3473 sched_deps_info. Update comment. Note if a load or a store is issued.
3474 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3475 advance if maximal number of loads or stores was issued on current
3477 (scheduled_good_insn): New static helper function.
3478 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3479 a group barrier is needed. Fix vertical spacing. Guard the code
3480 doing state transition with last_scheduled_insn check.
3481 Mark that a stop bit should be before current insn if there was a
3482 cycle advance. Update current_cycle and mem_ops_in_group.
3483 (ia64_h_i_d_extended): Change use of current_sched_info to
3484 sched_deps_info. Reallocate stops_p by larger chunks.
3485 (struct _ia64_sched_context): New structure.
3486 (ia64_sched_context_t): New typedef.
3487 (ia64_alloc_sched_context, ia64_init_sched_context,
3488 ia64_set_sched_context, ia64_clear_sched_context,
3489 ia64_free_sched_context): New static functions.
3490 (gen_func_t): New typedef.
3491 (get_spec_load_gen_function): New function.
3492 (SPEC_GEN_EXTEND_OFFSET): Declare.
3493 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3494 (get_mode_no_for_insn): Change the condition that prevents use of
3495 special hardware registers so it can now handle pseudos.
3496 (get_spec_unspec_code): New function.
3497 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3498 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3499 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3500 during selective scheduling.
3501 (ia64_speculate_insn): Use ds_get_speculation_types when
3502 determining whether we need to change the pattern.
3503 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3504 (ia64_spec_check_src_p): Support new speculation/check codes.
3505 (struct bundle_state): New field.
3506 (issue_nops_and_insn): Initialize it.
3507 (insert_bundle_state): Minimize mid-bundle stop bits.
3508 (important_for_bundling_p): New function.
3509 (get_next_important_insn): Use important_for_bundling_p.
3510 (bundling): When shifting TImode from unimportant insns, ignore
3511 also group barriers. Assert that best state is found before
3512 the backward bundling pass. Print number of mid-bundle stop bits.
3513 Minimize mid-bundle stop bits. Check correct calculation of
3514 mid-bundle stop bits.
3515 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3516 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3518 (sel2_run): New variable.
3519 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3520 selective scheduling pass instead of schedule_ebbs.
3522 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3523 (UNSPEC_LDS_A): New UNSPEC.
3524 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3525 movti_internal, movsf_internal, movdf_internal,
3526 movxf_internal): Make visible. Add speculable* attributes.
3527 (output_c_nc): New mode attribute.
3528 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3529 mov<mode>_nc, zero_extend<mode>di2_nc,
3530 advanced_load_check_nc_<mode>): New insns.
3531 (zero_extend*): Add speculable* attributes.
3533 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3534 (msched-stop-bits-after-every-cycle): Likewise.
3535 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3537 (msched-spec-verbose): Remove.
3538 (msched-prefer-non-data-spec-insns,
3539 msched-prefer-non-control-spec-insns,
3540 msched-count-spec-in-critical-path,
3541 msel-sched-dont-check-control-spec): Use Target Report Var
3542 instead of Common Report Var.
3544 * config/ia64/itanium2.md: Remove incorrect bypass.
3546 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3548 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3551 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3552 and -fhelp=separate.
3554 2008-10-14 Ben Elliston <bje@au.ibm.com>
3556 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3558 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3560 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3563 2008-10-13 Matthias Klose <doko@ubuntu.com>
3565 * config/pa/linux-atomic.c: Work around missing header file
3566 for hppa64-linux-gnu targets.
3568 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3569 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3570 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3571 Grace Cao <grace_cao@playstation.sony.com>
3573 * doc/invoke.texi (-mgen-cell-microcode): Document.
3574 (-mwarn-cell-microcode): Document.
3575 * cfglayout.c (locator_location): Export.
3576 * rtl.h (locator_location): Define prototype.
3577 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3579 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3580 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3581 (mwarn-cell-microcode): New option.
3582 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3583 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3584 cell and not already set.
3585 Turn off string instructions if not generating cell microcode.
3586 (rs6000_final_prescan_insn): New function that warns about microcoded
3588 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3589 * config/rs6000/rs6000.md
3590 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3591 the instruction would have been microcoded on the Cell. Set
3592 cell_micro to always on unnamed patterns for the string instructions.
3593 (cell_micro): Update definition, remove load/store conditional
3595 (sign_extend:DI): Define new pattern for non microcoded version.
3596 (sign_extend:SI): Likewise.
3597 (compare (div:P)): Set cell_micro to not.
3598 (andsi3): Define as an expand.
3599 (andsi3_mc): New pattern.
3600 (andsi3_nomc): New pattern.
3601 (andsi3_internal0_nomc): New pattern.
3602 (andsi3_internal2): Rename to ...
3603 (andsi3_internal2_mc): this and enable iff generating microcode.
3604 (andsi3_internal3): Rename to ...
3605 (andsi3_internal3_mc): this and enable iff generating microcode.
3606 (andsi3_internal4): Enable iif generating microcode.
3607 (andsi3_internal5): Rename to ..
3608 (andsi3_internal5_mc): this and enable iff generating microcode.
3609 (andsi3_internal5_nomc): New pattern.
3610 (extzvdi_internal1): Enable iff generating microcode.
3611 (extzvdi_internal2): Likewise.
3612 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3613 (anddi3): Change to expand.
3614 (anddi3_mc): Rename from anddi3.
3615 (anddi3_no_mc): New pattern.
3616 (anddi3_internal2): Rename to ..
3617 (anddi3_internal2_mc): this and enable iff generating microcode.
3618 (anddi3_internal2_nomc): New pattern.
3619 (anddi3_internal3): Rename to ..
3620 (anddi3_internal3_mc): this and enable iff generating microcode.
3621 (anddi3_internal3_nomc): New pattern.
3622 (movti_string): Set cell_micro to always if TARGET_STRING.
3623 (stmsi8): Set cell_micro to always.
3629 (stmsi8_power): Likewise.
3630 (stmsi7_power): Likewise.
3631 (stmsi6_power): Likewise.
3632 (stmsi5_power): Likewise.
3633 (stmsi4_power): Likewise.
3634 (stmsi3_power): Likewise.
3635 (movsi_update2): Enable iff generating microcode.
3636 (movhi_update3): Likewise.
3637 (lmw): Set cell_micro to always.
3639 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3641 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3642 * config/s390/s390.c (machine_function): Remove
3643 decomposed_literal_pool_addresses_ok_p.
3644 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3645 the difference of two labels.
3646 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3647 (s390_pool_offset): New function.
3648 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3649 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3651 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3653 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3654 (powerpc*-*-linux-gnu*): Describe.
3655 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3656 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3657 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3658 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3659 config/rs6000/e500crtres32gpr.asm,
3660 config/rs6000/e500crtres64gpr.asm,
3661 config/rs6000/e500crtres64gprctr.asm,
3662 config/rs6000/e500crtrest32gpr.asm,
3663 config/rs6000/e500crtrest64gpr.asm,
3664 config/rs6000/e500crtresx32gpr.asm,
3665 config/rs6000/e500crtresx64gpr.asm,
3666 config/rs6000/e500crtsav32gpr.asm,
3667 config/rs6000/e500crtsav64gpr.asm,
3668 config/rs6000/e500crtsav64gprctr.asm,
3669 config/rs6000/e500crtsavg32gpr.asm,
3670 config/rs6000/e500crtsavg64gpr.asm,
3671 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3672 * config/rs6000/crtsavres.asm: Really remove.
3674 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3677 * c-format.c (convert_format_name_to_system_name): Use
3678 TARGET_OVERRIDES_FORMAT_INIT.
3679 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3680 * config/i386/mingw.opt: New.
3681 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3682 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3683 (ms_printf_length_specs): Removed const specifier.
3684 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3685 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3687 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3690 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3692 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3695 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3696 sure that ref has valid bb.
3698 2008-10-12 Richard Henderson <rth@redhat.com>
3701 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3702 * alias.c (value_addr_p, stack_addr_p): Remove.
3703 (nonoverlapping_memrefs_p): Remove IRA special case.
3704 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3705 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3706 * reload1.c (alter_reg): Use it.
3708 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3711 of registers instead of eax, ebx, ecx and edx. Use for loop
3712 and check register for non-zero value before the call
3713 to decode_caches_intel.
3715 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3717 PR rtl-optimization/37448
3718 * df.h: (df_ref_class): New enum.
3719 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3720 (struct df_ref): Replaced with union df_ref_d.
3721 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3722 New members of df_ref_d union.
3723 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3724 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3725 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3726 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3727 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3728 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3729 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3730 (df_scan_bb_info, df_bb_regno_first_def_find,
3731 df_bb_regno_last_def_find, df_find_def, df_find_use,
3732 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3733 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3734 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3735 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3736 Replaced struct df_ref * with df_ref.
3737 * df-scan.c (df_collection_rec, df_null_ref_rec,
3738 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3739 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3740 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3741 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3742 df_reorganize_refs_by_reg_by_reg,
3743 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3744 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3745 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3746 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3747 df_bb_refs_record, df_exit_block_uses_collect,
3748 df_record_exit_block_uses, df_reg_chain_mark,
3749 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3750 df_ref * with df_ref.
3751 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3752 df_ref_class parameter.
3753 (df_scan_problem_data): Added new pools for different types of refs.
3754 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3755 df_ref_create_structure): Processed new ref pools.
3756 (df_scan_start_dump): Added counts of refs and insns.
3757 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3758 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3759 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3760 code to pass df_ref_class down to ref creation functions.
3761 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3762 df_reg_chain_mark): Use macros to hide references to df_refs.
3763 (df_ref_chain_change_bb): Removed.
3764 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3765 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3766 Enhanced to understand df_ref union structure.
3767 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3768 all_uses_available_at, update_df, try_fwprop_subst,
3769 forward_propagate_subreg, forward_propagate_and_simplify,
3770 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3771 df_ref * with df_ref.
3772 (use_killed_between, all_uses_available_at): Use macros to hide
3773 references to df_refs.
3774 * regstat.c (regstat_bb_compute_ri,
3775 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3777 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3778 see_handle_relevant_refs, see_analyze_one_def,
3779 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3780 struct df_ref * with df_ref.
3781 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3782 global_conflicts): Replaced struct df_ref * with df_ref.
3783 * ddg.c (create_ddg_dep_from_intra_loop_link,
3784 add_cross_iteration_register_deps, build_inter_loop_deps):
3785 Replaced struct df_ref * with df_ref.
3786 (create_ddg_dep_from_intra_loop_link,
3787 add_cross_iteration_register_deps): Use macros to hide references
3789 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3790 df_ref * with df_ref.
3791 * df-core.c (df_bb_regno_first_def_find,
3792 df_bb_regno_last_def_find, df_find_def, df_find_use,
3793 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3794 debug_df_ref): Replaced struct df_ref * with df_ref.
3795 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3796 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3798 * web.c (union_defs, entry_register, replace_ref, web_main):
3799 Replaced struct df_ref * with df_ref.
3800 (union_defs, replace_ref): Use macros to hide references to df_refs.
3801 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3802 Replaced struct df_ref * with df_ref.
3803 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3804 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3805 Replaced struct df_ref * with df_ref.
3806 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3807 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3809 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3810 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3811 df_compute_accessed_bytes_strict_low_part,
3812 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3813 Replaced struct df_ref * with df_ref.
3814 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3815 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3816 df_ref * with df_ref.
3817 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3818 check_dependency, check_dependencies, record_uses): Replaced
3819 struct df_ref * with df_ref.
3820 (invariant_for_use, check_dependency): Use macros to hide
3821 references to df_refs.
3822 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3823 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3824 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3825 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3826 references to df_refs.
3827 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3829 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3830 * df-problems.c (df_rd_bb_local_compute_process_def,
3831 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3832 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3833 df_chain_remove_problem, df_chain_create_bb_process_use,
3834 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3835 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3836 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3837 df_byte_lr_simulate_artificial_refs_at_top,
3838 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3839 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3840 df_simulate_uses, df_simulate_artificial_refs_at_end,
3841 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3843 (df_chain_dump): Use macros to hide references to df_refs.
3844 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3845 df_ref * with df_ref.
3846 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3847 mark_artificial_uses, mark_reg_dependencies,
3848 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3850 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3852 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3854 (array_ref_element_size): Likewise.
3855 (array_ref_low_bound): Likewise.
3856 (array_ref_up_bound): Likewise.
3857 * expr.c (contains_packed_reference): Likewise.
3858 (array_ref_element_size): Likewise.
3859 (array_ref_low_bound): Likewise.
3860 (array_ref_up_bound): Likewise.
3861 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3862 with ARRAY_RANGE_REF.
3863 (idx_find_step): Likewise.
3864 (idx_record_use): Likewise.
3865 (strip_offset_1): Likewise.
3866 (idx_remove_ssa_names): Likewise.
3868 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3869 Andi Kleen <ak@linux.intel.com>
3871 * config/i386/cpuid.h (__cpuid_count): New defines.
3872 * config/i386/driver-i386.c (struct cache_desc): New structure.
3873 (describe_cache): Use struct cache_desc to pass cache descriptions.
3874 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3875 (detect_caches_amd): Use struct cache_desc to describe caches.
3876 (decode_caches_intel): Use struct cache_desc to pass cache
3877 descriptions. Update descriptions to match latest (rev -032,
3878 December 2007) CPUID documentation. Do not check valid bit here.
3879 Check for Xeon MP value 0x49 problems.
3880 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3881 Check valid bit before calling decode_caches_intel. Detect number
3882 of times to repeat CPUID instruction.
3883 (detect_caches_cpuid4): New function.
3884 (detect_caches_intel): Depending on max_level, call
3885 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3886 only when other methods fail to provide valid L2 cache description.
3888 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3891 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3892 it to PIC call patterns.
3893 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3894 code generation and attributes from pattern. Change peephole2 to
3895 split for noreturn case. Revise split pattern for non noreturn case.
3896 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3897 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3898 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3901 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3903 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3904 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3906 (divdf3): Reformat long line.
3908 2008-10-11 Michael J. Eager <eager@eagercon.com>
3910 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3912 (rs6000_handle_option): Process -mfpu options.
3913 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3914 (enum fpu_type_t): New.
3915 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3916 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3918 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3919 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3920 * config/rs6000/rs6000.opt (-mfpu): New.
3921 (-mxilinx-fpu): New.
3922 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3923 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3924 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3925 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3926 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3928 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3931 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3932 LO_SUM on Darwin if mode has just one unit.
3934 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3937 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3938 has been optimized out.
3940 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3942 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3943 instead of PIC_DIRECT_ADDR_P.
3944 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3945 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3946 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3947 (PIC_OFFSET_P): Rename to...
3948 (PCREL_SYMOFF_P): ...this.
3949 (PIC_DIRECT_ADDR_P): Delete.
3950 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3952 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3953 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3954 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3955 * config/sh/sh.c (print_operand): Remove CONST handling.
3956 (unspec_caller_rtx_p): Rewrite to use split_const and check
3957 the operands of UNSPEC bases.
3958 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3959 with (unspec [A B] UNSPEC_SYMOFF).
3960 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3961 UNSPEC_PCREL_SYMOFF.
3962 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3963 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3964 (UNSPEC_EXTRACT_U16): Likewise.
3965 (UNSPEC_SYMOFF): Likewise.
3966 (UNSPEC_PCREL_SYMOFF): Likewise.
3967 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3969 (movsi_const_16bit): Likewise.
3970 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3971 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3972 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3973 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3974 with (unspec [A B] UNSPEC_SYMOFF).
3975 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3976 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3977 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3978 (Csu): Likewise UNSPEC_EXTRACT_U16.
3979 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3980 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3982 2008-10-10 Stepan Kasal <skasal@redhat.com>
3984 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3985 for loop strip mining and loop blocking.
3987 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3989 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3990 vary types depending on debug info.
3992 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3994 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3995 before ensuring it's already computed.
3997 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3999 * rtl.h (locator_eq): New decl.
4000 * cfglayout.c (locator_scope): New function.
4001 (insn_scope): Use it.
4002 (locator_eq): New function.
4003 (fixup_reorder_chain): Search for last insn in src bb
4004 that has locator set or first insn in dest bb. Use
4005 locator_eq instead of == to compare locators.
4006 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4007 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4008 == to compare locators.
4010 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4012 * gimple-low.c (lower_function_body, lower_gimple_return,
4013 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4014 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4015 goto_block on edges if goto_locus is known.
4018 * tree.h (get_object_alignment): Declare.
4019 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4020 get_object_alignment if needed.
4021 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4023 (get_object_alignment): ... here. New function. Try harder to
4024 determine alignment from get_inner_reference returned offset.
4026 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4028 * graphite.c (gloog): Don't call find_unreachable_blocks
4029 before delte_unreachable_blocks.
4031 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4032 goto_locus of true_edge into RTL locator.
4034 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4037 (*jcc_btdi_mask_rex64): Ditto.
4039 (*jcc_btsi_mask): Ditto.
4040 (*jcc_btsi_1): Ditto.
4041 (*jcc_btsi_mask_1): Ditto.
4043 2008-10-08 Paul Brook <paul@codesourcery.com>
4045 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4046 compatible profiler (__gnu_mcount_nc).
4047 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4049 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4051 * config/i386/i386.c (initial_ix86_tune_features): Add
4052 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4053 * config/i386/i386.h (ix86_tune_indices): Likewise.
4054 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4056 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4057 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4058 for FP to FP splitters.
4060 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4062 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4065 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4069 PR rtl-optimization/37341
4070 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4071 to ORIG_BB, pass through ORIG_BB recursively.
4072 (cse_condition_code_reg): Adjust caller.
4074 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4076 * sdbout.c (sdbout_one_type): Treat the value type
4077 CONST_DECL for enumerals.
4079 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4081 * config/i386/i386.md: Remove trailing white spaces.
4083 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4085 PR rtl-optimization/37448
4086 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4087 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4089 (struct output_info) [count]: Renamed total_created and made
4091 (struct output_info) [size]: Renamed total_allocated and made
4093 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4094 Properly keep track of desc->size.
4095 (print_statistics, dump_alloc_pool_statistics): Enhance the
4096 printing of statistics to print the number of elements and to use
4099 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4102 * opts.h (CL_SAVE): Move up to flags range.
4103 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4104 CL_COMMON): Renumber.
4105 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4106 * opts.c (common_handle_option): Revert last change.
4108 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4110 * config/i386/i386-protos.h (ix86_schedule): New.
4112 * config/i386/i386.c (ix86_schedule): New.
4113 (override_options): Add schedule to processor_alias_table. Set
4114 ix86_schedule from the schedule field in processor_alias_table.
4115 (ix86_function_specific_save): Save ix86_schedule.
4116 (ix86_function_specific_restore): Restore ix86_schedule.
4118 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4119 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4122 * config/i386/i386.opt: Add schedule.
4124 * config/i386/ppro.md: Remove generic32.
4126 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4129 * expr.c (count_type_elements): Handle ERROR_MARK.
4131 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4136 * basic-block.h (struct edge_def): Add goto_block field.
4137 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4138 one insn with locus corresponding to edge's goto_locus if !optimize.
4139 * profile.c (branch_prob): Copy edge's goto_block.
4140 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4142 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4143 locator in between the merged basic blocks if !optimize and needed.
4144 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4145 goto_locus into RTL locator. For unconditional jump use that
4146 locator for the jump insn.
4147 (expand_gimple_cond): Convert goto_block and goto_locus into
4148 RTL locator for all remaining edges. For unconditional jump
4149 use that locator for the jump insn.
4150 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4151 there is more than one edge or insn locator along the forwarding
4152 edges and !optimize. If there is just one, set e->goto_locus.
4153 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4155 (move_block_to_fn): Adjust edge's goto_block.
4157 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4160 * expmed.c (expand_mult): Properly check DImode constant in
4163 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4166 * dwarf2out.c (common_block_die_table): New variable.
4167 (common_block_die_table_hash, common_block_die_table_eq): New
4169 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4170 COMMON block in the current scope rather than globally. Optimize
4171 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4172 DW_OP_addr SYMBOL_REF+off.
4174 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4176 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4177 Return true for non-addressable GIMPLE operands.
4179 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4182 * config/i386/i386.c (initial_ix86_tune_features): Remove
4183 X86_TUNE_USE_BIT_TEST.
4184 * config/i386/i386.h (ix86_tune_indices): Likewise.
4185 (TARGET_USE_BIT_TEST): Removed.
4187 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4189 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4191 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4193 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4194 (mul<mode>3_mul3): ... into this new template.
4196 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4198 * gimplify.c (gimplify_arg): Add location argument. Use it.
4199 (gimplify_call_expr): Pass location to gimplify_arg.
4200 (gimplify_modify_expr_to_memcpy): Same.
4201 (gimplify_modify_expr_to_memset): Same.
4203 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4205 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4206 Update calls to build_unary_op and build_indirect_ref for location
4209 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4212 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4213 * c-typeck.c (array_to_pointer_conversion): Pass location to
4215 (function_to_pointer_conversion): Use error_at and warning_at.
4216 (build_indirect_ref): Same.
4217 (build_array_ref): Pass location to build_binary_op.
4218 (parser_build_unary_op): Do not set location after calling
4220 (build_unary_op): Add location argument. Use it throughout. Set
4221 EXPR_LOCATION before returning new tree.
4222 (build_modify_expr): Same.
4223 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4225 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4226 build_indirect_ref, build_modify_expr.
4227 (c_finish_omp_for): Same. Use error_at instead of error.
4228 * c-common.c (c_common_truthvalue_conversion): Pass location to
4230 (warn_for_div_by_zero): Add location argument.
4231 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4232 build_unary_op, warn_for_div_by_zero.
4233 * c-parser.c (c_parser_typeof_specifier): Use
4234 protected_set_expr_location.
4235 (c_parser_statement_after_labels): Same.
4236 (c_parser_condition): Same.
4237 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4238 (c_parser_conditional_expression): Use protected_set_expr_location.
4239 (c_parser_unary_expression): Pass location to build_indirect_ref.
4240 (c_parser_postfix_expression_after_primary): Pass location to
4241 build_indirect_ref, build_unary_op.
4242 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4244 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4246 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4247 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4248 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4250 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4251 (mips_issue_rate): Handle PROCESSOR_R10000.
4252 * config/mips/mips.md (cpu): Add r10000.
4254 * config/mips/10000.md: New file.
4256 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4258 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4259 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4260 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4262 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4264 * config/darwin-protos.h (machopic_function_base_name): Delete.
4265 (machopic_function_base_sym): Likewise.
4266 (machopic_gen_offset): Declare.
4267 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4268 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4269 * config/darwin.c (machopic_function_base_name): Delete.
4270 (machopic_function_base_sym): Likewise.
4271 (gen_pic_offset): Rename to...
4272 (machopic_gen_offset): ...this and remove the pic_base argument.
4273 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4274 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4275 crtl->uses_pic_offset_table.
4276 (machopic_indirect_data_reference): Use new machopic_gen_offset
4278 (machopic_legitimize_pic_address): Likewise.
4279 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4281 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4282 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4283 * config/i386/i386.c (output_set_got): Likewise.
4284 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4286 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4287 (legitimate_address_p): Likewise.
4288 (output_pic_addr_const): Likewise.
4289 (output_addr_const_extra): Likewise.
4290 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4291 match an UNSPEC rather than a MINUS.
4292 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4293 (builtin_setjmp_receiver): Use machopic_gen_offset.
4294 * config/i386/predicates.md (pic_symbolic_operand): Handle
4295 UNSPEC_MACHOPIC_OFFSET.
4297 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4298 Use machopic_gen_offset and machopic_operand_p.
4299 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4300 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4301 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4302 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4303 Set crtl->uses_pic_offset_table.
4305 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4307 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4309 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4310 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4311 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4312 (constant_pool_expr_p): Use split_const and check the base.
4313 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4315 (legitimate_constant_pool_address_p): Check toc_relative_p
4316 instead of constant_pool_expr_p.
4317 (print_operand_address): Always use output_addr_const for
4318 constant pool addresses.
4319 (rs6000_output_addr_const_extra): New function.
4320 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4322 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4326 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4327 (mark_ref_live, mark_ref_dead): Use them.
4328 (def_conflicts_with_inputs_p): Remove.
4329 (mark_early_clobbers): New function.
4330 (process_bb_node_lives): Call preprocess_constraints and
4331 mark_early_clobbers.
4333 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4335 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4337 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4338 lib with -mthread switch.
4340 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4343 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4344 function in two, making it call a new and reusable
4345 dwarf2out_imported_module_or_decl() that takes the containing
4346 BLOCK of the declaration in argument.
4347 (dwarf2out_imported_module_or_decl_real): New function.
4348 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4349 IMPORTED_DECL in account.
4350 * tree.def: Added IMPORTED_DECL node type.
4351 * tree.h: Added accessors for IMPORTED_DECL nodes.
4352 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4354 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4356 * doc/gimple.texi: Fix some typos, wrap some long lines,
4357 fix some broken wraps with continuations.
4358 * tree-ssa-reassoc.c: Fix comment typos.
4360 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4363 * pa.c (legitimize_pic_address): Force function labels to memory in
4366 2008-10-04 Anton Blanchard <anton@samba.org>
4368 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4369 (rs6000_split_atomic_op): Same.
4370 (rs6000_split_compare_and_swap): Same.
4371 (rs6000_split_compare_and_swapqhi): Same.
4373 2008-10-04 Richard Guenther <rguenther@suse.de>
4375 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4376 instead of pointer equality.
4377 (vn_nary_op_eq): Likewise.
4379 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4381 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4383 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4384 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4386 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4388 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4389 Revert previous change.
4391 2008-10-03 Tom Tromey <tromey@redhat.com>
4393 * stringpool.c (ggc_alloc_string): Terminate string.
4395 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4397 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4398 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4399 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4402 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4405 2008-10-03 Pascal Obry <obry@adacore.com>
4407 * gcov.c (create_file_names): Properly handle UNIX and DOS
4408 directory separators.
4409 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4410 separator to '~' to ensure clean filenames on Windows.
4412 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4414 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4415 Add a null terminator to the stripped name.
4417 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4419 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4420 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4421 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4422 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4423 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4424 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4425 TARGET_SINGLE_FLOAT.
4427 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4429 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4431 2008-10-02 Richard Guenther <rguenther@suse.de>
4434 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4435 and VECTOR_TYPE recurse with useless_type_conversion_p which
4436 properly handles void pointer conversion.
4438 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4441 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4442 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4444 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4447 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4448 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4449 they translate to non builtins.
4450 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4451 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4452 __builtin_vec_promote, __builtin_vec_extract, and
4453 __builtin_vec_insert.
4454 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4455 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4456 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4457 * config/rs6000/altivec.h (vec_extract): Define
4458 (vec_insert): Define.
4459 (vec_splats): Define.
4460 (vec_promote): Define.
4462 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4463 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4464 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4468 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4469 prototype. Add new parameter, blk.
4470 Use BLKmode for the MEM if blk is true.
4471 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4472 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4473 ALTIVEC_BUILTIN_STVRXL.
4474 Update usage of altivec_expand_lv_builtin.
4475 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4476 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4477 (altivec_init_builtins): If compiling for the Cell, also define the
4479 * config/rs6000/rs6000.h (rs6000_builtins): Define
4480 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4481 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4482 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4483 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4484 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4485 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4486 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4487 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4488 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4489 UNSPEC_STVRX, and UNSPEC_STVRXL.
4490 (altivec_lvlx): New pattern.
4491 (altivec_lvlxl): New pattern.
4492 (altivec_lvrx): New pattern.
4493 (altivec_lvrxl): New pattern.
4494 (altivec_stvlx): New pattern.
4495 (altivec_stvlxl): New pattern.
4496 (altivec_stvrx): New pattern.
4497 (altivec_stvrxl): New pattern.
4498 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4499 (vec_lvlxl): Likewise.
4500 (vec_lvrx): Define if PPU is defined.
4501 (vec_lvrxl): Likewise.
4502 (vec_stvlx): Define if PPU is defined.
4503 (vec_stvlxl): Likewise.
4504 (vec_stvrx): Define if PPU is defined.
4505 (vec_stvrxl): Likewise.
4507 2008-10-01 Geert Bosch <bosch@adacore.com>
4509 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4511 2008-10-01 Richard Guenther <rguenther@suse.de>
4513 PR tree-optimization/37617
4514 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4515 do not add to the NEW_SETS.
4517 2008-10-01 Richard Guenther <rguenther@suse.de>
4520 * tree-vrp.c (execute_vrp): If we optimized away the default
4521 case make sure to promote the label that got in place of it
4522 to a default case label.
4524 2008-10-01 Richard Henderson <rth@redhat.com>
4527 * tree-complex.c (set_component_ssa_name): Don't optimize
4528 is_gimple_min_invariant values with ssa_names in abnormal phis.
4530 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4532 PR tree-optimization/37662
4533 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4534 commutative binary operation if they are in the wrong order and
4535 fold_build2 produces non-GIMPLE.
4537 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4539 PR tree-optimization/37662
4540 PR tree-optimization/37663
4541 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4542 get_value_range with non-SSA_NAME. Don't assert operands have been
4543 folded, instead just bail out.
4545 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4547 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4549 2008-09-30 Richard Guenther <rguenther@suse.de>
4552 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4553 build restrict-qualified pointers.
4554 (vectorizable_store): Move alias check later.
4555 (vectorizable_load): Likewise.
4557 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4559 * c-common.c (empty_if_body_warning): Remove.
4560 * c-common.h (empty_if_body_warning): Remove.
4561 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4562 here the -Wempty-body warning for `if' and `else' statements.
4563 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4565 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4567 * config/i386/i386.opt: Add msse2avx.
4569 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4570 * config/i386/linux64.h (ASM_SPEC): Likewise.
4572 * doc/invoke.texi: Document -msse2avx.
4574 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4576 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4578 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4580 * ifcvt.c (noce_emit_store_flag): If using condition from original
4581 jump, reverse it if if_info->cond was reversed.
4583 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4585 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4586 non-constant memory if it cannot be forced to constant memory.
4587 Overhaul surrounding code and factor out common condition.
4589 2008-09-29 Jeff Law <law@redhat.com>
4591 * reload1.c (alter_reg): Add missing curly braces.
4593 2008-09-29 Michael J. Eager <eager@eagercon.com>
4595 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4597 * config/rs6000/rs6000.c (rs6000_override_options): Move
4598 rs6000_init_hard_regno_mode_ok after all options changed.
4599 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4600 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4601 -msimple-fpu flags. Add warning messages if single FP not configured.
4602 (rs6000_file_start): Output gnu_attribute for single-float.
4603 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4604 (rs6000_legitimize_address): Likewise.
4605 (rs6000_legitimize_reload_address): Likewise.
4606 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4607 TARGET_SINGLE_FLOAT.
4608 (function_arg_advance): Likewise (partial conversion).
4609 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4610 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4611 TARGET_SINGLE_FLOAT.
4612 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4613 (rs6000_emit_prologue): Likewise.
4614 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4615 TARGET_SINGLE_FLOAT.
4616 (rs6000_libcall_value): Likewise.
4617 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4618 (TARGET_DOUBLE_FLOAT): New default to 1
4619 (TARGET_SIMPLE_FPU): New default to 0
4620 (TARGET_SINGLE_FPU): New default to 0
4621 (TARGET_SINGLE_FLOAT_MODE): New.
4622 (TARGET_DOUBLE_FLOAT_MODE): New.
4623 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4624 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4626 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4627 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4628 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4629 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4630 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4631 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4632 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4633 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4634 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4635 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4636 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4637 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4638 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4639 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4640 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4641 cmptf_internal1, *cmptf_internal2): Condition on
4642 TARGET_DOUBLE_FLOAT.
4643 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4644 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4645 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4646 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4647 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4648 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4649 TARGET_SINGLE_FLOAT.
4650 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4651 * config/rs6000/rs6000.opt (-msingle-float): New.
4652 (-mdouble-float): New.
4653 (-msimple-fpu): New.
4654 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4655 -msingle-float, -mdouble-float, -msimple-fpu options.
4656 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4657 _SOFT_DOUBLE for -msingle-float.
4658 * config.gcc: New config for target=powerpc-xilinx-eabi.
4660 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4662 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4663 have exit and entry.
4664 (new_scop): Take entry and exit edge to define new SCoP.
4665 (sd_region_p): New structure used during SCoP detection.
4666 (move_scops): Delete.
4667 (move_sd_regions): New.
4668 (scopdet_info): Change the definition from edges back to basic_blocks.
4669 (scopdet_edge_info): Work on basic_blocks and rename to
4670 scopdet_basic_block_info.
4671 (split_difficult_bb): At the moment removed. We should later
4672 add it at another place.
4673 (build_scops_1): Work on basic_blocks.
4674 (bb_in_sd_region): New.
4675 (find_single_entry_edge): New.
4676 (find_single_exit_edge): New.
4677 (create_single_entry_edge): New.
4678 (sd_region_without_exit): New.
4679 (create_single_exit_edge): New.
4680 (unmark_exit_edges): New.
4681 (mark_exit_edges): New.
4682 (create_sese_edges): New.
4683 (build_graphite_scops): New.
4684 (build_scops): Make SCoPs SESE.
4685 (limit_scops): Use the new functions.
4687 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4689 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4691 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4694 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4695 address to a register before taking the lower part.
4697 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4699 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4702 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4703 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4706 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4707 the newly created variable.
4708 Create a VECTOR_CST of all 1s for vector types.
4710 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4713 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4715 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4717 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4718 order to convert between modes.
4719 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4721 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4723 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4726 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4729 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4733 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4735 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4736 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4737 them to yield false with MIPS16.
4739 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4742 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4743 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4744 mem_loc_descriptor failed. Accept UNSPEC.
4745 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4746 fail if one of the loc_descriptor calls for pieces failed.
4747 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4748 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4749 if loc_descriptor_from_tree_1 on offset failed.
4752 * opts.c (common_handle_option): Don't call print_specific_help with
4753 CL_SAVE as first argument.
4755 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4756 Steve Ellcey <sje@cup.hp.com>
4758 * configure: Regenerate for new libtool.
4759 * aclocal.m4: Ditto.
4761 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4763 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4764 alias set on MEM when saving stack pointer.
4765 * config/rs6000/rs6000.md (allocate_stack): Likewise
4767 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4769 PR tree-optimization/37574
4770 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4771 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4772 instead of vector_type for constants. Take computation out of loop.
4773 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4774 and use only vector_type for invariant case.
4775 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4777 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4780 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4781 the decl is a VAR_DECL or FUNCTION_DECL.
4783 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4786 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4787 (mark_ref_live, mark_ref_dead): Use them.
4788 (def_conflicts_with_inputs_p): Remove.
4789 (mark_early_clobbers): New function.
4790 (process_bb_node_lives): Call preprocess_constraints and
4791 mark_early_clobbers.
4793 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4795 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4798 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4799 (ira_compress_allocno_live_ranges): New prototype.
4801 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4802 (coalesced_allocnos_living_at_program_points): New.
4803 (coalesced_allocnos_live_at_points_p,
4804 set_coalesced_allocnos_live_points): New functions.
4805 (coalesce_spill_slots): Rewrite.
4807 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4808 ira_compress_allocno_live_ranges): New functions.
4810 * ira-build.c (ira_flattening): Call
4811 ira_compress_allocno_live_ranges.
4814 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4816 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4819 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4821 * combine.c (make_compound_operation): Handle the 'E' format.
4822 (count_rtxs): Likewise.
4823 (update_table_tick): Likewise.
4824 (get_last_value_validate): Likewise.
4826 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4828 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4830 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4832 * matrix-reorg.c (transform_allocation_sites): Initializers
4833 added to avoid the warning.
4835 2008-09-25 Martin Jambor <mjambor@suse.cz>
4837 * cgraph.c (free_nodes): New variable.
4838 (NEXT_FREE_NODE): New macro.
4839 (cgraph_create_node): Reuse nodes from the free list. Do not
4840 update uid if doing so.
4841 (cgraph_remove_node): Add the node to the free list.
4843 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4845 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4847 2008-09-24 Richard Henderson <rth@redhat.com>
4849 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4850 * unwind-dw2.c (execute_stack_op): Handle it.
4852 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4855 2008-09-24 Michael J. Eager <eager@eagercon.com>
4857 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4859 * c-common.c (fname_decl): New location argument.
4860 * c-common.h (fname_decl): Same.
4861 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4863 (c_parser_typeof_specifier): Same.
4864 (c_parser_parms_list_declarator): Same.
4865 (c_parser_asm_string_literal): Same.
4866 (c_parser_compound_statement_nostart): Same.
4867 (c_parser_label): Same.
4868 (c_parser_do_statement): Same.
4869 (c_parser_asm_statement): Same.
4870 (c_parser_unary_expression): Same.
4871 (c_parser_sizeof_expression): Same.
4872 (c_parser_postfix_expression): Same.
4873 (c_parser_pragma): Same.
4874 (c_parser_omp_clause_collapse): Same.
4875 (c_parser_omp_clause_num_threads): Same.
4876 (c_parser_omp_clause_schedule): Same.
4877 (c_parser_omp_all_clauses): Same.
4878 (c_parser_omp_sections_scope): Same.
4879 (c_parser_omp_for_loop): Same. Pass condition's location to
4880 c_objc_common_truthvalue_conversion.
4881 (c_parser_enum_specifier): Remove comment.
4883 2008-09-24 Michael J. Eager <eager@eagercon.com>
4885 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4887 * config/rs6000/rs6000.c (rs6000_override_options): Move
4888 rs6000_init_hard_regno_mode_ok after all options changed.
4889 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4890 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4891 -msimple-fpu flags. Add warning messages if single FP not configured.
4892 (rs6000_file_start): Output gnu_attribute for single-float.
4893 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4894 (rs6000_legitimize_address): Likewise.
4895 (rs6000_legitimize_reload_address): Likewise.
4896 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4897 TARGET_SINGLE_FLOAT.
4898 (function_arg_advance): Likewise.
4899 (function_arg): Likewise.
4900 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4901 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4902 TARGET_SINGLE_FLOAT.
4903 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4904 (rs6000_emit_prologue): Likewise.
4905 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4906 TARGET_SINGLE_FLOAT.
4907 (rs6000_libcall_value): Likewise.
4908 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4909 (TARGET_DOUBLE_FLOAT): New default to 1
4910 (TARGET_SIMPLE_FPU): New default to 0
4911 (TARGET_SINGLE_FPU): New default to 0
4912 (TARGET_SINGLE_FLOAT_MODE): New.
4913 (TARGET_DOUBLE_FLOAT_MODE): New.
4914 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4915 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4917 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4918 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4919 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4920 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4921 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4922 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4923 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4924 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4925 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4926 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4927 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4928 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4929 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4930 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4931 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4932 cmptf_internal1, *cmptf_internal2): Condition on
4933 TARGET_DOUBLE_FLOAT.
4934 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4935 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4936 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4937 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4938 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4939 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4940 TARGET_SINGLE_FLOAT.
4941 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4942 * config/rs6000/rs6000.opt (-msingle-float): New.
4943 (-mdouble-float): New.
4944 (-msimple-fpu): New.
4945 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4946 -msingle-float, -mdouble-float, -msimple-fpu options.
4947 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4948 _SOFT_DOUBLE for -msingle-float.
4949 * config.gcc: New config for target=powerpc-xilinx-eabi.
4951 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4953 * config/sparc/constraints.md: New file.
4954 * config/sparc/sparc.md: Include it.
4955 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4956 (sparc_extra_constraint_check): Delete.
4957 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4958 (memory_ok_for_ldd): New predicate.
4959 (sparc_extra_constraint_check): Delete.
4960 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4961 (CONST_OK_FOR_LETTER_P): Likewise.
4962 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4963 (EXTRA_CONSTRAINT): Likewise.
4965 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4967 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4969 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4971 * alias.c (find_base_value): Use FIND_BASE_TERM.
4972 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4974 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4976 * config/i386/i386.c: Include cselib.h.
4977 (ix86_pic_register_p): New function.
4978 (ix86_delegitimize_address): Use it to check for the PIC register.
4980 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4982 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4983 * config/i386/i386.c (ix86_find_base_term): Don't check for
4984 SYMBOL_REF and LABEL_REF.
4986 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4988 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4989 constant PLUS in a CONST.
4991 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4993 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4994 check for sibcall support for w64.
4996 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4998 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5000 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5002 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5003 parser_build_binary_op.
5004 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5005 * c-typeck.c (build_array_ref): Same.
5006 (parser_build_unary_op): New location argument.
5007 (pointer_diff): Pass location to build_binary_op,
5008 c_objc_common_truthvalue_conversion.
5009 (build_modify_expr): Same.
5010 (build_unary_op): New location argument.
5011 (build_binary_op): New location argument.
5012 (c_objc_common_truthvalue_conversion): Pass location to
5013 c_*common_truthvalue_conversion.
5014 * c-convert.c (convert): Same.
5015 * c-common.c (binary_op_error): New location argument.
5016 (pointer_int_sum): Pass location to build_binary_op.
5017 (c_common_truthvalue_conversion): New location argument.
5018 (warn_for_sign_compare): Same.
5019 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5020 binary_op_error, build_binary_op, warn_for_sign_compare.
5021 * c-parser.c (c_parser_condition): Pass location to
5022 c_*common_truthvalue_conversion.
5023 (c_parser_conditional_expression): Save condition's location and pass
5025 (c_parser_binary_expression): Same, but for the binary operator's
5027 (c_parser_omp_for_loop): Pass location to
5028 c_objc_common_truthvalue_conversion.
5030 2008-09-23 Martin Jambor <mjambor@suse.cz>
5032 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5033 (cgraph_node_remove_callees): New temporary f. Hold the next item
5035 (cgraph_node_remove_callers): Likewise.
5037 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5038 (ipa_node_removal_hook): Likewise.
5040 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5041 gimple_call_copy_skip_args and moved to the gimple_call section.
5042 * gimple.c (gimple_copy_call_skip_args): Renamed to
5043 gimple_call_copy_skip_args. Changed al users.
5045 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5047 * ira-color.c (start_allocno_priorities): Rename to
5048 setup_allocno_priorities. Use costs and
5049 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5050 range lengths. Get rid off doubles.
5051 (ira_fast_allocations): Call start_allocno_priorities.
5053 2008-09-22 David Daney <ddaney@avtrex.com>
5056 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5057 register if TARGET_LONG_CALLS.
5059 2008-09-22 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/37145
5062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5063 value-numbering union accesses with their offset and size only.
5064 (visit_reference_op_load): Fix simplification of inserted conversions.
5065 * tree-ssa-pre.c (find_or_generate_expression): Do not
5066 recursively generate expressions if running FRE.
5068 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5070 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5071 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5074 2008-09-22 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/37145
5077 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5078 (phi_translate_1): Constant fold references.
5080 2008-09-22 Ira Rosen <irar@il.ibm.com>
5082 PR tree-optimization/37482
5083 * tree-vectorizer.h (struct _slp_instance): Add new field.
5084 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5085 (get_earlier_stmt): New function.
5086 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5088 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5089 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5090 asserts that GSI points to the scalar statement being vectorized.
5091 Set new statement location according to GSI.
5092 (vect_schedule_slp_instance): Use GSI of
5093 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5095 2008-09-21 Jan Hubicka <jh@suse.cz>
5097 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5098 (ipcp_insert_stage): Update dead_nodes bitmap.
5100 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5103 * config/i386/t-cygming (SHLIB_LC): Remove.
5104 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5105 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5107 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5111 * final.c (mark_symbol_ref_as_used): New helper function.
5112 (output_operand): Instead of just looking inside MEMs for
5113 SYMBOL_REFs, use new helper function and for_each_rtx.
5114 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5115 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5116 Make head comment more general.
5117 * config/darwin.c (machopic_output_indirection): Handle weak
5118 references here, like in assemble_external.
5120 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5122 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5123 (sparc_emit_float_lib_cmp): Change return type.
5124 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5125 (gen_compare_operator): New function.
5126 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5127 the comparison sequence. Minor tweaks.
5128 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5129 that the final operator and the result of sparc_emit_float_lib_cmp
5130 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5131 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5132 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5133 result of sparc_emit_float_lib_cmp match for software TFmode.
5134 (movqicc, movhicc, movsicc, movdicc): Merge into...
5135 (mov<I:mode>cc): ...this.
5136 (movsfcc, movdfcc, movtfcc): Merge into...
5137 (mov<F:mode>cc): ...this.
5138 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5140 (mov<I:mode>_cc_v9): ...this.
5141 (movdi_cc_sp64_trunc): Delete.
5142 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5143 movdi_cc_reg_sp64): Merge into...
5144 (mov<I:mode>_cc_reg_sp64): ...this.
5145 (movsf_cc_sp64): Rename into...
5146 (movsf_cc_v9): ...this.
5147 (movdf_cc_sp64): Rename into...
5148 (movdf_cc_v9): ...this.
5149 (movtf_cc_hq_sp64): Rename into...
5150 (movtf_cc_hq_v9): ...this.
5151 (movtf_cc_sp64): Rename into...
5152 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5154 2008-09-21 Diego Novillo <dnovillo@google.com>
5156 * doc/gccint.texi: Include generic.texi and gimple.texi.
5158 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5159 (GIMPLE): Move to gimple.texi.
5160 (Annotations): Remove references to to stmt_ann_t and
5162 (SSA Operands): Rename from 'Statement Operands'.
5163 * doc/generic.texi: New.
5164 * doc/gimple.texi: New.
5165 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5166 * Makefile.in (TEXI_GCCINT_FILES):
5167 * gimple.c (gimple_copy_call_skip_args): Rename from
5168 giple_copy_call_skip_args. Update all users.
5169 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5171 2008-09-21 Ira Rosen <irar@il.ibm.com>
5173 PR tree-optimization/37539
5174 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5175 statement in related statement field only for the first load of the
5176 group of loads with the same data reference.
5178 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5180 * config/mips/mips.h (TUNE_OCTEON): New macro.
5181 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5182 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5183 * config/mips/octeon.md: New file.
5184 * config/mips/mips.md: Include octeon.md. Restore
5185 semi-alphabetical order of include files.
5187 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386.md (*jcc_fused_1): Removed.
5191 (*jcc_fused_2): Likewise.
5192 (*jcc_fused_3): Likewise.
5193 (*jcc_fused_4): Likewise.
5195 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5197 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5198 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5199 * target.h (gcc_target): Add ira_cover_classes.
5200 * ira.c: Remove IRA_COVER_CLASSES guards.
5201 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5202 instead of IRA_COVER_CLASSES.
5203 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5204 (setup_class_translate): Likewise.
5205 (setup_reg_class_intersect_union): Likewise.
5206 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5207 test of targetm.ira_cover_classes.
5208 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5209 of IRA_COVER_CLASSES.
5210 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5211 (TARGET_INITIALIZER): Include it.
5212 * targhooks.h (default_ira_cover_classes): Declare.
5213 * targhooks.c (default_ira_cover_classes): New function.
5215 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5217 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5219 2008-09-19 Ian Lance Taylor <iant@google.com>
5221 * varasm.c (narrowing_initializer_constant_valid_p): Return
5222 NULL_TREE if ENDTYPE is not an integer.
5224 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5227 * tree-ssa.c (execute_update_addresses_taken): Also update
5228 DECL_GIMPLE_REG_P for vector and complex types.
5230 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5231 Jan Hubicka <jh@suse.cz>
5234 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5235 empty before freeing them.
5236 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5238 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5240 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5241 * config/xtensa/predicates.md (tls_symbol_operand): New.
5242 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5243 (TARGET_CANNOT_FORCE_MEM): Define.
5244 (xtensa_tls_symbol_p): New.
5245 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5246 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5247 (xtensa_tls_module_base): New.
5248 (xtensa_call_tls_desc): New.
5249 (xtensa_legitimize_tls_address): New.
5250 (xtensa_legitimize_address): Handle TLS symbols.
5251 (xtensa_tls_referenced_p_1): New.
5252 (xtensa_tls_referenced_p): New.
5253 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5255 (XTENSA_BUILTIN_THREAD_POINTER): New.
5256 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5257 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5258 builtin. Add declarations for __builtin_thread_pointer and
5259 __builtin_set_thread_pointer.
5260 (xtensa_fold_builtin): Recognize new builtins.
5261 (xtensa_expand_builtin): Expand new builtins.
5262 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5263 (TARGET_THREADPTR): Define.
5264 (HAVE_AS_TLS): Define default value.
5265 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5266 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5267 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5268 (UNSPECV_SET_TP): New.
5269 (sym_TPOFF, sym_DTPOFF): New.
5270 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5271 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5272 * configure: Regenerated.
5274 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5277 * config/ia64/ia64.c (ia64_optimization_options): Move
5278 checking and setting flag_schedule_insns_after_reload and
5279 ia64_flag_schedule_insns2 back to ...
5280 (ia64_override_options): Here.
5282 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5285 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5286 zero extend count after the correction to it is done.
5287 (doloop_optimize): Update call to doloop_modify, don't zero extend
5290 2008-09-18 Martin Jambor <mjambor@suse.cz>
5292 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5294 * ipa-prop.c: Correct comments.
5295 * ipa-prop.h: Likewise.
5297 2008-09-18 Jan Hubicka <jh@suse.cz>
5300 * ipa-reference.c (ipa_reference_local_vars_info_d,
5301 ipa_reference_global_vars_info_d,
5302 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5303 ipa_reference_vars_info_t): Move here from ipa-reference.h
5304 (node_duplication_hook_holder, node_removal_hook_holder): New.
5305 (get_reference_vars_info_from_cgraph): Rename to ...
5306 (get_reference_vars_info): ... this one, use cgraph uids.
5307 (get_local_reference_vars_info, get_global_reference_vars_info):
5308 Use cgraph instead of decl.
5309 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5311 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5312 ipa_reference_get_written_global,
5313 ipa_reference_get_not_written_global): Use cgraph argument.
5314 (check_call): Simplify avail check.
5315 (scan_stmt_for_static_refs): Update.
5316 (propagate_bits): Update.
5317 (merge_callee_local_info): Remove.
5318 (init_function_info): Use cgraph nodes.
5319 (clean_function_local_data): Break out from ...
5320 (clean_function): ... here.
5321 (copy_local_bitmap, copy_global_bitmap): New functions.
5322 (duplicate_node_data, remove_node_data): New functions.
5323 (generate_summary): Register hooks; use visibility instead of
5325 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5326 * ipa-reference.h (ipa_reference_local_vars_info_d,
5327 ipa_reference_global_vars_info_d,
5328 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5329 ipa_reference_vars_info_t): Move to ipa-reference.c
5330 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5332 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5333 ipa_reference_get_not_read_global,
5334 ipa_reference_get_not_written_global): Update prototype.
5335 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5336 (init_state): Remove.
5337 (node_duplication_hook_holder, node_removal_hook_holder): New.
5338 (get_function_state, set_function_state): Use VECtor.
5339 (analyze_function): Check body availability.
5340 (add_new_function): Likewise.
5341 (duplicate_node_data, remove_node_data): New.
5342 (generate_summary): Register hooks; do not care about clones.
5343 (propafate): Do not care about clones; recursive functions are
5345 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5346 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5347 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5349 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5350 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5351 Update call of ipa-reference accesors.
5353 2008-09-18 Simon Baldwin <simonb@google.com>
5355 * c-opts.c (c_common_handle_option): Add handling for
5356 -Wbuiltin-macro-redefined command line option.
5357 * c.opt: Added builtin-macro-redefined option.
5358 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5361 2008-09-18 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/37258
5364 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5365 and signedness for integral types.
5366 (vn_phi_eq): Require compatible types.
5368 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5371 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5372 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5374 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5375 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5376 ggc_free other TREE_LIST nodes from that chain.
5377 * function.c (instantiate_decls): Instantiate also DECL_RTL
5378 of vars in cfun->local_decls, free that list afterwards.
5380 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5382 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5383 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5385 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5387 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5388 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5390 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5392 PR tree-optimization/37102
5393 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5394 from a node. Check to see if another PHI is dead.
5395 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5396 remove real PHIs which have no uses.
5397 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5399 2008-09-18 Richard Guenther <rguenther@suse.de>
5402 * tree-cfg.c (remove_useless_stmts_1): Remove
5403 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5405 2008-09-18 Nick Clifton <nickc@redhat.com>
5407 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5408 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5409 to frv_secondary_reload_class.
5410 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5411 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5412 (frv_secondary_reload_class): Omit unused parameter.
5413 (frv_secondary_reload): New function. Handle the case when
5414 secondary_reload_class() is called before the reload_(in|out)
5415 _optabs have been initialised.
5416 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5418 * config/frv/frv.md: Define an exclusion set between fr550_m0
5421 2008-09-18 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/37456
5424 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5425 want to insert after ends a BB insert on the single fallthru
5428 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5430 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5431 Mention -march=z9-109, z9-ec and z10.
5433 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5435 PR rtl-optimization/37544
5436 * regrename.c (maybe_mode_change): Exit early when copy_mode
5437 is narrower than orig_mode and narrower than new_mode.
5439 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5442 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5444 * sched-rgn.c (ref_counts): Remove.
5445 (insn_referenced): New static variable.
5446 (INSN_REF_COUNT): Remove.
5447 (sched_run_compute_dependencies): Use insn_referenced instead of
5449 (add_branch_dependences): Likewise. Delete dead assignment.
5451 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5453 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5454 consumer is an asm. Add comment why this is important.
5455 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5456 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5458 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5460 * expr.c (emit_group_store): Do not shift before moving via a
5463 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5465 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5466 from aggregate to non-aggregate type if the bit pattern is not fully
5467 preserved afterwards.
5469 2008-09-17 Richard Guenther <rguenther@suse.de>
5471 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5472 (verify_gimple_assign): ... this. Split into ...
5473 (verify_gimple_assign_unary): ... this,
5474 (verify_gimple_assign_binary): ... that,
5475 (verify_gimple_assign_single): ... and this.
5476 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5477 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5478 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5479 (verify_types_in_gimple_reference): Be forgiving with
5481 (verify_gimple_phi): Deal with virtual operands.
5483 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5485 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5487 * tree.c (get_callee_fndecl): Don't call the language hook.
5488 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5489 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5490 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5492 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5494 * tree.c (protected_set_expr_location): Don't unnecessarily
5495 check for error_mark_node.
5497 2008-09-17 Art Haas <ahaas@impactweather.com>
5499 * ipa-reference.c (analyze_function): Declare step only if
5500 ENABLE_CHECKING is defined.
5502 2008-09-17 Jan Hubicka <jh@suse.cz>
5505 * tree.h (DECL_INLINE): remove.
5506 (DECL_DECLARED_INLINE_P): Update docs.
5507 (DECL_NO_INLINE_WARNING_P): new.
5508 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5509 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5511 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5512 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5515 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5518 2008-09-17 Jan Hubicka <jh@suse.cz>
5520 * ipa-reference.c (ipa_obstack): Remove.
5521 (local_info_obstack, global_info_obstack): New.
5522 (add_static_var): We now handle variables only.
5523 (mark_address_taken, mark_load, mark_store): New functions based on ...
5524 (check_operand): ... remove.
5525 (get_asm_stmt_operands): Rename to ...
5526 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5527 (scan_stmt_for_static_refs): Rewrite.
5528 (scan_op_for_static_refs): Rename to ...
5529 (scan_initializer_for_static_refs): do not look for VAR_DECL
5530 initializers; stop recursion on types and decls.
5531 (ipa_init): Use proper obstacks.
5532 (analyze_variable): Use scan_initializer_for_static_refs.
5533 (init_function_info): Use local obstack.
5534 (analyze_function): Simplify.
5535 (add_new_function): We don't need visited_nodes obstack.
5536 (generate_summary): Use proper obstacks; cleanup after propagation.
5538 2008-09-17 Richard Guenther <rguenther@suse.de>
5541 PR tree-optimization/37491
5542 * alias.c (get_alias_set): Use the canonical type.
5543 * tree-vect-transform.c (vectorizable_store): Use the type of
5544 the lhs for the vector type. Adjust checking.
5545 (vectorizable_load): Adjust checking.
5547 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5548 Adam Nemet <anemet@caviumnetworks.com>
5550 PR rtl-optimization/37483
5551 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5552 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5553 Rearrange code to better match the original comment. Check
5554 t_unconditional first. Improve comment.
5556 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5559 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5560 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5563 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5564 GIMPLE_TRY if cleanup sequence is empty.
5566 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5569 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5570 eliminate IV if the cost are the same.
5572 2008-09-16 Richard Guenther <rguenther@suse.de>
5575 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5578 2008-09-16 Richard Guenther <rguenther@suse.de>
5580 PR tree-optimization/37508
5581 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5583 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5585 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5587 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5589 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5590 use gen_floatdidf2 directly.
5591 (floatunssidf2): Likewise.
5592 (floatsidf_ppc64_mfpgpr): Remove.
5593 (floatsidf_ppc64): Remove.
5594 (floatunssidf_ppc64): Remove.
5596 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5598 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5599 rather than update_cost_queue.
5601 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5602 in every call starting with the second one, instead of only when
5603 alias_bitmap_obstack.elements != NULL.
5605 * tree-predcom.c (filter_suitable_components): Free all refs in
5606 act->refs vector before calling release_component.
5607 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5609 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5611 * tree-loop-linear.c (linear_transform_loops): Initialize
5612 lambda_obstack only after calling perfect_loop_nest_depth.
5613 Goto free_and_continue instead of just continue for later failures.
5616 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5619 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5621 2008-09-14 Andreas Schwab <schwab@suse.de>
5623 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5625 2008-09-14 Jan Hubicka <jh@suse.cz>
5627 * invoke.texi (-fconserve-stack): Document.
5628 * opts.c (decode_options): Handle conserve_stack.
5629 * common.opt (fconvserve_stack): New.
5631 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5633 * config.host: Add x-aix to host_xmake_file.
5634 * config/rs6000/t-aix52: Do not override LDFLAGS.
5635 * config/rs6000/x-aix: New file.
5637 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5643 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5644 is not recognized as a valid register usage. Allow REG_X to be used
5646 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5647 forces a reload when using a base register.
5649 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5651 * config/i386/cygming-crtend.c (register_frame_ctor): If
5652 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5653 directly with atexit.
5654 (deregister_frame_ctor): Rename to ...
5655 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5656 if !DEFAULT_USE_CXA_ATEXIT.
5658 2008-09-13 Jan Hubicka <jh@suse.cz>
5660 * cgraph.c: Include value-prof.h
5661 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5663 2008-09-13 Jan Hubicka <jh@suse.cz>
5666 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5667 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5668 tree_gen_one_value_profiler, tree_gen_average_profiler,
5669 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5671 2008-09-13 Jan Hubicka <jh@suse.cz>
5673 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5674 too many bytes on misalligned blocks.
5676 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5678 * doc/cfg.texi: Fix some typos.
5679 * doc/extend.texi: Likewise.
5680 * doc/install.texi: Likewise.
5681 * doc/invoke.texi: Likewise.
5682 * doc/rtl.texi: Likewise.
5683 * doc/tree-ssa.texi: Likewise.
5685 2008-09-13 Richard Guenther <rguenther@suse.de>
5688 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5689 gimple stores for memory rhs.
5691 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5693 PR rtl-optimization/37489
5694 * cse.c (fold_rtx): Don't return const_true_rtx for float
5695 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5697 2008-09-13 Jan Hubicka <jh@suse.cz>
5699 PR tree-optimization/37392
5700 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5702 2008-09-13 Martin Jambor <mjambor@suse.cz>
5703 Jan Hubicka <jh@suse.cz>
5705 * cgraph.c (free_edges): New variable.
5706 (NEXT_FREE_EDGE): New macro.
5707 (cgraph_free_edge): New function.
5708 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5709 (cgraph_node_remove_callees): Likewise.
5710 (cgraph_node_remove_callers): Likewise.
5711 (cgraph_create_edge): Reuse edges from the free list. Do not
5712 update uid if doing so.
5713 (cgraph_remove_*_hook): Add free call.
5715 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5717 * ira-color.c (conflict_allocno_vec): Delete.
5718 (update_cost_queue_elem): New structure.
5719 (update_cost_queue): New variable.
5720 (update_cost_queue_tail): Likewise.
5721 (update_cost_queue_elems): Likewise.
5722 (allocno_update_cost_check): Delete.
5723 (initiate_cost_update): Allocate update_cost_queue_elems
5724 instead of allocno_update_cost_check.
5725 (finish_cost_update): Update the free()s accordingly.
5726 (start_update_cost): New function.
5727 (queue_update_cost): Likewise.
5728 (get_next_update_cost): Likewise.
5729 (update_copy_costs_1): Inline into...
5730 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5731 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5732 once we've established they are equal. Don't allocate update
5733 costs if there is nothing to add to them.
5734 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5735 DIVISOR arguments. Use a queue instead of recursive calls;
5736 process all the allocnos in the initial queue, rather than
5738 (assign_hard_reg): Use queue_update_cost instead of
5739 conflict_allocno_vec. Queue coalesced allocnos instead
5740 of calling update_conflict_hard_regno_costs for each one.
5741 Just call update_conflict_hard_regno_costs once for the
5743 (ira_color): Remove conflict_allocno_vec handling.
5745 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5747 PR tree-optimization/37484
5748 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5749 (save_var_name): Same.
5750 (initialize_cloog_names): Same.
5751 (initialize_cloog_names): Same.
5753 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5755 * tree-scalar-evolution.c (set_instantiated_value): Set
5758 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5762 * ira-build.c (common_loop_tree_node_dominator): Remove.
5763 (copy_live_ranges_to_removed_store_destinations): New function.
5764 (regno_top_level_allocno_map): Move to top level from ...
5765 (ira_flattening): ... here. Use
5766 copy_live_ranges_to_removed_store_destinations.
5768 * ira-emit.c (generate_edge_moves): Fix a comment.
5770 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5773 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5774 scratch register after 'set' pattern.
5776 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5778 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5779 information passed to mark_reg_pointer.
5780 * explow.c (force_reg): Likewise.
5782 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5784 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5785 when building for the celledp architecture.
5787 2008-09-12 Richard Guenther <rguenther@suse.de>
5789 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5791 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5793 PR rtl-optimization/37424
5794 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5795 the regnos instead of the addresses.
5797 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5799 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5801 2008-09-11 Richard Guenther <rguenther@suse.de>
5803 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5804 entering the weaker equivalence recording.
5806 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5808 2008-09-11 Jeff Law <law@redhat.com>
5810 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5811 by assign_stack_local on the IRA path for stack slot sharing
5812 as well as the non-IRA path.
5814 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/i386.h: Fix whitespace issues.
5818 2008-09-11 Martin Jambor <mjambor@suse.cz>
5820 * ipa-prop.h (struct ipa_param_flags): Removed.
5821 (struct ipa_param_descriptor): New structure.
5822 (struct ipa_node_params): ipcp_lattices, param_decls and
5823 param_flags moved to ipa_param_description.
5824 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5825 descriptors. Renamed all users.
5826 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5827 changed to access descriptors. Renamed all users.
5828 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5829 to access descriptors. Renamed all users.
5830 * ipa-cp.c (ipcp_init_cloned_node): Call
5831 ipa_initialize_node_params instead of ipa_count_formal_params and
5832 ipa_create_param_decls_array.
5833 (ipcp_analyze_node): Likewise.
5834 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5835 descriptors. Renamed all users.
5836 (ipcp_initialize_node_lattices): Remove allocation.
5837 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5838 ipa_initialize_node_params instead of ipa_count_formal_params and
5839 ipa_create_param_decls_array.
5840 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5841 ipa_populate_param_decls, made static, added parameter info,
5842 renamed mt to node, removed allocation, changed to use
5844 (ipa_count_formal_params): Made static, added parameter info,
5846 (ipa_initialize_node_params): New function.
5847 (ipa_check_stmt_modifications): Changed to use descriptors.
5848 (ipa_detect_param_modifications): Removed allocation, changed to
5850 (ipa_note_param_call): Changed to use descriptors.
5851 (ipa_analyze_params_uses): Removed allocation.
5852 (ipa_free_node_params_substructures): Changed to use descriptors.
5853 (ipa_edge_duplication_hook): Use the unused attribute.
5854 (ipa_node_duplication_hook): Use the unused attribute, changed to
5855 use descriptors, changed to duplicate descriptors.
5857 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5858 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5859 indirect inlining. Made static.
5860 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5861 functions called only once.
5862 (cgraph_decide_recursive_inlining): Don't call
5863 ipa_propagate_indirect_call_infos, pass new_edges to
5864 cgraph_mark_inline_edge instead.
5865 (cgraph_decide_inlining_of_small_functions): Don't call
5866 ipa_propagate_indirect_call_infos, pass new_edges to
5867 cgraph_mark_inline_edge instead.
5868 (cgraph_decide_inlining): Don't call
5869 ipa_propagate_indirect_call_infos.
5870 * ipa-prop.c: Check that vectors are allocated.
5872 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5873 iff a new cgraph edges have been created.
5874 (cgraph_decide_inlining): New variable redo_always_inline.
5875 Flattening and always_inlining loop until callgraph stabilizes.
5876 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5877 true iff new cgraph edges have been created.
5878 (propagate_info_to_inlined_callees): Likewise.
5879 (ipa_propagate_indirect_call_infos): Likewise.
5881 2008-09-11 Richard Guenther <rguenther@suse.de>
5883 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5884 (set_prologue_iterations): Likewise.
5885 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5887 (vect_update_init_of_dr): Likewise.
5888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5890 * fold-const.c (fold_unary): Do not generate calculations
5893 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5895 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5896 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5897 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5899 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5901 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5902 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5903 before finalizing the changes.
5904 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5906 (simplify_truth_ops_using_ranges): New.
5907 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5908 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5909 whether a simplification was made.
5910 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5911 use a switch statement and also call simplify_truth_ops_using_ranges.
5913 2008-09-11 Jan Hubicka <jh@suse.cz>
5915 * ggc-common.c (loc_array): Make static.
5916 * dce.c (rest_of_handle_ud_dce): Free worklist.
5918 2008-09-11 Jan Hubicka <jh@suse.cz>
5920 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5921 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5922 function so we are sure we do not dangle it forever.
5923 * function.c (outer_function_chain, find_function_data): Remove.
5924 (function_context_stack): New.
5925 (push_function_context, pop_function_context): Update.
5926 * function.h (struct function): Remove pointer outer.
5927 (outer_function_chain, find_function_data): Remove.
5928 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5930 2008-09-11 Jan Hubicka <jh@suse.cz>
5933 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5935 2008-09-11 Jan Hubicka <jh@suse.cz>
5937 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5939 2008-09-11 Jan Hubicka <jh@suse.cz>
5941 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5942 (free_var_map_entry): New function.
5943 (redirect_edge_var_map_destroy): Use it.
5945 2008-09-11 Jan Hubicka <jh@suse.cz>
5948 * tree-inline.c (add_lexical_block): Replace with ...
5949 (prepend_lexical_block): ... prepend at begginig.
5950 (remap_blocks): Use it and reverse later.
5951 (expand_call_inline): Use prepend_lexical_block.
5953 2008-09-11 Jan Hubicka <jh@suse.cz>
5955 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5957 2008-09-11 Jan Hubicka <jh@suse.cz>
5959 * function.c (free_after_compilation): Call insn_locators_free.
5960 * cfglayout.c (insn_locators_free): New function.
5961 * rtl.h (insn_locators_free): Declare.
5963 2008-09-11 Jan Hubicka <jh@suse.cz>
5965 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5967 (cond_move_process_if_block): Update call.
5969 2008-09-11 Jan Hubicka <jh@suse.cz>
5971 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5972 * vec.c: Include hashtab.h
5973 (vec_descriptor, ptr_hash_entry): New structures.
5974 (vec_desc_hash, vec_ptr_map): New static variables.
5975 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5976 register_overhead, free_overhead, vec_heap_free): New functions.
5977 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5978 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5979 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5982 2008-09-11 Ira Rosen <irar@il.ibm.com>
5984 PR tree-optimization/37474
5985 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5986 length of load permutation.
5988 2008-09-11 Andreas Schwab <schwab@suse.de>
5990 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5992 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5995 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5996 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5997 simplify_gen_subreg.
5999 2008-09-11 Ira Rosen <irar@il.ibm.com>
6001 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6004 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6007 * gimplify.c (gimplify_body): Call default_rtl_profile.
6010 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6011 instead of tok->val.node if not expanding to something else. Handle
6012 intervening CPP_PADDING tokens.
6013 (altivec_categorize_keyword): Remove unneeded comparisons.
6015 2008-09-10 Richard Guenther <rguenther@suse.de>
6017 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6019 2008-09-10 Richard Guenther <rguenther@suse.de>
6022 * tree-inline.c (insert_init_stmt): Make sure to not
6023 insert invalid gimple stores.
6025 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6027 PR tree-optimization/37388
6028 * toplev.c (process_options): Fail and warn when graphite
6029 flags are used, but the compiler has not been configured
6030 with graphite libraries.
6031 * graphite.c (graphite_transform_loops): Remove printfs
6032 to dump_file for the case when graphite is not available.
6034 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6037 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6038 the even element into register.
6039 (ix86_expand_vector_init_general): Don't use
6040 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6041 if we can't move from GPR to SSE register directly.
6043 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6045 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6046 not lose track of the number of NOPs needed. Number of NOPs needed
6047 for sync vs. loads workaround was switched; corrected. Run second
6048 pass for all workarounds. No NOPs needed after call insns. Change
6049 second pass to use find_next_insn_start and find_load helpers in order
6050 to properly detect parallel insns.
6051 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6053 2008-09-10 Jan Hubicka <jh@suse.cz>
6055 * value-prof.c (gimple_ic): Fix tuplification bug.
6056 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6059 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6061 PR tree-optimization/37353
6062 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6063 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6064 calls instead of cond_dead_built_in_calls.
6065 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6066 initalize the vector only before adding first entry. Use VEC_safe_push
6067 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6068 shrink_wrap_conditional_dead_built_in_calls call.
6070 2008-09-10 Ira Rosen <irar@il.ibm.com>
6072 PR tree-optimization/37385
6073 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6074 argument, and use it as a vector type if not NULL.
6075 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6077 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6078 additional argument.
6079 (vectorizable_load): Likewise.
6081 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6083 * config/i386/i386.md (SWI32): New mode iterator.
6084 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6087 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6089 PR rtl-optimization/37435
6090 * caller-save.c (insert_restore, insert_save): Check the mode by
6093 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6096 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6098 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6101 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6103 * doc/invoke.texi (ARM Options): Correct errors in discussion
6104 of -mfloat-abi, -mhard-float, and -msoft-float.
6106 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6107 Jan Hubicka <jh@suse.cz>
6110 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6111 calling gimple_regimplify_operands on it. Iterate over all newly
6112 added statements, not just the last one.
6113 (insert_init_stmt): Insert stmt into seq first, then call
6114 gimple_regimplify_operands on it. Don't create new gimplification
6115 context, nor find referenced vars.
6117 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6120 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6121 to pointer to vector pointer.
6122 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6123 propagate_info_to_inlined_callees): Likewise.
6124 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6125 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6126 ipa_check_create_edge_args.
6127 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6128 argument to pointer to vector pointer.
6129 (cgraph_decide_inlining_of_small_function): Adjust
6130 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6134 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6135 optimizing for size, not speed.
6137 PR rtl-optimization/37408
6138 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6139 if parm is promoted.
6141 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6143 PR tree-optimization/37375
6144 * tree-scalar-evolution.c (scev_info_str): Add field
6146 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6147 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6148 set_instantiated_value): Pass instantiated_below.
6149 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6151 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6152 the definitions are not instantiated.
6154 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6155 (block_before_loop): New.
6156 * tree-data-ref.c (dr_analyze_indices): Update uses of
6158 * graphite.c (block_before_scop): New.
6159 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6160 basic block, not a loop for determining the parameters.
6161 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6163 (idx_record_params, find_params_in_bb, find_scop_parameters,
6164 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6165 to instantiate_scev.
6167 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6169 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6173 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6175 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6176 Check zero freq and increase if necessary.
6178 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6180 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6181 regno is in the right range. Add comments.
6183 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6185 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6187 * mips-tfile.c (copy_object): Cast alloca result to int *.
6188 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6190 Rename class to sclass.
6191 (read_tfile): Cast read_seek return values to proper types.
6192 Cast xcalloc return value to proper type.
6194 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6196 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6197 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6198 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6200 2008-09-09 Jan Hubicka <jh@suse.cz>
6202 * profile.c (is_edge_inconsistent): Add debug output; ignore
6203 negative count on fake edges.
6204 (is_inconsistent): Add debug output.
6206 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6208 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6210 (choose_ready): When first insn is chosen from the ready list, also
6213 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6215 PR rtl-optimization/37360
6216 * haifa-sched.c (max_issue): Do not assert that we never issue more
6217 insns than issue_rate. Add comment.
6219 2008-09-09 Richard Guenther <rguenther@suse.de>
6221 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6222 (verify_types_in_gimple_call): Rename to ...
6223 (verify_gimple_call): ... this. Enhance.
6224 (verify_types_in_gimple_cond): Remove.
6225 (verify_gimple_comparison): New function ...
6226 (verify_types_in_gimple_assign): ... split out from here.
6227 (verify_types_in_gimple_return): Rename to ...
6228 (verify_gimple_return): ... this. Enhance.
6229 (verify_types_in_gimple_switch): Rename to ...
6230 (verify_gimple_switch): ... this. Enhance.
6231 (verify_gimple_goto): New function.
6232 (verify_types_in_gimple_phi): Rename to ...
6233 (verify_gimple_phi): ... this. Enhance.
6234 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6235 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6236 (verify_types_in_gimple_seq_2): Remove cases handled in
6237 verify_types_in_gimple_stmt.
6239 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6241 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6242 (push_multiple_operation, pop_multiple_operation): Set it.
6243 (workaround_rts_anomaly): New function.
6244 (workaround_speculation): New function, broken out of bfin_reorg.
6245 (bfin_reorg): Call the new functions.
6247 2008-09-09 Richard Guenther <rguenther@suse.de>
6251 * gimplify.c (gimplify_conversion): Change conversions of
6252 non-register type to VIEW_CONVERT_EXPRs.
6253 (gimplify_addr_expr): If we need to make the operand
6254 addressable make sure to use a properly initialized
6255 temporary for that so it gets a valid gimple store.
6257 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6259 * function.h (struct function): Add function_start_locus.
6260 * cfgexpand.c (gimple_expand_cfg): Use it.
6261 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6263 2008-09-09 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/37433
6266 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6269 2008-09-09 Richard Guenther <rguenther@suse.de>
6271 PR tree-optimization/37387
6272 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6273 and bits to a common type.
6275 2008-09-09 Nick Clifton <nickc@redhat.com>
6277 * config/v850/v850.md (return): Restore frame size restriction.
6279 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6281 * c-common.c (c_expand_decl): Remove.
6282 * c-common.h (anon_aggr_type_p): Remove prototype.
6283 (DECL_ANON_UNION_ELEMS): Remove.
6284 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6285 * c-decl.c (anon_aggr_type_p): Remove.
6286 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6287 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6288 * langhooks.h (struct lang_hooks): Remove expand_decl.
6289 * langhooks.c (lhd_expand_decl): Remove.
6290 * stmt.c (expand_anon_union_decl): Remove.
6291 * tree.h (expand_anon_union_decl): Remove prototype.
6293 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6296 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6298 * config/avr/avr.md (QISI) : Define mode iterator.
6299 (negated_tst<mode>) : Redefine as split using mode macro.
6300 (reversed_tstqi): Define insn as reversed compare with zero.
6301 (reversed_tsthi): Ditto.
6302 (reversed_tstsi): Ditto.
6304 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6307 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6308 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6311 * predict.c (optimize_function_for_size_p): Don't segfault if
6313 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6314 tree_swap_operands_p): Don't test cfun != NULL before calling
6315 optimize_function_for_s*_p.
6317 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6319 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6322 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6324 * crx/crx.h (IRA_COVER_CLASSES): Define.
6326 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6329 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6330 even when a stmt has been gimple_modified_p, but after fold_stmt is
6331 not any longer. Remove unneeded may_have_exposed_new_symbols
6334 2008-09-08 Richard Guenther <rguenther@suse.de>
6336 PR tree-optimization/37421
6337 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6340 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6343 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6345 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6348 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6349 * pa-hpux10.h (LINK_SPEC): Likewise.
6350 * pa-hpux11.h (LINK_SPEC): Likewise.
6352 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6354 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6355 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6357 2008-09-07 Helge Deller <deller@gmx.de>
6359 * pa/linux-atomic.c: New file.
6360 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6361 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6363 2008-09-07 Richard Guenther <rguenther@suse.de>
6364 Ira Rosen <irar@il.ibm.com>
6366 PR tree-optimization/36630
6367 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6368 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6370 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6371 Ira Rosen <irar@il.ibm.com>
6373 PR tree-optimization/35642
6374 * config/rs6000/altivec.md (mulv8hi3): Implement.
6376 2008-09-06 Jeff Law <law@redhat.com>
6378 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6380 2008-09-06 Jan Hubicka <jh@suse.cz>
6382 PR tree-optimization/14703
6383 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6385 * passes.c (init_optimization_passes): Recompute inline parameters.
6387 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6389 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6392 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6393 Peter Fuerst <post@pfrst.de>
6395 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6396 * doc/extend.texi: Document __builtin_mips_cache.
6397 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6398 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6399 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6400 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6401 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6402 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6403 (set_push_mips_isas): New variable.
6404 (mips_r10k_cache_barrier): New variable.
6405 (cache): New availability predicate.
6406 (mips_builtins): Add an entry for __builtin_mips_cache.
6407 (mips_build_cvpointer_type): New function.
6408 (MIPS_ATYPE_CVPOINTER): New macro.
6409 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6411 (r10k_simplified_address_p, r10k_simplify_address)
6412 (r10k_uncached_address_p, r10k_safe_address_p)
6413 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6414 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6415 (r10k_insert_cache_barriers): New functions.
6416 (mips_reorg_process_insns): Delete cache barriers after a
6417 branch-likely instruction.
6418 (mips_reorg): Call r10k_insert_cache_barriers.
6419 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6420 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6421 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6422 (mips_cache, r10k_cache_barrier): New define_insns.
6424 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6426 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6427 * ira-color.c (setup_allocno_left_conflicts_num): Use
6428 hard_reg_set_equal_p instead of a comparison with
6429 ira_zero_hard_reg_set.
6430 * ira.c (setup_reg_subclasses): Likewise.
6431 (setup_cover_and_important_classes): Likewise.
6432 (setup_class_translate): Likewise.
6433 (setup_reg_class_intersect_union): Likewise.
6434 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6435 (ira_init_once): Don't initialize them.
6437 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6439 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6441 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6443 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6445 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6447 Improved branch hints, safe hints, and scheduling.
6449 * haifa-sched.c (sched_emit_insn) : Define.
6450 * sched-int.h (sched_emit_insn) : Add prototype.
6451 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6452 -mhint-max-distance -msafe-hints) : Document.
6453 * config/spu/spu.c (spu_flag_var_tracking): New.
6454 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6455 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6456 TARGET_ASM_FILE_START): Define.
6457 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6458 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6459 (spu_emit_branch_hint): Add blocks argument.
6460 (insert_branch_hints, insert_nops): Remove.
6461 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6462 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6463 spu_sched_reorder, asm_file_start): New functions.
6464 (clock_var, spu_sched_length, pipe0_clock,
6465 pipe1_clock, prev_clock_var, prev_priority,
6466 spu_ls_first, prev_ls_clock): New static variables.
6467 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6468 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6469 (nopn_nv): Add a non-volatile version of nop.
6470 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6471 -mhint-max-distance, -msafe-hints): New options.
6473 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6474 Samuel Tardieu <sam@rfc1149.net>
6476 * opts.c (decode_options): Combine nested if statements.
6479 * opts.c (decode_options): Handle more relationships among
6480 unit-at-a-time, toplevel-reorder, and section-anchors.
6482 2008-09-05 David Daney <ddaney@avtrex.com>
6484 * doc/install.texi (--enable-reduced-reflection): Document new option.
6486 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6488 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6490 (constantpool_operand): New.
6491 (move_operand): Disallow sub-word modes for the constant pool.
6492 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6493 (xtensa_secondary_reload_class): Replace with....
6494 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6495 Set icode for sub-word reloads from the constant pool.
6496 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6497 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6498 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6499 * config/xtensa/xtensa-protos.h: Update prototypes.
6501 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6503 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6504 (REG_CLASS_NAMES): Update.
6505 (REG_CLASS_CONTENTS): Update.
6506 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6507 of ALL_REGS for regs 77 and 78.
6508 * function.c (instantiate_virtual_regs_in_insn): Assert that
6509 return value of simplify_gen_subreg is not NULL.
6511 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6513 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6514 (gen_rtvec_v): Fix coding standards.
6516 2008-09-04 Jan Hubicka <jh@suse.cz>
6518 * i386.c (decide_alg): Be more conservative about optimizing for size.
6520 2008-09-04 Ian Lance Taylor <iant@google.com>
6522 * varasm.c (narrowing_initializer_constant_valid_p): New
6524 (initializer_constant_valid_p): Call it.
6526 2008-09-04 Jeff Law <law@redhat.com>
6528 * fold-const.c (native_encode_real): Fix computation of WORDS.
6529 (native_interpret_real): Likewise.
6531 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6533 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6535 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6537 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6538 that the cost is already taken into account in ira-costs.c
6540 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6542 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6543 ira_debug_copies): New.
6544 (ira_bulid): Call print_copies.
6546 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6548 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6551 * config/rs6000/rs6000.c (optimization_options): Remove check of
6552 flag_toplevel_order.
6554 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6556 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6557 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6558 second operand is a reg_imm10_operand.
6559 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6560 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6561 (*seq_<GPR:mode><GPR2:mode>): Rename to
6562 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6564 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6565 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6567 (*sne_<GPR:mode><GPR2:mode>): Rename to
6568 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6571 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6573 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6574 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6575 combining an arithmetic right shift by more than 31 and a
6576 trunction. Don't match for out-of-range shift amounts. Set
6577 attribute mode to <MODE>.
6578 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6579 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6580 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6581 shifts by less than 32.
6582 (extv): Change predicate on first operand to accept registers.
6583 Change predicate of the other operands from immediate_operand to
6584 const_int_operand. Expand exts when source is a register.
6585 (extzv): Change predicate of the constant operands from
6586 immediate_operand to const_int_operand.
6587 (extzv<mode>): Change predicate of the constant operands from
6588 immediate_operand to const_int_operand and no constraint. Also
6590 (*extzv_trunc<mode>_exts): New pattern.
6592 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6594 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6595 * config/mips/mips-protos.h (mask_low_and_shift_p,
6596 mask_low_and_shift_len): Declare.
6597 * config/mips/mips.c (mask_low_and_shift_p,
6598 mask_low_and_shift_len): New functions.
6599 (mips_print_operand): Handle new operand prefix "m".
6600 * config/mips/mips.md (*cins<mode>): New pattern.
6602 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6604 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6605 optimizing for size.
6607 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6609 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6610 regardless of epilogue_completed.
6612 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6615 * ira-lives.c (process_bb_node_lives): Check setjmp.
6617 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6620 * ira-build.c (form_loop_tree): Reverse BB walk.
6621 (create_bb_allocnos): Likewise.
6622 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6623 (mark_reg_store): Rename to...
6624 (mark_ref_live): ...this and take a df_ref argument instead of
6625 note_stores arguments. Assert that we have a register.
6626 (mark_reg_clobber): Delete.
6627 (def_conflicts_with_inputs_p): New function.
6628 (mark_reg_conflicts): Delete.
6629 (mark_reg_death): Rename to...
6630 (mark_ref_dead): ...this and take a df_ref argument instead of
6631 a register. Assert that we have a register.
6632 (process_bb_node_lives): Hoist frequency calculation out of
6633 instruction walk. Convert from a forwards scan to a backwards scan.
6634 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6635 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6636 (create_allocno_live_ranges): Don't create regs_set.
6638 2008-09-04 Ian Lance Taylor <iant@google.com>
6640 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6641 or REG_LABEL_TARGET.
6642 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6643 comparing MODE with MEM.
6644 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6645 comparing with GF_PREDICT_TAKEN.
6646 (gimple_get_lhs): Change code to enum gimple_code.
6647 (gimple_set_lhs): Likewise.
6648 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6649 * omp-low.c (find_omp_clause): Change kind parameter to enum
6651 * tree-flow.h (find_omp_clause): Update declaration.
6652 * regrename.c (clear_dead_regs): Change kind parameter to enum
6654 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6656 * see.c (see_get_extension_data): Change return type to enum
6657 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6658 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6659 (see_gen_normalized_extension): Change extension_code parameter to
6661 (see_seek_pre_extension_expr): Change extension_code to enum
6663 (see_merge_one_def_extension): Likewise.
6664 (see_handle_relevant_defs): Likewise.
6665 (see_handle_relevant_uses): Likewise.
6666 (see_analyze_one_def): Likewise.
6667 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6668 GIMPLE_ASM rather than ASM_EXPR.
6669 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6670 GIMPLE_RETURN rather than RETURN_EXPR.
6671 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6672 (evaluate_stmt): Likewise.
6673 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6674 to enum vect_relevant.
6675 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6676 compare gimple codes with tree codes.
6678 2008-09-04 Paul Brook <paul@codesourcery.com>
6680 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6682 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6684 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6685 pointer check lost in the recent no-unit-at-a-time patch.
6687 2008-09-04 Jan Hubicka <jh@suse.cz>
6690 * tree-switch-conversion.c (check_final_bb): Accept only IP
6693 2008-09-04 Jan Hubicka <jh@suse.cz>
6695 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6697 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6698 using_ranges argument.
6699 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6700 (vrp_visit_cond_stmt): Update call of
6701 vrp_evaluate_conditional_warnv_with_ops
6703 2008-09-04 Jan Hubicka <jh@suse.cz>
6705 PR tree-optimization/37345
6706 PR tree-optimization/37358
6707 PR tree-optimization/37357
6708 * tree.c (build_function_type_skip_args): Build distinct type copy;
6710 (build_function_decl_skip_args): Set type of new decl not orig decl;
6711 clear DECL_VINDEX for methods turned into functions.
6713 2008-09-04 Nick Clifton <nickc@redhat.com>
6715 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6716 * configure: Regenerate.
6717 * config.in: Regenerate.
6718 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6719 alignment field, if it is supported.
6721 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6723 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6726 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6728 * config/rs6000/rs6000.c (processor_target_table): Do not
6729 enable VMX for POWER6.
6731 2008-09-03 Anton Blanchard <anton@samba.org>
6733 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6734 emit memory barrier before operation.
6736 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6739 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6740 default_elf_asm_output_external.
6742 2008-09-03 Jeff Law <law@redhat.com>
6744 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6746 2008-09-03 Richard Henderson <rth@redhat.com>
6748 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6749 memory barrier to below the test-and-set.
6750 (alpha_split_lock_test_and_set_12): Likewise.
6752 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6756 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6759 * ira-color.c (print_loop_title): Use all_allocnos.
6760 (color_pass): Ditto. Don't add border_allocnos. Check that
6761 subloop allocno in the correspdoning bitmap all_allocnos.
6763 * ira-emit.c (change_loop): Use all_allocnos.
6765 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6766 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6767 (create_cap_allocno): Remove setting mentioned_allocnos.
6768 (create_insn_allocnos): Ditto.
6769 (remove_unnecessary_allocnos): Use all_allocnos.
6770 (check_allocno_creation): Check that allocnos are in the
6771 corresponding bitmap all_allocnos.
6773 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6777 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6778 (process_regs_for_copy): Process subregs. Refine check when cost
6779 is taken into account in ira-costs.c.
6780 (process_reg_shuffles): Use REG_SUBREG_P.
6781 (add_insn_allocno_copies): Ditto. Ignore modes.
6783 * ira-color.c (conflict_allocno_vec): New.
6784 (COST_HOP_DIVISOR): New macro.
6785 (update_copy_costs_1): Use it.
6786 (update_conflict_hard_regno_costs): New function.
6787 (assign_hard_reg): Use it.
6788 (ira_color): Allocate and free conflict_allocno_vec.
6790 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6794 * ira-int.h (ira_sort_insn_chain): Remove.
6796 * ira.c (basic_block_order_nums, chain_insn_order,
6797 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6798 (ira): Don't call ira_sort_insn_chain.
6800 * reload1.c (reload): Don't call ira_sort_insn_chain.
6802 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6805 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6806 which become non throw.
6807 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6808 update_call_expr after updating the flags on the decl.
6810 2008-09-03 Jan Hubicka <jh@suse.cz>
6812 PR tree-optimization/37315
6813 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6814 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6815 (cgraph_analyze_functions): Use node->analyzed
6816 (cgraph_mark_functions_to_output): Likewise.
6817 (cgraph_expand_function): All functions can be released after
6819 (cgraph_optimize): Use gimple_has_body_p.
6820 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6821 (cgraph_decide_inlining_incrementally): Likewise.
6822 (inline_transform): Inline transform.
6823 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6825 (inlinable_function_p): Drop gimple_body check.
6826 (expand_call_inline): Use gimple_has_body_p.
6827 * gimple.c (gimple_has_body_p): New.
6828 * gimple.h (gimple_has_body_p): Add prototype.
6829 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6830 (dump_function_to_file): Use gimple_has_body_p check.
6832 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6835 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6837 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6839 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6841 From Michael Frysinger <michael.frysinger@analog.com>
6842 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6843 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6846 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6849 * doc/extend.texi: Document picoChip builtin functions.
6850 * doc/invoke.texi: Document picoChip options.
6851 * doc/contrib.texi: Add picoChip contribution.
6852 * doc/md.texi: Document picoChip constraints.
6853 * config.gcc: Add picochip-*-*.
6854 * config/picochip/: Add new port.
6856 2008-09-03 Richard Guenther <rguenther@suse.de>
6858 PR tree-optimization/37328
6859 * tree-sra.c (sra_build_assignment): Gimplify properly.
6860 (generate_copy_inout): Take the correct stmt as definition,
6861 remove bogus assert.
6863 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6865 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6868 From Michael Frysinger <michael.frysinger@analog.com>
6869 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6871 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6873 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6874 (__gthread_setspecific): Revert 2008-08-31 change to
6875 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6877 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6879 * diagnostic.c (error_at): New.
6880 * toplev.h (error_at): New prototype.
6881 * c-typeck.c (build_array_ref): Call error_at instead of error.
6882 Pass location to pedwarn.
6884 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6886 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6888 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6890 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6891 VAR_DECL and CONST_DECL.
6893 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6894 Jakub Jelinek <jakub@redhat.com>
6896 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6897 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6898 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6899 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6900 Don't set ix86_save_varrargs_registers.
6901 (ix86_setup_incoming_varargs): Assume cum != NULL.
6902 (ix86_va_start): Check ix86_varargs_gpr_size and
6903 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6904 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6905 from frame pointer if ix86_varargs_gpr_size == 0.
6906 (ix86_compute_frame_layout): Updated.
6907 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6908 (ix86_varargs_gpr_size): Define.
6909 (ix86_varargs_fpr_size): Likewise.
6910 (machine_function): Remove save_varrargs_registers.
6911 Add varargs_gpr_size and varargs_fpr_size.
6913 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6915 * config/alpha/alpha.c (va_list_skip_additions,
6916 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6917 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6920 PR tree-optimization/36766
6921 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6922 for already removed basic blocks.
6925 * real.c (real_maxval): Clear a lower bit to make real_maxval
6926 match get_max_float for IBM long double format.
6928 2008-09-02 Andreas Schwab <schwab@suse.de>
6930 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6931 * configure: Regenerate.
6933 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6935 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6936 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6937 checking for a non-VOID CONSTANT_P.
6939 2008-09-02 Jan Hubicka <jh@suse.cz>
6941 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6942 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6945 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6947 * expr.c (emit_group_store): Don't assert stack temp mode size.
6949 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6950 Tobias Grosser <grosser@fim.uni-passau.de>
6951 Jan Sjodin <jan.sjodin@amd.com>
6952 Harsha Jagasia <harsha.jagasia@amd.com>
6953 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6954 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6955 Adrien Eliche <aeliche@isty.uvsq.fr>
6957 Merge from graphite branch.
6960 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6961 * doc/invoke.texi (-floop-block, -floop-interchange,
6962 -floop-strip-mine): Document new flags.
6963 * tree-into-ssa.c (gimple_vec): Moved...
6964 * tree-loop-distribution.c (rdg_component): Moved...
6965 * cfgloopmanip.c: Include tree-flow.h.
6966 (update_dominators_in_loop): New.
6967 (create_empty_if_region_on_edge): New.
6968 (create_empty_loop_on_edge): New.
6969 (loopify): Use update_dominators_in_loop.
6970 * tree-pass.h (pass_graphite_transforms): Declared.
6971 * configure: Regenerate.
6972 * tree-phinodes.c (make_phi_node): Export.
6973 (add_phi_node_to_bb): New, split from create_phi_node.
6974 * tree-chrec.c (for_each_scev_op): New.
6975 * tree-chrec.h (for_each_scev_op): Declared.
6976 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6977 (remove_statement): Call get_phi_with_result.
6978 * config.in (HAVE_cloog): Undef.
6979 * gdbinit.in (pgg): New.
6980 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6981 * tree-ssa-loop.c (graphite_transforms): New.
6982 (gate_graphite_transforms): New.
6983 (pass_graphite_transforms): New.
6984 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6985 HAVE_cloog): Defined.
6986 * tree-vectorizer.c (rename_variables_in_bb): Export.
6987 * tree-data-ref.c (dr_may_alias_p): Export.
6988 (stmt_simple_memref_p): New.
6989 (find_data_references_in_stmt): Export.
6990 (find_data_references_in_loop): Export.
6991 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6992 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6993 (create_rdg_vertices): Export.
6994 (build_empty_rdg): New.
6995 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6996 * tree-data-ref.h (rdg_component): ... here.
6998 (struct data_reference): Add a field scop.
7000 (find_data_references_in_loop): Declared.
7001 (find_data_references_in_stmt): Declared.
7002 (create_rdg_vertices): Declared.
7003 (dr_may_alias_p): Declared.
7004 (stmt_simple_memref_p): Declared.
7005 (struct rdg_edge): Add a field ddr_p relation.
7006 (build_empty_rdg): Declared.
7007 * lambda.h (lambda_matrix): Declare a VEC of.
7008 (find_induction_var_from_exit_cond): Declared.
7009 (lambda_vector_compare): New.
7010 * common.opt (fgraphite, floop-strip-mine,
7011 floop-interchange, floop-block): New flags.
7012 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7013 * cfgloop.c (is_loop_exit): New.
7014 * cfgloop.h (is_loop_exit): Declared.
7015 (create_empty_if_region_on_edge): Declared.
7016 (create_empty_loop_on_edge): Declared.
7017 * tree-flow.h (add_phi_node_to_bb): Declared.
7018 (make_phi_node): Declared.
7019 (rename_variables_in_bb): Declared.
7020 (perfect_loop_nest_depth): Declared.
7021 (graphite_transform_loops): Declared.
7022 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7023 (graphite.o-warn): Add -Wno-error.
7024 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7025 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7026 (INCLUDES): Add PPLINC, CLOOGINC.
7027 (OBJS-common): Add graphite.o.
7028 (graphite.o): Add rule.
7029 * gimple.h (gimple_vec): ... here.
7030 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7031 * passes.c (init_optimization_passes): Schedule
7032 pass_graphite_transforms.
7034 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7037 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7038 and -fno-toplevel-reorder after handle_options.
7040 2008-09-02 Paul Brook <paul@codesourcery.com>
7042 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7043 (arm_override_options): Set arm_tune_cortex_a9.
7044 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7045 (arm_issue_rate): Handle cortexa9.
7046 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7047 * config/arm/arm-cores.def: Add cortex-a9.
7048 * config/arm/arm-tune.md: Regenerate.
7049 * config/arm/arm.md: Include cortex-a9.md.
7050 (generic_sched, generic_vfp): Add cortexa9.
7051 * config/arm/cortex-a9.md: New file.
7053 2008-09-02 Richard Guenther <rguenther@suse.de>
7055 PR tree-optimization/37327
7056 * tree-vrp.c (register_new_assert_for): Make sure to not have
7057 TREE_OVERFLOW set on the bound.
7059 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7061 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7063 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7064 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7067 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7069 * gcc/config/spu/spu.md (divdf3): Removed.
7071 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7073 PR tree-optimization/37095
7074 * cgraph.c (cgraph_node): When creating new cgraph node after
7075 assembler_name_hash has been populated, record it in the hash
7078 2008-09-01 Paul Brook <paul@codesourcery.com>
7080 * doc/invoke.texi: Document -mword-relocations.
7081 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7082 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7083 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7084 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7085 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7086 (arm_emit_movpair): New function.
7087 (arm_print_operand <c>): Handle sybolic addresses.
7088 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7089 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7090 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7091 * config/arm/arm.opt: Add -mword-relocations.
7092 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7093 (arm_movt, arm_movw): New.
7095 2008-09-01 Paul Brook <paul@codesourcery.com>
7097 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7098 Allow Interworking on ARMv4 EABI based targets.
7099 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7100 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7102 2008-09-01 Paul Brook <paul@codesourcery.com>
7104 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7105 optimized LT0 test. Remove optimization for GT.
7107 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7109 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7110 openmp applications.
7111 * pa-hpux11.h (LIB_SPEC): Likewise.
7113 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7116 2008-09-01 Jan Hubicka <jh@suse.cz>
7118 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7119 present, use only counts; when guessed use only frequencies.
7120 (estimate_bb_frequencies): Use function_frequency.
7121 * profile.c (compute_branch_probabilities): Exit early when
7122 profile reading failed. Set profile_status.
7123 (branch_prob): Do not set profile_status.
7125 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7127 * tree.c (protected_set_expr_location): New.
7128 * tree.h (protected_set_expr_location): New prototype.
7129 * c-tree.h (build_array_ref): Add argument.
7130 (parser_build_unary_op): Same.
7131 * c-typeck.c (build_indirect_ref): Handle new location argument.
7132 (build_array_ref): Same.
7133 (parser_build_unary_op): Same.
7134 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7136 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7138 * c-common.c (finish_label_address_expr): Handle new location argument.
7139 * c-common.h (build_indirect_ref): Add argument.
7140 (finish_label_address_expr): Same.
7141 * c-parser.c (c_parser_unary_expression): Pass location to build
7143 (c_parser_postfix_expression): Same.
7145 2008-09-01 Paul Brook <paul@codesourcery.com>
7147 * config/arm/arm.md: Include cortex-r4f.md.
7148 (attr fpu): Update type list.
7149 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7150 fconstd, fcmps and fcmpd.
7151 (attr tune_cortexr4): Define.
7152 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7153 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7154 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7155 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7156 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7157 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7158 cortex_a8_vfp_farith: Ditto.
7159 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7160 * config/arm/cortex-r4.md: Use tune_cortexr4.
7161 * config/arm/cortex-r4f.md: New file.
7163 2008-09-01 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/37305
7166 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7167 the result of constant conversions.
7168 (fold_gimple_assign): Likewise.
7170 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7172 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7173 #ifdef ENABLE_CHECKING.
7175 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7177 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7178 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7179 when !INSN_SCHEDULING.
7181 2008-09-01 Andreas Schwab <schwab@suse.de>
7183 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7185 2008-09-01 Paul Brook <paul@codesourcery.com>
7187 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7189 2008-09-01 Jan Hubicka <jh@suse.cz>
7191 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7193 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7195 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7196 * gimplify.c (gimplify_init_constructor): Add speed operand.
7197 * tree-sra.c (decide_block_copy): Likewise.
7198 * tree-inline.c (estimate_move_cost): Likewise.
7199 * config/alpha/alpha.h (MOVE_RATIO): Update.
7200 * config/frv/frv.c (MOVE_RATIO): Update.
7201 * config/spu/spu.h (MOVE_RATIO): Update.
7202 * config/sparc/sparc.h (MOVE_RATIO): Update.
7203 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7204 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7205 * config/cris/cris.h (MOVE_RATIO): Update.
7206 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7207 * config/arm/arm.h (MOVE_RATIO): Update.
7208 * config/pa/pa.md: Update uses of MOVE_RATIO
7209 * config/pa/pa.h (MOVE_RATIO): Update.
7210 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7211 CLEAR_RATIO, SET_RATIO): Update.
7212 * config/h8300/h8300.h (MOVE_RATIO): Update.
7213 * config/v850/v850.h (MOVE_RATIO): Update.
7214 * config/bfin/bfin.h (MOVE_RATIO): Update.
7216 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7217 Dmitry Melnik <dm@ispras.ru>
7218 Dmitry Zhurikhin <zhur@ispras.ru>
7219 Alexander Monakov <amonakov@ispras.ru>
7220 Maxim Kuvyrkov <maxim@codesourcery.com>
7222 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7223 sel-sched-dump.c, sel-sched-ir.c: New files.
7224 * Makefile.in (OBJS-common): Add selective scheduling object files.
7225 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7226 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7227 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7228 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7229 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7230 (make_forwarder_block): Update loop latch if we have redirected
7231 the loop latch edge.
7232 * cfgloop.c (get_loop_body_in_custom_order): New function.
7233 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7234 (CP_FALLTHRU_PREHEADERS): Likewise.
7235 (get_loop_body_in_custom_order): Declare.
7236 * cfgloopmanip.c (has_preds_from_loop): New.
7237 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7238 Assert that the preheader edge will be fall thru when it is set.
7239 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7240 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7241 fsel-sched-substitution, fselective-scheduling): New flags.
7242 * cse.c (hash_rtx_cb): New.
7244 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7245 sel_sched_insn_cnt): New counters.
7246 * final.c (compute_alignments): Export. Free dominance
7247 info after loop_optimizer_finalize.
7248 * genattr.c (main): Output maximal_insn_latency prototype.
7249 * genautomata.c (output_default_latencies): New.
7250 Factor its code from ...
7251 (output_internal_insn_latency_func): ... here.
7252 (output_internal_maximal_insn_latency_func): New.
7253 (output_maximal_insn_latency_func): New.
7254 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7255 (struct hard_reg_set_iterator): New.
7256 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7257 hard_reg_set_iter_next): New functions.
7258 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7259 * lists.c (remove_free_INSN_LIST_node,
7260 remove_free_EXPR_LIST_node): New functions.
7261 * loop-init.c (loop_optimizer_init): When
7262 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7263 calling create_preheaders.
7264 (loop_optimizer_finalize): Do not verify flow info after reload.
7265 * recog.c (validate_replace_rtx_1): New parameter simplify.
7266 Default it to true. Update all uses. Factor out simplifying
7268 (simplify_while_replacing): ... this new function.
7269 (validate_replace_rtx_part,
7270 validate_replace_rtx_part_nosimplify): New.
7271 * recog.h (validate_replace_rtx_part,
7272 validate_replace_rtx_part_nosimplify): Declare.
7273 * rtl.c (rtx_equal_p_cb): New.
7274 (rtx_equal_p): Use it.
7275 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7276 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7277 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7278 * vecprim.h: Add a vector type for unsigned int.
7279 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7280 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7281 ready_try, cycle_issued_insns, spec_info): Make global.
7282 (readyp): Initialize.
7283 (dfa_lookahead): New global variable.
7284 (old_max_uid, old_last_basic_block): Remove.
7285 (h_i_d): Make it a vector.
7286 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7288 (after_recovery, adding_bb_to_current_region_p):
7289 New variables to handle correct insertion of the recovery code.
7290 (struct ready_list): Move declaration to sched-int.h.
7291 (rgn_n_insns): Removed.
7292 (rtx_vec_t): Move to sched-int.h.
7293 (find_insn_reg_weight): Remove.
7294 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7295 (haifa_init_h_i_d, haifa_finish_h_i_d):
7296 New functions to initialize / finalize haifa instruction data.
7297 (extend_h_i_d, init_h_i_d): Rewrite.
7298 (unlink_other_notes): Move logic to add_to_note_list. Handle
7299 selective scheduler.
7300 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7301 find_fallthru_edge): Make global, remove static prototypes.
7302 (max_issue): Make global. Add privileged_n and state parameters. Use
7304 (extend_global, extend_all): Removed.
7305 (init_before_recovery): Add new param. Fix the handling of the case
7306 when we insert a recovery code before the EXIT which has a predecessor
7307 with a fallthrough edge to it.
7308 (create_recovery_block): Make global. Rename to
7309 sched_create_recovery_block. Update.
7310 (change_pattern): Rename to sched_change_pattern. Make global.
7311 (speculate_insn): Rename to sched_speculate_insn. Make global.
7312 Split haifa-specific functionality into ...
7313 (haifa_change_pattern): New static function.
7314 (sched_extend_bb): New static function.
7315 (sched_init_bbs): New function.
7316 (current_sched_info): Change type to struct haifa_sched_info.
7317 (insn_cost): Adjust for selective scheduling.
7318 (dep_cost_1): New function. Move logic from ...
7319 (dep_cost): ... here.
7320 (dep_cost): Use dep_cost_1.
7321 (contributes_to_priority_p): Use sched_deps_info instead of
7323 (priority): Adjust to work with selective scheduling. Process the
7324 corner case when all dependencies don't contribute to priority.
7325 (rank_for_schedule): Use ds_weak instead of dep_weak.
7326 (advance_state): New function. Move logic from ...
7327 (advance_one_cycle): ... here.
7328 (add_to_note_list, concat_note_lists): New functions.
7329 (rm_other_notes): Make static. Adjust for selective scheduling.
7330 (remove_notes, restore_other_notes): New functions.
7331 (move_insn): Add two arguments. Update assert. Don't call
7333 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7334 Remove more_issue, max_points. Move the code to initialize
7335 max_lookahead_tries to max_issue.
7336 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7337 ready. Adjust use of move_insn. Call restore_other_notes.
7339 (sched_init, sched_finish): Move Haifa-specific initialization/
7341 (haifa_sched_init, haifa_sched_finish): ... respectively.
7343 (setup_sched_dump): New function.
7344 (haifa_init_only_bb): New static function.
7345 (haifa_speculate_insn): New static function.
7346 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7347 (extend_ready, extend_all): Remove.
7348 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7349 (create_check_block_twin, add_to_speculative_block): Use
7350 haifa_insns_init instead of extend_global. Update to use new
7351 initialization functions. Change parameter. Factor out code from
7352 create_check_block_twin to ...
7353 (sched_create_recovery_edges) ... this new function.
7354 (add_block): Remove.
7355 (sched_scan_info): New.
7356 (extend_bb): Use sched_scan_info.
7357 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7358 static functions for walking through scheduling region.
7359 (sched_luids): New vector variable to replace uid_to_luid.
7360 (luids_extend_insn): New function.
7361 (sched_max_luid): New variable.
7362 (luids_init_insn): New function.
7363 (sched_init_luids, sched_finish_luids): New functions.
7364 (insn_luid): New debug function.
7365 (sched_extend_target): New function.
7366 (haifa_init_insn): New static function.
7367 (sched_init_only_bb): New hook.
7368 (sched_split_block): New hook.
7369 (sched_split_block_1): New function.
7370 (sched_create_empty_bb): New hook.
7371 (sched_create_empty_bb_1): New function.
7372 (common_sched_info, ready): New global variables.
7373 (current_sched_info_var): Remove.
7374 (move_block_after_check): Use common_sched_info.
7375 (haifa_luid_for_non_insn): New static function.
7376 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7377 (increase_insn_priority): New.
7378 * modulo-sched.c: (issue_rate): Remove static declaration.
7379 (sms_sched_info): Change type to haifa_sched_info.
7380 (sms_sched_deps_info, sms_common_sched_info): New variables.
7381 (setup_sched_infos): New.
7382 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7383 Do not call regstat_free_calls_crossed.
7384 (sms_print_insn): Use const_rtx.
7385 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7386 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7387 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7388 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7389 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7390 current_sched_info to use it.
7391 (enum reg_pending_barrier_mode): Move to sched-int.h.
7392 (h_d_i_d): New variable. Initialize to NULL.
7393 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7395 (estimate_dep_weak): Remove static declaration.
7396 (sched_has_condition_p): New function. Adjust users of
7397 sched_get_condition to use it instead.
7398 (conditions_mutex_p): Add arguments indicating which conditions are
7400 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7401 argument to indicate whether returned condition is reversed. Do not
7402 generate new rtx when condition should be reversed; indicate it by
7403 setting new argument instead.
7404 (add_dependence_list_and_free): Add deps parameter.
7405 Update all users. Do not free dependence list when
7406 deps context is readonly.
7407 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7409 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7410 (remove_from_deps): New. Use the above functions.
7411 (cur_insn, can_start_lhs_rhs_p): New static variables.
7412 (add_or_update_back_dep_1): Initialize present_dep_type.
7413 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7414 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7415 haifa_note_dep): New functions implementing dependence hooks for
7416 the Haifa scheduler.
7417 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7418 note_dep): New functions.
7419 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7421 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7422 (free_deps): Initialize deps->reg_last.
7423 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7424 sched_analyze_insn): Update to use dependency hooks infrastructure
7425 and readonly contexts.
7426 (deps_analyze_insn): New function. Move part of logic from ...
7427 (sched_analyze): ... here. Also move some logic to ...
7428 (deps_start_bb): ... here. New function.
7429 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7431 (sched_deps_init): New function. Move code from ...
7432 (init_dependency_caches): ... here. Remove.
7433 (init_deps_data_vector): New.
7434 (sched_deps_finish): New function. Move code from ...
7435 (free_dependency_caches): ... here. Remove.
7436 (init_deps_global, finish_deps_global): Adjust for use with
7437 selective scheduling.
7438 (get_dep_weak): Move logic to ...
7439 (get_dep_weak_1): New function.
7440 (ds_merge): Move logic to ...
7441 (ds_merge_1): New static function.
7442 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7443 (ds_get_max_dep_weak): New function.
7444 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7445 (n_insns): Rename to rgn_n_insns.
7446 (debug_ebb_dependencies): New function.
7447 (init_ready_list): Use it.
7448 (begin_schedule_ready): Use sched_init_only_bb.
7449 (ebb_print_insn): Indicate when an insn starts a new cycle.
7450 (contributes_to_priority, compute_jump_reg_dependencies,
7451 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7452 (add_block1): Remove to ebb_add_block.
7453 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7454 (schedule_ebb): Initialize them. Use remove_notes instead of
7455 rm_other_notes. Use haifa_local_init/finish.
7456 (schedule_ebbs): Use haifa_sched_init/finish.
7457 * sched-int.h: Include vecprim.h, remove rtl.h.
7458 (struct ready_list): Delete declaration.
7459 (sched_verbose_param, enum sched_pass_id_t,
7460 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7461 (struct sched_scan_info_def): New structure.
7462 (sched_scan_info, sched_scan, sched_init_bbs,
7463 sched_init_luids, sched_finish_luids, sched_extend_target,
7464 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7465 (struct common_sched_info_def): New.
7466 (common_sched_info, haifa_common_sched_info,
7467 sched_emulate_haifa_p): Declare.
7469 (sched_luids): Declare.
7470 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7471 (sched_max_luid, insn_luid): Declare.
7472 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7473 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7474 print_insn, print_pattern, print_value, haifa_classify_insn,
7475 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7476 setup_sched_dump, sched_init, sched_finish,
7477 sel_insn_is_speculation_check): Export.
7478 (struct ready_list): Move from haifa-sched.c.
7479 (ready_try, ready, max_issue): Export.
7480 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7481 sched_init_only_bb, sched_split_block, sched_split_block_1,
7482 sched_create_empty_bb, sched_create_empty_bb_1,
7483 sched_create_recovery_block, sched_create_recovery_edges): Export.
7484 (enum reg_pending_barrier_mode): Export.
7485 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7487 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7488 print_insn field. Move add_block and fix_recovery_cfg to
7489 common_sched_info_def. Move compute_jump_reg_dependencies,
7491 (struct sched_deps_info_def): ... this new structure.
7492 (sched_deps_info): Declare.
7493 (struct spec_info_def): Remove weakness_cutoff, add
7494 data_weakness_cutoff and control_weakness_cutoff.
7495 (spec_info): Declare.
7496 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7498 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7499 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7500 (current_sched_info): Change type to struct haifa_sched_info.
7501 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7502 (h_d_i_d): New variable.
7503 (HDID): New accessor macro.
7504 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7505 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7507 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7508 (enum SCHED_FLAGS): Update for selective scheduler.
7509 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7510 (init_dependency_caches, free_dependency_caches): Delete declarations.
7511 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7512 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7513 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7514 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7515 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7517 (rm_other_notes): Delete declaration.
7518 (schedule_block): Remove one argument.
7519 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7520 ready_element, ready_lastpos, sched_extend_ready_list,
7521 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7522 concat_note_lists): Export.
7523 (struct region): Move from sched-rgn.h.
7524 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7525 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7526 BLOCK_TO_BB, CONTAINING_RGN): Export.
7527 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7528 (current_nr_blocks, current_blocks, target_bb): Likewise.
7529 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7530 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7531 sched_rgn_local_init, extend_regions,
7532 rgn_make_new_region_out_of_new_block, compute_priorities,
7533 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7534 extend_rgns, deps_join rgn_setup_common_sched_info,
7535 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7536 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7537 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7538 increase_insn_priority): Likewise.
7539 * sched-rgn.c: Include sel-sched.h.
7540 (ref_counts): New static variable. Use it ...
7541 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7542 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7543 (sched_is_disabled_for_current_region_p): Delete static declaration.
7544 (struct region): Move to sched-int.h.
7545 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7546 ebb_head): Define and initialize.
7547 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7548 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7549 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7551 (find_single_block_region): Add new argument to indicate that EBB
7552 regions should be constructed.
7553 (debug_live): Delete declaration.
7554 (current_nr_blocks, current_blocks, target_bb):
7555 Remove static qualifiers.
7556 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7558 (init_regions): Delete declaration.
7559 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7560 rgn_estimate_number_of_insns): New.
7561 (too_large): Use estimate_number_of_insns.
7562 (haifa_find_rgns): New. Move the code from ...
7563 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7564 (free_trg_info): New.
7565 (compute_trg_info): Allocate candidate tables here instead of ...
7566 (init_ready_list): ... here.
7567 (rgn_print_insn): Use const_rtx.
7568 (contributes_to_priority, extend_regions): Delete static declaration.
7569 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7570 (add_block1): Rename to rgn_add_block.
7571 (debug_rgn_dependencies): Delete static qualifier.
7572 (new_ready): Use sched_deps_info. Simplify.
7573 (rgn_common_sched_info, rgn_const_sched_deps_info,
7574 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7576 (region_sched_info): Rename to rgn_const_sched_info.
7577 (deps_join): New, extracted from ...
7578 (propagate_deps): ... here.
7579 (compute_block_dependences, debug_dependencies): Update for selective
7581 (free_rgn_deps, compute_priorities): New functions.
7582 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7583 sched_rgn_compute_dependencies): New functions.
7584 (schedule_region): Use them.
7585 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7586 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7588 (schedule_insns): Call new functions that were split out.
7589 (rgn_make_new_region_out_of_new_block): New.
7590 (get_rgn_sched_max_insns_priority): New.
7591 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7592 scheduling when appropriate.
7593 * sched-vis.c: Include insn-attr.h.
7594 (print_value, print_pattern): Make global.
7595 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7596 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7597 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7598 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7599 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7600 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7601 hooks. Initialize them to 0.
7602 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7603 * target.h (struct gcc_target): Add them. Rename gen_check field to
7605 * flags.h (sel_sched_switch_set): Declare.
7606 * opts.c (sel_sched_switch_set): New variable.
7607 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7608 pipelining is disabled from command line.
7609 (common_handle_option): Record whether selective scheduling is
7610 requested from command line.
7611 * doc/invoke.texi: Document new flags and parameters.
7612 * doc/tm.texi: Document new target hooks.
7613 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7615 (dfa_state_size): Do not declare locally.
7616 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7617 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7618 rs6000_alloc_sched_context, rs6000_set_sched_context,
7619 rs6000_free_sched_context): New functions.
7620 (struct _rs6000_sched_context): New.
7621 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7623 (rs6000_sched_finish): Do not run for selective scheduling.
7625 2008-08-31 Jan Hubicka <jh@suse.cz>
7627 * frv.c (frv_rtx_costs): Update forward declaration.
7628 * spu.c (spu_rtx_costs): Likewise.
7629 * pdp11.c: Include df.h
7630 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7631 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7632 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7633 * iq2000.c (iq2000_address_cost): Add speed argument.
7634 (iq2000_rtx_costs): Likewise.
7635 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7636 update call of mn10300_address_cost.
7637 * mcore.c: Include df.h
7638 (mcore_rtx_costs): Update prototype.
7639 * score3.c: Include df.h
7640 (score3_rtx_costs): Remove speed argument.
7641 * score7.c: Include df.h
7642 (score7_address_cost): Remove speed argument.
7643 * score-protos.h (score_address_cost): Update prototype.
7644 * score.c: Include df.h
7645 (score_rtx_costs): Update call of costs functions.
7646 * v850.c (v850_rtx_costs): Add bool argument.
7648 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7650 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7652 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7654 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7655 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7657 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7659 * mkmap-flat.awk: Add option pe_dll.
7660 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7661 * config/i386/t-cygwin (SHLIB_LC): Add.
7662 * config/i386/t-mingw32 (SHLIB_LC): Add.
7663 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7664 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7665 (LINK_SPEC): Support libgcc_s.
7666 (LIBGCC_SPEC): Support libgcc_s.
7667 (LIBGCC_SONAME): New.
7669 2008-08-31 Jan Hubicka <jh@suse.cz>
7671 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7672 mistakely had old version of patch.
7674 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7675 (ipcp_estimate_growth): New.
7676 (ipcp_insert_stage): Use ipcp_estimate_growth.
7677 * profile.c (branch_prob): When reading failed, do not consider
7680 2008-08-31 Jan Hubicka <jh@suse.cz>
7682 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7683 loop is optimized for speed.
7685 2008-08-31 Richard Guenther <rguenther@suse.de>
7688 * fold-const.c (fold_binary): Retain conversions in folding
7691 2008-08-31 Jan Hubicka <jh@suse.cz>
7693 * postreload-gcse.c (eliminate_partially_redundant_loads):
7694 Use optimize_bb_for_size_p.
7695 * predict.c (maybe_hot_frequency_p): Make inline.
7696 (maybe_hot_count_p): Break out from ...
7697 (maybe_hot_bb_p): ... this one.
7698 (maybe_hot_edge_p): Simplify.
7699 * basic-block.h (probably_cold_bb_p): Remove.
7701 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7704 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7706 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7707 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7708 Also split V4SFmode.
7709 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7712 2008-08-31 Jan Hubicka <jh@suse.cz>
7714 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7716 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7718 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7721 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7724 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7725 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7727 2008-08-31 Jan Hubicka <jh@suse.cz>
7729 * sparc.h (BRANCH_COST): Fix macro definition.
7730 * avr.c (avr_operand_rtx_cost): Add speed argument.
7731 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7733 2008-08-31 Richard Guenther <rguenther@suse.de>
7735 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7736 types instead of operands. Re-instantiate verifying of
7737 binary expression operands.
7739 2008-08-30 Jan Hubicka <jh@suse.cz>
7741 * fwprop.c (should_replace_address): Add speed attribute.
7742 (PR_OPTIMIZE_FOR_SPEED): New flag.
7743 (propagate_rtx_1): Use it.
7744 (propagate_rtx): Set it.
7745 (try_fwprop_subst): Update call of rtx_costs.
7746 (forward_propagate_and_simplify): LIkewise.
7747 * hooks.c (hook_int_rtx_bool_0): New
7748 (hook_bool_rtx_int_int_intp_false): Replace by ...
7749 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7750 * hooks.h (hook_int_rtx_bool_0): New
7751 (hook_bool_rtx_int_int_intp_false): Replace by ...
7752 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7753 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7754 (prepare_cmp_insn): UPdate call of rtx_cost.
7755 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7756 (reload_cse_simplify_operands): Update call of rtx_cost.
7757 (reload_cse_move2add): call of rtx_cost.
7758 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7759 * rtlanal.c (rtx_cost): Add speed argument.
7760 (address_cost): Add speed argument
7761 (default_address_cost): Likewise.
7762 (insn_rtx_cost): Likewise.
7763 * cfgloopanal.c (seq_cost): Add speed argument.
7764 (target_reg_cost, target_spill_cost): Turn to array.
7765 (init_set_costs): Update for speed.
7766 (estimate_reg_pressure_cost): Add speed argument.
7767 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7768 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7769 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7770 (seq_cost): Add speed argument.
7771 (computation_cost): Add speed arugment.
7772 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7773 (force_expr_to_var_cost): Update for profile info.
7774 (force_var_cost): Likewise.
7775 (split_address_cost): Likewise.
7776 (ptr_difference_cost): Likewise.
7777 (difference_cost): Likewise.
7778 (get_computation_cost_at): Likewise.
7779 (determine_iv_cost): Likewise.
7780 (ivopts_global_cost_for_size): Likewise.
7781 (rewrite_use_address): Likewise.
7782 (tree_ssa_iv_optimize_loop): Initialize speed field.
7783 * cse.c (optimize_this_for_speed_p): New static var.
7784 (notreg_cost): Update call of rtx_cost.
7785 (cse_extended_basic_block): set optimize_this_for_speed_p.
7786 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7787 (noce_try_cmove_arith): Likewise.
7788 (noce_try_sign_mask): LIkewise.
7789 * expr.c (compress_float_constant): Update rtx_cost calls.
7790 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7792 (addr_to_parts): Likewise.
7793 (create_mem_ref): Likewise.
7794 * dse.c (find_shift_sequence): Add speed argument.
7795 (replace_read): Update call.
7796 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7797 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7798 * neg_cost, shift_cost, shiftadd_cost,
7799 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7800 mul_highpart_cost): Increase dimension.
7801 (init_expmed): Initialize for both size and speed.
7802 (expand_shift): Use profile.
7803 (synth_mult): Use profile.
7804 (choose_mult_variant): Use profile.
7805 (expand_mult): Use profile.
7806 (expand_mult_highpart_optab): Use profile.
7807 (expand_mult_highpart): Use profile.
7808 (expand_smod_pow2): Use profile.
7809 (expand_divmod): Use profile.
7810 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7812 * loop-invariant.c (create_new_invariant): Use profile.
7813 (gain_for_invariant): Add speed parameter.
7814 (best_gain_for_invariant): Likewise.
7815 (find_invariants_to_move): Likewise.
7816 (move_single_loop_invariants): Set it.
7817 * target-def.h (TARGET_RTX_COSTS): Use hook.
7818 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7819 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7820 * output.h (default_address_cost): Update prototype.
7821 * combine.c (optimize_this_for_speed_p): New static var.
7822 (combine_validate_cost): Update call of rtx_cost.
7823 (combine_instructions): Set optimize_this_for_speed_p.
7824 (expand_compound_operation): Update call of rtx_cost.
7825 (make_extraction):Update call of rtx_cost.
7826 (force_to_mode):Update call of rtx_cost.
7827 (distribute_and_simplify_rtx):Update call of rtx_cost.
7828 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7829 (estimate_reg_pressure_cost): Update prototype.
7830 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7831 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7833 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7834 (alpha_rtx_costs): Update.
7835 * config/frv/frv.c (frv_rtx_costs): Update.
7836 * config/s390/s390.c (s390_rtx_costs): Update.
7837 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7838 (m32c_rtx_costs): Update.
7839 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7840 (spu_rtx_costs): Update.
7841 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7842 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7843 * config/i386/i386.c (:ix86_address_cost): Update.
7844 (ix86_rtx_costs): Update.
7845 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7846 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7847 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7848 * config/crx/crx.c (crx_address_cost): Update.
7849 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7850 * config/stormy16/stormy16.c
7851 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7852 * config/m68hc11/m68hc11.c
7853 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7854 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7855 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7857 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7859 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7860 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7861 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7862 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7863 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7864 (mcore_rtx_costs): update.
7865 * config/score/score3.c (score3_rtx_costs): Update.
7866 * config/score/score7.c (score7_rtx_costs): Update.
7867 * config/score/score3.h (score3_rtx_costs):Update.
7868 * config/score/score7.h (score7_rtx_costs): Update.
7869 * config/score/score.c (score_rtx_costs): Update.
7870 * config/arm/arm.c (arm_address_cost): Update.
7871 (arm_rtx_costs_1): Update.
7872 (arm_rtx_costs_1): Update.
7873 (arm_size_rtx_costs): Update.
7874 (arm_size_rtx_costs): Update.
7875 (arm_size_rtx_costs): Update.
7876 (arm_xscale_rtx_costs): Update.
7877 (arm_thumb_address_cost): Update.
7878 * config/pa/pa.c (hppa_address_cost): Update.
7879 * config/mips/mips.c (mips_rtx_costs): Update.
7880 * config/vax/vax.c (vax_address_cost): Update.
7881 * config/h8300/h8300.c (h8300_shift_costs): Update.
7882 (h8300_rtx_costs): Update.
7883 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7884 (v850_rtx_costs): Update.
7885 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7886 * config/bfin/bfin.c
7887 (bfin_address_cost): Update.
7888 (bfin_rtx_costs): Update.
7889 * stmt.c (lshift_cheap_p): Update.
7891 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7894 * expmed.c (extract_bit_field_1): Check the mode size to make
7895 sure the vector modes have the same size.
7897 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7899 * dojump.c (top level): Include basic-block.h to declare
7900 optimize_insn_for_speed_p
7902 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7904 * opts.h (CL_SAVE): New option class for marking options that are
7905 target specific options usable in the target attribute.
7906 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7908 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7909 can easily find the target specific options that are safe to use
7910 in the attribute or pragma.
7912 * attribs.c (decl_attributes): Change #pragma GCC option to
7913 #pragma GCC target, and attribute((option(...))) to
7914 attribute((target(...))).
7916 * doc/extend.texi (target attribute): Change from option
7917 attribute. Delete push/pop/reset.
7918 (#pragma GCC target): Change from #pragma GCC option. Delete
7920 (#pragma GCC push_options): Document new pragma.
7921 (#pragma GCC pop_options): Document new pragma.
7922 (#pragma GCC reset_options): Document new pragma.
7924 * targhooks.c (default_target_option_valid_attribute_p): Add
7925 warning about port not supporting target attributes.
7926 (default_target_option_pragma_parse): New function, warn about
7927 #pragma GCC target not being supported.
7929 * targhooks.h (default_target_option_pragma_parse): Add
7932 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7933 TI_CURRENT_OPTION_PRAGMA.
7934 (current_target_pragma): Rename from current_option_pragma.
7936 * target.h: (struct target_option): Delete booleans for changing
7937 the optimization level on hot/cold functions. Change signature of
7938 pragma_parse hook to take a second tree.
7940 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7942 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7943 that the declaration is done at global scope.
7945 * langhooks.c (add_builtin_function_common): Move most of the code
7946 from add_builtin_function here, calling the hook passed in.
7947 (add_builtin_function): Call add_builtin_function_common with
7948 standard builtin hook.
7949 (add_builtin_function_ext_scope): New function to add builtins to
7952 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7954 (add_builtin_function_ext_scope): Add declaration.
7956 * c-pragma.c (handle_pragma_target): Rename from
7957 handle_pragma_option, #pragma GCC option is now #pragma GCC
7958 target. Move warning about port not supporting target options to
7959 default pragma parse hook. Remove push/pop/reset from this
7961 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7962 (option_stack): Delete static variable.
7963 (optimize_stack): Ditto.
7964 (optons_stack): New stack of saved target and optimization
7966 (handle_pragma_push_options): New function to handle pushing both
7967 target and optimization options.
7968 (handle_pragma_pop_options): New function to handle popping both
7969 target and optimization options.
7970 (handle_pragma_reset_options): New function to handle resetting
7971 both target and optimization options to their initial state.
7972 (init_pragma): Rename handle_pragma_option to
7973 handle_pragma_target. Add support for push_options, pop_options,
7974 and reset_options pragmas.
7976 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7977 default_target_option_pragma_parse.
7978 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7979 default_target_option_valid_attribute_p.
7980 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7981 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7982 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7983 optimization level on hot/cold functions.
7985 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7986 if the caller and callee have different optimization levels.
7988 * c-common.c (handle_target_attribute): Rename from
7989 handle_option_attribute, attribute((option(...))) is now
7990 attribute((target(...))). Move warning if the port does not
7991 support target attributes to the default hook.
7992 (handle_hot_attribute): Delete code to change the optimization
7993 level of hot functions.
7994 (handle_cold_attribute): Ditto.
7996 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7997 argument that is the binary tree options to use if there are no
7998 arguments. Call ix86_valid_target_attribute_tree instead of
7999 ix86_valid_option_attribute_tree.
8000 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8001 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8002 ix86_pragma_option_parse.
8004 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8005 Rename from ix86_valid_option_attribute_tree.
8007 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8008 new builtins when the ISA changes.
8009 (ix86_valid_target_attribute_tree): Rename from
8010 ix86_valid_option_attribute_tree. Change callers. If the
8011 function specified optimization options, use those as the starting
8012 point before setting up the target attributes. If the
8013 optimization options were changed in the course of setting the
8014 target attributes, record the new optimization options.
8015 (ix86_valid_target_attribute_tree_inner_p): Rename from
8016 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8017 ix86_add_new_builtins if the ISA changed.
8018 (ix86_valid_target_attribute_p): Rename from
8019 ix86_valid_option_attribute_p. Change callers.
8020 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8021 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8022 as delayed builtin functions.
8023 (struct builtin_isa): New structure to record builtin functions
8024 that should be delayed until the ISA for that function is used.
8025 (ix86_builtins_isa): Change from int to struct to track builtin
8026 functions we want to declare at some point.
8027 (def_builtin): If the front end can delay defining the builtin
8028 functions, don't create builtins for ISAs not part of the default
8030 (def_builtin_const): Ditto.
8031 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8032 __builtin_ia32_pcmov_v2di to be different builtin functions.
8033 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8034 a structure instead of an int.
8035 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8036 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8037 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8038 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8040 * config/ia64/ia64.h
8041 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8042 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8044 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8045 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8046 (LANG_HOOKS_INITIALIZER): Add
8047 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8049 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8052 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8053 the reload address with the index register for SFmode
8054 access with a displacement.
8056 2008-08-30 Jan Hubicka <jh@suse.cz>
8058 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8059 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8060 * dojump.c (do_jump): Likewise.
8061 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8062 (note-if_info): Add BRANCH_COST.
8063 (noce_try_store_flag_constants, noce_try_addcc,
8064 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8065 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8066 find_if_case_2): Use computed branch cost.
8067 * expr.h (BRANCH_COST): Update default.
8068 * predict.c (predictable_edge_p): New function.
8069 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8070 Update BRANCH_COST call.
8071 * basic-block.h (predictable_edge_p): Declare.
8072 * config/alpha/alpha.h (BRANCH_COST): Update.
8073 * config/frv/frv.h (BRANCH_COST): Update.
8074 * config/s390/s390.h (BRANCH_COST): Update.
8075 * config/spu/spu.h (BRANCH_COST): Update.
8076 * config/sparc/sparc.h (BRANCH_COST): Update.
8077 * config/m32r/m32r.h (BRANCH_COST): Update.
8078 * config/i386/i386.h (BRANCH_COST): Update.
8079 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8081 * config/sh/sh.h (BRANCH_COST): Update.
8082 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8083 * config/avr/avr.h (BRANCH_COST): Update.
8084 * config/crx/crx.h (BRANCH_COST): Update.
8085 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8086 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8087 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8088 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8089 * config/ia64/ia64.h (BRANCH_COST): Update.
8090 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8091 * config/arc/arc.h (BRANCH_COST): Update.
8092 * config/score/score.h (BRANCH_COST): Update.
8093 * config/arm/arm.h (BRANCH_COST): Update.
8094 * config/pa/pa.h (BRANCH_COST): Update.
8095 * config/mips/mips.h (BRANCH_COST): Update.
8096 * config/vax/vax.h (BRANCH_COST): Update.
8097 * config/h8300/h8300.h (BRANCH_COST): Update.
8098 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8099 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8100 * doc/tm.texi (BRANCH_COST): Update.
8102 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8105 * config/arm/arm.c (arm_optimization_options): Set
8106 flag_section_anchors to 2 instead of 1 to distinguish it from
8107 -fsection-anchors given explicitely on the command line.
8109 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8111 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8112 final insn of a split.
8114 2008-08-30 Jan Hubicka <jh@suse.cz>
8116 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8117 optimized for speed.
8118 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8119 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8120 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8121 flag_gcse_after_reload_set): New static vars.
8122 (common_handle_option): Enable those flags for profile-use.
8123 (decode_options): Remove optimize_size flags that are handled
8124 on higher granuality.
8125 * tree-vectorizer.c (vectorize_loops): Use
8126 optimize_loop_nest_for_speed_p.
8127 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8128 * tree-predcom.c (tree_predictive_commoning): Use
8129 optimize_loop_for_speed_p.
8130 * varasm.c (assemble_start_function): Use
8131 optimize_function_for_speed_p.
8132 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8133 * predict.c (optimize_loop_for_speed_p): Fix walk.
8135 2008-08-30 Jan Hubicka <jh@suse.cz>
8137 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8139 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8140 profile presence locally.
8142 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8145 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8146 versions before 4.0.
8148 2008-08-29 Jan Hubicka <jh@suse.cz>
8150 * tree-inline.c (insert_init_stmt): Insert sequence even when
8153 2008-08-29 Jeff Law <law@redhat.com>
8155 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8156 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8157 location and class is an FP register.
8159 2008-08-29 Jan Hubicka <jh@suse.cz>
8161 * see.c (see_merge_one_def_extension): Silence used uninitialized
8163 * matrix-reorg.c (check_allocation_function): Likewise.
8164 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8166 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8169 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8170 compute new & and | in type rather than TREE_TYPE (arg0).
8172 * dwarf2out.c (fortran_common): Update comment.
8173 (gen_variable_die): Swap com_die and var_die variables in Fortran
8174 COMMON block handling code.
8176 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8178 * dwarf2out.c (gen_const_die): New function.
8179 (size_of_die, value_format, output_die): Output larger
8180 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8181 (native_encode_initializer): New function.
8182 (tree_add_const_value_attribute): Call it.
8183 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8185 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8186 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8187 TREE_THIS_VOLATILE to add_type_attribute.
8189 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8191 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8194 * dwarf2out.c (loc_by_reference): New function.
8195 (add_location_or_const_value_attribute): Use it.
8198 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8199 as DW_TAG_variable children of DW_TAG_common_block rather than
8200 DW_TAG_member children. Put DW_AT_external to individual
8201 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8203 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8204 loc_descriptor_from_tree_1.
8208 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8209 arguments to imported_module_or_decl.
8210 (debug_nothing_tree_tree): Removed.
8211 (debug_nothing_tree_tree_tree_bool): New prototype.
8212 * debug.c (do_nothing_debug_hooks): Adjust.
8213 (debug_nothing_tree_tree): Removed.
8214 (debug_nothing_tree_tree_tree_bool): New function.
8215 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8216 (gen_variable_die): Put all common vars for the
8217 same COMMON block under one DW_TAG_common_block.
8218 (declare_in_namespace): Return new context_die, for Fortran
8219 return the module DIE instead of adding extra declarations into
8221 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8222 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8223 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8225 (dwarf2out_global_decl): Don't skip Fortran global vars.
8226 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8227 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8228 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8229 DW_TAG_imported_declaration as child of previous
8230 DW_TAG_imported_module.
8231 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8232 * sdbout.c (sdb_debug_hooks): Likewise.
8233 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8235 2008-08-29 Jan Hubicka <jh@suse.cz>
8237 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8239 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8240 * ipa-cp.c (n_cloning_candidates): New static variable.
8241 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8242 (ipcp_print_all_lattices): Improve debug output.
8243 (ipcp_cloning_candidate_p): New function.
8244 (ipcp_initialize_node_lattices): Use it.
8245 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8246 (ipcp_propagate_stage): Prettier debug output.
8247 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8248 (ipcp_print_all_structures): Remove.
8249 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8250 (ipcp_insert_stage): Prettier debug output; call
8251 cgraph_remove_unreachable_nodes before propagating.
8252 (pass_ipa_cp): Schedule function removal pass.
8253 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8255 (cgraph_maybe_hot_edge_p): Move to ...
8256 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8257 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8258 (common_handle_option): Set them; enable ipa-cp when profiling.
8259 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8260 (ipa_print_all_jump_functions): Likewise.
8261 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8262 (ipa_print_node_params, ipa_print_all_params): New.
8263 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8264 ipa_print_all_param_flags): Remove.
8265 (ipa_print_node_params, ipa_print_all_params): New.
8267 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8269 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8270 change from 2008-04-03.
8271 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8273 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8276 * ira-color.c (push_allocnos_to_stack): Truncate
8277 removed_splay_allocno_vec.
8279 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8282 * ira-color (ira_fast_allocation): Don't assign hard registers to
8285 2008-08-29 Jan Hubicka <jh@suse.cz>
8288 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8289 for cold internal loops.
8291 2008-08-29 Richard Guenther <rguenther@suse.de>
8293 * tree-ssa-structalias.c (create_variable_info_for): Do not
8294 create fields for heap vars or vars with a noalias state.
8295 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8298 2008-08-29 Richard Guenther <rguenther@suse.de>
8300 * common.opt (ftree-store-ccp): Mark as preserved for
8301 backward compatibility.
8302 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8303 * tree-pass.h (pass_store_ccp): Remove.
8304 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8305 (first_vdef): Remove declaration.
8306 (get_value_loaded_by): Likewise.
8307 * tree-ssa-ccp.c (do_store_ccp): Remove.
8308 (get_default_value): Simplify as do_store_ccp is always false
8309 now. Do not initialize mem_ref.
8310 (set_value_varying): Likewise.
8311 (canonicalize_float_value): Likewise.
8312 (set_lattice_value): Likewise.
8313 (likely_value): Likewise.
8314 (surely_varying_stmt_p): Likewise.
8315 (ccp_initialize): Likewise.
8316 (ccp_lattice_meet): Likewise.
8317 (ccp_visit_phi_node): Likewise.
8318 (ccp_fold): Likewise.
8319 (evaluate_stmt): Likewise.
8320 (visit_assignment): Likewise.
8321 (ccp_visit_stmt): Likewise.
8322 (execute_ssa_ccp): Fold into ...
8323 (do_ssa_ccp): ... this.
8324 (do_ssa_store_ccp): Remove.
8325 (gate_store_ccp): Likewise.
8326 (pass_store_ccp): Likewise.
8327 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8329 * tree-ssa-propagate.c (first_vdef): Remove.
8330 (get_value_loaded_by): Likewise.
8331 (replace_vuses_in): Likewise.
8332 (substitute_and_fold): Do not call replace_vuses_in.
8333 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8335 2008-08-29 Richard Guenther <rguenther@suse.de>
8338 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8339 PARAM_NOALIAS tags with is_heapvar.
8340 * tree-ssa-operands.c (access_can_touch_variable): Offset
8341 based tests do not apply for heapvars. Fix offset test.
8343 2008-08-29 Jan Hubicka <jh@suse.cz>
8345 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8346 (-fipa-cp-clone): Enabled by default at -O3.
8347 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8348 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8350 2008-08-29 Jan Hubicka <jh@suse.cz>
8352 * tree.c (build_function_type_skip_args,
8353 build_function_decl_skip_args): New functions.
8354 * tree.h (build_function_type_skip_args,
8355 build_function_decl_skip_args): Declare.
8356 * gimple.c (giple_copy_call_skip_args): New function.
8357 (giple_copy_call_skip_args): Declare.
8359 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8360 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8361 (ipcp_node_modifiable_p): ... this one; use
8362 tree_versionable_function_p.
8363 (ipcp_create_replace_map): Improve debug output.
8364 (ipcp_need_redirect_p): Return false when not clonning.
8365 (ipcp_update_callgraph): Skip args.
8366 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8368 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8369 (save_inline_function_body): Update call of tree_function_versioning.
8370 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8371 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8373 (tree_function_versioning): Likewise.
8374 * tree-inline.h (tree_function_versioning): Update prototype.
8376 2008-08-29 Jan Hubicka <jh@suse.cz>
8378 * loop-unswitch.c (unswitch_single_loop): Use
8379 optimize_loop_for_speed_p.
8380 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8381 Use optimize_function_for_size_p.
8382 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8383 * postreload-gcse.c (eliminate_partially_redundant_load):
8384 Use optimize_bb_for_size_p.
8385 * value-prof.c (gimple_divmod_fixed_value_transform,
8386 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8387 gimple_stringops_transform): Use optimize_bb_for_size_p.
8388 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8389 * final.c (compute_alignments): Use optimize_function_for_size_p.
8390 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8391 (fold_builtin_strcpy, fold_builtin_fputs): Use
8392 optimize_function_for_size_p.
8393 * fold-const.c (tree_swap_operands_p): Use
8394 optimize_function_for_size_p.
8395 * recog.c (relax_delay_slots): Likewise.
8396 * tree-ssa-math-opts.c (replace_reciprocal):
8397 Use optimize_bb_for_speed_p.
8398 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8399 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8400 optimize_function_for_size_p.
8401 (cgraph_decide_inlining_of_small_function): Use
8402 optimize_function_for_size_p.
8403 * global.c (find_reg): Use optimize_function_for_size_p.
8404 * opts.c (decode_options): Do not clear flag_tree_ch,
8405 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8406 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8407 work it out from profile.
8408 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8409 optimize_loop_for_speed_p.
8410 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8412 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8413 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8414 * tree-eh.c (decide_copy_try_finally): Use
8415 optimize_function_for_size_p.
8416 * local-alloc.c (block_alloc): Pass BB pointer.
8417 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8418 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8419 * loop-unroll.c (decide_unrolling_and_peeling):
8420 Use optimize_loop_for_size_p.
8421 (decide_peel_completely): Likewise.
8422 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8423 optimize_loop_for_size_p.
8424 (vect_enhance_data_refs_alignment): Likewise.
8425 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8426 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8428 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8429 (try_crossjump_bb): Use optimize_bb_for_size_p.
8430 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8431 optimize_loop_for_speed_p.
8432 * bb-reorder.c (find_traces_1_round): Likewise.
8433 (copy_bb): Use optimize_bb_for_speed_p.
8434 (duplicate_computed_gotos): Likewise.
8435 * basic-block.h (optimize_loop_nest_for_size_p,
8436 optimize_loop_nest_for_speed_p): New.
8437 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8439 2008-08-29 Tristan Gingold <gingold@adacore.com>
8441 * gcov.c (main): Call expandargv.
8443 2008-08-29 Jan Hubicka <jh@suse.cz>
8445 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8447 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8449 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8450 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8452 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8454 2008-08-29 Jan Hubicka <jh@suse.cz>
8456 * tree-pass.h (pass_strip_predict_hints): Declare.
8457 * predict.c (strip_builtin_expect): Rename to ...
8458 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8459 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8460 (tree_estimate_probability): Do not strip builtin_expect.
8461 (pass_strip_predict_hints): New pass.
8462 * tree-inline.c (expand_call_inline): When inlining cold function,
8463 predict it as unlikely.
8464 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8466 2008-08-29 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/37207
8469 * tree-vrp.c (extract_range_from_binary_expr): Also try
8470 to constant fold if only one of the operands is a constant.
8472 2008-08-29 Nick Clifton <nickc@redhat.com>
8474 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8475 the same way as SYMBOL_REFs.
8477 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8479 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8481 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8483 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8484 * config/mips/mips.md (branch_likely): Remove const. Fix
8486 (define_delay for type "branch"): Change to only apply for branch
8487 with likely variant.
8488 (define_delay for type "branch" and "branch_likely" no). New delay
8490 (equality_op): New code iterator.
8491 (bbv, bbinv): New code attributes.
8492 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8495 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8496 Andrew Pinski <pinskia@gcc.gnu.org>
8499 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8501 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8503 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8504 rule that a symbolic constant must be defined and >= 0 for the
8505 corresponding facility to be present at compile-time.
8506 * gthr-posix.c: Likewise.
8508 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8510 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8511 * config/mips/mips.md (D): New mode attribute.
8512 (mulsi3, muldi3): Merge it into ...
8513 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8514 (muldi3_mul3): New pattern.
8515 (mulsi3_mult3): Rename to mulsi3_mul3.
8517 2008-08-28 Jan Hubicka <jh@suse.cz>
8519 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8521 * predict.c (always_optimize_for_size_p): Rename to ...
8522 (optimize_function_for_size): ... this one; make extern.
8523 (optimize_function_for_speed_p): New.
8524 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8525 optimize_edge_for_size_p,optimize_edge_for_size_p,
8526 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8527 * basic-block.h (optimize_function_for_size_p,
8528 optimize_function_for_speed_p): Declare.
8529 * i386.md (optimize_size checks): Replace them by appropriate
8531 (standard_80387_constant_p, ix86_compute_frame_layout,
8532 ix86_expand_epilogue, ix86_decompose_address,
8533 print_operand, emit_i387_cw_initialization,
8534 inline_memory_move_cost, ix86_pad_returns,
8535 ix86_reorg): Replace optimize_size checks.
8537 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8539 * rtl.h (simplify_subreg_regno): Declare.
8540 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8541 * simplify-rtx.c (simplify_subreg): ...here.
8542 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8543 subreg_offset_representable_p.
8545 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8548 * c-typeck.c (convert_for_assignment): Give a note describing what
8549 was passed and what was expected.
8551 2008-08-28 Joey Ye <joey.ye@intel.com>
8553 * doc/extend.texi: Document AVX built-in functions.
8554 * doc/invoke.texi: Document -mavx.
8556 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8557 Joey Ye <joey.ye@intel.com>
8558 Xuepeng Guo <xuepeng.guo@intel.com>
8560 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8562 * config/i386/cpuid.h (bit_FMA): New.
8563 (bit_XSAVE): Likewise.
8564 (bit_OSXSAVE): Likewise.
8565 (bit_AVX): Likewise.
8567 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8568 define. Use ASM_OUTPUT_AVX_PREFIX.
8570 * config/i386/gmmintrin.h: New.
8572 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8573 (OPTION_MASK_ISA_AVX_SET): New.
8574 (OPTION_MASK_ISA_FMA_SET): Likewise.
8575 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8576 (OPTION_MASK_ISA_FMA_SET): Likewise.
8577 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8578 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8579 (pta_flags): Add PTA_AVX and PTA_FMA.
8580 (override_options): Handle PTA_AVX and PTA_FMA.
8581 (init_cumulative_args): Handle warn_avx.
8582 (classify_argument): Return 0 for COImode and OImode. Return
8583 1 and X86_64_AVX_CLASS for 256bit vector types.
8584 (examine_argument): Handle X86_64_AVX_CLASS.
8585 (construct_container): Likewise.
8586 (function_arg_advance_32): Pass OImode and 256bit vector types
8588 (function_arg_advance_64): Take a new argument to indicate if a
8589 parameter is named. Handle 256bit vector types. Return
8590 immediately for unnamed 256bit vector mode parameters.
8591 (function_arg_advance): Updated.
8592 (function_arg_32): Add comments for TImode. Handle OImode
8593 and 256bit vector types.
8594 (function_arg_64): Take a new argument to indicate if a
8595 parameter is named. Handle 256bit vector types. Return NULL
8596 for unnamed 256bit vector mode parameters.
8597 (function_arg): Updated.
8598 (setup_incoming_varargs_64): Support
8599 AVX encoding for *sse_prologue_save_insn.
8600 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8601 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8602 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8603 enabled, otherwise return -3.
8604 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8606 (print_reg): Support AVX registers. Handle 'x' and 't'.
8607 Handle 'd' to duplicate the operand.
8608 (print_operand): Likewise. Also support AVX vector compare
8610 (output_387_binary_op): Support AVX.
8611 (output_fp_compare): Likewise.
8612 (ix86_expand_vector_move_misalign): Likewise.
8613 (ix86_attr_length_vex_default): New.
8614 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8615 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8616 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8617 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8618 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8619 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8620 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8621 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8622 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8623 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8624 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8625 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8626 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8627 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8628 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8629 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8630 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8631 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8632 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8633 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8634 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8635 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8636 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8637 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8638 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8639 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8640 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8641 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8642 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8643 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8644 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8645 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8646 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8647 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8648 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8649 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8650 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8651 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8652 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8653 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8654 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8655 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8656 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8657 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8658 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8659 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8660 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8661 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8662 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8663 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8664 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8665 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8666 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8667 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8668 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8669 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8670 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8671 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8672 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8673 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8674 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8675 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8676 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8677 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8678 and IX86_BUILTIN_MOVMSKPS256,
8679 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8680 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8681 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8682 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8683 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8684 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8685 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8686 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8687 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8688 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8689 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8690 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8691 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8692 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8693 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8694 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8695 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8696 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8697 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8698 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8699 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8700 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8701 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8702 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8703 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8704 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8705 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8706 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8707 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8708 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8709 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8710 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8711 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8712 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8713 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8714 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8715 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8716 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8717 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8718 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8719 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8720 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8721 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8722 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8723 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8724 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8725 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8726 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8727 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8728 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8729 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8730 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8731 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8732 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8733 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8734 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8735 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8736 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8738 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8739 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8740 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8741 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8742 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8743 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8744 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8745 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8746 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8747 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8748 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8749 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8750 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8751 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8752 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8753 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8754 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8755 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8756 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8757 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8758 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8759 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8760 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8761 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8762 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8763 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8764 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8765 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8766 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8767 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8768 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8769 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8770 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8771 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8772 IX86_BUILTIN_MOVMSKPS256.
8773 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8774 (ix86_expand_args_builtin): Likewise.
8775 (ix86_expand_special_args_builtin): Likewise.
8776 (ix86_hard_regno_mode_ok): Handle AVX modes.
8777 (ix86_expand_vector_init_duplicate): Likewise.
8778 (ix86_expand_vector_init_one_nonzero): Likewise.
8779 (ix86_expand_vector_init_one_var): Likewise.
8780 (ix86_expand_vector_init_concat): Likewise.
8781 (ix86_expand_vector_init_general): Likewise.
8782 (ix86_expand_vector_set): Likewise.
8783 (ix86_vector_mode_supported_p): Likewise.
8784 (x86_extended_reg_mentioned_p): Check INSN_P before using
8787 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8788 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8790 * config/i386/i386.h (TARGET_AVX): New.
8791 (TARGET_FMA): Likewise.
8792 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8793 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8794 (VALID_AVX256_REG_MODE): New.
8795 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8796 (AVX_FLOAT_MODE_P): Likewise.
8797 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8798 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8799 (AVX_VEC_FLOAT_MODE_P): Likewise.
8800 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8801 (ASM_OUTPUT_OPCODE): Likewise.
8802 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8804 (SSE_REG_MODE_P): Allow 256bit vector modes.
8805 (ix86_args): Add a warn_avx field.
8807 * config/i386/i386.md (UNSPEC_PCMP): New.
8808 (UNSPEC_VPERMIL): Likewise.
8809 (UNSPEC_VPERMIL2): Likewise.
8810 (UNSPEC_VPERMIL2F128): Likewise.
8811 (UNSPEC_MASKLOAD): Likewise.
8812 (UNSPEC_MASKSTORE): Likewise.
8813 (UNSPEC_CAST): Likewise.
8814 (UNSPEC_VTESTP): Likewise.
8815 (UNSPECV_VZEROALL): Likewise.
8816 (UNSPECV_VZEROUPPER): Likewise.
8817 (XMM0_REG): Likewise.
8818 (XMM1_REG): Likewise.
8819 (XMM2_REG): Likewise.
8820 (XMM3_REG): Likewise.
8821 (XMM4_REG): Likewise.
8822 (XMM5_REG): Likewise.
8823 (XMM6_REG): Likewise.
8824 (XMM8_REG): Likewise.
8825 (XMM9_REG): Likewise.
8826 (XMM10_REG): Likewise.
8827 (XMM11_REG): Likewise.
8828 (XMM12_REG): Likewise.
8829 (XMM13_REG): Likewise.
8830 (XMM14_REG): Likewise.
8831 (XMM15_REG): Likewise.
8833 (prefix_vex_imm8): Likewise.
8834 (prefix_vex_w): Likewise.
8835 (length_vex): Likewise.
8838 (*avx_ashlti3): Likewise.
8839 (*avx_lshrti3): Likewise.
8840 (*avx_setcc<mode>): Likewise.
8841 (*fop_<mode>_comm_mixed_avx): Likewise.
8842 (*fop_<mode>_comm_avx): Likewise.
8843 (*fop_<mode>_1_mixed_avx): Likewise.
8844 (*fop_<mode>_1_avx): Likewise.
8845 (*avx_<code><mode>3): Likewise.
8846 (*avx_ieee_smin<mode>3): Likewise.
8847 (*avx_ieee_smax<mode>3): Likewise.
8848 (mode): Add OI, V8SF and V4DF.
8849 (length): Support VEX prefix.
8850 (*cmpfp_i_mixed): Set prefix attribute.
8851 (*cmpfp_i_sse): Likewise.
8852 (*cmpfp_iu_mixed): Likewise.
8853 (*cmpfp_iu_sse): Likewise.
8854 (*movsi_1): Support AVX.
8855 (*movdi_2): Likewise.
8856 (*movdi_1_rex64): Likewise.
8857 (*movti_internal): Likewise.
8858 (*movti_rex64): Likewise.
8859 (*movsf_1): Likewise.
8860 (*movdf_nointeger): Likewise.
8861 (*movdf_integer_rex64): Likewise.
8862 (*movtf_internal): Likewise.
8863 (zero_extendsidi2_32): Likewise.
8864 (zero_extendsidi2_rex64): Likewise.
8865 (*extendsfdf2_mixed): Likewise.
8866 (*extendsfdf2_sse): Likewise.
8867 (*truncdfsf_fast_mixed): Likewise.
8868 (*truncdfsf_fast_sse): Likewise.
8869 (*truncdfsf_mixed): Likewise.
8870 (fix_trunc<mode>di_sse): Likewise.
8871 (fix_trunc<mode>si_sse): Likewise.
8872 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8873 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8874 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8875 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8876 (*rcpsf2_sse): Likewise.
8877 (*rsqrtsf2_sse): Likewise.
8878 (*sqrt<mode>2_sse): Likewise.
8879 (sse4_1_round<mode>2): Likewise.
8880 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8881 Support AVX. Set length attribute properly for AVX.
8883 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8884 (VECTOR_MODES (FLOAT, 32)): Likewise.
8885 (VECTOR_MODE (INT, DI, 8)): Likewise.
8886 (VECTOR_MODE (INT, HI, 32)): Likewise.
8887 (VECTOR_MODE (INT, QI, 64)): Likewise.
8888 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8889 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8890 (VECTOR_MODE (INT, DI, 4)): Removed.
8891 (VECTOR_MODE (INT, SI, 8)): Likewise.
8892 (VECTOR_MODE (INT, HI, 16)): Likewise.
8893 (VECTOR_MODE (INT, QI, 32)): Likewise.
8894 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8895 (INT_MODE (OI, 32)): Likewise.
8897 * config/i386/i386.opt (mavx): New.
8900 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8902 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8903 (*mov<mode>_internal_avx): New.
8904 (*movv2sf_internal_rex64_avx): Likewise.
8905 (*movv2sf_internal_avx): Likewise.
8907 * config/i386/predicates.md (const_4_to_5_operand): New.
8908 (const_6_to_7_operand): Likewise.
8909 (const_8_to_11_operand): Likewise.
8910 (const_12_to_15_operand): Likewise.
8911 (avx_comparison_float_operator): Likewise.
8913 * config/i386/sse.md (AVX256MODEI): New.
8914 (AVX256MODE): Likewise.
8915 (AVXMODEQI): Likewise.
8916 (AVXMODE): Likewise.
8917 (AVX256MODEF2P): Likewise.
8918 (AVX256MODE2P): Likewise.
8919 (AVX256MODE4P): Likewise.
8920 (AVX256MODE8P): Likewise.
8921 (AVXMODEF2P): Likewise.
8922 (AVXMODEF4P): Likewise.
8923 (AVXMODEDCVTDQ2PS): Likewise.
8924 (AVXMODEDCVTPS2DQ): Likewise.
8925 (avxvecmode): Likewise.
8926 (avxvecpsmode): Likewise.
8927 (avxhalfvecmode): Likewise.
8928 (avxscalarmode): Likewise.
8929 (avxcvtvecmode): Likewise.
8930 (avxpermvecmode): Likewise.
8931 (avxmodesuffixf2c): Likewise.
8932 (avxmodesuffixp): Likewise.
8933 (avxmodesuffixs): Likewise.
8934 (avxmodesuffix): Likewise.
8935 (vpermilbits): Likewise.
8936 (pinsrbits): Likewise.
8937 (mov<mode>): Likewise.
8938 (*mov<mode>_internal): Likewise.
8939 (push<mode>1): Likewise.
8940 (movmisalign<mode>): Likewise.
8941 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8942 (avx_movdqu<avxmodesuffix>): Likewise.
8943 (avx_lddqu<avxmodesuffix>): Likewise.
8944 (<plusminus_insn><mode>3): Likewise.
8945 (*avx_<plusminus_insn><mode>3): Likewise.
8946 (*avx_vm<plusminus_insn><mode>3): Likewise.
8947 (mul<mode>3): Likewise.
8948 (*avx_mul<mode>3): Likewise.
8949 (*avx_vmmul<mode>3): Likewise.
8950 (divv8sf3): Likewise.
8951 (divv4df3): Likewise.
8952 (avx_div<mode>3): Likewise.
8953 (*avx_div<mode>3): Likewise.
8954 (*avx_vmdiv<mode>3): Likewise.
8955 (avx_rcpv8sf2): Likewise.
8956 (*avx_vmrcpv4sf2): Likewise.
8957 (sqrtv8sf2): Likewise.
8958 (avx_sqrtv8sf2): Likewise.
8959 (*avx_vmsqrt<mode>2): Likewise.
8960 (rsqrtv8sf2): Likewise.
8961 (avx_rsqrtv8sf2): Likewise.
8962 (*avx_vmrsqrtv4sf2): Likewise.
8963 (<code><mode>3): Likewise.
8964 (*avx_<code><mode>3_finite): Likewise.
8965 (*avx_<code><mode>3): Likewise.
8966 (*avx_vm<code><mode>3): Likewise.
8967 (*avx_ieee_smin<mode>3): Likewise.
8968 (*avx_ieee_smax<mode>3): Likewise.
8969 (avx_addsubv8sf3): Likewise.
8970 (avx_addsubv4df3): Likewise.
8971 (*avx_addsubv4sf3): Likewise.
8972 (*avx_addsubv2df3): Likewise.
8973 (avx_h<plusminus_insn>v4df3): Likewise.
8974 (avx_h<plusminus_insn>v8sf3): Likewise.
8975 (*avx_h<plusminus_insn>v4sf3): Likewise.
8976 (*avx_h<plusminus_insn>v2df3): Likewise.
8977 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8978 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8979 (*avx_maskcmp<mode>3): Likewise.
8980 (avx_nand<mode>3): Likewise.
8981 (*avx_<code><mode>3): Likewise.
8982 (*avx_nand<mode>3): Likewise.
8983 (*avx_<code><mode>3): Likewise.
8984 (*avx_cvtsi2ss): Likewise.
8985 (*avx_cvtsi2ssq): Likewise.
8986 (*avx_cvtsi2sd): Likewise.
8987 (*avx_cvtsi2sdq): Likewise.
8988 (*avx_cvtsd2ss): Likewise.
8989 (avx_cvtss2sd): Likewise.
8990 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8991 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8992 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8993 (*avx_cvtsi2sd): Likewise.
8994 (*avx_cvtsi2sdq): Likewise.
8995 (avx_cvtdq2pd256): Likewise.
8996 (avx_cvtpd2dq256): Likewise.
8997 (avx_cvttpd2dq256): Likewise.
8998 (*avx_cvtsd2ss): Likewise.
8999 (*avx_cvtss2sd): Likewise.
9000 (avx_cvtpd2ps256): Likewise.
9001 (avx_cvtps2pd256): Likewise.
9002 (*avx_movhlps): Likewise.
9003 (*avx_movlhps): Likewise.
9004 (avx_unpckhps256): Likewise.
9005 (*avx_unpckhps): Likewise.
9006 (avx_unpcklps256): Likewise.
9007 (*avx_unpcklps): Likewise.
9008 (avx_movshdup256): Likewise.
9009 (avx_movsldup256): Likewise.
9010 (avx_shufps256): Likewise.
9011 (avx_shufps256_1): Likewise.
9012 (*avx_shufps_<mode>): Likewise.
9013 (*avx_loadhps): Likewise.
9014 (*avx_storelps): Likewise.
9015 (*avx_loadlps): Likewise.
9016 (*avx_movss): Likewise.
9017 (*vec_dupv4sf_avx): Likewise.
9018 (*vec_concatv2sf_avx): Likewise.
9019 (*vec_concatv4sf_avx): Likewise.
9020 (*vec_setv4sf_0_avx): Likewise.
9021 (*vec_setv4sf_avx): Likewise.
9022 (*avx_insertps): Likewise.
9023 (avx_vextractf128<mode>): Likewise.
9024 (vec_extract_lo_<mode>): Likewise.
9025 (vec_extract_hi_<mode>): Likewise.
9026 (vec_extract_lo_<mode>): Likewise.
9027 (vec_extract_hi_<mode>): Likewise.
9028 (vec_extract_lo_v16hi): Likewise.
9029 (vec_extract_hi_v16hi): Likewise.
9030 (vec_extract_lo_v32qi): Likewise.
9031 (vec_extract_hi_v32qi): Likewise.
9032 (avx_unpckhpd256): Likewise.
9033 (*avx_unpckhpd): Likewise.
9034 (avx_movddup256): Likewise.
9035 (*avx_movddup): Likewise.
9036 (avx_unpcklpd256): Likewise.
9037 (*avx_unpcklpd): Likewise.
9038 (avx_shufpd256): Likewise.
9039 (avx_shufpd256_1): Likewise.
9040 (*avx_punpckhqdq): Likewise.
9041 (*avx_punpcklqdq): Likewise.
9042 (*avx_shufpd_<mode>): Likewise.
9043 (*avx_storehpd): Likewise.
9044 (*avx_loadhpd): Likewise.
9045 (*avx_loadlpd): Likewise.
9046 (*avx_movsd): Likewise.
9047 (*vec_concatv2df_avx): Likewise.
9048 (*avx_<plusminus_insn><mode>3): Likewise.
9049 (*avx_<plusminus_insn><mode>3): Likewise.
9050 (*avx_mulv8hi3): Likewise.
9051 (*avxv8hi3_highpart): Likewise.
9052 (*avx_umulv8hi3_highpart): Likewise.
9053 (*avx_umulv2siv2di3): Likewise.
9054 (*avx_mulv2siv2di3): Likewise.
9055 (*avx_pmaddwd): Likewise.
9056 (*avx_mulv4si3): Likewise.
9057 (*avx_ashr<mode>3): Likewise.
9058 (*avx_lshr<mode>3): Likewise.
9059 (*avx_ashl<mode>3): Likewise.
9060 (*avx_<code><mode>3): Likewise.
9061 (*avx_eq<mode>3): Likewise.
9062 (*avx_gt<mode>3): Likewise.
9063 (*avx_nand<mode>3): Likewise.
9064 (*avx_nand<mode>3): Likewise.
9065 (*avx_<code><mode>3): Likewise.
9066 (*avx_<code><mode>3): Likewise.
9067 (*avx_packsswb): Likewise.
9068 (*avx_packssdw): Likewise.
9069 (*avx_packuswb): Likewise.
9070 (*avx_punpckhbw): Likewise.
9071 (*avx_punpcklbw): Likewise.
9072 (*avx_punpckhwd): Likewise.
9073 (*avx_punpcklwd): Likewise.
9074 (*avx_punpckhdq): Likewise.
9075 (*avx_punpckldq): Likewise.
9076 (*avx_pinsr<avxmodesuffixs>): Likewise.
9077 (*avx_pinsrq): Likewise.
9078 (*avx_loadld): Likewise.
9079 (*vec_extractv2di_1_rex64_avx): Likewise.
9080 (*vec_extractv2di_1_avx): Likewise.
9081 (*vec_dupv2di_avx): Likewise.
9082 (*vec_concatv2si_avx): Likewise.
9083 (*vec_concatv4si_1_avx): Likewise.
9084 (*vec_concatv2di_avx): Likewise.
9085 (*vec_concatv2di_rex64_avx): Likewise.
9086 (*avx_uavgv16qi3): Likewise.
9087 (*avx_uavgv8hi3): Likewise.
9088 (*avx_psadbw): Likewise.
9089 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9090 (*avx_phaddwv8hi3): Likewise.
9091 (*avx_phadddv4si3): Likewise.
9092 (*avx_phaddswv8hi3): Likewise.
9093 (*avx_phsubwv8hi3): Likewise.
9094 (*avx_phsubdv4si3): Likewise.
9095 (*avx_phsubswv8hi3): Likewise.
9096 (*avx_pmaddubsw128): Likewise.
9097 (*avx_pmulhrswv8hi3): Likewise.
9098 (*avx_pshufbv16qi3): Likewise.
9099 (*avx_psign<mode>3): Likewise.
9100 (*avx_palignrti): Likewise.
9101 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9102 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9103 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9104 (*avx_mpsadbw): Likewise.
9105 (*avx_packusdw): Likewise.
9106 (*avx_pblendvb): Likewise.
9107 (*avx_pblendw): Likewise.
9108 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9109 (avx_ptest256): Likewise.
9110 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9111 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9112 (*avx_aesenc): Likewise.
9113 (*avx_aesenclast): Likewise.
9114 (*avx_aesdec): Likewise.
9115 (*avx_aesdeclast): Likewise.
9116 (avx_vzeroupper): Likewise.
9117 (avx_vzeroupper_rex64): Likewise.
9118 (avx_vpermil<mode>): Likewise.
9119 (avx_vpermilvar<mode>3): Likewise.
9120 (avx_vpermil2<mode>3): Likewise.
9121 (avx_vperm2f128<mode>3): Likewise.
9122 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9123 (avx_vbroadcastss256): Likewise.
9124 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9125 (avx_vinsertf128<mode>): Likewise.
9126 (vec_set_lo_<mode>): Likewise.
9127 (vec_set_hi_<mode>): Likewise.
9128 (vec_set_lo_<mode>): Likewise.
9129 (vec_set_hi_<mode>): Likewise.
9130 (vec_set_lo_v16hi): Likewise.
9131 (vec_set_hi_v16hi): Likewise.
9132 (vec_set_lo_v32qi): Likewise.
9133 (vec_set_hi_v32qi): Likewise.
9134 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9135 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9136 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9137 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9138 (vec_init<mode>): Likewise.
9139 (*vec_concat<mode>_avx): Likewise.
9140 (blendbits): Support V8SF and V4DF.
9141 (sse2_movq128): Support AVX.
9142 (<sse>_movnt<mode>): Likewise.
9143 (sse2_movntv2di): Likewise.
9144 (sse_rcpv4sf2): Likewise.
9145 (sse_sqrtv4sf2): Likewise.
9146 (sse_rsqrtv4sf2): Likewise.
9147 (<sse>_comi): Likewise.
9148 (<sse>_ucomi): Likewise.
9149 (sse_cvtss2si): Likewise.
9150 (sse_cvtss2si_2): Likewise.
9151 (sse_cvtss2siq): Likewise.
9152 (sse_cvtss2siq_2): Likewise.
9153 (sse_cvttss2si): Likewise.
9154 (sse_cvttss2siq): Likewise.
9155 (sse2_cvtsd2si): Likewise.
9156 (sse2_cvtsd2si_2): Likewise.
9157 (sse2_cvtsd2siq): Likewise.
9158 (sse2_cvtsd2siq_2): Likewise.
9159 (sse2_cvttsd2si): Likewise.
9160 (sse2_cvttsd2siq): Likewise.
9161 (sse2_cvtdq2pd): Likewise.
9162 (*sse2_cvtpd2dq): Likewise.
9163 (*sse2_cvttpd2dq): Likewise.
9164 (*sse2_cvtpd2ps): Likewise.
9165 (sse2_cvtps2pd): Likewise.
9166 (sse3_movshdup): Likewise.
9167 (sse3_movsldup): Likewise.
9168 (sse_storehps): Likewise.
9169 (*sse4_1_extractps): Likewise.
9170 (sse2_storelpd): Likewise.
9171 (vec_dupv2df_sse3): Likewise.
9172 (*vec_concatv2df_sse3): Likewise.
9173 (*sse4_1_pextrb): Likewise.
9174 (*sse4_1_pextrb_memory): Likewise.
9175 (*sse2_pextrw): Likewise.
9176 (*sse4_1_pextrw_memory): Likewise.
9177 (*sse4_1_pextrd): Likewise.
9178 (*sse4_1_pextrq): Likewise.
9179 (sse2_pshufd_1): Likewise.
9180 (sse2_pshuflw_1): Likewise.
9181 (sse2_pshufhw_1): Likewise.
9182 (*sse2_storeq_rex64): Likewise.
9183 (*vec_dupv4si): Likewise.
9184 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9185 (sse2_pmovmskb): Likewise.
9186 (*sse2_maskmovdqu): Likewise.
9187 (*sse2_maskmovdqu_rex64): Likewise.
9188 (sse_ldmxcsr): Likewise.
9189 (sse_stmxcsr): Likewise.
9190 (abs<mode>2): Likewise.
9191 (sse4_1_movntdqa): Likewise.
9192 (sse4_1_phminposuw): Likewise.
9193 (sse4_1_extendv8qiv8hi2): Likewise.
9194 (*sse4_1_extendv8qiv8hi2): Likewise.
9195 (sse4_1_extendv4qiv4si2): Likewise.
9196 (*sse4_1_extendv4qiv4si2): Likewise.
9197 (sse4_1_extendv2qiv2di2): Likewise.
9198 (*sse4_1_extendv2qiv2di2): Likewise.
9199 (sse4_1_extendv4hiv4si2): Likewise.
9200 (*sse4_1_extendv4hiv4si2): Likewise.
9201 (sse4_1_extendv2hiv2di2): Likewise.
9202 (*sse4_1_extendv2hiv2di2): Likewise.
9203 (sse4_1_extendv2siv2di2): Likewise.
9204 (*sse4_1_extendv2siv2di2): Likewise.
9205 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9206 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9207 (sse4_1_zero_extendv4qiv4si2): Likewise.
9208 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9209 (sse4_1_zero_extendv2qiv2di2): Likewise.
9210 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9211 (sse4_1_zero_extendv4hiv4si2): Likewise.
9212 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9213 (sse4_1_zero_extendv2hiv2di2): Likewise.
9214 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9215 (sse4_1_zero_extendv2siv2di2): Likewise.
9216 (*sse4_1_zero_extendv2siv2di2): Likewise.
9217 (sse4_1_ptest): Likewise.
9218 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9219 (sse4_2_pcmpestri): Likewise.
9220 (sse4_2_pcmpestrm): Likewise.
9221 (sse4_2_pcmpistri): Likewise.
9222 (sse4_2_pcmpistrm): Likewise.
9224 (aeskeygenassist): Likewise.
9226 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9228 * config/i386/predicates.md (vzeroall_operation): New.
9230 * config/i386/sse.md (avx_vzeroall): New.
9231 (*avx_vzeroall): Likewise.
9233 2008-08-28 Paul Brook <paul@codesourcery.com>
9234 Mark Shinwell <shinwell@codesourcery.com>
9235 Richard Earnshaw <richard.earnshaw@arm.com>
9237 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9238 (TARGET_MIN_ANCHOR_OFFSET): New.
9239 (arm_override_options): Set correct anchor ranges for Thumb-1
9240 and Thumb-2 if required.
9241 (legitimize_pic_address): Handle case involving a TLS symbol
9242 reference with an addend.
9243 (arm_optimization_options): Enable section anchors at -O1 and
9245 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9246 * config/arm/arm-protos.h (arm_optimization_options): New.
9248 2008-08-28 Nick Clifton <nickc@redhat.com>
9250 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9251 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9254 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9255 * config/v850/v850.md (return): Remove frame size restriction.
9257 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9259 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9261 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9263 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9265 2008-08-28 Paul Brook <paul@codesourcery.com>
9267 * config/arm/vfp11.md: Update license notice.
9268 * config/arm/cortex-r4.md: Ditto.
9270 2008-08-28 Richard Guenther <rguenther@suse.de>
9272 PR tree-optimization/37207
9273 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9276 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9279 * tree.c (int_fits_type_p): Don't forget unsigned integers
9280 of type sizetype which higher end word equals -1.
9282 2008-08-28 Ira Rosen <irar@il.ibm.com>
9284 * target.h (struct vectorize): Add new target builtin.
9285 * tree-vectorizer.c (destroy_loop_vec_info): Call
9286 vect_free_slp_instance instead of vect_free_slp_node.
9287 * tree-vectorizer.h (enum slp_load_perm_type): New.
9288 (struct _slp_instance): Add new fields.
9289 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9290 (SLP_INSTANCE_LOADS): New.
9291 (vect_free_slp_tree): Remove.
9292 (vect_free_slp_instance): Declare.
9293 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9294 (vectorizable_load): Add argument.
9295 (vect_transform_slp_perm_load): New.
9296 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9298 (vect_get_place_in_interleaving_chain): New function.
9299 (vect_free_slp_tree): Make static.
9300 (vect_free_slp_instance): New function.
9301 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9302 collect the load location in the interleaving chain.
9303 (vect_supported_slp_permutation_p): New function.
9304 (vect_supported_load_permutation_p): Likewise.
9305 (vect_analyze_slp_instance): In case of loads permutation, call
9306 vect_supported_load_permutation_p to check that the permutation is
9308 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9309 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9310 (vect_create_mask_and_perm): New function.
9311 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9312 (vectorizable_load): Add an argument. Don't keep the created vectors
9313 statements in the node if permutation is required. Call
9314 vect_transform_slp_perm_load to generate the permutation.
9315 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9316 additional argument.
9317 (vect_schedule_slp_instance): In case of loads permutation, allocate
9318 vectorized statements structure for all the related SLP nodes. Call
9319 vect_transform_stmt with addditional argument.
9320 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9321 * config/spu/spu.c (spu_builtin_vec_perm): New.
9322 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9323 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9324 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9325 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9327 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9329 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9330 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9331 __gthread_cond_signal, __gthread_cond_timedwait,
9332 __gthread_cond_timedwait_recursive): New functions.
9333 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9335 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9338 2008-08-28 Richard Guenther <rguenther@suse.de>
9341 * fold-const.c (maybe_canonicalize_comparison_1): Require
9342 undefined overflow only for canonicalizing A +- CST cmp CST.
9343 Make sure to not generate new constants that are not inside
9344 their TYPE_MIN/MAX_VALUE range.
9345 (maybe_canonicalize_comparison): Remove undefined overflow
9347 (fold_binary): Remove now duplicate folding.
9349 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9351 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9352 use not updated in the last change.
9354 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9356 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9357 (IRA_COVER_CLASSES): Add FPUL_REGS.
9359 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9362 * c-common.c (conversion_warning): Check for null operands.
9364 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9367 * c-decl.c (check_for_loop_decls): Improve error message. Give
9370 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9373 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9374 (convert_for_assignment): Pass corrent OPT_W* parameter to
9375 WARN_FOR_ASSIGNMENT.
9377 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9380 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9382 2008-08-27 Paul Brook <paul@codesourcery.com>
9384 * config.gcc: Loosen checks for arm uclinux eabi targets.
9386 2008-08-27 Paul Brook <paul@codesourcery.com>
9388 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9390 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9392 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9394 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9395 the enumerators of an ENUMERAL_TYPE.
9396 * dbxout.c (dbxout_type): Ditto.
9398 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9401 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9402 (fwprop_addr): Check that the loop_father is not the outer loop.
9404 2008-08-26 Paul Brook <paul@codesourcery.com>
9406 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9407 Remove documentation entry for fmul type.
9408 Use fmuls to annotate single-precision multiplication patterns,
9409 fmuld to annotate double-precision multiplication patterns,
9410 fmacs to annotate single-precision multiply-accumulate patterns
9411 and fmacd to annotate double-precision multiply-accumulate patterns.
9412 * config/arm/vfp11.md: Update reservations accordingly.
9413 * config/arm/arm.md: Note that certain values of the "type"
9414 attribute are documented in vfp.md.
9415 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9416 (v10_cvt): Use new fmul types.
9418 2008-08-26 Paul Brook <paul@codesourcery.com>
9420 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9421 * config/arm/vfp11.md: ...here. New.
9422 * config/arm/arm.md: Include vfp11.md.
9424 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9426 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9427 parameter to inform call.
9429 2008-08-26 Jeff Law <law@redhat.com>
9431 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9432 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9433 preferred class when copying a constant into a partial word register.
9435 2008-08-26 Ben Elliston <bje@au.ibm.com>
9437 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9438 * cp/typeck.c: Likewise.
9439 * cp/tree.c: Likewise.
9440 * gimple-low.c: Likewise.
9443 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9445 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9446 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9448 * doc/passes.texi: Describe IRA.
9450 * doc/tm.texi (IRA_COVER_CLASSES,
9451 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9453 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9454 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9455 -fira-propagate-cost, -fno-ira-share-save-slots,
9456 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9458 * flags.h (ira_algorithm): New enumeration.
9459 (flag_ira_algorithm, flag_ira_verbose): New external variable
9462 * postreload.c (gate_handle_postreload): Don't do post reload
9463 optimizations unless the reload is completed.
9465 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9468 * tree-pass.h (pass_ira): New external variable declaration.
9470 * reload.h: Add 2008 to the Copyright.
9472 * cfgloopanal.c: Include params.h.
9473 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9476 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9478 * toplev.c (ira.h): New include.
9479 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9480 (backend_init_target): Call ira_init.
9481 (backend_init): Call ira_init_once.
9482 (finalize): Call finish_ira_once.
9484 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9485 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9488 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9489 may_move_out_cost): New external variable declarations.
9490 (move_table): New typedef.
9492 * caller-save.c: Include headers output.h and ira.h.
9493 (no_caller_save_reg_set): New global variable.
9494 (save_slots_num, save_slots): New variables.
9495 (reg_save_code, reg_restore_code, add_stored_regs): Add
9497 (init_caller_save): Set up no_caller_save_reg_set.
9498 (init_save_areas): Reset save_slots_num.
9499 (saved_hard_reg): New structure.
9500 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9501 (initiate_saved_hard_regs, new_saved_hard_reg,
9502 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9504 (setup_save_areas): Add code for sharing stack slots.
9505 (all_blocks): New variable.
9506 (save_call_clobbered_regs): Process pseudo-register too.
9507 (mark_set_regs): Process pseudo-register too.
9508 (insert_one_insn): Put the insn after bb note in a empty basic
9509 block. Add insn check.
9511 * global.c (eliminable_regset): Make it external.
9512 (mark_elimination): Use DF_LR_IN for IRA.
9513 (pseudo_for_reload_consideration_p): New.
9514 (build_insn_chain): Make it external. Don't ignore spilled
9515 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9516 (gate_handle_global_alloc): New function.
9517 (pass_global_alloc): Add the gate function.
9519 * opts.c (decode_options): Set up flag_ira. Print the warning for
9521 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9523 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9525 * regmove.c (regmove_optimize): Don't do replacement of output for
9528 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9529 New external variable declarations.
9531 * local-alloc.c (update_equiv_regs): Make it external. Return
9532 true if jump label rebuilding should be done. Rescan new_insn for
9534 (gate_handle_local_alloc): New function.
9535 (pass_local_alloc): Add the gate function.
9537 * alias.c (value_addr_p, stack_addr_p): New functions.
9538 (nonoverlapping_memrefs_p): Use them for IRA.
9540 * common.opt (fira, fira-algorithm, fira-coalesce,
9541 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9542 fira-verbose): New options.
9544 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9545 move_cost, may_move_in_cost, may_move_out_cost): Make the
9547 (move_table): Remove typedef.
9548 (init_move_cost): Make it external.
9549 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9552 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9553 setup_reg_classes): New function prototypes.
9554 (eliminable_regset): New external variable declaration.
9555 (build_insn_chain, update_equiv_regs): New function prototypes.
9557 * Makefile.in (IRA_INT_H): New definition.
9558 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9559 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9560 (reload1.o, toplev.o): Add dependence on ira.h.
9561 (cfgloopanal.o): Add PARAMS_H.
9562 (caller-save.o): Add dependence on output.h and ira.h.
9563 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9564 ira-emit.o, ira-lives.o): New entries.
9566 * passes.c (pass_ira): New pass.
9568 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9570 * reload1.c (ira.h): Include the header.
9571 (changed_allocation_pseudos): New bitmap.
9572 (init_reload): Initiate the bitmap.
9573 (compute_use_by_pseudos): Permits spilled registers in FROM.
9574 (temp_pseudo_reg_arr): New variable.
9575 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9576 IRA. Call alter_reg with the additional parameter. Don't clear
9577 spilled_pseudos for IRA. Restore original insn chain for IRA.
9578 Clear changed_allocation_pseudos at the end of reload.
9579 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9580 (hard_regno_to_pseudo_regno): New variable.
9581 (count_pseudo): Check spilled pseudos. Set up
9582 hard_regno_to_pseudo_regno.
9583 (count_spilled_pseudo): Check spilled pseudos. Update
9584 hard_regno_to_pseudo_regno.
9585 (find_reg): Use better_spill_reload_regno_p. Check
9586 hard_regno_to_pseudo_regno.
9587 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9589 (eliminate_regs_1): Use additional parameter for alter_reg.
9590 (finish_spills): Set up pseudo_previous_regs only for spilled
9591 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9592 more arguments. Don't clear live_throughout and dead_or_set for
9593 spilled pseudos. Use additional parameter for alter_reg. Call
9594 mark_allocation_change. Set up changed_allocation_pseudos.
9595 Remove sanity check.
9596 (emit_input_reload_insns, delete_output_reload): Use additional
9597 parameter for alter_reg. Call mark_allocation_change.
9598 (substitute, gen_reload_chain_without_interm_reg_p): New
9600 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9602 * testsuite/gcc.dg/20080410-1.c: New file.
9604 * config/s390/s390.h (IRA_COVER_CLASSES,
9605 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9607 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9609 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9611 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9613 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9615 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9617 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9619 2008-08-24 Jeff Law <law@redhat.com>
9620 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9621 when ignoring unavailable registers.
9623 2008-08-24 Jeff Law <law@redhat.com>
9624 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9625 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9626 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9627 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9629 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9630 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9632 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9633 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9634 * reload1.c (find_reg): Process registers in register allocation order.
9636 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9637 * toplev.c (backend_init_target): Move ira_init call from
9639 (lang_dependent_init_target): ...to here.
9641 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9642 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9643 calculate memory move costs for NO_REGS.
9645 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9646 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9647 STACK_REGS is defined.
9649 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9650 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9652 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9653 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9655 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9656 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9657 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9660 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9661 Dorit Nuzman <dorit@il.ibm.com>
9663 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9664 vec_extract_evenv4sf, vec_extract_evenv8hi,
9665 vec_extract_evenv16qi, vec_extract_oddv4si,
9666 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9667 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9668 vec_interleave_highv4si, vec_interleave_lowv4si,
9669 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9670 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9671 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9673 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9676 * config/rs6000/rs6000.c (optimization_options): Don't default to
9677 section anchors without toplevel reorder.
9679 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9681 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9682 (mfc_end_critical_section): Likewise.
9684 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9686 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9687 all type qualifiers from element type to vector type.
9689 2008-08-25 David Daney <ddaney@avtrex.com>
9691 * config/mips/mips.md (immediate_insn): Move up in file, fix
9692 comment typo, reformat.
9693 (fetchop_bit, atomic_hiqi_op memory_barrier,
9694 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9695 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9696 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9697 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9698 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9699 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9700 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9701 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9702 sync_old_nand<mode>, sync_new_nand<mode>,
9703 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9704 test_and_set_12): Moved to sync.md.
9706 * config/mips/sync.md: New file.
9708 2008-08-25 Richard Henderson <rth@redhat.com>
9710 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9711 (regsave): Likewise.
9712 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9713 (output_cfi_directive): Likewise.
9714 (div_data_align): New.
9715 (output_cfi): Use it.
9717 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9719 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9720 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9721 (TARGET_OCTEON): New macro.
9722 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9723 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9724 (ISA_HAS_POP): New macro.
9725 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9727 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9729 * config/mips/mips.md (cpu): Add octeon.
9730 (type): Add pop attribute value.
9731 (popcount<mode>2): New pattern.
9732 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9734 2008-08-24 Jan Hubicka <jh@suse.cz>
9736 * doc/invoke.texi (-fipa-cp-clone): New option.
9737 (-fipa-cp): Update docs.
9738 (--param ipcp-unit-growth):New.
9739 * ipa-cp.c: Include fibheap.h, params.h
9740 (ipcp_initialize_node_lattices): When not cloning, all externally
9741 visible functions are bottom.
9742 (ipcp_need_redirect_p): Accept clones.
9743 (ipcp_insert_stage): Use cost driven heuristics.
9744 (max_count, dead_nodes): New static vars.
9745 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9746 ipcp_const_param_count): New functions.
9747 * common.opt (ipa-cp-clone): New command line option.
9748 * params.def (ipcp-unit-growth): New.
9750 2008-08-24 Jan Hubicka <jh@suse.cz>
9752 * tree-inline.c (tree_function_versioning): Look harder
9753 for referenced vars.
9755 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9757 PR tree-optimization/37185
9758 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9760 2008-08-23 Jan Hubicka <jh@suse.cz>
9762 * ipa-cp.c (ipcp_analyze_node): New function.
9763 (ipcp_update_cloned_node): Use it.
9764 (ipcp_init_stage): Likewise.
9765 * ipa-inline.c (function_insertion_hook_holder): New static var.
9766 (analyze_function): Break out from ....
9767 (inline_generate_summary): Here; register insertion hook.
9768 (cgraph_decide_inlining): Remove hook.
9769 (add_new_function): New function.
9771 2008-08-23 Jan Hubicka <jh@suse.cz>
9773 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9775 2008-08-23 Jan Hubicka <jh@suse.cz>
9777 * ipa-cp.c (constant_val_insert): Remove.
9778 (ipcp_propagate_one_const): Remove.
9779 (ipcp_create_replace_map): Always insert replacements to the map.
9780 (ipcp_insert_stage): Do not try to insert statements by hand.
9781 * tree-inline.c (insert_init_stmt): Break out from ...
9782 (setup_one_parameter): ... here; allow NULL BB pointer.
9783 (tree_function_versioning): Use setup_one_parameter to process
9786 2008-08-23 Jan Hubicka <jh@suse.cz>
9788 * tree.c (decl_address_ip_invariant_p): New function.
9789 * tree.h (decl_address_ip_invariant_p): Declare.
9790 * gimple.c (strip_invariant_refs): Break out from ...
9791 (is_gimple_invariant_address): ... here
9792 (is_gimple_ip_invariant_address): New function.
9793 (is_gimple_ip_invariant): New function.
9794 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9797 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9798 (ipcp_lat_is_insertable): All constants are insertable.
9799 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9800 IPA_CONST_VALUE_REF.
9801 (ipcp_initialize_node_lattices): Propagate all types of operands.
9802 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9803 (ipcp_create_replace_map): Reformat.
9804 (ipcp_need_redirect_p): Simplify.
9805 (ipcp_insert_stage): Check that argument is used before clonning.
9806 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9808 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9809 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9810 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9811 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9812 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9813 * tree-inline.c (tree_function_versioning): Add variables referenced
9816 2008-08-23 Jan Hubicka <jh@suse.cz>
9819 * i386.c (standard_80387_constant_p): Use optimize_size.
9821 2008-08-23 Ira Rosen <irar@il.ibm.com>
9823 PR tree-optimization/37161
9824 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9825 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9826 (vect_determine_vectorization_factor): Move the scalar type
9827 retrieval to vect_get_smallest_scalar_type.
9828 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9829 scalar type. Remove redundant computation.
9830 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9831 (vect_get_slp_defs): Take the type of RHS into account if
9832 necessary by calling vect_get_smallest_scalar_type. Call
9833 vect_get_constant_vectors with additional argument.
9835 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9838 * doc/invoke.texi (Wwrite-strings): Clarify description.
9840 2008-08-23 Ira Rosen <irar@il.ibm.com>
9842 PR tree-optimization/37174
9843 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9844 def stmt is a part of the loop before accessing its stmt_vec_info.
9846 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9849 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9850 (*swap): New insn pattern.
9851 (*ashlqi3): Rename from ashlqi3 insn pattern.
9852 (ashlqi3): New expanders.
9853 (*lshrqi3): Rename from lshrqi3 insn pattern.
9854 (lshrqi3): New expanders.
9855 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9856 lshrqi3_const5, lshrqi3_const6): New splitters.
9857 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9858 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9861 2008-08-22 Richard Guenther <rguenther@suse.de>
9863 PR tree-optimization/37078
9864 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9865 [+INF, +INF] ranges.
9867 2008-08-22 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/37143
9870 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9871 a conversion statement instead of a copy.
9873 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9876 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9877 CCCmode, CCOmode and CCSmode destination modes.
9880 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9881 from different units in a single alternative.
9882 (*vec_extractv2sf_1): Ditto.
9883 (*vec_extractv2si_0): Ditto.
9884 (*vec_extractv2si_1): Ditto.
9885 * config/i386/sse.md (sse2_storehpd): Ditto.
9886 (sse2_storelpd): Ditto.
9887 (sse2_loadhpd): Ditto.
9888 (sse2_loadlpd): Ditto.
9891 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9892 (popcountsi2): Ditto.
9893 (clzdi2_abm): Ditto.
9894 (popcountdi2): Ditto.
9895 (clzhi2_abm): Ditto.
9896 (popcounthi2): Ditto.
9898 2008-08-22 Richard Guenther <rguenther@suse.de>
9902 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9903 if the multiplication does not overflow.
9905 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9907 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9909 2008-08-21 Richard Henderson <rth@redhat.com>
9911 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9912 spurrious comma from test.
9913 * configure: Rebuild.
9915 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9918 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9921 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9923 * c-tree.h (grokfield): New argument.
9924 * c-decl.c (grokfield): Handle new location argument.
9925 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9927 2008-08-21 Richard Guenther <rguenther@suse.de>
9929 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9931 2008-08-21 Jan Hubicka <jh@suse.cz>
9933 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9934 (cgraph_add_function_insertion_hook,
9935 cgraph_remove_function_insertion_hook,
9936 cgraph_call_function_insertion_hooks): New functions.
9937 * cgraph.h (cgraph_add_function_insertion_hook,
9938 cgraph_remove_function_insertion_hook,
9939 cgraph_call_function_insertion_hooks): Declare.
9940 * ipa-reference.c (function_insertion_hook_holder): New variable.
9941 (check_operand, look_for_address_of): When checking late, do not care
9942 about module bitmaps.
9943 (add_new_function): New function.
9944 (generate_summary): Register hooks; zero module bitmaps.
9945 (propagate): Unregister hooks.
9946 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9947 (add_new_function): New function.
9948 (generate_summary): Register hook.
9949 (propagate): Remove hook.
9951 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9953 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9954 * ipa-cp.c (ipcp_update_cloned_node): New function.
9955 (build_const_val): Handle functions correctly; bring type logic
9956 into sync with tree-inline.c
9957 (ipcp_init_stage): Take care of computing stuff needed by
9958 indirect inlining; update clones.
9959 (ipcp_generate_summary): Break out of ipcp_driver.
9960 (ipcp_driver): Do only execution and transformation.
9961 (pass_ipa_cp): Make IPA_PASS.
9962 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9964 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9965 ipcp, some info is already available.
9966 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9967 * tree-inline.c (remap_ssa_name): Unshare expression.
9969 2008-08-21 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9972 a PHI ask VN if it is already available.
9973 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9974 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9976 2008-08-21 Richard Guenther <rguenther@suse.de>
9979 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9980 makes sure to produce a result of the correct type.
9982 2008-08-21 Jan Hubicka <jh@suse.cz>
9983 Backport from LTO branch:
9985 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9986 Jan Hubicka <jh@suse.cz>
9989 (init_state, finish_state, set_function_state, generate_summary):
9991 (scan_stmt): Renamed from scan_function. Changed to keep state in
9992 local static vars rather than cgraph aux field.
9993 (propagate): Renamed from static_execute. Changed to keep state in
9994 local static vars rather than cgraph aux field.
9995 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9996 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9998 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10000 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10001 * ipa-reference.c (init_function_info, generate_summary,
10002 propagate): New functions.
10003 (analyze_function): Call init_function_info.
10004 (static_execute): Stripped into generate_summary and propagate.
10005 (pass_ipa_reference): Made into ipa_opt_pass.
10007 2008-08-21 Richard Guenther <rguenther@suse.de>
10009 PR tree-optimization/37181
10010 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10012 (extract_range_from_unary_expr): Likewise.
10014 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10016 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10018 * toplev.h (pedwarn_at): Likewise.
10019 * builtins.c: Update all calls to pedwarn.
10020 * c-lex.c: Likewise.
10021 * toplev.c: Likewise.
10022 * c-tree.h: Likewise.
10023 * c-decl.c: Likewise.
10024 * c-errors.c: Likewise.
10025 * c-typeck.c: Likewise.
10026 * c-common.c: Likewise.
10027 * c-parser.c: Likewise.
10029 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10032 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10033 with MODE_VECTOR_INT mode.
10035 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10038 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10039 initialized outside the current module.
10040 (warn_uninitialized_var): Ignore left-hand side when walking the
10041 trees. Ignore address expressions. Examine VUSE operands in gimple
10042 statements with a variable declaration on the right-hand side.
10044 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10047 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10049 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10052 * c-common.c (conversion_warning): Do not warn if applying bit-and
10053 operator to unsigned constant that fits in the target type.
10055 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10058 * c-common.c (conversion_warning): Do not warn for artificial
10061 2008-08-20 Richard Guenther <rguenther@suse.de>
10063 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10064 (extract_range_from_binary_expr): Fall back to constant propagation.
10065 (extract_range_from_unary_expr): Likewise.
10067 2008-08-20 Richard Guenther <rguenther@suse.de>
10069 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10070 with TREE_THIS_VOLATILE on shared nodes.
10071 (fold_stmt_r): Likewise.
10073 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10076 * c-parser.c (c_parser_attributes): For keywords use canonical
10077 spelling for attr_name.
10079 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10081 * value-prof.c (check_counter): Revert wrong call to error.
10083 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10085 * profile.c: Update calls to inform.
10086 * value-prof.c: Update calls to inform.
10088 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10090 * diagnostic.c (inform): Add an explicit location_t parameter.
10091 * toplev.h (inform): Update declaration.
10092 * builtins.c: Update all calls to inform.
10093 * c-common.c: Likewise.
10094 * c-decl.c: Likewise.
10095 * c-opts.c: Likewise.
10096 * c-pch.c: Likewise.
10097 * c-pragma.c: Likewise.
10098 * c-typeck.c: Likewise.
10099 * coverage.c: Likewise.
10100 * opts.c: Likewise.
10101 * toplev.c: Likewise.
10102 * tree-cfg.c: Likewise.
10103 * tree-ssa.c: Likewise.
10105 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10108 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10109 V2DI mode, for SSE4.1, use movq instead of vector set if the
10110 second element is zero and inter-unit moves are OK.
10112 2008-08-20 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10115 properly handle conversion/copy chains after tuplification.
10117 2008-08-20 Richard Guenther <rguenther@suse.de>
10119 * passes.c (init_optimization_passes): Move the second
10120 forwprop pass before alias computation. Remove the second
10121 DCE pass. Remove the first dominator and phi copy/const
10124 2008-08-20 Nick Clifton <nickc@redhat.com>
10126 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10127 support of this feature. Do not assume that a sufficiently new
10128 assembler will support the feature regardless of the target type.
10129 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10130 * configure: Regenerate.
10132 2008-08-20 Richard Guenther <rguenther@suse.de>
10134 * tree-vrp.c (found_in_subgraph): Remove.
10135 (live): New global static.
10136 (live_on_edge): New function.
10137 (blocks_visited): Remove.
10138 (register_edge_assert_for_2): Use live_on_edge.
10139 (find_conditional_asserts): Remove code dealing with
10140 found_in_subgraph. Do not walk the CFG.
10141 (find_switch_asserts): Likewise.
10142 (find_assert_locations_1): Renamed from find_assert_locations.
10143 Move finding assert locations for conditional and switch
10144 statements first. Update live bitmap. Do not walk the CFG.
10145 (find_assert_locations): New function.
10146 (insert_range_assertions): Remove entry of CFG walk.
10147 Adjust call to find_assert_locations.
10148 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10149 that only can appear because of fake exit edges but assert we
10150 never try to insert on those.
10151 (fini_pre): Do not remove fake exit edges here...
10152 (execute_pre): ...but here, before committing edge inserts.
10154 2008-08-19 Richard Guenther <rguenther@suse.de>
10156 * passes.c (init_optimization_passes): Exchange store-ccp
10159 2008-08-19 Rafael Espíndola <espindola@google.com>
10161 * varasm.c (weak_decls): Move earlier in the file.
10162 (assemble_external): Add weak decls to the weak_decls list.
10163 (declare_weak): Don't add decls to the weak_decls list.
10165 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10168 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10169 before (sse2_shufpd_<mode>).
10171 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10174 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10175 * tree.c (block_nonartificial_location): Likewise.
10177 2008-08-19 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/35972
10180 PR tree-optimization/23094
10181 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10184 handle MISALIGNED_INDIRECT_REF.
10185 (get_ref_from_reference_ops): New helper.
10186 (vn_reference_lookup_pieces): Walk the use-def chain using the
10187 alias-oracle if requested.
10188 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10189 walking the use-def chain.
10190 (compute_avail): But not here.
10191 (create_component_ref_by_pieces_1): Properly handle
10192 MISALIGNED_INDIRECT_REF.
10193 (do_regular_insertion): Handle fully redundant
10194 expressions after PHI-translation also for SSA_NAME values, not
10195 only constants. Correctly use edoubleprime for that.
10197 2008-08-19 Ira Rosen <irar@il.ibm.com>
10199 * tree-vectorizer.c (supportable_widening_operation): Support
10200 multi-step conversion, return the number of steps in such conversion
10201 and the required intermediate types.
10202 (supportable_narrowing_operation): Likewise.
10203 * tree-vectorizer.h (vect_pow2): New function.
10204 (supportable_widening_operation): Change argument types.
10205 (supportable_narrowing_operation): Likewise.
10206 (vectorizable_type_promotion): Add an argument.
10207 (vectorizable_type_demotion): Likewise.
10208 * tree-vect-analyze.c (vect_analyze_operations): Call
10209 vectorizable_type_promotion and vectorizable_type_demotion with
10210 additional argument.
10211 (vect_get_and_check_slp_defs): Detect patterns.
10212 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10214 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10215 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10216 factor according to the smallest type in the loop.
10217 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10218 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10219 supportable_widening_operation with correct arguments.
10220 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10221 operands lists according to the number of vector statements in left
10222 or right node, if exists.
10223 (vect_gen_widened_results_half): Remove unused argument.
10224 (vectorizable_conversion): Call supportable_widening_operation,
10225 supportable_narrowing_operation, and vect_gen_widened_results_half
10226 with correct arguments.
10227 (vectorizable_assignment): Change documentation, support multiple
10229 (vectorizable_operation): Likewise.
10230 (vect_get_loop_based_defs): New function.
10231 (vect_create_vectorized_demotion_stmts): Likewise.
10232 (vectorizable_type_demotion): Support loop-aware SLP and general
10233 multi-step conversion. Call vect_get_loop_based_defs and
10234 vect_create_vectorized_demotion_stmts for transformation.
10235 (vect_create_vectorized_promotion_stmts): New function.
10236 (vectorizable_type_promotion): Support loop-aware SLP and general
10237 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10238 for transformation.
10239 (vectorizable_store): Change documentation, support multiple
10241 (vectorizable_load): Likewise.
10242 (vect_transform_stmt): Pass SLP_NODE to
10243 vectorizable_type_promotion and vectorizable_type_demotion.
10244 (vect_schedule_slp_instance): Move here the calculation of number
10245 of vectorized statements for each node from...
10246 (vect_schedule_slp): ... here.
10247 (vect_transform_loop): Call vect_schedule_slp without the last
10250 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10253 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10254 to == in assert statement.
10255 (vectorizable_reduction): Fix typo.
10257 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10260 * value-prof.c (check_counter): Dereference pointer to overall
10261 count when printing it.
10263 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10265 * profile.h: Really add it.
10267 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10269 * mcf.c: Really add it.
10271 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10272 Vinodha Ramasamy <vinodha@google.com>
10274 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10276 * value-prof.c (check_counter): Fix the counter if
10277 flag_profile_correction is true.
10278 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10279 tree_mod_subtract_transform):
10280 Follow check_counter parameter change.
10281 * common.opt (fprofile-correction): New option.
10283 * profile.h: Likewise.
10284 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10285 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10286 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10288 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10289 flag_profile_correction is set.
10291 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10293 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10295 2008-08-18 Tomas Bily <tbily@suse.cz>
10297 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10298 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10300 * tree-data-ref.c (split_constant_offset_1): Likewise.
10301 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10302 * tree-sra.c (sra_walk_expr): Likewise.
10303 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10304 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10305 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10306 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10308 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10309 * tree-vect-transform.c (vectorizable_type_demotion)
10310 (vectorizable_type_promotion): Likewise.
10311 * tree-inline.c (expand_call_inline):
10312 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10313 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10314 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10315 * expr.c (expand_expr_real_1): Likewise.
10316 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10317 (gimple_assign_unary_useless_conversion_p): Likewise.
10318 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10319 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10320 * fold-const.c (fold_unary): Likewise.
10321 * tree.h (CONVERT_EXPR_P): Likewise.
10322 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10323 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10325 (register_edge_assert_for_2, extract_range_from_unary_expr)
10326 (register_edge_assert_for_1): Likewise.
10328 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10330 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10331 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10332 (enum real_value_const): Delete.
10333 (get_real_const): Delete.
10334 * real.c (get_real_const): Delete.
10335 (dconst_e_ptr): Define.
10336 (dconst_third_ptr): Define.
10337 (dconst_sqrt2_ptr): Define.
10338 * builtins.c: Update all callers.
10340 2008-08-18 Richard Guenther <rguenther@suse.de>
10342 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10343 statement iterator after statement removal.
10345 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10347 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10348 (detect_processor_freebsd): Likewise.
10349 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10351 2008-08-18 Richard Guenther <rguenther@suse.de>
10353 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10354 and loads have the correct types.
10356 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10359 * c-opts.c (cpp_opts): Remove static.
10360 * c-parser.c (cpp_opts): Declare it extern.
10361 (disable_extension_diagnostics): Handle cpp options.
10362 (enable_extension_diagnostics): Likewise.
10364 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10366 * diagnostics.c (permerror_at): Rename as permerror.
10367 (permerror): Delete.
10368 * toplev.h: Likewise.
10370 2008-08-18 Richard Guenther <rguenther@suse.de>
10372 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10373 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10374 Move call_cdce before build_alias. Move copyrename2,
10375 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10376 right after final inlining.
10377 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10378 (pass_build_cfg): But instead via TODO_dump_func.
10380 2008-08-18 Richard Guenther <rguenther@suse.de>
10382 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10384 (scalarize_init): If we failed to generate some initializers
10385 do not generate zeros for not instantiated members. Instead
10386 rely on the copy out.
10387 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10388 about missing flow-sensitive alias info only if we have
10391 2008-08-17 Nick Clifton <nickc@redhat.com>
10393 * doc/extend.texi (Function Attributes): Fix typo in description
10394 if hot function attribute.
10396 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10397 Richard Sandiford <rdsandiford@googlemail.com>
10399 * doc/install.texi (--with-mips-plt): Document.
10400 * doc/invoke.texi (-mplt, -mno-plt): Document.
10401 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10402 and handle ${with_mips_plt}.
10403 * config/mips/mips.opt (mplt): New option.
10404 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10405 (TARGET_ABICALLS_PIC2): Likewise.
10406 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10407 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10408 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10409 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10410 to decide whether to output ".option picX" directives.
10411 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10412 Pass -call_nonpic rather than -KPIC for -mplt.
10413 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10414 on the command line. Also remove it when -mabi=64 is used without
10416 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10417 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10418 TARGET_ABICALLS_PIC0.
10419 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10421 (mips16_build_function_stub): Only output ".option pic" directives
10422 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10423 (mips16_build_call_stub): Fix comment and remove redundant
10424 ".set at"/"set .noat" directives.
10425 (mips_function_rodata_section): Use the default behaviour for
10426 TARGET_ABSOLUTE_ABICALLS.
10427 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10428 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10429 (mips_restore_gp): Do nothing if the current function doesn't use
10431 (mips_expand_prologue): Only save $gp if the current function uses it.
10432 Use a normal move for TARGET_ABICALLS_PIC0.
10433 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10435 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10437 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10438 of function when handling GLOBAL_POINTER_REGNUM.
10440 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10443 * common.opt (-fstack-check): Do not declare the variable here.
10444 (-fstack-check=): New option variant.
10445 * doc/invoke.texi (Code Gen Options): Document it.
10446 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10447 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10448 (STACK_CHECK_STATIC_BUILTIN): New macro.
10449 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10450 * opts.c: Include expr.h.
10451 (common_handle_option) <OPT_fold_stack_check_>: New case.
10452 <OPT_fstack_check>: Likewise.
10453 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10454 consistently in the test for variable-sized types. Adjust for
10455 new behaviour of flag_stack_check.
10456 * explow.c: Include except.h.
10457 (allocate_dynamic_stack_space): Do not take into account
10458 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10459 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10460 for variable-sized parameters. Treat all parameters whose size is
10461 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10462 stack checking is enabled.
10463 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10464 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10465 if generic stack checking is enabled.
10466 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10467 * reload1.c (reload): Likewise.
10468 * stmt.c (expand_decl): Assert that all automatic variables have
10469 fixed size at this point and remove dead code.
10470 * flags.h (stack_check_type): New enumeration type.
10471 (flag_stack_check): Declare.
10472 * toplev.c (flag_stack_check): New global variable.
10473 * Makefile.in (opts.o): Add dependency on EXPR_H.
10474 (explow.o): Add dependency on except.h.
10476 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10478 * config/avr/avr.c (avr_override_options): Reduce value of
10479 PARAM_INLINE_CALL_COST.
10481 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10483 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10484 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10485 lieu of TYPE_MODE (type) throughout.
10487 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10489 * config/arm/arm.c (add_minipool_backward_ref): Check for
10490 8-byte-aligned entries in second case of forcing insertion after a
10491 particular entry. Change third case to avoid inserting
10492 non-8-byte-aligned entries before 8-byte-aligned ones.
10494 2008-08-15 Richard Guenther <rguenther@suse.de>
10496 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10497 strip components for unknown size accesses.
10499 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10501 * config/s390/2097.md New file.
10502 * config/s390/s390.md ("z10prop" attribute): Define none,
10503 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10504 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10505 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10506 possible values and apply them to insns as appropriate.
10507 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10508 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10509 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10510 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10511 ("bfp" mode attribute): Removed. Every occurence replaced
10513 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10514 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10517 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10520 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10523 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10525 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10526 additional argument. Support reduction when duplication is needed due
10527 to data-types of different sizes in the loop.
10528 (get_initial_def_for_induction): Fix printout.
10529 (vect_get_vec_def_for_stmt_copy): Support case where the
10530 vec_stmt_for_operand is a phi node.
10531 (vectorizable_reduction): Support reduction when duplication is needed
10532 due to data-types of different sizes in the loop.
10533 (vectorizable_call): Remove restriction to not vectorize in case we
10534 have data-types of different sizes in the loop.
10535 (vectorizable_conversion): Likewise.
10536 (vectorizable_operation): Likewise.
10537 (vectorizable_type_demotion): Likewise.
10538 (vectorizable_type_promotion): Likewise.
10539 (vectorizable_induction): Add restriction to not vectorize in case
10540 we have data-types of different sizes in the loop.
10542 2008-08-14 Christophe Saout <christophe@saout.de>
10543 Uros Bizjak <ubizjak@gmail.com>
10546 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10547 (*vec_concatv2di_rex64_sse4_1): Ditto.
10548 (*vec_concatv2di_rex64_sse): Ditto.
10550 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10552 PR middle-end/37103
10553 * fold-const.c (fold_widened_comparison): Do not allow
10554 sign changes that change the result even if shorter type
10555 is wider than arg1_unw's type.
10557 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10559 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10560 Skip if the multilib testing specifies -march that does not
10561 agree with the one specified in the testcase.
10563 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10565 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10566 zero extend SImode values being converted to TFmode before passing
10569 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10572 __PPU__ when targeting the Cell/B.E. PPU processor.
10574 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10576 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10577 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10578 Rematerialize the static chain, if any.
10579 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10582 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10584 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10585 (new_loc_descr): Likewise.
10586 (add_loc_descr): Likewise.
10587 (size_of_loc_descr): Likewise.
10588 (size_of_locs): Likewise.
10589 (output_loc_operands): Likewise.
10590 (output_loc_sequence): Likewise.
10591 (new_reg_loc_descr): New.
10592 (build_cfa_loc): Use it.
10593 (build_cfa_aligned_loc): Likewise.
10594 (one_reg_loc_descriptor): Likewise.
10595 (based_loc_descr): Likewise.
10597 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10600 * doc/invoke.texi (Wmain): Update.
10601 * c-decl.c (start_decl): warn_main is only 0 or 1.
10602 (start_function): Likewise. Fix formatting.
10603 (finish_function): Delete redundant warning.
10604 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10605 * c-opts (c_common_handle_option): -Wall only has effect if
10606 warn_main is uninitialized. OPT_Wmain is automatically
10607 handled. -pedantic also enables Wmain.
10608 (c_common_post_options): Handle all logic for Wmain here.
10609 * c-common.c (warn_main): Delete.
10610 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10611 * c-common.h (warn_main): Delete.
10613 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10615 PR middle-end/36701
10616 * expr.c (emit_group_store): Allocate stack temp with the
10617 largest alignment when copying from register to stack.
10619 2008-08-13 Richard Guenther <rguenther@suse.de>
10621 * tree.h (maybe_fold_offset_to_address): Declare.
10622 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10623 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10624 Likewise for POINTER_PLUS_EXPR.
10625 (maybe_fold_offset_to_reference): Enable disabled code.
10626 (maybe_fold_offset_to_address): New function.
10627 (fold_stmt_r): Use it.
10628 (fold_gimple_assign): Likewise.
10629 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10630 (gimplify_expr): Likewise.
10632 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10634 * toplev.h (pedwarn_at): Fix declaration.
10636 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10638 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10639 LINK_SPEC): Use %R in -Y P argument.
10641 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10644 * diagnostic.c (pedwarn_at): New.
10645 * toplev.h (pedwarn_at): Declare.
10646 * c-tree.h (build_enumerator): Update declaration.
10647 * c-decl.c (finish_enum): Update comment.
10648 (build_enumerator): Take a location parameter. Give a pedwarn but do
10649 not perform any conversion.
10650 * c-parser.c (c_parser_enum_specifier): Set correct location for
10653 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10656 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10657 expressions except for conversions to signed:1 bitfields. Handle
10658 COND_EXPR with constant operands.
10660 2008-08-13 Richard Guenther <rguenther@suse.de>
10662 PR tree-optimization/15255
10663 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10664 (struct oecount_s): New struct and VEC types.
10665 (cvec): New global.
10666 (oecount_hash): New function.
10667 (oecount_eq): Likewise.
10668 (oecount_cmp): Likewise.
10669 (zero_one_operation): New function.
10670 (build_and_add_sum): Likewise.
10671 (undistribute_ops_list): Perform un-distribution of multiplication
10672 and division on the chain of summands.
10673 (should_break_up_subtract): Also break up subtracts for factors.
10674 (reassociate_bb): Delete dead visited statements.
10675 Call undistribute_ops_list. Re-sort and optimize if it did something.
10676 * passes.c (init_optimization_passes): Move DSE before
10678 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10681 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10683 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10685 * doc/invoke.texi: Revert unintended checkin.
10687 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10690 * gcc.c (include_spec_function): Tweak call to find_a_file.
10692 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10694 PR middle-end/37014
10695 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10696 and TRUTH_ORIF_EXPR.
10697 * dojump.c (do_jump): Likewise.
10699 PR tree-optimization/37084
10700 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10701 if id->regimplify, don't assume stmt is a cast assignment.
10703 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10705 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10707 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10710 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10713 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10715 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10716 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10718 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10719 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10720 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10721 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10722 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10724 * doc/tm.texi (Storage Layout): Remove documentation for
10725 TARGET_FLOAT_FORMAT.
10727 * simplify-rtx.c (simplify_binary_operation_1): Replace
10728 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10730 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10732 * real.h (struct real_format): New member has_sign_dependent_rounding.
10733 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10734 spu_single_format, ieee_double_format, mips_double_format,
10735 motorola_double_format, ieee_extended_motorola_format,
10736 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10737 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10738 mips_extended_format, ieee_quad_format, mips_quad_format,
10739 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10740 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10742 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10743 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10744 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10745 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10746 (ROUND_TOWARDS_ZERO): Likewise.
10748 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10749 (FLOAT_MODE_FORMAT): New macro.
10750 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10751 (MODE_COMPOSITE_P): ... this new macro.
10752 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10753 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10754 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10756 * flags.h: Include "real.h".
10758 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10759 REAL_MODE_FORMAT_COMPOSITE_P.
10760 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10762 * doc/tm.texi (Storage Layout): Remove documentation of
10763 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10764 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10765 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10766 they only apply to libgcc2.a.
10768 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10770 * config/spu/float_disf.c: New file.
10771 * config/spu/float_unsdisf.c: New file.
10772 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10773 (LIB2FUNCS_EXCLUDE): Define.
10775 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10776 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10778 * real.h (struct real_format): New member round_towards_zero.
10779 * real.c (round_for_format): Respect fmt->round_towards_zero.
10780 (ieee_single_format, mips_single_format, motorola_single_format,
10781 spu_single_format, ieee_double_format, mips_double_format,
10782 motorola_double_format, ieee_extended_motorola_format,
10783 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10784 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10785 mips_extended_format, ieee_quad_format, mips_quad_format,
10786 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10787 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10789 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10790 real_format to choose rounding mode when calling MPFR functions.
10791 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10792 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10794 * real.h (real_to_decimal_for_mode): Add prototype.
10795 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10796 Respect target rounding mode when generating decimal representation.
10797 (real_to_decimal): New stub for backwards compatibility.
10798 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10799 real_to_decimal_for_mode instead of real_to_decimal.
10801 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10803 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10804 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10806 * real.c (spu_single_format): New variable.
10807 * real.h (spu_single_format): Declare.
10809 * config/spu/spu.c (spu_override_options): Install SFmode format.
10810 (spu_split_immediate): Use integer mode to operate on pieces of
10811 floating-point values in all cases.
10813 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10814 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10815 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10817 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10819 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10821 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10823 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10825 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10828 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10829 on the VAR_DECL instead of TYPE_READONLY on its type.
10831 2008-08-12 Ira Rosen <irar@il.ibm.com>
10833 * tree-vectorizer.c: Depend on langhooks.h.
10834 (supportable_widening_operation): Add two arguments. Support double
10836 (supportable_narrowing_operation): Likewise.
10837 * tree-vectorizer.h (supportable_widening_operation): Add two
10839 (supportable_narrowing_operation): Likewise.
10840 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10841 supportable_widening_operation with correct arguments.
10842 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10843 (vectorizable_type_demotion): Support double type conversions.
10844 (vectorizable_type_promotion): Likewise.
10845 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10847 2008-08-11 Michael Matz <matz@suse.de>
10849 * i386/i386.c (override_options): Move initialisation from
10850 flag_schedule_insns_after_reload to here from ...
10851 (optimization_options): ... here.
10853 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10855 PR rtl-optimization/36998
10856 * dwarf2out.c (compute_barrier_args_size_1,
10857 compute_barrier_args_size): Temporarily remove assertions.
10859 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10861 PR middle-end/20644
10862 * tree-ssa.c (struct walk_data): Add new flag
10863 warn_possibly_uninitialized.
10864 (warn_uninitialized_var): Use it.
10865 (warn_uninitialized_vars): New.
10866 (execute_early_warn_uninitialized): Call it.
10867 (execute_late_warn_uninitialized): Likewise.
10869 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10871 PR middle-end/36238
10872 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10873 for memory subregs.
10875 2008-08-09 Jan Hubicka <jh@suse.cz>
10878 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10880 (expand_fix): Be prepared for expansion to fail.
10881 (expand_sfix_optab): Remove instructions if expansion failed.
10883 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10885 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10886 avr31 architecture.
10887 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10888 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10890 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10892 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10893 mips/t-libgcc-mips16 to tmake_file.
10894 * config/mips/mips-protos.h (mips_call_type): New enum.
10895 (mips_pic_base_register, mips_got_load): Declare.
10896 (mips_restore_gp): Take an rtx argument.
10897 (mips_use_pic_fn_addr_reg_p): Declare.
10898 (mips_expand_call): Replace the sibcall_p argument with
10899 a mips_call_type argument. Add a lazy_p parameter.
10900 (mips_split_call): Declare.
10901 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10902 (MIPS16_PIC_TEMP): Likewise.
10903 (reg_class): Delete M16_NA_REGS.
10904 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10905 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10906 (mips_split_hi_p): Declare.
10907 * config/mips/mips.c (mips_split_hi_p): New array.
10908 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10909 (mips_got_symbol_type_p): New function.
10910 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10911 (mips16_stub_function_p): New function.
10912 (mips16_local_function_p): Likewise.
10913 (mips_use_pic_fn_addr_reg_p): Likewise.
10914 (mips_cannot_force_const_mem): Return false for HIGHs.
10915 Extend CONST_INT and symbolic handling to MIPS16, using
10916 mips_symbol_insns to check that the base symbol type is a
10917 legitimate constant. Reject GOT-based constants if
10918 TARGET_MIPS16_PCREL_LOADS.
10919 (mips_const_insns): Check targetm.cannot_force_const_mem when
10920 decomposing a symbolic base and a large offset.
10921 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10922 When calling a function that needs $25 from MIPS16 code,
10923 move the target address into $25 separately and add a USE
10925 (mips16_gp_pseudo_reg): Insert the initializer immediately
10926 before the first real insn.
10927 (mips_pic_base_register, mips_got_load): New functions.
10928 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10929 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10930 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10931 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10932 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10933 also passing NULL_RTX rather than const0_rtx as the aux argument.
10934 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10935 instead of TARGET_EXPLICIT_RELOCS.
10936 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10937 (mips_load_call_address): Replace the sibcall_p argument with
10938 a mips_call_type argument. Use mips_got_load.
10939 (mips16_local_alias): New structure.
10940 (mips16_local_aliases): New variable.
10941 (mips16_local_aliases_hash): New function.
10942 (mips16_local_aliases_eq): Likewise.
10943 (mips16_local_alias): Likewise.
10944 (mips16_stub_function): Likewise.
10945 (mips16_build_function_stub): Create a local alias for the target
10946 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10947 .cpload directive and an R_MIPS_NONE relocation for the target
10948 function, then load the alias rather than the function itself.
10949 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10950 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10951 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10952 (mips16_build_call_stub): Replace the FN parameter with an
10953 FN_PTR parameter. Force the address into a register if it
10954 isn't a call_insn_operand; don't rely on the caller to do this.
10955 If a call to a locally-defined and locally-binding MIPS16
10956 function must be made indirectly, redirect the call to the
10957 function's local alias. Use mips16_stub_function_p,
10958 mips16_stub_function, mips_expand_call and use_reg.
10959 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10960 Use explicit %hi and %lo accesses where possible.
10961 Use MIPS_CALL to generate the correct code form of a
10962 jal instruction. Add clobbers of $18 instead of uses.
10963 Update the call to mips_emit_call_insn.
10964 (mips_expand_call): Replace the SIBCALL_P argument with a
10965 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10966 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10967 allowing it to modify the call address. Update the calls to
10968 mips_load_call_address and mips_emit_call_insn.
10969 (mips_split_call): New function.
10970 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10971 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10972 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10973 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10974 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10976 (mips_cprestore_slot): New function.
10977 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10978 and use mips_cprestore_slot.
10979 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10981 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10982 then use a copygp_mips16 instruction to set up $28.
10983 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10984 (mips16_lay_out_constants): Call split_all_insns_noflow.
10985 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10986 false if TARGET_MIPS16.
10987 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10988 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10989 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10990 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10991 MIPS16 code. Allow MIPS16 o32 PIC.
10992 (mips_override_options): Allow MIPS16 o32 PIC.
10993 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10994 after reload if TARGET_USE_GOT.
10995 (UNSPEC_COPYGP): New constant.
10996 (length): Use a default length of 8 for MIPS16 GOT loads.
10997 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10998 (*got_page<mode>): Check mips_split_hi_p.
10999 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11000 (unspec_got<mode>, unspec_call<mode>): New expanders.
11001 (load_got<mode>, load_call<mode>): Remove the length attributes.
11002 Use a got attribute instead of a type attribute.
11003 (copygp_mips16): New insn.
11004 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11005 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11006 (sibcall, sibcall_value, call, call_value): Update the calls
11007 to mips_expand_call.
11008 (call_internal, call_value_internal): Use mips_split_call.
11009 (call_value_multiple_internal): Likewise.
11010 (call_split): Move after call_internal (the insn it is split from).
11011 (call_internal_direct, call_value_internal_direct): Turn into
11012 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11013 (call_direct_split, call_value_direct_split): New patterns.
11014 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11015 and use M16_REGS instead of M16_NA_REGS.
11016 * config/mips/predicates.md (const_call_insn_operand): Replace
11017 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11018 mips_use_pic_fn_addr_reg_p check.
11019 (move_operand): Reject HIGHs if mips_split_hi_p.
11020 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11021 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11022 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11023 * config/mips/libgcc-mips16.ver: New file.
11024 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11025 $(srcdir)/config/mips/libgcc-mips16.ver.
11027 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11029 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11031 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11032 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11033 (mips16_cfun_returns_in_fpr_p): Likewise.
11035 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11037 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11038 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11039 rather than 4 to PC.
11041 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11043 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11044 (FUNCTION_PROFILER): Save the static chain pointer into $2
11045 beforehand and restore it aftewards.
11046 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11047 address directly into $25 and call the function through $25;
11048 do not clobber $3. Pad the DImode version to cover the space
11049 left by the deleted $25 <- $3 move.
11050 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11051 the removal of the $25 <- $3 move.
11052 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11053 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11055 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11056 Daniel Jacobowitz <dan@codesourcery.com>
11058 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11059 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11060 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11061 * config/mips/mips.c (mips_start_function_definition): New function.
11062 (mips_end_function_definition): Likewise.
11063 (mips_output_function_prologue): Use mips_start_function_definition.
11064 (mips_output_function_epilogue): Use mips_end_function_definition.
11065 (build_mips16_function_stub): Use mips_start_function_definition
11066 and mips_end_function_definition.
11067 (build_mips16_call_stub): Likewise.
11069 2008-08-09 Richard Guenther <rguenther@suse.de>
11071 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11072 * gimple.h (gimple_call_fn): Adjust comment.
11073 (gimple_call_set_fndecl): New function.
11074 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11075 longer having bare FUNCTION_DECL operand.
11076 (gimple_call_return_type): Likewise.
11077 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11079 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11080 (gimple_mod_pow2): Likewise.
11081 (gimple_mod_subtract): Likewise.
11082 (gimple_ic): Likewise.
11083 (gimple_stringop_fixed_value): Likewise.
11084 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11085 longer having bare FUNCTION_DECL operand.
11086 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11087 * omp-low.c (optimize_omp_library_calls): Likewise.
11088 * cgraphunit.c (update_call_expr): Likewise.
11089 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11090 (execute_convert_to_rsqrt): Likewise.
11091 * cfgexpand.c (gimple_to_tree): Simplify.
11092 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11093 bare FUNCTION_DECL operand.
11094 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11095 (convert_gimple_call): Use gimple_call_fndecl.
11096 * c-common.c (c_warn_unused_result): Likewise.
11098 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11101 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11102 (c_finish_return): Likewise.
11103 (c_start_case): Likewise.
11104 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11105 * c-parser.c (c_parser_condition): New. Call
11106 verify_sequence_points.
11107 (c_parser_paren_condition): Call c_parser_condition.
11108 (c_parser_for_statement): Call c_parser_condition.
11110 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11113 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11114 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11115 Moved from diagnostic.h
11116 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11118 (emit_diagnostic): New.
11119 (warning0, pedwarn0): Delete.
11120 (warning, warning_at, pedwarn, permerror): Return bool.
11121 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11122 Moved to diagnostic.c.
11123 (struct diagnostic_context): Use correct type for
11124 classify_diagnostic.
11125 (diagnostic_report_diagnostic): Update declaration.
11126 (emit_diagnostic): Declare.
11127 * errors.c (warning): Return bool.
11128 * errors.h (warning): Update declaration.
11129 * toplev.h (warning0, pedwarn0): Delete.
11130 (warning, warning_at, pedwarn, permerror): Return bool.
11131 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11132 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11133 inform. Update all calls.
11134 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11135 before giving informative note.
11136 (implicit_decl_warning): Likewise.
11137 * c-typeck.c (build_function_call): Likewise.
11138 * tree-sssa.c (warn_uninit): Likewise.
11139 * builtins.c (gimplify_va_arg_expr): Likewise.
11141 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11144 * doc/invoke.texi (-Wextra): Move warning from here...
11145 (-Wuninitialized): ... to here.
11147 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11150 * flags.h (set_Wunused): Delete
11151 * toplev.c (process_options): Handle Wunused flags here.
11152 * opts.c (maybe_warn_unused_parameter): Delete.
11153 (common_handle_option): Replace set_Wunused by warn_unused.
11154 (set_Wextra): Do not handle Wunused-parameter here.
11155 (set_Wunused): Delete.
11156 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11158 * common.opt (Wunused): Add Var and Init.
11159 (Wunused-function): Likewise.
11160 (Wunused-label): Likewise.
11161 (Wunused-parameter): Likewise.
11162 (Wunused-value): Likewise.
11163 (Wunused-variable): Likewise.
11165 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11167 * doc/invoke.texi: Add cpu_type power7.
11168 * config.in (HAVE_AS_VSX): New.
11169 * config.gcc: Add cpu_type power7.
11170 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11172 * configure: Regenerate.
11173 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11175 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11176 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11177 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11179 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11181 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11182 type to vectorize.builtin_conversion.
11183 (vectorizable_conversion): Likewise.
11184 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11185 integral type as input.
11186 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11188 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11189 and ALTIVEC_BUILTIN_VCTSXS.
11190 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11193 2008-08-08 Richard Guenther <rguenther@suse.de>
11195 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11196 (surely_varying_stmt_p): Calls are varying only if they are
11197 non-builtin and not indirect or have no result.
11198 (ccp_fold): Re-instantiate code before the tuples merge.
11200 2008-08-08 Richard Guenther <rguenther@suse.de>
11202 PR tree-optimization/37056
11203 * gimple.h (gimple_assign_rhs_class): New helper function.
11204 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11205 unary operations properly.
11207 2008-08-07 Jan Hubicka <jh@suse.cz>
11209 * i386.h (ix86_size_cost): Declare.
11210 (ix86_cur_cost): New function macro.
11211 * i386.md (peepholes expanding size and splitters): Predicate by
11212 optimize_insn_for_speed_p.
11213 (peepholes reduce size and splitters): Predicate by
11214 optimize_insn_for_size_p.
11215 * i386.c (ix86_size_cost): Rename from ...
11216 (size_cost): This one.
11217 (override_options): Update.
11218 (decide_alg): Likewise.
11219 (ix86_expand_clear): Use RTL profile.
11220 (ix86_pad_returns): Use RTL profile.
11222 2008-08-07 Jan Hubicka <jh@suse.cz>
11224 * recog.c (split_all_insns): Set RTL profile
11225 (peephole2_optimize): Likewise.
11226 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11227 * combine.c (combine_instructions): Likewise.
11229 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11231 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11233 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11235 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11236 value in a6 after the set_frame_ptr insn.
11238 2008-08-07 Richard Henderson <rth@redhat.com>
11241 * gcc.c (cpp_options): Pass along -g*.
11243 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11245 * config/arm/arm.c (output_move_neon): Update comment describing
11246 big-endian vector layout.
11247 (arm_assemble_integer): Do not handle big-endian NEON vectors
11249 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11250 neon_vget_lane<mode>_sext_internal,
11251 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11252 element indices for big-endian.
11254 2008-08-07 Richard Henderson <rth@redhat.com>
11256 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11257 * configure, config.in: Rebuild.
11258 * debug.h (dwarf2out_do_cfi_asm): Declare.
11259 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11260 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11261 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11262 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11264 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11266 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11267 movv2si_internal): Combine into mov<mode>_internal.
11268 (movv2si_internal_2): Remove.
11270 2008-08-07 Jan Hubicka <jh@suse.cz>
11273 * i386.md (single stringop patterns): Enable unconditionally.
11275 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11278 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11280 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11281 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11283 * config/i386/sse.md (sse2_movq128): New.
11285 * doc/extend.texi: Document __builtin_ia32_movq128.
11287 2008-08-07 Richard Guenther <rguenther@suse.de>
11289 PR middle-end/37042
11290 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11291 pointers can access anything.
11293 2008-08-06 Jan Hubicka <jh@suse.cz>
11295 * optabs.c (emit_unop_insn): Break out to ...
11296 (maybe_emit_unop_insn): ... this one.
11297 (expand_sfix_optab): Use maybe variant.
11298 * optabs.h (maybe_emit_unop_insn): Declare.
11300 * i386.md (mov0 patterns): Enable by default.
11301 (FP conversion expanders): Disable expansion of code expanding
11302 sequences when instruction should be optimized for size.
11303 (single strinop patterns): Enable when optimizing for size.
11304 (string expanders): Disable expanding of code expanding sequences
11305 when optimizning instruction for size.
11306 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11308 (ix86_fp_comparison_sahf_cost): Likewise.
11309 (ix86_expand_branch): Likewise.
11310 (ix86_expand_ashl_const): Likewise.
11311 (ix86_split_ashl): Likewise.
11312 (ix86_expand_strlen): Likewise.
11313 (ix86_emit_fp_unordered_jump): Likewie.
11315 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11317 * c-common.c: Fix typo.
11318 (c_common_reswords): Activate more C++ keyword warnings.
11320 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11322 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11325 * diagnostic.c (permerror_at): New.
11326 * toplev.h (permerror_at): Declare.
11328 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11329 Ira Rosen <irar@il.ibm.com>
11331 * tree-vect-transform.c (vect_model_simple_cost): Return
11332 immediately if stmt is pure SLP.
11333 (vect_model_store_cost): Ditto.
11334 (vect_model_load_cost): Ditto.
11335 (vectorizable_store): Remove PURE_SLP check before call
11336 to vect_model_store_cost.
11337 (vect_model_store_cost): When checking whether stmt describe
11338 strided access, add a check that it is not slp_node.
11340 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11343 * c-common.c (warn_for_sign_compare): New. Handle separately the
11344 case that 'constant' is zero.
11345 * c-typeck.c (build_binary_op): Move code to c-common.c
11347 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11349 * config/alpha/alpha.c (alpha_preferred_reload_class,
11350 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11351 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11352 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11353 * config/arm/arm.md: Likewise.
11354 * config/avr/avr-protos.h (preferred_reload_class,
11355 test_hard_reg_class, avr_simplify_comparison_p,
11356 out_shift_with_cnt, class_max_nregs): Likewise.
11357 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11358 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11359 preferred_reload_class, test_hard_reg_class): Likewise.
11360 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11361 bfin_memory_move_cost, bfin_secondary_reload,
11362 bfin_output_mi_thunk): Likewise.
11363 * config/crx/crx.c (crx_secondary_reload_class,
11364 crx_memory_move_cost): Likewise.
11365 * config/frv/frv-protos.h (frv_secondary_reload_class,
11366 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11367 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11368 frv_secondary_reload_class, frv_class_likely_spilled_p,
11369 frv_class_max_nregs): Likewise.
11370 * config/h8300/h8300.c (h8300_classify_operand,
11371 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11373 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11374 * config/ia64/ia64.c (ia64_preferred_reload_class,
11375 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11376 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11377 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11379 * config/m68hc11/m68hc11.c (preferred_reload_class,
11380 m68hc11_memory_move_cost): Likewise.
11381 * config/mcore/mcore.c (mcore_secondary_reload_class,
11382 mcore_reload_class): Likewise.
11383 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11384 mips_class_max_nregs, mips_cannot_change_mode_class,
11385 mips_preferred_reload_class, mips_secondary_reload_class,
11386 mips_output_mi_thunk): Likewise.
11387 * config/mmix/mmix.c (mmix_preferred_reload_class,
11388 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11390 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11392 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11393 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11394 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11395 * config/rs6000/rs6000.c (paired_expand_vector_init,
11396 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11397 compare_section_name, rs6000_memory_move_cost): Likewise.
11398 * config/s390/s390.c (s390_emit_compare_and_swap,
11399 s390_preferred_reload_class, s390_secondary_reload,
11400 legitimize_pic_address, legitimize_tls_address,
11401 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11402 s390_class_max_nregs): Likewise.
11403 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11404 * config/s390/s390.md: Likewise.
11405 * config/score/score-protos.h (score_secondary_reload_class,
11406 score_preferred_reload_class): Likewise.
11407 * config/score/score.c (score_preferred_reload_class,
11408 score_secondary_reload_class): Likewise.
11409 * config/score/score3.c (score3_output_mi_thunk,
11410 score3_preferred_reload_class, score3_secondary_reload_class,
11411 score3_hard_regno_mode_ok): Likewise.
11412 * config/score/score3.h (score3_preferred_reload_class,
11413 score3_secondary_reload_class): Likewise.
11414 * config/score/score7.c (score7_output_mi_thunk,
11415 score7_preferred_reload_class, score7_secondary_reload_class,
11416 score7_hard_regno_mode_ok): Likewise.
11417 * config/score/score7.h (score7_preferred_reload_class,
11418 score7_secondary_reload_class): Likewise.
11419 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11420 output_branchy_insn, add_constant, gen_block_redirect,
11421 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11422 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11423 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11424 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11425 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11426 xstormy16_preferred_reload_class): Likewise.
11427 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11428 xtensa_expand_atomic, override_options,
11429 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11431 * reorg.c (try_merge_delay_insns): Likewise.
11432 * tree.c (merge_dllimport_decl_attributes): Likewise.
11434 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11436 2008-08-06 Michael Matz <matz@suse.de>
11438 * Makefile.in (write_entries_to_file): Quote words.
11439 * gengtype.c: (read_input_line): Skip over leading white-space.
11441 2008-08-06 Marc Gauthier <marc@tensilica.com>
11443 * config.gcc: Match more processor names for Xtensa.
11444 * configure.ac: Likewise.
11445 * doc/install.texi (Specific): Likewise.
11446 * configure: Regenerate.
11448 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11450 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11451 * calls.c (avoid_likely_spilled_reg): Likewise.
11452 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11453 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11454 * config/i386/i386.c (ix86_expand_special_args_builtin,
11455 ix86_secondary_reload): Likewise.
11456 * except.c (struct eh_region, gen_eh_region_catch,
11457 remove_unreachable_regions, duplicate_eh_regions,
11458 assign_filter_values, build_post_landing_pads,
11459 sjlj_find_directly_reachable_regions, remove_eh_handler,
11460 reachable_next_level, foreach_reachable_handler,
11461 can_throw_internal_1, can_throw_external_1,
11462 collect_one_action_chain): Likewise.
11463 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11464 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11465 * function.c (update_temp_slot_address, instantiate_new_reg,
11466 instantiate_virtual_regs_in_rtx,
11467 instantiate_virtual_regs_in_insn): Likewise.
11468 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11469 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11470 gimplify_cleanup_point_expr): Likewise.
11471 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11472 * passes.c (next_pass_1): Likewise.
11473 * print-tree.c (print_node_brief, print_node): Likewise.
11474 * profile.c (branch_prob): Likewise.
11475 * tree-dump.c (dump_register): Likewise.
11476 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11478 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11479 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11480 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11481 copy_arguments_for_versioning, copy_static_chain): Likewise.
11482 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11483 add_new_name_mapping, register_new_name_mapping): Likewise.
11484 * tree-mudflap.c (mf_xform_derefs): Likewise.
11485 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11486 get_init_expr, combine_chains): Likewise.
11487 * tree-pretty-print.c (dump_generic_node): Likewise.
11488 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11489 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11490 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11491 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11493 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11495 PR middle-end/37010
11496 * calls.c (expand_call): Use the biggest preferred stack
11499 2008-08-06 Michael Matz <matz@suse.de>
11502 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11503 for reused reload, instead of overwriting them.
11505 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11507 PR middle-end/37009
11508 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11509 for incoming stack boundary.
11511 * function.c (assign_parm_find_entry_rtl): Update
11512 parm_stack_boundary.
11514 * function.h (rtl_data): Add parm_stack_boundary.
11516 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11517 parm_stack_boundary for incoming stack boundary.
11519 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11521 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11522 for unrepresentable subregs or treat them as equal to other regs
11523 or subregs with the same register number.
11525 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11527 PR middle-end/35432
11528 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11531 2008-08-06 Jan Hubicka <jh@suse.cz>
11533 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11534 frequencies might be hot.
11536 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11538 * reload.c (find_reloads): Force constants into literal pool
11539 also if they are wrapped in a SUBREG.
11541 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11544 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11545 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11546 Don't allow predicated instructions for data speculation.
11547 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11550 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11552 * haifa-sched.c (extend_global): Split to extend_global_data and
11553 extend_region_data. Update all uses.
11554 (extend_all): Rename to extend_block_data.
11556 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11558 * sched-rgn.c (new_ready): Check if instruction can be
11559 speculatively scheduled before attempting speculation.
11560 (debug_rgn_dependencies): Remove wrongful assert.
11562 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11564 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11566 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11568 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11569 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11570 va_size, and type_size.
11572 2008-08-04 Jason Merrill <jason@redhat.com>
11575 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11576 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11578 2008-08-05 Richard Henderson <rth@redhat.com>
11580 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11581 * configure: Rebuild.
11583 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11586 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11587 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11590 2008-08-05 Richard Henderson <rth@redhat.com>
11592 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11593 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11594 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11595 * common.opt (fdwarf2-cfi-asm): New.
11596 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11597 * config.in, configure: Rebuild.
11598 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11599 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11601 (dw2_force_const_mem): Externalize.
11602 * dwarf2asm.h: Update.
11603 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11604 generate a real label.
11605 (output_cfi_directive): New.
11606 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11607 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11608 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11610 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11611 (output_loc_operands_raw, output_loc_sequence_raw): New.
11612 (output_cfa_loc_raw): New.
11614 2008-08-05 Paul Brook <paul@codesourcery.com>
11616 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11617 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11618 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11619 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11620 * config/arm/arm.h (TARGET_VFPD32): Define.
11621 (TARGET_VFP3): Use TARGET_VFPD32.
11622 (fputype): Add FPUTYPE_VFP3D16.
11623 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11624 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11625 * config/arm/arm-cores.def: Add cortex-r4f.
11626 * config/arm/arm-tune.md: Regenerate.
11628 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11630 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11631 Reword some comments throughout the file.
11633 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11634 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11635 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11636 MFC_MIN_DMA_LIST_ELEMENTS.
11637 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11638 MFC_MAX_DMA_LIST_ELEMENTS.
11640 (MFC_START_ENABLE): Remove PPU-only define.
11641 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11642 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11644 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11645 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11646 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11647 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11648 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11649 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11650 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11652 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11653 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11654 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11655 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11657 (spu_read_machine_status): Fix typo.
11659 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11661 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11662 SUBREG of multi-word hard register.
11663 * config/spu/spu.c (valid_subreg): Likewise.
11664 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11666 2008-08-04 Richard Guenther <rguenther@suse.de>
11668 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11669 the candidate with the stripped base if that base is different
11670 from the original base even for offset zero.
11672 2008-08-04 Richard Guenther <rguenther@suse.de>
11674 PR middle-end/36691
11675 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11676 check for no_overflow.
11678 2008-08-04 Richard Guenther <rguenther@suse.de>
11680 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11682 2008-08-04 Paul Brook <paul@codesourcery.com>
11684 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11685 (arm_order_regs_for_local_alloc): New function.
11686 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11688 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11690 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11693 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11694 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11695 (ix86_expand_epilogue): Likewise.
11697 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11702 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11704 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11705 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11706 (*movv2sf_internal_rex64): Ditto.
11708 2008-08-03 Jan Hubicka <jh@suse.cz>
11710 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11711 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11712 * expmed.c (expand_smod_pow2): Likewise.
11714 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11717 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11718 alternative 0 of operand 1.
11719 (*vec_concatv2di_rex64_sse): Ditto.
11720 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11722 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11723 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11724 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11725 (*movv2sf_internal_rex64): Ditto.
11727 2008-08-02 Richard Guenther <rguenther@suse.de>
11730 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11731 (ssedoublesizemode): New mode attribute.
11732 (sse_shufps): Call gen_sse_shufps_v4sf.
11733 (sse_shufps_1): Macroize.
11734 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11735 (sse2_shufpd_1): Macroize.
11736 (vec_extract_odd, vec_extract_even): New expanders.
11737 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11738 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11739 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11740 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11741 (ix86_expand_vector_set): Likewise.
11742 (ix86_expand_reduc_v4sf): Likewise.
11744 2008-08-01 Doug Kwan <dougkwan@google.com>
11746 * matrix-reorg.c: Re-enable all code.
11747 (struct malloc_call_data): Change CALL_STMT to gimple type.
11748 (collect_data_for_malloc_call): Tuplify.
11749 (struct access_site_info): Change STMT to gimple type.
11750 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11751 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11752 (struct free_info): Change STMT to gimple type.
11753 (struct matrix_access_phi_node): Change PHI to gimple type.
11754 (get_inner_of_cast_expr): Remove.
11755 (may_flatten_matrices_1): Tuplify.
11756 (may_flatten_matrices): Ditto.
11757 (mark_min_matrix_escape_level): Ditto.
11758 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11759 (ssa_accessed_in_call_rhs): New
11760 (ssa_accessed_in_assign_rhs): New
11761 (record_access_alloc_site_info): Tuplify.
11762 (add_allocation_site): Ditto.
11763 (analyze_matrix_allocation_site): Ditto.
11764 (analyze_transpose): Ditto.
11765 (get_index_from_offset): Ditto.
11766 (update_type_size): Ditto.
11767 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11768 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11769 (analyze_accesses_for_phi_node): Tuplify.
11770 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11771 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11772 (analyze_matrix_accesses): Tuplify.
11773 (check_var_data): New call-back type for check_var_notmodified_p.
11774 (check_var_notmodified_p): Tuplify and use call-back struct to
11775 return statement found.
11776 (can_calculate_expr_before_stmt): Factor out statement related code
11778 (can_calculate_stmt_before_stmt): New.
11779 (check_allocation_function): Tuplify.
11780 (find_sites_in_func): Ditto.
11781 (record_all_accesses_in_func): Ditto.
11782 (transform_access_sites): Ditto.
11783 (transform_allocation_sites): Ditto.
11784 (matrix_reorg): Re-enable.
11785 (gate_matrix_reorg): Re-enable.
11787 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11789 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11790 for labels for which it hasn't been set yet. If it has been set,
11791 stop walking insns and continue with next worklist item.
11792 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11793 if the only BARRIER is at the very end of a function.
11795 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11797 * cfgexpand.c (expand_stack_alignment): Assert that
11798 stack_realign_drap and drap_rtx must match.
11800 * function.c (instantiate_new_reg): If DRAP is used to realign
11801 stack, replace virtual_incoming_args_rtx with internal arg
11804 2008-08-01 Richard Guenther <rguenther@suse.de>
11806 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11807 loop information only if we initialized it.
11808 (execute_pre): Call fini_pre with in_fre.
11809 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11810 if we do not unroll because we hit max-completely-peeled-insns.
11811 Use our estimation for consistency, do allow shrinking.
11813 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11816 with MIN_STACK_BOUNDARY.
11817 (ix86_update_stack_boundary): Likewise.
11818 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11821 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11822 (MIN_STACK_BOUNDARY): This.
11824 2008-08-01 Richard Guenther <rguenther@suse.de>
11826 PR middle-end/36997
11827 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11829 2008-08-01 Richard Guenther <rguenther@suse.de>
11831 PR tree-optimization/36988
11832 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11833 do not matter if that doesn't change volatile qualification.
11835 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11837 * configure.ac: Do not generate libada-mk. Do not subst
11838 host_cc_for_libada.
11839 * libada-mk.in: Remove.
11840 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11841 * configure: Regenerate.
11843 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11845 * tree-pass.h: Added comment about not dumping passes with name
11846 starting with star in struct opt_pass.
11847 * passes.c (register_dump_files_1): Don't do dump for a pass with
11848 name starting with star.
11849 * doc/passes.texi (Pass manager): Mention pass names and special
11850 meaning of star prefix to avoid dump.
11852 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11854 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11856 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11857 (ISA_MIPS64R2): New macro.
11858 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11859 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11860 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11861 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11862 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11863 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11864 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11865 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11866 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11867 Move up to keep list alphabetically sorted.
11868 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11869 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11871 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11872 (-march=@var{arch}): Add mips64r2.
11874 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11876 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11878 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11880 * expr.c (expand_assignment): Check for complete type.
11882 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11885 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11887 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11888 for stack alignment.
11890 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11892 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11894 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11895 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11897 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11899 PR rtl-optimization/36419
11900 * dwarf2out.c (barrier_args_size): New variable.
11901 (compute_barrier_args_size, compute_barrier_args_size_1): New
11903 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11904 if not called yet in the current function, use barrier_args_size
11905 array to find the new args_size value.
11906 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11908 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11911 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11914 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11917 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11918 (dwarf2out_stack_adjust): Use it.
11919 (dwarf2out_frame_debug_expr): Likewise.
11921 2008-07-31 Richard Guenther <rguenther@suse.de>
11923 PR tree-optimization/36978
11924 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11925 the generated condition.
11927 2008-07-31 Richard Guenther <rguenther@suse.de>
11929 * passes.c (init_optimization_passes): Always call
11930 pass_early_warn_uninitialized.
11931 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11932 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11933 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11935 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11938 * builtins.c (maybe_emit_free_warning): New function.
11939 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11940 maybe_emit_free_warning for BUILT_IN_FREE.
11943 * dwarf2out.c (get_context_die): New function.
11944 (force_decl_die, force_type_die): Use it.
11945 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11946 returns NULL, force generation of DW_TAG_typedef and put that into
11949 PR preprocessor/36649
11950 * c-pch.c (c_common_read_pch): Save and restore
11951 line_table->trace_includes across PCH restore.
11953 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11956 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11958 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11961 * final.c (call_from_call_insn): Handle COND_EXEC.
11963 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11965 * builtins.c (std_gimplify_va_arg_expr): Replace
11966 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11967 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11969 2008-07-30 Joey Ye <joey.ye@intel.com>
11970 H.J. Lu <hongjiu.lu@intel.com>
11972 * builtins.c (expand_builtin_setjmp_receiver): Replace
11973 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11974 (expand_builtin_apply_args_1): Likewise.
11975 (expand_builtin_longjmp): Need DRAP for stack alignment.
11976 (expand_builtin_apply): Likewise.
11978 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11979 instead of assign_stack_local to allow alignment reduction.
11981 * calls.c (emit_call_1): Need DRAP for stack alignment if
11983 (expand_call): Replace virtual_incoming_args_rtx with
11984 crtl->args.internal_arg_pointer.
11985 * stmt.c (expand_nl_goto_receiver): Likewise.
11987 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11988 alignment and store to stack_alignment_estimated and
11989 max_used_stack_slot_alignment.
11990 (expand_one_var): Likewise.
11991 (expand_stack_alignment): New function.
11992 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11993 and stack_alignment_estimated fields in rtl_data. Call
11994 expand_stack_alignment at end.
11996 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11997 (MAX_STACK_ALIGNMENT): Likewise.
11998 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11999 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12001 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12002 stack alignment when generating virtual registers.
12004 * function.c (assign_stack_local): Renamed to ...
12005 (assign_stack_local_1): This. Add a parameter to indicate
12006 if it is OK to reduce alignment.
12007 (assign_stack_local): Use it.
12008 (instantiate_new_reg): Instantiate virtual incoming args rtx
12009 to vDRAP if stack realignment and DRAP is needed.
12010 (assign_parms): Collect parameter/return type alignment and
12011 contribute to stack_alignment_estimated.
12012 (locate_and_pad_parm): Likewise.
12013 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12014 with crtl->args.internal_arg_pointer.
12016 * function.h (rtl_data): Add new field drap_reg,
12017 max_used_stack_slot_alignment, stack_alignment_estimated,
12018 stack_realign_needed, need_drap, stack_realign_processed and
12019 stack_realign_finalized.
12020 (stack_realign_fp): New macro.
12021 (stack_realign_drap): Likewise.
12023 * global.c (compute_regsets): Frame pointer is needed when
12024 stack is realigned. Can eliminate frame pointer when stack is
12025 realigned and dynamic realigned argument pointer isn't used.
12027 * reload1.c (update_eliminables): Frame pointer is needed
12028 when stack is realigned.
12029 (init_elim_table): Can eliminate frame pointer when stack is
12030 realigned and dynamic realigned argument pointer isn't used.
12032 * rtl.h (assign_stack_local_1): Declare new funtion.
12034 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12035 (TARGET_GET_DRAP_RTX): Likewise.
12036 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12037 TARGET_GET_DRAP_RTX.
12039 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12041 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12042 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12044 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12045 H.J. Lu <hongjiu.lu@intel.com>
12047 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12048 vdrap_reg, stack_realign and drap_reg_saved.
12049 (add_cfi): Don't allow redefining CFA when DRAP is used.
12050 (reg_save): Handle stack alignment.
12051 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12052 alignment. Don't generate DWARF information for (set fp sp)
12054 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12056 (int_loc_descriptor): Move prototype forward. Also define if
12057 DWARF2_UNWIND_INFO is true.
12058 (output_cfa_loc): Handle DW_CFA_expression.
12059 (build_cfa_aligned_loc): New.
12060 (based_loc_descr): Update assert for stack realign. For local
12061 variables, use sp+offset when stack is aligned without drap and
12062 fp+offset when stack is aligned with drap. For arguments, use
12063 cfa+offset when drap is used to align stack.
12065 2008-07-30 Joey Ye <joey.ye@intel.com>
12066 H.J. Lu <hongjiu.lu@intel.com>
12068 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12070 (ix86_gen_andsp): New.
12071 (ix86_user_incoming_stack_boundary): Likewise.
12072 (ix86_default_incoming_stack_boundary): Likewise.
12073 (ix86_incoming_stack_boundary): Likewise.
12074 (ix86_can_eliminate): Likewise.
12075 (find_drap_reg): Likewise.
12076 (ix86_update_stack_boundary): Likewise.
12077 (ix86_get_drap_rtx): Likewise.
12078 (ix86_finalize_stack_realign_flags): Likewise.
12079 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12080 (TARGET_GET_DRAP_RTX): Likewise.
12081 (override_options): Overide option value for new options.
12082 (ix86_function_ok_for_sibcall): Remove check for
12083 force_align_arg_pointer.
12084 (ix86_handle_cconv_attribute): Likewise.
12085 (ix86_function_regparm): Likewise.
12086 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12087 (ix86_va_start): Replace virtual_incoming_args_rtx with
12088 crtl->args.internal_arg_pointer.
12089 (ix86_select_alt_pic_regnum): Check DRAP register.
12090 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12091 (ix86_compute_frame_layout): Compute frame layout wrt stack
12093 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12094 (ix86_expand_prologue): Decide if stack realignment is needed
12095 and generate prologue code accordingly.
12096 (ix86_expand_epilogue): Generate epilogue code wrt stack
12097 realignment is really needed or not.
12099 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12100 (ABI_STACK_BOUNDARY): Likewise.
12101 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12102 (STACK_REALIGN_DEFAULT): Likewise.
12103 (INCOMING_STACK_BOUNDARY): Likewise.
12104 (MAX_STACK_ALIGNMENT): Likewise.
12105 (ix86_incoming_stack_boundary): Likewise.
12106 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12107 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12108 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12109 (machine_function): Remove force_align_arg_pointer.
12111 * config/i386/i386.md (BX_REG): New.
12112 (R13_REG): Likewise.
12114 * config/i386/i386.opt (mforce_drap): New.
12115 (mincoming-stack-boundary): Likewise.
12116 (mstackrealign): Add Init(-1).
12118 * config/i386/i386-protos.h (ix86_can_eliminate): New
12120 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12122 * doc/extend.texi: Update force_align_arg_pointer.
12124 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12127 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12128 (INCOMING_STACK_BOUNDARY): Likewise.
12129 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12130 (TARGET_GET_DRAP_RTX): Likewise.
12132 2008-07-30 Andreas Schwab <schwab@suse.de>
12134 PR rtl-optimization/36929
12135 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12136 add_insn_before and fix argument order.
12137 (replace_inc_dec_mem): Handle NULL rtx.
12139 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12141 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12143 (arm_compute_initial_elimination_offset): Use it.
12144 (arm_compute_save_reg_mask): Include static chain save slot when
12145 calculating alignment.
12146 (arm_get_frame_offsets): Ditto.
12147 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12148 that we can use to decrement the stack when the stack decrement
12149 could be too big for an immediate value in a single insn.
12150 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12152 2008-07-30 Richard Guenther <rguenther@suse.de>
12154 PR tree-optimization/36967
12155 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12156 Release defs of statements we remove.
12158 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12160 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12161 instead of NULL_RTVEC.
12163 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12167 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12170 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12172 * final.c (call_from_call_insn): New.
12173 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12175 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12177 * configure.ac: Substitute ADA_CFLAGS.
12178 * configure: Regenerate.
12179 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12180 * Makefile.in: Remove mention of X_* variables.
12181 * config/pa/x-ada-hpux10: Remove.
12182 * config/pa/x-ada: Remove.
12184 * doc/fragments.texi: Update.
12186 2008-07-30 Olivier Hainque <hainque@adacore.com>
12188 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12189 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12190 __dso_handle explicitly here.
12192 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12195 * c-typeck.c (build_binary_op): Encapsulate code into...
12196 * c-common.c (shorten_binary_op): ...this new function.
12197 (conversion_warning): Use the new function. Handle non-negative
12198 constant in bitwise-and.
12199 * c-common.h (shorten_binary_op): Declare.
12201 2008-07-30 Olivier Hainque <hainque@adacore.com>
12203 * scan.c (make_sstring_space): Add explicit conversions of
12204 allocator's return value.
12205 * fix-header.c (recognized_function): Likewise.
12207 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12209 * doc/cpp.texi: Update to GFDL 1.2.
12210 * doc/gcc.texi: Do not list GPL as Invariant Section.
12211 * doc/gccint.texi: Likewise. Update copyright years.
12212 * doc/install.texi: Update copyright years.
12214 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12217 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12218 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12220 2008-07-29 Jan Hubicka <jh@suse.cz>
12222 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12223 (grokdeclarator): Likewise.
12224 * langhooks.c (lhd_warn_unused_global_decl): Use
12225 DECL_DECLARED_INLINE_P.
12226 * print-tree.c (print_node): Remove DECL_INLINE check.
12228 2008-07-29 Richard Guenther <rguenther@suse.de>
12230 PR tree-optimization/36945
12231 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12233 Record invariant addresses un-decomposed.
12234 (copy_reference_ops_from_call): Record reference call
12235 arguments properly. Simplify.
12236 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12237 helper split out from ...
12238 (create_component_ref_by_pieces): ... here. Simplify.
12239 Prepare for recursive invocation for call arguments.
12240 (create_expression_by_pieces): Adjust call to
12241 create_component_ref_by_pieces.
12242 (compute_avail): Process operand 2 of reference ops.
12244 2008-07-29 Richard Guenther <rguenther@suse.de>
12246 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12248 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12250 * c-format.c (check_format_types): Revert unwanted checkin.
12252 2008-07-29 Jan Hubicka <jh@suse.cz>
12254 * flags.h (flag_really_no_inline): Remove.
12255 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12256 * toplev.c (flag_really_no_inline): Remove.
12257 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12258 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12259 (cgraph_decide_inlining_incrementally): Likewise.
12260 (compute_inline_parameters): Likewise.
12261 * opts.c (decode_options): Simplify.
12262 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12263 * common.opt (finline): Initialize to 1.
12264 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12266 2008-07-29 Jan Hubicka <jh@suse.cz>
12268 * predict.c (always_optimize_for_size_p): New function.
12269 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12270 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12271 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12273 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12274 * function.c (prepare_function_start): Set default profile.
12275 * function.h (rtl_data): Add maybe_hot_insn_p.
12276 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12277 (construct_exit_block): Likewise.
12278 (tree_expand_cfg): Likewise.
12280 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12281 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12282 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12283 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12286 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12289 * c-decl.c (merge_decls): Merge USED flags.
12291 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12293 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12294 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12295 next_stack, lab_false and lab_over trees.
12297 2008-07-28 Richard Guenther <rguenther@suse.de>
12299 PR tree-optimization/36957
12300 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12301 (useless_type_conversion_p): Remove.
12302 (types_compatible_p): Remove.
12303 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12304 (useless_type_conversion_p): Declare.
12305 (types_compatible_p): Declare.
12306 (gimple_expr_type): Return the base type only if it is
12307 trivially convertible to the subtype.
12309 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12311 * configure.ac: Use the m4_do macro to concatenate the warnings into
12312 one string in ACX_PROG_CC_WARNING_OPTS,
12313 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12314 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12315 * configure: Regenerate.
12317 2008-07-28 Richard Guenther <rguenther@suse.de>
12319 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12320 (insert_fake_stores): Remove.
12321 (realify_fake_stores): Likewise.
12322 (execute_pre): Remove dead code.
12323 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12324 (find_func_aliases): Deal with it here instead.
12325 Re-enable gcc_unreachable call.
12327 2008-07-28 Richard Guenther <rguenther@suse.de>
12329 Merge from gimple-tuples-branch.
12331 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12332 * gimple.def: New file.
12333 * gsstruct.def: Likewise.
12334 * gimple-iterator.c: Likewise.
12335 * gimple-pretty-print.c: Likewise.
12336 * tree-gimple.c: Removed. Merged into ...
12337 * gimple.c: ... here. New file.
12338 * tree-gimple.h: Removed. Merged into ...
12339 * gimple.h: ... here. New file.
12341 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12342 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12343 --enable-checking=gimple flag.
12344 * config.in: Likewise.
12345 * configure: Regenerated.
12347 * tree-ssa-operands.h: Tuplified.
12348 * tree-vrp.c: Likewise.
12349 * tree-loop-linear.c: Likewise.
12350 * tree-into-ssa.c: Likewise.
12351 * tree-ssa-loop-im.c: Likewise.
12352 * tree-dump.c: Likewise.
12353 * tree-complex.c: Likewise.
12354 * cgraphbuild.c: Likewise.
12355 * tree-ssa-threadupdate.c: Likewise.
12356 * tree-ssa-loop-niter.c: Likewise.
12357 * tree-pretty-print.c: Likewise.
12358 * tracer.c: Likewise.
12359 * gengtype.c: Likewise.
12360 * tree-loop-distribution.c: Likewise.
12361 * tree-ssa-loop-unswitch.c: Likewise.
12362 * cgraph.c: Likewise.
12363 * cgraph.h: Likewise.
12364 * tree-ssa-loop-manip.c: Likewise.
12365 * value-prof.c: Likewise.
12366 * tree-ssa-loop-ch.c: Likewise.
12367 * tree-tailcall.c: Likewise.
12368 * value-prof.h: Likewise.
12369 * tree.c: Likewise.
12370 * tree.h: Likewise.
12371 * tree-pass.h: Likewise.
12372 * ipa-cp.c: Likewise.
12373 * tree-scalar-evolution.c: Likewise.
12374 * tree-scalar-evolution.h: Likewise.
12375 * target.h: Likewise.
12376 * lambda-mat.c: Likewise.
12377 * tree-phinodes.c: Likewise.
12378 * diagnostic.h: Likewise.
12379 * builtins.c: Likewise.
12380 * tree-ssa-alias-warnings.c: Likewise.
12381 * cfghooks.c: Likewise.
12382 * fold-const.c: Likewise.
12383 * cfghooks.h: Likewise.
12384 * omp-low.c: Likewise.
12385 * tree-ssa-dse.c: Likewise.
12386 * ipa-reference.c: Likewise.
12387 * tree-ssa-uncprop.c: Likewise.
12388 * toplev.c: Likewise.
12389 * tree-gimple.c: Likewise.
12390 * tree-gimple.h: Likewise.
12391 * tree-chrec.c: Likewise.
12392 * tree-chrec.h: Likewise.
12393 * tree-ssa-sccvn.c: Likewise.
12394 * tree-ssa-sccvn.h: Likewise.
12395 * cgraphunit.c: Likewise.
12396 * tree-ssa-copyrename.c: Likewise.
12397 * tree-ssa-ccp.c: Likewise.
12398 * tree-ssa-loop-ivopts.c: Likewise.
12399 * tree-nomudflap.c: Likewise.
12400 * tree-call-cdce.c: Likewise.
12401 * ipa-pure-const.c: Likewise.
12402 * c-format.c: Likewise.
12403 * tree-stdarg.c: Likewise.
12404 * tree-ssa-math-opts.c: Likewise.
12405 * tree-ssa-dom.c: Likewise.
12406 * tree-nrv.c: Likewise.
12407 * tree-ssa-propagate.c: Likewise.
12408 * ipa-utils.c: Likewise.
12409 * tree-ssa-propagate.h: Likewise.
12410 * tree-ssa-alias.c: Likewise.
12411 * gimple-low.c: Likewise.
12412 * tree-ssa-sink.c: Likewise.
12413 * ipa-inline.c: Likewise.
12414 * c-semantics.c: Likewise.
12415 * dwarf2out.c: Likewise.
12416 * expr.c: Likewise.
12417 * tree-ssa-loop-ivcanon.c: Likewise.
12418 * predict.c: Likewise.
12419 * tree-ssa-loop.c: Likewise.
12420 * tree-parloops.c: Likewise.
12421 * tree-ssa-address.c: Likewise.
12422 * tree-ssa-ifcombine.c: Likewise.
12423 * matrix-reorg.c: Likewise.
12424 * c-decl.c: Likewise.
12425 * tree-eh.c: Likewise.
12426 * c-pretty-print.c: Likewise.
12427 * lambda-trans.c: Likewise.
12428 * function.c: Likewise.
12429 * langhooks.c: Likewise.
12430 * ebitmap.h: Likewise.
12431 * tree-vectorizer.c: Likewise.
12432 * function.h: Likewise.
12433 * langhooks.h: Likewise.
12434 * tree-vectorizer.h: Likewise.
12435 * ipa-type-escape.c: Likewise.
12436 * ipa-type-escape.h: Likewise.
12437 * domwalk.c: Likewise.
12438 * tree-if-conv.c: Likewise.
12439 * profile.c: Likewise.
12440 * domwalk.h: Likewise.
12441 * tree-data-ref.c: Likewise.
12442 * tree-data-ref.h: Likewise.
12443 * tree-flow-inline.h: Likewise.
12444 * tree-affine.c: Likewise.
12445 * tree-vect-analyze.c: Likewise.
12446 * c-typeck.c: Likewise.
12447 * gimplify.c: Likewise.
12448 * coretypes.h: Likewise.
12449 * tree-ssa-phiopt.c: Likewise.
12450 * calls.c: Likewise.
12451 * tree-ssa-coalesce.c: Likewise.
12452 * tree.def: Likewise.
12453 * tree-dfa.c: Likewise.
12454 * except.c: Likewise.
12455 * except.h: Likewise.
12456 * cfgexpand.c: Likewise.
12457 * tree-cfgcleanup.c: Likewise.
12458 * tree-ssa-pre.c: Likewise.
12459 * tree-ssa-live.c: Likewise.
12460 * tree-sra.c: Likewise.
12461 * tree-ssa-live.h: Likewise.
12462 * tree-predcom.c: Likewise.
12463 * lambda.h: Likewise.
12464 * tree-mudflap.c: Likewise.
12465 * ipa-prop.c: Likewise.
12466 * print-tree.c: Likewise.
12467 * tree-ssa-copy.c: Likewise.
12468 * ipa-prop.h: Likewise.
12469 * tree-ssa-forwprop.c: Likewise.
12470 * ggc-page.c: Likewise.
12471 * c-omp.c: Likewise.
12472 * tree-ssa-dce.c: Likewise.
12473 * tree-vect-patterns.c: Likewise.
12474 * tree-ssa-ter.c: Likewise.
12475 * tree-nested.c: Likewise.
12476 * tree-ssa.c: Likewise.
12477 * lambda-code.c: Likewise.
12478 * tree-ssa-loop-prefetch.c: Likewise.
12479 * tree-inline.c: Likewise.
12480 * tree-inline.h: Likewise.
12481 * tree-iterator.c: Likewise.
12482 * tree-optimize.c: Likewise.
12483 * tree-ssa-phiprop.c: Likewise.
12484 * tree-vect-transform.c: Likewise.
12485 * tree-object-size.c: Likewise.
12486 * tree-outof-ssa.c: Likewise.
12487 * cfgloop.c: Likewise.
12488 * system.h: Likewise.
12489 * tree-profile.c: Likewise.
12490 * cfgloop.h: Likewise.
12491 * c-gimplify.c: Likewise.
12492 * c-common.c: Likewise.
12493 * tree-vect-generic.c: Likewise.
12494 * tree-flow.h: Likewise.
12495 * c-common.h: Likewise.
12496 * basic-block.h: Likewise.
12497 * tree-ssa-structalias.c: Likewise.
12498 * tree-switch-conversion.c: Likewise.
12499 * tree-ssa-structalias.h: Likewise.
12500 * tree-cfg.c: Likewise.
12501 * passes.c: Likewise.
12502 * ipa-struct-reorg.c: Likewise.
12503 * ipa-struct-reorg.h: Likewise.
12504 * tree-ssa-reassoc.c: Likewise.
12505 * cfgrtl.c: Likewise.
12506 * varpool.c: Likewise.
12507 * stmt.c: Likewise.
12508 * tree-ssanames.c: Likewise.
12509 * tree-ssa-threadedge.c: Likewise.
12510 * langhooks-def.h: Likewise.
12511 * tree-ssa-operands.c: Likewise.
12512 * config/alpha/alpha.c: Likewise.
12513 * config/frv/frv.c: Likewise.
12514 * config/s390/s390.c: Likewise.
12515 * config/m32c/m32c.c: Likewise.
12516 * config/m32c/m32c-protos.h: Likewise.
12517 * config/spu/spu.c: Likewise.
12518 * config/sparc/sparc.c: Likewise.
12519 * config/i386/i386.c: Likewise.
12520 * config/sh/sh.c: Likewise.
12521 * config/xtensa/xtensa.c: Likewise.
12522 * config/stormy16/stormy16.c: Likewise.
12523 * config/ia64/ia64.c: Likewise.
12524 * config/rs6000/rs6000.c: Likewise.
12525 * config/pa/pa.c: Likewise.
12526 * config/mips/mips.c: Likewise.
12528 2008-07-28 Simon Baldwin <simonb@google.com>
12530 * c-pragma.c (handle_pragma_message): New function.
12531 (init_pragma): Register handle_pragma_message.
12532 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12535 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12537 PR tree-optimization/35252
12538 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12539 REALPART_EXPR to be considered as same load operation.
12541 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12543 PR tree-optimization/36830
12544 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12545 (expressions_equal_p): Return false if only one operand is null.
12547 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12549 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12550 version requirements.
12552 2008-07-26 Olivier Hainque <hainque@adacore.com>
12554 * collect2.c (symkind): New enum. Symbol kinds we care about.
12555 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12556 code and head comment accordingly.
12557 (scan_prog_file): Use symkind names instead of bare integers.
12559 2008-07-25 Jan Hubicka <jh@suse.cz>
12561 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12563 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12564 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12565 * dojump.c (clear_pending_stack_adjust): Likewise.
12566 * print-tree.c (print_node): Ignore DECL_INLINE.
12567 * tree-inline.c (inlinable_function_p): Likewise.
12569 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12571 * doc/extend.texi (hot attribute): Document that the hot attribute
12572 turns on -O3 for some ports.
12573 (cold attribute): Document that the cold attribute turns on -Os
12576 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12577 reflect function specific option support.
12579 * target.h (struct target_option_hooks): Add fields to say whether
12580 the cold attribute implies -Os and the hot attribute implies -O3.
12582 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12583 By default, do not turn on -Os for cold functions.
12584 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12585 not turn on -O3 for hot functions.
12587 * c-common.c (handle_hot_attribute): Use target hook to determine
12588 if hot functions should enable -O3.
12589 (handle_cold_attribute): Use target hook to determine if cold
12590 functions should enable -Os.
12592 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12593 (override_options): Move disable scheduling to
12594 optimization_options.
12595 (optimization_options): Disable scheduling here, not
12597 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12598 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12600 * config/ia64/ia64.c (ia64_override_options): Move setting
12601 scheduling flags to ia64_optimization_options.
12602 (ia64_optimization_options): Disable scheduling options here, and
12603 not in ia64_override_options.
12604 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12605 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12607 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12610 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12612 2008-07-25 Martin Jambor <mjambor@suse.cz>
12614 PR tree-optimization/36926
12615 * ipa-prop.c (ipa_analyze_call_uses): Call
12616 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12618 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12620 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12621 movv2si_internal): Add mem = reg alternative.
12623 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12626 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12627 DEFAULT_PCC_STRUCT_RETURN to 127.
12629 2008-07-24 Jan Hubicka <jh@suse.cz>
12631 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12632 (build_cgraph_edges): Likewise.
12633 * cgraph.c (cgraph_node): Do not update assembler hash.
12634 (cgraph_remove_node): Drop non-unit-at-a-time code.
12635 * tree-pass.h (pass_O0_always_inline): Remove.
12636 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12637 * toplev.c (process_options): Flag unit-at-a-time does not imply
12638 no section anchors.
12639 * cgraphunit.c: Update comments.
12640 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12641 (cgraph_assemble_pending_functions): Remove.
12642 (cgraph_reset_node): Drop non-unit-at-a-time code.
12643 (cgraph_finalize_function): Likewise.
12644 (cgraph_analyze_function): Likewise.
12645 (cgraph_finalize_compilation_unit): Likewise.
12646 (cgraph_expand_function): Likewise.
12647 (cgraph_optimize): Likesise.
12648 (save_inline_function_body): Likewise.
12649 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12650 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12651 * ipa-inline.c: Update comments.
12652 (enum inlining_mode): remove INLINE_SPEED.
12653 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12654 (cgraph_mark_inline_edge): Likewise.
12655 (try_inline): Likewise.
12656 (cgraph_decide_inlining_incrementally): Likewise.
12657 (cgraph_gate_inlining): Remove.
12658 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12659 (cgraph_gate_early_inlining): Likewise.
12660 (gate_inline_passes): Remove.
12661 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12662 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12663 pass_O0_always_inline): Remove.
12664 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12665 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12666 * opts.c (no_unit_at_a_time_default): Remove.
12667 (decode_options): Remove flag_unit_at_a_time reset and warning.
12668 * opts.h (no_unit_at_a_time_default): Remove.
12669 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12670 early in GNU dialect.
12671 (merge_decls): Update comment; drop unit-at-a-time check.
12672 (finish_decl): Likewise.
12673 (grok_declaration): Remove flag_inline_trees code.
12674 (finish_functions): Return on function returning non-void on all
12676 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12677 * cfgexpand.c (expand_one_static_var): Remove.
12678 (expand_one_var): Remove expand_one_static_var call.
12679 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12680 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12681 and flag_unit_at_a-time compatibility checks.
12682 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12683 * tree-inline.c (flag_inline_trees): Remove.
12684 (inlinable_function_p): Don't check it.
12685 (expand_call_inline): Remove non-unit-at-a-time code.
12686 * tree-inline.h (flag_inline_trees): Remove.
12687 * tree-optimize.c (execute_early_local_optimizations): Remove
12688 unit-at-a-time checks.
12689 (tree_rest_of_compilation): Likewise.
12690 * combine.c (setup_incoming_promotions): Likewise.
12691 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12692 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12693 * passes.c (pass_inline_parameters): Update comments; remove
12694 O0_alwaysinline pass.
12695 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12696 (execute_one_pass): Likewise.
12697 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12698 (ix86_function_sseregparm): Likewise.
12699 * arm.c (arm_function_in_section_p): Likewise.
12700 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12701 * varpool.c: Update comments.
12702 (decide_is_variable_needed): Remove unit-at-a-time checks.
12703 (varpool_finalize_decl): Likewise.
12705 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12707 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12708 to 2 instead of -1.
12709 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12711 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12713 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12714 imp symbol extension.
12716 2008-07-23 Ian Lance Taylor <iant@google.com>
12718 * tree-vrp.c (infer_value_range): Ignore asm statements when
12719 looking for memory accesses for -fdelete-null-pointer-checks.
12721 2008-07-24 Ben Elliston <bje@au.ibm.com>
12723 * config/spu/spu-c.c (__vector_keyword): New variable.
12724 (vector_keyword): Likewise.
12725 (spu_categorize_keyword): New function.
12726 (spu_macro_to_expand): Likewise.
12727 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12728 compiling an ISO C dialect.
12730 2008-07-24 Ben Elliston <bje@au.ibm.com>
12732 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12733 conventional usage.
12735 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12737 * configure: Regenerate.
12738 * configure.ac: Require texinfo 4.7.
12739 * doc/install.texi: Document texinfo 4.7 requirement.
12741 2008-07-23 Martin Jambor <mjambor@suse.cz>
12743 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12744 rather than for DECL_SAVED_TREE.
12745 * ipa-prop.c: Include diagnostic.h.
12746 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12748 (ipa_detect_param_modifications): Function rewritten from scratch.
12749 (ipa_compute_jump_functions): Changed accesses to modification flags.
12750 (ipa_free_node_params_substructures): Update flags destruction.
12751 (ipa_node_duplication_hook): Update flags duplication.
12752 (ipa_print_all_params_modified): Updated flag access.
12753 * ipa-prop.h (struct ipa_param_flags): New structure.
12754 (struct ipa_node_params): New field modification_analysis_done,
12755 modified_flags changed into param_flags.
12756 (ipa_is_ith_param_modified): Changed to use new flags.
12757 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12759 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12760 ipa-cp.c and split into two functions.
12761 (ipa_print_node_jump_functions): New function.
12762 (compute_scalar_jump_functions): New function.
12763 (type_like_member_ptr_p): New function.
12764 (compute_pass_through_member_ptrs): New function.
12765 (fill_member_ptr_cst_jump_function): New function.
12766 (determine_cst_member_ptr): New function.
12767 (compute_cst_member_ptr_arguments): New function.
12768 (ipa_compute_jump_functions): Complete rewrite.
12769 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12770 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12771 (struct ipa_member_ptr_cst): New structure.
12772 (union jump_func_value): New field member_cst.
12773 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12774 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12775 jump function types.
12776 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12777 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12778 instead of ipcp_print_all_jump_functions.
12779 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12780 only for replacable scalars.
12782 * doc/invoke.texi (Optimize options): Add description of
12783 -findirect-inlining.
12784 * common.opt (flag_indirect_inlining): New flag.
12785 * opts.c (decode_options): Set flag_indirect_inlining when
12788 * ipa-inline.c: Include ipa-prop.h.
12789 (inline_indirect_intraprocedural_analysis): New function.
12790 (inline_generate_summary): Allocate parameter and argument info
12791 structures, call inline_indirect_intraprocedural_analysis on each
12792 node when doing indirect inlining and deallocate indirect inlining
12793 data structures in the end.
12794 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12795 (free_all_ipa_structures_after_iinln): New function.
12796 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12798 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12800 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12801 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12802 of computing the frequency separately.
12803 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12804 of computing the frequency separately.
12805 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12806 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12807 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12808 (ipa_get_stmt_member_ptr_load_param): New function.
12809 (ipa_is_ssa_with_stmt_def): New function.
12810 (ipa_note_param_call): New function.
12811 (ipa_analyze_call_uses): New function.
12812 (ipa_analyze_stmt_uses): New function.
12813 (ipa_analyze_params_uses): New function.
12814 (ipa_free_node_params_substructures): Also free the param_calls linked
12816 (ipa_node_duplication_hook): Also duplicate the param_calls
12818 (ipa_print_node_param_flags): New function.
12819 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12820 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12821 * ipa-prop.h (struct ipa_param_flags): New field called.
12822 (struct ipa_param_call_note): New structure.
12823 (struct ipa_node_params): New fields param_calls and
12824 uses_analysis_done.
12825 (ipa_is_ith_param_called): New function.
12826 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12827 ipa_analyze_params_uses and dump parameter flags.
12829 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12830 ipa_propagate_indirect_call_infos if performing indirect inlining,
12831 pass a new parameter new_edges to it.
12832 (add_new_edges_to_heap): New fucntion.
12833 (cgraph_decide_inlining_of_small_functions): New vector
12834 new_indirect_edges for newly found indirect edges , call
12835 ipa_propagate_indirect_call_infos after inlining.
12836 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12837 inlining if performing indirect inlining. Call
12838 free_all_ipa_structures_after_iinln when doing so too.
12839 (inline_generate_summary): Do not call
12840 free_all_ipa_structures_after_iinln here.
12841 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12842 (print_edge_addition_message): New function.
12843 (update_call_notes_after_inlining): New function.
12844 (propagate_info_to_inlined_callees): New function.
12845 (ipa_propagate_indirect_call_infos): New function.
12846 * ipa-prop.h: Include cgraph.h
12847 (struct ipa_param_call_note): Fields reordered, new field processed.
12848 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12849 flag indirect_call.
12850 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12851 rediscovered call statements.
12852 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12853 (dump_cgraph_node): Dump also the indirect_call flag.
12854 (cgraph_clone_edge): Copy also the indirect_call flag.
12855 * tree-inline.c (copy_bb): Do not check for fndecls from call
12856 expressions, check for edge availability when moving clones.
12857 (get_indirect_callee_fndecl): New function.
12858 (expand_call_inline): If callee declaration is not apprent from
12859 the statement, try calling get_indirect_callee_fndecl. Do not
12860 issue warnings or call sorry when not inlinings an indirect edge.
12861 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12863 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12864 bit more frandly to matching.
12865 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12866 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12867 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12869 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12872 * opth-gen.awk: Suppress function specific features when building
12874 * optc-gen.awk: Ditto.
12876 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12879 * diagnostic.c (pedwarn): Add opt parameter.
12881 * c-tree.h (pedwarn_init): Add opt parameter.
12882 (pedwarn_c90): Likewise.
12883 (pedwarn_c99): Likewise.
12884 * c-errors.c (pedwarn_c99): Likewise.
12885 (pedwarn_c90): Likewise.
12886 * toplev.h (pedwarn): Update declaration.
12887 (pedwarn0): Declare.
12888 * c-lex.c: All calls to pedwarn changed.
12889 * builtins.c: All calls to pedwarn changed.
12890 * toplev.c: All calls to pedwarn changed.
12891 * c-decl.c: All calls to pedwarn changed.
12892 * c-typeck.c: All calls to pedwarn changed.
12893 * c-common.c: All calls to pedwarn changed.
12894 * c-parser.c: All calls to pedwarn changed.
12896 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12897 Karthik Kumar <karthikkumar@gmail.com>
12899 * attribs.c (file scope): Include c-common.h.
12900 (decl_attributes): Add support for #pragma GCC optimize and
12901 #pragma GCC option.
12903 * targhooks.c (default_can_inline_p): New function that is the
12904 default for the TARGET_CAN_INLINE_P target hook.
12906 * targhooks.h (default_can_inline_p): Add declaration.
12908 * tree.c (cl_optimization_node): New static tree for building
12909 OPTIMIZATION_NODE tree.
12910 (cl_target_option_node): New static tree for building
12911 TARGET_OPTION_NODE tree.
12912 (cl_option_hash_table): New hash table for hashing
12913 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12914 (cl_option_hash_hash): New function to provide the hash value for
12915 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12916 (cl_option_hash_eq): New function to provide an equality test for
12917 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12918 (tree_code_size): Add support for OPTIMIZATION_NODE and
12919 TARGET_OPTION_NODE trees.
12920 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12921 TARGET_OPTION_NODE trees.
12922 (build_optimization_node): Build a tree that has all of the
12923 current optimization options.
12924 (build_target_option_node): Build a tree that has the target
12925 options that might be changed on a per function basis.
12927 * tree.h (file scope): Include options.h.
12928 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12929 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12930 (TREE_OPTIMIZATION): Ditto.
12931 (TREE_TARGET_SPECIFIC): Ditto.
12932 (struct tree_function_decl): Add fields for remembering the
12933 current optimization options and target specific options.
12934 (struct tree_optimization_option): New tree variant that remembers
12935 the optimization options.
12936 (struct tree_target_option): New tree variant that remembers the
12937 target specific flags that might change for compiling a particular
12939 (union tree_node): Include tree_optimization_option and
12940 tree_target_option fields.
12941 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12942 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12943 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12944 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12945 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12946 optimization and target options.
12947 (optimization_default_node): New macro to refer to global_trees
12949 (optimization_current_node): Ditto.
12950 (optimization_cold_node): Ditto.
12951 (optimization_hot_node): Ditto.
12952 (target_option_default_node): Ditto.
12953 (target_option_current_node): Ditto.
12954 (current_option_pragma): Ditto.
12955 (current_optimize_pragma): Ditto.
12957 * target.h (struct gcc_target): Add valid_option_attribute_p,
12958 target_option_save, target_option_restore, target_option_print,
12959 target_option_pragma_parse, and can_inline_p hooks.
12961 * toplev.h (parse_optimize_options): Add declaration.
12962 (fast_math_flags_struct_set_p): Ditto.
12964 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12965 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12968 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12969 tree_can_inline_p hook to see if one function can inline another.
12970 (cgraph_decide_inlining): Ditto.
12971 (cgraph_decide_inlining_incrementally): Ditto.
12973 * opts.c (decode_options): Add support for running multiple times
12974 to allow functions with different target or optimization options
12975 than was specified on the command line.
12976 (fast_math_flags_struct_set_p): New function that is similar to
12977 fast_math_flags_set_p, except it uses the values in the
12978 cl_optimization structure instead of global variables.
12980 * optc-gen.awk: Add support for TargetSave to allow a back end to
12981 declare new fields that need to be saved when using function
12982 specific options. Include flags.h and target.h in the options.c
12983 source. Add support for Save to indicate which options can be set
12984 for individual functions. Generate cl_optimize_save,
12985 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12986 cl_target_option_restore, cl_target_option_print functions to
12987 allow functions to use different optimization or target options.
12989 * opt-functions.awk (var_type_struct): Return the type used for
12990 storing the field in a structure.
12992 * opth-gen.awk: Add support for TargetSave to allow a back end to
12993 declare new fields that need to be saved when using function
12994 specific options. Add support for Save to indicate which options
12995 can be set for individual functions. Only generate one extern for
12996 Mask fields. Generate cl_optimization and cl_target_option
12997 structures to remember optimization and target options.
12999 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13000 collecting new tree nodes.
13001 (TS_TARGET_OPTION): Ditto.
13003 * c-decl.c (merge_decls): Merge function specific target and
13004 optimization options.
13006 * function.c (invoke_set_current_function_hook): If the function
13007 uses different optimization options, change the global variables
13010 * coretypes.h (struct cl_optimization): Add forward reference.
13011 (struct cl_target_option): Ditto.
13013 * c-pragma.c (option_stack): New static vector to remember the
13014 current #pragma GCC option stack.
13015 (handle_pragma_option): New function to support #pragma GCC option
13016 to change target options.
13017 (optimize_stack): New static vector to remember the current
13018 #pragma GCC optimize stack.
13019 (handle_pragma_optimize): New function to support #pragma GCC
13020 optimize to change optimization options.
13021 (init_pragma): Add support for #pragma GCC optimize and #pragma
13024 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13025 optimization options.
13026 (TARGET_OPTION_NODE): New tree code for remembering certain target
13029 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13030 TARGET_OPTION_NODE trees.
13032 * common.opt (-O): Add Optimization flag.
13034 (-fmath-errno): Ditto.
13035 (-falign-functions): Add UInteger flag to make sure flag gets full
13036 int in cl_optimization structure.
13037 (-falign-jumps): Ditto.
13038 (-falign-labels): Ditto.
13039 (-falign-loops): Ditto.
13040 (-fsched-stalled-insns): Ditto.
13041 (-fsched-stalled-insns-dep): Ditto.
13043 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13045 (TARGET_OPTION_SAVE): Ditto.
13046 (TARGET_OPTION_RESTORE): Ditto.
13047 (TARGET_OPTION_PRINT): Ditto.
13048 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13049 (TARGET_CAN_INLINE_P): Ditto.
13050 (TARGET_INITIALIZER): Add new hooks.
13052 * tree-inline.c (tree_can_inline_p): New function to determine
13053 whether one function can inline another. Check if the functions
13054 use compatible optimization options, and also call the backend
13057 * tree-inline.h (tree_can_inline_p): Add declaration.
13059 * c-common.c (c_common_attribute): Add support for option and
13060 optimize attributes.
13061 (handle_option_attribute): Add support for the option attribute to
13062 allow the user to specify different target options for compiling a
13064 (handle_optimize_attribute): Add support for the optimize
13065 attribute to allow the user to specify different optimization
13066 options for compiling a specific function.
13067 (handle_hot_attribute): Turn on -O3 optimization for this one
13068 function if it isn't the default optimization level.
13069 (handle_cold_attribute): Turn on -Os optimization for this one
13070 function if it insn't the default optimization.
13071 (const_char_p): New const char * typedef.
13072 (optimize_args): New static vector to remember the optimization
13074 (parse_optimize_options): New function to set up the optimization
13075 arguments from either the optimize attribute or #pragma GCC optimize.
13077 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13078 (builtin_define_std): Ditto.
13080 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13081 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13082 (x86_64-*-*): Ditto.
13084 * Makefile.in (TREE_H): Add options.h.
13085 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13087 * doc/extend.texi (option attribute): Document new attribute.
13088 (optimize attribute): Ditto.
13089 (hot attribute): Document hot attribute sets -O3.
13090 (cold attribute): Document cold attribute sets -Os.
13091 (#pragma GCC option): Document new pragma.
13092 (#pragma GCC optimize): Ditto.
13094 * doc/options.texi (TargetSave): Document TargetSave syntax.
13095 (UInteger): Document UInteger must be used for certain flags.
13096 (Save): Document Save option to create target specific options
13097 that can be saved/restored on a function specific context.
13099 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13100 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13102 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13103 (TARGET_OPTION_SAVE): Ditto.
13104 (TARGET_OPTION_RESTORE): Ditto.
13105 (TARGET_OPTION_PRINT): Ditto.
13106 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13107 (TARGET_CAN_INLINE_P): Ditto.
13109 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13111 (-mfpmath=both): Ditto.
13113 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13114 Karthik Kumar <karthikkumar@gmail.com>
13116 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13117 (TARGET_POPCNT): Ditto.
13118 (TARGET_SAHF): Ditto.
13119 (TARGET_AES): Ditto.
13120 (TARGET_PCLMUL): Ditto.
13121 (TARGET_CMPXCHG16B): Ditto.
13122 (TARGET_RECIP): Move switch into target_flags.
13123 (TARGET_FUSED_MADD): Ditto.
13124 (ix86_arch_features): Make an unsigned char type.
13125 (ix86_tune_features): Ditto.
13126 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13127 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13128 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13130 * config/i386/i386.opt (arch): New TargetSave field to define
13131 fields that need to be saved for function specific option support.
13134 (branch_cost): Ditto.
13135 (ix86_isa_flags_explicit): Ditto.
13136 (tune_defaulted): Ditto.
13137 (arch_specified): Ditto.
13138 (-m128-long-double): Add Save flag to save option for target
13139 specific option support.
13141 (-maccumulate-outgoing-args): Ditto.
13142 (-malign-double): Ditto.
13143 (-malign-stringops): Ditto.
13144 (-mfancy-math-387): Ditto.
13145 (-mhard-float): Ditto.
13146 (-mieee-fp): Ditto.
13147 (-minline-all-stringops): Ditto.
13148 (-minline-stringops-dynamically): Ditto.
13149 (-mms-bitfields): Ditto.
13150 (-mno-align-stringops): Ditto.
13151 (-mno-fancy-math-387): Ditto.
13152 (-mno-push-args): Ditto.
13153 (-mno-red-zone): Ditto.
13154 (-mpush-args): Ditto.
13155 (-mred-zone): Ditto.
13157 (-msseregparm): Ditto.
13158 (-mstack-arg-probe): Ditto.
13170 (-mno-sse4): Ditto.
13173 (-mrecip): Move flag into target_flags.
13175 (-mno-fused-madd): Ditto.
13176 (-mfused-madd): Ditto.
13177 (-mabm): Move flag into ix86_isa_flags.
13184 * config/i386/i386-c.c: New file for #pragma support.
13185 (ix86_target_macros_internal): New function to #define or #undef
13186 target macros based when the user uses the #pragma GCC option to
13187 change target options.
13188 (ix86_pragma_option_parse): New function to add #pragma GCC option
13190 (ix86_target_macros): Move defining the target macros here from
13191 TARGET_CPU_CPP_BUILTINS in i386.h.
13192 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13193 defined, initialize any subtarget #pragmas.
13195 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13196 REGISTER_TARGET_PRAGMAS.
13198 * config/i386/t-i386: New file for x86 dependencies.
13199 (i386.o): Make dependencies mirror the include files used.
13200 (i386-c.o): New file, add dependencies.
13202 * config/i386/i386-protos.h (override_options): Add bool argument.
13203 (ix86_valid_option_attribute_tree): Add declaration.
13204 (ix86_target_macros): Ditto.
13205 (ix86_register_macros): Ditto.
13207 * config/i386/i386.c (ix86_tune_features): Move initialization of
13208 the target masks to initial_ix86_tune_features to allow functions
13209 to have different target options. Make type unsigned char,
13210 instead of unsigned int.
13211 (initial_ix86_tune_features): New static vector to hold processor
13212 masks for the tune variables.
13213 (ix86_arch_features): Move initialization of the target masks to
13214 initial_ix86_arch_features to allow functions to have different
13215 target options. Make type unsigned char, instead of unsigned int.
13216 (initial_ix86_arch_features): New static vector to hold processor
13217 masks for the arch variables.
13218 (enum ix86_function_specific_strings): New enum to describe the
13219 string options used for attribute((option(...))).
13220 (ix86_target_string): New function to return a string that
13221 describes the target options.
13222 (ix86_debug_options): New function to print the current options in
13224 (ix86_function_specific_save): New function hook to save the
13225 function specific global variables in the cl_target_option structure.
13226 (ix86_function_specific_restore): New function hook to restore the
13227 function specific variables from the cl_target_option structure to
13228 the global variables.
13229 (ix86_function_specific_print): New function hook to print the
13230 target specific options in the cl_target_option structure.
13231 (ix86_valid_option_attribute_p): New function hook to validate
13232 attribute((option(...))) arguments.
13233 (ix86_valid_option_attribute_tree): New function that is common
13234 code between attribute((option(...))) and #pragma GCC option
13235 support that parses the options and returns a tree holding the options.
13236 (ix86_valid_option_attribute_inner_p): New helper function for
13237 ix86_valid_option_attribute_tree.
13238 (ix86_can_inline_p): New function hook to decide if one function
13239 can inline another on a target specific basis.
13240 (ix86_set_current_function); New function hook to switch target
13241 options if the user used attribute((option(...))) or #pragma GCC
13243 (ix86_tune_defaulted): Move to static file scope from
13245 (ix86_arch_specified): Ditto.
13246 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13248 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13249 (OPTION_MASK_ISA_ABM_SET): Ditto.
13250 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13251 (OPTION_MASK_ISA_CX16_SET): Ditto.
13252 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13253 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13254 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13255 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13256 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13257 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13258 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13259 (struct ptt): Move to static file scope from override_options.
13260 (processor_target_table): Ditto.
13261 (cpu_names): Ditto.
13262 (ix86_handle_option): Add support for options that are now isa options.
13263 (override_options): Add support for declaring functions that
13264 support different target options than were specified on the
13265 command line. Move struct ptt, processor_target_table, cpu_names,
13266 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13267 Add bool argument. Fix up error messages so the appropriate error
13268 is given for either command line or attribute.
13269 (ix86_previous_fndecl): New static to remember previous function
13270 declaration to see if we need to change target options.
13271 (ix86_builtins_isa): New array to record the ISA of each builtin
13273 (def_builtin): Always create the builtin function, even if the
13274 current ISA doesn't support it.
13275 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13276 tests for those builtins.
13277 (ix86_init_builtins): Remove TARGET_MMX test for calling
13278 ix86_init_mmx_sse_builtins.
13279 (ix86_expand_builtin): If the current ISA doesn't support a given
13280 builtin, signal an error.
13281 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13282 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13283 (TARGET_OPTION_SAVE): Ditto.
13284 (TARGET_OPTION_RESTORE): Ditto.
13285 (TARGET_OPTION_PRINT): Ditto.
13286 (TARGET_CAN_INLINE_P): Ditto.
13288 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13290 * c-typeck.c (build_external_ref): Don't call assemble_external.
13291 * final.c (output_operand): Call assemble_external.
13293 2008-07-21 DJ Delorie <dj@redhat.com>
13295 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13296 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13298 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13300 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13301 original insn and splitter contents into ...
13302 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13303 flag_unsafe_math_optimizations. Add dummy scratch register.
13304 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13305 !flag_unsafe_math_optimizations. Returns number with next
13306 highest magnitude if this is still less or equal to the true
13307 quotient in magnitude.
13309 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13311 * Makefile.in: Replace toplev.h with TOPLEV_H.
13312 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13313 * c-lex.c (fe_file_change): Don't set in_system_header.
13314 * c-parser.c (c_token): Remove in_system_header.
13315 (c_lex_one_token): Don't set in_system_header.
13316 (c_parser_set_source_position_from_token): Don't set in_system_header.
13317 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13320 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13321 * flags.h (in_system_header): Remove.
13322 * function.c (saved_in_system_header): Remove.
13323 (push_cfun): Don't set in_system_header.
13324 (pop_cfun): Don't set in_system_header.
13325 (push_struct_function): Don't set in_system_header.
13326 * input.h (expanded_location): Add sysp.
13327 (in_system_header_at): New.
13328 (in_system_header): New.
13329 * toplev.c (in_system_header): Remove.
13330 * toplev.h: Include input.h
13332 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13333 * tree-ssa.c (warn_uninit): Call warning_at.
13334 (warn_uninitialized_var): Update calls to warn_uninit.
13335 (warn_uninitialized_phi): Update calls to warn_uninit.
13336 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13337 (expand_location): Initialize xloc.sysp.
13338 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13339 (tree_decl_with_vis): Remove in_system_header_flag.
13341 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13344 * recog.c (asm_operand_ok): Change the order of the extra
13345 memory constraint checks.
13347 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13350 * tree-switch-conversion.c (build_one_array): Call
13351 varpool_mark_needed_node and varpool_finalize_decl
13352 instead of assemble_variable.
13354 2008-07-19 Jan Hubicka <jh@suse.cz>
13356 * cgraph.c (cgraph_add_new_function): Do early local passes.
13357 * tree-nrv.c (gate_pass_return_slot): New gate.
13358 (pass_nrv): Add the gate.
13359 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13361 (coalesce_ssa_name): Coalesce SSA names.
13362 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13363 not optimizing so unused user vars remains visible.
13364 * common.opt (flag_tree_ter): Always enable by default.
13365 * tree-ssa-ter.c: Include flags.h
13366 (is_replaceable_p): Check that locations match; when aliasing
13367 is missing be conservative about loads.
13368 * tree-optimize.c (gate_init_datastructures): Remove.
13369 (pass_init_datastructures): New.
13370 * passes.c: Reorder passes so we always go into SSA.
13372 2008-07-19 Jan Hubicka <jh@suse.cz>
13374 * doc/extend.texi (flatten attribute): Remove note about
13376 * doc/invoke.texi (--combine): Likewise.
13377 (-finline-functions-called-once): Update levels when enabled.
13378 (-funit-at-a-time): Document new behaviour.
13379 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13380 -fno-section-anchors when disabled explicitly.
13381 (inline params): They are not ignored now.
13382 (precompiled headers): Remove unit-at-a-time as being incompatible.
13383 * opts.c (decode_options): Handle unit-at-a-time as alias;
13384 imply -fno-section-anchors when toplevel reorder is disabled
13386 * common.opt (ftoplevel-reorder): Set default value to 2.
13387 (funit-at-a-time): Set default value to 1.
13388 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13391 2008-07-19 Jan Hubicka <jh@suse.cz>
13393 * builtins.c (expand_builtin_int_roundingfn,
13394 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13397 2008-07-19 Richard Guenther <rguenther@suse.de>
13400 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13401 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13402 * tree-ssa-pre.c (get_expr_value_id): For newly created
13403 constant value-ids make sure to add the expression to its
13406 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13408 PR middle-end/36877
13409 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13410 return value of the builtin is ignored.
13412 2008-07-19 Olivier Hainque <hainque@adacore.com>
13414 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13415 bits, a C conformant malloc implementation has to provide.
13416 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13418 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13422 * reload.c (find_reloads_subreg_address): Only reload address if
13423 reloaded == 0, not for reloaded != 1.
13426 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13427 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13428 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13429 m32c_legitimize_reload_address.
13431 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13432 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13433 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13435 2008-07-19 Olivier Hainque <hainque@adacore.com>
13437 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13438 argument, saying whether nested array are to be collapsed
13439 into a single array type DIE with multiple subscripts.
13440 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13441 issues, centralize the nested array types collapsing control and
13442 disable the transformation for Ada.
13444 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13447 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13449 (x86_64_shift_adj_2): New expander.
13450 (x86_64_shift_adj_3): Ditto.
13451 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13452 to split TImode operands.
13453 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13454 (ix86_split_lshr): Ditto.
13456 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13458 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13459 and __CHAR32_TYPE__.
13460 * c-typeck.c (digest_init): Support char16_t and char32_t.
13461 (set_nonincremental_init_from_string): Idem.
13463 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13465 PR middle-end/36859
13466 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13467 PREFERRED_STACK_BOUNDARY.
13468 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13470 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13472 PR middle-end/36858
13473 * function.c (locate_and_pad_parm): Cap boundary earlier.
13475 2008-07-17 Julian Brown <julian@codesourcery.com>
13477 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13478 no-op for targets which don't use DLLs.
13480 2008-07-17 Martin Jambor <mjambor@suse.cz>
13482 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13483 that nodes are relevant by examining the node->analyzed flag.
13484 (ipcp_init_stage): Check which nodes are relevant, assert that the
13485 relevant ones are also required.
13486 (ipcp_propagate_stage): Check on the side arrays are properly
13488 (ipcp_print_all_jump_functions): Make sure not to touch any node
13489 that is not analyzed or an edge that does not have a corresponding
13490 entry in the on-the-side vectors.
13491 (ipcp_function_scale_print): Likewise.
13492 (ipcp_update_callgraph): Check that the node is relevant.
13493 (ipcp_insert_stage): Check that the node is relevant. Check there is
13494 an info for every node and edge.
13495 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13496 (ipa_print_all_tree_maps): Likewise and a new variable info.
13497 (ipa_print_all_params_modified): Likewise.
13498 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13500 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13503 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13505 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13507 PR rtl-optimization/36753
13508 * fwprop.c (use_killed_between): Don't shortcut
13509 single-definition global registers.
13511 2008-07-16 Jan Hubicka <jh@suse.cz>
13513 * cgraph.h (varpool_empty_needed_queue): Declare.
13514 * cgraphunit.c (output_in_order): Mark all variables as needed;
13516 * varpool.c (varpool_assemble_node): Update debug queue.
13517 (varpool_assemble_pending_decls): Don't do it here.
13518 (varpool_empty_needed_queue): New function.
13520 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13522 * recog.c (peephole2_optimize): Fix formatting.
13524 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13526 * c-pch.c (get_ident): Avoid C++ keywords.
13527 * combine-stack-adj.c (single_set_for_csa): Likewise.
13528 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13529 output_asm_insn): Likewise.
13530 * reload.c (push_secondary_reload, find_reusable_reload,
13531 push_reload, combine_reloads, find_reloads,
13532 debug_reload_to_stream): Likewise.
13533 * reload.h (struct reload): Likewise.
13534 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13535 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13536 emit_output_reload_insns): Likewise.
13537 * targhooks.c (default_secondary_reload): Likewise.
13538 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13540 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13542 * recog.c (validate_change_1, validate_change,
13543 validate_unshare_change, validate_replace_rtx_1, struct
13544 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13546 * reload.c (push_secondary_reload, secondary_reload_class,
13547 scratch_reload_class, find_valid_class, find_reusable_reload,
13548 push_reload, find_dummy_reload, find_reloads_address_1,
13549 find_reloads_address_part, find_equiv_reg): Likewise.
13550 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13551 choose_reload_regs): Likewise.
13552 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13554 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13555 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13556 * sched-rgn.c (concat_INSN_LIST): Likewise.
13557 * stor-layout.c (mode_for_size, mode_for_size_tree,
13558 smallest_mode_for_size): Likewise.
13560 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13562 * cfg.c (dump_reg_info): Avoid C++ keywords.
13563 * dwarf2asm.c (dw2_force_const_mem,
13564 dw2_asm_output_encoded_addr_rtx): Likewise.
13565 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13566 * expmed.c (expand_shift): Likewise.
13567 * global.c (find_reg): Likewise.
13568 * graph.c (draw_edge): Likewise.
13569 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13570 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13571 widen_clz, widen_bswap, expand_parity, expand_unop,
13572 emit_cmp_and_jump_insn_1): Likewise.
13573 * postreload.c (reload_cse_simplify_operands): Likewise.
13574 * ra.h (add_neighbor): Likewise.
13575 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13576 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13577 record_reg_classes, copy_cost, record_address_regs,
13578 invalid_mode_change_p): Likewise.
13579 * regrename.c (regrename_optimize, scan_rtx_reg,
13580 dump_def_use_chain, find_oldest_value_reg,
13581 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13583 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13585 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13586 MASK_POWERPC64 for power4 in previous commit.
13588 2008-07-16 Olivier Hainque <hainque@adacore.com>
13590 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13591 instead of bare conversion to cast const-ness away.
13593 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13595 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13596 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13597 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13598 (TARGET_FUNCTION_VALUE): Define.
13600 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13602 * config/rs6000/rs6000.c (processor_target_table): Add
13603 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13605 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13608 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13609 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13610 m32c_legitimize_reload_address.
13612 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13614 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13615 DECL_IN_SYSTEM_HEADER in sync.
13617 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13619 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13620 * tree-ssa-pre.c (pre_expr_eq): Ditto
13621 (get_constant_for_value_id): Take a type as an argument.
13622 (fully_constant_expression): Pass in type.
13623 (find_or_generate_expression): Short circuit constant case.
13624 (create_expression_by_pieces): Remove special casing of
13626 (do_regular_insertion): Short circuit constant case.
13627 (do_partial_partial_insertion): Ditto.
13629 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13632 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13634 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13636 * config/xtensa/libgcc-xtensa.ver: New file.
13637 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13639 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13641 * df-problems.c (df_set_note): Avoid C++ keywords.
13642 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13643 * dse.c (record_store, remove_useless_values): Likewise.
13644 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13645 gen_reg_rtx_offset, operand_subword, change_address_1,
13646 change_address, adjust_address_1, offset_address,
13647 widen_memory_access, emit_copy_of_insn_after): Likewise.
13648 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13649 * fwprop.c (should_replace_address, propagate_rtx_1,
13650 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13652 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13653 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13654 * lcm.c (compute_insert_delete, pre_edge_lcm,
13655 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13656 * lower-subreg.c (resolve_reg_notes): Likewise.
13657 * mode-switching.c (optimize_mode_switching): Likewise.
13659 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13661 * bt-load.c (add_btr_def, migrate_btr_def,
13662 branch_target_load_optimize): Avoid C++ keywords.
13663 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13665 * combine.c (subst, simplify_set, make_extraction,
13666 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13667 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13668 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13670 2008-07-15 Richard Guenther <rguenther@suse.de>
13672 PR middle-end/36369
13673 * c-common.c (strict_aliasing_warning): Do not warn for
13674 TYPE_REF_CAN_ALIAS_ALL pointers.
13675 (c_common_get_alias_set): may_alias types are not special.
13676 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13677 attribute and set can_ref_all accordingly.
13678 (build_reference_type_for_mode): Likewise.
13679 * doc/extend.texi (may_alias): Clarify.
13681 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13684 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13685 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13687 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13690 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13691 gcc_assert, instead call output_operand_lossage.
13693 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13695 * builtins.c (std_canonical_va_list): Treat structure based
13698 2008-07-15 Ben Elliston <bje@au.ibm.com>
13700 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13702 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13704 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13707 2008-07-14 Jan Hubicka <jh@suse.cz>
13709 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13710 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13711 fix predicates and constraints.
13712 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13713 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13715 2008-07-14 Doug Kwan <dougkwan@google.com>
13717 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13718 additional option file arm/eabi.opt.
13719 * config/arm/eabi.h (File): New configuration file for EABI targets.
13720 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13721 SUBSUBTARGET_EXTRA_SPECS.
13722 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13723 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13724 from STARTFILE_SPEC so that it can be referenced in an override.
13725 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13726 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13727 can be referenced in an override.
13728 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13729 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13730 so that it can be referenced in an override.
13731 (LINK_SPEC): Use BPABI_LINK_SPEC.
13732 * config/arm/eabi.opt (File): New.
13734 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13736 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13737 (FIXED_VALUE_H): New variable.
13738 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13739 input.h, fixed-value.h.
13740 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13741 (BASIC_BLOCK_H): Use $(BITMAP_H).
13742 (FUNCTION_H): Add varray.h.
13743 (IPA_REFERENCE_H): Use $(BITMAP_H).
13744 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13745 (DF_H): Use $(BITMAP_H).
13746 (GGC_H): Add statistics.h.
13747 (INSN_ADDR_H): New.
13748 (INSN_ATTR_H): Use it.
13749 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13751 (SYMTAB_H): Add $(OBSTACK_H).
13752 (CPP_INTERNAL_H): New.
13753 (TREE_DUMP_H): Add tree-pass.h.
13754 (TREE_FLOW_H): Use $(BITMAP_H)
13755 (PRETTY_PRINT_H): Use $(INPUT_H).
13756 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13759 (many object files): Fix lots of header dependencies throughout.
13761 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13763 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13765 (s-gtyp-input): Use them to write tmp-gi.list.
13766 (echo_to_gi.list): Remove.
13768 2008-07-14 Richard Guenther <rguenther@suse.de>
13770 * tree-ssa-sccvn.c (pre_info): Remove.
13771 (switch_to_PRE_table): Likewise.
13772 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13773 (set_hashtable_value_ids): Do not create value-ids for the
13775 (run_scc_vn): Remove double test. Remove bogus special-case
13776 in value-number printing.
13777 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13778 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13780 * tree-flow-inline.h (get_value_handle): Remove.
13781 * tree-flow.h (get_value_handle): Remove.
13783 2008-07-14 Martin Jambor <mjambor@suse.cz>
13785 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13786 in which we generate arithmetics is not a subrange.
13788 2008-07-14 Martin Jambor <mjambor@suse.cz>
13790 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13792 2008-07-14 Richard Guenther <rguenther@suse.de>
13794 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13796 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13799 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13800 reload for symbol refs moved to r0 with -fPIC.
13801 (legitimize_pic_address): Use the target register as temporary
13803 (emit_symbolic_move): Adjust comment.
13804 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13807 2008-07-14 Ben Elliston <bje@au.ibm.com>
13809 * c-common.h (C_CPP_HASHNODE): New macro.
13810 * coretypes.h (struct cpp_token): Forward declare.
13811 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13812 the context-sensitive keyword method.
13813 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13814 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13815 expand_bool_pixel): New.
13816 (altivec_categorize_keyword): New function.
13817 (init_vector_keywords): New function.
13818 (rs6000_macro_to_expand): Likewise.
13819 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13820 compiling an ISO C dialect.
13822 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13824 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13825 (create_expression_by_pieces): Fix typo.
13826 (do_regular_insertion): Use debug counter here too.
13828 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13831 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13832 CONST_OK_FOR_LETTER_P. All port-local users changed.
13833 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13834 implement Kp matching power-of-two.
13835 (CONSTRAINT_LEN): Define to match.
13836 * config/cris/cris.md: Replace all use of constraint K with Kc.
13837 ("*btst*): Use Kp for operand 0 of last alternative.
13839 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13842 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13845 2008-07-13 Jan Hubicka <jh@suse.cz>
13847 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13850 2008-07-13 Richard Guenther <rguenther@suse.de>
13852 PR middle-end/36811
13853 * langhooks.c (lhd_print_error_function): Deal with recursive
13856 2008-07-12 Jan Hubicka <jh@suse.cz>
13858 * cgraph.c (assembler_name_hash): New static var.
13859 (hash_node_by_assembler_name, eq_assembler_name): New.
13860 (cgraph_node_for_asm): Use hashtable.
13861 (cgraph_remove_node): Maintain hashtable.
13862 (change_decl_assembler_name): Sanity check that names are not changing
13863 after aliasing was processed.
13864 * cgraph.h (varpoon_node): Add next GGC marker.
13865 * tree.c (decl_assembler_name_equal): Constify.
13866 (decl_assembler_name_hash): New.
13867 * tree.h (decl_assembler_name_equal): Constify.
13868 (decl_assembler_name_hash): Update.
13870 2008-07-12 David Daney <ddaney@avtrex.com>
13872 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13873 sb1 and r5000 cpus.
13875 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13877 * doc/md.texi: Document the MIPS "v" constraint.
13878 * config/mips/mips.h (reg_class): Revert last change.
13879 (REG_CLASS_NAMES): Likewise.
13880 (REG_CLASS_CONTENTS): Likewise.
13881 * config/mips/mips.c (mips_regno_to_class): Likewise.
13882 * config/mips/constraints.md (v): Likewise, but add documentation.
13883 Add a comment to say that this constraint should not be used in
13886 2008-07-11 DJ Delorie <dj@redhat.com>
13888 * config/h8300/h8300.md (length): Fix branch offset limit.
13890 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13892 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13893 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13894 (avr_hard_regno_scratch_ok): New function.
13895 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13896 * config/avr/avr.md (all peepholes that request a scratch register):
13897 Remove avr_peep2_scratch_safe use.
13899 2008-07-11 Tom Tromey <tromey@redhat.com>
13900 Ian Lance Taylor <iant@google.com>
13902 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13903 (struct c_common_resword): Define.
13904 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13905 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13906 (c_common_reswords, num_c_common_reswords): Declare.
13907 * c-common.c (c_common_reswords): New global const array.
13908 (num_c_common_reswords): New const int.
13909 * c-parser.c (struct resword, reswords): Don't define.
13910 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13911 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13912 than reswords. If warning about C++ keywords, give them a special
13914 (c_lex_one_token): Warn about C++ keywords. Call
13915 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13916 (c_parser_external_declaration): Look for RID_xxx rather than
13917 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13918 (c_parser_statement_after_labels): Likewise.
13919 (c_parser_objc_class_instance_variables): Likewise.
13920 (c_parser_objc_class_declaration): Likewise.
13921 (c_parser_objc_try_catch_statement): Likewise.
13922 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13923 (declspecs_add_type): Likewise.
13925 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13927 * ggc-page.c (alloc_page):
13928 Substituting xmalloc, xcalloc with
13929 XNEWVEC and XCNEWVAR macros which add the
13932 2008-07-11 Richard Guenther <rguenther@suse.de>
13934 PR tree-optimization/36765
13935 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13936 aliases from HEAP vars to SMTs.
13938 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13940 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13941 * configure.ac (loose_warn): Move -Wc++-compat from here...
13942 (strict_warn): ...to here.
13943 * configure: Regenerate.
13945 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13947 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13948 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13949 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13950 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13951 excluding more specific h8300-*-* and sh-*-* targets.
13953 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13955 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13956 (eliminate): Ditto.
13957 (execute_pre): Call loop_optimizer_finalize in early exit.
13959 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13961 PR middle-end/36790
13962 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13963 uids in the bitmap, not just VAR_DECL uids.
13965 PR rtl-optimization/36419
13966 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13967 (combine_stack_adjustments_for_block): Call it if needed. Delete
13969 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13970 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13971 prologue sp adjustment.
13973 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13976 * opts.c (print_ignored_options): Report postponed diagnostics for
13977 unknown -Wno-* options as warnings, not errors.
13978 (postpone_unknown_option_error): Renamed to...
13979 (postpone_unknown_option_warning): ... this.
13981 2008-07-09 Doug Kwan <dougkwan@google.com>
13984 2008-07-08 Doug Kwan <dougkwan@google.com>
13986 * config/arm/arm.opt (mandroid): New option.
13987 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13988 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13990 (CC1PLUS_SPEC): Same.
13992 (STARTFILE_SPEC): Same.
13993 (ENDFILE_SPEC): Same.
13994 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13997 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14000 * config/mips/mips.h (reg_class): Remove V1_REG.
14001 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14002 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14003 instead of V1_REGS.
14004 (mips_get_tp): New function.
14005 (mips_legitimize_tls_address): Use it.
14006 * config/mips/constraints.md (v): Delete.
14007 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14008 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14009 After reload, split into a move and ...
14010 (*tls_get_tp_<mode>_split): ...this new instruction.
14012 2008-07-09 David Daney <ddaney@avtrex.com>
14014 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14016 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14018 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14019 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14021 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14022 htab_delete should be called. Don't free c.
14023 (lookup_tmp_var): Create temp_htab lazily.
14024 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14025 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14027 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14028 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14029 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14030 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14031 * tree-sra.c (generate_element_init): Likewise.
14032 * tree-mudflap.c (execute_mudflap_function_ops,
14033 execute_mudflap_function_decls): Likewise.
14034 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14035 * tree-gimple.h (struct gimplify_ctx): New type.
14036 (push_gimplify_context): Adjust prototype.
14038 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14040 * tree-ssa-pre.c (phi_translate_1): Update placement of
14041 add_to_value calls.
14043 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14045 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14046 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14047 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14048 * targhooks.c (default_hard_regno_scratch_ok): New function.
14049 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14050 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14051 * recog.c: Include "target.h".
14052 (peep2_find_free_register): Add check for global regs. Add target
14054 * Makefile.in (recog.o): Depend on target.h.
14056 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14058 * config/sh/sh.c (sh_canonical_va_list_type): New.
14059 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14061 2008-07-09 Raksit Ashok <raksit@google.com>
14063 * doc/invoke.texi (Option Summary): Mention new option
14064 -Wdisallowed-function-list=...
14065 (Warning Options): Document -Wdisallowed-function-list=...
14066 * common.opt (Wdisallowed-function-list=): New flag.
14067 * flags.h (warn_disallowed_functions): External definition of new
14068 boolean warning flag.
14069 (warn_if_disallowed_function_p): Declare new function.
14070 * opts.c (warning_disallowed_functions): New static variable.
14071 (warn_disallowed_functions): New boolean warning flag.
14072 (warn_if_disallowed_function_p): New function.
14073 (add_comma_separated_to_vector): Rename
14074 add_instrument_functions_exclude_list to this.
14075 (common_handle_option): Handle new option. Rename calls to
14076 add_instrument_functions_exclude_list into calls to
14077 add_comma_separated_to_vector.
14078 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14079 based on flag warn_disallowed_functions.
14081 2008-07-09 Christian Bruel <christian.bruel@st.com>
14083 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14084 instead of get_attr_length.
14086 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14088 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14090 * genemit.c (gen_insn): Likewise.
14091 * gengtype.c (note_def_vec): Likewise.
14092 * gengtype.h (note_def_vec): Likewise.
14093 * genoutput.c (struct data, output_insn_data, process_template,
14094 gen_expand, gen_split, note_constraint): Likewise.
14095 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14096 make_insn_sequence): Likewise.
14097 * gensupport.c (record_insn_name): Likewise.
14099 2008-07-08 Doug Kwan <dougkwan@google.com>
14101 * config/arm/arm.opt (mandroid): New option.
14102 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14103 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14105 (CC1PLUS_SPEC): Same.
14107 (STARTFILE_SPEC): Same.
14108 (ENDFILE_SPEC): Same.
14109 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14112 2008-07-08 Raksit Ashok <raksit@google.com>
14114 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14115 (set_storage_via_setmem): Fix expected_align parameter.
14116 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14117 missing from the list.
14118 * doc/md.texi (movmem): Explicitly state that expected alignment is
14119 to be expressed in bytes.
14120 (setmem): Explicitly state that expected alignment is to be expressed
14123 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14125 * reload.c (find_reloads_subreg_address): Do not require validity
14126 of address in original mode before reloading address.
14128 2008-07-07 Tianwei Sheng <tianweis@google.com>
14130 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14131 bounds array access.
14133 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14135 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14137 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14139 Fix PR tree-optimization/23455
14140 Fix PR tree-optimization/35286
14141 Fix PR tree-optimization/35287
14142 * Makefile.in (OBJS-common): Remove tree-vn.o.
14143 (tree-vn.o): Remove.
14144 * dbgcnt.def: Add treepre_insert debug counter.
14145 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14146 (debug_value_expressions): Ditto.
14147 (print_value_expressions): Ditto.
14148 * tree-pretty-print.c (dump_generic_node): Updated for
14149 VALUE_HANDLE removal.
14150 * tree-ssa-dom.c (record_equality): Ditto.
14151 (cprop_operand): Ditto.
14152 (lookup_avail_expr): Ditto.
14153 * tree-ssa-threadedge.c
14154 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14155 (simplify_control_stmt_condition): Ditto.
14156 * tree.c (tree_code_size): Ditto.
14157 (tree_node_structure): Ditto.
14158 (iterative_hash_expr): Ditto.
14160 * tree.h (VALUE_HANDLE_ID): Ditto.
14161 (VALUE_HANDLE_EXPR_SET): Ditto.
14162 (struct tree_value_handle): Ditto.
14163 (union tree_node): Ditto.
14164 * treestruct.def: Ditto.
14165 * tree-vn.c: Removed.
14166 * tree-ssa-pre.c: Rewritten entirely.
14167 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14168 (constant_value_ids): Ditto.
14169 (vn_nary_op_t): Moved to header.
14171 (vn_reference_op_t): Ditto
14172 (vn_reference_t): Ditto.
14173 (next_value_id): New variable.
14174 (VN_INFO): Add an assert.
14175 (vn_constant_eq): New function.
14176 (vn_constant_hash): Ditto.
14177 (get_or_alloc_constant_value_id): Ditto.
14178 (value_id_constant_p): Ditto.
14179 (vn_reference_compute_hash): De-staticify.
14180 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14181 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14182 (valueize_refs): Update opcode if it changes from ssa name to constant.
14183 (vn_reference_lookup_1): Add new argument.
14184 (vn_reference_lookup): Ditto.
14185 (vn_reference_lookup_pieces): New function.
14186 (vn_reference_insert): Add return type. Modify to deal with value ids.
14187 (vn_reference_insert_pieces): New function.
14188 (vn_nary_op_compute_hash): De-staticify.
14189 (vn_nary_op_eq): Ditto.
14190 (vn_nary_op_lookup_pieces): New function.
14191 (vn_nary_op_lookup): Add new argument.
14192 (vn_nary_op_insert_pieces): New function.
14193 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14194 (vn_phi_insert): Ditto.
14195 (visit_unary_op): Update for callee changes.
14196 (visit_binary_op): Ditto.
14197 (visit_reference_op_load): Ditto.
14198 (visit_reference_op_store): Ditto.
14199 (init_scc_vn): Init next_value_id, constant_to_value_id and
14200 constant_value_ids.
14201 (free_scc_vn): Free them.
14202 (set_hashtable_value_ids): New function.
14203 (run_scc_vn): Use it.
14204 (get_max_value_id): New function.
14205 (get_next_value_id): Ditto.
14206 (expressions_equal_p): Moved from tree-vn.c
14207 (sort_vuses): Ditto.
14208 (sort_vuses_heap): Ditto.
14209 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14211 * tree.c (iterative_hash_hashval_t): Made non-static
14212 * tree.h (iterative_hash_hashval_t): Declare it.
14214 2008-07-08 Martin Jambor <mjambor@suse.cz>
14216 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14217 instead of ipa_create_node_params.
14218 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14219 ipa_check_create_edge_args, free them with
14220 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14222 * ipa-prop.c: Include flags.h and tree-inline.h.
14223 (ipa_node_params_vector): New variable.
14224 (ipa_edge_args_vector): New variable.
14225 (edge_removal_hook_holder): New variable.
14226 (node_removal_hook_holder): New variable.
14227 (edge_duplication_hook_holder): New variable.
14228 (node_duplication_hook_holder): New variable.
14229 (ipa_detect_param_modifications): Check for presence of modified flags.
14230 (ipa_compute_jump_functions): Check for presence of jump functions.
14231 (ipa_free_edge_args_substructures): New function.
14232 (ipa_create_node_params): Removed.
14233 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14234 (ipa_free_node_params_substructures): New function.
14235 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14237 (ipa_edge_removal_hook): New function.
14238 (ipa_node_removal_hook): New function.
14239 (duplicate_array): New function.
14240 (ipa_edge_duplication_hook): New function.
14241 (ipa_node_duplication_hook): New function.
14242 (ipa_register_cgraph_hooks): New function.
14243 (ipa_unregister_cgraph_hooks): New function.
14244 (free_all_ipa_structures_after_ipa_cp): New function.
14246 * ipa-prop.h: Include vec.h.
14247 (ipa_node_params_t): New typedef with vector types for it.
14248 (ipa_edge_args_t): New typedef with vector types for it.
14249 (IPA_NODE_REF): Changed to access an on-the-side vector.
14250 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14251 (ipa_check_create_node_params): New function.
14252 (ipa_check_create_edge_args): New function.
14254 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14257 2008-07-07 Tom Tromey <tromey@redhat.com>
14259 * configure, config.in: Rebuilt.
14260 * configure.ac: Don't check for scandir or alphasort.
14262 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14264 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14265 types immediately after creating them.
14267 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14269 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14271 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14273 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14274 dump_constraint_graph.
14275 (dump_constraint_edge): New function.
14276 (dump_constraint_graph): New function.
14277 (debug_constraint_graph): New function.
14278 (dump_constraint): Removed useless comparison.
14279 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14280 (dump_constraint_graph): Declare.
14281 (debug_constraint_graph): Declare.
14282 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14284 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14286 * config/i386/i386.c (is_va_list_char_pointer): New.
14287 (ix86_va_start): Replace compare with ms_va_list_type_node
14288 by is_va_list_char_pointer.
14289 (ix86_gimplify_va_arg): Likewise.
14291 2008-07-07 Martin Jambor <mjambor@suse.cz>
14293 * cgraph.c (cgraph_edge_max_uid): New variable.
14294 (struct cgraph_edge_hook_list): New type.
14295 (struct cgraph_node_hook_list): New type.
14296 (struct cgraph_2edge_hook_list): New type.
14297 (struct cgraph_2node_hook_list): New type.
14298 (first_cgraph_edge_removal_hook): New variable.
14299 (first_cgraph_node_removal_hook): New variable.
14300 (first_cgraph_edge_duplicated_hook): New variable.
14301 (first_cgraph_node_duplicated_hook): New variable.
14302 (cgraph_add_edge_removal_hook): New function.
14303 (cgraph_remove_edge_removal_hook): New function.
14304 (cgraph_call_edge_removal_hooks): New function.
14305 (cgraph_add_node_removal_hook): New function.
14306 (cgraph_remove_node_removal_hook): New function.
14307 (cgraph_call_node_removal_hooks): New function.
14308 (cgraph_add_edge_duplication_hook): New function.
14309 (cgraph_remove_edge_duplication_hook): New function.
14310 (cgraph_call_edge_duplication_hooks): New function.
14311 (cgraph_add_node_duplication_hook): New function.
14312 (cgraph_remove_node_duplication_hook): New function.
14313 (cgraph_call_node_duplication_hooks): New function.
14314 (cgraph_create_edge): Assign to edge uid.
14315 (cgraph_remove_edge): Call edge removal hooks.
14316 (cgraph_node_remove_callees): Call edge removal hooks.
14317 (cgraph_node_remove_callers): Call edge removal hooks.
14318 (cgraph_remove_node): Call node removal hooks.
14319 (cgraph_clone_edge): Call edge duplication hooks.
14320 (cgraph_clone_node): Call node duplication hooks.
14322 * cgraph.h (cgraph_edge): New field uid.
14323 (cgraph_edge_hook): New type.
14324 (cgraph_node_hook): New type.
14325 (cgraph_2edge_hook): New type.
14326 (cgraph_2node_hook): New type.
14328 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14330 * config.in: Regenerate.
14332 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14334 * gcc.c (print_sysroot): New.
14335 (option_map, display_help, process_command): Handle the
14336 -print-sysroot option.
14337 (main): Print the sysroot if requested.
14338 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14340 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14343 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14345 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14347 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14348 (assign_parm_setup_block_p): Also check mode of entry_parm.
14350 2008-07-07 Richard Guenther <rguenther@suse.de>
14352 * tree-ssa-structalias.h (set_used_smts): Remove.
14353 * tree-ssa-structalias.c (used_smts): Likewise.
14354 (set_used_smts): Likewise.
14355 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14356 call to set_used_smts.
14358 2008-07-07 Richard Guenther <rguenther@suse.de>
14360 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14361 (new_var_info): Set it to false.
14362 (solution_set_add): Correctly handle pointers outside a var and
14364 (type_safe): Treat variables with is_full_var properly.
14365 (do_sd_constraint): Likewise.
14366 (do_ds_constraint): Likewise.
14367 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14368 (get_constraint_for_ptr_offset): New function.
14369 (get_constraint_for_component_ref): For addresses at least include
14370 the last field of the variable. Handle is_full_vars properly.
14371 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14372 (handle_ptr_arith): Remove.
14373 (find_func_aliases): Simplify assignment handling.
14374 (create_function_info_for): For parameter and result varinfos set
14376 (create_variable_info_for): Set is_full_var flag whenever we
14377 just created a single varinfo for a decl.
14378 (init_alias_vars): Initialize use_field_sensitive from
14379 max-fields-for-field-sensitive parameter.
14381 2008-07-07 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/36713
14384 * tree-flow-inline.h (is_call_used): New function.
14385 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14386 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14387 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14389 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14391 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14393 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14395 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14397 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14398 Nathan Sidwell <nathan@codesourcery.com>
14400 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14401 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14403 * config/m68k/t-linux: New.
14404 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14407 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14409 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14410 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14413 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14415 * gcc.c (execute): Fix -Wc++-compat warning.
14417 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14420 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14421 constant for little endian.
14423 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14425 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14426 mips_base_mips16 instead of TARGET_MIPS16.
14427 (mips_base_mips16): Declare.
14428 * config/mips/mips.c (mips_base_mips16): Make global.
14429 (was_mips16_p): Remove GTY marker.
14430 (was_mips16_pch_p): New variable.
14431 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14432 (mips_override_options): Force to non-MIPS16 mode initially.
14433 Do not complain about MIPS16 PIC incompatibilities here.
14434 Only allow -mgpopt if -mexplicit-relocs is in force for
14437 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14439 * configure.ac: Check for caddr_t, define to char * if not defined.
14440 * configure: Regenerate.
14441 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14442 (mmap_gt_pch_use_address): Likewise.
14443 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14445 2008-07-06 Richard Guenther <rguenther@suse.de>
14447 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14448 (new_var_info): Deal with it.
14449 (solution_set_add): Likewise.
14450 (bitpos_of_field): Make signed, fix.
14451 (struct fieldoff): Remove type and decl fields. Make size field
14452 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14454 (fieldoff_compare): Deal with it.
14455 (push_fields_onto_fieldstack): Remove has_union argument, glob
14456 adjacent non-pointer fields together.
14457 (create_function_info_for): Do not set has_union.
14458 (create_variable_info_for): Simplify.
14460 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14462 * config.gcc (extra_headers): Add cross-stdarg.h for target
14463 x86_64-*-* and i?86-*-*.
14464 * config/i386/cross-stdarg.h: New.
14465 * builtins.c (std_fn_abi_va_list): New.
14466 (std_canonical_va_list_type): New.
14467 (stabilize_va_list): Replace va_list_type_node use by
14468 mtarget.canonical_va_list_type.
14469 (gimplify_va_arg_expr): Likewise.
14470 (expand_builtin_va_copy): Replace va_list_type_node use by
14471 mtarget.fn_abi_va_list.
14472 * tree-sra.c (is_va_list_type): New helper.
14473 (decl_can_be_decomposed_p): Replace
14474 va_list_type_node use by is_va_list_type.
14475 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14476 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14477 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14478 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14479 (ix86_enum_va_list): New.
14480 * config/i386/i386.c (sysv_va_list_type_node): New.
14481 (ms_va_list_type_node): New.
14482 (ix86_function_type_abi): Remove sorry.
14483 (ix86_build_builtin_va_list_abi): New.
14484 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14485 for 64-bit targets.
14486 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14487 (ix86_init_builtins_va_builtins_abi): New.
14488 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14489 for 64-bit targets.
14490 (ix86_handle_abi_attribute): New.
14491 (attribute_spec): Add sysv_abi and ms_abi.
14492 (ix86_fn_abi_va_list): New.
14493 (ix86_canonical_va_list_type): New.
14494 (ix86_enum_va_list): New.
14495 (TARGET_FN_ABI_VA_LIST): New.
14496 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14497 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14498 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14499 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14500 (TARGET_ENUM_VA_LIST): New.
14501 * expr.h (std_fn_abi_va_list): New.
14502 (std_canonical_va_list_type): New.
14503 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14504 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14505 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14506 TARGET_CANONICAL_VA_LIST_TYPE.
14507 * target.h (struct gcc_target): Add fn_abi_va_list hook
14508 and canonical_va_list_type hook.
14510 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14512 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14513 integral and pointer types.
14515 2008-07-04 Roger Sayle <roger@eyesopen.com>
14517 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14518 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14520 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14523 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14525 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14527 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14528 build_gimple_modify_stmt.
14529 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14530 gimple operand. Use fold_build* instead of build*.
14532 2008-07-04 Richard Guenther <rguenther@suse.de>
14534 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14535 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14536 properly to compute the reachability set if we do field-sensitive PTA.
14537 * invoke.texi (max-fields-for-field-sensitive): Document default.
14538 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14539 100 for optimize >= 2.
14541 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14543 * ggc-zone.c (lookup_page_table_if_allocated,
14544 set_page_table_entry, zone_find_object_size, alloc_small_page,
14545 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14546 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14547 -Wc++-compat and/or -Wcast-qual warnings.
14549 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14552 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14553 pic_offset_table_rtx to be marked as used here.
14554 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14555 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14556 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14557 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14558 !TARGET_SECURE_PLT.
14560 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14562 * alloc-pool.c (hash_descriptor, eq_descriptor,
14563 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14564 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14566 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14567 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14568 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14569 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14572 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14574 * tree-flow.h (loop_only_exit_p): Declare.
14575 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14576 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14577 the number of iterations if it is constant. Otherwise, if this is the
14578 only possible exit of the loop, use the conservative estimate on the
14579 number of iterations of the entire loop if available.
14581 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14583 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14584 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14585 Add synchronization functions.
14586 * config/sync.c: New file.
14587 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14588 (LIBGCC_SYNC_CFLAGS): Likewise.
14590 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14593 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14594 (*pushtf_sse): New insn pattern.
14595 (pushtf splitters): New splitters.
14597 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14599 PR middle-end/35736
14600 * predict.c (build_predict_expr): Use void_type_node for the tree
14601 type, instead of NULL_TREE.
14603 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14605 * config/i386/i386.c (contains_aligned_value_p): Return true
14607 (ix86_data_alignment): Align TCmode to 128bits.
14608 (ix86_local_alignment): Likewise.
14610 2008-07-03 Andrew Haley <aph@redhat.com>
14613 * vec.h (VEC_TA): New.
14614 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14615 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14616 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14617 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14618 (C_COMMON_FIXED_TYPES): Remove first arg.
14619 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14620 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14621 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14622 not to use empty macro arguments.
14624 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14626 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14627 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14628 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14629 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14630 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14631 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14632 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14633 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14634 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14635 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14636 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14637 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14638 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14639 config/rs6000/e500crtres64gpr.asm,
14640 config/rs6000/e500crtres64gprctr.asm,
14641 config/rs6000/e500crtrest32gpr.asm,
14642 config/rs6000/e500crtrest64gpr.asm,
14643 config/rs6000/e500crtresx32gpr.asm,
14644 config/rs6000/e500crtresx64gpr.asm,
14645 config/rs6000/e500crtsav32gpr.asm,
14646 config/rs6000/e500crtsav64gpr.asm,
14647 config/rs6000/e500crtsav64gprctr.asm,
14648 config/rs6000/e500crtsavg32gpr.asm,
14649 config/rs6000/e500crtsavg64gpr.asm,
14650 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14651 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14652 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14653 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14654 config/sparc/sol2-cn.asm: Remove .file directives.
14656 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14658 * resource.c (mark_referenced_resources): Look inside
14659 UNSPEC_VOLATILEs and ASM_INPUTs.
14661 2008-07-02 Ian Lance Taylor <iant@google.com>
14663 * rtlanal.c (add_reg_note): New function.
14664 * rtl.h (add_reg_note): Declare.
14665 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14666 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14667 * builtins.c (expand_builtin_longjmp): Likewise.
14668 (expand_builtin_nonlocal_goto): Likewise.
14669 * calls.c (emit_call_1, expand_call): Likewise.
14670 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14671 * cfglayout.c (fixup_reorder_chain): Likewise.
14672 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14673 (commit_one_edge_insertion): Likewise.
14674 * combine.c (move_deaths, distribute_notes): Likewise.
14675 * df-problems.c (df_set_note): Likewise.
14676 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14677 (set_unique_reg_note): Likewise.
14678 (emit_copy_of_insn_after): Likewise.
14679 * expr.c (expand_expr_real): Likewise.
14680 * gcse.c (add_label_notes): Likewise.
14681 * haifa-sched.c (create_check_block_twin): Likewise.
14682 * jump.c (mark_jump_label_1): Likewise.
14683 * loop-doloop.c (add_test, doloop_modify): Likewise.
14684 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14685 * lower-subreg.c (move_eh_region_note): Likewise.
14686 * optabs.c (emit_libcall_block): Likewise.
14687 * predict.c (predict_insn): Likewise.
14688 (combine_predictions_for_insn): Likewise.
14689 * recog.c (peephole2_optimize): Likewise.
14690 * regmove.c (try_auto_increment): Likewise.
14691 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14692 * reload.c (find_reloads): Likewise.
14693 * reload1.c (fixup_eh_region_note): Likewise.
14694 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14695 * reorg.c (delete_prior_computation): Likewise.
14696 (delete_computation, dbr_schedule): Likewise.
14697 * config/pa/pa.c (legitimize_pic_address): Likewise.
14698 * config/sh/sh.c (sh_reorg): Likewise.
14700 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14703 * config/libgcc-glibc.ver: Add %exclude.
14704 * config/m32r/libgcc-glibc.ver: Likwise.
14705 * config/s390/libgcc-glibc.ver: Likwise.
14706 * config/sh/libgcc-glibc.ver: Likwise.
14707 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14709 * config/i386/libgcc-glibc.ver: New.
14711 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14713 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14715 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14716 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14717 i[34567]86-*-linux*, x86_64-*-linux*. Add
14718 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14719 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14720 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14721 i[34567]86-*-linux*, x86_64-*-linux*.
14723 * libgcc-std.ver: Add empty GCC_4.4.0.
14725 * mkmap-symver.awk: Support multiple versions per symbol.
14727 * config/i386/i386.c (ix86_init_builtins): Always define
14728 __builtin_fabsq and __builtin_copysignq with fallbacks.
14729 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14730 and __builtin_copysignq if SSE2 isn't available.
14732 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14733 (LIBGCC2_TF_CEXT): Likwise.
14734 (TF_SIZE): Likwise.
14736 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14738 * config/i386/sfp-machine.h: Moved to libgcc.
14740 * config/i386/sfp-machine.h: New.
14741 * config/i386/t-linux: Likwise.
14743 * config/i386/t-darwin: Remove softfp_wrap_start and
14745 * config/i386/t-darwin64: Likewise.
14747 * config/i386/t-fprules-softfp64: Renamed to ...
14748 * config/i386/t-fprules-softfp: This.
14750 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14751 and softfp_wrap_end.
14753 2008-07-02 Jason Merrill <jason@redhat.com>
14755 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14757 * tree.c (ctor_to_list): New fn.
14758 * tree.h: Declare it.
14759 (CONSTRUCTOR_ELT): New macro.
14760 (CONSTRUCTOR_NELTS): New macro.
14762 2008-07-02 Richard Guenther <rguenther@suse.de>
14764 * tree-ssa-structalias.c (struct variable_info): Reorder
14765 to fill padding on 64bit hosts. Make collapsed_to an int.
14766 (get_varinfo_fc): Deal with that.
14767 (new_var_info): Likewise.
14768 (collapse_rest_of_var): Likewise.
14770 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14772 * doc/install.texi (--enable-java-home): Document.
14773 (--enable-aot-compile-rpm): Likewise.
14774 (--with-arch-directory): Likewise.
14775 (--with-os-directory): Likewise.
14776 (--with-origin-name): Likewise.
14777 (--with-arch-suffix): Likewise.
14778 (--with-jvm-root-dir): Likewise.
14779 (--with-jvm-jar-dir): Likewise.
14780 (--with-python-dir): Likewise.
14782 2008-07-02 Richard Guenther <rguenther@suse.de>
14784 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14785 from decls explicitly. Merge operand checking from tuples.
14787 2008-07-02 Martin Jambor <mjambor@suse.cz>
14789 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14791 2008-07-02 Martin Jambor <mjambor@suse.cz>
14793 * tree-switch-conversion.c: Included timevar.h
14794 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14796 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14798 2008-07-02 Martin Jambor <mjambor@suse.cz>
14800 * tree-switch-conversion.c: Corrected various comments and
14802 (build_constructors): Fixed minor formatting mistakes.
14804 * invoke.texi (Optimize Options): Corrected the
14805 switch-conversion-max-branch-ratio parameter.
14807 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14809 * final.c (asm_insn_count): Return zero for an empty asm body.
14811 2008-07-02 Richard Guenther <rguenther@suse.de>
14813 * bitmap.h (bitmap_set_bit): Return bool.
14814 (bitmap_clear_bit): Likewise.
14815 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14816 write to the bitmap if it would.
14817 (bitmap_clear_bit): Likewise.
14818 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14819 bitmap_set_bit return value.
14820 (add_pred_graph_edge): Likewise.
14821 (add_graph_edge): Likewise.
14822 (do_sd_constraint): Likewise.
14823 (do_ds_constraint): Likewise.
14825 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14827 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14828 Fix -Wc++-compat and/or -Wcast-qual warnings.
14829 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14830 gen_regparm_prefix): Likewise.
14831 * vmsdbgout.c (write_modbeg, lookup_filename,
14832 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14834 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14836 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14837 defaults.h definition apply.
14839 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14841 * function.c (assign_parm_remove_parallels): New.
14842 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14844 (assign_parm_setup_block): Do not handle them.
14845 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14846 assign_parm_remove_parallels.
14848 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14850 * c-typeck.c (convert_for_assignment): Use
14851 vector_targets_convertible_p.
14852 * c-common.c (vector_targets_convertible_p): New.
14853 * c-common.h (vector_targets_convertible_p): New prototype.
14854 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14855 opaque_p_V2SI_type_node.
14857 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14859 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14862 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14865 TFmode constants via two element DImode vector for hosts with
14866 HOST_BITS_PER_WIDE_INT < 64.
14867 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14868 also for HOST_BITS_PER_WIDE_INT < 64.
14870 2008-07-01 Richard Guenther <rguenther@suse.de>
14872 PR tree-optimization/36666
14873 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14874 (get_constraint_exp_from_ssa_var): Split into ...
14875 (get_constraint_exp_for_temp): ... this ...
14876 (get_constraint_for_ssa_var): ... and that.
14877 Return constraint expressions for all touched sub-fields
14878 if the results address is not taken.
14879 (process_constraint): Remove assertion that aggregate
14880 assignments do not happen at this place.
14881 (get_constraint_for_component_ref): Add address_p argument.
14882 Return constraint expressions for all touched sub-fields
14883 if the results address is not taken.
14884 (do_deref): Use get_constraint_exp_for_temp.
14885 (get_constraint_for_1): Rename from ...
14886 (get_constraint_for): ... this. Add the old function as wrapper.
14887 (do_structure_copy): Use get_constraint_for_1.
14889 2008-07-01 Martin Jambor <mjambor@suse.cz>
14891 * Makefile.in (tree-switch-conversion.o): Add.
14892 (OBJS-common): Add tree-swtch-conversion.o.
14893 * passes.c (init_optimization_passes): Add pass_convert_switch.
14894 * tree-pass.h: (pass_convert_switch): Add.
14895 * tree-switch-conversion.c: New file.
14896 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14897 * common.opt (ftree-cswtch): New option.
14898 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14899 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14900 * opts.c (decode_options): Set flag_tree_switch_conversion when
14901 optimization level is >= 2.
14902 * doc/invoke.texi (Optimize Options): Added description of
14903 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14905 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14907 * config/darwin-driver.c (darwin_default_min_version): Fix
14908 -Wc++-compat warnings.
14910 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14912 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14915 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14917 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14919 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14921 PR rtl-optimization/34744
14922 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14923 (df_scan_free_internal): Free data structures not
14924 allocated in storage pools.
14925 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14926 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14927 df_scan_free_mws_vec.
14928 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14931 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14933 * config/i386/i386.c (contains_aligned_value_p): Return true
14935 (ix86_function_arg_boundary): Return its natural boundary
14937 (return_in_memory_32): Don't check TDmode.
14938 (ix86_split_to_parts): Support splitting into 4 parts and
14939 support TFmode for 32bit target.
14940 (ix86_split_long_move): Support splitting into 4 parts.
14941 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14943 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14944 (ix86_init_builtins): Here.
14945 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14946 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14947 'q' and 'w', respectively.
14949 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14951 (movtf_internal): Likewise.
14952 (<code>tf2): Likewise.
14953 (*absnegtf2_sse): Likewise.
14954 (copysign<mode>3): Likewise.
14955 (copysign<mode>3_const): Likewise.
14956 (copysign<mode>3_var): Likewise.
14957 (define_split UNSPEC_COPYSIGN): Likewise.
14958 * config/i386/sse.md (*nandtf3): Likewise.
14959 (<code>tf3): Likewise.
14960 (*<code>tf3): Likewise.
14962 2008-06-30 Joey Ye <joey.ye@intel.com>
14963 H.J. Lu <hongjiu.lu@intel.com>
14965 * global.c (compute_regsets): Set frame_pointer_needed here.
14966 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14968 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14970 * doc/install.texi (specific): Expand Windows build notes.
14972 2008-06-30 Ira Rosen <irar@il.ibm.com>
14974 PR tree-optimization/36648
14975 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14976 number of prolog iterations by step. Fix the comment.
14978 2008-06-30 Richard Guenther <rguenther@suse.de>
14980 PR middle-end/36671
14981 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14982 handle calls from ECF_MALLOC functions.
14983 (handle_pure_call): ECF_MALLOC functions do not return
14985 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14987 2008-06-29 Andreas Schwab <schwab@suse.de>
14989 * config/m68k/m68k.c (print_operand): Always print a float
14991 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14992 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14995 * config/rs6000/x-linux64: Remove never used file.
14997 2008-06-29 Richard Guenther <rguenther@suse.de>
14999 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15001 (struct alias_info): Move ...
15002 * tree-ssa-alias.c: ... here.
15003 (update_alias_info): Declare.
15004 (compute_may_aliases): Call it.
15005 (update_alias_info): New function.
15006 * tree-ssa-structalias.c (update_alias_info): Move ...
15007 * tree-ssa-alias.c (update_alias_info_1): ... here.
15008 * tree-ssa-structalias.c (process_constraint_1): Remove
15009 unused from_call argument. Rename to ...
15010 (process_constraint): ... this. Delete old wrapper.
15011 (make_constraint_to): Adjust callers.
15012 (handle_const_call): Likewise.
15013 (handle_pure_call): Likewise.
15014 (init_base_vars): Likewise.
15015 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15016 (find_func_aliases): We don't need structure copies for
15018 (make_constraint_from_anything): Remove.
15019 (create_variable_info_for): For globals make constraints
15020 from escaped, not from anything.
15021 (compute_points_to_sets): Do not call update_alias_info.
15022 (ipa_pta_execute): Use make_constraint_from.
15024 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15026 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15027 (bitmap.o-warn, dominance.o-warn): New.
15028 * configure.ac (cxx_compat_warn): Delete.
15029 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15030 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15032 * configure: Regenerate.
15034 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15037 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15039 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15040 * df-scan.c (df_notes_rescan): Likewise.
15041 * ggc-page.c (set_page_table_entry): Likewise.
15042 * intl.c (gcc_gettext_width): Likewise.
15043 * varasm.c (get_unnamed_section, get_noswitch_section,
15044 get_section): Likewise.
15046 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15048 * regrename.c (build_def_use): Don't copy RTX.
15050 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15052 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15053 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15054 punctuation. Use @ref instead of @xref.
15055 (Function Names): Remove stray @display/@end display.
15056 (C++ Attributes): Use @ref instead of @xref.
15057 (Deprecated Features): Fix punctuation around @xref.
15058 (Backwards Compatibility): Likewise.
15059 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15061 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15063 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15064 constants for E500 double.
15066 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15068 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15069 element type of const_vector.
15071 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15073 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15074 Remove FLAGS_REG clobber from expander pattern.
15075 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15076 (anddi3, andsi3, andhi3, andqi3): Ditto.
15077 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15078 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15079 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15080 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15081 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15082 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15083 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15084 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15086 2008-06-28 Richard Guenther <rguenther@suse.de>
15088 * tree-ssa-structalias.c (callused_id, var_callused,
15089 callused_tree): Add.
15090 (handle_pure_call): New function.
15091 (find_func_aliases): Call it.
15092 (find_what_p_points_to): Handle the call-used set.
15093 (clobber_what_escaped): Likewise.
15094 (compute_call_used_vars): New function.
15095 (init_base_vars): Init the call-used variable.
15096 (do_sd_constraint): Do not propagate the solution from CALLUSED
15097 but use CALLUSED as a placeholder.
15098 (solve_graph): Likewise.
15099 * tree-flow-inline.h (gimple_call_used_vars): New function.
15100 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15101 (compute_call_used_vars): Declare.
15102 * tree-ssa-alias.c (set_initial_properties): Call
15103 compute_call_used_vars.
15104 (reset_alias_info): Clear call-used variables.
15105 (add_call_clobber_ops): Assert we are not called for const/pure
15106 functions. Remove handling of them.
15107 (add_call_read_ops): Handle pure functions by adding the
15108 call-used set of variables as VUSEs.
15109 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15110 (delete_tree_ssa): Free it.
15111 * tree-dfa.c (remove_referenced_var): Clear the var from the
15114 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15116 * tree.c (build_varargs_function_type_list): New.
15117 (build_function_type_list_1): New.
15118 (build_function_type_list): Use build_function_type_list_1.
15119 * tree.h (build_varargs_function_type_list): New.
15121 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15124 * config/spu/spu.c (spu_builtin_splats): Do not generate
15125 invalid CONST_VECTOR expressions.
15126 (spu_expand_vector_init): Likewise.
15128 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15130 * optabs.c (libfunc_decls): New variable.
15131 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15132 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15133 for the same function twice.
15135 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15138 ix86_expand_binary_operator directly.
15139 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15141 (*ashrti3_1): Ditto.
15142 (*lshrti3_1): Ditto.
15143 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15144 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15145 using only one splitter. Conditionaly execute splitter before or
15146 after peephole2 pass.
15147 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15148 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15149 Use only one alternative in asm template.
15150 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15152 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15153 "J" operand constraint for operand 2.
15154 (*ashldi3_cconly_rex64): Ditto.
15155 (*ashrdi3_cmp_rex64): Ditto.
15156 (*ashrdi3_cconly_rex64): Ditto.
15157 (*lshrdi3_cmp_rex64): Ditto.
15158 (*lshrdi3_cconly_rex64): Ditto.
15159 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15160 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15161 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15164 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15166 * gimplify.c (omp_is_private): Don't return true if decl is not
15167 already private on #pragma omp for or #pragma omp parallel for.
15170 * tree-cfg.c (struct move_stmt_d): Replace block field with
15171 orig_block and new_block fields.
15172 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15173 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15174 (move_block_to_fn): Replace vars_map and new_label_map arguments
15175 with struct move_stmt_d pointer.
15176 (replace_block_vars_by_duplicates): New function.
15177 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15178 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15179 all subblocks of ORIG_BLOCK to the new function. Call
15180 replace_block_vars_by_duplicates.
15181 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15182 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15183 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15184 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15185 (expand_omp): Temporarily set input_location to the location of
15186 region's controlling stmt.
15187 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15188 BIND_EXPR, push ctx->block_vars and gimplification vars into
15189 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15190 into dest function.
15191 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15192 there are any BLOCK_VARS.
15193 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15194 OMP_PARALLEL or OMP_TASK stmt.
15195 (lower_omp): Save and restore input_location around the lower_omp_1
15198 2008-06-27 Richard Guenther <rguenther@suse.de>
15200 PR tree-optimization/36400
15201 PR tree-optimization/36373
15202 PR tree-optimization/36344
15203 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15204 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15205 (update_alias_info): Remove call clobbering code.
15206 (make_constraint_to): New helper function.
15207 (make_escape_constraint): Likewise.
15208 (handle_rhs_call): Use it on all pointer containing arguments.
15209 Also mark the static chain escaped.
15210 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15211 instead of ANYTHING.
15212 (make_constraint_from): New helper split out from ...
15213 (make_constraint_from_anything): ... here.
15214 (find_func_aliases): Add constraints for escape sites.
15215 (intra_create_variable_infos): Make constraints from NONLOCAL
15217 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15219 (clobber_what_p_points_to): Remove.
15220 (clobber_what_escaped): New function.
15221 (init_base_vars): Init NONLOCAL and ESCAPED.
15222 (do_sd_constraint): Do not propagate the solution from ESCAPED
15223 but use ESCAPED as a placeholder.
15224 (solve_graph): Likewise.
15225 * tree-flow.h (clobber_what_p_points_to): Remove.
15226 (clobber_what_escaped): Declare.
15227 * tree-ssa-alias.c (set_initial_properties): Call it.
15228 Remove code clobbering escaped pointers.
15230 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15232 * function.c (allocate_struct_function): Only allocate a unique
15233 funcdef_no if the decl is nonzero.
15235 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15237 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15238 * config/mips/mips.c (mips_split_const_insns): New function.
15239 * config/mips/mips.md (move_type): New attribute.
15240 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15241 (dword_mode): New attribute.
15242 (type): Avoid long line. Map "move_type"s to "type"s,
15243 choosing "multi" for doubleword moves if appropriate.
15244 Swap MTC/MFC comments to match their declaration order.
15245 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15246 "type" is "branch" or "jal" is "direct".
15247 (length): Handle "extended_mips16" first. Make the default
15248 "0" for "ghost" instructions. Set the length from "move_type".
15249 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15250 of "type", with "sll0" for the register alternative. Remove the
15251 "extended_mips16" attribute.
15252 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15253 of "type", with "shift_shift" for the register alternative.
15254 Remove the "length" attribute.
15255 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15256 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15257 of "type", with "andi" for the register alternative.
15258 (*zero_extendqihi2): Likewise.
15259 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15260 of "andi" instead of a "type" of "arith".
15261 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15263 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15264 (mov_<store>r, *mov<mode>_ra): Likewise.
15265 (extendsidi2): Use "move_type" instead of "type", with "move"
15266 for the register alternative.
15267 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15268 of "type", with "signext" for the register alternative.
15269 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15270 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15271 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15272 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15273 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15274 (unnamed branch insn): Likewise.
15275 (*movdi_gp32_fp64): Fold into...
15276 (*movdi_32bit): ...here.
15277 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15278 (*movdf_hardfloat): ...this new pattern.
15279 (*movdf_softfloat): Remove redundant FPR alternatives.
15280 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15281 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15282 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15283 the "move" attribute.
15284 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15285 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15286 and "store" for COP loads and stores.
15287 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15288 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15289 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15290 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15291 (*movtf_mips16, *movv2sf): Likewise.
15292 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15293 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15294 (mfhc1<mode>): Use "move_type" instead of "move".
15295 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15296 (loadgp_blockage): Remove the "length" attribute.
15297 (blockage, set_got_version, update_got_version): Likewise.
15298 (call_internal): Remove the "extended_mips16" attribute.
15299 (call_value_internal, call_value_multiple_internal): Likewise.
15300 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15302 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15303 the "length" attribute.
15305 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15307 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15308 -Wcast-qual warnings.
15309 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15310 handle_pragma_pop_macro): Likewise.
15311 * collect2.c (resolve_lib_name): Likewise.
15312 * config/arc/arc.c (arc_init): Likewise.
15313 * config/arm/arm.c (neon_builtin_compare,
15314 locate_neon_builtin_icode): Likewise.
15315 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15316 * config/bfin/bfin.c (bfin_init_machine_status,
15317 bfin_optimize_loop): Likewise.
15318 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15319 * config/cris/cris.c (cris_init_expanders): Likewise.
15320 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15321 * config/darwin.c (machopic_indirection_eq,
15322 machopic_indirection_name, machopic_output_indirection): Likewise.
15323 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15324 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15325 frv_optimize_membar): Likewise.
15326 * config/i386/cygwin.h (mingw_scan,
15327 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15328 * config/i386/cygwin1.c (mingw_scan): Likewise.
15329 * config/i386/i386.c (machopic_output_stub): Likewise.
15330 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15331 i386_pe_unique_section): Likewise.
15332 * config/ia64/ia64.c (ia64_init_machine_status,
15333 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15335 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15336 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15337 * config/m68k/m68k.c (m68k_handle_option,
15338 m68k_sched_md_init_global): Likewise.
15339 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15340 mcore_unique_section): Likewise.
15341 * config/mips/mips.c (mips_block_move_straight,
15342 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15344 * config/mmix/mmix.c (mmix_init_machine_status,
15345 mmix_encode_section_info): Likewise.
15346 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15347 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15348 print_operand_address, output_toc, redefine_groups,
15349 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15350 * config/s390/s390.c (s390_init_machine_status): Likewise.
15351 * config/score/score.c (score_block_move_straight,
15352 score_block_move_loop_body): Likewise.
15353 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15354 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15355 * emit-rtl.c (find_auto_inc): Likewise.
15356 * gcc.c (translate_options, process_command): Likewise.
15357 * reorg.c (dbr_schedule): Likewise.
15358 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15359 * xcoffout.c (xcoffout_declare_function): Likewise.
15361 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15363 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15364 ipa-pta working again.
15366 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15368 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15371 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15373 * config.gcc (powerpc*-*-*): Add new core e500mc.
15374 * config/rs6000/e500mc.md: New file.
15375 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15377 (rs6000_override_options): Add e500mc case to
15378 processor_target_table. Altivec and Spe options not allowed
15379 with e500mc. Add isel instruction to e500mc by
15380 default. Initialize rs6000_cost for e500mc.
15381 (rs6000_issue_rate): Set issue rate for e500mc.
15382 * config/rs6000/rs6000.h (processor_type): Add
15383 PROCESSOR_PPCE500MC.
15384 (ASM_CPU_SPEC): Add e500mc.
15385 Set TARGET_ISEL to rs6000_isel.
15386 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15387 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15388 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15390 * doc/invoke.texi: Add e500mc to list of cpus.
15392 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15395 * c-lex.c (lex_charconst): Initialize unsignedp.
15397 2008-06-27 Olivier Hainque <hainque@adacore.com>
15399 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15400 documented assumptions.
15402 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15404 * dwarf2out.c: Remove trailing white spaces. Break long line
15407 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15409 * libfuncs.h (LTI_synchronize): New libfunc_index.
15410 (synchronize_libfunc): Declare.
15411 * builtins.c (expand_builtin_synchronize): Consider using
15412 synchronize_libfunc before falling back on an asm blockage.
15413 * config/mips/mips.c: Include libfuncs.h
15414 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15416 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15418 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15419 parameter. Copy stack_reg to r11 where appropriate.
15420 (no_global_regs_above): Add gpr parameter.
15421 (rs6000_stack_info): Only add padding for SPE save area if we
15422 are saving SPE GPRs and CR.
15423 (saveres_routine_syms): New variable.
15424 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15426 (rs6000_savres_routine_sym): New function.
15427 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15429 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15430 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15431 Tweak FPR out-of-line saving.
15432 (rs6000_make_savres_rtx): New function.
15433 (rs6000_use_multiple_p): New function.
15434 (rs6000_savres_strategy): New function.
15435 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15436 out-of-line if appropriate.
15437 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15438 if we are optimizing for size.
15439 (GP_SAVE_INLINE): Define.
15440 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15441 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15442 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15443 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15444 (*save_fpregs_<mode>): Add use of r11.
15445 (*restore_gpregs_<mode>): New insn.
15446 (*return_and_restore_gpregs_<mode>): New insn.
15447 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15449 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15450 (*restore_gpregs_spe): New insn.
15451 (*return_and_restore_gpregs_spe): New insn.
15452 * config/rs6000/predicates.md (save_world_operation): Fix check.
15454 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15456 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15457 this point, so assert that.
15459 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15461 * cfganal.c: Include vec.h and vecprim.h.
15462 (compute_idf): Import from...
15463 * tree-into-ssa (compute_idf): ...here.
15464 * basic-block.h (compute_idf): Export.
15466 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15468 * c-decl.c (merge_decls): Use !current_function_decl to check for
15469 extern declaration of C99 inline function being at file scope.
15471 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15473 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15475 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15477 * alias.c (record_alias_subset, init_alias_analysis): Fix
15478 -Wc++-compat and/or -Wcast-qual warnings.
15479 * attribs.c (lookup_attribute_spec): Likewise.
15480 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15481 copy_bb, connect_traces,
15482 find_rarely_executed_basic_blocks_and_cr): Likewise.
15483 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15484 note_btr_set, migrate_btr_defs): Likewise.
15485 * builtins.c (result_vector, expand_builtin_memcpy,
15486 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15487 builtin_memset_read_str, expand_builtin_printf,
15488 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15490 * caller-save.c (mark_set_regs): Likewise.
15491 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15492 * cgraph.c (cgraph_edge): Likewise.
15493 * combine.c (likely_spilled_retval_1): Likewise.
15494 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15495 htab_counts_entry_del, get_coverage_counts): Likewise.
15496 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15497 new_cselib_val): Likewise.
15498 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15499 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15501 * df-core.c (df_compact_blocks): Likewise.
15502 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15503 * df-scan.c (df_grow_reg_info, df_ref_create,
15504 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15505 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15506 df_record_entry_block_defs, df_record_exit_block_uses,
15507 df_bb_verify): Likewise.
15508 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15509 DF_REF_EXTRACT_MODE_CONST): New.
15510 * dominance.c (get_immediate_dominator, get_dominated_by,
15511 nearest_common_dominator, root_of_dom_tree,
15512 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15513 -Wc++-compat and/or -Wcast-qual warnings.
15514 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15515 record_store, replace_read, check_mem_read_rtx, scan_insn,
15516 dse_step1, dse_record_singleton_alias_set): Likewise.
15517 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15519 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15521 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15522 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15523 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15524 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15525 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15526 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15527 file_name_acquire, output_file_names, add_const_value_attribute,
15528 premark_used_types_helper, file_table_eq, file_table_hash,
15529 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15530 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15531 -Wcast-qual warnings.
15532 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15533 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15534 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15535 gen_reg_rtx, start_sequence, init_emit): Likewise.
15536 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15537 * except.c (init_eh_for_function, gen_eh_region,
15538 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15539 arh_to_landing_pad, arh_to_label, add_action_record,
15540 add_call_site, switch_to_exception_section): Likewise.
15541 * expmed.c (synth_mult): Likewise.
15542 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15543 store_expr): Likewise.
15544 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15546 * function.c (assign_stack_temp_for_type,
15547 allocate_struct_function, match_asm_constraints_1): Likewise.
15548 * gcov-io.c (gcov_allocate): Likewise.
15549 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15550 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15551 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15552 record_one_set, insert_expr_in_table, insert_set_in_table,
15553 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15554 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15555 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15556 -Wcast-qual warnings.
15558 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15560 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15561 -Wcast-qual warnings.
15562 * gcc.c (process_command): Likewise.
15563 * genattrtab.c (oballoc): Use XOBNEW.
15564 (oballocvec): Define.
15565 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15566 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15567 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15568 -Wc++-compat and/or -Wcast-qual warnings.
15569 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15570 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15571 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15572 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15573 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15574 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15575 add_excls, process_presence_absence_names,
15576 process_presence_absence_patterns, add_presence_absence,
15577 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15578 get_free_state, add_arc, get_free_automata_list_el,
15579 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15580 transform_3, cache_presence, create_ainsns, create_automata,
15581 create_state_ainsn_table, dfa_insn_code_enlarge,
15582 output_trans_func, output_min_issue_delay_func,
15583 output_dead_lock_func, output_reset_func,
15584 output_get_cpu_unit_code_func, output_dfa_start_func,
15585 expand_automata): Likewise.
15586 * genextract.c (gen_insn): Likewise.
15587 * gengtype-lex.l: Likewise.
15588 * gengtype.c (read_input_list, adjust_field_type,
15589 process_gc_options): Likewise.
15590 * genoutput.c (note_constraint): Likewise.
15591 * genpreds.c (mangle, add_constraint): Likewise.
15592 * genrecog.c (process_define_predicate, new_decision,
15593 add_to_sequence): Likewise.
15594 * gensupport.c (record_insn_name): Likewise.
15596 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15598 * config/i386/driver-i386.c (detect_caches_amd,
15599 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15600 and/or -Wcast-qual warnings.
15601 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15602 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15603 gt_pch_save): Likewise.
15604 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15605 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15606 * global.c (compute_regsets): Likewise.
15607 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15608 finish_graph_dump_file): Likewise.
15609 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15610 unlink_bb_notes): Likewise.
15611 * integrate.c (get_hard_reg_initial_val): Likewise.
15612 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15613 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15614 * local-alloc.c (update_equiv_regs): Likewise.
15615 * loop-invariant.c (check_invariant_table_size,
15616 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15618 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15619 altered_reg_used, mark_altered): Likewise.
15620 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15621 insert_var_expansion_initialization,
15622 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15623 release_var_copies): Likewise.
15624 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15625 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15626 analyze_accesses_for_phi_node, check_var_notmodified_p,
15627 check_allocation_function, find_sites_in_func,
15628 record_all_accesses_in_func, transform_access_sites,
15629 transform_allocation_sites): Likewise.
15630 * omp-low.c (new_omp_region, create_omp_child_function_name,
15631 check_omp_nesting_restrictions, check_combined_parallel,
15632 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15633 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15634 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15635 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15637 * opts-common.c (prune_options): Likewise.
15638 * opts.c (add_input_filename, print_filtered_help,
15639 get_option_state): Likewise.
15640 * params.c (add_params): Likewise.
15641 * passes.c (set_pass_for_id, next_pass_1,
15642 do_per_function_toporder, pass_fini_dump_file): Likewise.
15643 * postreload.c (reload_cse_simplify_operands): Likewise.
15644 * predict.c (tree_predicted_by_p, tree_predict_edge,
15645 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15647 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15649 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15651 * recog.c (check_asm_operands, validate_change_1): Likewise.
15652 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15653 subst_asm_stack_regs): Likewise.
15654 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15655 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15656 * regmove.c (reg_is_remote_constant_p): Likewise.
15657 * regrename.c (regrename_optimize, scan_rtx_reg,
15658 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15660 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15661 regstat_compute_calls_crossed): Likewise.
15662 * reload1.c (init_reload, new_insn_chain,
15663 has_nonexceptional_receiver, reload, copy_reloads,
15664 calculate_needs_all_insns, init_elim_table): Likewise.
15665 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15666 * rtl.c (shallow_copy_rtx_stat): Likewise.
15667 * rtlanal.c (parms_set): Likewise.
15668 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15669 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15670 * sched-ebb.c (earliest_block_with_similiar_load,
15671 add_deps_for_risky_insns): Likewise.
15672 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15673 schedule_region): Likewise.
15674 * see.c (eq_descriptor_pre_extension,
15675 hash_descriptor_pre_extension, hash_del_pre_extension,
15676 eq_descriptor_properties, hash_descriptor_properties,
15677 hash_del_properties, see_seek_pre_extension_expr,
15678 see_initialize_data_structures, see_print_register_properties,
15679 see_print_pre_extension_expr, see_delete_merged_def_extension,
15680 see_delete_unmerged_def_extension, see_emit_use_extension,
15681 see_pre_delete_extension, see_map_extension, see_commit_changes,
15682 see_analyze_merged_def_local_prop,
15683 see_analyze_merged_def_local_prop,
15684 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15685 see_set_prop_merged_def, see_set_prop_unmerged_def,
15686 see_set_prop_unmerged_use, see_print_one_extension,
15687 see_merge_one_use_extension, see_merge_one_def_extension,
15688 see_store_reference_and_extension, see_update_uses_relevancy,
15689 see_update_defs_relevancy): Likewise.
15690 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15691 hash_statistics_free, curr_statistics_hash): Likewise.
15692 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15693 expand_asm_operands, expand_return, case_bit_test_cmp,
15694 expand_case): Likewise.
15695 * stor-layout.c (start_record_layout): Likewise.
15696 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15697 gt_pch_save_stringpool): Likewise.
15698 * tree-data-ref.c (hash_stmt_vertex_info,
15699 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15700 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15702 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15705 * config/i386/i386.md : Change constraints of HImode and QImode
15706 immediate operands from "i" to "n". Change SImode "ni" constraint to
15707 "i" and SImode "rmi" constraint to "g". Remove all constraints
15708 from const0_operand and const1_operand predicated operands.
15709 (i): Change QImode and HImode attribute from "i" to "n".
15710 (*subqi_2): Change HImode operands to QImode.
15713 2008-06-25 Olivier Hainque <hainque@adacore.com>
15715 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15718 2008-06-25 Richard Guenther <rguenther@suse.de>
15720 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15721 not overflow the result type.
15723 2008-06-25 Richard Guenther <rguenther@suse.de>
15725 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15726 (vn_lookup): Likewise.
15728 2008-06-25 Richard Guenther <rguenther@suse.de>
15730 PR tree-optimization/35518
15731 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15732 * tree-sra.c (instantiate_element): Use fold_build3 to build
15734 (try_instantiate_multiple_fields): Likewise.
15736 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15738 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15741 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15743 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15744 use_backchain_to_restore_sp to true
15745 if the offset of the link register save area would go over the 32k - 1
15746 offset limit of the load
15749 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15751 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15752 anchor for the type-punning blurb. Cross-reference "Structures
15753 unions enumerations and bit-fields implementation". Provide a
15754 cast-through-pointer example. Make final sentence self-contained.
15755 * doc/implement-c.texi (Structures unions enumerations and
15756 bit-fields implementation): Cross-reference the type-punning blurb
15757 in the -fstrict-aliasing documentation.
15759 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15761 PR middle-end/36594
15762 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15763 the memory instead of the memory itself for the save area.
15765 2008-06-24 Olivier Hainque <hainque@adacore.com>
15766 Nicolas Roche <roche@adacore.com>
15768 * gengtype.c (srcdir_len): size_t instead of int.
15769 (get_file_realbasename): New function. For F a filename, the real
15770 basename of F, with all the path components stripped.
15771 (get_file_srcdir_relative_path): New function. For F a filename, the
15772 relative path to F from $(srcdir).
15773 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15774 get_file_realbasename. Adjust the head comment.
15775 (get_prefix_langdir_index): New function. For F a filename, return the
15776 lang_dir_names[] relative index of the language directory that is
15778 (get_file_langdir): For F a filename, return the name of the language
15779 directory where F is located.
15780 (get_file_gtfilename): New function. The gt- output file name for an
15782 (get_output_file_with_visibility): Replace in-line computations with
15783 uses of get_file_gtfilename and get_prefix_langdir_index.
15784 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15786 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15788 PR tree-optimization/36504
15789 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15790 references without base address.
15792 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15794 PR middle-end/36584
15795 * calls.c (expand_call): Increase alignment for recursive functions.
15797 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15799 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15800 (TARGET_FUNCTION_VALUE): New define.
15801 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15802 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15804 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15806 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15807 (fmod<mode>3): Ditto.
15808 (remainderxf3): Ditto.
15809 (remainder<mode>3): Ditto.
15811 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15814 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15815 REG is a hard register.
15817 PR tree-optimization/36508
15818 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15819 499, don't check it at all in release compilers.
15821 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15823 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15824 together with SSE_TARGET_MATH to disable insn pattern.
15825 (*fop_<MODEF:mode>_2_i387): Ditto.
15826 (*fop_<MODEF:mode>_3_i387): Ditto.
15828 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15830 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15832 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15834 PR middle-end/34906
15835 * gimplify.c (gimplify_asm_expr): Check the return code of
15836 parse_output_constraint call, set function return and is_inout
15837 value if it failed.
15839 2008-06-22 Ian Lance Taylor <iant@google.com>
15841 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15842 (narrowest_signed_type): Likewise.
15843 * c-typeck.c (c_common_type): Change local variable mclass to enum
15845 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15846 tcc_comparison, not the tree code itself.
15847 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15848 (c_expand_expr): Cast modifier to enum expand_modifier.
15849 * c-common.h (C_RID_CODE): Add casts.
15850 (C_SET_RID_CODE): Define.
15851 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15852 (c_lex_one_token): Add cast to avoid warning.
15853 (c_parser_objc_type_name): Rename local typename to type_name.
15854 (check_no_duplicate_clause): Change code parameter to enum
15856 (c_parser_omp_var_list_parens): Change kind parameter to enum
15858 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15859 c_parser_omp_list_var_parens.
15860 (c_parser_omp_threadprivate): Likewise.
15861 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15862 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15863 * c-format.c (NO_FMT): Define.
15864 (printf_length_specs): Use NO_FMT.
15865 (asm_fprintf_length_specs): Likewise.
15866 (gcc_diag_length_specs): Likewise.
15867 (scanf_length_specs): Likewise.
15868 (strfmon_length_specs): Likewise.
15869 (gcc_gfc_length_specs): Likewise.
15870 (printf_flag_specs): Change 0 to STD_C89.
15871 (asm_fprintf_flag_specs): Likewise.
15872 (gcc_diag_flag_specs): Likewise.
15873 (gcc_cxxdiag_flag_specs): Likewise.
15874 (scanf_flag_specs): Likewise.
15875 (strftime_flag_specs): Likewise.
15876 (strfmon_flag_specs): Likewise.
15877 (print_char_table): Likewise.
15878 (asm_fprintf_char_table): Likewise.
15879 (gcc_diag_char_table): Likewise.
15880 (gcc_tdiag_char_table): Likewise.
15881 (gcc_cdiag_char_table): Likewise.
15882 (gcc_cxxdiag_char_table): Likewise.
15883 (gcc_gfc_char_table): Likewise.
15884 (scan_char_table): Likewise.
15885 (time_char_table): Likewis.
15886 (monetary_char_table): Likewise.
15887 * c-format.h (BADLEN): Likewise.
15889 2008-06-21 Ian Lance Taylor <iant@google.com>
15891 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15892 Define END_OF_BASE_TREE_CODES around inclusion.
15893 * tree.c (tree_code_type): New global array.
15894 (tree_code_length, tree_code_name): Likewise.
15895 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15896 $(lang_tree_files).
15897 (all-tree.def, s-alltree): New targets.
15898 (gencheck.h, s-gencheck): Remove.
15899 (tree.o): Depend upon all-tree.def.
15900 (build/gencheck.o): Remove gencheck.h dependency.
15901 (mostlyclean): Don't remove gencheck.h.
15902 * c-common.h (enum c_tree_code): Remove.
15903 * c-lang.c (tree_code_type): Remove.
15904 (tree_code_length, tree_code_name): Remove.
15905 * gencheck.c (tree_codes): Include all-tree.def, rather than
15906 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15908 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15910 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15911 (operator_name_info): Size to MAX_TREE_CODES.
15912 (assignment_operator_name_info): Likewise.
15913 * cp/cp-lang.c (tree_code_type): Remove.
15914 (tree_code_length, tree_code_name): Remove.
15915 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15916 (assignment_operator_name_info): Likewise.
15917 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15919 * cp/mangle.c (write_expression): Likewise.
15920 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15921 * fortran/f95-lang.c (tree_code_type): Remove.
15922 (tree_code_length, tree_code_name): Remove.
15923 * java/java-tree.h (enum java_tree_code): Remove.
15924 * java/lang.c (tree_code_type): Remove.
15925 (tree_code_length, tree_code_name): Remove.
15926 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15927 * objc/objc-act.h (enum objc_tree_code): Remove.
15928 * objc/objc-lang.c (tree_code_type): Remove.
15929 (tree_code_length, tree_code_name): Remove.
15930 * objcp/objcp-lang.c (tree_code_type): Remove.
15931 (tree_code_length, tree_code_name): Remove.
15932 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15933 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15934 * ada/misc.c (tree_code_type): Remove.
15935 (tree_code_length, tree_code_name): Remove.
15937 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15939 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15940 the grand_bitmap_obstack.
15942 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15944 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15945 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15946 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15947 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15948 move_stmt_r, new_label_mapper): Likewise.
15949 * tree-complex.c (cvc_lookup): Likewise.
15950 * tree-dfa.c (create_function_ann): Likewise.
15951 * tree-dump.c (dump_register): Likewise.
15952 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15953 find_phi_replacement_condition): Likewise.
15954 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15955 tree_function_versioning): Likewise.
15956 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15957 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15958 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15959 get_nonlocal_debug_decl, convert_nonlocal_reference,
15960 convert_nonlocal_omp_clauses, get_local_debug_decl,
15961 convert_local_reference, convert_local_omp_clauses,
15962 convert_nl_goto_reference, convert_nl_goto_receiver,
15963 convert_tramp_reference, convert_call_expr): Likewise.
15964 * tree-outof-ssa.c (contains_tree_r): Likewise.
15965 * tree-parloops.c (reduction_phi, initialize_reductions,
15966 eliminate_local_variables_1, add_field_for_reduction,
15967 add_field_for_name, create_phi_for_local_result,
15968 create_call_for_reduction_1, create_loads_for_reductions,
15969 create_stores_for_reduction, create_loads_and_stores_for_name):
15971 * tree-phinodes.c (allocate_phi_node): Likewise.
15972 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15973 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15974 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15975 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15976 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15977 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15978 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15979 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15980 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15981 vn_nary_op_insert): Likewise.
15982 * tree-ssa.c (redirect_edge_var_map_add,
15983 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15984 * tree-vectorizer.c (vectorize_loops): Likewise.
15985 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15986 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15987 tree_cons_stat, build1_stat, build_variant_type_copy,
15988 decl_init_priority_lookup, decl_fini_priority_lookup,
15989 decl_priority_info, decl_restrict_base_lookup,
15990 decl_restrict_base_insert, decl_debug_expr_lookup,
15991 decl_debug_expr_insert, decl_value_expr_lookup,
15992 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15993 type_hash_add, get_file_function_name, tree_check_failed,
15994 tree_not_check_failed, tree_range_check_failed,
15995 omp_clause_range_check_failed, build_omp_clause,
15996 build_vl_exp_stat): Likewise.
15997 * value-prof.c (gimple_histogram_value,
15998 gimple_duplicate_stmt_histograms): Likewise.
15999 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16000 unshare_variable, variable_union_info_cmp_pos, variable_union,
16001 dataflow_set_different_1, dataflow_set_different_2,
16002 vt_find_locations, variable_was_changed, set_variable_part,
16003 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16004 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16005 section_entry_hash, object_block_entry_eq,
16006 object_block_entry_hash, create_block_symbol,
16007 initialize_cold_section_name, default_function_rodata_section,
16008 strip_reg_name, set_user_assembler_name, const_desc_eq,
16009 build_constant_desc, output_constant_def, lookup_constant_def,
16010 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16011 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16012 default_internal_label): Likewise.
16013 * varray.c (varray_init, varray_grow): Likewise.
16014 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16016 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16018 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16019 operators for "test" insn. Macroize insn using SWI mode macro.
16020 (*jcc_fused_2): Ditto.
16021 (*jcc_fused_3): Macroize insn using SWI mode macro.
16022 (*jcc_fused_4): Ditto.
16024 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16026 * tree-ssa-pre.c: Fix typo in comment.
16027 (init_antic, fini_antic): Add explicit funtions for
16028 initializing and deinitializing ANTIC and AVAIL sets.
16029 (create_expression_by_pieces): Fix typo in comment.
16030 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16031 (execute_pre): Eventually dump details about ANTIC_IN.
16033 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16035 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16036 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16037 add_to_obstack, file_at_path, find_a_file, execute,
16038 add_preprocessor_option, add_assembler_option, add_linker_option,
16039 process_command, insert_wrapper, do_option_spec, do_self_spec,
16040 spec_path, do_spec_1, is_directory, main, used_arg,
16041 getenv_spec_function): Likewise.
16042 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16043 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16046 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16048 * doc/rtl.texi: Updated subreg section.
16050 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16053 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16054 node->needed and node->reachable.
16055 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16056 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16057 (expand_task_call): Don't call expand_task_copyfn.
16058 (expand_task_copyfn): Renamed to...
16059 (finalize_task_copyfn): ... this.
16061 2008-06-19 Jan Hubicka <jh@suse.cz>
16063 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16064 clobbering framepointer.
16066 2008-06-19 Jan Hubicka <jh@suse.cz>
16068 * tree-optimize.c (execute_early_local_optimizations): Set
16069 cgraph_state only at first invocation.
16071 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16073 * system.h (-Wc++-compat): Activate as a warning, no an error.
16075 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16078 instead of "#" in insn asm template.
16079 (*jcc_fused_2): Ditto.
16081 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16083 * config/i386/i386.h (ix86_tune_indices)
16084 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16085 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16086 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16087 (*jcc_fused_2): Ditto.
16088 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16089 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16090 (print operand): Handle 'E' and 'e' code.
16092 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16094 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16098 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16100 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16102 (cgraph_expand_function): Use local copy of decl.
16103 (cgraph_expand_all_functions): Remove redundant initialization of
16105 (cgraph_optimize): Reword internal_error message.
16107 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16109 * arm-protos.h (arm_return_in_memory): Remove public
16110 arm_return_in_memory() prototype.
16111 * arm.c (arm_return_in_memory): Add static prototype, add target
16112 hook macro, change definition and comments.
16113 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16115 2008-06-19 Ben Elliston <bje@au.ibm.com>
16117 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16118 real.c: Remove references to IEEE 754R.
16119 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16120 * doc/libgcc.texi (Decimal float library routines): Likewise.
16122 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16124 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16125 (default_unwind_word_mode): Add prototype.
16126 * targhooks.c (default_unwind_word_mode): New function.
16127 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16128 instead of word_mode.
16129 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16130 (TARGET_INITIALIZER): Use it.
16132 * c-common.c (handle_mode_attribute): Support "unwind_word"
16134 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16136 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16137 word_mode to access SjLj_Function_Context member "data".
16138 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16139 conversion from targetm.eh_return_filter_mode () to
16140 targetm.unwind_word_mode () if they differ.
16142 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16143 (BT_FN_UNWINDWORD_PTR): New function type.
16144 (BT_FN_WORD_PTR): Remove.
16145 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16146 * except.c (expand_builtin_extend_pointer): Convert pointer to
16147 targetm.unwind_word_mode () instead of word_mode.
16149 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16150 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16151 (spu_unwind_word_mode): New function.
16152 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16153 (TARGET_UNWIND_WORD_MODE): Define.
16154 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16156 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16158 * config/spu/spu.c (reg_align): Remove.
16159 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16160 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16161 (spu_split_store): Likewise.
16163 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16165 * gcc/tree-vn.c: Fix typo in comment.
16167 2008-06-18 Jan Hubicka <jh@suse.cz>
16169 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16170 toplevel reorder too.
16172 2008-06-18 Jan Hubicka <jh@suse.cz>
16174 * c-opts.c (c_common_post_options): PCH is not compatible with
16176 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16177 -fno-toplevel-reorder by default now.
16179 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16181 PR documentation/30739
16182 * doc/install.texi (Prerequisites): Document dependency on awk.
16184 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16185 Ian Lance Taylor <iant@google.com>
16187 PR rtl-optimization/35604
16188 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16189 only want to change jump destinations, not eventual label comparisons.
16191 2008-06-16 Jan Hubicka <jh@suse.cz>
16193 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16195 (cgraph_analyze_function): Likewise.
16197 2008-06-16 Jan Hubicka <jh@suse.cz>
16199 * cgraph.h (cgraph_mark_if_needed): New function.
16200 * cgraphunit.c (cgraph_mark_if_needed): New function.
16201 * c-decl.c (duplicate_decl): Use it.
16203 2008-06-16 Jan Hubicka <jh@suse.cz>
16205 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16208 2008-06-16 Jan Hubicka <jh@suse.cz>
16210 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16212 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16213 Kazu Hirata <kazu@codesourcery.com>
16214 Maxim Kuvyrkov <maxim@codesourcery.com
16216 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16217 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16218 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16219 EXTRA_SPEC_FUNCTIONS.
16220 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16221 (DRIVER_SELF_SPECS): Adjust.
16222 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16223 * config/mips/st.h, config/mips/t-st: New.
16224 * config/mips/driver-native.c, config/mips/x-native: New.
16225 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16228 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16230 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16232 (ISA_HAS_FP_CONDMOVE): New macro.
16233 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16234 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16235 (ISA_HAS_NMADD3_NMSUB3): New macro.
16236 * config/mips/mips.c (mips_rtx_costs): Update.
16237 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16238 compiling for ST Loongson 2E/2F.
16239 (madd<mode>): Rename to madd4<mode>. Update.
16240 (madd3<mode>): New pattern.
16241 (msub<mode>): Rename to msub4<mode>. Update.
16242 (msub3<mode>): New pattern.
16243 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16244 (nmadd3<mode>): New pattern.
16245 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16246 (nmadd3<mode>_fastmath): New pattern.
16247 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16248 (nmsub3<mode>): New pattern.
16249 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16250 (nmsub3<mode>_fastmath): New pattern.
16251 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16253 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16255 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16256 (DF_REF_INSN_INFO): New.
16257 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16258 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16259 with a NULL DF_REF_INSN_INFO.
16260 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16262 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16263 DF_INSN_INFO_EQ_USES): New.
16264 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16265 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16266 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16267 * df-core.c: Update comment for above changes.
16268 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16269 DF_INSN_UID_* macros.
16270 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16271 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16272 insn rtx. Update all callers.
16273 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16274 df_ref_create_structure, df_insn_refs_collect): Likewise.
16275 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16276 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16277 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16278 macros to access the insn refs.
16279 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16280 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16281 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16282 for accessing the refs.
16283 (try_fwprop_subst): Likewise.
16284 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16285 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16286 for accessing the refs.
16287 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16288 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16289 to look at the insn refs.
16290 (record_uses): Likewise.
16291 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16293 (mark_artificial_uses): Don't mark_insn for artificial refs.
16294 (mark_reg_rependencies): Likewise.
16296 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16298 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16300 * configure: Regenerate.
16302 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16304 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16305 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16306 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16308 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16310 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16311 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16312 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16314 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16316 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16317 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16318 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16320 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16322 * tree-ssa-sccvn.c: Fix format of comments.
16324 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16326 * cgraph.c: Remove unneeded forward declarations of eq_node()
16329 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16331 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16333 (see_update_relevancy): Likewise.
16334 * fwprop.c (try_fwprop_subst): Likewise.
16335 * rtlanal.c (noop_move_p): Likewise.
16336 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16337 notes to non-existing libcall blocks.
16338 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16340 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16341 (dead_libcall_p): Remove.
16342 (delete_trivially_dead_insns): Don't use it.
16343 * web.c (union_defs): Remove comment about keeping nops.
16344 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16345 (compute_hash_table_work): Don't track libcall notes.
16346 (do_local_cprop): Don't take libcall pointers. Don't update
16348 (adjust_libcall_notes): Deleted.
16349 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16350 ever have existed in the first place).
16351 (replace_store_insn): Don't try to remove libcall notes.
16352 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16353 (resolve_reg_notes): Don't call them.
16354 (resolve_simple_move): Likewise.
16355 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16356 Don't remove REG_RETVAL notes.
16357 * emit-rtl.c (try_split): Don't update libcall notes.
16358 (emit_copy_of_insn_after): Dito.
16359 * cselib.c (cselib_current_insn_in_libcall): Remove.
16360 (cselib_process_insn): Don't set/clear it.
16361 (new_elt_loc_list): Don't record it.
16362 (cselib_init): Don't initialize it.
16363 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16364 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16366 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16367 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16368 (init_deps): Don't initialize it.
16369 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16370 * combine.c (delete_noop_moves): Don't update libcall notes.
16371 (can_combine_p): Remove now pointless #if 0 block.
16372 (try_combine): Remove another obsolete #if 0 block.
16373 (distribute_notes): Don't distribute libcall notes.
16374 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16375 * dce.c (libcall_dead_p): Remove.
16376 (delete_unmarked_insns): Don't handle libcall blocks.
16377 (preserve_libcall_for_dce): Remove.
16378 (prescan_insns_for_dce): Don't special-case libcall block insns.
16379 * reload1 (reload): Don't handle libcall notes.
16380 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16383 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16385 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16386 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16387 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16389 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16391 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16392 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16393 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16395 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16397 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16399 2008-06-16 Ira Rosen <irar@il.ibm.com>
16401 PR tree-optimization/36493
16402 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16403 the arguments list. Use VECTYPE to create vector pointer.
16404 (vectorizable_store): Fail if accesses through a pointer to vectype
16405 do not alias the original memory reference operands.
16406 Call vect_create_data_ref_ptr without the removed argument.
16407 (vectorizable_load): Likewise.
16408 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16411 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16414 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16415 reg_equiv_constant.
16417 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16419 * config/mips/loongson2ef.md: New file.
16420 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16421 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16422 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16423 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16424 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16426 (loongson2ef.md): New include.
16427 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16428 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16429 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16430 (loongson_gt_<mode>, loongson_extract_halfword)
16431 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16432 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16433 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16434 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16435 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16436 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16437 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16438 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16439 (vec_interleave_low<mode>): Define type attribute.
16440 * config/mips/mips.c (mips_ls2): New static variable.
16441 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16442 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16443 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16444 Implement target scheduling hooks.
16445 (mips_multipass_dfa_lookahead): Update to handle tuning for
16447 (mips_sched_init): Initialize data for Loongson scheduling.
16448 (mips_ls2_variable_issue): New static function.
16449 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16451 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16452 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16453 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16454 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16455 Handle ST Loongson 2E/2F cores.
16456 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16458 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16460 * omp-low.c (extract_omp_for_data): Fix comment typo.
16463 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16465 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16466 FIXME note about gcc/config.guess.
16467 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16468 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16469 * doc/cppopts.texi: Likewise.
16470 * doc/extend.texi: Likewise.
16471 * doc/gcc.texi: Likewise.
16472 * doc/gccint.texi: Likewise.
16473 * doc/gcov.texi: Likewise.
16474 * doc/gty.texi: Likewise.
16475 * doc/hostconfig.texi: Likewise.
16476 * doc/install.texi: Likewise.
16477 * doc/invoke.texi: Likewise.
16478 * doc/loop.texi: Likewise.
16479 * doc/makefile.texi: Likewise.
16480 * doc/md.texi: Likewise.
16481 * doc/passes.texi: Likewise.
16482 * doc/tm.texi: Likewise.
16483 * doc/tree-ssa.texi: Likewise.
16484 * doc/trouble.texi: Likewise.
16486 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16487 Nathan Sidwell <nathan@codesourcery.com>
16488 Maxim Kuvyrkov <maxim@codesourcery.com>
16489 Richard Sandiford <rdsandiford@googlemail.com>
16491 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16492 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16493 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16495 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16496 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16497 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16499 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16500 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16501 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16502 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16503 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16504 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16505 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16506 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16507 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16508 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16509 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16510 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16511 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16512 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16513 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16514 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16515 (mips_builtins): Add Loongson builtins.
16516 (mips_loongson_2ef_bdesc): New.
16517 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16518 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16519 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16520 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16522 (mips_expand_vector_init): New.
16523 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16524 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16526 * config/mips/mips.md: Add unspec numbers for Loongson
16527 builtins. Include loongson.md.
16528 (MOVE64): Include Loongson vector modes.
16529 (SPLITF): Include Loongson vector modes.
16530 (HALFMODE): Handle Loongson vector modes.
16531 * config/mips/loongson.md: New.
16532 * config/mips/loongson.h: New.
16533 * config.gcc: Add loongson.h header for mips*-*-* targets.
16534 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16536 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16538 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16539 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16540 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16541 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16542 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16543 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16544 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16545 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16546 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16547 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16548 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16549 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16550 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16551 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16552 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16553 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16554 Remove use_fixproto=yes.
16555 (ia64*-*-hpux*): Remove comment about using fixproto.
16556 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16558 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16560 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16562 * configure: Regenerate.
16564 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16566 PR middle-end/36520
16567 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16568 before evaluating it.
16570 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16573 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16574 nested inline functions.
16575 (start_decl, start_function): Don't invert DECL_EXTERNAL
16576 for nested inline functions.
16578 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16580 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16581 splits that must be made for correctness.
16583 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16585 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16586 (AVAIL_NON_MIPS16): Likewise.
16587 (mips_builtin_description): Replace target_flags with a predicate.
16588 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16589 (dspr2_32): New availability predicates.
16590 (MIPS_BUILTIN): New macro.
16591 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16592 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16593 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16594 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16595 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16596 (mips_dsp_32only_bdesc): Merge into...
16597 (mips_builtins): ...this new array.
16598 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16599 (mips_init_builtins): Update after above changes.
16600 (mips_expand_builtin_1): Merge into...
16601 (mips_expand_builtin): ...here and update after above changes.
16603 2008-06-12 Paul Brook <paul@codesourcery.com>
16605 * longlong.h (__arm__): Define count_leading_zeros.
16606 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16607 (clzsi2, clzdi2): New functions.
16608 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16609 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16610 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16611 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16612 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16613 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16614 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16615 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16616 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16617 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16619 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16621 * config/m68k/m68k.c (m68k_tune_flags): New.
16622 (override_options): Compute m68k_tune_flags.
16623 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16624 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16626 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16628 PR middle-end/36506
16629 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16631 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16633 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16634 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16636 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16638 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16639 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16641 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16643 PR middle-end/36506
16644 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16647 2008-06-12 Richard Guenther <rguenther@suse.de>
16649 PR tree-optimization/36345
16650 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16651 add memory_tag_needed flag.
16652 (may_alias_p): Declare.
16653 * tree-ssa-alias.c (may_alias_p): Export.
16654 (set_initial_properties): Use memory_tag_needed flag.
16655 (update_reference_counts): Likewise.
16656 (reset_alias_info): Reset memory_tag_needed flag.
16657 (create_name_tags): Check memory_tag_needed flag.
16658 (dump_points_to_info_for): Dump it.
16659 * tree-ssa-structalias.c (struct variable_info): Remove
16660 directly_dereferenced flag.
16661 (new_var_info): Do not initialize it.
16662 (process_constraint_1): Do not set it.
16663 (update_alias_info): Set is_dereferenced flag.
16664 (set_uids_in_ptset): Use may_alias_p.
16665 (set_used_smts): Check memory_tag_needed flag.
16666 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16667 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16668 memory_tag_needed flag.
16669 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16670 from broken design.
16672 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16674 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16675 red zone for w64 abi.
16676 (ix86_expand_prologue): Likewise.
16677 (ix86_force_to_memory): Likewise.
16678 (ix86_free_from_memory): Likewise.
16680 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16683 * config/rs6000/rs6000.c (rs6000_override_options): Set
16684 rs6000_isel conditionally to the absence of comand line override.
16685 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16686 Remove duplicate rs6000_isel setting.
16687 * config/rs6000/eabispe.h: Ditto.
16689 2008-06-11 Richard Guenther <rguenther@suse.de>
16691 * alias.c (get_alias_set): Use the element alias-set for arrays.
16692 (record_component_aliases): For arrays and vectors do nothing.
16693 * c-common.c (strict_aliasing_warning): Handle the cases
16694 of alias set zero explicitly.
16695 * Makefile.in (dfp.o-warn): Add -Wno-error.
16697 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16699 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16701 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16702 tune_32 tune_64 to supported_defaults. Allow values not
16703 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16704 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16705 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16706 with_cpu_64 to generic for 64-bit-supporting configurations, not
16707 with_cpu. Remove FIXMEs.
16708 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16709 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16710 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16711 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16712 arch_32 and arch_64.
16714 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16715 Olivier Hainque <hainque@adacore.com>
16717 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16718 Use DECL_SIZE_UNIT to retrieve the size of the field.
16720 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16722 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16723 with function calls after declarations. Lay out
16724 neon_float_type_node before further use.
16726 2008-06-11 Richard Guenther <rguenther@suse.de>
16728 * tree-flow.h (may_point_to_global_var): Declare.
16729 * tree-ssa-alias.c (may_point_to_global_var): New function.
16730 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16732 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16734 * configure.ac: Teach that fido supports .debug_line.
16735 * configure: Regenerate.
16737 2008-06-10 Tom Tromey <tromey@redhat.com>
16739 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16742 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16744 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16745 (encode_decimal64, decode_decimal64, encode_decimal128,
16746 decode_decimal128): Reverse order of 32-bit parts of value if host
16747 and target endianness differ.
16749 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16751 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16752 Avoid division by 0.
16753 (tree_mod_pow2_value_transform): Likewise.
16754 (tree_ic_transform): Likewise.
16755 (tree_stringops_transform): Likewise.
16756 (tree_mod_subtract_transform): Likewise.
16757 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16758 (copy_edges_for_bb): Likewise.
16759 (initialize_cfun): Likewise.
16761 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16763 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16764 nonmemory_operand. Add "N" operand constraint.
16766 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16767 (*jcc_btsi_mask): Ditto.
16768 (*jcc_btsi_mask_1): Ditto.
16770 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16772 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16773 TYPE_CANONICAL for copied element type.
16775 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16779 Add m_CORE2 and m_GENERIC.
16780 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16781 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16783 (*jcc_btdi_rex64): New instruction and split pattern.
16784 (*jcc_btsi): Ditto.
16785 (*jcc_btsi_1): Ditto.
16786 (*btsq): Fix Intel asm dialect operand order.
16790 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16792 PR middle-end/36447
16793 * simplify-rtx.c (simplify_subreg): Add check for shift count
16796 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16798 * doc/md.texi: Synchronize with later constraints.md change.
16799 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16800 with a C implementation.
16801 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16803 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16804 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16805 when moving to and from MD_REGNUM.
16806 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16807 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16808 Handle byte and halfword moves.
16809 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16811 * config/mips/constraints.md (h): Turn into NO_REGS.
16812 (l, x): Update documentation.
16813 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16814 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16815 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16816 (HILO): New mode iterator.
16818 (any_div): New code iterator.
16819 (u): Extend code attribute to div and udiv.
16820 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16821 d_operand in the splitters. Remove redundant CONST_INT checks.
16822 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16823 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16824 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16825 accordingly, using normal moves instead of unspecs to move LO into
16826 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16827 (<u>mulsidi3): Handle expansion in C code.
16828 (<u>mulsidi3_32bit_internal): Rename to...
16829 (<u>mulsidi3_32bit): ...this.
16830 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16831 (*<u>mulsidi3_64bit): Rename to...
16832 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16833 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16834 to set LO and HI to the multiplication result. Use a normal move
16835 for MFLO and an unspec for MFHI.
16836 (*<u>mulsidi3_64bit_parts): Replace with...
16837 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16838 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16839 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16840 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16841 instead of HI. Split the instruction into a separate multiplication
16842 and MFHI if !TARGET_FIX_R4000.
16843 (<su>muldi3_highpart): Likewise.
16844 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16845 and the "=h" clobber.
16846 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16847 (<u>mulditi3): New expander.
16848 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16849 (madsi): Remove "=h" clobber.
16850 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16851 Force the modulus result to be a GPR and split the instruction into
16852 a division followed by an MFHI after reload.
16853 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16854 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16855 the MIPS16 HIGH define_split.
16856 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16857 of acc<->gpr moves to "multi".
16858 (*movdi_64bit): Replace the single "x" alternative with
16859 alternatives for moving into and out of "a".
16860 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16861 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16862 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16863 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16864 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16865 (movti): New expander.
16866 (*movti, *movti_mips16): New insns.
16867 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16868 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16869 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16870 * config/mips/predicates.md (fpr_operand): Delete.
16871 (d_operand): New predicate.
16873 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16875 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16876 failure on some Bourne shells.
16877 (x86_64-*-*): Ditto.
16879 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16881 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16883 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16885 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16886 (sparc-sun-solaris2*): Likewise.
16888 2008-06-09 Arnaud Charlet <charlet@adacore.com
16890 * doc/install.texi: Update requirements to build the Ada compiler.
16892 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16894 * df-scan.c (struct df_scan_problem_data): Remove the
16895 mw_link_pool alloc pool.
16896 (df_scan_free_internal): Don't free it.
16897 (df_scan_alloc): Don't allocate it.
16898 * df.h (struct df_link): Update comment.
16900 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16902 * except.h: Correct checks for when SJLJ exceptions must be used.
16904 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16906 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16909 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16911 PR tree-optimization/36218
16912 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16913 configure for the build system.
16914 (BUILD_LDFLAGS): Define.
16915 * configure: Regenerate.
16916 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16918 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16921 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16922 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16923 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16925 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16927 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16929 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16931 * config.gcc (Obsolete configurations): Remove list of
16933 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16934 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16935 targets matched by those patterns.
16936 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16937 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16938 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16939 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16940 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16941 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16942 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16943 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16944 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16945 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16946 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16947 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16948 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16949 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16950 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16951 Make code for Solaris 7 and greater unconditional for Solaris.
16952 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16953 Remove --with-* handling.
16954 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16955 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16956 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16957 LINK_OS_WINDISS_SPEC): Remove.
16958 * config/rs6000/sysv4.opt (mwindiss): Remove.
16959 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16960 * configure: Regenerate.
16961 * doc/cpp.texi: Don't mention BeOS.
16962 * doc/extend.texi (interrupt): Don't mention MS1.
16963 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16964 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16965 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16966 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16967 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16969 * doc/invoke.texi (MT Options): Remove.
16970 (-mwindiss): Remove.
16971 (CRIS Options): Remove cris-axis-aout references.
16972 (HPPA Options): Don't mention hppa1.1-*-pro.
16973 * doc/md.texi: (MorphoTech family): Remove.
16974 * libgcc2.c: Don't handle UWIN.
16975 * config/alpha/t-unicosmk: Remove.
16976 * config/alpha/unicosmk.h: Remove.
16977 * config/arm/kaos-arm.h: Remove.
16978 * config/arm/kaos-strongarm.h: Remove.
16979 * config/arm/strongarm-coff.h: Remove.
16980 * config/arm/strongarm-elf.h: Remove.
16981 * config/arm/strongarm-pe.h: Remove.
16982 * config/arm/t-strongarm-pe: Remove.
16983 * config/arm/t-xscale-coff: Remove.
16984 * config/arm/t-xscale-elf: Remove.
16985 * config/arm/xscale-coff.h: Remove.
16986 * config/arm/xscale-elf.h: Remove.
16987 * config/chorus.h: Remove.
16988 * config/cris/aout.h: Remove.
16989 * config/cris/aout.opt: Remove.
16990 * config/cris/t-aout: Remove.
16991 * config/i386/beos-elf.h: Remove.
16992 * config/i386/kaos-i386.h: Remove.
16993 * config/i386/ptx4-i.h: Remove.
16994 * config/i386/sco5.h: Remove.
16995 * config/i386/sco5.opt: Remove.
16996 * config/i386/sysv4-cpp.h: Remove.
16997 * config/i386/sysv5.h: Remove.
16998 * config/i386/t-beos: Remove.
16999 * config/i386/t-sco5: Remove.
17000 * config/i386/t-uwin: Remove.
17001 * config/i386/uwin.asm: Remove.
17002 * config/i386/uwin.h: Remove.
17003 * config/kaos.h: Remove.
17004 * config/mips/windiss.h: Remove.
17005 * config/mt: Remove directory.
17006 * config/pa/pa-osf.h: Remove.
17007 * config/pa/pa-pro-end.h: Remove.
17008 * config/pa/t-pro: Remove.
17009 * config/ptx4.h: Remove.
17010 * config/rs6000/beos.h: Remove.
17011 * config/rs6000/kaos-ppc.h: Remove.
17012 * config/rs6000/t-beos: Remove.
17013 * config/rs6000/windiss.h: Remove.
17014 * config/sh/kaos-sh.h: Remove.
17015 * config/sol2-6.h: Remove.
17016 * config/sparc/sol26-sld.h: Remove.
17017 * config/sparc/sysv4-only.h: Remove.
17018 * config/vax/bsd.h: Remove.
17019 * config/vax/t-memfuncs: Remove.
17020 * config/vax/ultrix.h: Remove.
17021 * config/vax/vaxv.h: Remove.
17022 * config/windiss.h: Remove.
17024 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17026 PR rtl-optimization/36438
17027 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17028 for vector shifts with constant scalar shift operands.
17030 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17032 * doc/invoke.texi: Document -march=xlr.
17033 * config/mips/xlr.md: New file.
17034 * config/mips/mips.md: Include it.
17036 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17037 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17038 (mips_rtx_cost_data): Likewise.
17040 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17042 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17043 PRE_INC and PRE_DEC cases.
17045 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17047 PR rtl-optimization/36419
17048 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17049 the emitting jump insn.
17052 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17053 is not bool, boolify the whole *expr_p and convert to the desired type.
17055 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17057 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17058 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17059 Add omp_private_outer_ref hook, add another argument to
17060 omp_clause_default_ctor hook.
17061 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17062 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17063 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17064 hook_tree_tree_tree_tree_null.
17065 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17066 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17067 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17068 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17069 * tree.def (OMP_TASK): New tree code.
17070 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17071 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17072 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17073 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17074 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17075 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17076 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17077 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17078 (OMP_DIRECTIVE_P): Add OMP_TASK.
17079 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17080 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17081 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17082 and OMP_CLAUSE_UNTIED entries.
17083 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17085 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17086 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17087 * tree-pretty-print.c (dump_omp_clause): Handle
17088 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17089 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17090 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17091 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17092 warning about unsigned iterators. Change decl/init/cond/incr
17093 arguments to TREE_VECs, check arguments for all collapsed loops.
17094 (c_finish_omp_taskwait): New function.
17095 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17097 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17098 default_function_array_conversion on init. Add par_clauses argument.
17099 If decl is present in parallel's lastprivate clause, change it to
17100 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17101 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17102 collapse count in clauses.
17103 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17104 c_parser_omp_for_loop callers.
17105 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17106 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17107 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17108 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17110 (c_parser_omp_clause_schedule): Handle schedule(auto).
17111 Include correct location in the error message.
17112 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17113 and PRAGMA_OMP_CLAUSE_UNTIED.
17114 (OMP_TASK_CLAUSE_MASK): Define.
17115 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17116 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17117 * tree-nested.c (convert_nonlocal_omp_clauses,
17118 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17119 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17120 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17121 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17123 (conver_nonlocal_reference, convert_local_reference,
17124 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17125 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17126 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17127 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17128 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17129 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17130 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17131 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17132 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17134 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17135 * c-common.h (c_finish_omp_taskwait): New prototype.
17136 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17137 * tree-parloops.c (create_parallel_loop): Create 1 entry
17138 vectors for OMP_FOR_{INIT,COND,INCR}.
17139 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17140 (make_edges): Handle OMP_TASK.
17141 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17142 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17143 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17144 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17145 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17146 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17147 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17148 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17149 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17150 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17151 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17152 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17153 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17154 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17155 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17156 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17157 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17158 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17159 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17160 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17161 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17162 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17163 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17164 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17165 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17166 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17167 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17168 original iterator is present in lastprivate clause or if
17169 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17170 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17171 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17172 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17173 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17174 if it is set, lookup var in outer contexts too. Handle
17175 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17176 to be implicitly determined firstprivate for task regions.
17177 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17178 if it is set, lookup var in outer contexts too. Set
17179 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17180 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17181 OMP_CLAUSE_UNTIED. Take region_type as last argument
17182 instead of in_parallel and in_combined_parallel.
17183 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17185 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17186 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17187 (new_omp_context): Set default_kind to
17188 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17189 (omp_region_type): New enum.
17190 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17191 fields, add region_type.
17192 (new_omp_context): Take region_type as argument instead of is_parallel
17193 and is_combined_parallel.
17194 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17195 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17196 ctx->is_combined_parallel checks.
17197 (gimplify_omp_task): New function.
17198 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17200 * omp-low.c (extract_omp_for_data): Use schedule(static)
17201 for schedule(auto). Handle pointer and unsigned iterators.
17202 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17203 Add loops argument. Extract data for collapsed OMP_FOR loops.
17204 (expand_parallel_call): Assert sched_kind isn't auto,
17205 map runtime schedule to index 3.
17206 (struct omp_for_data_loop): New type.
17207 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17208 Add loop, loops, collapse and iter_type fields.
17209 (workshare_safe_to_combine_p): Disallow combined for if
17210 iter_type is unsigned long long. Don't combine collapse > 1 loops
17211 unless all bounds and steps are constant. Adjust extract_omp_for_data
17213 (expand_omp_for_generic): Handle pointer, unsigned and long long
17214 iterators. Handle collapsed OMP_FOR loops. Adjust
17215 for struct omp_for_data changes. If libgomp function doesn't return
17216 boolean_type_node, add comparison of the return value with 0.
17217 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17218 pointer, unsigned and long long iterators. Adjust for struct
17219 omp_for_data changes.
17220 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17221 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17222 unsigned long long. Allocate loops array, pass it to
17223 extract_omp_for_data. For collapse > 1 loops use always
17224 expand_omp_for_generic.
17225 (omp_context): Add sfield_map and srecord_type fields.
17226 (is_task_ctx, lookup_sfield): New functions.
17227 (use_pointer_for_field): Use is_task_ctx helper. Change first
17228 argument's type from const_tree to tree. Clarify comment.
17229 In OMP_TASK disallow copy-in/out sharing.
17230 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17231 (install_var_field): Add mask argument. Populate both record_type
17232 and srecord_type if needed.
17233 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17235 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17236 and DECL_FIELD_OFFSET.
17237 (scan_sharing_clauses): Adjust install_var_field callers. For
17238 firstprivate clauses on explicit tasks allocate the var by value in
17239 record_type unconditionally, rather than by reference.
17240 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17241 Use is_taskreg_ctx instead of is_parallel_ctx.
17242 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17243 (create_omp_child_function_name): Add task_copy argument, use
17244 *_omp_cpyfn* names if it is true.
17245 (create_omp_child_function): Add task_copy argument, if true create
17246 *_omp_cpyfn* helper function.
17247 (scan_omp_parallel): Adjust create_omp_child_function callers.
17248 Rename parallel_nesting_level to taskreg_nesting_level.
17249 (scan_omp_task): New function.
17250 (lower_rec_input_clauses): Don't run constructors for firstprivate
17251 explicit task vars which are initialized by *_omp_cpyfn*.
17252 Pass outer var ref to omp_clause_default_ctor hook if
17253 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17254 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17255 OMP_CLAUSE_REDUCTION_INIT.
17256 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17257 avoid duplicate setting of fields. Handle
17258 OMP_CLAUSE_PRIVATE_OUTER_REF.
17259 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17260 copy-out if TREE_READONLY, only copy-in.
17261 (expand_task_copyfn): New function.
17262 (expand_task_call): New function.
17263 (struct omp_taskcopy_context): New type.
17264 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17266 (lower_omp_parallel): Rename to...
17267 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17268 Call create_task_copyfn if srecord_type is needed. Adjust
17270 (task_shared_vars): New variable.
17271 (check_omp_nesting_restrictions): Warn if work-sharing,
17272 barrier, master or ordered region is closely nested inside OMP_TASK.
17273 Add warnings for barrier if closely nested inside of work-sharing,
17274 ordered, or master region.
17275 (scan_omp_1): Call check_omp_nesting_restrictions even for
17276 GOMP_barrier calls. Rename parallel_nesting_level to
17277 taskreg_nesting_level. Handle OMP_TASK.
17278 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17279 work-sharing construct, continue looking for them on parent parallel
17281 (lower_omp_for_lastprivate): Add lastprivate clauses
17282 to the beginning of dlist rather than end. Adjust for struct
17283 omp_for_data changes.
17284 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17285 not after it. Handle collapsed OMP_FOR loops, adjust for
17286 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17287 (get_ws_args_for): Adjust extract_omp_for_data caller.
17288 (scan_omp_for): Handle collapsed OMP_FOR
17289 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17290 (lower_omp_single_simple): If libgomp function doesn't return
17291 boolean_type_node, add comparison of the return value with 0.
17292 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17293 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17294 (parallel_nesting_level): Rename to...
17295 (taskreg_nesting_level): ... this.
17296 (is_taskreg_ctx): New function.
17297 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17298 of is_parallel_ctx.
17299 (execute_lower_omp): Rename parallel_nesting_level to
17300 taskreg_nesting_level.
17301 (expand_omp_parallel): Rename to...
17302 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17303 Call omp_task_call for OMP_TASK regions.
17304 (expand_omp): Adjust caller, handle OMP_TASK.
17305 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17307 * bitmap.c (bitmap_default_obstack_depth): New variable.
17308 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17309 if argument is NULL and bitmap_default_obstack is already initialized.
17310 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17312 * matrix-reorg.c (matrix_reorg): Likewise.
17314 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17316 * config/i386/i386.md (*indirect_jump): Macroize using P
17317 mode iterator. Remove !TARGET_64BIT from insn constraints.
17318 (*tablejump_1): Ditto.
17319 (*indirect_jump_rex64): Remove insn pattern.
17320 (*tablejump_1_rex64): Ditto.
17321 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17322 and eh_return_si insn patterns.
17324 2008-06-06 Richard Guenther <rguenther@suse.de>
17326 * tree-ssa-structalias.c (merge_smts_into): Remove.
17327 (find_what_p_points_to): Do not bother to compute the
17328 points-to set for pt_anything pointers.
17329 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17330 for pt_anything pointers is ok.
17332 2008-06-06 Jan Hubicka <jh@suse.cz>
17334 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17336 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17338 * cgraph.c: Fix typos in comments.
17339 (cgraph_availability_names): Fix string typo.
17340 * fold-const.c: Fix typos in comments.
17341 (fold_binary): Fix typo in warning.
17342 * genautomata.c: Fix typos in comments.
17343 (check_presence_pattern_sets): Fix typo in local variable.
17344 (output_description): Fix typo in output.
17345 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17346 * hwint.h: Likewise.
17347 * matrix-reorg.c (check_allocation_function): Likewise.
17348 * omega.c (smooth_weird_equations): Likewise.
17349 * auto-inc-dec.c: Fix typos in comments.
17350 * bb-reorder.c: Likewise.
17351 * builtins.c: Likewise.
17352 * c-common.c: Likewise.
17353 * c-cppbuiltin.c: Likewise.
17354 * c-parser.c: Likewise.
17355 * c-pretty-print.c: Likewise.
17356 * cfgcleanup.c: Likewise.
17357 * cfgexpand.c: Likewise.
17358 * cfghooks.c: Likewise.
17359 * cfglayout.c: Likewise.
17360 * cfgloopmanip.c: Likewise.
17361 * cgraphunit.c: Likewise.
17362 * coverage.c: Likewise.
17363 * dbxout.c: Likewise.
17364 * df-byte-scan.c: Likewise.
17365 * df-core.c: Likewise.
17366 * df-problems.c: Likewise.
17367 * df-scan.c: Likewise.
17369 * dominance.c: Likewise.
17370 * domwalk.c: Likewise.
17372 * dwarf2out.c: Likewise.
17373 * emit-rtl.c: Likewise.
17374 * et-forest.c: Likewise.
17375 * function.c: Likewise.
17376 * function.h: Likewise.
17378 * gcov-io.c: Likewise.
17379 * gcov.c: Likewise.
17380 * gcse.c: Likewise.
17381 * genattrtab.c: Likewise.
17382 * ggc-page.c: Likewise.
17383 * gimplify.c: Likewise.
17384 * gthr-lynx.h: Likewise.
17385 * haifa-sched.c: Likewise.
17386 * ipa-cp.c: Likewise.
17387 * ipa-inline.c: Likewise.
17388 * ipa-prop.h: Likewise.
17389 * ipa-pure-const.c: Likewise.
17390 * ipa-struct-reorg.c: Likewise.
17391 * ipa-struct-reorg.h: Likewise.
17392 * ipa-type-escape.c: Likewise.
17394 * loop-doloop.c: Likewise.
17395 * mips-tfile.c: Likewise.
17396 * mkmap-flat.awk: Likewise.
17397 * mkmap-symver.awk: Likewise.
17398 * modulo-sched.c: Likewise.
17399 * omp-low.c: Likewise.
17400 * optabs.c: Likewise.
17401 * optabs.h: Likewise.
17402 * opts.c: Likewise.
17403 * passes.c: Likewise.
17404 * postreload-gcse.c: Likewise.
17405 * postreload.c: Likewise.
17406 * predict.c: Likewise.
17407 * pretty-print.h: Likewise.
17408 * profile.c: Likewise.
17409 * protoize.c: Likewise.
17410 * ra-conflict.c: Likewise.
17411 * real.c: Likewise.
17412 * recog.c: Likewise.
17413 * regclass.c: Likewise.
17414 * regs.h: Likewise.
17415 * reload.c: Likewise.
17416 * rtl-error.c: Likewise.
17417 * rtlanal.c: Likewise.
17418 * scan.h: Likewise.
17419 * sched-rgn.c: Likewise.
17421 * stmt.c: Likewise.
17422 * target.h: Likewise.
17423 * tree-dfa.c: Likewise.
17424 * tree-eh.c: Likewise.
17425 * tree-flow-inline.h: Likewise.
17426 * tree-inline.c: Likewise.
17427 * tree-into-ssa.c: Likewise.
17428 * tree-loop-distribution.c: Likewise.
17429 * tree-nested.c: Likewise.
17430 * tree-parloops.c: Likewise.
17431 * tree-pass.h: Likewise.
17432 * tree-pretty-print.c: Likewise.
17433 * tree-profile.c: Likewise.
17434 * tree-scalar-evolution.c: Likewise.
17435 * tree-sra.c: Likewise.
17436 * tree-ssa-alias-warnings.c: Likewise.
17437 * tree-ssa-ccp.c: Likewise.
17438 * tree-ssa-coalesce.c: Likewise.
17439 * tree-ssa-dom.c: Likewise.
17440 * tree-ssa-dse.c: Likewise.
17441 * tree-ssa-forwprop.c: Likewise.
17442 * tree-ssa-live.c: Likewise.
17443 * tree-ssa-live.h: Likewise.
17444 * tree-ssa-loop-im.c: Likewise.
17445 * tree-ssa-loop-ivopts.c: Likewise.
17446 * tree-ssa-loop-niter.c: Likewise.
17447 * tree-ssa-loop-prefetch.c: Likewise.
17448 * tree-ssa-phiopt.c: Likewise.
17449 * tree-ssa-phiprop.c: Likewise.
17450 * tree-ssa-sccvn.c: Likewise.
17451 * tree-ssa-ter.c: Likewise.
17452 * tree-ssa-threadupdate.c: Likewise.
17453 * tree-ssa.c: Likewise.
17454 * tree-vect-analyze.c: Likewise.
17455 * tree-vect-transform.c: Likewise.
17456 * tree-vectorizer.c: Likewise.
17457 * tree-vn.c: Likewise.
17458 * tree-vrp.c: Likewise.
17459 * tree.c: Likewise.
17460 * tree.def: Likewise.
17461 * tree.h: Likewise.
17462 * unwind-dw2-fde.c: Likewise.
17463 * unwind.inc: Likewise.
17464 * value-prof.c: Likewise.
17465 * vmsdbgout.c: Likewise.
17467 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17469 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17470 always place FP constants in the TOC for TARGET_POWERPC64.
17471 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17473 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17475 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17476 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17477 enable for TARGET_E500_DOUBLE.
17478 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17479 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17480 floating-point modes like integer modes for E500 double.
17481 (rs6000_legitimate_offset_address_p): Likewise.
17482 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17483 addressing for DDmode for E500 double.
17484 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17485 modes as using 64-bits of registers for E500 double.
17486 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17487 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17488 specially for E500 double.
17489 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17490 TDmode for E500 double.
17491 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17492 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17493 (rs6000_split_multireg_move): Do not handle TDmode specially for
17495 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17496 using 64-bit registers for E500 double.
17497 (emit_frame_save): Do not handle DDmode specially for E500 double.
17498 (gen_frame_mem_offset): Likewise.
17499 (rs6000_function_value): Do not call spe_build_register_parallel
17500 for DDmode or TDmode.
17501 (rs6000_libcall_value): Likewise.
17502 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17503 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17506 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17508 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17511 2008-06-04 Junjie Gu <jgu@tensilica.com>
17513 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17514 comparison for frame pointers.
17516 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17519 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17521 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17524 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17525 register is already smaller or equal to required mode.
17527 2008-06-04 Xinliang David Li <davidxl@google.com>
17529 * tree-call-cdce.c: New file.
17530 (cond_dead_built_in_calls): New static variable.
17531 (input_domain): New struct.
17532 (check_pow): New function.
17533 (check_builtin_call): Ditto.
17534 (check_target_format): Ditto.
17535 (is_call_dce_candidate): Ditto.
17536 (gen_one_condition): Ditto.
17537 (gen_conditions_for_domain): Ditto.
17538 (get_domain): Ditto.
17539 (gen_conditions_for_pow_cst_base): Ditto.
17540 (gen_conditions_for_pow_int_base): Ditto.
17541 (gen_conditions_for_pow): Ditto.
17542 (get_no_error_domain): Ditto.
17543 (gen_shrink_wrap_conditions): Ditto.
17544 (shrink_wrap_one_built_in_call): Ditto.
17545 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17546 (tree_call_cdce): Ditto.
17547 (gate_call_cdce): Ditto.
17548 (pass_call_cdce): New gimple pass.
17549 * passes.c: (init_optimization_passes): New pass.
17550 * tree-pass.h: New pass declaration.
17551 * opts.c (decode_options): New flag setting.
17552 * common.opt: Add -ftree-builtin-call-dce flag.
17553 * Makefile.in: Add new source file.
17554 * tempvar.def: New tv_id.
17555 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17557 2008-06-04 Richard Guenther <rguenther@suse.de>
17559 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17560 (is_call_clobbered): Always check var_ann->call_clobbered.
17561 (mark_call_clobbered): Always set var_ann->call_clobbered.
17562 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17563 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17564 (reset_alias_info): Clear call clobbering info on MTAGs and
17566 (set_pt_anything): Set pt_global_mem.
17567 (create_tag_raw): Adjust comment.
17568 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17570 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17571 Maxim Kuvyrkov <maxim@codesourcery.com>
17573 * config/m68k/m68k.opt (mxgot): New option.
17574 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17575 (m68k_output_addr_const_extra): New.
17576 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17577 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17578 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17579 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17581 2008-06-04 Richard Guenther <rguenther@suse.de>
17583 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17584 negative or non-representable offsets.
17586 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17588 * config/i386/i386.c (ix86_gen_leave): New.
17589 (ix86_gen_pop1): Likewise.
17590 (ix86_gen_add3): Likewise.
17591 (ix86_gen_sub3): Likewise.
17592 (ix86_gen_sub3_carry): Likewise.
17593 (ix86_gen_one_cmpl2): Likewise.
17594 (ix86_gen_monitor): Likewise.
17595 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17596 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17597 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17598 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17599 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17600 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17601 (ix86_expand_epilogue): Updated.
17602 (print_operand): Handle integer register operand for 'z'.
17603 (ix86_expand_strlensi_unroll_1): Likewise.
17604 (ix86_expand_strlen): Likewise.
17605 (ix86_expand_builtin): Likewise.
17606 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17607 mov{q}/mov{l} and add{q}/add{l}.
17609 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17611 * config/i386/i386.md (P): New mode iterator.
17612 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17613 using P mode iterator.
17614 (DFmode push_operand splitter): Ditto.
17615 (XFmode push_operand splitter): Ditto.
17616 (DFmode float_extend SFmode push_operand splitter): Ditto.
17617 (XFmode float_extend SFmode push_operand splitter): Do not generate
17618 SImode pushes for 64bit target. Macroize Dimode and SImode
17619 pushes using P mode iterator.
17620 (XFmode float_extend DFmode push_operand splitter): Ditto.
17622 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17624 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17625 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17626 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17627 return type to int.
17628 (ix86_call_abi_override): Remove check for call_used_regs.
17630 2008-06-03 Richard Guenther <rguenther@suse.de>
17632 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17633 for the lhs of calls if the return type contains pointers.
17635 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17637 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17638 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17639 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17640 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17641 of cfun and DEFAULT_ABI to deceide abi mode.
17642 (DEFAULT_ABI): New.
17643 (REG_PARM_STACK_SPACE): Removed.
17644 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17645 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17646 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17647 (ix86_function_abi): Likewise.
17648 (ix86_function_type_abi): Likewise.
17649 (ix86_call_abi_override): Likewise.
17650 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17651 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17652 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17653 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17655 (X86_64_REGPARM_MAX): New.
17656 (X86_64_SSE_REGPARM_MAX): New.
17657 (X64_REGPARM_MAX): New.
17658 (X64_SSE_REGPARM_MAX): New.
17659 (X86_32_REGPARM_MAX): New.
17660 (X86_32_SSE_REGPARM_MAX): New.
17661 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17662 (ix86_function_regparm): Handle user calling abi.
17663 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17664 by DEFAULT_ABI versus SYSV_ABI check.
17665 (ix86_reg_parm_stack_space): New.
17666 (ix86_function_type_abi): New.
17667 (ix86_call_abi_override): New.
17668 (ix86_function_abi): New.
17669 (ix86_cfun_abi): New.
17670 (init_cumulative_args): Call abi specific initialization.
17671 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17672 (function_arg_64): Extend SSE_REGPARM_MAX check.
17673 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17674 (ix86_pass_by_reference): Likewise.
17675 (ix86_function_value_regno_p): Likewise.
17676 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17677 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17678 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17679 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17680 (setup_incoming_varargs_64): Adjust regparm for call abi.
17681 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17682 (ix86_va_start): Likewise.
17683 (ix86_gimplify_va_arg): Likewise.
17684 (ix86_expand_prologue): Likewise.
17685 (output_pic_addr_const): Likewise.
17686 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17687 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17688 (x86_output_mi_thunk): Likewise.
17689 (x86_function_profiler): Likewise.
17690 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17691 (SYSV_ABI, MS_ABI): New constants.
17692 (DEFAULT_ABI): New.
17693 (init_regs): Add prototype of function in regclass.c file.
17694 (OVERRIDE_ABI_FORMAT): New.
17695 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17696 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17697 (OUTGOING_REG_PARM_STACK_SPACE): New.
17698 (ix86_reg_parm_stack_space): New prototype.
17699 (CUMULATIVE_ARGS): Add call_abi member.
17700 (machine_function): Add call_abi member.
17701 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17702 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17704 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17707 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17708 (avr_builtin_setjmp_frame_value): New function.
17709 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17710 (nonlocal_goto): Define.
17712 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17714 * config/mips/mips.c (mips_emit_loadgp): Return early if
17715 there is nothing do to, otherwise emit a blockage if
17716 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17717 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17719 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17721 * configure.ac: Drop unneeded backslash ending up in config.in.
17722 * acinclude.m4: Likewise.
17723 * config.in: Regenerate.
17725 2008-05-26 Jan Hubicka <jh@suse.cz>
17727 * predict.c (maybe_hot_frequency_p): Break out of...
17728 (maybe_hot_bb_p): ... here.
17729 (maybe_hot_edge_p): New.
17730 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17731 * basic-block.h (maybe_hot_edge_p): Declare.
17733 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17735 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17736 (*cmpfp_<mode>_cc): Ditto.
17737 (*fp_jcc_8<mode>_387): Ditto.
17738 (*fop_<MODEF:mode>_2_i387): Ditto.
17739 (*fop_<MODEF:mode>_3_i387): Ditto.
17740 (*fop_xf_2_i387): Ditto.
17741 (*fop_xf_3_i387): Ditto.
17743 2008-06-02 Tomas Bily <tbily@suse.cz>
17745 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17747 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17749 * config/mips/mips.c (mips_valid_offset_p): New function.
17750 (mips_valid_lo_sum_p): Likewise.
17751 (mips_classify_address): Use them.
17752 (mips_force_address): New function.
17753 (mips_legitimize_address): Use it.
17754 * config/mips/mips.md (MOVE128): New mode iterator.
17755 (movtf): Require TARGET_64BIT. Remove empty strings.
17756 (*movtf_internal): Rename to...
17757 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17758 of "R" and use {,fp}{load,store} attributes instead of "multi".
17759 Use a separate define_split.
17760 (*movtf_mips16): New pattern.
17762 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17764 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17765 * config/mips/mips.c (mips_expand_before_return): New function.
17766 (mips_expand_epilogue): Call it.
17767 * config/mips/mips.md (return): Turn into a define_expand.
17768 (*return): New insn.
17770 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17772 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17773 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17774 functions. Do not emit uses and clobbers of CONCATs; individually
17775 use and clobber their operands.
17776 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17777 gen_clobber, emit_use and gen_use.
17778 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17779 (expand_builtin_return): Likewise.
17780 * cfgbuild.c (count_basic_blocks): Likewise.
17781 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17782 * explow.c (emit_stack_restore): Likewise.
17783 * expmed.c (extract_bit_field_1): Likewise.
17784 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17785 (emit_move_multi_word, store_constructor): Likewise.
17786 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17787 (thread_prologue_and_epilogue_insns): Likewise.
17788 * lower-subreg.c (resolve_simple_move): Likewise.
17789 * optabs.c (widen_operand, expand_binop): Likewise.
17790 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17791 * reload.c (find_reloads): Likewise.
17792 * reload1.c (eliminate_regs_in_insn): Likewise.
17793 * stmt.c (expand_nl_goto_receiver): Likewise.
17794 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17795 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17796 * config/arm/arm.c (arm_load_pic_register): Likewise.
17797 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17798 * config/arm/arm.md (untyped_return): Likewise.
17799 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17800 * config/avr/avr.c (expand_prologue): Likewise.
17801 * config/bfin/bfin.c (do_unlink): Likewise.
17802 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17803 * config/cris/cris.c (cris_expand_prologue): Likewise.
17804 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17805 (machopic_legitimize_pic_address): Likewise.
17806 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17807 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17808 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17809 (ix86_expand_convert_uns_didf_sse): Likewise.
17810 (ix86_expand_vector_init_general): Likewise.
17811 * config/ia64/ia64.md (eh_epilogue): Likewise.
17812 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17813 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17814 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17815 (config/iq2000/iq2000.c): Likewise.
17816 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17817 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17818 (builtin_longjmp): Likewise.
17819 * config/mn10300/mn10300.md (call, call_value): Likewise.
17820 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17821 * config/pdp11/pdp11.md (abshi2): Likewise.
17822 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17823 * config/s390/s390.c (s390_emit_prologue): Likewise.
17824 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17825 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17826 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17827 * config/sh/sh.c (prepare_move_operands): Likewise.
17828 (output_stack_adjust, sh_expand_epilogue): Likewise.
17829 (sh_set_return_address, sh_expand_t_scc): Likewise.
17830 * config/sparc/sparc.c (load_pic_register): Likewise.
17831 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17832 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17833 * config/v850/v850.c (expand_epilogue): Likewise.
17835 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17837 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17838 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17839 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17840 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17841 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17842 stack pointer register.
17843 (output_movhi): Remove code for interrupt specific writing to the
17844 stack pointer register.
17846 2008-05-31 Richard Guenther <rguenther@suse.de>
17848 PR tree-optimization/34244
17849 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17850 (tree_expr_nonzero_warnv_p): Likewise.
17851 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17852 ssa_name_nonnegative_p.
17853 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17854 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17855 not tree_expr_nonzero_warnv_p.
17857 PR tree-optimization/36262
17859 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17861 PR tree-optimization/34244
17862 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17863 (record_numbers_of_iterations): New function.
17864 (execute_vrp): Cache the numbers of iterations of loops.
17865 * tree-scalar-evolution.c (scev_reset_except_niters):
17867 (scev_reset): Use scev_reset_except_niters.
17868 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17870 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17872 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17873 __WORKAROUND_RETS when appropriate.
17875 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17877 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17878 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17880 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17881 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17882 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17883 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17884 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17885 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17886 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17887 *fop_df_1_sse insn patterns using MODEF mode iterator.
17888 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17889 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17890 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17891 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17892 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17893 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17894 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17895 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17896 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17897 (*fop_xf_5_i387): Ditto.
17898 (*fop_xf_6_i387): Ditto.
17900 2008-05-30 Richard Guenther <rguenther@suse.de>
17902 * builtins.c (build_string_literal): Avoid generating
17903 a non-gimple_val result.
17905 2008-05-30 DJ Delorie <dj@redhat.com>
17907 * exec-tool.in: Use an environment variable (private) instead of a
17908 file (shared) as a semaphore, so as to not break parallel builds.
17910 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17912 * optabs.c (maybe_encapsulate_block): Remove.
17913 (emit_libcall_block): Adjust accordingly.
17914 * optabs.h (maybe_encapsulate_block): Remove prototype.
17916 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17917 Don't use maybe_encapsulate_block.
17919 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17921 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17922 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17923 rtx is a SYMBOL_REF before calling get_pool_constant.
17925 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17927 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17929 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17931 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17932 rather than OS names to choose INO_T_EQ definition.
17933 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17934 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17936 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17939 * config/darwin-f.c: New.
17940 * config/t-darwin: Added rule to build darwin-f.o.
17941 * config.gcc: Defined new variable, fortran_target_objs.
17942 (*-*-darwin*): Set fortran_target_objs.
17943 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17944 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17945 * configure: Regenerated.
17947 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17950 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17951 canonical type if needed.
17953 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17955 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17957 2008-05-29 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/36343
17960 PR tree-optimization/36346
17961 PR tree-optimization/36347
17962 * tree-flow.h (clobber_what_p_points_to): Declare.
17963 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17964 pointed-to variable is dereferenced is irrelevant to whether
17965 the pointer can access the pointed-to variable.
17966 (clobber_what_p_points_to): New function.
17967 * tree-ssa-alias.c (set_initial_properties): Use it.
17968 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17969 call clobber check for NMTs.
17971 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17973 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17974 for printing gcov_type.
17976 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17978 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17979 and the eh region information.
17980 * value-prof.c (gimple_move_stmt_histograms): New function.
17981 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17983 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17985 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17987 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17989 * value-prof.c (tree_ic_transform): Print counts.
17990 * tree-profile.c (tree_gen_ic_func_profiler):
17991 Clear __gcov_indreict_call_callee variable to avoid misattribution
17994 2008-05-28 Rafael Espíndola <espindola@google.com>
17996 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17999 2008-05-28 Richard Guenther <rguenther@suse.de>
18001 PR tree-optimization/36339
18002 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18003 and clobbering code out of the loop.
18005 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18007 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18010 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18011 s390_contiguous_bitmask_p, s390_symref_operand_p,
18012 s390_check_symref_alignment, s390_reload_larl_operand,
18013 s390_reload_symref_address): New functions.
18014 (s390_branch_condition_mnemonic): Support compare and branch
18016 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18017 and 'W' constraints.
18018 (s390_secondary_reload): Add secondary reloads for unaligned
18019 symbol refs or symbol refs to floating point or QI/TI mode
18021 (legitimate_address_p): Accept symbol references as addresses.
18022 (s390_expand_insv): Use rotate and insert selected bits
18023 instruction for insv when building for z10.
18024 (print_operand_address): Handle symbol ref addresses.
18025 (print_operand): Output modifier 'c' added for signed byte values.
18026 (s390_encode_section_info): Mark symbol refs with
18027 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18029 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18030 (length attribute): RRF, RRR have 4 byte length.
18031 (FPALL, INTALL): New mode iterators added.
18032 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18033 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18034 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18035 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18036 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18037 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18038 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18039 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18041 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18042 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18043 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18044 reload<INTALL:mode><P:mode>_toreg_z10,
18045 reload<FPALL:mode><P:mode>_tomem_z10,
18046 reload<FPALL:mode><P:mode>_toreg_z10,
18047 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18048 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18049 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18050 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18052 (movmem, clrmem, cmpmem): New splitters added.
18054 * config/s390/predicates.md (larl_operand): Use
18055 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18056 SYMBOL_REF_ALIGN1_P.
18057 (s390_signed_integer_comparison,
18058 s390_unsigned_integer_comparison): New predicates.
18060 * config/s390/s390-protos.h (s390_check_symref_alignment,
18061 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18062 s390_reload_symref_address,
18063 s390_compare_and_branch_condition_mask): Prototypes added.
18065 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18066 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18067 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18069 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18071 * config/s390/s390.c (z10_cost): New cost function for z10.
18072 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18073 (s390_issue_rate): Adjust issue rate for z10.
18074 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18075 (processor_flags): Add PF_Z10.
18076 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18077 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18078 * gcc/config.gcc: Add z10.
18080 2008-05-28 Richard Guenther <rguenther@suse.de>
18082 PR tree-optimization/36291
18083 * tree-flow. h (struct gimple_df): Remove var_anns member.
18084 * tree-flow-inline.h (gimple_var_anns): Remove.
18085 (var_ann): Simplify.
18086 * tree-dfa.c (create_var_ann): Simplify.
18087 (remove_referenced_var): Clear alias info from var_anns of globals.
18088 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18089 (delete_tree_ssa): Clear alias info from var_anns of globals.
18090 Do not free var_anns.
18091 (var_ann_eq): Remove.
18092 (var_ann_hash): Likewise.
18094 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18096 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18097 and loongson2f entries.
18098 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18099 * config/mips/mips.h (processor_type): Add Loongson-2E
18100 and Loongson-2F entries.
18101 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18102 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18103 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18104 * doc/invoke.texi (MIPS Options): Document loongson2e
18105 and loongson2f processor names.
18107 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18111 * config/i386/i386.c (ix86_function_arg_boundary): Use
18112 alignment of canonical type.
18113 (ix86_expand_vector_move): Check unaligned memory access for
18116 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18118 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18119 Moved to the front of file.
18121 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18122 H.J. Lu <hongjiu.lu@intel.com>
18124 * dwarf2out.c (current_fde): New.
18126 (lookup_cfa:): Likewise.
18127 (dwarf2out_end_epilogue): Likewise.
18128 (dwarf2out_note_section_used): Likewise.
18130 2008-05-27 Michael Matz <matz@suse.de>
18133 * c.opt (Wenum-compare): New warning option.
18134 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18136 2008-05-27 Michael Matz <matz@suse.de>
18138 PR middle-end/36326
18139 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18141 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18142 into memory as tail calls.
18144 2008-05-27 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/36339
18147 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18148 pointers cause all addressable variables to be call clobbered.
18150 2008-05-27 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/36245
18153 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18155 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18157 * config/s390/s390.md: Replace all occurences of the 'm'
18158 constraint with 'RT'.
18160 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18162 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18164 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18166 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18167 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18168 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18170 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18172 * reload.c: (find_reloads): Skip alternatives according to the
18173 "enabled" attribute. Constify the constraint variable.
18174 * recog.c (get_attr_enabled): Add default implementation.
18175 (extract_insn): Set the alternative_enabled_p array
18176 in the recog_data struct.
18177 (preprocess_constraints, constrain_operands): Skip
18178 alternatives according to the "enabled" attribute
18179 * recog.h (struct recog_data): New field alternative_enabled_p.
18180 (skip_alternative): New inline function.
18181 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18182 (record_reg_classes): Skip alternative according to the
18183 "enabled" attribute.
18185 * doc/md.texi: Add documention for the "enabled" attribute.
18187 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18189 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18190 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18191 constraint with TARGET_MEM_CONSTRAINT.
18192 * recog.c (asm_operand_ok, preprocess_constraints,
18193 constrain_operands): Likewise.
18194 * regclass.c (record_reg_classes): Likewise.
18195 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18196 * reload1.c (maybe_fix_stack_asms): Likewise.
18197 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18198 * recog.h: Adjust comment.
18199 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18200 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18201 * doc/md.texi: Add a note to description of 'm' constraint.
18202 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18204 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18206 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18207 that the bitfield is of integral type before testing its precision.
18209 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18210 Sa Liu <saliu@de.ibm.com>
18212 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18213 __modti3, __udivti3, __umodti3 and __udivmodti4.
18214 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18215 that implement TImode mul and div functions.
18216 * config/spu/multi3.c: New. Implement __multi3.
18217 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18218 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18221 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18223 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18224 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18225 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18226 tls_sysv_suffix): New mode and mode attribute iterators.
18227 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18228 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18229 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18230 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18231 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18234 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18236 PR tree-optimization/36329
18237 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18238 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18239 * cgraphbuild.c (initialize_inline_failed): Use the latter
18240 macro in lieu of the former.
18241 * ipa-inline.c (cgraph_mark_inline): Likewise.
18242 (cgraph_decide_inlining_of_small_function): Likewise.
18243 (cgraph_decide_inlining): Likewise.
18244 (cgraph_decide_inlining_incrementally): Likewise.
18246 2008-05-26 Tristan Gingold <gingold@adacore.com>
18247 Anatoly Sokolov <aesok@post.ru>
18249 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18250 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18251 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18252 optimization for 'avr6' architecture.
18254 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18257 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18259 2008-05-26 Richard Guenther <rguenther@suse.de>
18261 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18262 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18264 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18266 PR middle-end/36253
18267 * caller-save.c (insert_restore): Verify alignment of spill space.
18268 (insert_save): Likewise.
18269 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18270 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18271 (STACK_SLOT_ALIGNMENT): Likewise.
18272 * function.c (LOCAL_ALIGNMENT): Removed.
18273 (get_stack_local_alignment): New.
18274 (assign_stack_local): Use it. Set alignment on stack slot.
18275 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18276 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18277 (STACK_SLOT_ALIGNMENT): New.
18278 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18279 stack slot in XFmode.
18281 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18283 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18286 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18287 argument operand in rax isn't removed.
18289 2008-05-26 Richard Guenther <rguenther@suse.de>
18291 PR middle-end/36300
18292 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18293 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18295 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18298 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18300 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18302 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18303 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18305 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18307 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18308 build a trampoline if we don't want one.
18309 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18310 return zero for nested functions if we don't want a trampoline.
18312 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18314 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18316 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18319 * c.opt: Removed undocumented option '-lang-fortran'.
18320 * c-common.h: Removed global variable 'lang_fortran'.
18321 * c-opts.c (c_common_handle_option): Removed code to handle
18322 option '-lang-fortran'. Updated includes.
18323 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18324 definition of '__GFORTRAN__'.
18325 (define__GNUC__): Reimplemented to use BASEVER and
18326 cpp_define_formatted.
18327 (builtin_define_with_value_n): Removed.
18328 * c-incpath.h: Renamed to ...
18329 * incpath.h: ... this.
18330 * c-incpath.c: Renamed to ...
18331 * incpath.c: ... this. Updated includes.
18332 * fix-header.c: Updated includes.
18333 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18334 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18335 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18337 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18339 * tree.h: Update the table of flags used on tree nodes.
18340 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18341 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18342 (FORCED_LABEL): Add access check.
18343 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18344 (ASM_INPUT_P): Likewise.
18345 (ASM_VOLATILE_P): Likewise.
18346 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18347 (OMP_SECTION_LAST): Access private_flag directly.
18348 (OMP_RETURN_NOWAIT): Likewise.
18349 (OMP_PARALLEL_COMBINED): Likewise.
18350 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18351 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18352 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18353 deprecated_flag directly.
18355 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18357 * final.c (frame_pointer_needed): Removed.
18358 * flags.h (frame_pointer_needed): Likewise.
18360 * function.h (rtl_data): Add frame_pointer_needed.
18361 (frame_pointer_needed): New.
18363 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18365 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18367 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18369 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18372 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18374 * c-common.c (strip_array_types): Move function to..
18376 (get_inner_array_type): Delete.
18377 * c-common.h (strip_array_types): Move declaration to..
18379 (get_inner_array_type): Delete.
18380 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18381 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18382 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18383 * config/pa/pa.c (emit_move_sequence): Likewise.
18385 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18387 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18390 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18392 * function.c: Include target hook for nonlocal_goto frame value.
18394 2008-05-24 Richard Guenther <rguenther@suse.de>
18396 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18397 variable can be only accessed through a pointer or a union.
18399 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18401 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18402 * doc/extend.texi: Likewise.
18404 2008-05-23 DJ Delorie <dj@redhat.com>
18406 * config/m32c/jump.md (untyped_call): Add.
18408 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18409 for A24 to PSImode.
18410 (m32c_address_cost): Detail costs for indirect offsets.
18412 2008-05-23 Rafael Espíndola <espindola@google.com>
18414 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18415 if a node is a SUBREG.
18416 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18419 2008-05-23 Paul Brook <paul@codesourcery.com>
18420 Carlos O'Donell <carlos@codesourcery.com>
18422 * doc/extend.texi: Clarify use of __attribute__((naked)).
18423 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18424 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18425 * function.c (use_register_for_decl): Use
18426 targetm.calls.allocate_stack_slots_for_args.
18427 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18428 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18429 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18431 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18433 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18435 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18437 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18438 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18439 is only rounded once.
18441 2008-05-23 Richard Guenther <rguenther@suse.de>
18443 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18445 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18446 Jakub Jelinek <jakub@redhat.com>
18449 * configure.ac: Handle --enable-cld.
18450 * configure: Regenerated.
18451 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18452 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18453 (ix86_current_function_needs_cld): New define.
18454 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18455 (cld): New isns pattern.
18456 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18457 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18458 * config/i386/i386.opt (mcld): New option.
18459 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18460 TARGET_CLD and ix86_current_function_needs_cld.
18461 (override_options): Use -mcld by default for 32-bit code if
18464 * doc/install.texi (Options specification): Document --enable-cld.
18465 * doc/invoke.texi (Machine Dependent Options)
18466 [i386 and x86-64 Options]: Add -mcld option.
18467 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18469 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18470 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18471 (return_in_memory_64): Likewise.
18472 (return_in_memory_ms_64): Likewise.
18474 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18476 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18477 * builtins.c (fold_builtin_fpclassify): New.
18478 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18479 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18480 * c-common.c (handle_type_generic_attribute): Adjust to accept
18481 fixed arguments before an elipsis.
18482 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18483 * doc/extend.texi: Document __builtin_fpclassify.
18485 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18487 * omp-low.c (gate_expand_omp_ssa): Remove.
18488 (pass_expand_omp_ssa): Remove.
18489 (gate_expand_omp): Do not check for flag_openmp_ssa.
18490 * common.opt (-fopenmp-ssa): Remove.
18491 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18493 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18495 * config/sh/sh.opt (mfixed-range): New option.
18496 * config/sh/sh-protos.h (sh_fix_range): Declare.
18497 * config/sh/sh.c (sh_fix_range): New function.
18498 * config/sh/sh.h (sh_fixed_range_str): Declare.
18499 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18501 * doc/invoke.texi (SH Options): Document -mfixed-range.
18503 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18505 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18506 it before the redeclaration.
18508 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18510 * config/avr/avr.c (get_sequence_length): Add new function.
18511 (expand_prologue, expand_epilogue): Remove duplicate code.
18513 2008-05-22 Rafael Espíndola <espindola@google.com>
18515 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18518 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18520 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18521 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18523 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18524 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18525 (vect_update_misalignment_for_peel): Likewise.
18526 (vector_alignment_reachable_p): Likewise.
18527 * tree-vect-transform.c (vectorizable_load): Likewise.
18528 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18529 (get_vectype_for_scalar_type): Pass mode of scalar_type
18530 to UNITS_PER_SIMD_WORD.
18532 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18533 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18534 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18535 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18536 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18538 2008-05-22 Ira Rosen <irar@il.ibm.com>
18540 PR tree-optimization/36293
18541 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18542 if the first load must be skipped because of a gap.
18544 2008-05-22 Richard Guenther <rguenther@suse.de>
18546 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18547 more cases of offset disambiguation that is possible if
18548 strict-aliasing rules apply.
18549 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18550 for basic offset and type-based disambiguation.
18552 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18554 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18555 ix86_expand_vector_set on V16QImode for SSE4.1.
18557 2008-05-21 Tom Tromey <tromey@redhat.com>
18559 * c.opt (Wimport): Mark as undocumented.
18560 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18562 (Warning Options): Likewise.
18563 * doc/cppopts.texi: Don't mention -Wimport.
18565 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18567 PR tree-optimization/36287
18568 PR tree-optimization/36286
18569 * lambda-code.c (build_access_matrix): Do not use the loop->num
18570 for computing the number of induction variables: use the loop depth
18573 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18576 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18577 option -f(no-)leading-underscore.
18579 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18581 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18582 GET_MODE_NUNITS (mode).
18584 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18586 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18587 (-mmulhw): Add 464 to description.
18588 (-mdlmzb): Likewise.
18589 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18590 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18592 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18593 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18594 * config/rs6000/rs6000.md: Update comments for 464.
18596 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18598 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18600 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18602 * config/i386/sse.md (vec_extractv4sf): Removed.
18603 (vec_extractv2df): Likewise.
18604 (vec_extractv2di): Likewise.
18605 (vec_extractv4si): Likewise.
18606 (vec_extractv8hi): Likewise.
18607 (vec_extractv16qi): Likewise.
18608 (vec_extract<mode>): New.
18610 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/sse.md (vec_setv4sf): Removed.
18613 (vec_setv2df): Likewise.
18614 (vec_setv2di): Likewise.
18615 (vec_setv4si): Likewise.
18616 (vec_setv8hi): Likewise.
18617 (vec_setv16qi): Likewise.
18618 (vec_set<mode>): New.
18620 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18623 goto for vec_concat and vec_interleave.
18625 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18627 * config/i386/sse.md (vec_initv4sf): Removed.
18628 (vec_initv2df): Likewise.
18629 (vec_initv2di): Likewise.
18630 (vec_initv4si): Likewise.
18631 (vec_initv8hi): Likewise.
18632 (vec_initv16qi): Likewise.
18633 (vec_init<mode>): New.
18635 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18637 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18639 2008-05-21 Tom Tromey <tromey@redhat.com>
18641 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18642 (zone_find_object_offset): Likewise.
18643 (gt_ggc_m_S): Likewise.
18644 (highest_bit): Likewise.
18645 * ggc-page.c (gt_ggc_m_S): New function.
18646 * stringpool.c (string_stack): Remove.
18647 (init_stringpool): Update.
18648 (ggc_alloc_string): Use ggc_alloc.
18649 (maybe_delete_ident): New function.
18650 (ggc_purge_stringpool): Likewise.
18651 (gt_ggc_m_S): Remove.
18652 * ggc-common.c (ggc_protect_identifiers): New global.
18653 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18654 ggc_protect_identifiers.
18655 * ggc.h (ggc_protect_identifiers): Declare.
18656 (gt_ggc_m_S): Update.
18657 (ggc_purge_stringpool): Declare.
18658 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18659 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18661 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18663 2008-05-21 David S. Miller <davem@davemloft.net>
18665 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18668 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18670 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18673 2008-05-20 David Daney <ddaney@avtrex.com>
18675 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18676 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18677 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18678 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18679 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18680 (atomic_hiqi_op): New define_code_iterator.
18681 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18682 mips_expand_compare_and_swap_12.
18683 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18684 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18685 (sync_<optab><mode>, sync_old_<optab><mode>,
18686 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18687 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18688 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18689 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18690 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18691 (test_and_set_12): New insn.
18692 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18693 sync_new_<optab><mode>, sync_old_nand<mode>,
18694 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18695 clobber to operand 0 for SI and DI mode insns.
18696 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18697 mips_gen_fn_4): New typedefs.
18698 (mips_gen_fn_ptrs): Define new union type.
18699 (mips_expand_compare_and_swap_12): Remove declaration.
18700 (mips_expand_atomic_qihi): Declare function.
18701 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18702 (mips_expand_atomic_qihi): ... this. Use new generator function
18704 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18705 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18706 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18707 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18708 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18709 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18710 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18711 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18712 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18713 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18716 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18718 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18721 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18723 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18724 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18725 (avr_attribute_table): Add 'OS_main' function attribute.
18726 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18727 functions with 'OS_main' attribute.
18729 2008-05-20 Richard Guenther <rguenther@suse.de>
18731 PR tree-optimization/35204
18732 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18733 helper, split out from ...
18734 (DFS): ... here. Make the DFS walk non-recursive.
18736 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18737 Jan Sjodin <jan.sjodin@amd.com>
18739 PR tree-optimization/36181
18740 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18741 (parallelize_loops): Don't parallelize when the loop has vector
18744 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18745 Sebastian Pop <sebastian.pop@amd.com>
18747 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18748 matrix, and never look at the tree representation of the memory
18750 (linear_transform_loops): Computes parameters and access matrices.
18751 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18753 (access_matrix_get_index_for_parameter): New.
18754 * tree-data-ref.h (struct access_matrix): New.
18755 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18756 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18757 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18758 am_vector_index_for_loop): New.
18759 (struct data_reference): Add field access_matrix.
18760 (DR_ACCESS_MATRIX): New.
18761 (compute_data_dependences_for_loop): Update declaration.
18762 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18763 * lambda.h (lambda_vector_vec_p): Declared.
18764 * lambda-code.c: Depend on pointer-set.h.
18765 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18766 av_for_af_base, av_for_af, build_access_matrix,
18767 lambda_compute_access_matrices): New.
18768 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18770 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18772 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18773 $SOURCEDIR/include.
18775 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18776 Sebastian Pop <sebastian.pop@amd.com>
18778 PR tree-optimization/36206
18779 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18781 (instantiate_scev_1): Rename flags to fold_conversions.
18782 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18783 outeside instantiation_loop.
18784 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18785 (evolution_function_is_affine_or_constant_p): Removed.
18786 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18788 (analyze_siv_subscript): Pass in the loop nest number.
18789 Call evolution_function_is_affine_in_loop instead of
18790 evolution_function_is_affine_p.
18791 (analyze_overlapping_iterations): Pass in the loop nest number.
18793 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18794 Sebastian Pop <sebastian.pop@amd.com>
18796 PR tree-optimization/36206
18797 * tree-chrec.h (chrec_fold_op): New.
18798 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18801 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18803 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18805 (remove_duplicates): Do not set inode on non-inode systems.
18808 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18810 * config.gcc (tm_file): Update comments about relative pathnames.
18812 2008-05-20 Richard Guenther <rguenther@suse.de>
18814 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18815 * tree-ssa-sccvn.c (process_scc): Likewise.
18816 * tree-ssa-sink.c (execute_sink_code): Likewise.
18817 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18818 * tree-vrp.c (process_assert_insertions): Likewise.
18819 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18820 (perform_tree_ssa_dce): Likewise.
18821 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18822 (dump_dominator_optimization_stats): Likewise.
18823 * tree-vectorizer.c (vectorize_loops): Likewise.
18825 2008-05-20 Richard Guenther <rguenther@suse.de>
18827 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18829 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18831 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18832 (ix86_i386elf_return_in_memory): Likewise.
18833 (ix86_i386interix_return_in_memory): Likewise.
18834 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18835 (SUBTARGET_RETURN_IN_MEMORY): New.
18836 * config/i386/i386elf.h: Likewise.
18837 * config/i386/ptx4-i.h: Likewise.
18838 * config/i386/sol2-10.h: Likewise.
18839 * config/i386/sysv4.h: Likewise.
18840 * config/i386/vx-common.h: Likewise.
18841 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18842 * config/i386/i386.c (ix86_return_in_memory): Made static and
18843 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18844 (ix86_i386elf_return_in_memory): Removed.
18845 (ix86_i386interix_return_in_memory): Removed.
18846 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18847 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18849 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18851 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18853 2008-05-19 Xinliang David Li <davidxl@google.com>
18855 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18857 * common.opt: Ditto.
18858 * doc/invoke.texi: Ditto.
18860 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18862 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18863 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18865 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18867 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18868 sizes of operand array from 8/4 to 4/2.
18869 (ix86_expand_vector_init_general): Change size of operand array
18870 from 32 to 16. Remove op0, op1 and half_mode.
18872 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18874 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18875 (ix86_expand_vector_init_interleave): Likewise.
18876 (ix86_expand_vector_init_general): Use them. Assert
18877 word_mode == SImode when n_words == 4.
18879 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18881 * config/i386/i386.c (ix86_secondary_reload): New static function.
18882 (TARGET_SECONDARY_RELOAD): New define.
18883 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18884 * config/i386/i386.md (reload_outqi): Remove.
18886 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18888 PR middle-end/35509
18889 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18890 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18891 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18892 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18893 (fold_builtin_1): Likewise.
18894 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18895 c-common.c (check_builtin_function_arguments): Handle
18896 BUILT_IN_ISINF_SIGN.
18897 * doc/extend.texi: Document __builtin_isinf_sign.
18898 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18900 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18902 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18903 EH cleanup at the end of the pass, search for those that have been
18904 turned into forwarder blocks and do the cleanup on their successor.
18906 2008-05-18 Richard Guenther <rguenther@suse.de>
18908 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18909 pointers to sizetype and vice versa.
18911 2008-05-18 Xinliang David Li <davidxl@google.com>
18913 * gcc/tree-ssa-dce.c: Coding style fix.
18914 (check_pow): Documentation comment.
18915 (check_log): Documenation comment. Coding style fix.
18916 (is_unnecessary_except_errno_call): Ditto.
18917 (gen_conditions_for_pow): Ditto.
18918 (gen_conditions_for_log): Ditto.
18919 (gen_shrink_wrap_conditions): Ditto.
18920 (shrink_wrap_one_built_in_calls): Ditto.
18921 * gcc/doc/invoke.texi: Better documentation string.
18922 * ChangeLog: Fix wrong change log entries from
18923 May 17 checkin on function call DCE.
18925 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18927 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18929 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18931 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18932 * df-problems.c (simulation routines): Fixed block comment to
18933 properly say how to add forwards scanning functions.
18935 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18937 * tree-inline.c (setup_one_parameter): Remove dead code.
18939 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18941 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18942 a BIT_AND_EXPR only for an INTEGER_TYPE.
18944 2008-05-17 Xinliang David Li <davidxl@google.com>
18946 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18947 (check_pow, check_log, is_unnecessary_except_errno_call): New
18948 functions to check for eliminating math functions that are pure
18949 except for setting errno.
18950 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18951 general condition expressions for shrink-wrapping pow/log calls.
18952 (gen_shrink_wrap_conditions): Ditto.
18953 (shrink_wrap_one_built_in_call): Ditto.
18954 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18955 (mark_operand_necessary): If debugging, output if OP is necessary.
18956 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18958 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18960 * gcc/common.opt: New user flag -ftree-builtin-dce.
18961 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18963 2008-05-16 David S. Miller <davem@davemloft.net>
18965 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18966 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18968 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18971 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18973 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18975 * ifcvt.c (dead_or_predicable): Rename
18976 df_simulate_one_insn_backwards to df_simulate_one_insn.
18977 * recog.c (peephole2_optimize): Ditto.
18978 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18980 * df.h: Rename df_simulate_one_insn_backwards to
18981 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18982 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18983 scanning of defs and uses.
18984 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18985 (df_simulate_one_insn_forwards): Removed.
18987 2008-05-16 Doug Kwan <dougkwan@google.com>
18989 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18991 (real_from_string): Handle NaNs and Inf as approriate.
18993 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18995 * doc/gty.texi (Source Files Containing Type Information): Note
18996 that headers should appear first in the gtfiles list.
18998 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19000 * tree.def (COND_EXEC): Properly documented this code.
19002 2008-05-16 Diego Novillo <dnovillo@google.com>
19004 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19005 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19008 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19010 * tree-ssa-dse (max_stmt_uid): Removed.
19011 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19012 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19013 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19014 * function.h (cfun.last_stmt_uid): New field.
19015 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19016 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19018 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19019 (create_stmt_ann): Initialize the ann->uid field.
19020 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19022 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19024 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19026 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19027 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19028 (init_empty_tree_cfg): Call it.
19030 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19032 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19035 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19037 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19038 * tree-dump.c (dump_options): New verbose option.
19039 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19041 * tree-pass.h (TDF_VERBOSE): New dump flag.
19042 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19043 (tree-flow.h): Added include.
19044 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19046 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19048 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19050 From Jie Zhang <jie.zhang@analog.com>
19051 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19052 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19053 mcpu=bf561-none and mcpu=bf561-0.2.
19054 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19055 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19056 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19057 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19058 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19059 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19060 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19062 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19063 (cputype_selected): Remove.
19064 (bfin_handle_option): Don't use cputype_selected.
19065 (override_options): When no mcpu option, enable all workarounds.
19066 Don't use bfin_workarounds.
19067 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19069 (DEFAULT_CPU_TYPE): Don't define.
19071 2008-05-16 Richard Guenther <rguenther@suse.de>
19073 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19074 on deletion of the last stmt.
19076 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19078 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19079 V8HImode for SSE2 and V16QImode for SSE4.1.
19081 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19083 * cgraph.h (compute_inline_parameters): Made public.
19084 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19085 variable_generate_summary, function_write_summary,
19086 variable_write_summary, variable_read_summary. Added generate_summary,
19087 write_summary, read_summary.
19088 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19089 pass_ipa_inline.function_generate_summary, to
19090 compute_inline_parameters.
19091 * ipa-inline.c (compute_inline_parameters): Made public and added
19093 (compute_inline_parameters_for_current): New function.
19094 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19095 (inline_generate_summary): Removed parameter and made to loop over
19097 (pass_ipa_inline): Updated for new IPA_PASS structure.
19098 * passes.c (execute_ipa_summary_passes): Now is called once per
19099 pass rather than once per node*pass.
19101 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19103 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19104 avr_have_mul_p, avr_asm_only_p): Remove variables.
19105 (avr_override_options): Remove initialization of removed variables.
19106 (avr_file_start): Convert removed variables to fields of
19107 'struct base_arch_s *avr_current_arch'.
19108 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19109 (AVR_HAVE_MUL): (Ditto.).
19110 (AVR_HAVE_MOVW): (Ditto.).
19111 (AVR_HAVE_LPMX): (Ditto.).
19112 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19113 avr_asm_only_p): Remove declaration.
19115 2008-05-15 Diego Novillo <dnovillo@google.com>
19117 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19118 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19120 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19122 PR middle-end/36194
19123 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19124 Don't call record_truncated_value from here.
19125 (record_truncated_value): Turn it into a for_each_rtx callback.
19126 (record_truncated_values): New function.
19127 (combine_instructions): Call note_uses with record_truncated_values.
19128 Change name of check_conversion to check_promoted_subreg.
19130 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19132 * doc/sourcebuild.texi: Document support for torture tests.
19134 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19136 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19137 to alternative 4 of operand 2.
19139 2008-05-15 Richard Guenther <rguenther@suse.de>
19141 * tree-pass.h (current_pass): Declare.
19142 (get_pass_for_id): Likewise.
19143 * passes.c (passes_by_id, passes_by_id_size): New globals.
19144 (set_pass_for_id): New function.
19145 (get_pass_for_id): Likewise.
19146 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19147 (execute_function_todo): Flush per function statistics.
19148 * toplev.c (compile_file): Init statistics.
19149 (general_init): Do early statistics initialization.
19150 (finalize): Finish statistics.
19151 * statistics.h (statistics_early_init): Declare.
19152 (statistics_init): Likewise.
19153 (statistics_fini): Likewise.
19154 (statistics_fini_pass): Likewise.
19155 (statistics_counter_event): Likewise.
19156 (statistics_histogram_event): Likewise.
19157 * statistics.c: New file.
19158 * Makefile.in (OBJS-common): Add statistics.o.
19159 (statistics.o): Add dependencies.
19160 * doc/invoke.texi (-fdump-statistics): Document.
19162 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19163 (insert): Likewise.
19164 (execute_pre): Use statistics_counter_event.
19165 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19166 (substitute_and_fold): Increment it. Use statistics_counter_event.
19168 2008-05-15 Diego Novillo <dnovillo@google.com>
19170 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19172 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19173 * tree-ssa-alias.c (new_type_alias): Remove references to
19174 sub-variables from comment.
19175 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19177 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19179 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19180 attribute to 1 only for insertps alternative.
19182 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19184 * config/bfin/bfin.md (loadbytes): New pattern.
19185 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19186 (bfin_init_builtins): Initialize it.
19187 (bdesc_1arg): Add it.
19189 2008-05-15 Sa Liu <saliu@de.ibm.com>
19191 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19192 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19193 * testsuite/lib/target-supports.exp: Add
19194 check_effective_target_fortran_integer_16.
19196 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19198 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19199 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19200 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19201 (TARGET_RETURN_IN_MEMORY): Define.
19203 2008-05-15 Richard Guenther <rguenther@suse.de>
19205 PR middle-end/36244
19206 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19207 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19208 represent unmodifiable vars.
19210 2008-05-15 Richard Guenther <rguenther@suse.de>
19212 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19213 INDIRECT_REF and TARGET_MEM_REF.
19214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19217 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19218 H.J. Lu <hongjiu.lu@intel.com>
19220 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19221 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19222 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19223 insn alternatives. Add missing alternatives.
19224 (*vec_concatv2di_rex64_sse4_1): Likewise.
19225 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19226 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19227 Require TARGET_SSE.
19229 2008-05-15 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/36009
19232 PR tree-optimization/36204
19233 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19234 (determine_invariantness_stmt): Record the loop a store is
19235 always executed in.
19236 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19239 2008-05-15 Richard Guenther <rguenther@suse.de>
19241 PR tree-optimization/34330
19242 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19243 through the pointer will alias the SMT.
19245 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19247 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19249 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19251 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19253 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19254 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19256 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19257 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19258 (vashl_optab): New optab for vector/vector shifts.
19259 (vashr_optab): Ditto.
19260 (vlshr_optab): Ditto.
19261 (vrotl_optab): Ditto.
19262 (vrotr_optab): Ditto.
19263 (optab_subtype): New enum for optab_for_tree_code call.
19264 (optab_for_tree_code): Add enum optab_subtype argument.
19266 * optabs.c (optab_for_tree_code): Take an additional argument to
19267 distinguish between a vector shift by a scalar and vector shift by
19268 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19269 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19270 vector shift by a vector.
19271 (expand_widen_pattern_expr): Pass additional argument to
19272 optab_for_tree_code.
19274 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19275 vrotl_optab, vrotr_optab.
19277 * expr.c (expand_expr_real_1): Update calls to
19278 optab_for_tree_code to distinguish between vector shifted by a
19279 scalar and vector shifted by a vector.
19280 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19281 (supportable_narrowing_operation): Ditto.
19282 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19283 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19284 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19285 (vect_create_epilog_for_reduction): Ditto.
19286 (vectorizable_reduction): Ditto.
19287 (vectorizable_operation): Ditto.
19288 (vect_strided_store_supported): Ditto.
19289 (vect_strided_load_supported): Ditto.
19290 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19291 * expmed.c (expand_shift): Ditto.
19293 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19295 (ashr@var{m}3): Ditto.
19296 (vashl@var{m}3): Document new vector/vector shift standard name.
19297 (vashr@var{m}3): Ditto.
19298 (vlshr@var{m}3): Ditto.
19299 (vrotl@var{m}3): Ditto.
19300 (vrotr@var{m}3): Ditto.
19302 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19303 (PPERM_INVERT): Ditto.
19304 (PPERM_REVERSE): Ditto.
19305 (PPERM_REV_INV): Ditto.
19306 (PPERM_ZERO): Ditto.
19307 (PPERM_ONES): Ditto.
19308 (PPERM_SIGN): Ditto.
19309 (PPERM_INV_SIGN): Ditto.
19310 (PPERM_SRC1): Ditto.
19311 (PPERM_SRC2): Ditto.
19313 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19314 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19315 allows a memory operand to be the value being added, and split it
19316 to improve vectorization.
19317 (sse5_pmacsdqh_mem): Ditto.
19318 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19319 (sse5_mulv2div2di3_high): Ditto.
19320 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19321 (vec_pack_trunc_v4si): Ditto.
19322 (vec_pack_trunc_v2di): Ditto.
19323 (sse5_pcmov_<mode>): Remove code that tried to use use
19324 andps/andnps instead of pcmov.
19325 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19326 pmacsdqh instructions.
19327 (vec_widen_smult_lo_v4si): Ditto.
19329 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19330 (PPERM_INVERT): Ditto.
19331 (PPERM_REVERSE): Ditto.
19332 (PPERM_REV_INV): Ditto.
19333 (PPERM_ZERO): Ditto.
19334 (PPERM_ONES): Ditto.
19335 (PPERM_SIGN): Ditto.
19336 (PPERM_INV_SIGN): Ditto.
19337 (PPERM_SRC1): Ditto.
19338 (PPERM_SRC2): Ditto.
19339 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19341 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19343 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19344 says ignore whether the last reference is a memory operand.
19346 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19347 Paolo Bonzini <bonzini at gnu dot org>
19349 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19352 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19353 (vlshr<mode>3): Rename from vlshr<mode>3.
19354 (vashr<mode>3): Rename from vashr<mode>3.
19355 (mulv4sf3): Change the names of vector shift patterns.
19359 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19362 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19387 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19388 (floatunssidf2_internal): Change vector/vector shift names.
19389 (floatunsdidf2_internal): Ditto.
19396 (vashl<mode>3): Rename from ashl<mode>3.
19397 (vashr<mode>3): Rename from ashr<mode>3.
19398 (vlshr<mode>3): Rename from lshr<mode>3.
19399 (vrotl<mode>3): Rename from rotl<mode>3.
19401 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19404 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19405 multiply gives the wrong value when doing widening multiplies.
19406 (vec_widen_smult_lo_v4si): Ditto.
19408 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19410 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19411 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19412 emit_library_call_value.
19413 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19414 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19415 * calls.c (initialize_argument_information, precompute_arguments,
19416 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19417 (precompute_arguments): Removed flags parameter.
19418 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19420 2008-05-14 Richard Guenther <rguenther@suse.de>
19422 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19423 Make sure to register the store if the use is a PHI_NODE.
19425 2008-05-14 Olivier Hainque <hainque@adacore.com>
19427 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19428 memory if the component is to be referenced in BLKmode according
19429 to get_inner_reference.
19431 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19433 * calls.c (emit_library_call_value_1): Restore code clearing
19434 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19436 2008-05-14 Olivier Hainque <hainque@adacore.com>
19437 Nicolas Roche <roche@adacore.com>
19439 * configure.ac: Add support for a "gcc_subdir" variable in
19440 config-lang.in, to denote a subdirectory where the language/GCC
19441 integration files are to be found.
19442 * configure: Regenerate.
19444 2008-05-14 Ira Rosen <irar@il.ibm.com>
19446 PR tree-optimization/36098
19447 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19448 value for the first load in the group in case of a gap.
19449 (vect_build_slp_tree): Check that there are no gaps in loads.
19451 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19453 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19454 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19455 expand_copysign_bit): Change call to emit_no_conflict_block to
19456 emit_insn and remove unneeded code to construct extra args.
19457 (emit_no_conflict_block): Removed.
19458 * optabls.h: (emit_no_conflict_block): Removed.
19459 * cse.c (cse_extended_basic_block): Remove search for
19460 REG_NO_CONFLICT note.
19461 * global.c: Removed incorrect comment added in revision 117.
19462 * expr.c (convert_move): Change call to emit_no_conflict_block to
19464 * recog.c: Change comments so that they do not mention
19466 * local_alloc.c (combine_regs): Removed last parameter.
19467 (no_conflict_p): Removed.
19468 (block_alloc): Removed note, no_conflict_combined_regno and set
19469 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19470 (combine_regs): Removed already_dead and code to look for
19471 REG_NO_CONFLICT notes.
19472 * lower_subreg (remove_retval_note): Removed code to look for
19473 REG_NO_CONFLICT block.
19474 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19475 (resolve_clobber): Remove code to process libcalls that have
19476 REG_NO_CONFLICT notes.
19477 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19479 * combine.c (can_combine_p, distribute_notes): Removed
19480 REG_NO_CONFLICT case.
19481 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19483 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19484 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19486 * reg-notes.def (NO_CONFLICT): Removed.
19488 2008-05-14 David S. Miller <davem@davemloft.net>
19490 * config/sparc/sparc.c (sparc_profile_hook): If
19491 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19492 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19493 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19495 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19497 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19499 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19502 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19503 and op1 expansion before vector concat to have less live pseudos.
19505 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19507 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19508 ix86_expand_vector_set if supported.
19510 2008-05-13 Diego Novillo <dnovillo@google.com>
19511 Kenneth Zadeck <zadeck@naturalbridge.com>
19513 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19515 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19516 phinodes_print_statistics, init_ssanames, fini_ssanames,
19517 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19518 release_ssa_name, release_defs, replace_ssa_name_symbol,
19519 ssanames_print_statistics): Move ...
19520 * tree-flow.h: ... here.
19521 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19522 Use FN instead of cfun.
19523 (make_ssa_name_fn): Rename from make_ssa_name.
19524 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19525 * tree-flow-inline.h (make_ssa_name): Move from
19526 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19527 * omp-low.c (expand_omp_parallel):
19528 * tree-flow-inline.h (redirect_edge_var_map_result):
19529 * tree-ssa.c (init_tree_ssa): Add argument FN.
19530 Use it instead of cfun. Update all users.
19532 2008-05-13 Tom Tromey <tromey@redhat.com>
19534 PR preprocessor/22168:
19535 * doc/cpp.texi (Top): Update menu.
19536 (Alternatives to Wrapper #ifndef): New node.
19537 (Other Directives): Document deprecation.
19538 (Obsolete Features): Remove menu.
19539 (Assertions): Merge node into Obsolete Features.
19540 (Obsolete once-only headers): Move earlier; rename to Alternatives
19541 to Wrapper #ifndef.
19542 * doc/cppopts.texi: Update.
19543 * c.opt (Wdeprecated): Enable for C and ObjC.
19544 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19545 (C++ Dialect Options): Move -Wno-deprecated from here to...
19546 (Warning Options): ... here.
19548 2008-05-13 Richard Guenther <rguenther@suse.de>
19550 PR middle-end/36227
19551 * fold-const.c (fold_sign_changed_comparison): Do not allow
19552 changes in pointer-ness.
19554 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19557 * config/sh/sh.c (sh_expand_prologue): Don't clear
19558 RTX_FRAME_RELATED_P for push insns.
19560 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19562 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19564 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19566 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19567 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19568 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19570 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19572 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19573 (*vec_concatv4sf_sse): This.
19574 (*sse2_concatv2si): Renamed to ...
19575 (*vec_concatv2si_sse2): This.
19576 (*sse1_concatv2si): Renamed to ...
19577 (*vec_concatv2si_sse): This.
19578 (*vec_concatv2di_rex): Renamed to ...
19579 (*vec_concatv2di_rex64): This.
19580 (*vec_concatv2si_sse4_1): New.
19581 (*vec_concatv2di_rex64_sse4_1): Likewise.
19583 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19585 PR rtl-optimization/36111
19586 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19587 that was created for swappable operands.
19589 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19592 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19593 * configure.ac: Add call to ACX_PROG_GNAT.
19595 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19597 * optc-gen.awk: Fix comment typo.
19599 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19601 * pretty-print.c (pp_integer_with_precision): Use
19602 HOST_LONG_LONG_FORMAT.
19604 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19606 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19608 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19610 * config/i386/i386.c (bdesc_ptest): Removed.
19611 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19612 (bdesc_args): Add __builtin_ia32_ptestz128,
19613 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19614 (ix86_init_mmx_sse_builtins): Updated.
19615 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19616 (ix86_expand_builtin): Updated.
19618 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19620 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19621 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19623 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19625 * value-prof.c (interesting_stringop_to_profile): Do not
19626 return early for BUILT_IN_MEMPCPY.
19628 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19630 * calls.c (expand_call): Don't use callgraph to increase
19631 preferred_stack_boundary.
19633 * cgraph.h (cgraph_rtl_info): Use unsigned on
19634 preferred_incoming_stack_boundary.
19636 * final.c (rest_of_clean_state): Use unsigned on
19637 preferred_stack_boundary.
19639 2008-05-09 Tom Tromey <tromey@redhat.com>
19641 PR preprocessor/22231:
19642 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19645 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19647 PR tree-optimization/36129
19648 * tree-ssa-ccp.c: Include value-prof.h.
19649 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19650 built-in function was folded to a constant.
19651 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19653 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19654 Sebastian Pop <sebastian.pop@amd.com>
19656 * tree-scalar-evolution.c: Document instantiate_scev.
19657 (instantiate_parameters_1): Renamed instantiate_scev_1.
19658 Don't use the same loop for instantiation_loop and evolution_loop.
19659 (instantiate_scev): New.
19660 (instantiate_parameters): Moved...
19661 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19662 same loop twice. Maintains the semantics for this function.
19663 * tree-scalar-evolution.h (instantiate_scev): Declare.
19664 (instantiate_parameters): ...here. Now static inline.
19665 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19666 instead of resolve_mixers.
19668 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19670 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19672 2008-05-09 Tomas Bily <tbily@suse.cz>
19674 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19675 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19676 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19677 * c-common.c (c_common_truthvalue_conversion): Likewise.
19678 * tree-object-size.c (compute_object_offset): Likewise.
19679 * tree-inline.c (estimate_num_insns_1): Likewise.
19680 * varasm.c (const_hash_1, compare_constant, copy_constant)
19681 (compute_reloc_for_constant, output_addressed_constants)
19682 (initializer_constant_valid_p): Likewise.
19683 * c-omp.c (check_omp_for_incr_expr): Likewise.
19684 * gimplify.c (gimplify_expr): Likewise.
19685 * c-typeck.c (c_finish_return): Likewise.
19686 * tree-vectorizer.c (supportable_widening_operation)
19687 (supportable_narrowing_operation): Likewise.
19688 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19689 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19690 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19691 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19692 (descr_info_loc): Likewise.
19693 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19694 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19695 (fold_unary): Likewise.
19696 * builtins.c (get_pointer_alignment): Likewise.
19697 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19698 (instantiate_parameters_1): Likewise.
19699 * tree.c (expr_align, stabilize_reference): Likewise.
19700 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19701 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19702 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19703 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19704 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19705 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19707 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19708 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19709 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19710 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19711 (forward_propagate_comparison)
19712 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19713 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19714 * emit-rtl.c (component_ref_for_mem_expr)
19715 (set_mem_attributes_minus_bitpos): Likewise.
19716 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19717 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19719 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19720 (build_function_call, pointer_diff, build_compound_expr)
19721 (c_finish_return): Likewise.
19722 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19723 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19725 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19726 * expr.c (is_aligning_offset): Likewise.
19727 * tree-ssa-alias.c (is_escape_site): Likewise.
19728 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19729 (check_all_va_list_escapes): Likewise.
19730 * tree-ssa-loop-ivopts.c (determine_base_object)
19731 (determine_common_wider_type): Likewise.
19732 * dojump.c (do_jump): Likewise.
19733 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19734 * tree-gimple.c (is_gimple_cast): Likewise.
19735 * fold-const.c (decode_field_reference)
19736 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19737 (fold_binary): Likewise.
19738 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19739 (already_warned_in_frontend_p): Likewise.
19740 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19741 * tree.c (really_constant_p, get_unwidened): Likewise.
19742 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19743 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19744 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19746 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19748 (CONVERT_EXPR_P): Define.
19749 (CASE_CONVERT): Define.
19751 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19753 PR middle-end/36117
19754 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19755 (delete_unmarked_insns): When deleting a call, call
19756 delete_unreachable_blocks.
19757 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19758 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19760 2008-05-08 Richard Guenther <rguenther@suse.de>
19762 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19763 (-ftree-salias): Likewise.
19764 (salias-max-implicit-fields): Remove param documentation.
19765 (salias-max-array-elements): Likewise.
19766 * tree-pass.h (pass_create_structure_vars): Remove.
19767 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19768 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19769 * tree-ssa-alias.c (create_structure_vars): Remove.
19770 (gate_structure_vars): Likewise.
19771 (pass_create_structure_vars): Likewise.
19772 (gate_build_alias): Likewise.
19773 (pass_build_alias): Adjust to run always and dump the function.
19774 * common.opt (ftree-salias): Hide.
19775 * passes.c (init_optimization_passes): Remove
19776 pass_create_structure_vars, adjust comment.
19777 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19778 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19779 * opts.c (decode_options): Do not set flag_tree_salias.
19780 (common_handle_option): Add OPT_ftree_salias to the backward
19781 compatibility section.
19783 2008-05-08 Richard Guenther <rguenther@suse.de>
19785 * tree-flow-inline.h (var_can_have_subvars): Move ...
19786 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19787 * tree-flow.h (var_can_have_subvars): Remove.
19788 (push_fields_onto_fieldstack): Remove.
19789 (sort_fieldstack): Likewise.
19790 (struct fieldoff): Move ...
19791 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19792 alias_set and base_for_components fields.
19793 (sort_fieldstack): Make static.
19794 (push_fields_onto_fieldstack): Likewise. Remove code that
19795 handles anything but RECORD_TYPEs. Remove alias_set and
19796 base_for_components handling.
19797 (create_variable_info_for): Adjust.
19799 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19801 * common.opt (Wframe-larger-than=): Shorten the help message
19803 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19805 2008-05-08 Rafael Espíndola <espindola@google.com>
19807 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19809 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19810 trap and that both operands are gimple values.
19811 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19812 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19815 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19817 * read-rtl.c (join_c_conditions): Return the first string if the
19818 two strings are equal.
19820 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19822 * gensupport.h (pred_data): Add a "num_codes" field.
19823 (add_predicate_code): Declare.
19824 * gensupport.c (add_predicate_code): New function.
19825 (std_pred_table): Add an "allows_const_p" field.
19826 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19827 Remove the (incomplete) list of such codes from the codes field.
19828 (init_predicate_table): Use add_predicate_code. Add all
19829 RTX_CONST_OBJs if allows_const_p is true.
19830 * genrecog.c (process_define_predicate): Use add_predicate_code.
19832 2008-05-08 David Daney <ddaney@avtrex.com>
19833 Richard Sandiford <rsandifo@nildram.co.uk>
19835 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19836 special case of constant zero operands.
19837 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19838 old and new values. Special case constant zero values.
19839 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19841 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19842 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19844 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19847 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19848 similar RTX_CONST_OBJ before CONST_INT.
19850 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19852 * stmt.c (expand_stack_restore): Change sa mode if needed.
19854 2008-05-08 Richard Guenther <rguenther@suse.de>
19856 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19857 return type to bool.
19858 (ix86_sol10_return_in_memory): Likewise.
19859 (ix86_i386elf_return_in_memory): Likewise.
19860 (ix86_i386interix_return_in_memory): Likewise.
19861 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19862 (ix86_sol10_return_in_memory): Likewise.
19863 (ix86_i386elf_return_in_memory): Likewise.
19864 (ix86_i386interix_return_in_memory): Likewise.
19866 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19869 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19871 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19872 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19875 2008-05-08 Richard Guenther <rguenther@suse.de>
19877 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19878 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19879 (DR_SUBVARS): Remove.
19880 * tree-dfa.c (dump_subvars_for): Remove.
19881 (debug_subvars_for): Likewise.
19882 (dump_variable): Do not dump subvars.
19883 (remove_referenced_var): Do not remove subvars.
19884 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19885 (lookup_subvars_for_var): Remove.
19886 (get_subvars_for_var): Likewise.
19887 (get_subvars_at): Likewise.
19888 (get_first_overlapping_subvar): Likewise.
19889 (overlap_subvar): Likewise.
19890 * tree-flow.h (subvar_t): Remove.
19891 (struct var_ann_d): Remove subvars field.
19892 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19893 argument. Remove special handling of SFTs.
19894 (compute_tag_properties): Likewise.
19895 (set_initial_properties): Likewise.
19896 (compute_call_clobbered): Likewise.
19897 (count_mem_refs): Likewise.
19898 (compute_memory_partitions): Likewise.
19899 (compute_flow_insensitive_aliasing): Likewise.
19900 (setup_pointers_and_addressables): Likewise.
19901 (new_type_alias): Likewise.
19902 (struct used_part): Remove.
19903 (used_portions): Likewise.
19904 (struct used_part_map): Likewise.
19905 (used_part_map_eq): Likewise.
19906 (used_part_map_hash): Likewise.
19907 (free_used_part_map): Likewise.
19908 (up_lookup): Likewise.
19909 (up_insert): Likewise.
19910 (get_or_create_used_part_for): Likewise.
19911 (create_sft): Likewise.
19912 (create_overlap_variables_for): Likewise.
19913 (find_used_portions): Likewise.
19914 (create_structure_vars): Likewise.
19915 * tree.def (STRUCT_FIELD_TAG): Remove.
19916 * tree.h (MTAG_P): Adjust.
19917 (struct tree_memory_tag): Remove base_for_components and
19918 unpartitionable flags.
19919 (struct tree_struct_field_tag): Remove.
19920 (SFT_PARENT_VAR): Likewise.
19921 (SFT_OFFSET): Likewise.
19922 (SFT_SIZE): Likewise.
19923 (SFT_NONADDRESSABLE_P): Likewise.
19924 (SFT_ALIAS_SET): Likewise.
19925 (SFT_UNPARTITIONABLE_P): Likewise.
19926 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19927 (union tree_node): Remove sft field.
19928 * alias.c (get_alias_set): Remove special handling of SFTs.
19929 * print-tree.c (print_node): Remove handling of SFTs.
19930 * tree-dump.c (dequeue_and_dump): Likewise.
19931 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19932 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19933 * tree-predcom.c (set_alias_info): Do not set subvars.
19934 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19935 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19936 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19937 (add_vars_for_offset): Remove.
19938 (add_virtual_operand): Remove special handling of SFTs.
19939 (add_call_clobber_ops): Likewise.
19940 (add_call_read_ops): Likewise.
19941 (get_asm_expr_operands): Likewise.
19942 (get_modify_stmt_operands): Likewise.
19943 (get_expr_operands): Likewise.
19944 (add_to_addressable_set): Likewise.
19945 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19946 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19947 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19948 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19949 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19950 (tree_node_structure): Likewise.
19951 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19953 (find_what_p_points_to): Likewise.
19955 2008-05-08 Sa Liu <saliu@de.ibm.com>
19957 * config/spu/spu.md: Fixed subti3 pattern.
19959 2008-05-08 Richard Guenther <rguenther@suse.de>
19961 PR middle-end/36154
19962 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19963 sure to create a representative for trailing arrays for PTA.
19965 2008-05-08 Richard Guenther <rguenther@suse.de>
19967 PR middle-end/36172
19968 * fold-const.c (operand_equal_p): Two objects which types
19969 differ in pointerness are not equal.
19971 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19973 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19974 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19975 (emit_library_call_value_1): Add new variable fndecl initialized by
19976 NULL_TREE. It should be the decl type of orgfun, but this information
19977 seems not to be available here, so it uses the default calling abi.
19978 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19979 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19980 by TARGET_RETURN_IN_MEMORY.
19981 * config/i386/i386-interix.h: Likewise.
19982 * config/i386/i386.h: Likewise.
19983 * config/i386/i386elf.h: Likewise.
19984 * config/i386/ptx4-i.h: Likewise.
19985 * config/i386/sol2-10.h: Likewise.
19986 * config/i386/sysv4.h: Likewise.
19987 * config/i386/vx-common.h: Likewise.
19988 * config/cris/cris.h: Removed #if 0 clause.
19989 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19990 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19992 (ix86_sol10_return_in_memory): Likewise.
19993 (ix86_i386elf_return_in_memory): New.
19994 (ix86_i386interix_return_in_memory): New.
19995 * config/mt/mt-protos.h (mt_return_in_memory): New.
19996 * config/mt/mt.c: Likewise.
19997 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19998 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19999 * config/bfin/bfin.h: Likewise.
20000 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20002 * config/bfin/bfin.c: Likewise.
20003 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20004 * config/alpha/unicosmk.h: Likewise.
20005 * config/i386/cygming.h: Likewise.
20006 * config/iq2000/iq2000.h: Likewise.
20007 * config/mips/mips.h: Likewise.
20008 * config/mn10300/mn10300.h: Likewise.
20009 * config/rs6000/rs6000.h: Likewise.
20010 * config/score/score.h: Likewise.
20011 * config/spu/spu.h: Likewise.
20012 * config/v850/v850.h: Likewise.
20013 * defaults.h: Likewise.
20014 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20015 * expr.c (emit_block_move): Adjust use of
20016 OUTGOING_REG_PARM_STACK_SPACE.
20017 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20018 OUTGOING_REG_PARM_STACK_SPACE.
20019 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20021 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20023 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20024 on OMP_RETURN for OMP_FOR.
20027 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20028 (fortran_common): New function.
20029 (gen_variable_die): Call fortran_common instead of common_check,
20030 adjust for it returning tree instead of rtx. Formatting.
20032 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20036 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20037 * c-decl.c (merge_decls): Ditto.
20038 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20039 to RTL_CONST_OR_PURE_CALL_P.
20040 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20041 Initialized DECL_LOOPING_CONST_PURE.
20042 (process_call_operands): Set tree_side_effects properly.
20043 * tree.h (TREE_READONLY_DECL_P): Removed.
20044 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20045 (DECL_LOOPING_OR_CONST_P): New macro.
20046 (struct tree_function_decl): Added looping_const_or_pure_p.
20047 (ECF_*) Renumbered.
20048 (ECF_LOOPING_OR_CONST_P): New macro.
20049 * rtlanal.c (pure_const_p): Removed.
20050 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20051 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20052 to RTL_CONST_CALL_P.
20053 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20054 (check_decl, check_tree, check_call, scan_function): Initialize
20056 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20057 (static_execute): Set looping true for recursive functions.
20058 Undo setting state to IPA_NEITHER for recursive functions.
20059 * cse.c (cse_insn):
20060 * ifcvt.c (noce_can_store_speculate_p): Changed
20061 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20062 RTL_CONST_OR_PURE_CALL_P.
20063 * dse.c (scan_insn): Ditto.
20064 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20065 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20066 RTL_CONST_OR_PURE_CALL_P.
20067 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20068 pure_call_p to RTL_CONST_CALL_P.
20069 * gimplify.c (gimplify_call_expr): Clear side effects for
20070 non-looping pure and constant calls.
20071 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20072 (flags_from_decl_or_type): Set ecf flags from decl flags.
20073 (initialize_argument_information): Turn off
20074 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20075 Change const to pure if callee_copies is true rather than just
20077 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20078 way of marking pure calls.
20079 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20080 Remove hack that was supposed to fix pr7335 and remove old
20081 way of marking pure calls.
20082 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20083 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20084 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20085 RTL_CONST_OR_PURE_CALL_P.
20086 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20087 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20088 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20089 * sched-deps.c (schedule_analyze): Ditto.
20090 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20091 return_val field of calls to represent pure and const function info.
20092 (CONST_OR_PURE_CALL_P): Deleted macro.
20093 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20094 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20095 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20097 * tree-optimize.c (execute_fixup_cfg): Added test for
20098 ECF_LOOPING_CONST_OR_PURE.
20099 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20101 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20102 effects for looping pure or const calls.
20103 (verify_gimple_expr): Added verification code.
20104 * config/alpha/alpha.c (alpha_legitimize_address,
20105 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20107 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20108 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20109 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20110 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20111 RTL_CONST_OR_PURE_CALL_P.
20112 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20113 and const calls to be deleted.
20115 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20118 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20119 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20120 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20121 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20122 to handle nonimmediate operands.
20123 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20124 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20125 to handle nonimmediate operands.
20126 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20127 (mmx_pmulhrwv4hi3): New expander. Use
20128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20129 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20130 (sse2_umulv1siv1di3): New expander. Use
20131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20132 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20133 (mmx_eq<mode>3): New expander. Use
20134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20135 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20136 (mmx_uavgv8qi3): New expander. Use
20137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20138 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20139 (mmx_uavgv4hi3): New expander. Use
20140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20142 * config/i386/sse.md
20143 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20144 to handle nonimmediate operands.
20145 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20146 to handle nonimmediate operands.
20147 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20148 to handle nonimmediate operands.
20149 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20150 to handle nonimmediate operands.
20151 (sse2_unpckhpd_exp): New expander. Use
20152 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20153 (sse2_unpcklpd_exp): New expander. Use
20154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20155 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20156 to handle nonimmediate operands.
20157 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20158 to handle nonimmediate operands.
20159 (*sse2_<plusminus_insn><mode>3): Rename from
20160 sse2_<plusminus_insn><mode>3 insn pattern.
20161 (sse2_<plusminus_insn><mode>3): New expander. Use
20162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20163 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20164 (sse2_umulv2siv2di3): New expander. Use
20165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20166 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20167 (sse4_1_mulv2siv2di3): New expander. Use
20168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20169 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20170 (sse2_pmaddwd): New expander. Use
20171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20172 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20173 (sse2_eq<mode>3): New expander. Use
20174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20175 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20176 (sse4_1_eqv2di3): New expander. Use
20177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20178 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20179 (sse2_uavgv16qi3): New expander. Use
20180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20181 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20182 (sse2_uavgv16qi3): New expander. Use
20183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20184 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20185 (sse2_uavgv8hi3): New expander. Use
20186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20187 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20188 (ssse3_pmulhrswv8hi3): New expander. Use
20189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20190 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20191 (ssse3_pmulhrswv4hi3): New expander. Use
20192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20194 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20195 (<sse>_vmmul<mode>3): Ditto.
20196 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20198 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20199 (ssse3_pmaddubsw): Ditto.
20201 * config/i386/i386.c (struct_builtin_description)
20202 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20203 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20204 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20205 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20206 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20207 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20208 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20209 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20210 (ix86_fixup_binary_operands): Assert that src1
20211 and src2 must have the same mode when swapped.
20212 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20213 and ix86_binary_operator_ok. Do not force operands in registers
20216 2008-05-07 Jan Hubicka <jh@suse.cz>
20218 * cgraph.c (dump_cgraph_node): Update.
20219 * cgraph.h (cgraph_local_info): Break out inline summary.
20220 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20222 * ipa-inline (inline_summary): New accestor function.
20223 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20224 cgraph_decide_inlining, compute_inline_parameters): Update.
20225 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20227 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20229 Cleanup ColdFire scheduling support and add V4 pipeline model.
20231 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20232 (define_attr cpu): Add cfv4 value.
20233 (define_attr type, define_attr type1): Merge into a single 'type'
20234 attribute. Update all uses.
20235 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20236 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20238 (define_attr opx_mem, define_attr opy_mem): Remove.
20239 (define_attr op_mem): Clean up, update comment.
20240 (define_attr size): Use specific values instead of general int.
20241 (define_attr guess, define_attr split): Remove. Update all uses.
20242 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20243 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20244 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20245 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20246 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20247 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20248 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20249 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20250 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20251 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20252 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20253 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20254 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20255 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20256 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20257 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20258 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20259 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20260 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20261 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20262 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20263 Update or set attributes.
20264 (stack_tie): New fake instruction.
20266 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20267 (m68k_sched_attr_size): Update declaration.
20268 (m68k_sched_attr_type2): Remove.
20269 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20270 Declare new bypass predicates.
20272 * config/m68k/m68k.c (m68k_sched_issue_rate,
20273 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20275 (TARGET_SCHED_ISSUE_RATE,
20276 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20277 (override_options): Handle scheduling for ColdFire V4 core.
20278 (m68k_expand_prologue): Emit stack_tie.
20279 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20280 'OP_TYPE_FPN'. Update all uses.
20281 (sched_guess_p): Remove.
20282 (sched_address_type): Handle symbolic addresses.
20283 (sched_get_operand): New static function.
20284 (sched_operand_type): Merge into sched_attr_op_type.
20285 (sched_attr_op_type): Handle FP registers, handle quick constants,
20287 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20288 (m68k_sched_attr_size): Update. Move logic to ...
20289 (sched_get_attr_size_int): New static function.
20290 (sched_get_opxy_mem_type): New static function.
20291 (m68k_sched_attr_op_mem): Update.
20292 (m68k_sched_attr_type2): Remove.
20293 (sched_cfv4_bypass_data): New static variable.
20294 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20295 (m68k_sched_issue_rate): Implement scheduler hook.
20296 (struct _sched_ib: enabled_p): New field.
20297 (m68k_sched_variable_issue): Update. Handle V4.
20298 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20299 sched_dump_class_func_t, sched_dump_split_class,
20300 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20301 sched_dump_dfa_class, m68k_sched_dump): Remove.
20302 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20304 (m68k_sched_init_global): Remove statisctics dumping, introduce
20305 sanity check that all instructions have pipeline reservations. Handle
20307 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20308 Handle ColdFire V4 core.
20309 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20310 New static functions.
20311 (m68k_sched_address_bypass_p): New bypass predicate.
20312 (sched_get_indexed_address_scale): New static function.
20313 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20315 * cf.md: Update comments.
20316 (define_attr type2): Remove. Use 'type' attribute instead.
20318 (cf_ib): Rename to cfv123_ib. Update all uses.
20319 (cf_oep): Rename to cfv123_oep. Update all uses.
20320 (cf_chr): Rename to cfv123_chr. Update all uses.
20321 (cf_mem): Rename to cfv123_mem. Update all uses.
20322 (cf_mac): Move to more appropriate place.
20323 (cfv123_guess): New automaton and cpu_unit.
20324 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20325 Update uses of 'size' attribute. Handle before reload scheduling.
20326 (cfv123_guess): New dummy reservation for unhandled instructions.
20327 (cfv4_*): Pipeline description of ColdFire V4 core.
20328 (ignore): New reservation to handle 'ignore' type.
20330 2008-05-07 Ian Lance Taylor <iant@google.com>
20332 PR middle-end/36013
20333 * gimplify.c (find_single_pointer_decl_1): Don't look through
20335 (find_single_pointer_decl): Adjust comments.
20337 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20339 PR middle-end/36137
20340 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20341 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20343 PR middle-end/36106
20344 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20345 integral type rather than floating point, then VIEW_CONVERT_EXPR
20346 to the floating point type.
20348 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20350 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20351 TFmode op0 to register.
20353 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20355 * c-decl.c (grokdeclarator): Comment typo.
20357 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20359 * tree-flow.h: Remove prototype for computed_goto_p.
20360 * tree-cfg.c (computed_goto_p): Make static.
20362 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20365 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20366 (contains_aligned_value_p): This. Handle _Decimal128.
20367 (ix86_function_arg_boundary): Only align _Decimal128 to its
20368 natural boundary and handle it properly.
20370 2008-05-06 Martin Jambor <mjambor@suse.cz>
20372 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20373 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20374 (ipcp_method_set_orig_node): Removed.
20375 (ipcp_cval_get_cvalue_type): Removed.
20376 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20377 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20378 (ipcp_cval_set_cvalue_type): Removed.
20379 (ipcp_cval_get_cvalue): Removed.
20380 (ipcp_cval_set_cvalue): Removed.
20381 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20382 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20383 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20384 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20385 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20386 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20387 (ipcp_get_ith_lattice): Changed parameters.
20388 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20389 (ipcp_lattice_from_jfunc): Changed parameters.
20390 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20391 (ipcp_method_cval_print): Added temporary variable info.
20392 (ipcp_redirect): Removed already unused local variable caller.
20393 (ipcp_redirect): New temporary variable orig_callee_info
20394 (ipcp_redirect): Removed newly unused local variable callee.
20395 (ipcp_redirect): Removed (a bit confusing) local variable type.
20396 (ipcp_insert_stage): Added local variable info.
20397 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20399 (ipcp_formal_create): Removed.
20400 (ipcp_method_cval_set): Removed.
20401 (ipcp_propagate_stage): Renamed lattice variables.
20402 (ipcp_method_cval_set_cvalue_type): Removed.
20403 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20404 (ipcp_print_all_lattices): Changed printed strings to refer to
20405 lattices rather than cvals.
20406 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20407 (ipcp_propagate_const): Changed formal parameters.
20408 (build_const_val): Changed formal parameters.
20409 (ipcp_insert_stage): Removed useless variable cvalue
20410 (build_const_val): Changed formal parameters.
20411 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20412 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20413 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20414 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20415 (ipcp_print_func_profile_counts): Changed string from "method" to
20417 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20418 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20419 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20420 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20421 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20422 (ipcp_lat_is_const): Changed parameters and made inline.
20423 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20424 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20425 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20426 the predicate condition directly
20427 (ipcp_propagate_stage): Added local variable args. Removed local
20428 variable callee. (Both are mere code simplifications.)
20429 (ipcp_method_dont_insert_const): Renamed to
20430 ipcp_node_not_modifiable_p.
20431 (ipcp_node_not_modifiable_p): Made inline.
20432 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20433 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20434 (ipcp_print_all_lattices): Removed variable cvalue
20435 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20438 2008-05-06 Olivier Hainque <hainque@adacore.com>
20440 * tree-sra.c (try_instantiate_multiple_fields): Early return
20441 if field has POINTER_TYPE.
20443 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20445 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20446 by using 'q' specifier for instruction.
20447 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20449 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20451 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20452 Change mode of zero_extract from QImode to HImode.
20453 (sign bit tests peepholes): (Ditto.).
20455 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/mmx.md: Remove double backslashes from asm templates.
20458 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20459 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20460 to handle nonimmediate operands.
20461 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20462 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20463 to handle nonimmediate operands.
20464 (*mmx_<code>v2sf3_finite): New insn pattern.
20465 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20466 (mmx_<code>v2sf3): New expander. Use
20467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20468 (mmx_<plusminus_insn><mode>3): New expander. Use
20469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20470 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20471 (mmx_add<mode>3): Removed.
20472 (mmx_ssadd<mode>3): Ditto.
20473 (mmx_usadd<mode>3): Ditto.
20474 (mmx_sub<mode>3): Ditto.
20475 (mmx_sssub<mode>3): Ditto.
20476 (mmx_ussub<mode>3): Ditto.
20477 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20478 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20479 to handle nonimmediate operands.
20480 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20482 (mmx_smulv4hi3_highpart): New expander. Use
20483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20484 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20486 (mmx_umulv4hi3_highpart): New expander. Use
20487 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20488 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20489 (mmx_<code>v4hi3): New expander. Use
20490 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20491 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20492 (mmx_<code>v8qi3): New expander. Use
20493 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20494 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20495 (mmx_<code><mode>3): New expander. Use
20496 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20498 2008-05-05 Jan Hubicka <jh@suse.cz>
20500 PR tree-optimization/36118
20501 * passes.c (pass_init_dump_file): Fix dump header.
20503 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20505 PR middle-end/36141
20506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20507 VCE for function decls.
20509 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20511 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20513 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20515 * config/i386/i386.md (sat_plusminus): New.
20516 (plusminus_insn): Likewise.
20517 (plusminus_mnemonic): Likewise.
20519 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20520 (*<addsub><mode>3_cc_overflow): Renamed to ...
20521 (*<plusminus_insn><mode>3_cc_overflow): This.
20522 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20523 (*<plusminus_insn>si3_zext_cc_overflow): This.
20525 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20526 (<plusminus_insn><mode>3): This.
20527 (*<addsub><mode>3): Renamed to ...
20528 (*<plusminus_insn><mode>3): This.
20529 (<sse>_vm<addsub><mode>3): Renamed to ...
20530 (<sse>_vm<plusminus_insn><mode>3): This.
20531 (sse3_h<addsub>v4sf3): Renamed to ...
20532 (sse3_h<plusminus_insn>v4sf3): This.
20533 (sse3_h<addsub>v2df3): Renamed to ...
20534 (sse3_h<plusminus_insn>v2df3): This.
20535 (<plusminus_insn><mode>3): New.
20536 (*<plusminus_insn><mode>3): Likewise.
20537 (sse2_<plusminus_insn><mode>3): Likewise.
20538 (add<mode>): Removed.
20539 (*add<mode>3): Likewise.
20540 (sse2_ssadd<mode>3): Likewise.
20541 (sse2_usadd<mode>3): Likewise.
20542 (sub<mode>3): Likewise.
20543 (*sub<mode>3): Likewise.
20544 (sse2_sssub<mode>3): Likewise.
20545 (sse2_ussub<mode>3): Likewise.
20547 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20549 * gthr-single.h: Add in required interface elements as per gthr.h.
20550 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20551 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20552 Generalize UNUSED macro.
20553 (__gthread_once): Add.
20554 (__gthread_key_create): Add.
20555 (__gthread_key_delete): Add.
20556 (__gthread_getspecific): Add.
20557 (__gthread_setspecific): Add.
20559 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20562 the same size types for the indirect reference on the rhs, then
20565 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20567 * config/i386/i386.md
20568 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20569 one insn template instead of template series.
20570 (*xordi_1_rex64): Ditto.
20571 (*xordi_2_rex64): Ditto.
20573 2008-05-05 Ira Rosen <irar@il.ibm.com>
20575 PR tree-optimization/36119
20576 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20579 2008-06-04 Jan Hubicka <jh@suse.cz>
20581 tree-optimization/36100
20582 * tree-pass.h (pass_O0_always_inline): Declare.
20583 * ipa-inline.c (inline_transform): Remove dead code.
20584 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20585 pass_O0_always_inline): New.
20586 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20588 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20590 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20591 mnemonic in this_param move for TARGET_64BIT.
20593 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20595 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20596 (*strmovsi_rex_1): Ditto.
20597 (*strsetsi_1): Ditto.
20598 (*strsetsi_rex_1): Ditto.
20600 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20601 adddicc expanders using SWI mode iterator.
20603 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20606 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20609 2008-05-04 David S. Miller <davem@davemloft.net>
20611 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20612 (sparc*-*-linux*): Use linux.h in tm_file.
20613 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20614 compiler defaulting to 32-bit.
20615 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20617 * config/sparc/linux.h: Remove definitions now obtained
20618 properly from linux.h
20619 * config/sparc/linux64.h: Likewise.
20620 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20621 don't want this setting for 32-bit builds in a biarch compiler.
20622 * doc/install.texi: Add sparc-linux to list of targets
20623 supporting --enable-targets=all.
20625 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20627 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20629 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20631 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20632 after V4SI_FTYPE_V8HI.
20633 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20634 case V4SI_FTYPE_V2DF.
20636 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20638 * doc/invoke.texi (max-flow-memory-locations): Removed.
20639 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20641 2008-05-03 Richard Guenther <rguenther@suse.de>
20643 PR middle-end/34973
20644 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20646 2008-05-02 David S. Miller <davem@davemloft.net>
20648 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20650 2008-05-02 Simon Baldwin <simonb@google.com>
20653 * c-common.h (warn_array_subscript_range): Removed.
20654 * c-common.c (warn_array_subscript_range): Ditto.
20655 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20656 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20658 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20660 * config/i386/i386.c (ix86_special_builtin_type): New.
20661 (bdesc_special_args): Likewise.
20662 (ix86_expand_special_args_builtin): Likewise.
20663 (ix86_init_mmx_sse_builtins): Updated.
20664 (ix86_expand_builtin): Updated.
20665 (ix86_expand_store_builtin): Removed.
20666 (ix86_expand_unop_builtin): Likewise.
20668 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20669 * config/i386/mmintrin.h (__v2sf): Here.
20671 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20673 (_mm_loadl_pi): Likewise.
20674 (_mm_storeh_pi): Replace __v2si with __v2sf.
20675 (_mm_storel_pi): Likewise.
20677 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20678 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20679 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20680 __builtin_ia32_loadlpd.
20682 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20684 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20685 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20686 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20687 (ix86_init_mmx_sse_builtins): Updated.
20688 (ix86_expand_args_builtin): Likewise.
20689 (ix86_expand_builtin): Likewise.
20690 (ix86_expand_unop1_builtin): Renamed to ...
20691 (ix86_expand_unop_vec_merge_builtin): This.
20693 2008-05-01 Jan Hubicka <jh@suse.cz>
20696 * ipa-inline.c (inline_generate_summary): Make static.
20697 (inline_transform): Do not call inlining at -O0; make static.
20698 * passes.c (execute_todo): Add sanity check.
20699 (execute_one_ipa_transform_pass): Execute proper flags.
20701 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20703 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20704 (DECL_NONADDRESSABLE_P): Likewise.
20705 * alias.c (record_component_aliases): Fix comment.
20707 2008-05-01 Simon Baldwin <simonb@google.com>
20709 * c-common.h (warn_array_subscript_range): New function.
20710 * c-common.c (warn_array_subscript_range): Ditto.
20711 * tree-vrp.c (check_array_ref): Corrected code to agree with
20712 comment, ignoring only arrays of size 0 or size 1.
20713 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20715 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20717 * config/i386/i386.c (ix86_builtin_type): Replace
20718 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20719 (bdesc_args): Updated.
20720 (ix86_init_mmx_sse_builtins): Likewise.
20721 (ix86_expand_args_builtin): Likewise.
20723 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20726 * doc/extend.texi: Correct __builtin_ia32_palignr.
20728 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20731 * config/i386/i386.c (bdesc_crc32): Removed.
20732 (ix86_expand_crc32): Likewise.
20733 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20734 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20735 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20736 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20737 UINT_FTYPE_UINT_UCHAR.
20738 (bdesc_args): Updated. Add crc32 builtins.
20739 (ix86_init_mmx_sse_builtins): Updated.
20740 (ix86_expand_args_builtin): Updated to support subreg.
20742 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20744 2008-05-01 Jan Hubicka <jh@suse.cz>
20746 * tree-pass.h (opt_pass): Add IPA_PASS.
20747 (varpool_node, cgraph_node): Forward declare.
20748 (ipa_opt_pass): Define.
20749 (pass_ipa_inline): Turn into ipa_opt_pass.
20750 (pass_apply_inline): Remove.
20751 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20752 (apply_inline): Turn into ....
20753 (inline_transform): ... this one.
20754 (inline_generate_summary): New function.
20755 (pass_apply_inline): Remove.
20756 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20758 (struct function): Add ipa_transforms_to_apply.
20759 * passes.c (register_one_dump_file): Work on IPA_PASS.
20760 (init_optimization_passes): Remove pass_inline_parameters and
20762 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20763 (execute_one_pass) ... here; apply transforms when possible.
20764 (add_ipa_transform_pass, execute_ipa_summary_asses,
20765 execute_one_ipa_transform_pass): New.
20766 (execute_ipa_pass_list): Update for IPA_PASS type.
20768 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20770 * config/i386/i386.c (ix86_builtin_type): Add
20771 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20772 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20773 (bdesc_args): Add SSE4a builtins.
20774 (ix86_init_mmx_sse_builtins): Updated.
20775 (ix86_expand_args_builtin): Likewise.
20776 (ix86_expand_builtin): Likewise.
20778 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20780 * config/i386/i386.c (ix86_builtin_type): Add
20781 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20782 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20783 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20784 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20785 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20786 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20787 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20788 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20789 and DI_FTYPE_DI_DI_INT.
20790 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20791 (ix86_init_mmx_sse_builtins): Updated.
20792 (ix86_expand_args_builtin): Likewise.
20793 (ix86_expand_builtin): Likewise.
20794 (ix86_expand_binop_imm_builtin): Removed.
20796 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20798 2008-04-30 Richard Guenther <rguenther@suse.de>
20800 PR tree-optimization/32921
20801 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20803 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20805 * config/arm/arm.c (arm_unwind_emit): Use
20806 crtl->all_throwers_are_sibcalls instead of
20807 cfun->all_throwers_are_sibcalls.
20808 (arm_output_fn_unwind): Likewise.
20809 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20810 instead of cfun->uses_pic_offset_table.
20811 (frv_expand_prologue): Likewise.
20812 (frv_frame_pointer_required): Likewise.
20813 (frv_expand_fdpic_call): Likewise.
20814 (frv_emit_movsi): Likewise.
20815 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20816 cfun->returns_pcc_struct instead of
20817 current_function_returns_pcc_struct.
20818 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20819 instead of cfun->calls_eh_return.
20820 (m32c_pushm_popm): Likewise.
20821 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20822 "extern" declaration.
20824 2008-04-30 Richard Guenther <rguenther@suse.de>
20826 PR tree-optimization/21636
20827 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20829 (evaluate_stmt): Print the likely value.
20830 (ccp_visit_stmt): Avoid excessive vertical spacing.
20832 2008-04-30 Rafael Espíndola <espindola@google.com>
20834 * builtins.c (fold_call_expr): Return realret.
20835 * tree-ssa-threadedge.c
20836 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20837 __builtin_object_size.
20839 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20841 * gcc.c (wrapper_string): New variable.
20842 (insert_wrapper): New function.
20843 (execute): New option -wrapper.
20844 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20846 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20848 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20849 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20850 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20852 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20853 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20854 config/rs6000/e500crtres64gprctr.asm,
20855 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20856 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20857 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20858 config/rs6000/e500crtsav64gprctr.asm,
20859 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20860 config/rs6000/e500crtsavg64gprctr.asm: New files.
20861 * config/rs6000/t-ppccomm: Add build rules for new files.
20862 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20863 * config/rs6000/t-netbsd: Add build rules for new files.
20864 (LIB2FUNCS_STATIC_EXTRA): New variable.
20865 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20866 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20867 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20869 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20871 * config/i386/i386.c (ix86_builtin_type): Add
20872 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20873 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20874 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20875 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20876 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20877 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20878 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20879 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20880 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20881 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20882 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20883 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20884 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20885 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20886 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20887 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20888 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20889 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20890 V1DI_FTYPE_V2SI_V2SI.
20891 (bdesc_2arg): Moved to ...
20892 (bdesc_args): Here.
20893 (ix86_init_mmx_sse_builtins): Updated.
20894 (ix86_expand_args_builtin): Updated. Take a pointer
20895 to const struct builtin_description. Handle comparison
20897 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20898 (ix86_expand_builtin): Updated.
20900 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20901 (ssse3_pmaddubsw128): This.
20902 (ssse3_pmaddubswv4hi3): Renamed to ...
20903 (ssse3_pmaddubsw): This.
20905 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20906 (__builtin_ia32_packssdw128): Likewise.
20907 (__builtin_ia32_packuswb128): Likewise.
20908 (__builtin_ia32_pmaddubsw): Likewise.
20909 (__builtin_ia32_pmaddubsw128): Likewise.
20911 2008-04-30 Richard Guenther <rguenther@suse.de>
20913 PR tree-optimization/14847
20914 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20915 (recognize_bits_test): Use it.
20916 (recognize_single_bit_test): Likewise.
20918 2008-04-30 Martin Jambor <mjambor@suse.cz>
20920 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20921 instead of setting number of formal parameters to zero.
20922 (ipcp_init_stage): Do not set the number of actual parameters to zero
20924 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20925 which are called with variable number of arguments.
20926 (ipcp_insert_stage): Explicitely skipping all nodes which are
20927 called with variable number of arguments.
20928 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20929 number of parameters.
20931 * ipa-prop.h (struct ipa_node_params): Added flag
20932 called_with_var_arguments
20933 (ipa_set_param_count): Added. Changed sole setter to use it.
20934 (ipa_get_param_count): Added. All readers of param_count
20935 converted to use it instead.
20936 (ipa_set_called_with_variable_arg): Added.
20937 (ipa_is_called_with_var_arguments): Added.
20938 (ipa_get_ith_param): Added. All readers of param_decls converted
20940 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20942 (ipa_get_cs_argument_count): Added, all readers of argument_count
20944 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20947 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20948 (struct ipcp_lattice): Renamed cval_type to type
20949 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20951 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20952 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20953 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20954 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20955 (build_const_val): Changed the type of parameter cvalue to tree
20956 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20957 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20959 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20962 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20963 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20964 (ipa_add_method): Renamed to ipa_push_func_to_list
20965 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20966 (ipa_callsite_param_count): Removed.
20967 (ipa_callsite_param_count_set): Removed.
20968 (ipa_callsite_param): Removed.
20969 (ipa_callsite_callee): Removed.
20970 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20971 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20972 (ipa_method_formal_count): Removed.
20973 (ipa_method_formal_count_set): Removed.
20974 (ipa_method_get_tree): Removed.
20975 (ipa_method_tree_map_create): Removed.
20976 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20977 (ipa_create_param_decls_array): Creates the array itself
20978 (ipa_create_param_decls_array): Temporary variable info instead of
20979 a few dereferences.
20980 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20981 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20982 (get_type): Removed.
20983 (ipa_jf_get_info_type): Removed.
20984 (ipa_node_create): Renamed to ipa_create_node_params
20985 (ipa_free): Renamed to ipa_free_all_node_params
20986 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20987 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20988 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20989 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20990 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20991 ipa_free_all_edge_args
20992 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20993 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20994 (ipa_create_methodlist_node): Removed.
20995 (ipa_methodlist_method): Removed.
20996 (ipa_methodlist_method_set): Removed.
20997 (ipa_methodlist_next_method): Removed.
20998 (ipa_methodlist_next_method_set): Removed.
20999 (ipa_method_is_modified): Removed.
21000 (ipa_method_modify_create): Removed.
21001 (ipa_method_modify_init): Temporary variable info instead of a few
21003 (ipa_detect_param_modifications): Temporary variable info instead of
21004 a few dereferences.
21005 (ipa_compute_jump_functions): Temporary variable info instead of
21006 a few dereferences.
21007 (ipa_method_modify_set): Removed.
21008 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21009 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21010 than craph_node as the first parameter.
21011 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21012 (ipa_method_modify_init): Removed.
21013 (ipa_compute_jump_functions): Added a temp variable instead of
21014 repeatadly dereferencing the cgraph_edge.aux pointer
21015 (ipa_callsite_param_set_type): Removed.
21016 (ipa_compute_jump_functions): i renamed to index and moved to
21018 (ipa_callsite_param_set_info_type_formal): Removed.
21019 (ipa_callsite_param_set_info_type): Removed.
21020 (ipa_callsite_param_map_create): Removed.
21021 (ipa_callsite_tree): Removed.
21022 (ipa_callsite_caller): Removed.
21023 (ipa_pop_func_from_list): return_method removed to return_func
21025 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21026 prefixed all values with IPA_. Changed all users.
21027 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21028 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21029 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21030 (union parameter_info): Renamed to jump_func_value.
21031 (union jump_func_value): Renamed value to constant
21032 (struct ipa_jump_func): Renamed info_type to value
21033 (struct ipa_node): Renamed to ipa_node_params
21034 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21035 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21036 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21037 (struct ipa_edge): Renamed to ipa_edge_args
21038 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21039 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21040 (struct ipa_methodlist): Renamed to ipa_func_list
21041 (struct ipa_func_list): method_p renamed to node, next_method
21043 (ipa_methodlist_p): Removed, switched all users to struct pointer
21044 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21046 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21048 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21049 (rs6000_emit_epilogue): Use backchain to restore only when we
21050 have a large frame. Make use of frame pointer to restore if we
21051 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21053 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21055 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21056 Add mode to zero_extract.
21057 (sign bit tests peepholes): (Ditto.).
21059 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21061 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21062 Instructions in comments with SSE3.
21063 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21064 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21065 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21066 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21067 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21068 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21069 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21070 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21071 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21072 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21073 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21074 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21075 (bdesc_sse_args): Renamed to ...
21076 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21077 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21078 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21079 IX86_BUILTIN_FABSQ.
21080 (bdesc_1arg): Moved to ...
21081 (bdesc_args): Here.
21082 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21083 Instructions in comments with SSE3.
21084 (ix86_expand_sse_operands_builtin): Renamed to ...
21085 (ix86_expand_args_builtin): This. Updated.
21086 (ix86_expand_unop1_builtin): Update comments.
21087 (ix86_expand_builtin): Updated.
21089 2008-04-29 Richard Guenther <rguenther@suse.de>
21091 PR tree-optimization/36078
21092 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21093 Update virtual SSA form after cleaning up the CFG.
21095 2008-04-29 Richard Guenther <rguenther@suse.de>
21097 PR middle-end/15255
21098 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21100 2008-04-29 Richard Guenther <rguenther@suse.de>
21102 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21103 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21104 (compute_flow_insensitive_aliasing): Do not treat
21105 PTR_IS_REF_ALL pointers special.
21106 (get_smt_for): Likewise.
21107 (may_alias_p): Re-structure.
21108 (is_escape_site): A ref-all pointer conversion is not an escape site.
21109 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21110 PTR_IS_REF_ALL pointers special.
21111 * tree-ssa-structalias.h (struct alias_info): Remove
21112 ref_all_symbol_mem_tag field.
21113 (PTR_IS_REF_ALL): Remove.
21115 2008-04-29 Richard Guenther <rguenther@suse.de>
21117 PR middle-end/36077
21118 * fold-const.c (extract_muldiv_1): In combining division constants
21119 make sure to never overflow.
21121 2008-04-29 Nick Clifton <nickc@redhat.com>
21123 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21125 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21128 * optc-gen.awk: Work around HP-UX/IA awk bug.
21130 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21132 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21135 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21138 * config/i386/i386.md
21139 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21140 Change operand 1 predicate to nonimmediate_operand.
21142 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21145 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21147 * gengtype.c (walk_type, write_func_for_structure): Handle
21149 * doc/gty.texi: Document chain_circular.
21151 2008-04-28 Richard Guenther <rguenther@suse.de>
21153 PR tree-optimization/36066
21154 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21157 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21160 * config/i386/i386.md
21161 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21162 Use match_scratch instead of match_operand for operands 3 and 4.
21164 2008-04-27 Richard Guenther <rguenther@suse.de>
21166 PR tree-optimization/18754
21167 PR tree-optimization/34223
21168 * tree-pass.h (pass_complete_unrolli): Declare.
21169 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21170 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21171 Rewrite loop into loop closed SSA form if it is not already.
21172 (tree_unroll_loops_completely): Re-structure to iterate over
21173 innermost loops with intermediate CFG cleanups.
21174 Unroll outermost loops only if requested or the code does not grow
21176 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21177 loops are available.
21178 (tree_vectorize): Instead do so here.
21179 (tree_complete_unroll): Also unroll outermost loops.
21180 (tree_complete_unroll_inner): New function.
21181 (gate_tree_complete_unroll_inner): Likewise.
21182 (pass_complete_unrolli): New pass.
21183 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21184 uses outside of the loop.
21185 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21186 form if it is available.
21187 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21188 * passes.c (init_optimization_passes): Schedule complete inner
21189 loop unrolling pass before the first CCP pass after final inlining.
21191 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21193 * targhooks.h (default_emutls_var_fields,
21194 default_emutls_var_init): Declare.
21195 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21196 * target.h (struct gcc_target): Add struct emutls member.
21197 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21198 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21199 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21200 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21201 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21202 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21203 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21204 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21205 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21206 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21207 emit debug information.
21208 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21209 * varasm.c: Include targhooks.h.
21210 (emutls_object_section, emutls_tmpl_section): New.
21211 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21212 (EMUTLS_SEPARATOR): New.
21213 (prefix_name): New.
21214 (get_emutls_object_name): New.
21215 (default_emutls_var_fields): New, broken out of ...
21216 (get_emutls_object_type): ... here. Adjust to use target hooks.
21217 (get_emutls_init_templ_addr): Adjust to use target hooks.
21218 (emutls_decl): Adjust to use target hooks.
21219 (emutls_finish): Likewise.
21220 (default_emutls_var_init): New, broken out of ...
21221 (assemble_variable): ... here. Adjust to use target hooks.
21222 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21223 SECCAT_EMUTLS_TMPL.
21224 * c-common.c (handle_section_attribute): Prevent overriding
21225 sections for emulated tls with special sections.
21226 * config/i386/i386.c (x86_64_elf_select_section): Add
21227 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21228 (x86_64_elf_unique_section): Likewise.
21229 * config/vxworks.c: Include tree.h.
21230 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21231 (vxworks_override_options): Set TLS scheme.
21232 * doc/tm.texi (Emulated TLS): New node.
21234 2008-04-26 Simon Baldwin <simonb@google.com>
21237 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21238 with propagated string constants.
21240 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21242 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21243 constraint for operand 2 when operand 0 is memory operand.
21244 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21245 operand 0 is memory operand.
21246 (fix_trunc<mode>_i387_with_temp): Ditto.
21247 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21248 operand 2 when operand 1 is memory operand.
21249 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21250 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21251 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21252 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21253 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21254 operands 2,3 and 4 when operand 1 is memory operand.
21255 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21257 (fistdi2_floor_with_temp): Ditto.
21258 (fist<mode>2_floor_with_temp): Ditto.
21259 (fistdi2_ceil_with_temp): Ditto.
21260 (fist<mode>2_ceil_with_temp): Ditto.
21261 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21263 2008-04-26 David Daney <ddaney@avtrex.com>
21265 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21267 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21268 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21269 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21270 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21271 (compare_and_swap_12): New insn.
21272 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21273 * config/mips/mips.c (mips_force_binary): New function.
21274 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21275 (mips_expand_compare_and_swap_12): New function.
21276 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21278 2008-04-25 Jan Hubicka <jh@suse.cz>
21281 * cfgexpand.c (pass_expand): Turn into RTL pass.
21282 * passes.c (execute_one_pass): Do pass typechecking after execution.
21283 * tree-pass.h (pass_expand): Turn into RTL pass.
21285 * function.h (struct rtl_data): Move here fields
21286 accesses_prior_frames, calls_eh_return, saves_all_registers,
21287 has_nonlocal_goto, has_asm_statement, is_thunk,
21288 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21289 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21290 arg_pointer_save_area_init from struct function; turn into bool.
21291 (struct function): Move
21292 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21293 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21294 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21295 tail_call_emit, arg_pointer_save_area_init
21296 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21297 (current_function_returns_struct, current_function_returns_pcc_struct,
21298 current_function_calls_setjmp, current_function_calls_alloca,
21299 current_function_accesses_prior_frames,
21300 current_function_calls_eh_return, current_function_is_thunk,
21301 current_function_stdarg, current_function_profile,
21302 current_function_limit_stack, current_function_uses_pic_offset_table,
21303 current_function_uses_const_pool, current_function_has_nonlocal_label,
21304 current_function_saves_all_registers,
21305 current_function_has_nonlocal_goto,
21306 current_function_has_asm_statement): Remove accesor macros.
21307 * ra-conflict.c (global_conflicts): Update.
21308 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21309 (suitable_for_tail_call_opt_p): Update.
21310 * builtins.c (expand_builtin_return_addr): Update.
21311 (expand_builtin_setjmp_setup): Update.
21312 (expand_builtin_nonlocal_goto): Update.
21313 * final.c (final_start_function): Update.
21314 (profile_function): Update.
21315 (leaf_function_p): Update.
21316 (only_leaf_regs_used): Update.
21317 * df-scan.c (df_get_exit_block_use_set): Update.
21318 * dojump.c (clear_pending_stack_adjust): Update.
21319 * tree-stdarg.c (gate_optimize_stdarg): Update.
21320 * gimple-low.c (lower_function_body): Update.
21321 * global.c (compute_regsets): Update.
21322 (global_alloc): Update.
21323 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21324 * expr.c (expand_assignment): Update.
21325 * dse.c (dse_step0): Update.
21326 (dse_step1): Update.
21327 * c-decl.c (store_parm_decls): Update.
21328 * local-alloc.c (combine_regs): Update.
21329 (find_free_reg): Update.
21330 * function.c (assign_parms_augmented_arg_list): Update.
21331 (assign_parm_find_data_types): Update.
21332 (assign_parms): Update.
21333 (allocate_struct_function): Update.
21334 (expand_function_start): Update.
21335 (expand_function_end): Update.
21336 (get_arg_pointer_save_area): Update.
21337 (thread_prologue_and_epilogue_insns): Update.
21338 (rest_of_match_asm_constraints): Update.
21339 * stor-layout.c (variable_size): Update.
21340 * gcse.c (gcse_main): Update.
21341 (bypass_jumps): Update.
21342 * gimplify.c (gimplify_function_tree): Update.
21343 * calls.c (emit_call_1): Update.
21344 (expand_call): Update.
21345 * bt-load.c (compute_defs_uses_and_gen): Update.
21346 * except.c (sjlj_assign_call_site_values): Update.
21347 (sjlj_emit_function_enter): Update.
21348 (can_throw_external): Update.
21349 (set_nothrow_function_flags): Update.
21350 (expand_builtin_unwind_init): Update.
21351 (expand_eh_return): Update.
21352 (convert_to_eh_region_ranges): Update.
21353 (output_function_exception_table): Update.
21354 * emit-rtl.c (gen_tmp_stack_mem): Update.
21355 * cfgexpand.c (expand_used_vars): Update.
21356 (tree_expand_cfg): Update.
21357 * cfgcleanup.c (rest_of_handle_jump): Update.
21358 * explow.c (allocate_dynamic_stack_space): Update.
21359 * varasm.c (assemble_start_function): Update.
21360 (force_const_mem): Update.
21361 (mark_constant_pool): Update.
21362 * tree-optimize.c (tree_rest_of_compilation): Update.
21363 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21364 * tree-cfg.c (notice_special_calls): Update.
21365 (is_ctrl_altering_stmt): Update.
21366 (tree_can_make_abnormal_goto): Update.
21367 (tree_purge_dead_abnormal_call_edges): Update.
21368 * config/alpha/predicates.md: Update.
21369 * config/alpha/alpha.c (alpha_sa_mask): Update.
21370 (alpha_sa_size): Update.
21371 (alpha_does_function_need_gp): Update.
21372 (alpha_expand_prologue): Update.
21373 (alpha_start_function): Update.
21374 (alpha_output_function_end_prologue): Update.
21375 (alpha_expand_epilogue): Update.
21376 * config/frv/frv.c (frv_stack_info): Update.
21377 (frv_expand_epilogue): Update.
21378 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21379 (s390_register_info): Update.
21380 (s390_frame_info): Update.
21381 (s390_init_frame_layout): Update.
21382 (s390_can_eliminate): Update.
21383 (save_gprs): Update.
21384 * config/spu/spu.c (spu_split_immediate): Update.
21385 (need_to_save_reg): Update.
21386 (spu_expand_prologue): Update.
21387 (spu_expand_epilogue): Update.
21388 * config/sparc/sparc.md: Update.
21389 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21390 (sparc_tls_got): Update.
21391 (legitimize_pic_address): Update.
21392 (sparc_emit_call_insn): Update.
21393 (sparc_expand_prologue): Update.
21394 (output_return): Update.
21395 (print_operand): Update.
21396 (sparc_function_ok_for_sibcall): Update.
21397 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21398 * config/m32r/m32r.md: Update.
21399 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21400 (m32r_compute_frame_size): Update.
21401 (m32r_expand_prologue): Update.
21402 (m32r_expand_epilogue): Update.
21403 (m32r_legitimize_pic_address): Update.
21404 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21405 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21406 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21407 (gen_push): Update.
21408 (ix86_save_reg): Update.
21409 (ix86_compute_frame_layout): Update.
21410 (ix86_expand_prologue): Update.
21411 (ix86_expand_epilogue): Update.
21412 * config/sh/sh.c (output_stack_adjust): Update.
21413 (calc_live_regs): Update.
21414 (sh5_schedule_saves): Update.
21415 (sh_expand_prologue): Update.
21416 (sh_expand_epilogue): Update.
21417 (sh_setup_incoming_varargs): Update.
21418 (sh_allocate_initial_value): Update.
21419 (sh_get_pr_initial_val): Update.
21420 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21421 * config/sh/sh.md (label:): Update.
21422 * config/avr/avr.c (out_movhi_mr_r): Update.
21423 * config/crx/crx.h (enum): Update.
21424 * config/xtensa/xtensa.h (along): Update.
21425 * config/stormy16/stormy16.c Update.
21426 (xstormy16_compute_stack_layout): Update.
21427 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21428 (fr30_expand_prologue): Update.
21429 * config/cris/cris.c (cris_conditional_register_usage): Update.
21430 (cris_reg_saved_in_regsave_area): Update.
21431 (cris_initial_frame_pointer_offset): Update.
21432 (cris_simple_epilogue): Update.
21433 (cris_expand_prologue): Update.
21434 (cris_expand_epilogue): Update.
21435 (cris_expand_pic_call_address): Update.
21436 (cris_asm_output_symbol_ref): Update.
21437 (cris_asm_output_label_ref): Update.
21438 * config/cris/cris.md Update.
21439 * config/iq2000/iq2000.c (compute_frame_size): Update.
21440 (iq2000_expand_epilogue): Update.
21441 * config/mt/mt.h (save_direction): Update.
21442 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21443 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21444 (ia64_secondary_reload_class): Update.
21445 * config/m68k/m68k.c (m68k_save_reg): Update.
21446 (m68k_expand_prologue): Update.
21447 (m68k_expand_epilogue): Update.
21448 (legitimize_pic_address): Update.
21449 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21450 (first_reg_to_save): Update.
21451 (first_altivec_reg_to_save): Update.
21452 (compute_vrsave_mask): Update.
21453 (compute_save_world_info): Update.
21454 (rs6000_stack_info): Update.
21455 (spe_func_has_64bit_regs_p): Update.
21456 (rs6000_ra_ever_killed): Update.
21457 (rs6000_emit_eh_reg_restore): Update.
21458 (rs6000_emit_allocate_stack): Update.
21459 (rs6000_emit_prologue): Update.
21460 (rs6000_emit_epilogue): Update.
21461 (rs6000_output_function_epilogue): Update.
21462 (output_profile_hook): Update.
21463 (rs6000_elf_declare_function_name): Update.
21464 * config/rs6000/rs6000.h (rs6000_args): Update.
21465 * config/rs6000/rs6000.md: Update.
21466 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21467 * config/arc/arc.c (arc_output_function_epilogue): Update.
21468 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21469 * config/darwin.c (machopic_function_base_name): Update.
21470 * config/score/score3.c (score3_compute_frame_size): Update.
21473 (score3_epilogue): Update.
21474 * config/score/score7.c (score7_compute_frame_size): Update.
21475 (score7_prologue): Update.
21476 (score7_epilogue): Update.
21477 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21478 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21479 * config/arm/arm.c (use_return_insn): Update.
21480 (require_pic_register): Update.
21481 (arm_load_pic_register): Update.
21482 (arm_compute_save_reg0_reg12_mask): Update.
21483 (arm_compute_save_reg_mask): Update.
21484 (thumb1_compute_save_reg_mask): Update.
21485 (output_return_instruction): Update.
21486 (arm_output_function_prologue): Update.
21487 (arm_output_epilogue): Update.
21488 (arm_get_frame_offsets): Update.
21489 (arm_expand_prologue): Update.
21490 (thumb_pushpop): Update.
21491 (thumb_exit): Update.
21492 (thumb1_expand_prologue): Update.
21493 (thumb1_expand_epilogue): Update.
21494 (arm_unwind_emit): Update.
21495 (arm_output_fn_unwind): Update.
21496 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21497 * config/arm/arm.md: Update.
21498 * config/pa/pa.md: Update.
21499 * config/pa/pa.c (legitimize_pic_address): Update.
21500 (compute_frame_size): Update.
21501 (hppa_expand_prologue): Update.
21502 (hppa_expand_epilogue): Update.
21503 (borx_reg_operand): Update.
21504 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21505 (HARD_REGNO_RENAME_OK): Update.
21506 * config/mips/mips.c (mips_global_pointer): Update.
21507 (mips_save_reg_p): Update.
21508 (mips_compute_frame_info): Update.
21509 (mips_frame_pointer_required): Update.
21510 (mips_expand_prologue): Update.
21511 (mips_expand_epilogue): Update.
21512 (mips_can_use_return_insn): Update.
21513 (mips_reorg_process_insns): Update.
21514 * config/v850/v850.c (compute_register_save_size): Update.
21515 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21516 * config/mmix/mmix.c (along): Update.
21517 (mmix_expand_epilogue): Update.
21518 * config/bfin/bfin.c (legitimize_pic_address): Update.
21519 (must_save_p): Update.
21520 (stack_frame_needed_p): Update.
21521 (add_to_reg): Update.
21522 (bfin_expand_prologue): Update.
21523 * stmt.c (expand_asm_operands): Update.
21524 * reload1.c (reload): Update.
21525 (init_elim_table): Update.
21527 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21529 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21531 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21533 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21534 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21535 (mov<mode>): Removed.
21536 (*movv4sf_internal): Likewise.
21537 (*movv2df_internal): Likewise.
21539 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21541 * config.gcc (crx-*-elf): Remove deprecation.
21543 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21545 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21546 __gcc_deregister_frame with atexit.
21547 (deregister_frame_dtor): Remove.
21549 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21550 Nathan Sidwell <nathan@codesourcery.com>
21552 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21554 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21555 (rs6000_isel): Likewise.
21556 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21557 (rs6000_isel): New variable.
21558 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21560 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21563 * c-common.c (handle_vector_size_attribute): Call
21564 lang_hooks.types.reconstruct_complex_type instead of
21565 reconstruct_complex_type.
21566 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21567 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21568 * langhooks.h (struct lang_hooks_for_types): Add
21569 reconstruct_complex_type hook.
21570 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21571 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21573 2008-04-24 Richard Guenther <rguenther@suse.de>
21575 * c-common.h (check_builtin_function_arguments): Declare.
21576 * c-common.c (validate_nargs): New function.
21577 (check_builtin_function_arguments): Likewise.
21578 * c-typeck.c (build_function_call): Call
21579 check_builtin_function_arguments.
21580 * builtins.c (fold_builtin_classify): Remove error reporting code.
21581 (fold_builtin_unordered_cmp): Likewise.
21582 (fold_builtin_1): Likewise.
21583 (fold_builtin_n): Likewise.
21585 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21587 PR tree-optimization/36008
21588 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21589 the original op1, rather than delta by step.
21591 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21592 Sebastian Pop <sebastian.pop@amd.com>
21594 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21595 eliminate_local_variables_stmt, eliminate_local_variables,
21596 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21597 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21598 of code delimited by two edges in the CFG.
21599 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21600 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21601 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21602 the case of parallelisation of reductions.
21603 (expr_invariant_in_region_p): New.
21605 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21606 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21608 2008-04-24 Ira Rosen <irar@il.ibm.com>
21609 Richard Guenther <rguenther@suse.de>
21611 PR tree-optimization/36034
21612 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21613 incapable of dealing with loads with gaps.
21615 2008-04-24 Rafael Espíndola <espindola@google.com>
21617 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21618 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21619 vrp_evaluate_conditional.
21620 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21621 (vrp_evaluate_conditional): Split the cond argument.
21622 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21623 (simplify_stmt_for_jump_threading): Update call to
21624 vrp_evaluate_conditional.
21626 2008-04-24 Ira Rosen <irar@il.ibm.com>
21628 PR tree-optimization/35982
21629 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21630 interleaved data-refs are of the same type.
21632 2008-04-24 Danny Smith <dannysmith@users.net>
21634 * c-format.c (check_format_info_main): Use strncmp rather than a
21635 magic prefix to handle multichar length specs.
21636 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21637 Don't prefix "I64" and "I32" with '\0'.
21639 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21642 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21643 in registers for -m32 only if stdarg_p (fntype).
21645 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21647 PR rtl-optimization/36006
21648 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21649 temp to op0 in order to avoid invalid rtx sharing.
21651 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21653 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21654 check TREE_INVARIANT.
21655 * tree-gimple.c (is_gimple_address): New.
21656 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21657 * tree-gimple.h (is_gimple_address): New.
21658 * tree.h (decl_address_invariant_p): New.
21659 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21660 (build_string): Likewise.
21661 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21662 (tree_invariant_p_1): Likewise.
21663 (save_expr): Use it.
21664 (tree_invariant_p): New.
21665 (skip_simple_arithmetic): Use it.
21666 (stabilize_reference_1): Use it.
21667 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21669 (build1_stat): Drop code to compute TREE_INVARIANT.
21670 (build2_stat): Drop code to compute TREE_INVARIANT.
21671 (build3_stat): Drop code to compute TREE_INVARIANT.
21672 (build4_stat): Drop code to compute TREE_INVARIANT.
21673 (build5_stat): Drop code to compute TREE_INVARIANT.
21674 (build7_stat): Drop code to compute TREE_INVARIANT.
21675 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21676 * tree.h (struct tree_base): Remove invariant_flag.
21677 (TREE_INVARIANT): Remove.
21678 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21679 (fold_builtin_expect): Check TREE_CONSTANT.
21680 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21681 * c-tree.h (c_expr_to_decl): Drop third parameter.
21682 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21683 (build_c_cast): Don't set TREE_INVARIANT.
21684 (pop_init_level): Don't set TREE_INVARIANT.
21685 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21686 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21688 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21689 (gimplify_addr_expr): Adjust comment.
21690 * tree-mudflap.c (mf_build_string):
21691 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21692 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21693 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21694 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21695 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21696 * langhooks.h (struct lang_hooks): Drop third parameter from
21699 2008-04-23 Richard Guenther <rguenther@suse.de>
21701 PR tree-optimization/27799
21702 PR tree-optimization/32921
21703 PR tree-optimization/32624
21704 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21705 SMTs aliases and the tag itself into the solution.
21706 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21707 merge the points-to solution back into the SMT aliases.
21708 (may_alias_p): Use alias_set_subset_of instead of
21709 aliases_conflict_p. A pointer which points to
21710 memory with alias set zero may access any variable.
21712 2008-04-23 Richard Guenther <rguenther@suse.de>
21714 * alias.c (alias_set_subset_of): Correctly handle asking
21715 if zero is a subset of an alias set with zero child.
21716 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21717 (compute_flow_insensitive_aliasing): Correctly walk all
21718 pointers. Do not unnecessarily union sets.
21720 2008-04-23 Richard Guenther <rguenther@suse.de>
21722 PR middle-end/36021
21723 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21725 2008-04-22 Tomas Bily <tbily@suse.cz>
21727 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21729 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21731 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21732 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21733 * tree-inline.c (estimate_num_insns_1): Likewise.
21734 * varasm.c (const_hash_1, compare_constant, copy_constant)
21735 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21736 * emit-rtl.c (component_ref_for_mem_expr)
21737 (set_mem_attributes_minus_bitpos): Likewise.
21738 * expr.c (highest_pow2_factor, expand_expr_real_1)
21739 (is_aligning_offset): Likewise.
21740 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21741 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21742 * dojump.c (do_jump): Likewise.
21743 * builtins.c (get_pointer_alignment, get_memory_rtx)
21744 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21745 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21747 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21749 PR rtl-optimization/36017
21750 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21751 expanding the library call.
21753 2008-04-22 Ian Lance Taylor <iant@google.com>
21755 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21756 than size_in_bytes.
21758 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21760 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21761 of LR/CTR moves for Power6.
21763 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21765 PR middle-end/36003
21766 * passes.c (init_optimization_passes): Remove
21767 pass_fast_rtl_byte_dce.
21769 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21772 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21773 builtin functions to generate faster code.
21774 (_mm_cvtpu16_ps): Ditto.
21775 (_mm_cvtpi32x2_ps): Ditto.
21777 2008-04-22 Nick Clifton <nickc@redhat.com>
21779 * common.opt (ftree-loop-distribution): Add Optimization
21782 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21783 (frv_expand_builtin_va_start): Likewise.
21785 * config/arm/arm.c (thumb_find_work_register): Fix location of
21786 argument register count.
21788 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21790 Support scheduling for ColdFire V1 and V3 microarchitecture.
21791 Improve scheduling of multiplication instructions.
21793 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21794 (mac): New instruction attribute.
21795 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21796 (m68k_sched_mac): New variable.
21797 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21798 Handle cfv1 and cfv3.
21799 (max_insn_size): New static variable.
21800 (struct _sched_ib): New type.
21801 (sched_ib): New static variable.
21802 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21803 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21804 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21806 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21807 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21808 new variables. Update.
21809 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21810 Add modeling of cfv3 instruction buffer. Update.
21811 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21812 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21813 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21814 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21815 a particular reservation applies to.
21816 (type2): Reorganize attribute values. Rename alu to alu_reg,
21817 alu_l to alu, move_l to omove. Join move to alu. Split mul
21818 to mul_l and mul_w.
21819 (cf_ib_*): Simplify description of instruction buffer.
21820 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21821 (cf_mem): Split into cf_mem1 and cf_mem2.
21822 (cf_v2_move_??): Rename to cfv12_alu_??.
21823 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21824 (cf_v2_mul_??): Remove reservations.
21825 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21826 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21827 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21829 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21830 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21831 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21832 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21833 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21834 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21835 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21836 expansions of the above reservations for instructions of sizes
21839 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21841 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21843 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21845 * coverage.c: Include tree-pass.h.
21846 (coverage_counter_alloc): Print da_file_name to the dump file.
21848 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21850 * sbitmap.c (sbitmap_range_empty_p): New function.
21851 * sbitmap.h (sbitmap_range_empty_p): New function.
21852 * bitmap.h: Now includes obstack.h.
21854 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21855 Kenneth Zadeck <zadeck@naturalbridge.com>
21857 * dbgcnt.def (ra_byte_scan): Added.
21858 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21859 when the last hit happens for a counter.
21860 * timevar.def (TV_DF_BYTE_LR): New variable.
21861 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21862 * passes.c (pass_fast_rtl_byte_dce): New pass.
21863 * fwprop.c (update_df): Added mode to call df_ref_create.
21864 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21865 DF_REF_EXTRACT_OFFSET.
21866 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21867 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21869 (df_ref_extract): Added mode field.
21870 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21871 DF_REF_EXTRACT_OFFSET.
21872 (DF_REF_EXTRACT_MODE): New macro.
21873 (df_byte_lr_bb_info): New structure.
21874 (df_print_byte_regset, df_compute_accessed_bytes,
21875 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21876 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21877 df_byte_lr_simulate_uses,
21878 df_byte_lr_simulate_artificial_refs_at_top,
21879 df_byte_lr_simulate_artificial_refs_at_end,
21880 df_compute_accessed_bytes): New function.
21881 (df_ref_create): Add parameter.
21882 (df_byte_lr_get_bb_info): New inline function.
21883 * df-scan.c (df_ref_record, df_uses_record,
21884 df_ref_create_structure): Added mode parameter.
21885 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21886 df_defs_record, df_uses_record, df_get_conditional_uses,
21887 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21888 df_entry_block_defs_collect, df_exit_block_uses_collect):
21889 Added mode parameter to calls to df_ref_record, df_uses_record,
21890 df_ref_create_structure.
21891 (df_ref_equal_p, df_ref_compare): Added test for modes.
21892 (df_ref_create_structure): Added code to set mode. Renamed
21893 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21894 DF_REF_EXTRACT_OFFSET.
21895 * df-core.c (df_print_byte_regset): New function.
21896 * df-byte-scan.c: New file.
21897 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21898 calls to BITMAP_FREE.
21899 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21900 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21901 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21902 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21903 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21904 df_byte_lr_local_compute, df_byte_lr_init,
21905 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21906 df_byte_lr_transfer_function, df_byte_lr_free,
21907 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21908 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21909 df_byte_lr_simulate_uses,
21910 df_byte_lr_simulate_artificial_refs_at_top,
21911 df_byte_lr_simulate_artificial_refs_at_end): New function.
21912 * dce.c (byte_dce_process_block): New function.
21913 (dce_process_block): au is now passed in rather than computed
21914 locally. Changed loops that look at artificial defs to not look
21915 for conditional or partial ones, because there never are any.
21916 (fast_dce): Now is able to drive byte_dce_process_block or
21917 dce_process_block depending on the kind of dce being done.
21918 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21919 (rest_of_handle_fast_byte_dce): New function.
21920 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21921 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21923 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21926 * gcc.h: Added fortran options that take arguments to
21927 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21930 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21932 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21933 scalarization if on the LHS and not a full access.
21935 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21937 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21939 2008-04-18 Rafael Espíndola <espindola@google.com>
21941 * tree-vrp.c (find_case_label_index): Fix the binary search.
21942 (find_case_label_range): New.
21943 (vrp_visit_switch_stmt): Use find_case_label_range.
21944 (simplify_switch_using_ranges): Use find_case_label_range.
21946 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21948 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21949 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21951 2008-04-18 Tom Tromey <tromey@redhat.com>
21954 * doc/cpp.texi (Implementation-defined behavior): Mention
21957 2008-04-18 Ian Lance Taylor <iant@google.com>
21959 * fold-const.c (pointer_may_wrap_p): New static function.
21960 (fold_comparison): Add another test for pointer overflow. Use
21961 pointer_may_wrap_p to disable some false positives.
21963 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21965 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21966 (fname_as_string): Match updated cpp_interpret_string prototype.
21967 (fix_string_type): Support char16_t* and char32_t*.
21968 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21969 derivative) nodes. Register as builtin if C++0x.
21970 (c_parse_error): Support CPP_CHAR{16,32}.
21971 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21972 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21973 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21974 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21975 CTI_CHAR32_ARRAY_TYPE>: New elements.
21976 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21977 char32_type_node, signed_char32_type_node, char16_array_type_node,
21978 char32_array_type_node): New defines.
21979 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21980 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21981 (lex_string): Support CPP_STRING{16,32}, match updated
21982 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21983 (lex_charconst): Support CPP_CHAR{16,32}.
21984 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21985 and CPP_STRING{16,32}.
21987 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21990 * aclocal.m4: Regenerate.
21991 * configure: Regenerate.
21993 2008-04-18 Jan Hubicka <jh@suse.cz>
21995 * except.c (dw2_size_of_call_site_table,
21996 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21998 * cgraphbuild.c (build_cgraph_edges): Update.
21999 * tree-pass.h: Update comment.
22000 * final.c (leaf_function_p): Update.
22001 (leaf_renumber_regs): Update.
22002 (rest_of_clean_state): Update.
22003 * omp-low.c (expand_omp_parallel): Update.
22004 * ipa-reference.c (analyze_function): Update.
22005 * reorg.c (find_end_label): Update.
22006 (optimize_skip): Update.
22007 (fill_simple_delay_slots): Update.
22008 (fill_simple_delay_slots): Update.
22009 (make_return_insns): Update.
22010 (dbr_schedule): Update.
22011 * gimple-low.c (record_vars_into): Update.
22012 * cfgbuild.c (make_edges): Update.
22013 * function.c (assign_stack_local): Update.
22014 (assign_parm_adjust_stack_rtl): Update.
22015 (locate_and_pad_parm): Update.
22016 (allocate_struct_function): Do not initialize stack_alignment_needed
22017 and preferred_stack_boundary here.
22018 (stack_protect_prologue): Update.
22019 (stack_protect_epilogue): Update.
22020 (expand_function_start): Initialize stack_alignment_needed,
22021 preferred_stack_boundary and max_jumptable_ents.
22022 (expand_function_end): Update.
22023 (free_after_compilation): Do not NULLify epilogue_delay_list.
22024 * function.h (struct rtl_data): Add stack_protect_guard,
22025 stack_alignment_needed,
22026 preferred_stack_boundary, epilogue_delay_list.
22027 (struct function): Remove value_histograms, stack_alignment_needed,
22028 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22030 unexpanded_var_list, stack_protect_guard.
22031 (current_function_epilogue_delay_list): Remove.
22032 * ipa-type-escape.c (analyze_function): Update.
22033 * gimplify.c (pop_gimplify_context): Update comment.
22034 * calls.c (expand_call): Update.
22035 (emit_library_call_value_1): Update.
22036 * except.c (set_nothrow_function_flags): Update.
22037 * cfgexpand.c (get_decl_align_unit): Update.
22038 (create_stack_guard): Update.
22039 (estimated_stack_frame_size): Update.
22040 (expand_used_vars): Update.
22041 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22042 * explow.c (allocate_dynamic_stack_space): Update.
22043 * tree-ssa-live.c (remove_unused_locals): Update.
22044 * varasm.c (mark_constant_pool): Update.
22045 * tree-inline.c (remap_decls): Update.
22046 (initialize_cfun): Update.
22047 (declare_return_variable): Update.
22048 (inline_forbidden_p): Update.
22049 (expand_call_inline): Update.
22050 (declare_inline_vars): Update.
22051 (tree_function_versioning): Update.
22052 * tree-flow.h (value_histograms): New.
22053 (VALUE_HISTOGRAMS): New macro.
22054 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22056 * tree-cfg.c (set_bb_for_stmt): Update.
22057 (replace_by_duplicate_decl): Update.
22058 (move_block_to_fn): Update.
22059 (new_label_mapper): Update.
22060 (dump_function_to_file): Update.
22061 * ipa-struct-reorg.c (build_data_structure): Update.
22062 * cfgrtl.c (print_rtl_with_bb): Update.
22063 * reload1.c (reload): Update.
22065 * config/i386/i386.c (setup_incoming_varargs_64,
22066 ix86_compute_frame_layout): Update.
22067 * config/arc/arc.c (arc_output_function_epilogue): Update.
22069 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22071 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22072 for FreeBSD as well.
22073 * gthr-posix95.h: Likewise.
22075 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22077 PR rtl-optimization/35838
22078 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22079 out the byte offset of the first subreg.
22081 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22083 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22084 to split_ti instead of three separate calls with single member arrays.
22085 (subti3 splitter): Ditto.
22086 (adddi3 splitter): Ditto with split_di.
22087 (subdi3 splitter): Ditto.
22088 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22089 two separate calls with single member arrays. Swap match_dup
22090 operands 1 and 2 to better fit into the array.
22091 (negdi2 splitter): Ditto with split_di.
22092 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22093 two separate calls with single member arrays. Swap match_dup operands
22094 6 and 7 to better fit into the array.
22096 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22098 * config/i386/i386.c (sse_builtin_type): New.
22099 (bdesc_sse_args): Likewise.
22100 (bdesc_sse_3arg): Removed.
22101 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22102 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22103 IX86_BUILTIN_ROUNDPS.
22104 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22105 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22106 IX86_BUILTIN_ROUNDPS.
22107 (ix86_expand_sse_4_operands_builtin): Removed.
22108 (ix86_expand_sse_operands_builtin): New.
22109 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22110 and CODE_FOR_sse4_1_roundps.
22111 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22112 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22114 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22117 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22118 regs before frame pop when needed. If use_backchain_to_restore_sp
22119 then load backchain into a temp reg to restore vr and vrsave. Add
22120 code to restore vr after frame pop if possible.
22122 2008-04-17 Richard Guenther <rguenther@suse.de>
22124 * tree-vn.c (expressions_equal_p): Do not check type
22125 equality or compatibility before calling operand_equal_p.
22126 * fold-const.c (operand_equal_p): Check equivalence of
22127 integer constants before bailing out due to signedness or
22128 precision differences.
22129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22130 spurious differences in type qualification. Ignore types
22131 for COMPONENT_REFs at all.
22133 2008-04-17 Christian Bruel <christian.bruel@st.com>
22135 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22136 msw_skip comparison.
22138 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22141 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22144 PR tree-optimization/35899
22145 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22146 rather than TREE_OPERAND.
22148 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22151 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22152 temporary registers. Change operand predicate to general_operand.
22153 (remainderxf3): Ditto.
22155 2008-04-16 Richard Guenther <rguenther@suse.de>
22157 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22158 * tree-affine.c (aff_combination_expand): Look through some
22161 2008-04-15 Doug Kwan <dougkwan@google.com>
22163 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22165 * tree-pretty-print.c (dump_generic_node): Ditto.
22166 * final.c (output_addr_const): Ditto.
22167 * dwarf2out.c (output_cfi): Ditto.
22168 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22169 * print-rtl.c (print_rtx): Ditto.
22170 * print-tree.c (print_node_brief, print_node): Ditto.
22171 * c-common.c (match_case_to_enum_1): Ditto.
22172 * sched-vis.c (print_value): Ditto.
22173 * config/i386/i386.c (print_operand): Cast to long unsigned int
22176 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22177 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22178 MS Windows VirtualProtect function.
22180 2008-04-15 Jan Hubicka <jh@suse.cz>
22182 * gengtype.c (write_root): Param_is argument is OK.
22183 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22184 * function.h: Include varray.h
22185 (rtl_eh): New stucture based on except.c one.
22186 (call_site_record): New forward declaration and vector type.
22187 * calls.c (emit_call_1): Do not call
22188 note_current_region_may_contain_throw.
22189 * except.c (eh_status): Remove cur_region, try_region since they are
22191 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22192 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22193 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22194 Remove call_site_data_used, call_site_data_size.
22195 Turn call_site_record into vector in function.h.
22196 (note_current_region_may_contain_throw): Remove.
22197 (get_exception_pointer, get_exception_filter): Do not take struct
22198 function argument; update.
22199 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22200 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22201 build_post_landing_pads, dw2_build_landing_pads,
22202 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22203 sjlj_emit_function_enter, sjlj_emit_function_enter,
22204 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22205 sjlj_build_landing_pads, finish_eh_generation,
22206 remove_exception_handler_label, remove_eh_handler,
22207 maybe_remove_eh_handler, add_reachable_handler,
22208 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22209 add_action_record, collect_one_action_chain, add_call_site,
22210 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22211 sjlj_output_call_site_table, output_function_exception_table,
22212 * except.h (note_current_region_may_contain_throw): Remove
22213 (get_exception_pointer, get_exception_filter): Do not take struct
22215 * Makefile.in (GTFILES): Put varargs before struct function.
22217 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22219 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22220 punt for STRING_CST.
22221 (get_constraint_for): Deal with STRING_CST here instead.
22223 2008-04-15 Richard Guenther <rguenther@suse.de>
22225 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22226 statements in a basic-block with a backward walk. Do not
22227 substitute into dead statements but instead remove those.
22229 2008-04-15 Richard Guenther <rguenther@suse.de>
22231 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22232 to zero, thus disable creation of SFTs.
22234 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22236 * tree-predcom.c (suitable_reference_p): Return false if the
22237 reference can throw.
22239 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22242 * c-decl.c (finish_decl): If extern or static var has variable
22243 size, set TREE_TYPE (decl) to error_mark_node.
22245 2008-04-15 Rafael Espíndola <espindola@google.com>
22247 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22250 2008-04-15 Richard Guenther <rguenther@suse.de>
22252 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22253 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22254 (visit_reference_op_load): Do walk vuse-vdef chains on
22255 vn_reference_lookup.
22256 (visit_reference_op_store): But do not here.
22257 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22258 vn_reference_lookup.
22259 (vn_lookup_with_vuses): But do so here.
22261 2008-04-14 Ian Lance Taylor <iant@google.com>
22263 * fold-const.c (fold_overflow_warning): Remove assertion.
22265 2008-04-15 Ben Elliston <bje@au.ibm.com>
22267 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22268 temp1 local variables.
22270 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22273 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22274 ".text.unlikely" section as executable.
22276 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22278 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22279 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22280 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22281 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22282 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22283 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22284 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22286 2008-04-14 Ian Lance Taylor <iant@google.com>
22288 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22289 * fold-const.c (fold_comparison): If appropriate, test
22290 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22291 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22292 reassociating a pointer type.
22293 * doc/invoke.texi (Optimize Options): Document that
22294 -fstrict-overflow applies to pointer wraparound.
22296 2008-04-13 Jan Hubicka <jh@suse.cz>
22298 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22300 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22302 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22303 we are going to "save the world".
22305 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22307 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22308 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22309 operand 0 constraint, not "=".
22311 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22313 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22315 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22317 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22318 of size of positions_needed * CHAR_BIT.
22320 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22322 PR middle-end/35897
22323 * dse.c (store_info): Change positions_needed to unsigned
22325 (lowpart_bitmask): New.
22326 (record_store): Cast to unsigned HOST_WIDE_INT for
22327 positions_needed. Assert width <= size of positions_needed *
22328 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22329 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22330 lowpart_bitmask to set mask.
22332 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22334 * config/bfin/constraints.md: New file.
22335 * config/bfin/bfin.md: Include it.
22336 (adddi3): Use satisfies_constraint functions instead of the old macros.
22337 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22338 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22339 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22340 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22341 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22342 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22343 EXTRA_CONSTRAINT): Delete.
22344 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22345 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22347 * config/bfin/bfin.c: Include "tm-constrs.h".
22348 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22349 Use satisfies_constraint functions instead of the old macros.
22350 * doc/md.texi (Blackfin Constraints): Update file name reference.
22352 2008-04-11 Richard Guenther <rguenther@suse.de>
22354 PR tree-optimization/35869
22355 * tree-vrp.c (execute_vrp): Move switch statement update after
22356 jump threading. Schedule another cfg cleanup run.
22358 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22361 * attribs.c (decl_attributes): Return early on errorneous node.
22363 2008-04-10 Oleg Ryjkov <olegr@google.com>
22365 * tree.h (struct tree_base): Added a new flag default_def_flag.
22366 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22368 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22370 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22372 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22375 * pa.md: Define mode iterator P. Define mode attribute dwc.
22376 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22377 (icacheflush): Likewise.
22378 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22379 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22381 2008-04-11 Ben Elliston <bje@au.ibm.com>
22383 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22385 2008-04-10 Rafael Espíndola <espindola@google.com>
22387 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22388 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22389 (extract_range_from_expr): The same.
22391 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22393 * config/mips/mips.md (GPR2): New mode iterator.
22394 (seq): Add comment.
22395 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22396 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22397 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22398 Rewrite these to take two modes, the mode of comparison and the
22399 mode of the destination.
22400 * config/mips/mips.c (mips_expand_scc): Instead of having
22401 paradoxical subreg as destination, expand "narrowing" scc if mode
22402 of comparison is SI and target is requested in DI mode.
22403 (mips_emit_int_order_test): Update comment. Make mode of
22404 comparison match CMP0 rather than TARGET. When creating inverse
22405 target use mode of TARGET.
22407 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22409 * gcov-dump.c (tag_summary): Only print summaries for the first
22410 GCOV_COUNTERS_SUMMABLE counters.
22412 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22414 * config/i386/i386.md (absneg): New code iterator.
22415 (absnegprefix): New code attribute.
22416 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22417 patterns using absneg code iterator.
22418 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22419 using absneg code iterator.
22420 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22421 *neg<mode>2 patterns using absneg code iterator.
22422 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22423 *negextendsfdf2 patterns using absneg code iterator.
22424 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22425 *negextendsfxf2 patterns using absneg code iterator.
22426 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22427 *negextendsfdf2 patterns using absneg code iterator.
22428 * config/i386/sse.md (<code><mode>2): Macroize expander from
22429 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22431 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22433 * config/s390/s390.h: Remove the remains of the recent search
22434 & replace action of current_function_outgoing_args_size.
22436 2008-04-10 Ira Rosen <irar@il.ibm.com>
22438 PR tree-optimization/35821
22439 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22440 NEW_STMT_LIST is not NULL.
22442 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22445 * toplev.c (process_options): Remove -ffunction-sections debugging
22448 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22450 PR middle-end/PR28690
22451 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22452 than gen_rtx_fmt_ee to perform more canonicalizations.
22454 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22457 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22459 2008-04-09 Richard Guenther <rguenther@suse.de>
22461 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22462 (dump_function_to_file): Dump function arguments with types.
22464 2008-04-08 Richard Guenther <rguenther@suse.de>
22466 * fold-const.c (fold_widened_comparison): Do not allow
22467 sign-changes that change the result.
22469 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22472 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22473 kinds of indirect references.
22475 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22477 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22478 GNU Fortran language string.
22480 2008-04-08 Rafael Espíndola <espindola@google.com>
22482 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22483 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22484 * tree.h (tree_call_nonnegative_warnv_p): New.
22486 2008-04-08 Jan Hubicka <jh@suse.cz>
22488 * function.c (free_after_compilation): Clear out regno_reg_rtx
22491 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22494 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22496 PR middle-end/PR28690
22497 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22498 same precedence as REG_POINTER and MEM_POINTER operands.
22500 2008-04-08 Richard Guenther <rguenther@suse.de>
22502 PR middle-end/35834
22503 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22504 for adding index to base.
22506 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22508 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22509 (MINGW_ENABLE_EXECUTE_STACK): New.
22510 (IN_LIBGCC2): For libgcc include windows.h file for
22511 function declarations.
22513 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22515 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22516 and tem2 if tem1 is not a REG or MULT.
22518 2008-04-08 Jan Hubicka <jh@suse.cz>
22520 * function.h (incomming_args): Break out of struct function.
22521 (function_subsections): Break out of struct function.
22522 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22523 return_rtx and hard_reg_initial_vals from struct function.
22524 Kill inl_max_label_num.
22525 (current_function_pops_args, current_function_args_info,
22526 current_function_args_size, current_function_args_size,
22527 current_function_pretend_args_size,
22528 current_function_outgoing_args_size,
22529 current_function_internal_arg_pointer, current_function_return_rtx):
22530 Kill compatibility accestor macros.
22531 * builtins.c (expand_builtin_apply_args_1): Update.
22532 (expand_builtin_next_arg): Update.
22533 * df-scan.c (df_get_call_refs): Update.
22534 * dbxout.c (dbxout_function_end): Update.
22535 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22536 (output_line_info): Update.
22537 (secname_for_decl): Update.
22538 (dwarf2out_var_location): Update.
22539 * function.c (free_after_compilation): Update.
22540 (assign_parm_find_stack_rtl): Update.
22541 (assign_parms): Update.
22542 (expand_dummy_function_end): Update.
22543 (expand_function_end): Update.
22544 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22545 (expand_call): Update.
22546 (emit_library_call_value_1): Update.
22547 (store_one_arg): Update.
22548 * varasm.c (initialize_cold_section_name): Update.
22549 (unlikely_text_section): Update.
22550 (unlikely_text_section_p): Update.
22551 (assemble_start_function): Update.
22552 (assemble_end_function): Update.
22553 (default_section_type_flags): Update.
22554 (switch_to_section): Update.
22555 * integrate.c (set_decl_abstract_flags): Update.
22556 (get_hard_reg_initial_val): Update.
22557 (has_hard_reg_initial_val): Update.
22558 (allocate_initial_values): Update.
22559 * resource.c (init_resource_info): Update.
22560 * config/alpha/alpha.c (NUM_ARGS): Update.
22561 (direct_return): Update.
22562 (alpha_va_start): Update.
22563 (alpha_sa_size): Update.
22564 (alpha_initial_elimination_offset): Update.
22565 (alpha_expand_prologue): Update.
22566 (alpha_start_function): Update.
22567 (alpha_expand_epilogue): Update.
22568 (unicosmk_initial_elimination_offset):
22569 * config/alpha/alpha.md (call expander): Update.
22570 * config/s390/s390.c (s390_register_info): Update.
22571 (s390_register_info): Update.
22572 (s390_frame_info): Update.
22573 (s390_initial_elimination_offset): Update.
22574 (s390_build_builtin_va_list): Update.
22575 (s390_va_start): Update.
22576 * config/spu/spu.c (direct_return): Update.
22577 (spu_expand_prologue): Update.
22578 (spu_initial_elimination_offset): Update.
22579 (spu_build_builtin_va_list): Update.
22580 (spu_va_start): Update.
22581 * config/sparc/sparc.c (sparc_init_modes): Update.
22582 (sparc_compute_frame_size): Update.
22583 (function_value): Update.
22584 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22585 * config/i386/i386.md (return expander): Update.
22586 * config/i386/i386.c (ix86_va_start): Update.
22587 (ix86_can_use_return_insn_p): Update.
22588 (ix86_compute_frame_layout): Update.
22589 (ix86_expand_epilogue): Update.
22590 * config/sh/sh.c (output_stack_adjust): Update.
22591 (calc_live_regs): Update.
22592 (sh_expand_prologue): Update.
22593 (sh_builtin_saveregs): Update.
22594 (sh_va_start): Update.
22595 (initial_elimination_offset): Update.
22596 (sh_allocate_initial_value): Update.
22597 (sh_function_ok_for_sibcall): Update.
22598 (sh_get_pr_initial_val): Update.
22599 * config/sh/sh.md (return expander): Update.
22600 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22601 * config/crx/crx.c (crx_compute_frame): UPdate.
22602 (crx_initial_elimination_offset): UPdate.
22603 * config/xtensa/xtensa.c (compute_frame_size): Update
22604 (xtensa_builtin_saveregs): Update.
22605 (xtensa_va_start): Update.
22606 (order_regs_for_local_alloc): Update.
22607 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22608 (xstormy16_expand_builtin_va_start): Update.
22609 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22610 * config/m68hc11/m68hc11.md (return expanders): Update.
22611 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22612 (expand_epilogue): Update.
22613 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22614 (cris_simple_epilogue): Update.
22615 (cris_expand_prologue): Update.
22616 (cris_expand_epilogue): Update.
22617 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22618 (compute_frame_size): Update.
22619 * config/mt/mt.c (mt_compute_frame_size): Update.
22620 * config/mn10300/mn10300.c (expand_prologue): Update.
22621 (expand_epilogue): Update.
22622 (initial_offset): Update.
22623 (mn10300_builtin_saveregs):
22624 * config/mn10300/mn10300.md (return expander): Update.
22625 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22626 (ia64_initial_elimination_offset): Update.
22627 (ia64_initial_elimination_offset): Update.
22628 (ia64_expand_prologue): Update.
22629 * config/m68k/m68k.md (return expander): Update.
22630 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22631 (rs6000_stack_info): Update.
22632 * config/mcore/mcore.c (layout_mcore_frame): Update.
22633 (mcore_expand_prolog): Update.
22634 * config/arc/arc.c (arc_compute_frame_size): Update.
22635 * config/score/score3.c (score3_compute_frame_size): Update.
22636 * config/score/score7.c (score7_compute_frame_size): Update.
22637 * config/arm/arm.c (use_return_insn): Update.
22638 (thumb_find_work_register): Update.
22639 (arm_compute_save_reg_mask): Update.
22640 (arm_output_function_prologue): Update.
22641 (arm_output_epilogue): Update.
22642 (arm_size_return_regs): Update.
22643 (arm_get_frame_offsets): Update.
22644 (arm_expand_prologue): Update.
22645 (thumb_exit): Update.
22646 (thumb_unexpanded_epilogue): Update.
22647 (thumb1_output_function_prologue): Update.
22648 * config/pa/pa.md (return expander): Update.
22649 * config/pa/pa.c (compute_frame_size): Update.
22650 (hppa_builtin_saveregs): Update.
22651 * config/mips/mips.c (mips_va_start): Update.
22652 (mips16_build_function_stub): Update.
22653 (mips_compute_frame_info): Update.
22654 (mips_restore_gp): Update.
22655 (mips_output_function_prologue): Update.
22656 (mips_expand_prologue): Update.
22657 * config/v850/v850.c (compute_frame_size): Update.
22658 (expand_prologue): * config/mmix/mmix.c (along): update.
22659 (mmix_initial_elimination_offset): update.
22660 (mmix_reorg): update.
22661 (mmix_use_simple_return): update.
22662 (mmix_expand_prologue): update.
22663 (mmix_expand_epilogue): Update.
22664 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22665 (emit_link_insn): Update.
22667 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22669 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22670 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22672 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22675 2008-04-07 Jan Hubicka <jh@suse.cz>
22677 * function.h (rtl): Rename to x_rtl.
22678 (crtl): New define.
22679 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22680 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22681 used_temp_slots avail_temp_slots, temp_slot_level,
22682 nonlocal_goto_handler_labels): Update accesstors.
22683 (rtl): New global variable.
22684 (struct function): Move some fileds to rtl_data.
22685 (get_arg_pointer_save_area): Update prototype.
22686 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22687 get_arg_pointer_save_area.
22688 * expr.c (init_expr): Update
22689 * function.c (get_frame_size): Update
22690 (assign_stack_local): Update
22691 (expand_function_end): Update.
22692 (get_art_pointer_save_area): Update
22694 * emit-rtl.c (rtl): Declare.
22695 (regno_reg_rtx): Declare.
22696 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22698 (gen_reg_rtx): Update.
22699 * varasm.c (n_deferred_constatns): Update accestor.
22700 (init_varasm_status): Do not allocate varasm_status.
22701 (force_const_mem, get_pool_size, output_constant_pool): Update.
22702 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22703 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22704 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22705 * sparc/sparc.h (INIT_EXPANDERS): Update.
22706 * ia64/ia64.h (INIT_EXPANDERS): Update.
22708 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22710 * reload.c (push_secondary_reload): Add missing break to for loop.
22712 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22714 PR middle-end/PR28690
22715 * rtlanal.c: Update copyright years.
22716 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22717 as REG_POINTER and MEM_POINTER operands.
22718 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22719 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22720 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22721 * gcse.c: Update copyright years.
22722 (pre_delete): Call gen_reg_rtx_and_attrs.
22723 (hoist_code): Likewise.
22724 (build_store_vectors): Likewise.
22725 (delete_store): Likewise.
22726 * loop-invariant.c (move_invariant_reg): Likewise.
22727 Update copyright years.
22729 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22732 control string instead of quoted.
22734 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22736 * doc/rtl.texi: Rewrite of subreg section.
22738 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22741 * config/i386/i386.c (legitimize_pic_address): Add treating
22742 of dllimport SYM_REF's.
22743 (legitimize_dllimport_symbol): Add prototype.
22745 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22747 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22748 reference in constructor with non self-referential type.
22750 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22752 Removal of Return with Depressed Stack Pointer support
22753 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22754 (ECF_SP_DEPRESSED): Likewise.
22755 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22756 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22757 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22758 (expand_call): Do not test ECF_SP_DEPRESSED.
22759 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22760 * function.c (keep_stack_depressed): Delete.
22761 (handle_epilogue_set): Likewise.
22762 (update_epilogue_consts): Likewise.
22763 (emit_equiv_load): Likewise.
22764 (thread_prologue_and_epilogue_insns): Remove support for Return with
22765 Depressed Stack Pointer.
22766 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22768 2008-04-06 Richard Guenther <rguenther@suse.de>
22770 PR tree-optimization/35400
22771 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22772 information from SSA_NAMEs.
22774 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22776 * config/avr/avr.h (avr_mega_p): Remove declaration.
22777 (AVR_MEGA): Remove macro.
22778 * config/avr/avr.c (avr_mega_p): Remove variable.
22779 (avr_override_options): Remove inicializion of avr_mega_p.
22780 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22781 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22782 (avr_jump_mode): (Ditto.).
22783 (avr_output_progmem_section_asm_op): (Ditto.).
22784 (avr_asm_init_sections): (Ditto.).
22785 (avr_asm_init_sections): (Ditto.).
22786 (avr_rtx_costs): (Ditto.).
22787 * config/avr/avr.md: (Ditto.).
22788 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22791 2008-04-06 Richard Guenther <rguenther@suse.de>
22793 PR tree-optimization/35842
22794 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22795 is_gimple_invariant_address.
22797 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22799 * gcc.c (default_compilers): Sync Fortran extensions list with
22800 that in fortran/lang-specs.h.
22801 * doc/invoke.texi: Likewise.
22802 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22803 * dwarf2out.c (gen_compile_unit_die): Likewise.
22805 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22807 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22809 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22812 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22813 attribute is used for nested functions.
22815 2008-04-05 Jan Hubicka <jh@suse.cz>
22817 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22819 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22821 (dump_files): Update.
22822 (enable_rtl_dump_file): Do not accept letter argument.
22823 * tree-pass.h (dump_file_info): Remove letter argument.
22824 * toplev.c (decode_d_option): Update -da handling.
22825 * toplev.h (enable_rtl_dump_file): Update prototype.
22826 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22827 it out based on pass type.
22828 (register_dump_files_1): Likewise.
22829 (init_optimization_passes): Update register_one_dump_file calls.
22830 (execute_one_pass): Sanity check that IPA passes are called at IPA
22831 level and RTL passes at RTL level.
22832 (execute_pass_list): IPA pass can not be after or subpass of
22834 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22835 disallov RTL subpasses of IPA subpasses.
22837 2008-04-05 Ben Elliston <bje@au.ibm.com>
22839 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22840 builtins that return exactly once and do not throw. Cache call to
22843 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22845 PR rtl-optimization/34916
22846 PR middle-end/35519
22847 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22848 between instruction pairs.
22850 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22852 * doc/invoke.texi: Document -mbitops for SH.
22853 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22854 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22855 * config/sh/sh.c (print_operand): Add %t operand code.
22856 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22857 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22858 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22859 (extendqihi2): Likewise.
22860 (movqi_i): Likewise.
22861 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22862 (extv): Use bld instruction for SH2A if possible.
22864 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22865 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22866 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22867 (bset.b, bclr.b): Define peepholes.
22868 * config/sh/sh.opt (mbitops): New option.
22870 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22873 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22874 and view convert expression.
22876 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22879 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22881 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22883 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22885 * config/i386/cpuid.h (bit_AES): New.
22886 (bit_PCLMUL): Likewise.
22888 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22889 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22890 SSE2 if AES or PCLMUL is enabled.
22891 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22892 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22893 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22894 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22895 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22896 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22897 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22898 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22899 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22900 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22901 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22902 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22903 __builtin_ia32_aeskeygenassist128 and
22904 __builtin_ia32_pclmulqdq128.
22905 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22906 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22907 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22909 * config/i386/i386.h (TARGET_AES): New.
22910 (TARGET_PCLMUL): Likewise.
22911 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22913 * config/i386/i386.md (UNSPEC_AESENC): New.
22914 (UNSPEC_AESENCLAST): Likewise.
22915 (UNSPEC_AESDEC): Likewise.
22916 (UNSPEC_AESDECLAST): Likewise.
22917 (UNSPEC_AESIMC): Likewise.
22918 (UNSPEC_AESKEYGENASSIST): Likewise.
22919 (UNSPEC_PCLMUL): Likewise.
22921 * config/i386/i386.opt (maes): New.
22922 (mpclmul): Likewise.
22924 * config/i386/sse.md (aesenc): New pattern.
22925 (aesenclast): Likewise.
22926 (aesdec): Likewise.
22927 (aesdeclast): Likewise.
22928 (aesimc): Likewise.
22929 (aeskeygenassist): Likewise.
22930 (pclmulqdq): Likewise.
22932 * config/i386/wmmintrin.h: New.
22934 * doc/extend.texi: Document AES and PCLMUL built-in function.
22936 * doc/invoke.texi: Document -maes and -mpclmul.
22938 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22940 * function.c (free_after_parsing): Replace with
22941 cxx_push_function_context from C++ front-end.
22942 (allocate_struct_function): Don't call langhook.
22943 * langhooks.h (struct lang_hooks_for_functions): Delete.
22944 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22946 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22947 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22948 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22949 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22950 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22951 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22952 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22954 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22955 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22957 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22960 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22963 2008-04-04 Richard Guenther <rguenther@suse.de>
22965 PR middle-end/35823
22966 * fold-const.c (optimize_minmax_comparison): Use the correct
22967 type for the constant in the simplified comparison.
22969 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22971 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22972 Pass L2 size as "--param l2-cache-size" to the compiler.
22973 (decode_l2_cache): New function to decode L2 cache parameters using
22974 0x8000006 extended cpuid function.
22975 (detect_caches_amd): Determine parameters of L2 cache using
22976 decode_l2_caches function.
22977 (decode_caches_intel): Decode L2 cache parameters.
22978 (detect_caches_intel): Determine L2 cache parameters using
22979 decode_caches_intel and decode_l2_caches functions.
22981 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22983 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22984 secondary input reload for subword loads from the constant pool.
22986 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22989 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22990 constants of the appropriate size for runtime calculations.
22993 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22994 decimal-float literal constant zero.
22996 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22999 * c-parser.c (c_parser_omp_atomic): Call
23000 default_function_array_conversion on the RHS.
23002 PR middle-end/35818
23003 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23004 call is_variable_sized if decl has incomplete type.
23006 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23008 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23010 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23012 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23014 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23015 (sgt<u>): Merge sgt and sgtu into new expander.
23016 (sgt, sgtu): Remove expanders.
23017 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23018 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23019 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23020 *sgtu_<mode>_mips16 into new pattern.
23021 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23022 (sge<u>): Merge sge and sgeu into new expander.
23023 (sge, sgeu): Remove expanders.
23024 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23026 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23027 (slt<u>): Merge slt and sltu into new expander.
23028 (slt, sltu): Remove expanders.
23029 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23030 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23031 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23032 *sltu_<mode>_mips16 into new pattern.
23033 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23034 (sle<u>): Merge sle and sleu into new expander.
23035 (sle, sleu): Remove expanders.
23036 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23037 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23038 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23039 *sleu_<mode>_mips16 into new pattern.
23040 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23042 2008-04-03 Jan Hubicka <jh@suse.cz>
23044 PR tree-optimization/35795
23045 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23046 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23047 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23048 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23049 * score/score3.c (score3_output_mi_thunk): Likewise.
23050 * score/score7.c (score7_output_mi_thunk): Likewise.
23051 * mips/mips.c (mips_output_mi_thunk): Likewise.
23053 2008-04-03 Richard Guenther <rguenther@suse.de>
23055 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23056 conversions. Simplify code.
23058 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23060 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23062 2008-04-03 Tom Tromey <tromey@redhat.com>
23063 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23065 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23066 * config/bfin/t-bfin-linux (generated_files): Add
23067 linux-sysroot-suffix.h.
23068 * doc/install.texi (Prerequisites): Require make 3.80.
23069 * doc/sourcebuild.texi (Front End Directory): Document new
23071 * Makefile.in (generated_files): New variable.
23072 (ALL_HOST_OBJS): New variable.
23073 ($(ALL_HOST_OBJS)): New target.
23075 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23077 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23078 (remap_block): Call id->transform_lang_insert_block instead
23080 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23081 Set id.transform_lang_insert_block to NULL.
23082 (clone_body): Move to cp/optimize.c
23083 * tree-inline.h (struct copy_body_data): Change
23084 transform_lang_insert_block to function pointer.
23085 (copy_generic_body, copy_decl_no_change): Export.
23086 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23087 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23088 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23090 * c-tree.h (insert_block): Kill.
23091 * c-decl.c (insert_block): Kill.
23093 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23095 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23096 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23097 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23099 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23100 argument, call {push,pop}_function_context from here.
23101 * c-parser.c: Use c_{push,pop}_function_context.
23103 * function.c (push_function_context_to): Move meat ...
23104 (push_function_context): ... here. Simplify.
23105 * function.c (pop_function_context_from): Move meat ...
23106 (pop_function_context): ... here. Simplify.
23107 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23109 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23110 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23111 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23112 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23114 2008-04-03 Ben Elliston <bje@au.ibm.com>
23116 * expmed.c (extract_force_align_mem_bit_field): Remove.
23118 2008-04-03 Richard Guenther <rguenther@suse.de>
23120 PR middle-end/35800
23121 * expr.h (try_casesi): Adjust prototype.
23122 * expr.c (try_casesi): Take fallback label as extra parameter.
23123 Use that for gen_casesi if default_label is NULL.
23124 * stmt.c (expand_case): Pass fallback label to try_casesi,
23125 make sure to fill gaps with a fallback label if default_label
23128 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23131 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23133 2008-04-03 Ben Elliston <bje@au.ibm.com>
23135 * expmed.c (extract_split_bit_field): Remove if (0) code.
23136 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23137 (do_ds_constraint): Likewise.
23139 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23141 * doc/cppopts.texi (-dU): Document.
23142 * c-common.h (flag_dump_macros): Update comment.
23143 * c-opts.c (handle_OPT_d): Handle -dU.
23144 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23145 dump_queued_macros, cb_used_define, cb_used_undef): New.
23146 (init_pp_output): Handle -dU.
23147 (cb_line_change): Call dump_queued_macros.
23148 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23150 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23152 * config/avr/predicates.md (io_address_operand): New predicate.
23153 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23154 * config/avr/avr.c (avr_io_address_p): Remove function.
23155 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23156 'avr_io_address_p' function.
23157 (out_movhi_r_mr): (Ditto.).
23158 (out_movqi_mr_r): (Ditto.).
23159 (out_movhi_mr_r): (Ditto.).
23160 (avr_address_cost): (Ditto.).
23162 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23164 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23165 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23166 in 32bit mode when XMM registers are available to avoid store
23168 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23169 corresponding post-reload splitters.
23171 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23173 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23174 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23175 __builtin_ia32_roundss.
23176 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23177 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23178 __builtin_ia32_roundss.
23179 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23180 IX86_BUILTIN_SHUFPD here.
23182 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23184 * config/i386/i386.md (plogic): New.
23185 (plogicprefix): Likewise.
23187 * config/i386/mmx.md (mmx_<code><mode>3): New.
23188 (mmx_and<mode>3): Removed.
23189 (mmx_ior<mode>3): Likewise.
23190 (mmx_xor<mode>3): Likewise.
23192 * config/i386/sse.md (<code><mode>3): New.
23193 (*<code><mode>3): Likewise.
23194 (*<code><mode>3): Likewise.
23195 (<code><mode>3): Likewise.
23196 (*sse_<code><mode>3): Likewise.
23197 (*sse2_<code><mode>3): Likewise.
23198 (<code>tf3): Likewise.
23199 (*<code>tf3): Likewise.
23200 (and<mode>3): Likewise.
23201 (*and<mode>3): Likewise.
23202 (ior<mode>3): Removed.
23203 (*ior<mode>3): Likewise.
23204 (xor<mode>3): Likewise.
23205 (*xor<mode>3): Likewise.
23206 (*and<mode>3): Likewise.
23207 (*ior<mode>3): Likewise.
23208 (*xor<mode>3): Likewise.
23209 (and<mode>3): Likewise.
23210 (*sse_and<mode>3): Likewise.
23211 (*sse2_and<mode>3): Likewise.
23212 (andtf3): Likewise.
23213 (*andtf3): Likewise.
23214 (ior<mode>3): Likewise.
23215 (*sse_ior<mode>3): Likewise.
23216 (*sse2_ior<mode>3): Likewise.
23217 (iortf3): Likewise.
23218 (*iortf3): Likewise.
23219 (xor<mode>3): Likewise.
23220 (*sse_xor<mode>3): Likewise.
23221 (*sse2_xor<mode>3): Likewise.
23222 (xortf3): Likewise.
23223 (*xortf3): Likewise.
23225 2008-04-02 Richard Guenther <rguenther@suse.de>
23227 PR tree-optimization/14495
23228 PR tree-optimization/34793
23229 * tree-vrp.c (struct switch_update): New structure.
23230 (to_remove_edges, to_update_switch_stmts): New VECs.
23231 (simplify_switch_using_ranges): New function. Remove not taken
23232 case labels and edges.
23233 (simplify_stmt_using_ranges): Call it.
23234 (identify_jump_threads): Mark edges we have queued for removal
23235 so we don't thread them.
23236 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23238 * tree-cfg.c (group_case_labels): Deal with missing default label.
23239 (tree_verify_flow_info): Allow missing default label.
23240 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23241 (emit_case_nodes): Likewise.
23242 (expand_case): Do not rely on the default label to be present.
23243 * expr.c (try_casesi): Deal with NULL default_label.
23244 (do_tablejump): Likewise.
23246 2008-04-02 Richard Guenther <rguenther@suse.de>
23248 PR tree-optimization/14495
23249 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23250 SWITCH_EXPR here ...
23251 (vrp_visit_switch_stmt): ... but here (new function).
23252 (find_case_label_index): New helper function.
23253 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23255 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23257 * fwprop.c: Fix ISO-C99ism.
23259 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23262 * Makefile.in (objdir): Set it here.
23263 * configure.ac: Not here. Find dynamic linker characteristics.
23264 * exec-tool.in: Use them.
23265 * aclocal.m4: Regenerate.
23266 * configure: Regenerate.
23268 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23270 * expr.c (expand_var): Delete it.
23271 * expr.h (expand_var): Delete prototype.
23272 * function.c (expand_function_start): Use expand_decl instead.
23273 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23276 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23278 PR rtl-optimization/35542
23279 * fwprop.c (forward_propagate_and_simplify): Replace
23280 loc_reg_mentioned_in_p with reg_mentioned_p.
23282 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23284 PR rtl-optimization/35281
23285 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23286 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23287 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23288 (varying_mem_p): Move above propagate_rtx.
23289 (all_uses_available_at): Do not check MEMs.
23291 2008-04-02 Rafael Espíndola <espindola@google.com>
23293 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23294 (register_edge_assert_for_2): Split the cond argument.
23295 (register_edge_assert_for_1): Adjust for the change in
23296 register_edge_assert_for_2.
23297 (register_edge_assert_for): Split the cond argument.
23298 (find_switch_asserts): Adjust for the change in
23299 register_edge_assert_for.
23301 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23303 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23304 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23305 offsets for 64-bit mingw.
23306 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23307 abi for x86_64-pc-mingw.
23309 2008-04-02 Richard Guenther <rguenther@suse.de>
23311 * tree-vrp.c (extract_range_from_assert): Make sure to not
23312 produce range min/max with TREE_OVERFOW set.
23313 If merging a anti-range and a range keep the anti-range if
23314 the range covers all values of the type.
23315 (register_edge_assert_for_2): Only allow sign-changing
23316 conversions in detecting canonical range checks. Also
23317 register an assert for the unsigned name if useful.
23319 PR tree-optimization/35787
23320 * tree-vrp.c (vrp_val_max): New function.
23321 (vrp_val_min): Likewise.
23322 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23323 (vrp_val_is_min): Likewise.
23324 (supports_overflow_infinity): Use vrp_val_{min,max}.
23325 (negative_overflow_infinity): Likewise.
23326 (positive_overflow_infinity): Likewise.
23327 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23328 (is_positive_overflow_infinity): Likewise.
23329 (is_overflow_infinity): Likewise.
23330 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23331 vrp_val_is_{min,max}.
23332 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23333 to ranges if possible. Avoid empty ranges.
23335 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23337 PR middle-end/35705
23338 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23339 the expression is a function address.
23341 2008-04-01 George Helffrich <george@gcc.gnu.org>
23343 PR fortran/35154, fortran/23057
23344 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23345 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23346 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23347 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23349 (dbxout_syms): Check for COMMON-based symbol and wrap in
23350 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23351 in bracket for efficiency.
23353 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23354 using DW_TAG_common_block + member offset.
23355 (add_pubname_string): New function.
23356 (dw_expand_expr): New function to find block name and offset for
23358 (common_check): New function to check whether symbol in Fortran COMMON.
23359 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23361 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23364 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23366 2008-04-02 Ben Elliston <bje@au.ibm.com>
23368 * config/v850/v850.md (casesi): Remove if (0) code.
23369 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23370 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23372 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23374 * config/i386/i386.md (rex64suffix): New mode attribute.
23375 (floathi<mode>2): Disable expander for SSE math.
23376 (*floathi<mode>2_1): New insn insn_and_split pattern.
23377 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23378 corresponding post-reload splitters.
23379 (*floathi<mode>2_i387): New macroized insn pattern.
23380 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23381 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23382 insn_and_split pattern.
23383 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23384 New macroized instruction patterns and corresponding post-reload
23386 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23387 and corresponding post-reload splitters.
23388 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23389 New macroized instruction patterns.
23390 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23391 macroized instruction patterns and corresponding post-reload splitters.
23392 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23393 corresponding post-reload splitters.
23394 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23395 New macroized instruction patterns.
23396 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23397 corresponding post-reload splitters.
23398 (*floatsi<mode>2_i387): New macroized instruction patterns.
23400 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23402 * config/i386/i386.md (smaxmin): New.
23403 (umaxmin): Likewise.
23404 (maxminiprefix): Likewise.
23405 (maxminfprefix): Likewise.
23406 (<code><mode>3): Likewise.
23407 (smin<mode>3): Removed.
23408 (smax<mode>3): Likewise.
23410 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23411 (mmx_<code>v4hi3): Likewise.
23412 (mmx_<code>v8qi3): Likewise.
23413 (mmx_smaxv2sf3): Removed.
23414 (mmx_sminv2sf3): Likewise.
23415 (mmx_umaxv8qi3): Likewise.
23416 (mmx_smaxv4hi3): Likewise.
23417 (mmx_uminv8qi3): Likewise.
23418 (mmx_sminv4hi3): Likewise.
23420 * config/i386/sse.md (<addsub><mode>3): New.
23421 (*<addsub><mode>3): Likewise.
23422 (<sse>_vm<addsub><mode>3): Likewise.
23423 (<maxmin><mode>3): Likewise.
23424 (*<maxmin><mode>3_finite): Likewise.
23425 (*<maxmin><mode>3): Likewise.
23426 (<sse>_vm<maxmin><mode>3): Likewise.
23427 (sse3_h<addsub>v4sf3): Likewise.
23428 (sse3_h<addsub>v2df3): Likewise.
23429 (<maxmin>v16qi3): Likewise.
23430 (*<maxmin>v16qi3): Likewise.
23431 (<maxmin>v8hi3): Likewise.
23432 (*<maxmin>v8hi3): Likewise.
23433 (*sse4_1_<maxmin><mode>3): Likewise.
23434 (*sse4_1_<maxmin><mode>3): Likewise.
23435 (add<mode>3): Removed.
23436 (*add<mode>3): Likewise.
23437 (<sse>_vmadd<mode>3): Likewise.
23438 (sub<mode>3): Likewise.
23439 (*sub<mode>3): Likewise.
23440 (<sse>_vmsub<mode>3): Likewise.
23441 (smin<mode>3): Likewise.
23442 (*smin<mode>3_finite): Likewise.
23443 (*smin<mode>3): Likewise.
23444 (<sse>_vmsmin<mode>3): Likewise.
23445 (smax<mode>3): Likewise.
23446 (*smax<mode>3_finite): Likewise.
23447 (*smax<mode>3): Likewise.
23448 (<sse>_vmsmax<mode>3): Likewise.
23449 (sse3_haddv4sf3): Likewise.
23450 (sse3_haddv2df3): Likewise.
23451 (sse3_hsubv4sf3): Likewise.
23452 (sse3_hsubv2df3): Likewise.
23453 (umaxv16qi3): Likewise.
23454 (*umaxv16qi3): Likewise.
23455 (smaxv8hi3): Likewise.
23456 (*smaxv8hi3): Likewise.
23457 (*sse4_1_smax<mode>3): Likewise.
23458 (*sse4_1_umax<mode>3): Likewise.
23459 (uminv16qi3): Likewise.
23460 (*uminv16qi3): Likewise.
23461 (sminv8hi3): Likewise.
23462 (*sminv8hi3): Likewise.
23463 (*sse4_1_smin<mode>3): Likewise.
23464 (*sse4_1_umin<mode>3): Likewise.
23466 2008-04-01 Rafael Espíndola <espindola@google.com>
23468 * tree-cfg.c (verify_expr): remove in_phi.
23469 (verify_stmt): Don't call walk_tree with verify_expr. Use
23470 is_gimple_min_invariant instead of is_gimple_val.
23472 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23474 * doc/include/gpl_v3.texi: Update for manpage generation.
23475 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23477 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23478 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23479 gpl_v3.texi instead of gpl.texi.
23482 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23485 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23487 2008-04-01 Rafael Espíndola <espindola@google.com>
23489 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23490 (extract_code_and_val_from_cond): Use
23491 extract_code_and_val_from_cond_with_ops.
23493 2008-04-01 Jan Hubicka <jh@suse.cz>
23495 * function.c (free_after_compilation): Free epilogue_delay_list.
23496 (prepare_function_start): Assert that previous compilation was freed.
23498 2008-04-01 Jan Hubicka <jh@suse.cz>
23499 Jim Wilson <wilson@tuliptree.org>
23500 Andreas Tobler <andreast@gcc.gnu.org>
23502 PR middle-end/35781
23503 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23504 rtl.emit instead cfun->emit.
23505 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23506 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23508 2008-04-01 Ben Elliston <bje@au.ibm.com>
23510 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23512 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23514 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23516 (fprofile-use): Add var flag_profile_use
23517 * coverage.c (coverage_begin_output): Do not open a gcno file for
23518 output only if -ftest-coverage is set.
23519 Do not add getpwd() to gcda file path.
23520 (build_gcov_info): Check the new flag
23521 flag_profile_datafile_relative_path.
23522 (coverage_init): Use profile_data_prefix.
23523 Read profile counter only if flag_profile_use is set.
23524 * opts.c (common_handle_option): New option fprofile-use=,
23525 fprofile-dir=, fprofile-generate=.
23526 * toplev.c (profile_data_prefix): New variable definition.
23527 * toplev.h (profile_data_prefix): New declaration.
23528 * doc/invoke.tex (Option Summary, Optimization Options):
23531 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23533 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23534 use tmp consistently.
23537 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23538 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23539 UNSPEC_FR_RECIP_APPROX_RES.
23540 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23542 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23545 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23547 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23549 PR middle-end/30186
23550 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23551 element of the vector via a pointer.
23553 2008-03-31 Ian Lance Taylor <iant@google.com>
23555 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23557 2008-03-31 Jan Hubicka <jh@suse.cz>
23559 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23560 get_arg_pointer_save_area.
23561 * expr.c (init_expr): Just clear out rtl.expr.
23562 * function.c (free_after_compilation): Clear out whole RTL structure.
23563 (get_func_frame_size): Merge into ...
23564 (get_frame_size): ... this one.
23565 (assign_stack_local_1): Merge into ...
23566 (assign_stack_local): ... this one.
23567 (expand_function_end): Update call of get_arg_pointer_save_area.
23568 (get_art_pointer_save_area): Remove cfun argument.
23569 * function.h (emit_status): regno_pointer_align does not need length
23570 attribute. Move x_regno_reg_rtx to ...
23571 (regno_reg_rtx): ... new global array.
23572 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23573 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23574 apply_args_value, forced_labels, stack_pointer_delta):
23576 (struct varasm_status): Move here from varasm.c
23577 (struct rtl_data): New. Move here some fields from struct function.
23578 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23579 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23580 used_temp_slots avail_temp_slots, temp_slot_level,
23581 nonlocal_goto_handler_labels): Update accesstors.
23582 (rtl): New global variable.
23583 (struct function): Move some fileds to rtl_data.
23584 (get_arg_pointer_save_area): Update prototype.
23585 * emit-rtl.c (rtl): Declare.
23586 (regno_reg_rtx): Declare.
23587 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23589 (gen_reg_rtx): Update.
23590 (init_virtual_regs): Do not tate emit_status argument.
23591 (init_emit): Do not allocate emit.
23592 * varasm.c (varasm_statuc): Move to function.h.
23593 (n_deferred_constatns): Update accestor.
23594 (init_varasm_status): Do not allocate varasm_status.
23595 (force_const_mem, get_pool_size, output_constant_pool): Update.
23596 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23597 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23599 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23601 PR rtl-optimization/35729
23602 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23605 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23608 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23609 load/store if memory is unaligned.
23610 (*movti_rex64): Likewise.
23612 * config/i386/predicates.md (misaligned_operand): New.
23614 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23617 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23620 2008-03-31 Jan Beulich <jbeulich@novell.com>
23622 * config/ia64/constraints.md: Add 'j' constraint.
23623 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23624 (movdi_internal): Likewise.
23626 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23629 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23631 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23634 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23635 proper error message for the third argument on blendpd and
23638 * config/i386/sse.md (blendbits): New.
23639 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23641 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23643 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23645 2008-03-30 Richard Guenther <rguenther@suse.de>
23647 PR middle-end/31023
23648 * fold-const.c (fold_sign_changed_comparison): Do leave
23649 conversions to base-types alone.
23651 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23653 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23654 the link register if one altivec register is be saved.
23656 2008-03-30 Ben Elliston <bje@au.ibm.com>
23658 * final.c (final_scan_insn): Remove if (0) code.
23660 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23662 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23664 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23666 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23667 of V4SFmode to ix86_binary_operator_ok.
23669 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23671 * config/i386/i386.c (override_options): Initialize
23672 ix86_veclib_handler to ix86_veclibabi_svml when
23673 -mveclibabi=svml is used.
23674 (ix86_veclibabi_svml): New function for SVML ABI style
23675 vectorization support.
23676 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23678 2008-03-28 Rafael Espíndola <espindola@google.com>
23680 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23681 (tree_binary_nonnegative_warnv_p): Make it public.
23682 (tree_single_nonnegative_warnv_p): Make it public.
23683 (tree_invalid_nonnegative_warnv_p): Make it public.
23684 (tree_unary_nonzero_warnv_p): Make it public.
23685 (tree_binary_nonzero_warnv_p): Make it public
23686 (tree_single_nonzero_warnv_p): Make it public.
23687 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23688 (extract_range_from_binary_expr): Split the expr argument.
23689 (extract_range_from_unary_expr): Split the expr argument.
23690 (extract_range_from_comparison): Split the expr argument.
23691 (extract_range_from_expr): Use the new aux functions.
23692 (vrp_evaluate_conditional_warnv): Use
23693 vrp_evaluate_conditional_warnv_with_ops.
23694 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23695 (tree_binary_nonzero_warnv_p): Declare.
23696 (tree_single_nonzero_warnv_p): Declare.
23697 (tree_expr_nonzero_warnv_p): Declare.
23698 (tree_unary_nonnegative_warnv_p): Declare.
23699 (tree_binary_nonnegative_warnv_p): Declare.
23700 (tree_single_nonnegative_warnv_p): Declare.
23701 (tree_invalid_nonnegative_warnv_p): Declare.
23703 2008-03-28 Richard Guenther <rguenther@suse.de>
23705 PR tree-optimization/30317
23706 PR tree-optimization/30911
23707 PR tree-optimization/34793
23708 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23709 (struct assert_locus_d): New member EXPR.
23710 (register_new_assert_for): Add EXPR parameter to support
23711 ASSERT_EXPR <name, expr OP limit>.
23712 (register_edge_assert_for_1): Adjust callers.
23713 (find_assert_locations): Likewise.
23714 (process_assert_insertions_for): Build condition from expression.
23715 (extract_range_from_assert): Handle ASSERT_EXPRs
23716 of the form ASSERT_EXPR <name, expr OP limit>.
23717 (register_edge_assert_for_2): New helper registering
23718 asserts for comparisons. Recognize range tests of the form
23719 (unsigned)i - CST1 OP CST2.
23720 (register_edge_assert_for_1): Use it.
23721 (register_edge_assert_for): Likewise.
23722 (needs_overflow_infinity): Integer sub-types
23723 do not need overflow infinities.
23724 (vrp_val_is_max): The extreme values of integer sub-types
23725 are those of the base type.
23726 (vrp_val_is_min): Likewise.
23727 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23730 2008-03-28 Nick Clifton <nickc@redhat.com>
23733 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23734 Return GENERAL_REGS for stack adjustment reloads.
23736 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23739 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23740 const_vector when all the vectors are constant.
23742 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23744 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23746 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23747 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23749 (s<code>_sf): Use new scc_sf attribute for opcode names.
23751 2008-03-27 Tom Tromey <tromey@redhat.com>
23753 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23754 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23755 config/spu/t-spu-elf, config/i386/t-interix,
23756 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23757 config/i386/x-darwin, config/i386/x-mingw32,
23758 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23759 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23760 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23761 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23762 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23763 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23764 config/score/t-score-elf, config/arm/t-strongarm-pe,
23765 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23766 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23767 Revert automatic dependency patch.
23769 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23772 * config/i386/i386.c (ix86_function_arg_boundary): Align
23773 decimal floating point to its natural boundary.
23775 2008-03-27 Richard Guenther <rguenther@suse.de>
23777 PR middle-end/35716
23778 * fold-const.c (fold_comparison): Restrict distinct decl
23779 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23780 solely rely on operand_equal_p.
23782 2008-03-27 Richard Guenther <rguenther@suse.de>
23785 * c-common.c (handle_weak_attribute): Reject combination of
23788 2008-03-27 Richard Guenther <rguenther@suse.de>
23790 PR tree-optimization/32810
23791 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23792 conversions from DECL_INITIAL.
23793 (fold_const_aggregate_ref): Likewise from constructor elements.
23795 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23797 * tree-affine.h (aff_combination_expand): Declare.
23798 (get_inner_reference_aff): Likewise.
23799 * tree-affine.c (aff_combination_expand): Split out from
23800 tree_to_aff_combination_expand.
23801 (get_inner_reference_aff): New function.
23802 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23803 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23804 (struct lim_aux_data): sm_done field removed.
23805 (mem_ref_loc_p, mem_ref_locs_p): New types.
23806 (struct mem_ref): Added id, stored, accesses_in_loop,
23807 indep_loop, dep_loop, indep_ref, dep_ref fields.
23808 Removed is_stored, locs and next fields.
23809 (memory_accesses): New variable.
23810 (movement_possibility): Do not allow moving statements
23811 that store to memory.
23812 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23814 (determine_max_movement): For statements with memory references,
23815 find the outermost loop in that the reference is independent.
23816 (move_computations_stmt): Mark the virtual operands for renaming.
23817 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23818 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23819 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23820 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23821 create_vop_ref_mapping, analyze_memory_references,
23822 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23823 get_all_locs_in_loop, ref_always_accessed_p,
23824 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23825 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23826 store_motion_loop, store_motion): New functions.
23827 (struct vop_to_refs_elt): New type.
23828 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23829 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23830 (schedule_sm): Replaced by...
23831 (execute_sm): ... this.
23832 (determine_lsm_ref, hoist_memory_references,
23833 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23834 find_more_ref_vops, free_mem_ref, free_mem_refs,
23835 determine_lsm_loop, determine_lsm): Removed.
23836 (tree_ssa_lim_finalize): Free data structures used by store motion.
23837 (tree_ssa_lim): Call analyze_memory_references. Use
23838 store_motion instead of determine_lsm.
23840 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23842 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23843 rename tmake_file to m68hc11/t-m68hc11.
23844 (mcore): Set inhibit_libc to true.
23845 * config.host (alpha*-dec-*vms*): Set extra_programs.
23846 (interix3*): Don't use host_xmake_file.
23847 * configure.ac: Let config.gcc override inhibit_libc.
23848 * configure: Regenerate.
23850 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23851 * config/t-openbsd-thread: Remove commented out lines.
23853 * config/x-interix: Remove.
23855 * config/m68hc11/t-m68hc11-gas: Rename to...
23856 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23858 * config/mcore/t-mcore: Remove T_CFLAGS.
23859 * config/mcore/t-mcore-pe: Likewise.
23861 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23863 * configure.ac: Replace custom __GNU_SOURCE test with
23864 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23865 * aclocal.m4: Regenerate.
23866 * configure: Regenerate.
23867 * config.in: Regenerate.
23869 2008-03-27 Richard Guenther <rguenther@suse.de>
23871 * fold-const.c (target.h): Include.
23872 (fold_comparison): Fold comparison of addresses of decls
23873 that bind locally or of constants. Consolidate address folding code.
23874 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23875 results from fold_binary_to_constant.
23876 (compare_values_warnv): Likewise.
23878 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23880 PR middle-end/35429
23881 * fold-const.c (fold_truthop): Check for integeral types when folding
23882 a == 0 && b == 0 and a != 0 || b != 0 .
23884 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23886 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23888 2008-03-26 Andreas Schwab <schwab@suse.de>
23890 * doc/invoke.texi: Fix use of @item vs. @itemx.
23892 2008-03-26 Tom Tromey <tromey@redhat.com>
23894 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23895 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23896 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23897 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23898 build/genconstants.o, build/genemit.o, build/genextract.o,
23899 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23900 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23903 2008-03-26 Richard Guenther <rguenther@suse.de>
23906 2008-03-26 Richard Guenther <rguenther@suse.de>
23908 * fold-const.c (target.h): Include.
23909 (fold_comparison): Fold comparison of addresses of two decls
23910 that bind locally. Consolidate address folding code.
23912 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23914 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23915 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23916 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23917 dconstsqrt2, dconstthird, dconste and/or dconst10.
23918 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23919 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23920 dconstsqrt2, dconste): Delete.
23921 (init_emit_once): Likewise. Simplify initializing dconstm1.
23923 * real.c (get_real_const): New.
23924 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23925 dconstsqrt2, dconste): Delete.
23926 (real_value_const, get_real_const): New.
23928 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23930 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23932 * config/i386/i386.c (ix86_function_arg_boundary): Check
23933 BIGGEST_ALIGNMENT instead of 128.
23934 (setup_incoming_varargs_64): Likewise.
23936 2008-03-26 Tom Tromey <tromey@redhat.com>
23938 * Makefile.in (DEPFILES): Add missing '/'.
23940 2008-03-26 Richard Guenther <rguenther@suse.de>
23942 * fold-const.c (target.h): Include.
23943 (fold_comparison): Fold comparison of addresses of two decls
23944 that bind locally. Consolidate address folding code.
23946 2008-03-26 Nick Clifton <nickc@redhat.com>
23949 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23950 not allow INT+INT as a legitimate addressing mode.
23952 2008-03-26 Richard Guenther <rguenther@suse.de>
23954 * tree-flow.h (widen_bitfield): Remove declaration.
23955 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23956 (widen_bitfield): Remove function.
23957 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23960 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23963 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23966 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23968 PR rtl-optimization/35232
23969 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23970 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23971 reg_reloaded_call_part_clobbered here.
23972 (reload_regs_reach_end_p): New function.
23973 (reload_reg_rtx_for_input): New variable.
23974 (reload_reg_rtx_for_output): Likewise.
23975 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23976 when reassigning a pseudo register. Load reloadreg from
23977 reload_reg_rtx_for_input, moving the mode and register
23979 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23980 instead of the original when deciding whether an input reload
23981 would be a no-op or whether an output reload can be deleted.
23982 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23983 when setting up new_spill_reg_store. Load it from
23984 reload_reg_rtx_for_output, moving the mode and register
23986 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23987 instead of the original when deciding whether an output reload
23988 would be a no-op. Do the same when modifying insn notes.
23989 Use rtx_equal_p instead of == to compare the registers.
23990 (inherit_piecemeal_p): Take a mode and two register numbers
23992 (emit_reload_insns): Clear new_spill_reg_store for every hard
23993 register in the reload register. Remove spill registers
23994 from reg_reloaded_valid before considering whether to record
23995 inheritance information for them. Use reload_reg_rtx_for_output
23996 instead of reg_rtx when recording output reloads. Use
23997 reload_reg_rtx_for_input instead of reg_rtx when recording
23998 input reloads. Set or clear reg_reloaded_call_part_clobbered
23999 at the same time as setting reg_reloaded_valid.
24000 (delete_output_reload): Add a new_reload_reg parameter and use it
24001 instead of rld[j].reg_rtx.
24002 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24005 2008-03-25 Tom Tromey <tromey@redhat.com>
24007 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24008 (build/genattr.o): Likewise.
24009 (build/genattrtab.o): Likewise.
24010 (build/gencodes.o): Likewise.
24011 (build/genconfig.o): Likewise.
24012 (build/genconstants.o): Likewise.
24013 (build/genemit.o): Likewise.
24014 (build/genextract.o): Likewise.
24015 (build/genflags.o): Likewise.
24017 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24019 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24020 instead of size_int for integer types.
24021 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24022 to match type of MINUS_EXPR.
24024 2008-03-25 Tom Tromey <tromey@redhat.com>
24026 * configure: Rebuilt.
24027 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24030 2008-03-25 Tom Tromey <tromey@redhat.com>
24032 * config/x-solaris (host-solaris.o): Update.
24033 * config/x-linux (host-linux.o): Update.
24034 * config/x-hpux (host-hpux.o): Update.
24035 * config/x-darwin (host-darwin.o): Update.
24036 * config/v850/t-v850e (v850-c.o): Update.
24037 * config/v850/t-v850 (v850-c.o): Update.
24038 * config/t-vxworks (vxworks.o): Update.
24039 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24040 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24041 * config/spu/t-spu-elf (spu-c.o): Update.
24043 * config/sh/t-symbian (sh-c.o): Update.
24044 (symbian.o): Update.
24045 * config/sh/t-sh (sh-c.o): Update.
24046 * config/score/t-score-elf (score7.o, score3.o): Update.
24047 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24048 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24049 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24050 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24051 (rs6000.o): Remove.
24052 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24053 * config/m32c/t-m32c (m32c-pragma.o): Update.
24054 * config/ia64/t-ia64 (ia64-c.o): Update.
24055 * config/i386/x-mingw32 (host-mingw32.o): Update.
24056 * config/i386/x-i386 (driver-i386.o): Update.
24057 * config/i386/x-darwin (host-i386-darwin.o): Update.
24058 * config/i386/x-cygwin (host-cygwin.o): Update.
24059 * config/i386/t-nwld (nwld.o): Update.
24060 * config/i386/t-netware (netware.o): Update.
24061 * config/i386/t-interix (winnt.o): Update.
24062 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24063 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24064 msformat-c.o): Update.
24065 * config/bfin/t-bfin-linux (generated_files): Add
24066 linux-sysroot-suffix.h.
24067 * config/arm/t-wince-pe (pe.o): Update.
24068 * config/arm/t-strongarm-pe (pe.o): Update.
24069 * config/arm/t-pe (pe.o): Update.
24070 * config/arm/t-arm (arm-c.o): Update.
24071 * doc/install.texi (Prerequisites): Require make 3.80.
24072 * Makefile.in: Remove .o targets.
24073 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24074 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24075 (simple_generated_h, simple_generated_c): Move earlier.
24076 (generated_files): New variable.
24077 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24078 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24079 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24080 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24081 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24082 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24083 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24084 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24085 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24086 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24087 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24088 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24090 (COMPILE.base, COMPILE): New variables.
24091 (%.o): New pattern rule.
24092 (ALL_HOST_OBJS): New variable.
24093 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24094 (dummy-checksum.o, cc1-checksum.o): Remove.
24095 (DRIVER_SHLIB): New variable.
24096 (DRIVER_DEFINES): Use it.
24097 (gencondmd.c): Move out of build/.
24098 (s-conditions): Update.
24099 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24100 (ALL_BUILD_OBJS): Likewise.
24101 (build/%.o): Use BUILDCOMPILE.
24102 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24103 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24104 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24105 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24106 build/genconfig.o, build/genconstants.o, build/genemit.o,
24107 build/genextract.o, build/genflags.o, build/genmddeps.o,
24108 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24109 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24110 build/gen-protos.o, build/scan.o, build/fix-header.o,
24111 build/scan-decls.o): Simplify.
24112 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24113 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24114 prefix.o, toplev.o): Reduce to variable setting.
24115 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24116 ($(out_object_file), gcc-options.o): New targets.
24117 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24118 * configure: Rebuilt.
24119 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24120 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24122 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24124 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24125 complain when we hit an error, return ERROR_MARK_NODE.
24127 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24129 * config/sh/constraints.md (Pso, Psz): New constraints.
24130 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24131 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24133 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24135 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24136 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24138 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24140 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24141 (prefetch_sh2a): New.
24143 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24144 Naveen.H.S <naveen.hs@kpitcummins.com>
24146 * config/sh/constraints.md (I28): New constraint.
24147 * config/sh/sh.c (broken_move): Add support for movi20s.
24148 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24150 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24151 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24152 Naveen.H.S <naveen.hs@kpitcummins.com>
24154 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24155 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24156 (print_operand): Handle resbank in %@ operand code.
24157 (sh_encode_section_info): New.
24158 (push_regs): Add conditions for resbank.
24159 (sh_expand_epilogue): Likewise.
24160 (sh_insert_attributes): Likewise.
24161 (sh_attribute_table): Likewise.
24162 (sh_handle_resbank_handler_attribute): New.
24163 (sh2a_handle_function_vector_handler_attribute): New.
24164 (sh2a_is_function_vector_call): New.
24165 (sh2a_get_function_vector_number): New.
24166 (sh2a_function_vector_p): New.
24167 (sh_cfun_resbank_handler_p): New.
24168 * config/sh/sh.md (calli): Emit jsr/n if possible.
24169 (calli_tbr_rel): New.
24170 (calli_pcrel): Emit jsr/n if possible.
24171 (return_i): Emit rts/n if possible.
24172 (call_valuei_tbr_rel): New.
24173 (call_valuei_pcrel): Add condition for SH2A target.
24174 (call_value): Likewise.
24175 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24176 (sh2a_get_function_vector_number): Likewise.
24177 (sh2a_is_function_vector_call): Likewise.
24178 * doc/extend.texi: Document TBR relative addressing of SH2A.
24179 (resbank): Add description for SH2A.
24181 2008-03-24 Richard Guenther <rguenther@suse.de>
24184 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24185 pointer assignments change conversions according to middle-end rules.
24186 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24187 * configure.ac: Include type checking in yes.
24188 * configure: Regenerate.
24190 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24192 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24193 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24195 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24197 * gthr-vxworks.h (UNUSED): Define.
24199 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24201 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24203 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24205 * doc/extend.texi (Function Attributes): Add missing comma in the
24206 example of the "alloc_size" attribute.
24208 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24211 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24213 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24216 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24219 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24220 of the underlying type of a MS bitfield layout to the natural
24221 alignment of the type.
24223 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24225 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24226 to their natural alignment to avoid store forwarding stalls.
24228 2008-03-22 Richard Guenther <rguenther@suse.de>
24230 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24231 For PHI nodes verify the address is invariant.
24232 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24233 (get_symbol_constant_value): Use is_gimple_min_invariant.
24234 (maybe_fold_stmt_indirect): Likewise.
24236 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24238 PR rtl-optimization/33927
24239 * Makefile.in (dse.o): Depend on $(TM_P_H).
24240 * expr.h (extract_low_bits): Declare.
24241 * expmed.c (extract_low_bits): New function.
24242 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24243 * dse.c: Include tm_p.h.
24244 (find_shift_sequence): Remove the read_reg argument and return the
24245 read value. Emit the instructions instead of returning them.
24246 Iterate on new_mode rather than calculating it each time.
24247 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24248 source to NEW_MODE and extract_low_bits to convert the shifted
24249 value to READ_MODE.
24250 (replace_read): Allow the load and store to have different mode
24251 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24252 or extraction instructions before trying the replacement. Update
24253 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24255 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24257 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24258 to their natural alignment to avoid store forwarding stalls.
24260 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24263 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24264 encouraging but not allowing gprs for input;
24265 change the input constraint to !f#r.
24266 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24268 change the output constraint to !f#r.
24270 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24273 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24274 corresponding post-reload splitters.
24275 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24276 when x87 FP math is selected.
24277 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24278 New function prototype.
24279 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24280 unreachable function to ease macroization of insn patterns.
24282 2008-03-21 Martin Jambor <mjambor@suse.cz>
24284 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24285 reference dumps if ddr is NULL or dependence is unknown.
24287 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24289 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24290 unsigned extension into account.
24291 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24292 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24293 Do computations on a scratch register.
24295 2008-03-21 Richard Guenther <rguenther@suse.de>
24297 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24298 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24299 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24300 * tree-ssa-dom.c (record_equality): Likewise.
24301 * tree-inline.c (copy_body_r): Likewise.
24302 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24305 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24307 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24308 as 'delete_unused' argument.
24310 2008-03-20 Richard Guenther <rguenther@suse.de>
24312 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24313 special casing of constant qualifiers.
24314 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24315 care about them in general.
24316 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24317 regardless of their type.
24318 (fold_stmt_r): Forcefully fold *& if we end up with that.
24320 2008-03-20 Paul Brook <paul@codesourcery.com>
24322 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24323 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24325 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24327 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24328 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24330 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24332 * common.opt (Wmudflap): New option.
24333 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24334 (mx_register_decls): Likewise.
24335 (mudflap_finish_file): Likewise.
24336 * doc/invoke.texi: Document -Wno-mudflap.
24338 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24340 * c-format.c (replace_format_name_to_system_name): New.
24341 (cmp_attribs): New.
24342 (convert_format_name_to_system_name): New.
24343 (decode_format_attr): Add use of convert_format_name_to_system_name.
24344 (format_types_orig): Add gnu_ prefix to names.
24345 (check_format_info_main): Special treating of \0 escaped names for
24346 supporting multi-character format specifiers as I32, I64.
24347 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24348 (gnu_target_overrides_format_attributes): New.
24349 * c-format.h: Add structure target_ovr_attr to hold
24350 system specific formatter names.
24351 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24352 msformat-c.o file to c_target_objs and cxx_target_objs.
24353 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24354 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24355 (TARGET_N_FORMAT_TYPES): New.
24356 * config/i386/msformat-c.c: New.
24357 * config/i386/t-cygming: Add build rule for msformat-c.o.
24358 * doc/extend.texi: Add new format names gnu_* and ms_* and
24360 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24362 2008-03-20 Ira Rosen <irar@il.ibm.com>
24364 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24365 optimizations turned on under -O3.
24366 (ftree-vectorize): Add that the flag is turned on with -O3.
24368 2008-03-20 Ben Elliston <bje@au.ibm.com>
24370 * regmove.c (try_auto_increment): Fix spelling error in comment.
24371 * final.c (final_scan_insn): Likewise.
24373 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24376 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24377 allocator preferences for "y" and "r" class registers.
24378 ("*mov<mode>_internal"): Ditto.
24379 ("*movv2sf_internal_rex64"): Ditto.
24380 ("*movv2sf_internal"): Ditto.
24382 2008-03-19 Michael Matz <matz@suse.de>
24384 PR middle-end/35616
24385 * calls.c (expand_call): Check overlap of arguments with call
24386 address for sibcalls.
24388 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24391 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24392 of the underlying type of a MS bitfield layout to the natural
24393 alignment of the type.
24395 2008-03-19 Jan Hubicka <jh@suse.cz>
24398 * toplev.c (decode_d_option): Handle all CPP flags.
24399 * tree-vrp.c: Update tree_pass descriptors.
24400 * regrename.c: Update tree_pass descriptors.
24401 * fwprop.c: Update tree_pass descriptors.
24402 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24403 * tree-into-ssa.c: Update tree_pass descriptors.
24404 * tree-dump.c: Update tree_pass descriptors.
24405 * tree-complex.c: Update tree_pass descriptors.
24406 * tree-dump.h: Update tree_pass descriptors.
24407 * see.c: Update tree_pass descriptors.
24408 * cgraphbuild.c: Update tree_pass descriptors.
24409 * tracer.c: Update tree_pass descriptors.
24410 * tree-loop-distribution.c: Update tree_pass descriptors.
24411 * cgraph.c: Update tree_pass descriptors.
24412 * postreload-gcse.c: Update tree_pass descriptors.
24413 * postreload.c: Update tree_pass descriptors.
24414 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24415 * tree-tailcall.c: Update tree_pass descriptors.
24416 * tree-pass.h (tree_opt_pass): Rename to ...
24417 (opt_pass) ... this one; add "type" field and remove letter field.
24418 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24419 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24420 all_lowering_passes): Update declaration.
24421 * ipa-cp.c: Update tree_pass descriptors.
24422 * final.c: Update tree_pass descriptors.
24423 * omp-low.c: Update tree_pass descriptors.
24424 * tree-ssa-dse.c: Update tree_pass descriptors.
24425 * ipa-reference.c: Update tree_pass descriptors.
24426 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24427 * auto-inc-dec.c: Update tree_pass descriptors.
24428 * reorg.c: Update tree_pass descriptors.
24429 * cgraphunit.c: Update tree_pass descriptors.
24430 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24431 * tree-ssa-ccp.c: Update tree_pass descriptors.
24432 * df-core.c: Update tree_pass descriptors.
24433 * mode-switching.c: Update tree_pass descriptors.
24434 * tree-nomudflap.c: Update tree_pass descriptors.
24435 * modulo-sched.c: Update tree_pass descriptors.
24436 * ipa-pure-const.c: Update tree_pass descriptors.
24437 * cse.c: Update tree_pass descriptors.
24438 * web.c: Update tree_pass descriptors.
24439 * tree-stdarg.c: Update tree_pass descriptors.
24440 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24441 * tree-ssa-dom.c: Update tree_pass descriptors.
24442 * tree-nrv.c: Update tree_pass descriptors.
24443 * tree-ssa-alias.c: Update tree_pass descriptors.
24444 * loop-init.c: Update tree_pass descriptors.
24445 * gimple-low.c: Update tree_pass descriptors.
24446 * ipa-inline.c: Update tree_pass descriptors.
24447 * tree-ssa-sink.c: Update tree_pass descriptors.
24448 * global.c: Update tree_pass descriptors.
24449 * ifcvt.c: Update tree_pass descriptors.
24450 * jump.c: Update tree_pass descriptors.
24451 * predict.c: Update tree_pass descriptors.
24452 * tree-ssa-loop.c: Update tree_pass descriptors.
24453 * recog.c: Update tree_pass descriptors.
24454 * dse.c: Update tree_pass descriptors.
24455 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24456 * tree-eh.c: Update tree_pass descriptors.
24457 * regmove.c: Update tree_pass descriptors.
24459 * function.c: Update tree_pass descriptors.
24460 * tree-vectorizer.c: Update tree_pass descriptors.
24461 * gcse.c: Update tree_pass descriptors.
24462 * ipa-type-escape.c: Update tree_pass descriptors.
24463 * tree-if-conv.c: Update tree_pass descriptors.
24464 * init-regs.c: Update tree_pass descriptors.
24465 * ipa.c: Update tree_pass descriptors.
24466 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24467 * rtl-factoring.c: Update tree_pass descriptors.
24468 * lower-subreg.c: Update tree_pass descriptors.
24469 * bt-load.c: Update tree_pass descriptors.
24470 * tree-dfa.c: Update tree_pass descriptors.
24471 * except.c: Update tree_pass descriptors.
24472 * emit-rtl.c: Update tree_pass descriptors.
24473 * cfgexpand.c: Update tree_pass descriptors.
24474 * tree-cfgcleanup.c: Update tree_pass descriptors.
24475 * cfgcleanup.c: Update tree_pass descriptors.
24476 * tree-ssa-pre.c: Update tree_pass descriptors.
24477 * tree-sra.c: Update tree_pass descriptors.
24478 * tree-mudflap.c: Update tree_pass descriptors.
24479 * tree-ssa-copy.c: Update tree_pass descriptors.
24480 * cfglayout.c: Update tree_pass descriptors.
24481 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24482 * tree-ssa-dce.c: Update tree_pass descriptors.
24483 * tree-ssa.c: Update tree_pass descriptors.
24484 * regclass.c: Update tree_pass descriptors.
24485 * integrate.c: Update tree_pass descriptors.
24486 * tree-optimize.c: Update tree_pass descriptors.
24487 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24488 * tree-object-size.c: Update tree_pass descriptors.
24489 * combine.c: Update tree_pass descriptors.
24490 * tree-outof-ssa.c: Update tree_pass descriptors.
24491 * bb-reorder.c: Update tree_pass descriptors.
24492 * stack-ptr-mod.c: Update tree_pass descriptors.
24493 * var-tracking.c: Update tree_pass descriptors.
24494 * tree-profile.c: Update tree_pass descriptors.
24495 * tree-vect-generic.c: Update tree_pass descriptors.
24496 * reg-stack.c: Update tree_pass descriptors.
24497 * sched-rgn.c: Update tree_pass descriptors.
24498 * tree-ssa-structalias.c: Update tree_pass descriptors.
24499 * tree-cfg.c: Update tree_pass descriptors.
24500 * passes.c (current_pass): Update declaration.
24501 (finish_optimization_passes): Update.
24502 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24503 (register_one_dump_file, register_dump_files_1, next_pass_1):
24505 (init_optimization_passes): Update handling of new types.
24506 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24507 * ipa-struct-reorg.c: Update tree_pass descriptors.
24508 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24509 * combine-stack-adj.c: Update tree_pass descriptors.
24510 * cfgrtl.c: Update tree_pass descriptors.
24511 * dce.c: Update tree_pass descriptors.
24512 * tree-ssanames.c: Update tree_pass descriptors.
24514 2008-03-19 Richard Guenther <rguenther@suse.de>
24516 PR middle-end/35609
24517 * tree-ssa.c (walk_data): New structure.
24518 (warn_uninitialized_var): If not always_executed warn with "maybe"
24520 (execute_early_warn_uninitialized): Compute post-dominators.
24521 Initialize always_executed before processing each basic block.
24523 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24526 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24527 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24529 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24531 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24533 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24535 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24537 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24538 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24539 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24540 target after ignore has been set, and move there also the commputation
24541 of subtarget and original_target.
24542 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24543 (LANG_HOOKS_INITIALIZER): Remove it.
24544 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24546 2008-03-18 Richard Guenther <rguenther@suse.de>
24548 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24549 found an expression with constants, note that in the VN for the lhs.
24550 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24551 fold them to constants if possible. Run cleanup_cfg if done so.
24552 (execute_pre): Return todo.
24553 (do_pre): Likewise.
24554 (execute_fre): Likewise.
24555 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24557 (get_prop_source_stmt): Look through pointer conversions.
24559 2008-03-18 Jan Hubicka <jh@suse.cz>
24561 * tree-pretty-print.c: Include predict.h.
24562 (dump_generic_node): Dump predictor.
24563 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24564 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24565 * gimple-low.c (lower_stmt): Likewise.
24566 * expr.c (expand_expr_real): Likewise.
24567 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24569 (build_predict_expr, build_predict_expr): New.
24570 * predict.h (predictor_name, build_predict_expr): Update.
24571 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24572 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24573 * predict.def (PRED_CONTINUE): Update hitrate.
24574 * tree.def (PREDICT_EXPR): Define.
24575 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24576 do not handle BIND_EXPR.
24577 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24578 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24579 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24582 2008-03-18 Michael Matz <matz@suse.de>
24584 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24586 2008-03-18 Richard Guenther <rguenther@suse.de>
24588 * tree-gimple.h (is_gimple_invariant_address): Declare.
24589 (is_gimple_constant): Likewise.
24590 * tree-gimple.c (is_gimple_constant): New function.
24591 (is_gimple_invariant_address): Likewise.
24592 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24593 and is_gimple_invariant_address.
24594 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24596 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24597 an addressable base.
24599 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24601 PR middle-end/35611
24602 * gimplify.c (gimplify_expr): Gimplify second operand of
24605 2008-03-17 Richard Guenther <rguenther@suse.de>
24607 PR tree-optimization/19637
24608 * fold-const.c (fold_unary): Remove restrictions of removing
24609 intermediate pointer-conversions (P2)(P1)P0.
24610 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24611 conversion to void pointer.
24612 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24614 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24617 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24618 emulated thread local variables.
24620 2008-03-16 Richard Guenther <rguenther@suse.de>
24622 PR middle-end/35607
24623 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24624 expand TREE_INVARIANT operations that are not gimple invariant.
24626 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24628 * doc/extend.texi (Alignment): Say that the ABI controls
24629 the __alignof__ for non-strict-alignment targets rather
24630 than being a recommendation.
24632 2008-03-15 Paul Brook <paul@codesourcery.com>
24634 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24636 (arm_output_fn_unwind): Mark functions that can not be unwound.
24638 2008-03-15 Paul Brook <paul@codesourcery.com>
24640 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24641 extension instructions.
24643 2008-03-15 Richard Guenther <rguenther@suse.de>
24645 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24646 and fold constant aggregate refs.
24647 (fold_const_aggregate_ref): Handle string constants
24648 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24649 (evaluate_stmt): Simplify now that ccp_fold folds constant
24652 2008-03-15 Paul Brook <paul@codesourcery.com>
24654 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24655 (extzv): Use gen_extzv_t2.
24656 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24658 2008-03-15 Richard Guenther <rguenther@suse.de>
24660 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24661 (fold_const_aggregate_ref): Likewise.
24662 (get_value): Return NULL if we don't have any values.
24663 (ccp_finalize): Set const_val to NULL after freeing it.
24664 * tree-flow.h (get_symbol_constant_value): Declare.
24665 (fold_const_aggregate_ref): Likewise.
24666 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24668 2008-03-15 Richard Guenther <rguenther@suse.de>
24670 PR middle-end/35593
24671 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24672 to not produce negative array indices if not allowed. Add
24673 parameter to indicate that.
24674 (maybe_fold_offset_to_component_ref): Allow negative array
24675 indices only for the first member of a structure.
24676 (maybe_fold_offset_to_reference): Allow negative array indices.
24677 (maybe_fold_stmt_addition): Likewise.
24679 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24680 Anatoly Sokolov <aesok@post.ru>
24682 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24683 (avr_arch): Add ARCH_AVR6.
24684 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24685 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24686 instead of fixed value 2.
24687 (print_operand_address): Use gs() asm specifier instead of pm().
24688 (avr_assemble_integer): (Ditto.).
24689 (avr_output_addr_vec_elt): (Ditto.).
24690 (print_operand): Handle "!" code.
24691 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24692 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24693 (AVR_HAVE_EIJMP_EICALL): Define.
24694 (AVR_3_BYTE_PC): Redefine.
24695 (AVR_2_BYTE_PC): (Ditto.).
24696 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24697 (LINK_SPEC): Add atmega2560 and atmega2561.
24698 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24700 * config/avr/avr.md (call_insn): Use eicall instead of icall
24701 for 3 byte PC devices.
24702 (call_value_insn): (Ditto.).
24703 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24704 (indirect_jump): Use only for for 2 byte PC devices.
24705 (*tablejump): (Ditto.).
24706 (*indirect_jump_avr6): Add insn.
24707 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24708 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24709 instead of ijmp for 3 byte PC devices.
24710 (__tablejump2__): (Ditto.).
24711 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24712 (MULITLIB_DIRNAMES): (Ditto.).
24713 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24715 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24717 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24718 "sse2_umulsidi3". Use V1DI mode for operand 0.
24719 ("mmx_psadbw"): Use V1DI mode for operand 0.
24720 * config/i386/i386-modes.def (V1SI): New vector mode.
24721 * config/i386/i386.c (struct builtin_description)
24722 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24723 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24724 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24725 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24726 v1di_ftype_v8qi_v8qi type.
24727 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24729 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24730 __builtin_ia32_pmuludq]: Fix the mode of return value.
24732 2008-03-15 Richard Guenther <rguenther@suse.de>
24734 PR middle-end/35595
24735 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24738 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24740 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24741 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24742 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24743 unless TARGET_SERIALIZE_VOLATILE is enabled.
24744 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24745 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24746 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24748 2008-03-14 Richard Guenther <rguenther@suse.de>
24750 PR tree-optimization/34172
24751 * tree-flow.h (refs_may_alias_p): Declare.
24752 (get_single_def_stmt): Likewise.
24753 (get_single_def_stmt_from_phi): Likewise.
24754 (get_single_def_stmt_with_phi): Likewise.
24755 * tree-dfa.c (refs_may_alias_p): New function.
24756 (get_single_def_stmt): Likewise.
24757 (get_single_def_stmt_from_phi): Likewise.
24758 (get_single_def_stmt_with_phi): Likewise.
24759 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24760 (vn_reference_lookup_1): New helper function.
24761 (vn_reference_lookup): Walk the virtual use-def chain to
24762 continue searching for a match if the def does not alias the
24763 reference we are looking for.
24765 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24767 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24768 archive and Perzl. Update The Written Word listing.
24770 2008-03-14 Richard Guenther <rguenther@suse.de>
24772 PR tree-optimization/34043
24773 PR tree-optimization/33989
24774 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24776 (bitmap_find_leader): Use extra argument to verify dominance
24777 relationship inside a basic-block.
24778 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24779 (find_leader_in_sets): Adjust.
24780 (create_component_ref_by_pieces): Take extra argument for
24781 dominance check, handle lookup failures.
24782 (find_or_generate_expression): Likewise.
24783 (create_expression_by_pieces): Likewise.
24784 (insert_into_preds_of_block): Adjust.
24785 (create_value_expr_from): If asked for, verify all operands
24786 are in the blocks AVAIL_OUT set.
24787 (make_values_for_stmt): Check for SSA_NAMEs that are life
24788 over an abnormal edge.
24789 (compute_avail): Remove such check.
24790 (do_SCCVN_insertion): New function.
24791 (eliminate): If we do not find a leader suitable for replacement
24792 insert a replacement expression from SCCVN if available.
24793 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24794 (struct vn_ssa_aux): Add needs_insertion flag.
24795 * tree-ssa-sccvn.c (may_insert): New global flag.
24796 (copy_reference_ops_from_ref): Value-number union member access
24797 based on its size, not type and member if insertion is allowed.
24798 (visit_reference_op_load): For a weak match from union type
24799 punning lookup a view-converted value and insert a SSA_NAME
24800 for that value if that is not found.
24801 (visit_use): Make dumps shorter. Do not disallow value numbering
24802 SSA_NAMEs that are life over an abnormal edge to constants.
24803 (free_scc_vn): Release inserted SSA_NAMEs.
24804 (run_scc_vn): New flag to specify whether insertion is allowed.
24805 Process SSA_NAMEs in forward order.
24806 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24807 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24808 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24809 pointer type to/from integral types that do not change the
24810 precision to regular conversions.
24812 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24814 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24815 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24816 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24817 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24818 input arguments and the mode of return value. Built-in functions
24819 that operate on whole 64-bit MMX register now use V1DI mode.
24821 2008-03-13 Alon Dayan <alond@il.ibm.com>
24822 Olga Golovanevsky <olga@il.ibm.com>
24824 PR tree-optimization/35041
24825 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24826 to locate the right position in a statement.
24828 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24832 * config/i386/xmmintrin.h: Change all static inline functions to
24833 extern inline and add __gnu_inline__ attribute.
24834 * config/i386/bmintrin.h: Ditto.
24835 * config/i386/smmintrin.h: Ditto.
24836 * config/i386/tmmintrin.h: Ditto.
24837 * config/i386/mmintrin-common.h: Ditto.
24838 * config/i386/ammintrin.h: Ditto.
24839 * config/i386/emmintrin.h: Ditto.
24840 * config/i386/pmmintrin.h: Ditto.
24841 * config/i386/mmintrin.h: Ditto.
24842 * config/i386/mm3dnow.h: Ditto.
24844 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24846 PR middle-end/35185
24847 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24848 (lower_omp_2): New function.
24849 (lower_omp_1, lower_omp): Rewritten.
24851 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24854 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24855 with the phrase "Microsoft Windows compilers".
24856 (Push/Pop Macro Pragmas): New subsection. Document
24857 #pragma push_macro and pragma pop_macro.
24859 2008-03-12 Paul Brook <paul@codesourcery.com>
24861 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24863 2008-03-12 Paul Brook <paul@codesourcery.com>
24865 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24866 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24867 (thumb2_addsi_shortim): Rename ...
24868 (thumb2_addsi_short): ... to this. Allow register operands.
24869 (thumb2_subsi_short): New pattern.
24870 (thumb2_one_cmplsi2_short,
24871 thumb2_negsi2_short): New patterns and peepholes.
24873 2008-03-12 Paul Brook <paul@codesourcery.com>
24875 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24877 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24879 * config/i386/i386.md (int_cond): New code iterator.
24881 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24882 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24883 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24884 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24885 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24886 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24887 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24888 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24890 2008-03-12 Paul Brook <paul@codesourcery.com>
24892 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24893 instead of {arm,thumb}_compute_save_reg_mask.
24894 (output_return_instruction): Ditto.
24895 (thumb_unexpanded_epilogue): Ditto.
24896 (thumb1_expand_prologue): Ditto.
24897 (thumb1_output_function_prologue): Ditto.
24898 (arm_set_return_address): Ditto.
24899 (thumb_set_return_address): Ditto.
24900 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24901 regs to achieve stack alignment.
24902 (thumb1_compute_save_reg_mask): Fix compiler warning.
24903 (arm_output_epilogue): Use offsets->saved_regs_mask.
24904 Adjust stack pointer by poping call clobered registers.
24905 (arm_expand_prologue): Use offsets->saved_regs_mask.
24906 Adjust stack pointer by pushing extra registers.
24907 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24909 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24912 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24913 conversion to the operands of a multiplication.
24915 2008-03-12 Richard Guenther <rguenther@suse.de>
24917 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24918 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24919 * timevar.def (TV_TREE_PHIPROP): Add.
24920 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24921 pass description. Use TV_TREE_PHIPROP.
24922 * tree-ssa-forwprop.c: Remove phiprop code.
24924 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24926 PR middle-end/35549
24927 * omp-low.c (maybe_lookup_decl): Constify first argument.
24928 (use_pointer_for_field): Change last argument from bool to
24929 omp_context *. Disallow shared copy-in/out in nested
24930 parallel if decl is shared in outer parallel too.
24931 (build_outer_var_ref, scan_sharing_clauses,
24932 lower_rec_input_clauses, lower_copyprivate_clauses,
24933 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24935 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24936 Ira Rosen <irar@il.ibm.com>
24938 * tree-vectorizer.c (free_stmt_vec_info): New function.
24939 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24940 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24941 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24942 * tree-vect-transform.c (vectorizable_conversion): Free
24943 vec_oprnds0 if it was allocated.
24944 (vect_permute_store_chain): Remove unused VECs.
24945 (vectorizable_store): Free VECs that are allocated in the..
24947 (vect_transform_strided_load, vectorizable_load): Likewise.
24948 (vect_remove_stores): Simplify the code.
24949 (vect_transform_loop): Move code to vect_remove_stores().
24950 Call vect_remove_stores() and free_stmt_vec_info().
24952 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24954 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24955 TARGET_HPUX. Revise comment.
24956 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24957 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24958 Use sr4 variant of `be' instruction when not generating PIC code.
24959 (attr_length_call): Adjust for above change.
24961 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24963 * ipa-reference.c (static_execute): Remove module_statics_const and
24964 associated setting code.
24966 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24969 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24970 predicate for operand 1.
24971 (paritysi2_cmp): Use register_operand predicate for operand 2.
24972 Use earlyclobber modifier for operand 1. Remove support for
24974 (paritydi2_cmp): Use register_operand predicate for operand 3.
24975 Use earlyclobber modifier for operand 1. Remove support for
24978 2008-03-11 Paul Brook <paul@codesourcery.com>
24979 Vladimir Prus <vladimir@codesourcery.com>
24981 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24982 (arm_compute_save_reg0_reg12_mask): Always
24983 check if register 11 must be saved. Always safe hard frame pointer
24984 when frame_pointer_needeed.
24985 (arm_compute_save_reg_mask): Save IP and PC
24986 only with apcs frames.
24987 (arm_output_epilogue): Adjust Thumb2 codepath to
24988 be also invoked and work for ARM non-apcs frames.
24989 (arm_expand_prologue): Don't bother saving IP
24990 for non-apcs frame, since it's not clobbered by
24991 prologue code. Implement non-apcs frame
24994 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24996 PR rtl-optimization/35281
24997 * expr.c (convert_move): Use a new pseudo for the intermediate
24998 from_mode->word_mode result.
25000 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25002 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25003 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25004 * toplev.c (compile_file): Don't call it.
25006 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25008 PR middle-end/35526
25009 * expr.c (store_expr): Call emit_block_move if the mode
25010 of "temp" RTX is BLKmode.
25012 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25013 Richard Guenther <rguenther@suse.de>
25015 PR tree-optimization/31358
25016 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25017 the step with a NULL_TREE.
25018 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25019 to sizetype if type is a pointer type.
25020 (add_candidate_1): Don't convert the base and step to
25021 the generic type if the orginal type is a pointer type.
25022 (add_iv_value_candidates): Use sizetype for the step
25023 if type is a pointer type.
25024 (cand_value_at): Likewise.
25025 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25027 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25028 Don't convert the tem affine to the type.
25029 (add_elt_to_tree): Use sizetype for the step if a pointer.
25030 Use POINTER_PLUS_EXPR for pointers.
25031 (aff_combination_to_tree): Use sizetype for the step if a
25034 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25036 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25037 Remove commutativity hint.
25039 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25043 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25044 errorneous type. Check that v is a VAR_DECL.
25046 PR middle-end/35099
25047 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25049 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25051 PR tree-optimization/35494
25052 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25053 may be overriden at link and run time.
25055 2008-03-10 Richard Guenther <rguenther@suse.de>
25057 PR tree-optimization/34677
25058 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25059 (poolify_tree): Likewise.
25060 (modify_expr_template): Likewise.
25061 (poolify_modify_stmt): Likewise.
25062 (insert_fake_stores): Handle all component-ref style stores
25063 in addition to INDIRECT_REF. Also handle complex types.
25064 Do not poolify the inserted load.
25065 (realify_fake_stores): Do not rebuild the tree but only
25066 make it a SSA_NAME copy.
25067 (init_pre): Remove initialzation of modify_expr_template.
25068 Do not allocate modify_expr_node_pool.
25069 (fini_pre): Do not free modify_expr_node_pool.
25071 2008-03-10 Paul Brook <paul@codesourcery.com>
25073 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25074 to avoid conflicts.
25076 2008-03-10 Paul Brook <paul@codesourcery.com>
25077 Mark Shinwell <shinwell@codesourcery.com>
25079 * config/arm/cortex-r4.md: New.
25080 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25082 * config/arm/arm.md: Include cortex-r4.md.
25083 (insn): Add smmls, sdiv and udiv values.
25084 (generic_sched): Don't use generic scheduling for Cortex-R4.
25085 (arm_issue_rate): New function.
25086 (TARGET_SCHED_ISSUE_RATE): Define.
25088 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25090 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25092 2008-03-10 Richard Guenther <rguenther@suse.de>
25094 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25095 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25097 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25099 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25100 Set default to true.
25102 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25104 * c.opt (Wsynth): Deprecate.
25105 * doc/invoke.texi (Option Summary, Warning Options): Document
25106 -Wno-format-contains-nul.
25108 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25111 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25112 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25114 2008-03-09 Ira Rosen <irar@il.ibm.com>
25116 * config/rs6000/rs6000.c (builtin_description): Rename vector
25117 left shift operations.
25118 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25119 (altivec_vsl<VI_char>): Rename to ...
25120 (ashl<mode>3): ... new name.
25121 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25123 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25125 2008-03-08 Richard Guenther <rguenther@suse.de>
25127 * coverage.h (tree_coverage_counter_addr): Declare.
25128 * coverage.c (tree_coverage_counter_addr): New function.
25129 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25130 before using again.
25131 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25132 (tree_gen_one_value_profiler): Likewise.
25133 (tree_gen_ic_profiler): Likewise.
25134 (tree_gen_average_profiler): Likewise.
25135 (tree_gen_ior_profiler): Likewise.
25137 2008-03-08 Richard Guenther <rguenther@suse.de>
25139 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25140 (vn_binary_op_insert): Likewise.
25141 (vn_unary_op_lookup): Likewise.
25142 (vn_unary_op_insert): Likewise.
25143 (vn_nary_op_lookup): Declare.
25144 (vn_nary_op_insert): Likewise.
25145 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25146 and binary hashes, use a single obstack for unary_op_pool
25147 and binary_op_pool.
25148 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25149 a single struct vn_nary_op_s. Store tree code length and
25150 a variable number of operands.
25151 (struct vn_reference_op_struct): Remove unused op2.
25152 (vn_reference_op_eq): Do not compare op2.
25153 (vn_reference_op_compute_hash): Do not compute hash of op2.
25154 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25155 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25156 with vn_nary_op_compute_hash.
25157 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25158 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25160 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25162 (visit_unary_op): Call nary functions.
25163 (visit_binary_op): Likewise.
25164 (process_scc): Adjust for struct vn_tables_s changes.
25165 (allocate_vn_table): Likewise.
25166 (free_vn_table): Likewise.
25167 * tree-vn.c (vn_add): Call nary functions.
25168 (vn_lookup): Likewise.
25170 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25173 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25174 wdst back after sync_compare_and_swapqhi_internal.
25176 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25179 * config/i386/i386-modes.def (V1DI): New vector mode.
25180 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25181 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25182 (MMXMODE248): Ditto.
25183 (MMXMODE): Add V1DI mode.
25184 (mmxvecsize): Change DI mode to V1DI mode.
25185 ("mov<mode>): Use MMXMODEI8 mode iterator.
25186 ("*mov<mode>_internal_rex64"): Ditto.
25187 ("*mov<mode>_internal"): Ditto.
25188 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25189 ("mmx_sub<mode>3"): Ditto.
25190 ("mmx_adddi3"): Remove insn pattern.
25191 ("mmx_subdi3"): Ditto.
25192 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25193 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25194 ("mmx_ashl<mode>3"): Ditto.
25195 ("mmx_lshrdi3"): Remove insn pattern.
25196 ("mmx_ashldi3"): Ditto.
25197 * config/i386/i386.c (classify_argument): Handle V1DImode.
25198 (function_arg_advance_32): Ditto.
25199 (function_arg_32): Ditto.
25200 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25201 mmx_addv1di3 insn pattern.
25202 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25203 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25204 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25205 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25206 Remove definitions of built-in functions.
25207 (V1DI_type_node): New node.
25208 (v1di_ftype_v1di_int): Ditto.
25209 (v1di_ftype_v1di_v1di): Ditto.
25210 (v2si_ftype_v2si_si): Ditto.
25211 (v4hi_ftype_v4hi_di): Remove node.
25212 (v2si_ftype_v2si_di): Ditto.
25213 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25214 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25215 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25216 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25217 Add new builtins using def_builtin_const.
25218 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25219 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25220 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25221 * config/i386/mmintrin.h (__v1di): New typedef.
25222 (_mm_add_si64): Cast arguments to __v1di type.
25223 (_mm_sub_si64): Ditto.
25224 (_mm_sll_pi16): Cast __count to __v4hi type.
25225 (_mm_sll_pi32): Cast __count to __v2si type.
25226 (_mm_sll_si64): Cast arguments to __v1di type.
25227 (_mm_srl_pi16): Cast __count to __v4hi type.
25228 (_mm_srl_pi32): Cast __count to __v2si type.
25229 (_mm_srl_si64): Cast arguments to __v1di type.
25230 (_mm_sra_pi16): Cast __count to __v4hi type.
25231 (_mm_sra_pi32): Cast __count to __v2si type.
25232 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25233 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25234 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25235 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25236 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25237 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25238 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25239 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25240 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25241 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25242 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25243 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25245 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25247 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25249 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25252 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25253 reg+const addressing for Altivec modes. Don't generate reg+reg
25254 addressing for TFmode or TDmode quantities.
25256 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25258 * c-common.c (vector_types_convertible_p): Call langhook
25259 instead of comptypes.
25261 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25264 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25265 integral and scalar float variables which have a
25268 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25270 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25271 dwarf_register_span hook when emitting unwind information for
25272 register-to-memory saves.
25273 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25274 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25276 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25278 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25279 for the same VAR_DECL.
25281 2008-03-06 Tom Tromey <tromey@redhat.com>
25283 * treelang: Delete.
25284 * doc/standards.texi (Standards): Don't mention treelang.
25285 * doc/invoke.texi (Overall Options): Don't mention treelang.
25286 * doc/install.texi (Prerequisites): Don't mention bison or
25288 (Configuration): Don't mention treelang.
25289 (Building): Likewise.
25290 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25292 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25294 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25295 word-extractions out of a multi-word object.
25297 2008-03-06 Richard Guenther <rguenther@suse.de>
25299 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25300 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25301 result type and precision.
25302 * expr.c (get_inner_reference): Set unsignedp based on the result
25303 type of BIT_FIELD_REF.
25304 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25305 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25306 (try_instantiate_multiple_fields): Likewise. Use the correct type
25308 (sra_build_assignment): Likewise.
25309 (sra_build_elt_assignment): Likewise.
25310 (sra_explode_bitfield_assignment): Likewise.
25311 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25312 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25313 set BIT_FIELD_REF_UNSIGNED.
25314 (vectorizable_load): Likewise.
25316 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25318 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25321 2008-03-06 Richard Guenther <rguenther@suse.de>
25323 * alias.c (struct alias_set_entry): Move has_zero_child field
25324 to pack with alias_set.
25326 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25328 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25331 2008-03-05 Ian Lance Taylor <iant@google.com>
25333 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25335 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25337 * fwprop.c (update_df): Support width and offset parameters of
25339 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25340 global_conflicts): Change DF_REF_EXTRACT to either
25341 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25342 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25343 * df-scan.c (df_ref_record, df_defs_record,
25344 df_ref_create_structure, df_def_record_1, df_uses_record,
25345 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25346 df_bb_refs_collect, df_entry_block_defs_collect,
25347 df_exit_block_uses_collect): Support new width and offset fields.
25348 (ref_extract_pool): New storage pool.
25349 (df_free_ref): New function.
25350 (df_reg_chain_unlink, df_free_collection_rec,
25351 df_sort_and_compress_refs): Call df_free_ref.
25352 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25354 (df_ref_create_structure): Allocate df_ref_extract if offset and
25355 width fields are used.
25356 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25357 (df_uses_record): Get offset and width from ZERO_EXTRACT
25359 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25360 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25361 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25362 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25363 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25364 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25365 (df_ref_extract): New structure.
25366 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25367 (df_ref_create): Add width and offset parameters.
25369 2008-03-05 Richard Guenther <rguenther@suse.de>
25371 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25372 Use ranges_overlap_p.
25373 (offset_overlaps_with_access): Rename
25374 to ranges_overlap_p and move ...
25375 * tree-flow-inline.h (ranges_overlap_p): ... here.
25377 * tree.h (get_inner_reference, handled_component_p): Update
25380 * tree.h (record_component_aliases, get_alias_set,
25381 alias_sets_conflict_p, alias_sets_must_conflict_p,
25382 objects_must_conflict_p): Move declarations ...
25383 * alias.h (record_component_aliases, get_alias_set,
25384 alias_sets_conflict_p, alias_sets_must_conflict_p,
25385 objects_must_conflict_p): ... here.
25386 Include coretypes.h.
25387 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25389 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25391 * cfg.c: Include tree-flow.h.
25392 (remove_edge_raw): Call redirect_edge_var_map_clear.
25393 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25394 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25395 (redirect_edge_var_map_result): New.
25396 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25397 PENDING_STMT use with redirect_edge_var_map_*.
25398 * tree-ssa.c (edge_var_maps): New definition.
25399 (redirect_edge_var_map_add): New.
25400 (redirect_edge_var_map_clear): New.
25401 (redirect_edge_var_map_dup): New.
25402 (redirect_edge_var_map_vector): New.
25403 (redirect_edge_var_map_destroy): New.
25404 (ssa_redirect_edge): Replace PENDING_STMT use with
25405 redirect_edge_var_map_*.
25406 (flush_pending_stmts): Same.
25407 (delete_tree_ssa): Destroy edge var map.
25408 * tree-flow.h (struct _edge_var_map): New.
25409 Define edge_var_map vector type.
25410 Declare redirect_edge_var_map_* prototypes.
25411 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25412 * tree-cfg.c (reinstall_phi_args): Replace
25413 PENDING_STMT use with redirect_edge_var_map_*.
25415 2008-03-05 Richard Guenther <rguenther@suse.de>
25417 PR tree-optimization/35472
25418 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25419 whose single use_stmt has a overlapping set of loaded and
25420 stored symbols as that use_stmt might be a noop assignment then.
25422 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25424 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25426 2008-03-05 Richard Guenther <rguenther@suse.de>
25429 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25430 should be constants.
25431 * tree-cfg.c (verify_expr): Verify it.
25432 * fold-const.c (fold_truthop): Remove code generating
25433 BIT_FIELD_REFs of structure bases.
25434 (fold_binary): Likewise.
25435 (fold_ternary): Position and size of BIT_FIELD_REFs are
25436 always host integers.
25437 (make_bit_field_ref): Remove.
25438 (optimize_bit_field_compare): Remove.
25439 (all_ones_mask_p): Remove.
25441 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25444 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25445 (split_block_and_df_analyze): New. Split basic block and rebuild
25447 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25449 (split_pattern_seq): Likewise.
25450 (erase_matching_seqs): Likewise.
25451 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25453 2008-03-04 Geoff Keating <geoffk@apple.com>
25455 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25456 declaration and code.
25457 (tree_invalid_nonnegative_warnv_p): Likewise.
25459 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25461 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25462 examples. Truncate option-names then causing overfull hbox.
25464 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25467 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25469 * configure: Rebuilt.
25471 2008-03-04 Rafael Espíndola <espindola@google.com>
25473 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25474 (tree_unary_nonnegative_warnv_p): New.
25475 (tree_binary_nonnegative_warnv_p): New.
25476 (tree_single_nonnegative_warnv_p): New.
25477 (tree_invalid_nonnegative_warnv_p): New.
25478 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25480 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25483 * opts.c (handle_option): Postpone 'unknown option' errors only for
25486 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25489 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25492 2008-03-04 Rafael Espíndola <espindola@google.com>
25494 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25495 (tree_binary_nonzero_warnv_p): New.
25496 (tree_single_nonzero_warnv_p): New.
25497 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25499 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25501 PR middle-end/35456
25502 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25503 transformations for modes that have signed zeros.
25504 * ifcvt.c (noce_try_abs): Ditto.
25506 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25508 * config/i386/i386.c (override_options): Force
25509 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25511 2008-03-04 Jan Hubicka <jh@suse.cz>
25514 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25517 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25519 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25520 label to probe the stack.
25522 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25524 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25525 (__gthr_win32_mutex_destroy): Declare.
25526 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25527 __gthr_win32_mutex_destroy.
25528 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25530 2008-03-03 Jan Hubicka <jh@suse.cz>
25533 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25534 aggressive on inlining cold calls.
25536 2008-03-03 Richard Guenther <rguenther@suse.de>
25538 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25539 struct copies into the expression table.
25540 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25541 (try_to_simplify): Likewise.
25542 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25543 integral and pointer arguments which do not change the
25544 precision to NOP_EXPRs.
25545 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25546 VIEW_CONVERT_EXPR case.
25548 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25550 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25551 defined in a loop at depth 0 is invariant.
25552 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25553 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25554 be called at loop depth 0.
25556 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25559 * gcc.c (process_command): Update copyright notice dates.
25560 * gcov.c (print_version): Likewise.
25561 * gcov-dump.c (print_version): Likewise.
25562 * mips-tfile.c (main): Likewise.
25563 * mips-tdump.c (main): Likewise.
25565 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25568 * c-common.c (flag_permissive): Delete.
25569 (constant_expression_warnings): Check flags first.
25570 (constant_expression_error): New.
25571 * c-common.h (flag_permissive): Delete.
25572 (constant_expression_error): Declare.
25573 * flags.h (flag_permissive): Declare. Update description.
25574 * diagnostic.c (pedwarn): Update.
25576 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25577 (permissive_error_kind): New.
25578 * toplev.c (flag_permissive): Define. Update description.
25579 * toplev.h (permissive_error_kind): Declare.
25580 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25581 (pedwarn_c90): Use pedantic_warning_kind.
25582 * c-opts.c (c_common_post_options): flag_permissive does not affect
25583 flag_pedantic_errors.
25585 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25587 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25588 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25589 __absvsi2, __absvDI2): Use unsigned arithmetic.
25591 2008-03-02 Andi Kleen <ak@suse.de>
25592 Richard Guenther <rguenther@suse.de>
25594 * struct-equiv.c: Remove file.
25595 * cfg_cleanup.c (condjump_equiv_p): Remove.
25596 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25597 (struct-equiv.o): Remove rule.
25598 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25599 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25600 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25602 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25604 * ifcvt.c (noce_process_if_block): Try to handle only the then
25605 block if the else block exists but isn't suitable.
25607 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25610 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25611 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25612 regression from previous patch.
25614 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25617 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25619 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25620 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25621 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25622 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25623 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25624 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25625 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25626 (__gthread_mutex_destroy_function): Rename to
25627 __gthread_mutex_destroy.
25628 * gthr-dce.h (__gthread_mutex_destroy): Call
25629 pthread_mutex_destroy.
25630 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25631 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25632 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25634 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25636 * df-scan.c (df_ref_chain_change_bb): Simplify.
25637 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25638 set_block_for_insn if there's any change.
25639 * df.h ((df_insn_change_bb): Fix prototype.
25640 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25641 df_insn_change_bb, don't call set_block_for_insn.
25642 * emit-rtl.c (reorder_insns): Likewise.
25643 * haifa-sched.c (move_insn): Likewise.
25645 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25647 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25649 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25651 * tree-flow-inline.h (next_readonly_imm_use): Return
25652 NULL_USE_OPERAND_P after the end.
25654 2008-03-01 Richard Guenther <rguenther@suse.de>
25656 PR tree-optimization/35411
25657 * tree-sra.c (sra_build_assignment): Split conversion to
25658 final type to a separate statement if we are not assigning
25661 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25663 * fold-const.c (fold_convertible_p): Correct the logic to follow
25664 that in fold_convert().
25666 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25669 * tree-inline.c (build_duplicate_type): When we make a
25670 duplicate type, make it unique in the canonical types system.
25672 2008-02-29 Tom Tromey <tromey@redhat.com>
25674 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25675 input_file_stack_history, input_file_stack_restored): Remove.
25676 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25677 * input.h (struct file_stack): Remove.
25678 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25679 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25681 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25683 (diagnostic_last_module_changed): Add 'map' argument.
25684 (diagnostic_set_last_function): Likewise.
25685 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25686 line map, not input_file_stack.
25687 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25689 2008-02-29 Paul Brook <paul@codesourcery.com>
25691 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25693 2008-02-29 Paul Brook <paul@codesourcery.com>
25695 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25697 2008-02-29 Richard Guenther <rguenther@suse.de>
25699 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25701 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25702 value for comparing for a store match.
25703 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25704 (try_to_simplify): Do not do a full-blown reference lookup.
25706 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25708 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25709 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25711 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25713 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25715 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25716 strides against cache sizes.
25718 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25720 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25723 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25725 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25726 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25727 is smaller than the original promoted value.
25728 (simplify_subreg): If OP is a SUBREG, try to preserve its
25729 SUBREG_PROMOTED_VAR_P information.
25731 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25733 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25734 (VN_INFO_GET): Allocate new objects on the obstack.
25735 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25736 for rpo_numbers_temp, for consistency.
25737 (free_scc_vn): Free the obstack.
25739 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25741 * doc/invoke.texi: Document -ftree-loop-distribution.
25742 * tree-loop-distribution.c: New.
25743 * tree-pass.h (pass_loop_distribution): New.
25744 * graphds.h (struct graph): Add htab_t indices.
25745 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25746 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25747 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25748 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25749 * tree-data-ref.c (debug_data_dependence_relations): New.
25750 (dump_data_dependence_relation): Also print data references.
25751 (free_data_ref): Extern.
25752 (same_access_functions): Moved...
25753 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25754 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25755 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25756 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25757 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25758 (stmts_from_loop): Skip LABEL_EXPR.
25759 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25761 (build_rdg): Initialize rdg->indices htab.
25762 (free_rdg, stores_from_loop, ref_base_address,
25763 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25764 have_similar_memory_accesses_1, ref_base_address_1,
25765 remove_similar_memory_refs): New.
25766 * tree-data-ref.h: Depend on tree-chrec.h.
25767 (debug_data_dependence_relations, free_data_ref): Declared.
25768 (same_access_functions): ... here.
25769 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25771 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25772 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25773 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25774 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25775 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25776 rdg_vertex_for_stmt): Declared.
25777 (struct rdg_edge): Add level.
25779 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25780 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25782 (rdg_has_similar_memory_accesses): New.
25783 * tree-vect-analyze.c: Remove unused static decls.
25784 * lambda.h (dependence_level): New.
25785 * common.opt (ftree-loop-distribution): New.
25786 * tree-flow.h (mark_virtual_ops_in_bb,
25787 slpeel_tree_duplicate_loop_to_edge_cfg,
25788 rename_variables_in_loop): Declared.
25789 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25790 (OBJS-common): Add tree-loop-distribution.o.
25791 (tree-loop-distribution.o): New rule.
25792 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25793 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25794 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25796 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25799 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25800 other than structures and unions.
25802 2008-02-28 Richard Guenther <rguenther@suse.de>
25805 2008-02-26 Richard Guenther <rguenther@suse.de>
25807 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25808 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25809 (lookup_decl_from_uid): Declare.
25810 (remove_decl_from_map): Likewise.
25811 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25812 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25813 (decl_for_uid_map): New global hashtable mapping DECL_UID
25815 (init_ttree): Allocate it.
25816 (insert_decl_to_uid_decl_map): New helper function.
25817 (make_node_stat): Insert new decls into the map.
25818 (copy_node_stat): Likewise.
25819 (lookup_decl_from_uid): New function.
25820 (remove_decl_from_map): Likewise.
25821 (print_decl_for_uid_map_statistics): New helper.
25822 (dump_tree_statistics): Call it.
25824 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25825 (referenced_var_iterator): Adjust.
25826 (FOR_EACH_REFERENCED_VAR): Adjust.
25827 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25828 (num_referenced_vars): Adjust.
25829 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25830 (first_referenced_var): Remove.
25831 (end_referenced_vars_p): Likewise.
25832 (next_referenced_var): Likewise.
25833 (referenced_var_iterator_set): New helper function.
25834 * tree-dfa.c (referenced_var_lookup): Adjust.
25835 (referenced_var_check_and_insert): Likewise.
25836 (remove_referenced_var): Likewise.
25837 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25838 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25839 (verify_call_clobbering): Likewise.
25840 (verify_memory_partitions): Likewise.
25841 (init_tree_ssa): Allocate bitmap instead of hashtable for
25843 (delete_tree_ssa): Adjust.
25844 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25846 (compute_tag_properties): Likewise.
25847 (set_initial_properties): Likewise.
25848 (find_partition_for): Likewise.
25849 (update_reference_counts): Likewise.
25850 (dump_may_aliases_for): Likewise.
25851 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25852 (add_call_clobber_ops): Likewise.
25853 (add_call_read_ops): Likewise.
25854 (get_asm_expr_operands): Likewise.
25855 * tree-into-ssa.c (dump_decl_set): Likewise.
25856 (update_ssa): Likewise.
25857 * tree-sra.c (scan_function): Likewise.
25858 (decide_instantiations): Likewise.
25859 (scalarize_parms): Likewise.
25860 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25861 (dsa_named_for): Likewise.
25862 * tree-ssa-structalias.c (update_alias_info): Likewise.
25863 (merge_smts_into): Likewise.
25865 2008-02-27 David Daney <ddaney@avtrex.com>
25868 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25869 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25870 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25871 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25872 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25874 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25877 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25878 (BUILT_IN_NEXTTOWARD): Remove.
25879 (BUILT_IN_NEXTTOWARDF): Ditto.
25880 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25881 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25883 2008-02-27 Tom Tromey <tromey@redhat.com>
25885 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25886 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25888 2008-02-27 Jan Beulich <jbeulich@novell.com>
25890 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25891 update the respective field on newdecl.
25893 2008-02-27 Revital Eres <eres@il.ibm.com>
25895 PR rtl-optimization/34999
25896 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25897 crossing edges that ends with a call insn.
25898 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25899 call insn and clear the EDGE_CROSSING flag of the crossing edge
25900 when fixing fallthru edges.
25902 2008-02-27 Richard Guenther <rguenther@suse.de>
25904 PR middle-end/35390
25905 * fold-const.c (fold_unary): Return the correct argument,
25906 converted to the result type.
25908 2008-02-27 Richard Guenther <rguenther@suse.de>
25910 PR middle-end/34971
25911 * expr.c (expand_expr_real_1): Assert on rotates that operate
25913 * fold-const.c (fold_binary): Use the types precision, not the
25914 bitsize of the mode if folding rotate expressions. Build rotates
25915 only for full modes.
25917 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25919 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25920 and CPP_PRAGMA_EOL.
25921 * c-pragma.c (pragma_ns_name): New typedef.
25922 (registered_pp_pragmas): New variable.
25923 (c_pp_lookup_pragma): New function.
25924 (c_register_pragma_1): If flag_preprocess_only, do nothing
25925 for non-expanded pragmas, for expanded ones push pragma's
25926 namespace and name into registered_pp_pragmas vector.
25927 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25928 flag_preprocess_only, don't register GCC pch_preprocess
25929 pragma if flag_preprocess_only.
25930 * c-opts.c (c_common_init): Call init_pragma even if
25931 flag_preprocess_only.
25932 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25933 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25934 cpp_register_pragma if flag_preprocess_only.
25936 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25939 * c-parser.c (c_parser_translation_unit): Warn for empty
25940 translation unit, not empty source file.
25942 2008-02-26 Paul Brook <paul@codesourcery.com>
25944 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25945 operand for Thumb-2.
25946 * config/arm/arm.h (reg_class): Add CORE_REGS.
25947 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25948 (BASE_REG_CLASS): Use CORE_REGS.
25949 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25950 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25951 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25952 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25953 ARM_REGNO_OK_FOR_INDEX_P.
25954 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25955 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25956 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25957 (ldm/stm peepholes): Ditto.
25958 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25959 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25960 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25961 * config/arm/constraints.md: Enable "k" constraint on ARM.
25963 2008-02-27 Ben Elliston <bje@au.ibm.com>
25965 * config/rs6000/rs6000.c: Annotate cache line size field in all
25966 instances of struct processor_costs.
25968 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25970 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25971 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25972 jump_bypass): New counters.
25973 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25974 * dce.c (gate_ud_dce): Same.
25975 (gate_fast_dce): Same.
25976 * dse.c (gate_dse1): New function.
25977 (gate_dse2): New function.
25978 (gate_dse): Merge results of new gate functions.
25979 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25980 (gate_handle_jump_bypass): Add dbg_cnt.
25981 (gate_handle_gcse): Add dbg_cnt.
25982 * ifcvt.c (gate_handle_if_conversion): Same.
25983 (gate_handle_if_after_combine): Same.
25984 (gate_handle_if_after_reload): Same.
25985 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25987 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25989 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25991 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25993 2008-02-26 Jason Merrill <jason@redhat.com>
25996 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25997 alone if it's the naming decl for the type's main variant.
25999 2008-02-26 Tom Tromey <tromey@redhat.com>
26001 * system.h (USE_MAPPED_LOCATION): Poison.
26002 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26003 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26004 (make_goto_expr_edges): Likewise.
26005 (remove_bb): Likewise.
26006 (execute_warn_function_return): Likewise.
26007 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26009 * c-common.c (fname_decl): Remove old location code.
26010 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26012 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26014 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26015 (gen_rtx_ASM_INPUT): Likewise.
26016 (gen_rtx_ASM_INPUT_loc): Likewise.
26017 (get_rtx_asm_OPERANDS): Remove.
26018 * cfglayout.c (insn_locators_alloc): Remove old location code.
26019 (set_curr_insn_source_location): Likewise.
26020 (curr_insn_locator): Likewise.
26021 * print-tree.c (print_node): Remove old location code.
26022 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26023 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26024 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26025 location_from_locus.
26026 (construct_exit_block): Remove old location code.
26027 * emit-rtl.c (force_next_line_note): Remove old location code.
26028 * profile.c (branch_prob): Remove old location code.
26029 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26030 LOC_LINE): Remove old-location variants.
26031 * langhooks.c (lhd_print_error_function): Remove old location
26033 * configure, config.in: Rebuilt.
26034 * configure.ac (--enable-mapped-location): Remove.
26035 * c-decl.c (c_init_decl_processing): Remove old location code.
26036 (finish_function): Likewise.
26037 * recog.c (decode_asm_operands): Remove old location code.
26038 * c-pch.c (c_common_read_pch): Remove old location code.
26039 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26041 * gimple-low.c (lower_function_body): Remove old location code.
26042 * toplev.c (unknown_location): Remove.
26043 (push_srcloc): Remove old-location variant.
26044 (process_options): Remove old location code.
26045 (lang_dependent_init): Likewise.
26046 * input.h (UNKNOWN_LOCATION): Move definition.
26047 (location_t): Undeprecate.
26048 (source_locus): Remove.
26049 (location_from_locus): Remove.
26050 (struct location_s): Remove.
26051 Remove all old-location code.
26052 (input_line, input_filename): Remove.
26053 * final.c (final_scan_insn): Remove old location code.
26054 * diagnostic.c (diagnostic_build_prefix): Remove
26055 USE_MAPPED_LOCATION test.
26056 * tree.h (gimple_stmt) <locus>: Now a location_t.
26057 (tree_exp) <locus>: Likewise.
26058 (DECL_IS_BUILTIN): Remove old-location variant.
26059 (annotate_with_file_line, annotate_with_locus): Likewise.
26060 (expr_locus, set_expr_locus): Update.
26061 * tree.c (build1_stat): Remove old location code.
26062 (last_annotated_node): Remove.
26063 (annotate_with_file_line): Remove old-location variant.
26064 (annotate_with_locus): Likewise.
26065 (expr_location): Remove old location code.
26066 (set_expr_location): Likewise.
26067 (expr_has_location): Likewise.
26068 (expr_locus): Likewise.
26069 (set_expr_locus): Likewise.
26070 (expr_filename): Don't use location_from_locus.
26071 (expr_lineno): Likewise.
26072 * rtl-error.c (location_for_asm): Remove old location code.
26073 * c-lex.c (cb_line_change): Remove old location code.
26074 (fe_file_change): Likewise.
26075 (cb_def_pragma): Likewise.
26076 (c_lex_with_flags): Likewise.
26077 * gengtype.c (do_typedef): Don't special-case location types.
26078 (define_location_structures): Remove.
26079 (main): Don't call define_location_structures.
26080 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26083 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26086 * builtins.def (BUILT_IN_STDARG_START): Remove.
26087 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26088 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26089 * tree-inline.c (inline_forbidden_p_1): Likewise.
26091 2008-02-26 Richard Guenther <rguenther@suse.de>
26093 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26094 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26095 (lookup_decl_from_uid): Declare.
26096 (remove_decl_from_map): Likewise.
26097 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26098 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26099 (decl_for_uid_map): New global hashtable mapping DECL_UID
26101 (init_ttree): Allocate it.
26102 (insert_decl_to_uid_decl_map): New helper function.
26103 (make_node_stat): Insert new decls into the map.
26104 (copy_node_stat): Likewise.
26105 (lookup_decl_from_uid): New function.
26106 (remove_decl_from_map): Likewise.
26107 (print_decl_for_uid_map_statistics): New helper.
26108 (dump_tree_statistics): Call it.
26110 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26111 (referenced_var_iterator): Adjust.
26112 (FOR_EACH_REFERENCED_VAR): Adjust.
26113 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26114 (num_referenced_vars): Adjust.
26115 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26116 (first_referenced_var): Remove.
26117 (end_referenced_vars_p): Likewise.
26118 (next_referenced_var): Likewise.
26119 (referenced_var_iterator_set): New helper function.
26120 * tree-dfa.c (referenced_var_lookup): Adjust.
26121 (referenced_var_check_and_insert): Likewise.
26122 (remove_referenced_var): Likewise.
26123 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26125 (verify_call_clobbering): Likewise.
26126 (verify_memory_partitions): Likewise.
26127 (init_tree_ssa): Allocate bitmap instead of hashtable for
26129 (delete_tree_ssa): Adjust.
26130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26132 (compute_tag_properties): Likewise.
26133 (set_initial_properties): Likewise.
26134 (find_partition_for): Likewise.
26135 (update_reference_counts): Likewise.
26136 (dump_may_aliases_for): Likewise.
26137 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26138 (add_call_clobber_ops): Likewise.
26139 (add_call_read_ops): Likewise.
26140 (get_asm_expr_operands): Likewise.
26141 * tree-into-ssa.c (dump_decl_set): Likewise.
26142 (update_ssa): Likewise.
26143 * tree-sra.c (scan_function): Likewise.
26144 (decide_instantiations): Likewise.
26145 (scalarize_parms): Likewise.
26146 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26147 (dsa_named_for): Likewise.
26148 * tree-ssa-structalias.c (update_alias_info): Likewise.
26149 (merge_smts_into): Likewise.
26151 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26154 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26155 * c-opts.c (c_common_handle_option): Wall enables
26156 Wvolatile-register-var.
26157 * common.opt: Move Wvolatile-register-var to...
26160 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26162 * common.opt (Wlarger-than=): New.
26163 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26165 * opts.c (common_handle_option): Handle -Wlarger-than=.
26166 * optc-gen.awk: Likewise.
26167 * opth-gen.awk: Likewise.
26168 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26169 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26171 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26173 * c-common.c (match_case_to_enum_1): Add appropriate
26174 OPT_W* parameter to warning.
26175 (c_do_switch_warnings): Likewise.
26176 * c-typeck.c (warning_init): Add one more parameter following
26177 'warning' function.
26178 (push_init_level): Update call to warning_init.
26179 (pop_init_level): Likewise.
26180 (add_pending_init): Likewise.
26181 (output_init_element: Likewise.
26183 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26186 * toplev.c (toplev_main): If there are warnings or error, print
26187 errors for ignored options.
26188 * opts.c (ignored_options): New static variable.
26189 (postpone_unknown_option_error): New.
26190 (print_ignored_options): New.
26191 (handle_option): Postpone errors for unknown -Wno-* options.
26192 * opts.h (print_ignored_options): Declare.
26194 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26196 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26199 2008-02-25 Richard Guenther <rguenther@suse.de>
26202 2008-02-25 Richard Guenther <rguenther@suse.de>
26204 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26205 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26206 (lookup_decl_from_uid): Declare.
26207 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26208 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26209 (decl_for_uid_map): New global hashtable mapping DECL_UID
26211 (init_ttree): Allocate it.
26212 (insert_decl_to_uid_decl_map): New helper function.
26213 (make_node_stat): Insert new decls into the map.
26214 (copy_node_stat): Likewise.
26215 (lookup_decl_from_uid): New function.
26216 (print_decl_for_uid_map_statistics): New helper.
26217 (dump_tree_statistics): Call it.
26219 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26220 (referenced_var_iterator): Adjust.
26221 (FOR_EACH_REFERENCED_VAR): Adjust.
26222 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26223 (num_referenced_vars): Adjust.
26224 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26225 (first_referenced_var): Remove.
26226 (end_referenced_vars_p): Likewise.
26227 (next_referenced_var): Likewise.
26228 (referenced_var_iterator_set): New helper function.
26229 * tree-dfa.c (referenced_var_lookup): Adjust.
26230 (referenced_var_check_and_insert): Likewise.
26231 (remove_referenced_var): Likewise.
26232 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26233 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26234 (verify_call_clobbering): Likewise.
26235 (verify_memory_partitions): Likewise.
26236 (init_tree_ssa): Allocate bitmap instead of hashtable for
26238 (delete_tree_ssa): Adjust.
26239 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26240 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26241 (compute_tag_properties): Likewise.
26242 (set_initial_properties): Likewise.
26243 (find_partition_for): Likewise.
26244 (update_reference_counts): Likewise.
26245 (dump_may_aliases_for): Likewise.
26246 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26247 (add_call_clobber_ops): Likewise.
26248 (add_call_read_ops): Likewise.
26249 (get_asm_expr_operands): Likewise.
26250 * tree-into-ssa.c (dump_decl_set): Likewise.
26251 (update_ssa): Likewise.
26252 * tree-sra.c (scan_function): Likewise.
26253 (decide_instantiations): Likewise.
26254 (scalarize_parms): Likewise.
26255 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26256 (dsa_named_for): Likewise.
26257 * tree-ssa-structalias.c (update_alias_info): Likewise.
26258 (merge_smts_into): Likewise.
26260 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26263 * doc/invoke.texi (-fcx-limited-range): Document new option.
26264 * toplev.c (process_options): Handle -fcx-fortran-rules.
26265 * common.opt: Add documentation for -fcx-fortran-rules.
26267 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26270 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26271 actual behaviour and C99.
26273 2008-02-26 Ben Elliston <bje@au.ibm.com>
26275 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26276 (ASM_CPU_POWER6_SPEC): Likewise.
26277 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26278 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26279 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26281 2008-02-25 Richard Guenther <rguenther@suse.de>
26283 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26284 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26285 (lookup_decl_from_uid): Declare.
26286 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26287 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26288 (decl_for_uid_map): New global hashtable mapping DECL_UID
26290 (init_ttree): Allocate it.
26291 (insert_decl_to_uid_decl_map): New helper function.
26292 (make_node_stat): Insert new decls into the map.
26293 (copy_node_stat): Likewise.
26294 (lookup_decl_from_uid): New function.
26295 (print_decl_for_uid_map_statistics): New helper.
26296 (dump_tree_statistics): Call it.
26298 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26299 (referenced_var_iterator): Adjust.
26300 (FOR_EACH_REFERENCED_VAR): Adjust.
26301 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26302 (num_referenced_vars): Adjust.
26303 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26304 (first_referenced_var): Remove.
26305 (end_referenced_vars_p): Likewise.
26306 (next_referenced_var): Likewise.
26307 (referenced_var_iterator_set): New helper function.
26308 * tree-dfa.c (referenced_var_lookup): Adjust.
26309 (referenced_var_check_and_insert): Likewise.
26310 (remove_referenced_var): Likewise.
26311 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26313 (verify_call_clobbering): Likewise.
26314 (verify_memory_partitions): Likewise.
26315 (init_tree_ssa): Allocate bitmap instead of hashtable for
26317 (delete_tree_ssa): Adjust.
26318 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26319 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26320 (compute_tag_properties): Likewise.
26321 (set_initial_properties): Likewise.
26322 (find_partition_for): Likewise.
26323 (update_reference_counts): Likewise.
26324 (dump_may_aliases_for): Likewise.
26325 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26326 (add_call_clobber_ops): Likewise.
26327 (add_call_read_ops): Likewise.
26328 (get_asm_expr_operands): Likewise.
26329 * tree-into-ssa.c (dump_decl_set): Likewise.
26330 (update_ssa): Likewise.
26331 * tree-sra.c (scan_function): Likewise.
26332 (decide_instantiations): Likewise.
26333 (scalarize_parms): Likewise.
26334 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26335 (dsa_named_for): Likewise.
26336 * tree-ssa-structalias.c (update_alias_info): Likewise.
26337 (merge_smts_into): Likewise.
26339 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26342 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26343 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26344 * alias.h (nonoverlapping_memrefs_p): Likewise.
26346 2008-02-25 Jan Beulich <jbeulich@novell.com>
26348 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26349 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26350 __emultls_get_address, __emultls_register_common,
26351 __floatundi?f, and _Unwind_GetIPInfo.
26352 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26353 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26354 (gen_regparm_prefix): Likewise.
26355 (i386_nlm_encode_section_info): Sync with
26356 config/i386/winnt.c:i386_pe_encode_section_info().
26357 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26358 i386_nlm_mangle_decl_assembler_name): New.
26359 (netware_override_options): New.
26360 * config/i386/netware.h (netware_override_options): Declare.
26361 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26362 (i386_nlm_mangle_decl_assembler_name): Declare.
26363 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26365 2008-02-25 Ben Elliston <bje@au.ibm.com>
26368 * c-decl.c (grokdeclarator): Remove unused local variables
26369 `typedef_type' and `type_as_written'.
26371 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26372 unused local variable `has_hot_blocks'.
26373 (fix_crossing_conditional_branches): Remove unused local variable
26376 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26378 PR middle-end/19984
26379 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26380 using DEF_C99_BUILTIN.
26381 (BUILT_IN_NANF): Ditto.
26382 (BUILT_IN_NANL): Ditto.
26384 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26385 Revital Eres <eres@il.ibm.com>
26387 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26388 regarding the order of two dependent insns in the same row.
26390 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26392 * stor-layout.c (layout_decl): Do not bump the alignment of a
26393 bit-field to more than byte alignment if it is packed.
26395 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26397 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26400 2008-02-24 Diego Novillo <dnovillo@google.com>
26402 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26405 * tree-vrp.c (vrp_evaluate_conditional): With
26406 -Wtype-limits, emit a warning when comparing against a
26407 constant outside the natural range of OP0's type.
26408 * c.opt (Wtype-limits): Move ...
26409 * common.opt (Wtype-limits): ... here.
26411 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26413 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26414 * config/rs6000/e300c2c3.md: New file.
26415 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26417 (rs6000_override_options): Add e300c2 and e300c3 cases to
26418 processor_target_table. Do not allow usage of Altivec or Spe
26419 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26420 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26421 * config/rs6000/rs6000.h (processor_type): Add
26422 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26423 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26424 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26425 and ppce300c3. Include e300c2c3.md.
26427 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26429 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26430 instead of TARGET_STRICT_ALIGN.
26432 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26434 * explow.c (memory_address): Assert that the generated address is
26437 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26440 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26441 * config/darwin-ppc-ldouble-patch.def: New file.
26442 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26443 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26444 SUBTARGET_INIT_BUILTINS if defined.
26445 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26448 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26451 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26452 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26454 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26457 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26458 file" warning condtional on -Winvalid-PCH.
26460 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26462 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26464 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26468 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26469 prevent reload from using MMX registers.
26470 (*mov<mode>_internal): Ditto.
26471 (*movv2sf_internal_rex64): Ditto.
26472 (*movv2sf_internal): Ditto.
26474 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26476 PR documentation/31569
26477 * doc/install.texi2html: Use makeinfo --no-number-sections.
26479 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26481 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26482 ensure that we can address an entire entity > 8 bytes. Don't
26483 generate reg+reg addressing for such data.
26485 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26487 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26488 strings when optimizing for size, unless the target cares about
26491 2008-02-22 Tom Tromey <tromey@redhat.com>
26493 * regclass.c (current_pass): Remove declaration.
26495 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26497 * config/avr/libgcc.S (__RAMPZ__): Define.
26498 (__do_copy_data): Add for devices with 128KB code memory.
26500 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26502 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26504 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26506 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26508 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26511 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26514 * c-typeck.c (build_binary_op): Warn about floating point
26515 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26517 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26520 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26521 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26523 (rs6000_override_options): Set altivec_abi as default, not override,
26524 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26525 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26526 is used; use new member spe_abi.
26527 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26528 spe_abi and altivec_abi.
26530 2008-02-22 Tomas Bily <tbily@suse.cz>
26532 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26534 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26537 * config.build (build_file_translate): Set to `CMD //c' only if
26539 * Makefile.in (build_file_translate): Improve comment.
26541 2008-02-21 Jan Hubicka <jh@suse.cz>
26543 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26544 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26545 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26547 2008-02-21 Michael Matz <matz@suse.de>
26550 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26552 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26554 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26555 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26556 as insn constraint.
26557 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26558 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26559 SSE_VEC_FLOAT_MODE_P as insn constraint.
26560 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26561 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26562 sse4a_movntdf using MODEF mode iterator.
26563 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26564 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26565 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26566 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26567 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26568 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26569 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26571 2008-02-21 Richard Guenther <rguenther@suse.de>
26573 * tree.def (PAREN_EXPR): New tree code.
26574 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26576 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26577 * expr.c (expand_expr_real_1): Likewise.
26578 * tree-inline.c (estimate_num_insns_1): Likewise.
26579 * tree-complex.c (expand_complex_move): Likewise.
26580 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26583 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26586 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26588 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26591 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26593 * config/sh/sh.c (find_barrier): Don't go past
26594 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26596 2008-02-20 DJ Delorie <dj@redhat.com>
26598 * config/h8300/h8300.md (insv): Force source operand to be a register.
26600 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26601 as a jump, not as a plain insn.
26603 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26605 * doc/invoke.texi (Warning Options): Add new option
26606 -Wframe-larger-than=.
26607 (-Wframe-larger-than): Document.
26609 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26610 Add declarations for new option variables.
26612 * final.c (final_start_function): Check the frame size
26613 before emission and issue a Wframe-larger-than warning.
26615 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26616 Add definitions for new option variables.
26617 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26619 * common.opt (Wframe-larger-than=): New option.
26621 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26623 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26624 (<sse>_div<mode>3): Ditto.
26625 (<sse>_vmdiv<mode>3): Ditto.
26626 (<sse>_vmsqrt<mode>2): Ditto.
26627 (*smax<mode>3): Ditto.
26628 (sse5_frcz<mode>2): Ditto.
26629 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26630 as insn constraint.
26632 2008-02-20 Richard Guenther <rguenther@suse.de>
26634 PR middle-end/35265
26635 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26636 be happy with INTEGRAL_TYPE_P.
26638 2008-02-20 Richard Guenther <rguenther@suse.de>
26640 * fold-const.c (split_tree): Associate floatig-point expressions
26641 if flag_associative_math is set.
26643 2008-02-20 Richard Guenther <rguenther@suse.de>
26645 * tree.h (fold_real_zero_addition_p): Declare.
26646 * fold-const.c (fold_real_zero_addition_p): Export.
26647 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26648 floating-point operations with zero and one.
26650 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26652 * doc/install.texi: Correct references to CFLAGS, replacing them
26653 with BOOT_CFLAGS. Document flags used during bootstrap for
26656 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26658 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26659 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26660 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26662 (smin<mode>3): Ditto from similar patterns.
26663 (smax<mode>3): Ditto.
26664 (*ieee_smin<mode>3): Ditto.
26665 (*ieee_smax<mode>3): Ditto.
26666 * config/i386/sse.md (sse): New mode attribute.
26667 (mov<mode>): Macroize expander from movv4sf and movv2df using
26668 SSEMODEF2P mode iterator.
26669 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26670 SSE_VEC_FLOAT_MODE_P as insn constraint.
26671 (storent<mode>): Ditto.
26672 (storent<mode>): Macroize expander from storentsf and storentdf using
26673 MODEF mode iterator.
26674 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26675 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26676 (abs<mode>2): Ditto from similar patterns.
26677 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26678 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26679 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26680 (<sse>_vmsqrt<mode>2): Ditto.
26681 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26682 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26683 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26684 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26685 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26686 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26687 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26689 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26690 iterator and SSE_FLOAT_MODE_P as insn constraint.
26691 (<sse>_ucomi): Ditto from similar patterns.
26692 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26693 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26694 SSE_VEC_FLOAT_MODE_P as insn constraint.
26695 (vcond<mode>): Ditto from similar patterns.
26696 (and<mode>3, *and<mode>3): Ditto.
26697 (<sse>_nand<mode>3): Ditto.
26698 (ior<mode>3, *ior<mode>3): Ditto.
26699 (xor<mode>3, *xor<mode>3): Ditto.
26700 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26701 iterator and SSE_FLOAT_MODE_P as insn constraint.
26702 (*nand<mode>3): Ditto from similar patterns.
26703 (*ior<mode>3): Ditto.
26704 (*xor<mode>3): Ditto.
26706 2008-02-20 Ira Rosen <irar@il.ibm.com>
26708 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26709 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26710 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26712 2008-02-19 Jan Hubicka <jh@suse.cz>
26714 * predict.c (tree_bb_level_predictions): Remove variable next
26715 mistakely introduced by previous commit.
26717 2008-02-19 Jan Hubicka <jh@suse.cz>
26719 * predict.c (predict_paths_leading_to): Rewrite.
26720 (predict_paths_for_bb): New.
26721 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26723 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26726 * Makefile.in (build_file_translate): New.
26727 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26728 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26729 * configure.ac (build_file_translate): Substitute it.
26730 * configure: Regenerate.
26732 2008-02-19 Jan Hubicka <jh@suse.cz>
26734 PR rtl-optimization/34408
26735 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26738 2008-02-19 Jan Hubicka <jh@suse.cz>
26740 PR middle-end/28779
26741 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26744 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26747 * config/i386/i386-modes.def: Revert the last DI alignment
26748 change until Ada people can look into it.
26750 2008-02-19 Nick Clifton <nickc@redhat.com>
26752 * opts.c (print_specific_help): Fix typo in --help text.
26754 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26757 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26758 32-bit inline asm without asm alternatives for host GCC < 3.0.
26760 2008-02-19 Richard Guenther <rguenther@suse.de>
26762 PR tree-optimization/34989
26763 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26764 Allow propagation to INDIRECT_REF if we can simplify only.
26766 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26768 * c-common.c (warn_for_collisions_1): Use appropriate option when
26771 2008-02-19 Nick Clifton <nickc@redhat.com>
26774 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26775 (handle_options): Fix indentation.
26776 (print_filtered_help): If no language-specific options were
26777 displayed tell the user how to list all the options supported by
26778 the language's front-end.
26779 (print_specific_help): Fix indentation and remove duplicate line.
26780 (common_handle_option): Handle the -v option.
26781 For --help enable the display of undocumented options if the -v
26782 switch has been included on the command line.
26783 For --help= check for overlaps in the arguments between the option
26784 classes and the language names and issue a warning when they
26785 cannot be disambiguated.
26786 * c.opt (v): Pass on to the common option handler.
26788 2008-02-19 Revital Eres <eres@il.ibm.com>
26790 * modulo-sched.c (sms_schedule): Change dump message when
26791 create_ddg function fails.
26792 (try_scheduling_node_in_cycle): Rename row to cycle.
26793 (print_partial_schedule): Rename CYCLE to ROW.
26795 2008-02-19 Christian Bruel <christian.bruel@st.com>
26796 Zdenek Dvorak <ook@ucw.cz>
26798 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26800 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26803 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26804 (*x86_movdicc_0_m1_se): Ditto.
26806 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26808 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26809 (CMPtype): Define as __gcc_CMPtype.
26810 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26811 (CMPtype): Define as __gcc_CMPtype.
26813 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26815 Support valgrind 3.3 for --enable-checking=valgrind.
26816 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26818 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26819 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26820 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26821 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26822 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26823 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26824 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26826 * ggc-zone.c: Similar.
26827 * ggc-page.c: Similar.
26829 2008-02-19 Paul Brook <paul@codesourcery.com>
26832 * config/arm/ieee754-df.S: Fix do_it typo.
26833 * config/arm/ieee754-sf.S: Fix do_it typo.
26835 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26838 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26839 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26840 (OPTION_MASK_ISA_SSE_SET): Likewise.
26841 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26842 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26843 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26844 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26845 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26846 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26847 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26848 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26849 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26850 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26851 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26852 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26853 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26854 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26855 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26856 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26857 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26858 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26859 (OPTION_MASK_ISA_SSE4): Removed.
26860 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26861 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26862 (override_options): Don't turn on implied SSE/MMX bits in
26865 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26867 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26870 2008-02-18 Joey Ye <joey.ye@intel.com>
26872 PR middle-end/34921
26873 * tree-nested.c (insert_field_into_struct): Set type alignment
26874 to field alignment if the former is less than the latter.
26876 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26878 * BASE-VER: Set to 4.4.0.
26880 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26882 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26883 * doc/cfg.texi: Likewise.
26884 * doc/extend.texi: Likewise.
26885 * doc/gty.texi: Likewise.
26886 * doc/invoke.texi: Likewise.
26887 * doc/loop.texi: Likewise.
26888 * doc/md.texi: Likewise.
26889 * doc/passes.texi: Likewise.
26890 * doc/rtl.texi: Likewise.
26891 * doc/sourcebuild.texi: Likewise.
26892 * doc/tm.texi: Likewise.
26893 * doc/tree-ssa.texi: Likewise.
26895 2008-02-17 Richard Guenther <rguenther@suse.de>
26897 PR middle-end/35227
26898 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26899 without default definition.
26901 2008-02-17 Richard Guenther <rguenther@suse.de>
26903 PR tree-optimization/35231
26904 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26907 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26910 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26911 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26912 libgcc_cmp_return mode.
26914 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26917 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26919 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26921 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26924 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26926 * doc/c-tree.texi: Use `@.' where appropriate.
26927 * doc/extend.texi: Likewise.
26928 * doc/install.texi: Likewise.
26929 * doc/invoke.texi: Likewise.
26930 * doc/loop.texi: Likewise.
26931 * doc/makefile.texi: Likewise.
26932 * doc/md.texi: Likewise.
26933 * doc/passes.texi: Likewise.
26934 * doc/standards.texi: Likewise.
26935 * doc/tm.texi: Likewise.
26937 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26939 PR middle-end/35196
26940 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26942 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26943 rather than in entry_bb.
26945 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26947 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26948 libgcc_cmp_return mode.
26950 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26952 PR middle-end/35130
26953 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26954 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26956 2008-02-15 Richard Guenther <rguenther@suse.de>
26957 Zdenek Dvorak <ook@ucw.cz>
26959 PR tree-optimization/35164
26960 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26961 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26962 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26963 Only propagate addresses which do not have abnormal SSA_NAMEs
26966 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26969 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26971 2008-02-15 Jan Hubicka <jh@suse.cz>
26973 PR middle-end/35149
26974 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26976 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26978 PR middle-end/34621
26979 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26980 when calculating alignment_pad.
26982 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26984 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26985 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26986 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26987 and STACK_BOUNDARY define.
26989 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26991 PR preprocessor/35061
26992 * c-pragma.c (handle_pragma_pop_macro): Check that
26993 pushed_macro_table has been allocated.
26995 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26997 PR middle-end/35136
26998 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26999 (force_gimple_operand): Likewise.
27000 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27001 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27002 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27003 (find_interesting_uses_address): Check addressability and alignment
27004 of the base expression only after substituting bases of IVs into it.
27006 2008-02-14 Michael Matz <matz@suse.de>
27009 * function.c (instantiate_virtual_regs_in_insn): Reload address
27010 before falling back to reloading the whole operand.
27012 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27014 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27015 before the first section switch note.
27017 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27019 * doc/bugreport.texi: Update copyright years.
27020 * doc/c-tree.texi: Likewise.
27021 * doc/cfg.texi: Likewise.
27022 * doc/cpp.texi: Likewise.
27023 * doc/cppinternals.texi: Likewise.
27024 * doc/fragments.texi: Likewise.
27025 * doc/frontends.texi: Likewise.
27026 * doc/gcc.texi: Likewise.
27027 * doc/gty.texi: Likewise.
27028 * doc/hostconfig.texi: Likewise.
27029 * doc/implement-c.texi: Likewise.
27030 * doc/libgcc.texi: Likewise.
27031 * doc/loop.texi: Likewise.
27032 * doc/makefile.texi: Likewise.
27033 * doc/options.texi: Likewise.
27034 * doc/passes.texi: Likewise.
27035 * doc/rtl.texi: Likewise.
27036 * doc/sourcebuild.texi: Likewise.
27037 * doc/standards.texi: Likewise.
27038 * doc/tree-ssa.texi: Likewise.
27039 * doc/trouble.texi: Likewise.
27041 * doc/extend.texi: Use @: or add comma where appropriate.
27042 * doc/invoke.texi: Likewise.
27043 * doc/tm.texi: Likewise.
27045 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27048 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27051 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27053 * doc/md.texi (clz, ctz): Add reference.
27054 * doc/rtl.texi (clz, ctz): Likewise.
27056 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27059 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27062 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27064 * config/s390/s390.c (struct constant_pool): New field
27065 emit_pool_after added.
27066 (s390_mainpool_start): Set the emit_pool_after flag according
27067 to the section switch notes.
27068 (s390_mainpool_finish): Consider emit_pool_after when emitting
27069 the literal pool at the end of the function.
27070 (s390_chunkify_start): Force literal pool splits at section
27073 2008-02-13 Michael Matz <matz@suse.de>
27076 * var-tracking.c (clobber_variable_part): Correctly traverse the
27079 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27082 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27083 Add -fdump-ipa-inline.
27084 * tree-dump.c (dump_files): Remove tree-inlined dump.
27085 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27087 2008-02-12 Richard Guenther <rguenther@suse.de>
27089 PR tree-optimization/35171
27090 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27093 2008-02-12 Richard Guenther <rguenther@suse.de>
27095 PR middle-end/35163
27096 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27097 value-preserving mode. Disallow final truncation.
27099 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27101 PR middle-end/35136
27102 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27103 code from here to...
27104 (force_gimple_operand): ...here.
27106 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27109 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27110 non-compatible pointers.
27111 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27112 different FIELD_DECLs, try harder by comparing field offsets, sizes
27115 PR inline-asm/35160
27116 * function.c (match_asm_constraints_1): Don't replace the same input
27119 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27121 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27122 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27123 (expand_epilogue): Restore RAMPZ register.
27124 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27126 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27128 * config/i386/cygwin.asm: (__alloca): Correct calling
27129 convention and alignment.
27130 (__chkstk): Force 8 byte stack alignment.
27132 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27133 Richard Guenther <rguenther@suse.de>
27135 PR tree-optimization/33992
27136 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27137 the zero we compare against.
27139 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27141 PR libfortran/35063
27142 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27143 to CloseHandle after unlocking to prevent accumulation of handle
27146 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27148 PR middle_end/34150
27149 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27150 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27151 and update LABEL_NUSES during and after reload.
27153 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27155 PR middle-end/34627
27156 * combine.c (simplify_if_then_else): Make sure the comparison is
27157 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27159 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27162 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27163 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27164 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27165 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27166 * tree.h (get_type_static_bounds): Likewise.
27168 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27170 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27171 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27172 Make -Wfoo language annotations match what the compiler outputs.
27174 2008-02-08 Sa Liu <saliu@de.ibm.com>
27176 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27177 intrinsics spu_convts, spu_convtu, spu_convtf.
27179 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27181 * doc/extend.texi (Function Attributes) <noinline>: Mention
27182 asm ("") as method to keep calls.
27184 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27187 * doc/options.texi (Options): Replace references to opts.sh with
27189 * opts-common.c: Likewise.
27190 * optc-gen.awk: Likewise.
27192 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27194 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27196 2008-02-07 Richard Henderson <rth@redhat.com>
27199 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27200 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27203 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27205 PR tree-optimization/35085
27206 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27207 for operand entry oe2 in addition to operand entry oe3 in order to
27208 expose more opportunities for vectorizer sum reduction.
27210 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27213 * Makefile.in (LIBS): Remove $(GMPLIBS).
27214 (cc1-dummy, cc1): Add $(GMPLIBS).
27216 2008-02-06 Jan Hubicka <jh@suse.cz>
27219 * i386.md (moddf_integer): Do not produce partial memory stalls for
27220 targets where it hurts.
27222 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27225 * optabs.c (expand_float): Do not check for decimal modes when
27226 expanding unsigned integer through signed conversion.
27228 2008-02-06 Nick Clifton <nickc@redhat.com>
27230 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27231 inside the clobber with a match_operand and duplicated operand
27232 number in the constraint.
27233 (ineqbranchsi): Delete redundant comment.
27235 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27237 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27238 builtin_define ("__USE_INIT_FINI__").
27239 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27241 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27243 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27245 PR documentation/30330
27246 * doc/invoke.texi (C++ Dialect Options)
27247 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27248 For each warning option -Wfoo that allows -Wno-foo, ensure both
27249 -Wfoo and -Wno-foo are listed in the option index. Fix index
27250 entry of -Wswitch-default, index -Wnormalized= including the
27251 `=', and -Wlarger-than-@var{len} including @var{len}.
27253 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27255 * config/i386/i386.md (floatunssisf2): Use
27256 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27257 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27258 Macroize expander using MODEF mode iterator.
27260 2008-02-05 Diego Novillo <dnovillo@google.com>
27262 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27265 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27267 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27270 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27272 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27275 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27276 to indicate if a message should be generated.
27277 (init_cumulative_args): Updated.
27278 (function_value_32): Likewise.
27280 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27282 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27284 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27287 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27288 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27290 2008-02-04 Diego Novillo <dnovillo@google.com>
27292 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27295 * tree-vrp.c (vrp_evaluate_conditional): With
27296 -Wtype-limits, emit a warning when comparing against a
27297 constant outside the natural range of OP0's type.
27299 2008-02-04 Richard Guenther <rguenther@suse.de>
27301 PR middle-end/33631
27302 * expr.c (count_type_elements): Give for unions instead of
27305 2008-02-04 Richard Guenther <rguenther@suse.de>
27307 PR middle-end/35043
27308 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27309 to TYPE_DOMAINs base type instead of using bitsizetype here.
27311 2008-02-03 Jason Merrill <jason@redhat.com>
27313 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27315 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27318 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27319 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27320 (RS/6000 and PowerPC Options): Fix typos and markup.
27321 * doc/passes.texi (Tree-SSA passes): Likewise.
27323 2008-02-02 Michael Matz <matz@suse.de>
27326 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27327 from record_last_reg_set_info.
27328 (record_last_reg_set_info): Take an RTX argument, iterate over all
27329 constituent hardregs.
27330 (record_last_set_info, record_opr_changes): Change calls to
27331 new signature or to record_last_reg_set_info_regno.
27333 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27335 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27337 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27339 PR rtl-optimization/34773
27340 * reg-notes.def (EQUAL): Mention significance of combination of
27341 REG_EQUAL and REG_RETVAL.
27342 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27343 insn that has a REG_RETVAL.
27345 2008-02-01 Roger Sayle <roger@eyesopen.com>
27348 * configure.ac (--enable-fixed-point): Disable unless explicitly
27350 * configure: Regenerate.
27352 2008-02-01 Richard Guenther <rguenther@suse.de>
27355 * invoke.texi (-finline-limit): Remove no longer true parts
27356 of the documentation. Note that there is no default value.
27358 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27359 Mark Mitchell <mark@codesourcery.com>
27360 Ben Elliston <bje@au.ibm.com>
27363 * doc/extend.texi (Other Builtins): Document.
27365 2008-01-31 Tom Browder <tom.browder@gmail.com>
27367 * doc/c-tree.texi (Types): Fix grammar.
27368 (Expression trees): Ditto.
27369 * doc/passes.texi (Tree-SSA passes): Ditto.
27371 * doc/configterms.texi (Configure Terms): Fix typo.
27372 * doc/cpp.texi (Common Predefined Macros): Ditto.
27373 * doc/md.texi (Machine Constraints): Ditto.
27375 * doc/makefile.texi (Makefile): Add comma.
27377 2008-01-31 Tom Browder <tom.browder@gmail.com>
27378 Gerald Pfeifer <gerald@pfeifer.com>
27380 * doc/sourcebuild.texi (Front End): Remove references to CVS
27381 and CVSROOT/modules.
27382 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27383 (Back End): Remove reference to CVS.
27385 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27388 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27390 (mips16_gp_pseudo_reg): ...here.
27391 * config/mips/mips.md (load_const_gp): Replace with...
27392 (load_const_gp_<mode>): ...this :P-based insn.
27394 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27396 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27397 options. Minor fixes.
27398 (-std): Move reference to standards closer to where language
27399 standards are first mentioned.
27401 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27403 PR rtl-optimization/34995
27404 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27405 parameter and return a bool. If the rtx parameter is nonnull,
27406 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27407 (find_reloads): Update call accordingly. Pass the new operand
27408 if it needed no address reloads, otherwise pass null.
27410 2008-01-30 Richard Henderson <rth@redhat.com>
27413 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27414 for unbounded arrays.
27416 2008-01-30 Silvius Rus <rus@google.com>
27418 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27420 2008-01-30 Jan Hubicka <jh@suse.cz>
27423 * i386.c (init_cumulative_args): Use real function declaration when
27426 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27428 PR rtl-optimization/34998
27429 * global.c (build_insn_chain): Treat non-subreg_lowpart
27430 SUBREGs of pseudos as clobbering all the words covered by the
27431 SUBREG, not just all the bytes.
27432 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27433 original df_ref rather than an extract parameter.
27434 (global_conflicts): Update call accordingly.
27436 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27438 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27439 the overflow check to make it easier to read.
27440 (__fixtfdi): Change the type of the ll member in union
27441 long_double to UDItype_x.
27443 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27445 PR middle-end/34969
27446 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27447 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27448 * tree-inline.c (fold_marked_statements): Call
27449 cgraph_update_edges_for_call_stmt if folding a call statement.
27450 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27451 debug_generic_stmt calls, reset it back afterwards.
27454 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27456 * c-typeck.c (build_external_ref): Don't pedwarn about
27457 static vars in current function's scope.
27459 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27461 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27463 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27466 * ipa-struct-reorg.c: Fix spelling.
27467 * params.def: Ditto.
27469 2008-01-29 Richard Guenther <rguenther@suse.de>
27471 PR middle-end/35006
27472 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27474 * tree-inline.c (remap_type): Increment remapping_type_depth
27475 around remapping types.
27476 (copy_body_r): Only add referenced variables if they are referenced
27477 from code, not types.
27479 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27490 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27491 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27493 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27496 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27497 pointer for tiny stack.
27499 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27501 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27503 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27505 * config/vx-common.h: Fix typo in comment.
27507 2008-01-28 Ian Lance Taylor <iant@google.com>
27511 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27512 coalesce pointers if they have different DECL_NO_TBAA_P values.
27513 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27514 between variables with different DECL_NO_TBAA_P values.
27516 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27519 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27520 are not legitimate small data references on SPE targets.
27522 2008-01-28 David Daney <ddaney@avtrex.com>
27524 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27526 2008-01-28 David Daney <ddaney@avtrex.com>
27528 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27530 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27532 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27533 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27534 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27535 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27536 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27537 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27538 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27539 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27541 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27543 * basic-block.h (condjump_equiv_p): Fix comment.
27545 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27547 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27548 print_generic_stmt_indented): Fix comment.
27550 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27552 * configure.ac (__stack_chk_fail): Add detecion for availability
27553 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27554 * configure: Regenerate.
27556 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27558 PR middle-end/34688
27559 * final.c (output_addr_const): Handle TRUNCATE.
27561 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27564 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27565 (zero_cost, infinite_cost): New constants.
27566 (struct cost_pair): Change type of cost to comp_cost.
27567 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27568 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27570 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27571 split_address_cost, ptr_difference_cost, difference_cost,
27572 get_computation_cost_at, get_computation_cost,
27573 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27574 determine_use_iv_cost_condition, determine_use_iv_costs,
27575 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27576 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27577 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27578 Change type of cost to comp_cost.
27579 (determine_iv_cost): Increase cost of non-original ivs, instead
27580 of decreasing the cost of original ones.
27581 (get_address_cost): Indicate the complexity of the addressing mode
27583 (try_add_cand_for): Prefer using ivs not specific to some object.
27584 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27586 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27587 Janis Johnson <janis187@us.ibm.com>
27590 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27591 (TARGET_INSTANTIATE_DECLS): Likewise.
27592 * target.h (expand_to_rtl_hook): New target hook.
27593 (instantiate_decls): Likewise.
27594 * function.c (instantiate_decl): Make non-static. Rename to...
27595 (instantiate_decl_rtl): ... this.
27596 (instantiate_expr): Use instantiate_decl_rtl.
27597 (instantiate_decls_1): Likewise.
27598 (instantiate_decls): Likewise.
27599 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27600 * function.h (instantiate_decl_rtl): Add prototype.
27601 * cfgexpand.c (target.h): New include.
27602 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27603 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27604 (TARGET_INSTANTIATE_DECLS): Likewise.
27605 (TARGET_INITIALIZER): New target hooks added.
27606 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27608 * config/rs6000/rs6000.c (tree-flow.h): New include.
27609 (machine_function): Add sdmode_stack_slot field.
27610 (rs6000_alloc_sdmode_stack_slot): New function.
27611 (rs6000_instantiate_decls): Likewise.
27612 (rs6000_secondary_memory_needed_rtx): Likewise.
27613 (rs6000_check_sdmode): Likewise.
27614 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27615 (TARGET_INSTANTIATE_DECLS): Likewise.
27616 (rs6000_hard_regno_mode_ok): Allow SDmode.
27617 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27618 (rs6000_emit_move): Handle SDmode.
27619 (function_arg_advance): Likewise.
27620 (function_arg): Likewise.
27621 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27622 SDmode var args for 32-bit compiles.
27623 (rs6000_secondary_reload_class): Handle SDmode.
27624 (rs6000_output_function_epilogue): Likewise.
27625 (rs6000_function_value): Simplify if statement.
27626 (rs6000_libcall_value): Likewise.
27627 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27628 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27629 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27630 (movsd_hardfloat): New define_insn.
27631 (movsd_softfloat): Likewise.
27632 (movsd_store): Likewise.
27633 (movsd_load): Likewise.
27634 (extendsddd2): Likewise.
27635 (extendsdtd2): Likewise.
27636 (truncddsd2): Likewise.
27637 (movdd_hardfloat64): Fixup comment.
27638 (UNSPEC_MOVSD_LOAD): New constant.
27639 (UNSPEC_MOVSD_STORE): Likewise.
27641 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27644 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27646 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27647 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27648 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27649 and TRUTH_XOR_EXPR.
27651 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27654 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27655 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27656 __LONGDOUBLE128 too.
27657 * config/rs6000/aix61.h: New file.
27659 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27661 PR rtl-optimization/34959
27662 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27663 popcount and parity rtxes the same mode as their operand.
27664 Truncate or extend the result to the return value's mode
27667 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27670 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27671 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27672 to GOT_VERSION_REGNUM.
27673 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27674 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27675 * config/mips/mips.c (mips_emit_call_insn): New function.
27676 (mips_call_tls_get_addr): Call mips_expand_call directly.
27677 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27679 (mips16_build_call_stub): Likewise. Return the call insn or null.
27680 (mips_expand_call): Update the call to mips16_build_call_stub
27681 accordingly and a remove redundant condition. Assert that MIPS16
27682 stubs do not use lazy binding. Use mips_emit_call_insn and return
27684 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27686 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27687 (mips_avoid_hazard): Remove hazard_set handling.
27688 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27689 (UNSPEC_RESTORE_GP): ...this.
27690 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27691 (FAKE_CALL_REGNO): Rename to...
27692 (GOT_VERSION_REGNUM): ...this.
27693 (type): Add "ghost" value. Add an associated insn reservation.
27694 (hazard_set): Remove.
27695 (exception_receiver): Rename to...
27696 (restore_gp): ...this and update the unspec identifier accordingly.
27697 (exception_receiver, nonlocal_got_receiver): New expanders.
27698 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27699 FAKE_CALL_REGNO. Remove hazard_set attribute.
27700 (set_got_version, update_got_version): New patterns.
27702 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27705 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27707 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27710 * doc/install.texi2html: Generate gcc-vers.texi.
27712 2008-01-25 DJ Delorie <dj@redhat.com>
27714 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27716 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27718 * config/c4x: Remove directory.
27719 * config.gcc (crx-*, mt-*): Mark obsolete.
27720 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27721 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27722 sh-*-rtemscoff*): Remove cases.
27723 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27724 * real.c (encode_c4x_single, decode_c4x_single,
27725 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27726 c4x_extended_format): Remove.
27727 * real.h (c4x_single_format, c4x_extended_format): Remove.
27728 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27730 (Pragmas): Remove comment about c4x pragmas.
27731 * doc/install.texi (c4x): Remove target-specific instructions.
27732 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27733 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27734 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27735 refer to C4x source files as examples.
27736 (C4X_FLOAT_FORMAT): Remove documentation.
27738 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27740 * config/bfin/bfin.c (override_options): Reorder tests so that
27741 flag_pic gets enabled for -msep-data.
27743 2008-01-25 Richard Guenther <rguenther@suse.de>
27745 PR middle-end/32244
27746 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27747 to its bitfield precision if required.
27749 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27751 PR middle-end/33880
27752 * tree-nested.c (walk_omp_for): New function.
27753 (convert_nonlocal_reference, convert_local_reference): Call
27754 walk_omp_for on OMP_FOR.
27755 (convert_call_expr): Call walk_body on OMP_FOR's
27756 OMP_FOR_PRE_INIT_BODY.
27758 2008-01-25 Richard Guenther <rguenther@suse.de>
27760 PR tree-optimization/34966
27761 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27762 default defs and PHI_NODEs we have to insert after the
27763 defining statement.
27765 2008-01-24 Nick Clifton <nickc@redhat.com>
27767 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27768 Provide a default definition.
27769 (LIBGCC2_UNITS_PER_WORD): Likewise.
27771 * config/stormy16/stormy16.c: Include df.h for the prototype
27772 for df_regs_ever_live_p.
27773 (xstormy16_expand_builtin_va_start): Convert the stack offset
27774 into a component_ref and then use POINTER_PLUS_EXPR to add it
27775 to the incoming_virtual_args_rtx.
27776 (xstormy16_gimplify_va_arg_expr): Rename to
27777 xstormy16_gimplify_va_arg_expr.
27778 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27779 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27780 xstormy16_gimplify_va_arg_expr.
27781 Fix up some formatting issues.
27783 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27784 Move to predicates.md.
27785 (xs_hi_general_operand): Likewise.
27786 (xs_hi_nonmemory_operand): Likewise.
27787 * config/stormy16/predicates.md:
27788 (xstormy16_carry_plus_operand): New predicate.
27789 (xs_hi_general_operand): New predicate.
27790 (xs_hi_nonmemory_operand): New predicate.
27791 * config/stormy16/stormy16-protos.h:
27792 (xstormy16_carry_plus_operand): Delete prototype.
27793 (xs_hi_general_operand): Likewise.
27794 (xs_hi_nonmemory_operand): Likewise.
27796 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27797 modifiers as they are no longer needed and they can trigger
27798 reload spill failures.
27800 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27801 with a match_operand in order to help reload.
27803 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27804 constraint with 'e' for the 8th alternative as this version of
27805 the mov.w instruction only accepts the lower 8 registers.
27807 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27810 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27811 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27814 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27816 PR middle-end/33333
27817 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27819 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27821 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27823 (remove_structure): Update allocations list before removing structure.
27825 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27827 * ipa-struct-reorg.c (is_safe_cond_expr,
27828 create_new_stmts_for_cond_expr): Use integer_zerop function,
27829 that recognize not only zero-pointer, but zero-integer too.
27831 2008-01-25 Ben Elliston <bje@au.ibm.com>
27834 * fixproto: Escape "." in sed expression that strips leading "./".
27836 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27839 * gcc.c (SWITCH_OK): Removed.
27840 (SWITCH_LIVE): Changed to bit.
27841 (SWITCH_FALSE): Likewise.
27842 (SWITCH_IGNORE): Likewise.
27843 (switchstr): Change live_cond to unsigned int.
27844 (process_command): Replace SWITCH_OK with 0.
27845 (do_self_spec): Likewise.
27846 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27847 (give_switch): Likewise.
27848 (used_arg): Likewise.
27849 (do_spec_1): Set the SWITCH_IGNORE bit.
27850 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27851 bits. Set the SWITCH_LIVE bit.
27853 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27855 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27857 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27859 PR tree-optimization/34472
27860 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27861 parameter to a "bool *" and set *DATA to false if there is
27862 an unsafe access. Do not delete the structure here.
27863 (check_cond_exprs): Delete it here instead.
27864 (check_cond_exprs, exclude_cold_structs): Do not increase
27865 I when removing a structure.
27867 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27870 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27871 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27873 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27875 PR middle-end/34934
27876 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27877 a fixed vector for stack.
27879 2008-01-24 Ben Elliston <bje@au.ibm.com>
27882 * doc/gcc.texi (Software development): Add a direntry for g++.
27884 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27886 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27887 stale and straggling -fforce-addr comments above.
27889 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27891 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27892 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27894 2008-01-23 Michael Matz <matz@suse.de>
27897 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27900 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27902 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27903 malloc result type.
27905 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27907 * config/avr/avr.c (avr_current_arch): New variable.
27908 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27909 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27910 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27911 (avr_override_options): Init 'avr_current_arch'.
27912 (base_arch_s): Move from here...
27913 * config/avr/avr.h (base_arch_s): ... here. Add new members
27914 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27915 'mega' to 'have_jmp_call'.
27916 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27917 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27919 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27921 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27922 MULTILIB_MATCHES): Ditto.
27924 2008-01-23 Richard Guenther <rguenther@suse.de>
27926 PR middle-end/31529
27927 * cgraphunit.c (cgraph_reset_node): Always mark the node
27928 not reachable if it is not queued already.
27930 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27932 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27933 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27934 (cputype_selected): New static variable.
27935 (bfin_handle_option): Set it if -mcpu is used.
27936 (override_option): Select default set of workarounds if no cpu type
27937 selected on the command line.
27938 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27940 From Michael Frysinger <michael.frysinger@analog.com>
27941 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27942 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27944 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27945 for bf547, bf523, bf524, and bf526.
27946 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27948 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27949 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27950 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27951 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27952 * doc/invoke.texi (Blackfin Options): Document that
27953 -mcpu now accept bf547, bf523, bf524, and bf526.
27955 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27957 PR rtl-optimization/34628
27958 * combine.c (try_combine): Stop and undo after the first combination
27959 if an autoincrement side-effect on the first insn has effectively
27962 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27965 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27966 Offset addresses are not valid for Altivec or paired float modes.
27968 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27971 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27972 if DECL_INITIAL (decl) is error_mark_node.
27975 * c-common.c (handle_vector_size_attribute): Only allow
27976 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27977 the same way as pointer, array etc. types.
27978 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27981 * tree.c (build_type_attribute_qual_variant): Call
27982 build_qualified_type if attributes are equal, but quals are not.
27984 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27987 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27988 * flags.h (warn_strict_aliasing): Remove.
27989 (warn_strict_overflow): Remove.
27990 * opts.c (warn_strict_aliasing): Remove.
27991 (warn_strict_overflow): Remove.
27992 * c-opts.c (c_common_handle_option): -Wall only sets
27993 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27994 (c_common_post_options): Give default values to -Wstrict-aliasing
27995 and -Wstrict-overflow if they are uninitialized.
27996 * common.opt (Wstrict-aliasing): Specify Var and Init.
27997 (Wstrict-overflow): Likewise.
27999 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28001 PR rtl-optimization/26854
28002 PR rtl-optimization/34400
28003 PR rtl-optimization/34884
28004 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28006 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28007 (df_rd_bb_info.expanded_lr_out): Deleted
28008 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28009 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28010 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28011 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28012 Removed code to allocate, initialize or free expanded_lr_out.
28013 (df_rd_bb_local_compute_process_def): Restructured to make more
28015 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28016 sets if the sets are being trimmed.
28018 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28021 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28022 (as_vers): Likewise.
28023 * configure: Regenerated.
28025 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28027 PR middle-end/33092
28028 * tree-pass.h (pass_build_alias): New pass.
28029 * tree-ssa-alias.c (gate_build_alias): New.
28030 (pass_build_alias): New.
28031 * passes.c (init_optimization_passes): Add pass_build_alias after
28032 pass_create_structure_vars.
28034 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28036 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28037 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28038 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28039 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28040 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28041 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28042 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28043 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28044 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28045 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28046 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28047 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28048 * config/s390/s390.md (FP_ALL): New mode iterator.
28049 (_d): New mode attribute.
28050 ("*signbit<mode>2>"): Changed mode of first operand.
28051 ("isinf<mode>2"): Changed mode of first operand.
28052 ("*TDC_insn"): Adaptation for DFP modes.
28054 2008-01-22 Ben Elliston <bje@au.ibm.com>
28056 * tree.c (check_qualified_type): Improve function description.
28058 2008-01-21 Jason Merrill <jason@redhat.com>
28061 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28062 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28065 2008-01-21 DJ Delorie <dj@redhat.com>
28067 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28070 2008-01-21 Richard Guenther <rguenther@suse.de>
28072 PR middle-end/34856
28073 * tree-cfg.c (verify_expr): Allow all invariant expressions
28074 instead of just constant class ones as reference argument.
28075 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28076 like any other constant.
28077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28079 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28081 * regmove.c (fixup_match_1): Update call crossed frequencies.
28083 2008-01-21 Richard Guenther <rguenther@suse.de>
28086 * tree-inline.c (setup_one_parameter): Deal with mismatched
28087 types using a VIEW_CONVERT_EXPR.
28089 2008-01-21 Alon Dayan <alond@il.ibm.com>
28090 Olga Golovanevsky <olga@il.ibm.com>
28092 PR tree-optimization/34701
28093 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28094 when the structure size is not a power of 2.
28096 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28098 * doc/install.texi: Add doc for --enable-checking=df.
28100 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28102 PR rtl-optimization/34808
28103 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28105 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28107 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28110 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28112 PR rtl-optimization/26854
28113 PR rtl-optimization/34400
28114 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28116 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28117 (df_rd_bb_info.expanded_lr_out): New.
28118 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28119 * loop_iv.c (iv_analysis_loop_init): Ditto.
28120 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28121 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28122 Added code to allocate, initialize or free expanded_lr_out.
28123 (df_rd_bb_local_compute_process_def): Restructured to make
28124 more understandable.
28125 (df_rd_confluence_n): Add code to do nothing with fake edges and
28126 code to no apply invalidate_by_call sets if the sets are being trimmed.
28127 (df_lr_local_finalize): Renamed to df_lr_finalize.
28128 (df_live_local_finalize): Renamed to df_live_finalize.
28130 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28133 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28134 deciding whether to use reciprocal instructions.
28136 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28138 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28139 dwarf2out_note_section_used if cold_text_section is NULL.
28141 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28143 PR gcov-profile/34610
28144 * tree-cfg.c (make_edges): Mark both outgoing edges from
28145 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28146 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28147 from OMP_FOR and OMP_CONTINUE outgoing edges.
28149 * tree-profile.c (tree_profiling): Return early if
28150 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28152 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28153 from cfun to child_cfun.
28154 * function.h (struct function): Add after_tree_profile bit.
28156 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28158 * config/avr/avr.S (_exit): Disable interrupt.
28160 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28161 Steven Bosscher <stevenb.gcc@gmail.com>
28163 PR rtl-optimization/26854
28164 PR rtl-optimization/34400
28165 * df-problems.c (df_live_scratch): New scratch bitmap.
28166 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28167 (df_live_reset): Clear the proper bitmaps.
28168 (df_live_bb_local_compute): Only process the artificial defs once
28169 since the order is not important.
28170 (df_live_init): Init the df_live sets only with the variables
28171 found live by df_lr.
28172 (df_live_transfer_function): Use the df_lr sets to prune the
28173 df_live sets as they are being computed.
28174 (df_live_free): Free df_live_scratch.
28176 2008-01-18 Ian Lance Taylor <iant@google.com>
28178 * common.opt: Add fmerge-debug-strings.
28179 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28180 flag_merge_debug_strings rather than flag_merge_constants.
28181 * doc/invoke.texi (Option Summary): Mention
28182 -fmerge-debug-strings.
28183 (Debugging Options): Document -fmerge-debug-strings.
28185 2008-01-18 Ian Lance Taylor <iant@google.com>
28188 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28189 (struct tree_function_decl): Add new field operator_new_flag.
28190 * tree-inline.c (expand_call_inline): When inlining a call to
28191 operator new, force the return value to go into a variable, and
28192 set DECL_NO_TBAA_P on that variable.
28193 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28195 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28198 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28199 DWARF2_DEBUGGING_INFO.
28200 (dwarf2out_note_section_used): Ditto. Add prototype.
28201 (have_multiple_function_sections, text_section_used,
28202 cold_text_section_used, *cold_text_sections): Move declarations
28205 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28207 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28208 field and add signal_ra.
28209 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28210 assignments to frame state pc. Move end of stack check after
28211 MD_FALLBACK_FRAME_STATE_FOR.
28212 (uw_update_context_1): Use frame state signal_regs if set, instead
28213 of checking signal_frame flag.
28214 (uw_update_context): Use frame state signal_ra if set.
28215 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28216 * config/xtensa/linux-unwind.h: New file.
28218 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28220 * modulo-sched.c (get_sched_window): Fix comment typo.
28222 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28224 PR tree-optimization/34648
28225 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28227 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28229 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28230 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28232 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28234 PR rtl-optimization/34400
28235 * df-core.c (df_worklist_dataflow_overeager,
28236 df_worklist_dataflow_doublequeue): New functions.
28237 (df_worklist_dataflow): Two different worklist solvers.
28238 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28241 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28244 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28245 and ftree-parallelize-loops.
28247 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28249 PR rtl-optimization/34826
28250 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28252 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28254 * global.c (find_reg): Mark the eh regs as used if necessary.
28255 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28256 * ra.h (struct allocno): no_eh_reg field added. Changed
28257 no_stack_reg type to bitfield.
28259 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28261 * tree.c (substitute_in_expr): Add missing 'break'.
28263 2008-01-17 Richard Guenther <rguenther@suse.de>
28265 PR tree-optimization/34825
28266 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28267 x / x as division to handle.
28269 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28271 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28272 "-pthread" is specified.
28273 * pa-hpux11.h (LIB_SPEC): Likewise.
28275 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28276 Peter Bergner <bergner@vnet.ibm.com>
28278 PR rtl-optimization/33796
28279 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28281 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28283 PR libgfortran/34699
28284 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28286 * pa-hpux10.h (LINK_SPEC): Likewise.
28287 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28289 2008-01-16 Richard Guenther <rguenther@suse.de>
28291 PR middle-end/32628
28292 * fold-const.c (fold_convert_const_int_from_int): Do not
28293 set overflow if that occured only because of a sign extension
28294 change when converting from/to a sizetype with the same
28295 precision and signedness.
28297 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28300 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28301 location address to the correct place. Update copyright year.
28303 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28305 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28306 no dependences in the dependence_relations vector.
28308 2008-01-16 Jan Hubicka <jh@suse.cz>
28310 PR rtl-optimization/31396
28311 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28312 * cfg.c (dump_reg_info): Print it.
28313 * regs.h (struct reg_info_t): add freq_calls_crossed.
28314 (REG_FREQ_CALLS_CROSSED): New macro.
28315 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28316 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28317 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28318 regmove_optimize): Update call crossed frequencies.
28319 * local-alloc.c (struct qty): Add freq_calls_crossed.
28320 (alloc_qty): Copute freq_calls_crossed.
28321 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28322 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28323 * ra.h (struct allocno): Add freq_calls_crossed.
28325 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28327 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28328 libgomp when compiling with ftree-parallelize-loops.
28329 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28331 2008-01-16 Richard Guenther <rguenther@suse.de>
28333 PR tree-optimization/34769
28334 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28335 * tree.c (int_cst_value): Instead make this function more
28336 permissive in what it accepts as valid input. Document this
28337 function always sign-extends the value.
28339 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28340 Richard Guenther <rguenther@suse.de>
28343 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28344 (gimple_fold_indirect_ref_rhs): ... this.
28345 (gimple_fold_indirect_ref): New function with foldings
28346 that preserve lvalueness.
28347 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28348 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28349 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28350 to fold an INDIRECT_REF, fall back to the old use of
28351 fold_indirect_ref_1.
28353 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28355 * tree-data-ref.c (subscript_dependence_tester_1): Call
28356 free_conflict_function.
28357 (compute_self_dependence): Same.
28359 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28362 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28363 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28365 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28366 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28367 for DWARF2_UNWIND_INFO targets.
28369 2008-01-16 Richard Guenther <rguenther@suse.de>
28372 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28373 type qualifiers for function types.
28375 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28377 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28378 loop_iterator li from previous commit.
28380 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28382 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28384 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28386 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28387 (parallelize_loops): Don't parallelize irreducible components.
28389 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28392 * c-opts (c_common_post_options): Do not enable CPP
28393 flag_pedantic_errors by default.
28395 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28397 PR rtl-optimization/31944
28398 * cse.c (remove_pseudo_from_table): New function.
28399 (merge_equiv_classes): Use above function to remove pseudo-registers.
28400 (invalidate): Likewise.
28402 2008-01-13 Richard Guenther <rguenther@suse.de>
28404 PR middle-end/34601
28405 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28406 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28408 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28410 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28411 validate_change to unshare the source of the PC set.
28413 2008-01-12 Jan Hubicka <jh@suse.cz>
28415 PR middle-end/32135
28416 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28417 references above array bounds. This might trigger bounds checks for
28418 pointers to arrays.
28420 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28422 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28423 new_replaceable_dependencies.
28425 2008-01-12 Doug Kwan <dougkwan@google.com>
28427 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28428 instead of OPT_Wreturn_type in warning due to ignored return type
28430 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28431 options included in -Wextra.
28432 * c.opt: New option -Wignored_qualifiers.
28433 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28434 -Wignore_qualifiers.
28435 (-Wignored-qualifiers): Document.
28436 (-Wreturn-type): Remove description of functionality now handled
28437 by -Wignored-qualifiers.
28439 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28442 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28443 NOP_EXPR if it is between integral types with the same precision.
28445 2008-01-12 Jan Hubicka <jh@suse.cz>
28448 * invoke.texi (max-inline-recursive-depth): Fix default value.
28450 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28452 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28455 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28457 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28459 2008-01-11 James E. Wilson <wilson@specifix.com>
28462 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28464 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28466 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28467 save/restore frame pointer register and don't use 'call-prologues'
28468 optimization in function with "OS_task" attribute.
28470 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28472 PR middle-end/31309
28473 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28474 when copying to memory.
28476 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28478 PR rtl-optimization/30905
28479 * cfgcleanup.c: Include dce.h
28480 (crossjumps_occured): New global variable.
28481 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28482 If something changed, set crossjumps_occured to true.
28483 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28484 Don't add/remove fake edges to exit here...
28485 (cleanup_cfg): ...but do it here, when crossjumping.
28486 Run a fast DCE when successful crossjumps occured in the latest
28487 iteration of try_optimize_cfg.
28489 2008-01-11 Richard Guenther <rguenther@suse.de>
28491 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28492 (struct vn_unary_op_s): Likewise.
28493 (vn_reference_insert): Free old reference on hash collision.
28495 2008-01-10 Raksit Ashok <raksit@google.com>
28497 PR rtl-optimization/27971
28498 * combine.c (find_split_point): Split PLUS expressions which are
28499 inside a MEM rtx, and whose first operand is complex.
28501 2008-01-10 DJ Delorie <dj@redhat.com>
28503 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28504 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28505 (m32c_hard_regno_ok): Call the underlying function.
28507 2008-01-10 Richard Guenther <rguenther@suse.de>
28509 PR middle-end/34683
28510 * tree-cfg.c (tree_merge_blocks): Do not go through the
28511 full-blown folding and stmt updating path if we just deal
28512 with virtual operands.
28513 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28514 test for abnormal SSA_NAMEs.
28516 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28518 PR middle-end/34641
28519 * reload.c (push_reload): Add assertions. All constants from
28520 reg_equiv_constant should have been used for replacing the respective
28522 (find_reloads_address): Invoke find_reloads_address_part for
28523 constant taken from the reg_equiv_constant array.
28525 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28527 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28528 field (valnum) the first in the struct. Replace bools with
28531 2008-01-10 Richard Guenther <rguenther@suse.de>
28533 PR tree-optimization/34651
28534 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28535 types and ordering for masking and converting.
28537 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28539 PR tree-optimization/34017
28540 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28541 also for PHI_NODE expressions.
28543 2008-01-09 Jan Hubicka <jh@suse.cz>
28545 PR tree-optimization/34708
28546 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28547 based on number of case labels.
28548 (init_inline_once): Remove switch_cost.
28549 * tree-inline.h (eni_weights_d): Remove switch_cost.
28551 2008-01-09 Richard Guenther <rguenther@suse.de>
28552 Andrew Pinski <andrew_pinski@playstation.sony.com>
28554 PR middle-end/30132
28555 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28556 temporary if an rvalue is ok or an lvalue is not required.
28558 2008-01-09 Richard Guenther <rguenther@suse.de>
28560 PR middle-end/34458
28561 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28562 adjust return type.
28564 2008-01-09 Richard Guenther <rguenther@suse.de>
28566 PR middle-end/34679
28567 * tree.c (host_integerp): Check for sizetype only if the
28568 type is an integer type.
28570 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28573 * opts.c (decode_options): Disable inlining of functions called
28574 once if not in unit-at-a-time mode.
28576 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28578 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28580 2008-01-08 Richard Guenther <rguenther@suse.de>
28582 PR middle-end/31863
28583 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28584 out early if the result will be unused.
28586 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28591 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28592 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28595 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28597 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28598 for vectorization tuned.
28600 2008-01-08 Richard Guenther <rguenther@suse.de>
28602 PR tree-optimization/34683
28603 * tree-ssa-operands.c (operand_build_cmp): Export.
28604 * tree-ssa-operands.h (operand_build_cmp): Declare.
28605 * tree-vn.c (vuses_compare): Remove.
28606 (sort_vuses): Use operand_build_cmp.
28607 (sort_vuses_heap): Likewise.
28608 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28609 to re-use old VEC if available. Do not sort already sorted VUSEs.
28610 (vdefs_to_vec): Do not sort already sorted VDEFs.
28612 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28614 PR middle-end/34694
28615 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28617 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28620 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28621 limitations of reciprocal sequences on x86 targets.
28623 2008-01-08 Richard Guenther <rguenther@suse.de>
28625 PR tree-optimization/34683
28626 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28628 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28631 * config/darwin.c (darwin_mergeable_string_section): Don't use
28632 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28634 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28637 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28638 negxf2. Macroize expander using X87MODEF mode iterator. Change
28639 predicates of op0 and op1 to register_operand.
28640 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28641 expander using X87MODEF mode iterator. Change predicates of
28642 op0 and op1 to register_operand.
28643 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28644 corresponding patterns and macroize using MODEF macro. Change
28645 predicates of op0 and op1 to register_operand and remove
28646 "m" constraint. Disparage "r" alternative with "!".
28647 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28648 macroize using X87MODEF macro. Change predicates of op0 and op1
28649 to register_operand and remove "m" constraint. Disparage "r"
28650 alternative with "!".
28651 (absneg splitter with memory operands): Remove.
28652 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28653 patterns and macroize using X87MODEF mode iterator.
28654 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28655 Change predicate of op1 to register_operand.
28656 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28657 for memory operands.
28659 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28661 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28663 2008-01-07 Richard Guenther <rguenther@suse.de>
28665 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28668 2008-01-07 Richard Guenther <rguenther@suse.de>
28670 PR tree-optimization/34683
28671 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28672 VOPs of the needed size to save memory. Use VEC_quick_push
28673 to save compile-time.
28674 (vdefs_to_vec): Likewise.
28676 2008-01-07 Sa Liu <saliu@de.ibm.com>
28678 * config/spu/spu.md (divdf3): Genetate inline code for double
28679 division. The implementation doesn't handle INF or NAN, therefore it
28680 only applies when -ffinite-math-only is given.
28682 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28685 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28686 * doc/cpp.texi ([Common Predefined Macros]): Document.
28688 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28690 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28691 order to use commutative addition instead of subtraction.
28693 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28694 Mircea Namolaru <namolaru@il.ibm.com>
28695 Vladimir Yanovsky <yanov@il.ibm.com>
28696 Revital Eres <eres@il.ibm.com>
28698 PR tree-optimization/34263
28699 * tree-outof-ssa.c (process_single_block_loop_latch,
28700 contains_tree_r): New functions.
28701 (analyze_edges_for_bb): Call process_single_block_loop_latch
28702 function to empty single-basic-block latch block if possible.
28704 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28706 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28708 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28710 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28712 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28714 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28716 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28718 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28720 PR tree-optimization/34618
28721 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28724 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28727 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28728 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28729 Update copyright year.
28731 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28732 Update copyright year.
28733 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28736 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28738 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28739 edge does not point to current bb before changing need_assert.
28741 2008-01-04 Richard Guenther <rguenther@suse.de>
28743 PR middle-end/34029
28744 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28745 for verifying purposes if they are is_gimple_min_invariant.
28747 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28749 PR tree-optimization/34448
28750 PR tree-optimization/34465
28751 * gimplify.c (gimplify_init_constructor): Add new parameter
28752 notify_temp_creation. Use it.
28753 (gimplify_modify_expr_rhs): Take volatiles into account when
28754 optimizing constructors.
28755 Do not optimize constructors if gimplify_init_constructor will dump to
28757 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28758 * gcc.c-torture/compile/pr34448.c: New.
28760 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28762 PR gcov-profile/34609
28763 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28764 return_slot if result is TREE_ADDRESSABLE.
28766 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28768 * config/mips/mips.md (sqrt_condition): Tweak comment.
28769 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28771 2008-01-03 Tom Tromey <tromey@redhat.com>
28774 * c-common.c (c_type_hash): Handle VLAs.
28776 2008-01-03 Jan Hubicka <jh@suse.cz>
28778 PR tree-optimization/31081
28779 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28780 0 when inlining and not inlining to first basic block.
28781 (remap_decl): When var is initialized to 0, don't set default_def.
28782 (expand_call_inline): Set entry_bb.
28783 * tree-inline.h (copy_body_data): Add entry_bb.
28785 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28788 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28791 PR tree-optimization/29484
28792 * tree-inline.c (inline_forbidden_p_2): New function.
28793 (inline_forbidden_p): Disallow inlining if some static var
28794 has an address of a local LABEL_DECL in its initializer.
28795 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28798 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28800 PR tree-optimization/34635
28801 * tree-data-ref.c (add_other_self_distances): Make sure that the
28802 evolution step is constant.
28804 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28806 PR middle-end/34608
28807 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28809 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28811 * tree-sra.c (scalarize_init): Insert the generate_element_init
28812 statements after the generate_element_zero statements.
28814 2008-01-02 Richard Guenther <rguenther@suse.de>
28816 PR middle-end/34093
28817 PR middle-end/31976
28818 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28819 for very large number of operands instead of ICEing.
28821 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28824 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28825 while stack probing.
28827 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28829 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28832 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28834 PR libmudflap/26442
28835 * tree-mudflap.c (mx_register_decls): Guard warning by
28836 !DECL_ARTIFICIAL check.
28838 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28840 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28841 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28842 sse5_perm<mode>): Fix constraints.